Magellan Linux

Contents of /trunk/php5/patches/php5-5.3.3-suhosin-0.9.10-2.patch

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Revision 1115 - (show annotations) (download)
Sun Aug 22 18:37:54 2010 UTC (13 years, 9 months ago) by niro
File size: 197685 byte(s)
-added

1 diff -Naur php-5.3.3/configure php-5.3.3-magellan/configure
2 --- php-5.3.3/configure 2010-07-21 12:53:06.000000000 +0200
3 +++ php-5.3.3-magellan/configure 2010-07-26 12:11:25.000000000 +0200
4 @@ -19162,6 +19162,9 @@
5
6 fi
7
8 +cat >> confdefs.h <<\EOF
9 +#define SUHOSIN_PATCH 1
10 +EOF
11
12 echo $ac_n "checking for declared timezone""... $ac_c" 1>&6
13 echo "configure:19168: checking for declared timezone" >&5
14 @@ -115978,7 +115981,7 @@
15 php_ini.c SAPI.c rfc1867.c php_content_types.c strlcpy.c \
16 strlcat.c mergesort.c reentrancy.c php_variables.c php_ticks.c \
17 network.c php_open_temporary_file.c php_logos.c \
18 - output.c getopt.c; do
19 + output.c getopt.c suhosin_patch.c ; do
20
21 IFS=.
22 set $ac_src
23 @@ -116182,7 +116185,7 @@
24 zend_list.c zend_indent.c zend_builtin_functions.c zend_sprintf.c \
25 zend_ini.c zend_qsort.c zend_multibyte.c zend_ts_hash.c zend_stream.c \
26 zend_iterators.c zend_interfaces.c zend_exceptions.c zend_strtod.c zend_gc.c \
27 - zend_closures.c zend_float.c; do
28 + zend_closures.c zend_float.c zend_canary.c zend_alloc_canary.c ; do
29
30 IFS=.
31 set $ac_src
32 diff -Naur php-5.3.3/configure.in php-5.3.3-magellan/configure.in
33 --- php-5.3.3/configure.in 2010-07-21 12:50:07.000000000 +0200
34 +++ php-5.3.3-magellan/configure.in 2010-07-26 12:11:25.000000000 +0200
35 @@ -289,6 +289,7 @@
36 sinclude(TSRM/threads.m4)
37 sinclude(TSRM/tsrm.m4)
38
39 +sinclude(main/suhosin_patch.m4)
40
41 divert(2)
42
43 @@ -1396,7 +1397,7 @@
44 php_ini.c SAPI.c rfc1867.c php_content_types.c strlcpy.c \
45 strlcat.c mergesort.c reentrancy.c php_variables.c php_ticks.c \
46 network.c php_open_temporary_file.c php_logos.c \
47 - output.c getopt.c)
48 + output.c getopt.c suhosin_patch.c )
49
50 PHP_ADD_SOURCES(main/streams, streams.c cast.c memory.c filter.c \
51 plain_wrapper.c userspace.c transports.c xp_socket.c mmap.c \
52 @@ -1424,7 +1425,7 @@
53 zend_list.c zend_indent.c zend_builtin_functions.c zend_sprintf.c \
54 zend_ini.c zend_qsort.c zend_multibyte.c zend_ts_hash.c zend_stream.c \
55 zend_iterators.c zend_interfaces.c zend_exceptions.c zend_strtod.c zend_gc.c \
56 - zend_closures.c zend_float.c)
57 + zend_closures.c zend_float.c zend_canary.c zend_alloc_canary.c )
58
59 if test -r "$abs_srcdir/Zend/zend_objects.c"; then
60 PHP_ADD_SOURCES(Zend, zend_objects.c zend_object_handlers.c zend_objects_API.c zend_default_classes.c)
61 diff -Naur php-5.3.3/ext/phar/stream.c php-5.3.3-magellan/ext/phar/stream.c
62 --- php-5.3.3/ext/phar/stream.c 2010-04-27 19:13:24.000000000 +0200
63 +++ php-5.3.3-magellan/ext/phar/stream.c 2010-07-26 12:11:25.000000000 +0200
64 @@ -470,7 +470,8 @@
65 if (stream->mode[0] == 'w' || (stream->mode[0] == 'r' && stream->mode[1] == '+')) {
66 ret = phar_flush(((phar_entry_data *)stream->abstract)->phar, 0, 0, 0, &error TSRMLS_CC);
67 if (error) {
68 - php_stream_wrapper_log_error(stream->wrapper, REPORT_ERRORS TSRMLS_CC, error);
69 + /* Fix format string vulnerability here, too because PHP.net did not */
70 + php_stream_wrapper_log_error(stream->wrapper, REPORT_ERRORS TSRMLS_CC, "%s", error);
71 efree(error);
72 }
73 return ret;
74 diff -Naur php-5.3.3/ext/standard/dl.c php-5.3.3-magellan/ext/standard/dl.c
75 --- php-5.3.3/ext/standard/dl.c 2010-01-03 10:23:27.000000000 +0100
76 +++ php-5.3.3-magellan/ext/standard/dl.c 2010-07-26 12:11:25.000000000 +0200
77 @@ -254,6 +254,23 @@
78 return FAILURE;
79 }
80 }
81 +
82 +#if SUHOSIN_PATCH
83 + if (strncmp("suhosin", module_entry->name, sizeof("suhosin")-1) == 0) {
84 + void *log_func;
85 + /* sucessfully loaded suhosin extension, now check for logging function replacement */
86 + log_func = (void *) DL_FETCH_SYMBOL(handle, "suhosin_log");
87 + if (log_func == NULL) {
88 + log_func = (void *) DL_FETCH_SYMBOL(handle, "_suhosin_log");
89 + }
90 + if (log_func != NULL) {
91 + zend_suhosin_log = log_func;
92 + } else {
93 + zend_suhosin_log(S_MISC, "could not replace logging function");
94 + }
95 + }
96 +#endif
97 +
98 return SUCCESS;
99 }
100 /* }}} */
101 diff -Naur php-5.3.3/ext/standard/info.c php-5.3.3-magellan/ext/standard/info.c
102 --- php-5.3.3/ext/standard/info.c 2010-05-30 09:46:45.000000000 +0200
103 +++ php-5.3.3-magellan/ext/standard/info.c 2010-07-26 12:11:25.000000000 +0200
104 @@ -878,6 +878,33 @@
105
106 php_info_print_table_end();
107
108 + /* Suhosin Patch */
109 + php_info_print_box_start(0);
110 + if (expose_php && !sapi_module.phpinfo_as_text) {
111 + PUTS("<a href=\"http://www.suhosin.org\"><img border=\"0\" src=\"");
112 + if (SG(request_info).request_uri) {
113 + char *elem_esc = php_info_html_esc(SG(request_info).request_uri TSRMLS_CC);
114 + PUTS(elem_esc);
115 + efree(elem_esc);
116 + }
117 + PUTS("?="SUHOSIN_LOGO_GUID"\" alt=\"Suhosin logo\" /></a>\n");
118 + }
119 + PUTS("This server is protected with the Suhosin Patch ");
120 + if (sapi_module.phpinfo_as_text) {
121 + PUTS(SUHOSIN_PATCH_VERSION);
122 + } else {
123 + zend_html_puts(SUHOSIN_PATCH_VERSION, strlen(SUHOSIN_PATCH_VERSION) TSRMLS_CC);
124 + }
125 + PUTS(!sapi_module.phpinfo_as_text?"<br />":"\n");
126 + if (sapi_module.phpinfo_as_text) {
127 + PUTS("Copyright (c) 2006-2007 Hardened-PHP Project\n");
128 + PUTS("Copyright (c) 2007-2009 SektionEins GmbH\n");
129 + } else {
130 + PUTS("Copyright (c) 2006-2007 <a href=\"http://www.hardened-php.net/\">Hardened-PHP Project</a>\n");
131 + PUTS("Copyright (c) 2007-2009 <a href=\"http://www.sektioneins.de/\">SektionEins GmbH</a>\n");
132 + }
133 + php_info_print_box_end();
134 +
135 /* Zend Engine */
136 php_info_print_box_start(0);
137 if (expose_php && !sapi_module.phpinfo_as_text) {
138 diff -Naur php-5.3.3/ext/standard/syslog.c php-5.3.3-magellan/ext/standard/syslog.c
139 --- php-5.3.3/ext/standard/syslog.c 2010-01-03 10:23:27.000000000 +0100
140 +++ php-5.3.3-magellan/ext/standard/syslog.c 2010-07-26 12:11:25.000000000 +0200
141 @@ -42,6 +42,7 @@
142 */
143 PHP_MINIT_FUNCTION(syslog)
144 {
145 +#if !SUHOSIN_PATCH
146 /* error levels */
147 REGISTER_LONG_CONSTANT("LOG_EMERG", LOG_EMERG, CONST_CS | CONST_PERSISTENT); /* system unusable */
148 REGISTER_LONG_CONSTANT("LOG_ALERT", LOG_ALERT, CONST_CS | CONST_PERSISTENT); /* immediate action required */
149 @@ -97,6 +98,7 @@
150 /* AIX doesn't have LOG_PERROR */
151 REGISTER_LONG_CONSTANT("LOG_PERROR", LOG_PERROR, CONST_CS | CONST_PERSISTENT); /*log to stderr*/
152 #endif
153 +#endif
154 BG(syslog_device)=NULL;
155
156 return SUCCESS;
157 diff -Naur php-5.3.3/main/fopen_wrappers.c php-5.3.3-magellan/main/fopen_wrappers.c
158 --- php-5.3.3/main/fopen_wrappers.c 2010-04-22 00:22:31.000000000 +0200
159 +++ php-5.3.3-magellan/main/fopen_wrappers.c 2010-07-26 12:11:25.000000000 +0200
160 @@ -85,13 +85,8 @@
161 PHPAPI ZEND_INI_MH(OnUpdateBaseDir)
162 {
163 char **p, *pathbuf, *ptr, *end;
164 -#ifndef ZTS
165 - char *base = (char *) mh_arg2;
166 -#else
167 - char *base = (char *) ts_resource(*((int *) mh_arg2));
168 -#endif
169
170 - p = (char **) (base + (size_t) mh_arg1);
171 + p = &PG(open_basedir);
172
173 if (stage == PHP_INI_STAGE_STARTUP || stage == PHP_INI_STAGE_SHUTDOWN || stage == PHP_INI_STAGE_ACTIVATE || stage == PHP_INI_STAGE_DEACTIVATE) {
174 /* We're in a PHP_INI_SYSTEM context, no restrictions */
175 diff -Naur php-5.3.3/main/main.c php-5.3.3-magellan/main/main.c
176 --- php-5.3.3/main/main.c 2010-03-12 11:28:59.000000000 +0100
177 +++ php-5.3.3-magellan/main/main.c 2010-07-26 12:11:25.000000000 +0200
178 @@ -90,6 +90,9 @@
179
180 #include "SAPI.h"
181 #include "rfc1867.h"
182 +#if SUHOSIN_PATCH
183 +#include "suhosin_globals.h"
184 +#endif
185
186 #if HAVE_SYS_MMAN_H
187 # include <sys/mman.h>
188 @@ -488,7 +491,7 @@
189 STD_PHP_INI_ENTRY("extension_dir", PHP_EXTENSION_DIR, PHP_INI_SYSTEM, OnUpdateStringUnempty, extension_dir, php_core_globals, core_globals)
190 STD_PHP_INI_ENTRY("include_path", PHP_INCLUDE_PATH, PHP_INI_ALL, OnUpdateStringUnempty, include_path, php_core_globals, core_globals)
191 PHP_INI_ENTRY("max_execution_time", "30", PHP_INI_ALL, OnUpdateTimeout)
192 - STD_PHP_INI_ENTRY("open_basedir", NULL, PHP_INI_ALL, OnUpdateBaseDir, open_basedir, php_core_globals, core_globals)
193 + PHP_INI_ENTRY("open_basedir", NULL, PHP_INI_ALL, OnUpdateBaseDir)
194 STD_PHP_INI_ENTRY("safe_mode_exec_dir", PHP_SAFE_MODE_EXEC_DIR, PHP_INI_SYSTEM, OnUpdateString, safe_mode_exec_dir, php_core_globals, core_globals)
195
196 STD_PHP_INI_BOOLEAN("file_uploads", "1", PHP_INI_SYSTEM, OnUpdateBool, file_uploads, php_core_globals, core_globals)
197 @@ -1778,6 +1781,10 @@
198 }
199 #endif
200
201 +#if SUHOSIN_PATCH
202 +PHPAPI void suhosin_startup();
203 +#endif
204 +
205 /* {{{ php_module_startup
206 */
207 int php_module_startup(sapi_module_struct *sf, zend_module_entry *additional_modules, uint num_additional_modules)
208 @@ -1822,6 +1829,10 @@
209 tsrm_ls = ts_resource(0);
210 #endif
211
212 +#if SUHOSIN_PATCH
213 + suhosin_startup();
214 +#endif
215 +
216 module_shutdown = 0;
217 module_startup = 1;
218 sapi_initialize_empty_request(TSRMLS_C);
219 @@ -1941,7 +1952,11 @@
220 REGISTER_MAIN_STRINGL_CONSTANT("PHP_CONFIG_FILE_SCAN_DIR", PHP_CONFIG_FILE_SCAN_DIR, sizeof(PHP_CONFIG_FILE_SCAN_DIR)-1, CONST_PERSISTENT | CONST_CS);
221 REGISTER_MAIN_STRINGL_CONSTANT("PHP_SHLIB_SUFFIX", PHP_SHLIB_SUFFIX, sizeof(PHP_SHLIB_SUFFIX)-1, CONST_PERSISTENT | CONST_CS);
222 REGISTER_MAIN_STRINGL_CONSTANT("PHP_EOL", PHP_EOL, sizeof(PHP_EOL)-1, CONST_PERSISTENT | CONST_CS);
223 - REGISTER_MAIN_LONG_CONSTANT("PHP_MAXPATHLEN", MAXPATHLEN, CONST_PERSISTENT | CONST_CS);
224 +#if SUHOSIN_PATCH
225 + REGISTER_MAIN_LONG_CONSTANT("SUHOSIN_PATCH", 1, CONST_PERSISTENT | CONST_CS);
226 + REGISTER_MAIN_STRINGL_CONSTANT("SUHOSIN_PATCH_VERSION", SUHOSIN_PATCH_VERSION, sizeof(SUHOSIN_PATCH_VERSION)-1, CONST_PERSISTENT | CONST_CS);
227 +#endif
228 + REGISTER_MAIN_LONG_CONSTANT("PHP_MAXPATHLEN", MAXPATHLEN, CONST_PERSISTENT | CONST_CS);
229 REGISTER_MAIN_LONG_CONSTANT("PHP_INT_MAX", LONG_MAX, CONST_PERSISTENT | CONST_CS);
230 REGISTER_MAIN_LONG_CONSTANT("PHP_INT_SIZE", sizeof(long), CONST_PERSISTENT | CONST_CS);
231
232 diff -Naur php-5.3.3/main/php_config.h.in php-5.3.3-magellan/main/php_config.h.in
233 --- php-5.3.3/main/php_config.h.in 2010-07-21 12:53:11.000000000 +0200
234 +++ php-5.3.3-magellan/main/php_config.h.in 2010-07-26 12:11:25.000000000 +0200
235 @@ -848,6 +848,9 @@
236 /* Define if the target system has /dev/urandom device */
237 #undef HAVE_DEV_URANDOM
238
239 +/* Suhosin-Patch for PHP */
240 +#undef SUHOSIN_PATCH
241 +
242 /* Whether you have AOLserver */
243 #undef HAVE_AOLSERVER
244
245 diff -Naur php-5.3.3/main/php.h php-5.3.3-magellan/main/php.h
246 --- php-5.3.3/main/php.h 2010-03-12 11:28:59.000000000 +0100
247 +++ php-5.3.3-magellan/main/php.h 2010-07-26 12:11:25.000000000 +0200
248 @@ -453,6 +453,10 @@
249 #endif
250 #endif /* !XtOffsetOf */
251
252 +#if SUHOSIN_PATCH
253 +#include "suhosin_patch.h"
254 +#endif
255 +
256 #endif
257
258 /*
259 diff -Naur php-5.3.3/main/php_logos.c php-5.3.3-magellan/main/php_logos.c
260 --- php-5.3.3/main/php_logos.c 2010-03-12 11:28:59.000000000 +0100
261 +++ php-5.3.3-magellan/main/php_logos.c 2010-07-26 12:11:25.000000000 +0200
262 @@ -50,6 +50,10 @@
263 return zend_hash_del(&phpinfo_logo_hash, logo_string, strlen(logo_string));
264 }
265
266 +#if SUHOSIN_PATCH
267 +#include "suhosin_logo.h"
268 +#endif
269 +
270 int php_init_info_logos(void)
271 {
272 if(zend_hash_init(&phpinfo_logo_hash, 0, NULL, NULL, 1)==FAILURE)
273 @@ -58,7 +62,9 @@
274 php_register_info_logo(PHP_LOGO_GUID , "image/gif", php_logo , sizeof(php_logo));
275 php_register_info_logo(PHP_EGG_LOGO_GUID, "image/gif", php_egg_logo, sizeof(php_egg_logo));
276 php_register_info_logo(ZEND_LOGO_GUID , "image/gif", zend_logo , sizeof(zend_logo));
277 -
278 +#if SUHOSIN_PATCH
279 + php_register_info_logo(SUHOSIN_LOGO_GUID, "image/jpeg", suhosin_logo , sizeof(suhosin_logo));
280 +#endif
281 return SUCCESS;
282 }
283
284 diff -Naur php-5.3.3/main/snprintf.c php-5.3.3-magellan/main/snprintf.c
285 --- php-5.3.3/main/snprintf.c 2010-01-03 10:23:27.000000000 +0100
286 +++ php-5.3.3-magellan/main/snprintf.c 2010-07-26 12:11:25.000000000 +0200
287 @@ -780,6 +780,10 @@
288 */
289 switch (*fmt) {
290 case 'Z':
291 +#if SUHOSIN_PATCH
292 + zend_suhosin_log(S_MISC, "'Z' specifier within format string");
293 + goto skip_output;
294 +#else
295 zvp = (zval*) va_arg(ap, zval*);
296 zend_make_printable_zval(zvp, &zcopy, &free_zcopy);
297 if (free_zcopy) {
298 @@ -790,6 +794,7 @@
299 if (adjust_precision && precision < s_len) {
300 s_len = precision;
301 }
302 +#endif
303 break;
304 case 'u':
305 switch(modifier) {
306 @@ -1091,7 +1096,11 @@
307
308
309 case 'n':
310 +#if SUHOSIN_PATCH
311 + zend_suhosin_log(S_MISC, "'n' specifier within format string");
312 +#else
313 *(va_arg(ap, int *)) = cc;
314 +#endif
315 goto skip_output;
316
317 /*
318 diff -Naur php-5.3.3/main/spprintf.c php-5.3.3-magellan/main/spprintf.c
319 --- php-5.3.3/main/spprintf.c 2010-01-03 10:23:27.000000000 +0100
320 +++ php-5.3.3-magellan/main/spprintf.c 2010-07-26 12:11:25.000000000 +0200
321 @@ -388,6 +388,10 @@
322 */
323 switch (*fmt) {
324 case 'Z':
325 +#if SUHOSIN_PATCH
326 + zend_suhosin_log(S_MISC, "'Z' specifier within format string");
327 + goto skip_output;
328 +#else
329 zvp = (zval*) va_arg(ap, zval*);
330 zend_make_printable_zval(zvp, &zcopy, &free_zcopy);
331 if (free_zcopy) {
332 @@ -398,6 +402,7 @@
333 if (adjust_precision && precision < s_len) {
334 s_len = precision;
335 }
336 +#endif
337 break;
338 case 'u':
339 switch(modifier) {
340 @@ -698,7 +703,11 @@
341
342
343 case 'n':
344 +#if SUHOSIN_PATCH
345 + zend_suhosin_log(S_MISC, "'n' specifier within format string");
346 +#else
347 *(va_arg(ap, int *)) = xbuf->len;
348 +#endif
349 goto skip_output;
350
351 /*
352 diff -Naur php-5.3.3/main/suhosin_globals.h php-5.3.3-magellan/main/suhosin_globals.h
353 --- php-5.3.3/main/suhosin_globals.h 1970-01-01 01:00:00.000000000 +0100
354 +++ php-5.3.3-magellan/main/suhosin_globals.h 2010-07-26 12:11:25.000000000 +0200
355 @@ -0,0 +1,61 @@
356 +/*
357 + +----------------------------------------------------------------------+
358 + | Suhosin-Patch for PHP |
359 + +----------------------------------------------------------------------+
360 + | Copyright (c) 2004-2009 Stefan Esser |
361 + +----------------------------------------------------------------------+
362 + | This source file is subject to version 2.02 of the PHP license, |
363 + | that is bundled with this package in the file LICENSE, and is |
364 + | available at through the world-wide-web at |
365 + | http://www.php.net/license/2_02.txt. |
366 + | If you did not receive a copy of the PHP license and are unable to |
367 + | obtain it through the world-wide-web, please send a note to |
368 + | license@php.net so we can mail you a copy immediately. |
369 + +----------------------------------------------------------------------+
370 + | Author: Stefan Esser <stefan.esser@sektioneins.de> |
371 + +----------------------------------------------------------------------+
372 + */
373 +
374 +#ifndef SUHOSIN_GLOBALS_H
375 +#define SUHOSIN_GLOBALS_H
376 +
377 +typedef struct _suhosin_patch_globals suhosin_patch_globals_struct;
378 +
379 +#ifdef ZTS
380 +# define SPG(v) TSRMG(suhosin_patch_globals_id, suhosin_patch_globals_struct *, v)
381 +extern int suhosin_patch_globals_id;
382 +#else
383 +# define SPG(v) (suhosin_patch_globals.v)
384 +extern struct _suhosin_patch_globals suhosin_patch_globals;
385 +#endif
386 +
387 +
388 +struct _suhosin_patch_globals {
389 + /* logging */
390 + int log_syslog;
391 + int log_syslog_facility;
392 + int log_syslog_priority;
393 + int log_sapi;
394 + int log_script;
395 + int log_phpscript;
396 + char *log_scriptname;
397 + char *log_phpscriptname;
398 + zend_bool log_phpscript_is_safe;
399 + zend_bool log_use_x_forwarded_for;
400 +
401 + /* memory manager canary protection */
402 + unsigned int canary_1;
403 + unsigned int canary_2;
404 + unsigned int canary_3;
405 + unsigned int dummy;
406 +};
407 +
408 +
409 +#endif /* SUHOSIN_GLOBALS_H */
410 +
411 +/*
412 + * Local variables:
413 + * tab-width: 4
414 + * c-basic-offset: 4
415 + * End:
416 + */
417 diff -Naur php-5.3.3/main/suhosin_logo.h php-5.3.3-magellan/main/suhosin_logo.h
418 --- php-5.3.3/main/suhosin_logo.h 1970-01-01 01:00:00.000000000 +0100
419 +++ php-5.3.3-magellan/main/suhosin_logo.h 2010-07-26 12:11:25.000000000 +0200
420 @@ -0,0 +1,178 @@
421 +static unsigned char suhosin_logo[] =
422 + "\xff\xd8\xff\xe0\x00\x10\x4a\x46\x49\x46\x00\x01\x01\x01\x00\x48"
423 + "\x00\x48\x00\x00\xff\xe1\x00\x16\x45\x78\x69\x66\x00\x00\x4d\x4d"
424 + "\x00\x2a\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\xff\xdb\x00\x43"
425 + "\x00\x01\x01\x01\x01\x01\x01\x01\x01\x01\x01\x01\x01\x01\x01\x01"
426 + "\x01\x01\x01\x01\x01\x01\x01\x01\x01\x01\x01\x01\x01\x01\x01\x01"
427 + "\x01\x01\x01\x01\x01\x01\x01\x01\x01\x01\x01\x01\x01\x01\x01\x01"
428 + "\x01\x01\x01\x01\x01\x01\x01\x01\x01\x01\x01\x01\x01\x01\x01\x01"
429 + "\x01\xff\xc0\x00\x0b\x08\x00\x27\x00\x71\x01\x01\x22\x00\xff\xc4"
430 + "\x00\x1e\x00\x00\x02\x02\x02\x03\x01\x01\x00\x00\x00\x00\x00\x00"
431 + "\x00\x00\x00\x00\x09\x06\x08\x05\x07\x02\x03\x0a\x01\x04\xff\xc4"
432 + "\x00\x32\x10\x00\x01\x04\x03\x00\x02\x00\x05\x01\x05\x09\x01\x00"
433 + "\x00\x00\x00\x05\x02\x03\x04\x06\x01\x07\x08\x00\x09\x11\x12\x13"
434 + "\x14\x21\x15\x0a\x16\x31\x56\x96\x17\x18\x19\x23\x32\x41\x58\x98"
435 + "\xd4\xd6\xff\xda\x00\x08\x01\x01\x00\x00\x3f\x00\xf4\xc1\xe1\xe5"
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440 + "\xc1\x2d\x20\xc3\x59\xeb\x26\x05\xd8\x6b\x76\x31\x43\x8f\x57\xcf"
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450 + "\x14\x9d\x21\x68\x62\x1c\x08\x11\x64\x4b\x92\xf2\xd2\xd3\x2d\x2d"
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453 + "\x1d\xa4\x3d\x20\x75\x72\x01\x09\x71\xe5\x1c\x9e\xc3\x2e\x36\xf3"
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466 + "\x63\x7e\xd7\xe7\x42\xd8\xbd\xc3\x71\xa1\xf2\x7e\x9b\xa8\x97\x83"
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478 + "\xc4\xbd\xc5\x87\x79\x9c\x65\xf6\x39\x45\x60\xe8\xce\x9e\xab\x6d"
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480 + "\x07\x2d\x0f\xb8\xb6\xa6\xd6\x6d\x71\x0d\xa2\x43\x4c\x25\xea\xfa"
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500 + "\xf4\xb1\x1c\x4d\x90\xec\x92\x2f\x49\x71\xf7\x14\xf2\x97\x9f\x15"
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503 + "\x0b\x5a\x3e\x38\xfc\xfc\xaa\x56\x3f\x86\x73\xe3\xb9\x4a\x52\x84"
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529 + "\x6f\xd7\x72\x5b\x2b\x66\xee\xa8\x0d\x54\xe8\x5b\xf9\x92\x96\x92"
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539 + "\x87\x7e\xe0\x36\x6d\x78\x80\x4e\x3c\x02\xec\x90\x1d\x11\x81\x74"
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541 + "\x18\x8d\x91\xb2\x0e\x44\x19\xaa\xb4\xcc\x08\xed\x46\xfa\xd7\x2b"
542 + "\x78\x58\x72\x5d\xbb\x5e\x49\xe7\xee\xf3\x8a\x9d\x22\xa4\x19\xc8"
543 + "\xe7\x08\xc3\x90\x9b\x35\x9a\xa4\x25\x8c\x4b\x9b\xa7\xf8\xbf\x81"
544 + "\xf5\xdf\x22\x66\xf1\x7e\x9f\x66\x3d\xbb\xfa\x73\x73\x4d\xfd\x67"
545 + "\x7b\xf4\xce\xc3\x62\x2e\x6f\xbb\x0c\xa2\xdc\x69\xfc\x8a\x17\x0e"
546 + "\x3a\x9e\x83\x46\xd7\xe3\x5e\x65\x86\xc0\x51\x00\xbb\x91\xe3\xe1"
547 + "\xc1\x16\xc4\xe9\x65\x5c\x14\x3e\x44\x6a\x6b\xd1\x1e\xb0\x36\xdd"
548 + "\x0b\x7d\x8a\xeb\xaf\x58\x5b\x64\x3f\x38\xed\x52\x76\xe8\x46\xf7"
549 + "\x86\x84\xb3\x93\xb1\x0b\xe5\xfd\xfd\x0d\xe9\x6d\xe4\xf1\x1b\x1d"
550 + "\x56\xb4\x34\xe4\x6a\xf5\xa4\x9c\x2c\xc9\x64\x94\xc1\xf5\x79\x6d"
551 + "\x12\x96\xf3\x47\xc5\x48\xa8\xdb\xd8\x95\x64\x29\xcf\xf6\x88\xf1"
552 + "\x95\x7a\x98\xe8\xbc\x27\x19\xce\x73\x61\xd1\xb8\xc6\x31\x8c\xe7"
553 + "\x39\xce\x77\x9e\xbc\xc6\x31\x8c\x63\xf3\x9c\xe7\x39\xc6\x31\x8f"
554 + "\xf7\xce\x7e\x1e\x3b\x7f\x0f\x0f\x0f\x13\x57\xb9\x0a\xe1\x0b\x64"
555 + "\x5f\x58\x40\xc6\xc7\x7a\x4b\xf2\x3d\xbc\x71\xf4\xa7\xd2\xca\x14"
556 + "\xe2\x98\x1a\x30\x1e\xe0\x26\x5a\x6a\xf0\x9c\x67\x38\x66\x00\xb8"
557 + "\x72\xe6\xbe\xac\xfe\x12\xd3\x0b\x56\x73\x8c\x63\xc7\x2b\xe1\xe2"
558 + "\xe8\xdd\x7b\xff\x00\xd8\xe5\x23\x6c\xce\xa8\x69\xcf\x5e\x3a\xef"
559 + "\x77\xea\xe5\xab\x0e\x82\xdb\xd9\xed\x7a\x9e\xb8\x6d\x51\x32\xdb"
560 + "\x79\xc3\x36\x9a\x2d\xa3\x50\x39\x65\x0a\x63\x0e\xe5\xd4\x39\x12"
561 + "\xbf\x8b\x98\xa4\xa1\x2d\xad\xb3\xcf\x65\x6a\x43\x78\xb3\x3b\x07"
562 + "\xd8\xd5\xea\xae\x76\xad\x6f\xf5\xff\x00\xca\x93\xab\x96\xb0\x64"
563 + "\xeb\xd6\x4a\xd5\x87\xba\xec\x24\x60\x97\x06\x76\x03\xe3\x4c\x07"
564 + "\x29\x11\x8e\x34\x25\x02\x64\x29\xf0\x25\x48\x85\x3a\x33\x8b\x7a"
565 + "\x3c\x86\x1e\x75\xa5\x61\xc6\x97\x9f\x8d\x25\xf5\xc9\xcd\xde\xc9"
566 + "\x7d\x77\xf2\xc8\x7e\x70\xaf\x73\x5f\x2d\xec\xa2\x51\x2d\x96\xfb"
567 + "\x89\xad\x80\x57\xb2\x36\x1d\x7d\x83\x45\xac\xf3\xdb\xcc\x6c\x31"
568 + "\x4f\xcf\x30\x58\xd0\x12\x28\x90\x50\x42\x86\xfb\x48\x16\x3c\xc5"
569 + "\x9c\xf8\xe7\xcc\x29\x88\xb3\x4a\x4b\x4e\x6c\xbc\xdb\xc7\xbb\xe9"
570 + "\xb6\xa0\x8b\x11\xa1\x7d\x73\xd7\xe9\xbf\x7e\xc2\x6c\x10\x8d\xee"
571 + "\x9d\xef\x63\x3a\xe0\xf5\xbe\x8c\x3e\xa1\xc7\xc5\xd1\x00\x44\x1e"
572 + "\xf3\x51\xf2\xe2\xb0\xe3\xb5\x13\x7f\x32\xf1\x8c\xa6\x22\xfe\x1f"
573 + "\x49\x4d\xbb\xcf\x3a\x5d\xed\x4c\xd2\xfc\x85\xed\x23\xd6\xc7\x50"
574 + "\xb6\x5b\x3a\x16\x83\xb8\x6f\xfd\x32\x3f\xaa\x36\x34\xbb\xf5\x96"
575 + "\xa9\xab\xcf\x9f\x8f\xac\xc3\xca\xd5\x8b\xd8\x48\x9e\x79\xaa\x30"
576 + "\x87\xca\x58\x4d\x59\x96\xb9\x4f\xc5\x1b\x1c\xd2\xda\x5b\xe6\x57"
577 + "\x29\xa1\x28\x7a\x2b\x5b\xff\x00\x12\x2f\x5e\x3f\xf3\xbb\x8e\x7f"
578 + "\xec\xc6\x98\xff\x00\xed\x3c\xa6\xdd\xa9\xdc\x7e\xa0\xf7\xd6\x99"
579 + "\x31\xa2\xf7\xaf\x6b\xe9\x82\x74\x4b\x3d\x8f\x5e\x58\x0b\x33\xab"
580 + "\xef\xc3\xaf\x84\x64\xb9\xae\xb6\x25\x5f\x62\x8f\x1c\xe3\xf4\x51"
581 + "\xb7\x96\xe3\x0e\x30\x42\xa9\x18\x39\xbf\x9e\x2a\x1f\x74\x19\x02"
582 + "\x2d\x43\x93\x06\x63\xb1\xa7\x47\x6a\xfa\x9b\x6c\xeb\xbd\xe9\xae"
583 + "\x6a\x7b\x6f\x53\x5a\x60\x5d\xb5\xcd\xe8\x67\xeb\x35\x3b\x48\xc6"
584 + "\xa6\xb3\x04\xc8\xdf\xb8\x7e\x26\x64\xb0\xc9\x18\xb0\xa7\x33\xf2"
585 + "\x4a\x8b\x22\x3b\x8d\x4b\x89\x1d\xf6\x9d\x65\xc4\x38\xd2\x54\x9c"
586 + "\xe3\xcd\x89\xe1\xe1\xe6\x3e\x70\x81\x45\x1d\x18\xf9\x31\x83\xc8"
587 + "\xbe\x14\x82\x4b\x87\x7a\x74\x28\xd2\xdd\x12\x55\x30\xe6\x0e\x49"
588 + "\x31\x8e\x48\x69\xc5\xc0\x20\x91\xe4\x48\x41\x4c\xd8\xb9\x6a\x4e"
589 + "\x21\xce\x99\x1b\x0e\xfd\x09\x4f\xa1\x79\x0f\x0f\x0f\x0f\x0f\x0f"
590 + "\x0f\x3f\x3c\xb8\x71\x27\xc7\x72\x24\xe8\xb1\xa6\xc5\x7b\x18\xc3"
591 + "\xb1\xa5\xb0\xd4\x98\xee\xe3\x19\xc6\x71\x87\x19\x79\x2b\x6d\x78"
592 + "\xc6\x71\x8c\xe3\x0a\x4e\x71\x8c\xe3\x19\xfe\x38\xf2\x3b\xfb\x8b"
593 + "\x48\xfe\x4e\xaa\xff\x00\x4f\x08\xff\x00\xc7\xe1\xfb\x8b\x48\xfe"
594 + "\x4e\xaa\xff\x00\x4f\x08\xff\x00\xc7\xe4\x95\x86\x18\x8a\xcb\x31"
595 + "\xa3\x32\xd4\x78\xf1\xdb\x43\x2c\x47\x61\xb4\x32\xcb\x2c\xb4\x9c"
596 + "\x21\xb6\x99\x69\xbc\x25\xb6\xdb\x6d\x18\xc2\x10\xda\x12\x94\xa1"
597 + "\x38\xc2\x53\x8c\x63\x18\xc7\x9d\xbe\x7f\xff\xd9"
598 + ;
599 diff -Naur php-5.3.3/main/suhosin_patch.c php-5.3.3-magellan/main/suhosin_patch.c
600 --- php-5.3.3/main/suhosin_patch.c 1970-01-01 01:00:00.000000000 +0100
601 +++ php-5.3.3-magellan/main/suhosin_patch.c 2010-07-26 12:11:25.000000000 +0200
602 @@ -0,0 +1,470 @@
603 +/*
604 + +----------------------------------------------------------------------+
605 + | Suhosin Patch for PHP |
606 + +----------------------------------------------------------------------+
607 + | Copyright (c) 2004-2010 Stefan Esser |
608 + +----------------------------------------------------------------------+
609 + | This source file is subject to version 2.02 of the PHP license, |
610 + | that is bundled with this package in the file LICENSE, and is |
611 + | available at through the world-wide-web at |
612 + | http://www.php.net/license/2_02.txt. |
613 + | If you did not receive a copy of the PHP license and are unable to |
614 + | obtain it through the world-wide-web, please send a note to |
615 + | license@php.net so we can mail you a copy immediately. |
616 + +----------------------------------------------------------------------+
617 + | Author: Stefan Esser <sesser@hardened-php.net> |
618 + +----------------------------------------------------------------------+
619 + */
620 +/* $Id: php5-5.3.3-suhosin-0.9.10-2.patch,v 1.1 2010-08-22 18:31:04 niro Exp $ */
621 +
622 +#include "php.h"
623 +
624 +#include <stdio.h>
625 +#include <stdlib.h>
626 +#include <sys/mman.h>
627 +
628 +#if HAVE_UNISTD_H
629 +#include <unistd.h>
630 +#endif
631 +#include "SAPI.h"
632 +#include "php_globals.h"
633 +
634 +#if SUHOSIN_PATCH
635 +
636 +#ifdef HAVE_SYS_SOCKET_H
637 +#include <sys/socket.h>
638 +#endif
639 +
640 +#if defined(PHP_WIN32) || defined(__riscos__) || defined(NETWARE)
641 +#undef AF_UNIX
642 +#endif
643 +
644 +#if defined(AF_UNIX)
645 +#include <sys/un.h>
646 +#endif
647 +
648 +#define SYSLOG_PATH "/dev/log"
649 +
650 +#ifdef PHP_WIN32
651 +static HANDLE log_source = 0;
652 +#endif
653 +
654 +#include "snprintf.h"
655 +
656 +#include "suhosin_patch.h"
657 +
658 +#ifdef ZTS
659 +#include "suhosin_globals.h"
660 +int suhosin_patch_globals_id;
661 +#else
662 +struct _suhosin_patch_globals suhosin_patch_globals;
663 +#endif
664 +
665 +static char *suhosin_config = NULL;
666 +
667 +static zend_intptr_t SUHOSIN_POINTER_GUARD = 0;
668 +
669 +static void php_security_log(int loglevel, char *fmt, ...);
670 +
671 +static void suhosin_patch_globals_ctor(suhosin_patch_globals_struct *suhosin_patch_globals TSRMLS_DC)
672 +{
673 + memset(suhosin_patch_globals, 0, sizeof(*suhosin_patch_globals));
674 +}
675 +
676 +ZEND_API char suhosin_get_config(int element)
677 +{
678 + return ((char *)SUHOSIN_MANGLE_PTR(suhosin_config))[element];
679 +}
680 +
681 +static void suhosin_set_config(int element, char value)
682 +{
683 + ((char *)SUHOSIN_MANGLE_PTR(suhosin_config))[element] = value;
684 +}
685 +
686 +static void suhosin_read_configuration_from_environment()
687 +{
688 + char *tmp;
689 +
690 + /* check if canary protection should be activated or not */
691 + tmp = getenv("SUHOSIN_MM_USE_CANARY_PROTECTION");
692 + /* default to activated */
693 + suhosin_set_config(SUHOSIN_MM_USE_CANARY_PROTECTION, 1);
694 + if (tmp) {
695 + int flag = zend_atoi(tmp, 0);
696 + suhosin_set_config(SUHOSIN_MM_USE_CANARY_PROTECTION, flag);
697 + }
698 +
699 + /* check if free memory should be overwritten with 0xFF or not */
700 + tmp = getenv("SUHOSIN_MM_DESTROY_FREE_MEMORY");
701 + /* default to deactivated */
702 + suhosin_set_config(SUHOSIN_MM_DESTROY_FREE_MEMORY, 0);
703 + if (tmp) {
704 + int flag = zend_atoi(tmp, 0);
705 + suhosin_set_config(SUHOSIN_MM_DESTROY_FREE_MEMORY, flag);
706 + }
707 +
708 + /* check if canary violations should be ignored */
709 + tmp = getenv("SUHOSIN_MM_IGNORE_CANARY_VIOLATION");
710 + /* default to NOT ignore */
711 + suhosin_set_config(SUHOSIN_MM_IGNORE_CANARY_VIOLATION, 0);
712 + if (tmp) {
713 + int flag = zend_atoi(tmp, 0);
714 + suhosin_set_config(SUHOSIN_MM_IGNORE_CANARY_VIOLATION, flag);
715 + }
716 +
717 + /* check if invalid hashtable destructors should be ignored */
718 + tmp = getenv("SUHOSIN_HT_IGNORE_INVALID_DESTRUCTOR");
719 + /* default to NOT ignore */
720 + suhosin_set_config(SUHOSIN_HT_IGNORE_INVALID_DESTRUCTOR, 0);
721 + if (tmp) {
722 + int flag = zend_atoi(tmp, 0);
723 + suhosin_set_config(SUHOSIN_HT_IGNORE_INVALID_DESTRUCTOR, flag);
724 + }
725 +
726 + /* check if invalid linkedlist destructors should be ignored */
727 + tmp = getenv("SUHOSIN_LL_IGNORE_INVALID_DESTRUCTOR");
728 + /* default to NOT ignore */
729 + suhosin_set_config(SUHOSIN_LL_IGNORE_INVALID_DESTRUCTOR, 0);
730 + if (tmp) {
731 + int flag = zend_atoi(tmp, 0);
732 + suhosin_set_config(SUHOSIN_LL_IGNORE_INVALID_DESTRUCTOR, flag);
733 + }
734 +
735 + suhosin_set_config(SUHOSIN_CONFIG_SET, 1);
736 +}
737 +
738 +static void suhosin_write_protect_configuration()
739 +{
740 + /* check return value of mprotect() to ensure memory is read only now */
741 + if (mprotect(SUHOSIN_MANGLE_PTR(suhosin_config), sysconf(_SC_PAGESIZE), PROT_READ) != 0) {
742 + perror("suhosin");
743 + _exit(1);
744 + }
745 +}
746 +
747 +PHPAPI void suhosin_startup()
748 +{
749 +#ifdef ZTS
750 + ts_allocate_id(&suhosin_patch_globals_id, sizeof(suhosin_patch_globals_struct), (ts_allocate_ctor) suhosin_patch_globals_ctor, NULL);
751 +#else
752 + suhosin_patch_globals_ctor(&suhosin_patch_globals TSRMLS_CC);
753 +#endif
754 + zend_suhosin_log = php_security_log;
755 +
756 + /* get the pointer guardian and ensure low 3 bits are 1 */
757 + if (SUHOSIN_POINTER_GUARD == 0) {
758 + zend_canary(&SUHOSIN_POINTER_GUARD, sizeof(SUHOSIN_POINTER_GUARD));
759 + SUHOSIN_POINTER_GUARD |= 7;
760 + }
761 +
762 + if (!suhosin_config) {
763 +#ifndef MAP_ANONYMOUS
764 +#define MAP_ANONYMOUS MAP_ANON
765 +#endif
766 + suhosin_config = mmap(NULL, sysconf(_SC_PAGESIZE), PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0);
767 + if (suhosin_config == MAP_FAILED) {
768 + perror("suhosin");
769 + _exit(1);
770 + }
771 + suhosin_config = SUHOSIN_MANGLE_PTR(suhosin_config);
772 + }
773 + if (!SUHOSIN_CONFIG(SUHOSIN_CONFIG_SET)) {
774 + suhosin_read_configuration_from_environment();
775 + suhosin_write_protect_configuration();
776 + }
777 +}
778 +
779 +static char *loglevel2string(int loglevel)
780 +{
781 + switch (loglevel) {
782 + case S_FILES:
783 + return "FILES";
784 + case S_INCLUDE:
785 + return "INCLUDE";
786 + case S_MEMORY:
787 + return "MEMORY";
788 + case S_MISC:
789 + return "MISC";
790 + case S_SESSION:
791 + return "SESSION";
792 + case S_SQL:
793 + return "SQL";
794 + case S_EXECUTOR:
795 + return "EXECUTOR";
796 + case S_VARS:
797 + return "VARS";
798 + default:
799 + return "UNKNOWN";
800 + }
801 +}
802 +
803 +static void php_security_log(int loglevel, char *fmt, ...)
804 +{
805 + int s, r, i=0;
806 +#if defined(AF_UNIX)
807 + struct sockaddr_un saun;
808 +#endif
809 +#ifdef PHP_WIN32
810 + LPTSTR strs[2];
811 + unsigned short etype;
812 + DWORD evid;
813 +#endif
814 + char buf[4096+64];
815 + char error[4096+100];
816 + char *ip_address;
817 + char *fname;
818 + char *alertstring;
819 + int lineno;
820 + va_list ap;
821 + TSRMLS_FETCH();
822 +
823 + /*SDEBUG("(suhosin_log) loglevel: %d log_syslog: %u - log_sapi: %u - log_script: %u", loglevel, SPG(log_syslog), SPG(log_sapi), SPG(log_script));*/
824 +
825 + if (SPG(log_use_x_forwarded_for)) {
826 + ip_address = sapi_getenv("HTTP_X_FORWARDED_FOR", 20 TSRMLS_CC);
827 + if (ip_address == NULL) {
828 + ip_address = "X-FORWARDED-FOR not set";
829 + }
830 + } else {
831 + ip_address = sapi_getenv("REMOTE_ADDR", 11 TSRMLS_CC);
832 + if (ip_address == NULL) {
833 + ip_address = "REMOTE_ADDR not set";
834 + }
835 + }
836 +
837 +
838 + va_start(ap, fmt);
839 + ap_php_vsnprintf(error, sizeof(error), fmt, ap);
840 + va_end(ap);
841 + while (error[i]) {
842 + if (error[i] < 32) error[i] = '.';
843 + i++;
844 + }
845 +
846 +/* if (SPG(simulation)) {
847 + alertstring = "ALERT-SIMULATION";
848 + } else { */
849 + alertstring = "ALERT";
850 +/* }*/
851 +
852 + if (zend_is_executing(TSRMLS_C)) {
853 + if (EG(current_execute_data)) {
854 + lineno = EG(current_execute_data)->opline->lineno;
855 + fname = EG(current_execute_data)->op_array->filename;
856 + } else {
857 + lineno = zend_get_executed_lineno(TSRMLS_C);
858 + fname = zend_get_executed_filename(TSRMLS_C);
859 + }
860 + ap_php_snprintf(buf, sizeof(buf), "%s - %s (attacker '%s', file '%s', line %u)", alertstring, error, ip_address, fname, lineno);
861 + } else {
862 + fname = sapi_getenv("SCRIPT_FILENAME", 15 TSRMLS_CC);
863 + if (fname==NULL) {
864 + fname = "unknown";
865 + }
866 + ap_php_snprintf(buf, sizeof(buf), "%s - %s (attacker '%s', file '%s')", alertstring, error, ip_address, fname);
867 + }
868 +
869 + /* Syslog-Logging disabled? */
870 + if (((SPG(log_syslog)|S_INTERNAL) & loglevel)==0) {
871 + goto log_sapi;
872 + }
873 +
874 +#if defined(AF_UNIX)
875 + ap_php_snprintf(error, sizeof(error), "<%u>suhosin[%u]: %s\n", (unsigned int)(SPG(log_syslog_facility)|SPG(log_syslog_priority)),getpid(),buf);
876 +
877 + s = socket(AF_UNIX, SOCK_DGRAM, 0);
878 + if (s == -1) {
879 + goto log_sapi;
880 + }
881 +
882 + memset(&saun, 0, sizeof(saun));
883 + saun.sun_family = AF_UNIX;
884 + strcpy(saun.sun_path, SYSLOG_PATH);
885 + /*saun.sun_len = sizeof(saun);*/
886 +
887 + r = connect(s, (struct sockaddr *)&saun, sizeof(saun));
888 + if (r) {
889 + close(s);
890 + s = socket(AF_UNIX, SOCK_STREAM, 0);
891 + if (s == -1) {
892 + goto log_sapi;
893 + }
894 +
895 + memset(&saun, 0, sizeof(saun));
896 + saun.sun_family = AF_UNIX;
897 + strcpy(saun.sun_path, SYSLOG_PATH);
898 + /*saun.sun_len = sizeof(saun);*/
899 +
900 + r = connect(s, (struct sockaddr *)&saun, sizeof(saun));
901 + if (r) {
902 + close(s);
903 + goto log_sapi;
904 + }
905 + }
906 + send(s, error, strlen(error), 0);
907 +
908 + close(s);
909 +#endif
910 +#ifdef PHP_WIN32
911 + ap_php_snprintf(error, sizeof(error), "suhosin[%u]: %s", getpid(),buf);
912 +
913 + switch (SPG(log_syslog_priority)) { /* translate UNIX type into NT type */
914 + case 1: /*LOG_ALERT:*/
915 + etype = EVENTLOG_ERROR_TYPE;
916 + break;
917 + case 6: /*LOG_INFO:*/
918 + etype = EVENTLOG_INFORMATION_TYPE;
919 + break;
920 + default:
921 + etype = EVENTLOG_WARNING_TYPE;
922 + }
923 + evid = loglevel;
924 + strs[0] = error;
925 + /* report the event */
926 + if (log_source == NULL) {
927 + log_source = RegisterEventSource(NULL, "Suhosin-Patch-" SUHOSIN_PATCH_VERSION);
928 + }
929 + ReportEvent(log_source, etype, (unsigned short) SPG(log_syslog_priority), evid, NULL, 1, 0, strs, NULL);
930 +
931 +#endif
932 +log_sapi:
933 + /* SAPI Logging activated? */
934 + /*SDEBUG("(suhosin_log) log_syslog: %u - log_sapi: %u - log_script: %u - log_phpscript: %u", SPG(log_syslog), SPG(log_sapi), SPG(log_script), SPG(log_phpscript));*/
935 + if (((SPG(log_sapi)|S_INTERNAL) & loglevel)!=0) {
936 + sapi_module.log_message(buf);
937 + }
938 +
939 +/*log_script:*/
940 + /* script logging activaed? */
941 + if (((SPG(log_script) & loglevel)!=0) && SPG(log_scriptname)!=NULL) {
942 + char cmd[8192], *cmdpos, *bufpos;
943 + FILE *in;
944 + int space;
945 +
946 + ap_php_snprintf(cmd, sizeof(cmd), "%s %s \'", SPG(log_scriptname), loglevel2string(loglevel));
947 + space = sizeof(cmd) - strlen(cmd);
948 + cmdpos = cmd + strlen(cmd);
949 + bufpos = buf;
950 + if (space <= 1) return;
951 + while (space > 2 && *bufpos) {
952 + if (*bufpos == '\'') {
953 + if (space<=5) break;
954 + *cmdpos++ = '\'';
955 + *cmdpos++ = '\\';
956 + *cmdpos++ = '\'';
957 + *cmdpos++ = '\'';
958 + bufpos++;
959 + space-=4;
960 + } else {
961 + *cmdpos++ = *bufpos++;
962 + space--;
963 + }
964 + }
965 + *cmdpos++ = '\'';
966 + *cmdpos = 0;
967 +
968 + if ((in=VCWD_POPEN(cmd, "r"))==NULL) {
969 + php_security_log(S_INTERNAL, "Unable to execute logging shell script: %s", SPG(log_scriptname));
970 + return;
971 + }
972 + /* read and forget the result */
973 + while (1) {
974 + int readbytes = fread(cmd, 1, sizeof(cmd), in);
975 + if (readbytes<=0) {
976 + break;
977 + }
978 + }
979 + pclose(in);
980 + }
981 +/*log_phpscript:*/
982 + if ((SPG(log_phpscript) & loglevel)!=0 && EG(in_execution) && SPG(log_phpscriptname) && SPG(log_phpscriptname)[0]) {
983 + zend_file_handle file_handle;
984 + zend_op_array *new_op_array;
985 + zval *result = NULL;
986 +
987 + /*long orig_execution_depth = SPG(execution_depth);*/
988 + zend_bool orig_safe_mode = PG(safe_mode);
989 + char *orig_basedir = PG(open_basedir);
990 +
991 + char *phpscript = SPG(log_phpscriptname);
992 +/*SDEBUG("scriptname %s", SPG(log_phpscriptname));`*/
993 +#ifdef ZEND_ENGINE_2
994 + if (zend_stream_open(phpscript, &file_handle TSRMLS_CC) == SUCCESS) {
995 +#else
996 + if (zend_open(phpscript, &file_handle) == SUCCESS && ZEND_IS_VALID_FILE_HANDLE(&file_handle)) {
997 + file_handle.filename = phpscript;
998 + file_handle.free_filename = 0;
999 +#endif
1000 + if (!file_handle.opened_path) {
1001 + file_handle.opened_path = estrndup(phpscript, strlen(phpscript));
1002 + }
1003 + new_op_array = zend_compile_file(&file_handle, ZEND_REQUIRE TSRMLS_CC);
1004 + zend_destroy_file_handle(&file_handle TSRMLS_CC);
1005 + if (new_op_array) {
1006 + HashTable *active_symbol_table = EG(active_symbol_table);
1007 + zval *zerror, *zerror_class;
1008 +
1009 + if (active_symbol_table == NULL) {
1010 + active_symbol_table = &EG(symbol_table);
1011 + }
1012 + EG(return_value_ptr_ptr) = &result;
1013 + EG(active_op_array) = new_op_array;
1014 +
1015 + MAKE_STD_ZVAL(zerror);
1016 + MAKE_STD_ZVAL(zerror_class);
1017 + ZVAL_STRING(zerror, buf, 1);
1018 + ZVAL_LONG(zerror_class, loglevel);
1019 +
1020 + zend_hash_update(active_symbol_table, "SUHOSIN_ERROR", sizeof("SUHOSIN_ERROR"), (void **)&zerror, sizeof(zval *), NULL);
1021 + zend_hash_update(active_symbol_table, "SUHOSIN_ERRORCLASS", sizeof("SUHOSIN_ERRORCLASS"), (void **)&zerror_class, sizeof(zval *), NULL);
1022 +
1023 + /*SPG(execution_depth) = 0;*/
1024 + if (SPG(log_phpscript_is_safe)) {
1025 + PG(safe_mode) = 0;
1026 + PG(open_basedir) = NULL;
1027 + }
1028 +
1029 + zend_execute(new_op_array TSRMLS_CC);
1030 +
1031 + /*SPG(execution_depth) = orig_execution_depth;*/
1032 + PG(safe_mode) = orig_safe_mode;
1033 + PG(open_basedir) = orig_basedir;
1034 +
1035 +#ifdef ZEND_ENGINE_2
1036 + destroy_op_array(new_op_array TSRMLS_CC);
1037 +#else
1038 + destroy_op_array(new_op_array);
1039 +#endif
1040 + efree(new_op_array);
1041 +#ifdef ZEND_ENGINE_2
1042 + if (!EG(exception))
1043 +#endif
1044 + {
1045 + if (EG(return_value_ptr_ptr)) {
1046 + zval_ptr_dtor(EG(return_value_ptr_ptr));
1047 + EG(return_value_ptr_ptr) = NULL;
1048 + }
1049 + }
1050 + } else {
1051 + php_security_log(S_INTERNAL, "Unable to execute logging PHP script: %s", SPG(log_phpscriptname));
1052 + return;
1053 + }
1054 + } else {
1055 + php_security_log(S_INTERNAL, "Unable to execute logging PHP script: %s", SPG(log_phpscriptname));
1056 + return;
1057 + }
1058 + }
1059 +
1060 +}
1061 +
1062 +
1063 +#endif
1064 +
1065 +/*
1066 + * Local variables:
1067 + * tab-width: 4
1068 + * c-basic-offset: 4
1069 + * End:
1070 + * vim600: sw=4 ts=4 fdm=marker
1071 + * vim<600: sw=4 ts=4
1072 + */
1073 diff -Naur php-5.3.3/main/suhosin_patch.h php-5.3.3-magellan/main/suhosin_patch.h
1074 --- php-5.3.3/main/suhosin_patch.h 1970-01-01 01:00:00.000000000 +0100
1075 +++ php-5.3.3-magellan/main/suhosin_patch.h 2010-07-26 12:11:25.000000000 +0200
1076 @@ -0,0 +1,59 @@
1077 +/*
1078 + +----------------------------------------------------------------------+
1079 + | Suhosin Patch for PHP |
1080 + +----------------------------------------------------------------------+
1081 + | Copyright (c) 2004-2010 Stefan Esser |
1082 + +----------------------------------------------------------------------+
1083 + | This source file is subject to version 2.02 of the PHP license, |
1084 + | that is bundled with this package in the file LICENSE, and is |
1085 + | available at through the world-wide-web at |
1086 + | http://www.php.net/license/2_02.txt. |
1087 + | If you did not receive a copy of the PHP license and are unable to |
1088 + | obtain it through the world-wide-web, please send a note to |
1089 + | license@php.net so we can mail you a copy immediately. |
1090 + +----------------------------------------------------------------------+
1091 + | Author: Stefan Esser <stefan.esser@sektioneins.de> |
1092 + +----------------------------------------------------------------------+
1093 + */
1094 +
1095 +#ifndef SUHOSIN_PATCH_H
1096 +#define SUHOSIN_PATCH_H
1097 +
1098 +#if SUHOSIN_PATCH
1099 +
1100 +#include "zend.h"
1101 +
1102 +#define SUHOSIN_PATCH_VERSION "0.9.10"
1103 +
1104 +#define SUHOSIN_LOGO_GUID "SUHO8567F54-D428-14d2-A769-00DA302A5F18"
1105 +
1106 +#define SUHOSIN_CONFIG(idx) (suhosin_get_config(idx))
1107 +
1108 +#define SUHOSIN_MM_USE_CANARY_PROTECTION 0
1109 +#define SUHOSIN_MM_DESTROY_FREE_MEMORY 1
1110 +#define SUHOSIN_MM_IGNORE_CANARY_VIOLATION 2
1111 +#define SUHOSIN_HT_IGNORE_INVALID_DESTRUCTOR 3
1112 +#define SUHOSIN_LL_IGNORE_INVALID_DESTRUCTOR 4
1113 +
1114 +#define SUHOSIN_CONFIG_SET 100
1115 +
1116 +#include <sys/types.h>
1117 +#include <sys/stat.h>
1118 +#include <sys/mman.h>
1119 +
1120 +#if defined(DARWIN)
1121 +#include <mach/vm_param.h>
1122 +#endif
1123 +
1124 +#define SUHOSIN_MANGLE_PTR(ptr) (ptr==NULL?NULL:((void *)((zend_intptr_t)(ptr)^SUHOSIN_POINTER_GUARD)))
1125 +
1126 +#endif
1127 +
1128 +#endif /* SUHOSIN_PATCH_H */
1129 +
1130 +/*
1131 + * Local variables:
1132 + * tab-width: 4
1133 + * c-basic-offset: 4
1134 + * End:
1135 + */
1136 diff -Naur php-5.3.3/main/suhosin_patch.m4 php-5.3.3-magellan/main/suhosin_patch.m4
1137 --- php-5.3.3/main/suhosin_patch.m4 1970-01-01 01:00:00.000000000 +0100
1138 +++ php-5.3.3-magellan/main/suhosin_patch.m4 2010-07-26 12:11:25.000000000 +0200
1139 @@ -0,0 +1,8 @@
1140 +dnl
1141 +dnl $Id: php5-5.3.3-suhosin-0.9.10-2.patch,v 1.1 2010-08-22 18:31:04 niro Exp $
1142 +dnl
1143 +dnl This file contains Suhosin Patch for PHP specific autoconf functions.
1144 +dnl
1145 +
1146 +AC_DEFINE(SUHOSIN_PATCH, 1, [Suhosin Patch])
1147 +
1148 diff -Naur php-5.3.3/sapi/apache/mod_php5.c php-5.3.3-magellan/sapi/apache/mod_php5.c
1149 --- php-5.3.3/sapi/apache/mod_php5.c 2010-03-12 11:28:59.000000000 +0100
1150 +++ php-5.3.3-magellan/sapi/apache/mod_php5.c 2010-07-26 12:11:25.000000000 +0200
1151 @@ -969,7 +969,11 @@
1152 {
1153 TSRMLS_FETCH();
1154 if (PG(expose_php)) {
1155 +#if SUHOSIN_PATCH
1156 + ap_add_version_component("PHP/" PHP_VERSION " with Suhosin-Patch");
1157 +#else
1158 ap_add_version_component("PHP/" PHP_VERSION);
1159 +#endif
1160 }
1161 }
1162 #endif
1163 diff -Naur php-5.3.3/sapi/apache2filter/sapi_apache2.c php-5.3.3-magellan/sapi/apache2filter/sapi_apache2.c
1164 --- php-5.3.3/sapi/apache2filter/sapi_apache2.c 2010-02-05 19:59:05.000000000 +0100
1165 +++ php-5.3.3-magellan/sapi/apache2filter/sapi_apache2.c 2010-07-26 12:11:25.000000000 +0200
1166 @@ -583,7 +583,11 @@
1167 {
1168 TSRMLS_FETCH();
1169 if (PG(expose_php)) {
1170 +#if SUHOSIN_PATCH
1171 + ap_add_version_component(p, "PHP/" PHP_VERSION " with Suhosin-Patch");
1172 +#else
1173 ap_add_version_component(p, "PHP/" PHP_VERSION);
1174 +#endif
1175 }
1176 }
1177
1178 diff -Naur php-5.3.3/sapi/apache2handler/sapi_apache2.c php-5.3.3-magellan/sapi/apache2handler/sapi_apache2.c
1179 --- php-5.3.3/sapi/apache2handler/sapi_apache2.c 2010-05-04 11:51:03.000000000 +0200
1180 +++ php-5.3.3-magellan/sapi/apache2handler/sapi_apache2.c 2010-07-26 12:11:25.000000000 +0200
1181 @@ -407,7 +407,11 @@
1182 {
1183 TSRMLS_FETCH();
1184 if (PG(expose_php)) {
1185 +#if SUHOSIN_PATCH
1186 + ap_add_version_component(p, "PHP/" PHP_VERSION " with Suhosin-Patch");
1187 +#else
1188 ap_add_version_component(p, "PHP/" PHP_VERSION);
1189 +#endif
1190 }
1191 }
1192
1193 diff -Naur php-5.3.3/sapi/apache_hooks/mod_php5.c php-5.3.3-magellan/sapi/apache_hooks/mod_php5.c
1194 --- php-5.3.3/sapi/apache_hooks/mod_php5.c 2010-03-12 11:28:59.000000000 +0100
1195 +++ php-5.3.3-magellan/sapi/apache_hooks/mod_php5.c 2010-07-26 12:11:25.000000000 +0200
1196 @@ -1256,7 +1256,11 @@
1197 {
1198 TSRMLS_FETCH();
1199 if (PG(expose_php)) {
1200 +#if SUHOSIN_PATCH
1201 + ap_add_version_component("PHP/" PHP_VERSION " with Suhosin-Patch");
1202 +#else
1203 ap_add_version_component("PHP/" PHP_VERSION);
1204 +#endif
1205 }
1206 }
1207 #endif
1208 diff -Naur php-5.3.3/sapi/cgi/cgi_main.c php-5.3.3-magellan/sapi/cgi/cgi_main.c
1209 --- php-5.3.3/sapi/cgi/cgi_main.c 2010-06-29 13:37:13.000000000 +0200
1210 +++ php-5.3.3-magellan/sapi/cgi/cgi_main.c 2010-07-26 12:11:25.000000000 +0200
1211 @@ -1929,10 +1929,18 @@
1212 SG(headers_sent) = 1;
1213 SG(request_info).no_headers = 1;
1214 }
1215 +#if SUHOSIN_PATCH
1216 #if ZEND_DEBUG
1217 - php_printf("PHP %s (%s) (built: %s %s) (DEBUG)\nCopyright (c) 1997-2010 The PHP Group\n%s", PHP_VERSION, sapi_module.name, __DATE__, __TIME__, get_zend_version());
1218 + php_printf("PHP %s with Suhosin-Patch (%s) (built: %s %s) (DEBUG)\nCopyright (c) 1997-2009 The PHP Group\n%s", PHP_VERSION, sapi_module.name, __DATE__, __TIME__, get_zend_version());
1219 #else
1220 - php_printf("PHP %s (%s) (built: %s %s)\nCopyright (c) 1997-2010 The PHP Group\n%s", PHP_VERSION, sapi_module.name, __DATE__, __TIME__, get_zend_version());
1221 + php_printf("PHP %s with Suhosin-Patch (%s) (built: %s %s)\nCopyright (c) 1997-2009 The PHP Group\n%s", PHP_VERSION, sapi_module.name, __DATE__, __TIME__, get_zend_version());
1222 +#endif
1223 +#else
1224 + #if ZEND_DEBUG
1225 + php_printf("PHP %s (%s) (built: %s %s) (DEBUG)\nCopyright (c) 1997-2009 The PHP Group\n%s", PHP_VERSION, sapi_module.name, __DATE__, __TIME__, get_zend_version());
1226 + #else
1227 + php_printf("PHP %s (%s) (built: %s %s)\nCopyright (c) 1997-2009 The PHP Group\n%s", PHP_VERSION, sapi_module.name, __DATE__, __TIME__, get_zend_version());
1228 + #endif
1229 #endif
1230 php_request_shutdown((void *) 0);
1231 fcgi_shutdown();
1232 diff -Naur php-5.3.3/sapi/cli/php_cli.c php-5.3.3-magellan/sapi/cli/php_cli.c
1233 --- php-5.3.3/sapi/cli/php_cli.c 2010-06-29 13:37:13.000000000 +0200
1234 +++ php-5.3.3-magellan/sapi/cli/php_cli.c 2010-07-26 12:11:25.000000000 +0200
1235 @@ -831,7 +831,11 @@
1236 }
1237
1238 request_started = 1;
1239 - php_printf("PHP %s (%s) (built: %s %s) %s\nCopyright (c) 1997-2010 The PHP Group\n%s",
1240 + php_printf("PHP %s "
1241 +#if SUHOSIN_PATCH
1242 + "with Suhosin-Patch "
1243 +#endif
1244 + "(%s) (built: %s %s) %s\nCopyright (c) 1997-2009 The PHP Group\n%s",
1245 PHP_VERSION, sapi_module.name, __DATE__, __TIME__,
1246 #if ZEND_DEBUG && defined(HAVE_GCOV)
1247 "(DEBUG GCOV)",
1248 diff -Naur php-5.3.3/sapi/litespeed/lsapi_main.c php-5.3.3-magellan/sapi/litespeed/lsapi_main.c
1249 --- php-5.3.3/sapi/litespeed/lsapi_main.c 2010-06-26 18:03:39.000000000 +0200
1250 +++ php-5.3.3-magellan/sapi/litespeed/lsapi_main.c 2010-07-26 12:11:25.000000000 +0200
1251 @@ -545,11 +545,19 @@
1252 break;
1253 case 'v':
1254 if (php_request_startup(TSRMLS_C) != FAILURE) {
1255 +#if SUHOSIN_PATCH
1256 +#if ZEND_DEBUG
1257 + php_printf("PHP %s with Suhosin-Patch (%s) (built: %s %s) (DEBUG)\nCopyright (c) 1997-2004 The PHP Group\n%s", PHP_VERSION, sapi_module.name, __DATE__, __TIME__, get_zend_version());
1258 +#else
1259 + php_printf("PHP %s with Suhosin-Patch (%s) (built: %s %s)\nCopyright (c) 1997-2004 The PHP Group\n%s", PHP_VERSION, sapi_module.name, __DATE__, __TIME__, get_zend_version());
1260 +#endif
1261 +#else
1262 #if ZEND_DEBUG
1263 php_printf("PHP %s (%s) (built: %s %s) (DEBUG)\nCopyright (c) 1997-2004 The PHP Group\n%s", PHP_VERSION, sapi_module.name, __DATE__, __TIME__, get_zend_version());
1264 #else
1265 php_printf("PHP %s (%s) (built: %s %s)\nCopyright (c) 1997-2004 The PHP Group\n%s", PHP_VERSION, sapi_module.name, __DATE__, __TIME__, get_zend_version());
1266 #endif
1267 +#endif
1268 #ifdef PHP_OUTPUT_NEWAPI
1269 php_output_end_all(TSRMLS_C);
1270 #else
1271 diff -Naur php-5.3.3/sapi/milter/php_milter.c php-5.3.3-magellan/sapi/milter/php_milter.c
1272 --- php-5.3.3/sapi/milter/php_milter.c 2010-03-12 11:28:59.000000000 +0100
1273 +++ php-5.3.3-magellan/sapi/milter/php_milter.c 2010-07-26 12:11:25.000000000 +0200
1274 @@ -1111,7 +1111,11 @@
1275 }
1276 SG(headers_sent) = 1;
1277 SG(request_info).no_headers = 1;
1278 - php_printf("PHP %s (%s) (built: %s %s)\nCopyright (c) 1997-2010 The PHP Group\n%s", PHP_VERSION, sapi_module.name, __DATE__, __TIME__, get_zend_version());
1279 +#if SUHOSIN_PATCH
1280 + php_printf("PHP %s with Suhosin-Patch (%s) (built: %s %s)\nCopyright (c) 1997-2009 The PHP Group\n%s", PHP_VERSION, sapi_module.name, __DATE__, __TIME__, get_zend_version());
1281 +#else
1282 + php_printf("PHP %s (%s) (built: %s %s)\nCopyright (c) 1997-2009 The PHP Group\n%s", PHP_VERSION, sapi_module.name, __DATE__, __TIME__, get_zend_version());
1283 +#endif
1284 php_end_ob_buffers(1 TSRMLS_CC);
1285 exit(1);
1286 break;
1287 diff -Naur php-5.3.3/win32/build/config.w32 php-5.3.3-magellan/win32/build/config.w32
1288 --- php-5.3.3/win32/build/config.w32 2009-12-03 12:50:32.000000000 +0100
1289 +++ php-5.3.3-magellan/win32/build/config.w32 2010-07-26 12:11:25.000000000 +0200
1290 @@ -325,7 +325,7 @@
1291 zend_stream.c zend_iterators.c zend_interfaces.c zend_objects.c \
1292 zend_object_handlers.c zend_objects_API.c \
1293 zend_default_classes.c zend_execute.c zend_strtod.c zend_gc.c zend_closures.c \
1294 - zend_float.c");
1295 + zend_float.c zend_canary.c zend_alloc_canary.c");
1296
1297 if (VCVERS == 1200) {
1298 AC_DEFINE('ZEND_DVAL_TO_LVAL_CAST_OK', 1);
1299 @@ -380,6 +380,7 @@
1300
1301 AC_DEFINE('HAVE_USLEEP', 1);
1302 AC_DEFINE('HAVE_STRCOLL', 1);
1303 +AC_DEFINE('SUHOSIN_PATCH', 1);
1304
1305 /* For snapshot builders, where can we find the additional
1306 * files that make up the snapshot template? */
1307 diff -Naur php-5.3.3/win32/build/config.w32.h.in php-5.3.3-magellan/win32/build/config.w32.h.in
1308 --- php-5.3.3/win32/build/config.w32.h.in 2009-12-10 15:08:19.000000000 +0100
1309 +++ php-5.3.3-magellan/win32/build/config.w32.h.in 2010-07-26 12:11:25.000000000 +0200
1310 @@ -151,6 +151,9 @@
1311 /* Win32 supports strcoll */
1312 #define HAVE_STRCOLL 1
1313
1314 +/* Suhosin Patch support */
1315 +#define SUHOSIN_PATCH 1
1316 +
1317 /* Win32 supports socketpair by the emulation in win32/sockets.c */
1318 #define HAVE_SOCKETPAIR 1
1319 #define HAVE_SOCKLEN_T 1
1320 diff -Naur php-5.3.3/win32/pws-php5cgi.reg php-5.3.3-magellan/win32/pws-php5cgi.reg
1321 --- php-5.3.3/win32/pws-php5cgi.reg 2007-09-26 17:44:16.000000000 +0200
1322 +++ php-5.3.3-magellan/win32/pws-php5cgi.reg 1970-01-01 01:00:00.000000000 +0100
1323 @@ -1,6 +0,0 @@
1324 -REGEDIT4
1325 -
1326 -[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\w3svc\parameters\Script Map]
1327 -".php"="[PUT PATH HERE]\\php.exe"
1328 -
1329 -
1330 diff -Naur php-5.3.3/win32/pws-php5isapi.reg php-5.3.3-magellan/win32/pws-php5isapi.reg
1331 --- php-5.3.3/win32/pws-php5isapi.reg 2007-09-26 17:44:16.000000000 +0200
1332 +++ php-5.3.3-magellan/win32/pws-php5isapi.reg 1970-01-01 01:00:00.000000000 +0100
1333 @@ -1,5 +0,0 @@
1334 -REGEDIT4
1335 -
1336 -[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\w3svc\parameters\Script Map]
1337 -".php"="[PUT PATH HERE]\\php5isapi.dll"
1338 -
1339 diff -Naur php-5.3.3/win32/syslog.reg php-5.3.3-magellan/win32/syslog.reg
1340 --- php-5.3.3/win32/syslog.reg 2007-09-26 17:44:16.000000000 +0200
1341 +++ php-5.3.3-magellan/win32/syslog.reg 1970-01-01 01:00:00.000000000 +0100
1342 @@ -1,5 +0,0 @@
1343 -REGEDIT4
1344 -
1345 -[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Eventlog\Application\PHP-5.1.0-dev]
1346 -"TypesSupported"=dword:00000007
1347 -"EventMessageFile"="C:\\php5\\php5ts.dll"
1348 diff -Naur php-5.3.3/Zend/Makefile.am php-5.3.3-magellan/Zend/Makefile.am
1349 --- php-5.3.3/Zend/Makefile.am 2009-03-18 11:18:10.000000000 +0100
1350 +++ php-5.3.3-magellan/Zend/Makefile.am 2010-07-26 12:11:25.000000000 +0200
1351 @@ -17,7 +17,7 @@
1352 zend_objects_API.c zend_ts_hash.c zend_stream.c \
1353 zend_default_classes.c \
1354 zend_iterators.c zend_interfaces.c zend_exceptions.c \
1355 - zend_strtod.c zend_closures.c zend_float.c
1356 + zend_strtod.c zend_closures.c zend_float.c zend_canary.c zend_alloc_canary.c
1357
1358 libZend_la_LDFLAGS =
1359 libZend_la_LIBADD = @ZEND_EXTRA_LIBS@
1360 diff -Naur php-5.3.3/Zend/zend_alloc.c php-5.3.3-magellan/Zend/zend_alloc.c
1361 --- php-5.3.3/Zend/zend_alloc.c 2010-07-14 12:27:08.000000000 +0200
1362 +++ php-5.3.3-magellan/Zend/zend_alloc.c 2010-07-26 12:11:25.000000000 +0200
1363 @@ -32,6 +32,10 @@
1364 # include <unistd.h>
1365 #endif
1366
1367 +#if SUHOSIN_PATCH
1368 +#include "suhosin_patch.h"
1369 +#endif
1370 +
1371 #ifdef ZEND_WIN32
1372 # include <wincrypt.h>
1373 # include <process.h>
1374 @@ -59,6 +63,7 @@
1375 # define PTR_FMT "0x%0.8lx"
1376 #endif
1377
1378 +#ifndef SUHOSIN_MM_CLONE_FILE
1379 #if ZEND_DEBUG
1380 void zend_debug_alloc_output(char *format, ...)
1381 {
1382 @@ -76,6 +81,7 @@
1383 #endif
1384 }
1385 #endif
1386 +#endif
1387
1388 #if (defined (__GNUC__) && __GNUC__ > 2 ) && !defined(__INTEL_COMPILER) && !defined(DARWIN) && !defined(__hpux) && !defined(_AIX)
1389 static void zend_mm_panic(const char *message) __attribute__ ((noreturn));
1390 @@ -134,6 +140,8 @@
1391 # endif
1392 #endif
1393
1394 +static zend_intptr_t SUHOSIN_POINTER_GUARD = 0;
1395 +
1396 static zend_mm_storage* zend_mm_mem_dummy_init(void *params)
1397 {
1398 return malloc(sizeof(zend_mm_storage));
1399 @@ -328,13 +336,28 @@
1400 #define MEM_BLOCK_GUARD 0x2A8FCC84
1401 #define MEM_BLOCK_LEAK 0x6C5E8F2D
1402
1403 +#if SUHOSIN_MM_WITH_CANARY_PROTECTION
1404 +# define CANARY_SIZE sizeof(size_t)
1405 +#else
1406 +# define CANARY_SIZE 0
1407 +#endif
1408 +
1409 /* mm block type */
1410 typedef struct _zend_mm_block_info {
1411 #if ZEND_MM_COOKIES
1412 size_t _cookie;
1413 #endif
1414 - size_t _size;
1415 - size_t _prev;
1416 +#if SUHOSIN_MM_WITH_CANARY_PROTECTION
1417 + size_t canary_1;
1418 +#endif
1419 + size_t _size;
1420 + size_t _prev;
1421 +#if SUHOSIN_PATCH
1422 + size_t size;
1423 +#if SUHOSIN_MM_WITH_CANARY_PROTECTION
1424 + size_t canary_2;
1425 +#endif
1426 +#endif
1427 } zend_mm_block_info;
1428
1429 #if ZEND_DEBUG
1430 @@ -408,7 +431,7 @@
1431 # define ZEND_MM_CACHE_STAT 0
1432 #endif
1433
1434 -struct _zend_mm_heap {
1435 +typedef struct _zend_mm_heap {
1436 int use_zend_alloc;
1437 void *(*_malloc)(size_t);
1438 void (*_free)(void*);
1439 @@ -443,6 +466,9 @@
1440 int miss;
1441 } cache_stat[ZEND_MM_NUM_BUCKETS+1];
1442 #endif
1443 +#if SUHOSIN_PATCH
1444 + size_t canary_1,canary_2,canary_3;
1445 +#endif
1446 };
1447
1448 #define ZEND_MM_SMALL_FREE_BUCKET(heap, index) \
1449 @@ -516,18 +542,31 @@
1450 /* optimized access */
1451 #define ZEND_MM_FREE_BLOCK_SIZE(b) (b)->info._size
1452
1453 +#ifndef ZEND_MM_ALIGNMENT
1454 +# define ZEND_MM_ALIGNMENT 8
1455 +# define ZEND_MM_ALIGNMENT_LOG2 3
1456 +#elif ZEND_MM_ALIGNMENT < 4
1457 +# undef ZEND_MM_ALIGNMENT
1458 +# undef ZEND_MM_ALIGNMENT_LOG2
1459 +# define ZEND_MM_ALIGNMENT 4
1460 +# define ZEND_MM_ALIGNMENT_LOG2 2
1461 +#endif
1462 +
1463 +#define ZEND_MM_ALIGNMENT_MASK ~(ZEND_MM_ALIGNMENT-1)
1464 +
1465 /* Aligned header size */
1466 +#define ZEND_MM_ALIGNED_SIZE(size) ((size + ZEND_MM_ALIGNMENT - 1) & ZEND_MM_ALIGNMENT_MASK)
1467 #define ZEND_MM_ALIGNED_HEADER_SIZE ZEND_MM_ALIGNED_SIZE(sizeof(zend_mm_block))
1468 #define ZEND_MM_ALIGNED_FREE_HEADER_SIZE ZEND_MM_ALIGNED_SIZE(sizeof(zend_mm_small_free_block))
1469 -#define ZEND_MM_MIN_ALLOC_BLOCK_SIZE ZEND_MM_ALIGNED_SIZE(ZEND_MM_ALIGNED_HEADER_SIZE + END_MAGIC_SIZE)
1470 +#define ZEND_MM_MIN_ALLOC_BLOCK_SIZE ZEND_MM_ALIGNED_SIZE(ZEND_MM_ALIGNED_HEADER_SIZE + END_MAGIC_SIZE + CANARY_SIZE)
1471 #define ZEND_MM_ALIGNED_MIN_HEADER_SIZE (ZEND_MM_MIN_ALLOC_BLOCK_SIZE>ZEND_MM_ALIGNED_FREE_HEADER_SIZE?ZEND_MM_MIN_ALLOC_BLOCK_SIZE:ZEND_MM_ALIGNED_FREE_HEADER_SIZE)
1472 #define ZEND_MM_ALIGNED_SEGMENT_SIZE ZEND_MM_ALIGNED_SIZE(sizeof(zend_mm_segment))
1473
1474 -#define ZEND_MM_MIN_SIZE ((ZEND_MM_ALIGNED_MIN_HEADER_SIZE>(ZEND_MM_ALIGNED_HEADER_SIZE+END_MAGIC_SIZE))?(ZEND_MM_ALIGNED_MIN_HEADER_SIZE-(ZEND_MM_ALIGNED_HEADER_SIZE+END_MAGIC_SIZE)):0)
1475 +#define ZEND_MM_MIN_SIZE ((ZEND_MM_ALIGNED_MIN_HEADER_SIZE>(ZEND_MM_ALIGNED_HEADER_SIZE+END_MAGIC_SIZE+CANARY_SIZE))?(ZEND_MM_ALIGNED_MIN_HEADER_SIZE-(ZEND_MM_ALIGNED_HEADER_SIZE+END_MAGIC_SIZE+CANARY_SIZE)):0)
1476
1477 #define ZEND_MM_MAX_SMALL_SIZE ((ZEND_MM_NUM_BUCKETS<<ZEND_MM_ALIGNMENT_LOG2)+ZEND_MM_ALIGNED_MIN_HEADER_SIZE)
1478
1479 -#define ZEND_MM_TRUE_SIZE(size) ((size<ZEND_MM_MIN_SIZE)?(ZEND_MM_ALIGNED_MIN_HEADER_SIZE):(ZEND_MM_ALIGNED_SIZE(size+ZEND_MM_ALIGNED_HEADER_SIZE+END_MAGIC_SIZE)))
1480 +#define ZEND_MM_TRUE_SIZE(size) ((size<ZEND_MM_MIN_SIZE)?(ZEND_MM_ALIGNED_MIN_HEADER_SIZE):(ZEND_MM_ALIGNED_SIZE(size+ZEND_MM_ALIGNED_HEADER_SIZE+END_MAGIC_SIZE+CANARY_SIZE)))
1481
1482 #define ZEND_MM_BUCKET_INDEX(true_size) ((true_size>>ZEND_MM_ALIGNMENT_LOG2)-(ZEND_MM_ALIGNED_MIN_HEADER_SIZE>>ZEND_MM_ALIGNMENT_LOG2))
1483
1484 @@ -589,6 +628,44 @@
1485
1486 #endif
1487
1488 +#if SUHOSIN_MM_WITH_CANARY_PROTECTION
1489 +
1490 +# define SUHOSIN_MM_CHECK_CANARIES(block, MFUNCTION) do { \
1491 + char *p = SUHOSIN_MM_END_CANARY_PTR(block); size_t check; \
1492 + if (((block)->info.canary_1 != heap->canary_1) || ((block)->info.canary_2 != heap->canary_2)) { \
1493 + canary_mismatch: \
1494 + zend_suhosin_log(S_MEMORY, "canary mismatch on " MFUNCTION " - heap overflow detected at %p", (block)); \
1495 + if (SUHOSIN_CONFIG(SUHOSIN_MM_IGNORE_CANARY_VIOLATION) == 0) { _exit(1); } else { (block)->info.canary_1 = heap->canary_1; (block)->info.canary_2 = heap->canary_2; }\
1496 + } \
1497 + memcpy(&check, p, CANARY_SIZE); \
1498 + if (check != heap->canary_3) { \
1499 + zend_suhosin_log(S_MEMORY, "end canary mismatch on " MFUNCTION " - heap overflow detected at %p", (block)); \
1500 + if (SUHOSIN_CONFIG(SUHOSIN_MM_IGNORE_CANARY_VIOLATION) == 0) { _exit(1); } else { memcpy(p, heap->canary_3, CANARY_SIZE); } \
1501 + } \
1502 + } while (0)
1503 +
1504 +# define SUHOSIN_MM_SET_CANARIES(block) do { \
1505 + (block)->info.canary_1 = heap->canary_1; \
1506 + (block)->info.canary_2 = heap->canary_2; \
1507 + } while (0)
1508 +
1509 +# define SUHOSIN_MM_END_CANARY_PTR(block) \
1510 + (char *)(((char*)(ZEND_MM_DATA_OF(block))) + ((zend_mm_block*)(block))->info.size + END_MAGIC_SIZE)
1511 +
1512 +# define SUHOSIN_MM_SET_END_CANARY(block) do { \
1513 + char *p = SUHOSIN_MM_END_CANARY_PTR(block); \
1514 + memcpy(p, &heap->canary_3, CANARY_SIZE); \
1515 + } while (0)
1516 +
1517 +#else
1518 +
1519 +# define SUHOSIN_MM_CHECK_CANARIES(block, MFUNCTION)
1520 +# define SUHOSIN_MM_SET_CANARIES(block)
1521 +# define SUHOSIN_MM_END_CANARY_PTR(block)
1522 +# define SUHOSIN_MM_SET_END_CANARY(block)
1523 +
1524 +#endif
1525 +
1526
1527 #if ZEND_MM_HEAP_PROTECTION
1528
1529 @@ -711,7 +788,7 @@
1530 #endif
1531 }
1532
1533 -static inline void zend_mm_add_to_rest_list(zend_mm_heap *heap, zend_mm_free_block *mm_block)
1534 +static void zend_mm_add_to_rest_list(zend_mm_heap *heap, zend_mm_free_block *mm_block)
1535 {
1536 zend_mm_free_block *prev, *next;
1537
1538 @@ -721,14 +798,14 @@
1539 mm_block->parent = NULL;
1540 }
1541
1542 - prev = heap->rest_buckets[0];
1543 - next = prev->next_free_block;
1544 - mm_block->prev_free_block = prev;
1545 - mm_block->next_free_block = next;
1546 - prev->next_free_block = next->prev_free_block = mm_block;
1547 + prev = SUHOSIN_MANGLE_PTR(heap->rest_buckets[0]);
1548 + next = SUHOSIN_MANGLE_PTR(prev->next_free_block);
1549 + mm_block->prev_free_block = SUHOSIN_MANGLE_PTR(prev);
1550 + mm_block->next_free_block = SUHOSIN_MANGLE_PTR(next);
1551 + prev->next_free_block = next->prev_free_block = SUHOSIN_MANGLE_PTR(mm_block);
1552 }
1553
1554 -static inline void zend_mm_add_to_free_list(zend_mm_heap *heap, zend_mm_free_block *mm_block)
1555 +static void zend_mm_add_to_free_list(zend_mm_heap *heap, zend_mm_free_block *mm_block)
1556 {
1557 size_t size;
1558 size_t index;
1559 @@ -745,7 +822,7 @@
1560 if (!*p) {
1561 *p = mm_block;
1562 mm_block->parent = p;
1563 - mm_block->prev_free_block = mm_block->next_free_block = mm_block;
1564 + mm_block->prev_free_block = mm_block->next_free_block = SUHOSIN_MANGLE_PTR(mm_block);
1565 heap->large_free_bitmap |= (ZEND_MM_LONG_CONST(1) << index);
1566 } else {
1567 size_t m;
1568 @@ -758,15 +835,15 @@
1569 if (!*p) {
1570 *p = mm_block;
1571 mm_block->parent = p;
1572 - mm_block->prev_free_block = mm_block->next_free_block = mm_block;
1573 + mm_block->prev_free_block = mm_block->next_free_block = SUHOSIN_MANGLE_PTR(mm_block);
1574 break;
1575 }
1576 } else {
1577 - zend_mm_free_block *next = prev->next_free_block;
1578 + zend_mm_free_block *next = SUHOSIN_MANGLE_PTR(prev->next_free_block);
1579
1580 - prev->next_free_block = next->prev_free_block = mm_block;
1581 - mm_block->next_free_block = next;
1582 - mm_block->prev_free_block = prev;
1583 + prev->next_free_block = next->prev_free_block = SUHOSIN_MANGLE_PTR(mm_block);
1584 + mm_block->next_free_block = SUHOSIN_MANGLE_PTR(next);
1585 + mm_block->prev_free_block = SUHOSIN_MANGLE_PTR(prev);
1586 mm_block->parent = NULL;
1587 break;
1588 }
1589 @@ -778,27 +855,33 @@
1590 index = ZEND_MM_BUCKET_INDEX(size);
1591
1592 prev = ZEND_MM_SMALL_FREE_BUCKET(heap, index);
1593 - if (prev->prev_free_block == prev) {
1594 + if (SUHOSIN_MANGLE_PTR(prev->prev_free_block) == prev) {
1595 heap->free_bitmap |= (ZEND_MM_LONG_CONST(1) << index);
1596 }
1597 - next = prev->next_free_block;
1598 + next = SUHOSIN_MANGLE_PTR(prev->next_free_block);
1599
1600 - mm_block->prev_free_block = prev;
1601 - mm_block->next_free_block = next;
1602 - prev->next_free_block = next->prev_free_block = mm_block;
1603 + mm_block->prev_free_block = SUHOSIN_MANGLE_PTR(prev);
1604 + mm_block->next_free_block = SUHOSIN_MANGLE_PTR(next);
1605 + prev->next_free_block = next->prev_free_block = SUHOSIN_MANGLE_PTR(mm_block);
1606 }
1607 }
1608
1609 -static inline void zend_mm_remove_from_free_list(zend_mm_heap *heap, zend_mm_free_block *mm_block)
1610 +static void zend_mm_remove_from_free_list(zend_mm_heap *heap, zend_mm_free_block *mm_block)
1611 {
1612 - zend_mm_free_block *prev = mm_block->prev_free_block;
1613 - zend_mm_free_block *next = mm_block->next_free_block;
1614 + zend_mm_free_block *prev = SUHOSIN_MANGLE_PTR(mm_block->prev_free_block);
1615 + zend_mm_free_block *next = SUHOSIN_MANGLE_PTR(mm_block->next_free_block);
1616
1617 ZEND_MM_CHECK_MAGIC(mm_block, MEM_BLOCK_FREED);
1618
1619 if (EXPECTED(prev == mm_block)) {
1620 zend_mm_free_block **rp, **cp;
1621
1622 +#if SUHOSIN_PATCH
1623 + if (next != mm_block) {
1624 + zend_suhosin_log(S_MEMORY, "zend_mm_heap corrupted at %p", mm_block);
1625 + _exit(1);
1626 + }
1627 +#endif
1628 #if ZEND_MM_SAFE_UNLINKING
1629 if (UNEXPECTED(next != mm_block)) {
1630 zend_mm_panic("zend_mm_heap corrupted");
1631 @@ -837,14 +920,21 @@
1632 }
1633 } else {
1634
1635 +#if SUHOSIN_PATCH
1636 + if (SUHOSIN_MANGLE_PTR(prev->next_free_block) != mm_block || SUHOSIN_MANGLE_PTR(next->prev_free_block) != mm_block) {
1637 + zend_suhosin_log(S_MEMORY, "zend_mm_head corrupted at %p", mm_block);
1638 + _exit(1);
1639 + }
1640 +#endif
1641 +
1642 #if ZEND_MM_SAFE_UNLINKING
1643 - if (UNEXPECTED(prev->next_free_block != mm_block) || UNEXPECTED(next->prev_free_block != mm_block)) {
1644 + if (UNEXPECTED(SUHOSIN_MANGLE_PTR(prev->next_free_block) != mm_block) || UNEXPECTED(SUHOSIN_MANGLE_PTR(next->prev_free_block) != mm_block)) {
1645 zend_mm_panic("zend_mm_heap corrupted");
1646 }
1647 #endif
1648
1649 - prev->next_free_block = next;
1650 - next->prev_free_block = prev;
1651 + prev->next_free_block = SUHOSIN_MANGLE_PTR(next);
1652 + next->prev_free_block = SUHOSIN_MANGLE_PTR(prev);
1653
1654 if (EXPECTED(ZEND_MM_SMALL_SIZE(ZEND_MM_FREE_BLOCK_SIZE(mm_block)))) {
1655 if (EXPECTED(prev == next)) {
1656 @@ -860,7 +950,7 @@
1657 }
1658 }
1659
1660 -static inline void zend_mm_init(zend_mm_heap *heap)
1661 +static void zend_mm_init(zend_mm_heap *heap)
1662 {
1663 zend_mm_free_block* p;
1664 int i;
1665 @@ -878,12 +968,19 @@
1666 #endif
1667 p = ZEND_MM_SMALL_FREE_BUCKET(heap, 0);
1668 for (i = 0; i < ZEND_MM_NUM_BUCKETS; i++) {
1669 - p->next_free_block = p;
1670 - p->prev_free_block = p;
1671 + p->next_free_block = SUHOSIN_MANGLE_PTR(p);
1672 + p->prev_free_block = SUHOSIN_MANGLE_PTR(p);
1673 p = (zend_mm_free_block*)((char*)p + sizeof(zend_mm_free_block*) * 2);
1674 heap->large_free_buckets[i] = NULL;
1675 }
1676 - heap->rest_buckets[0] = heap->rest_buckets[1] = ZEND_MM_REST_BUCKET(heap);
1677 + heap->rest_buckets[0] = heap->rest_buckets[1] = SUHOSIN_MANGLE_PTR(ZEND_MM_REST_BUCKET(heap));
1678 +#if SUHOSIN_PATCH
1679 + if (SUHOSIN_CONFIG(SUHOSIN_MM_USE_CANARY_PROTECTION)) {
1680 + zend_canary(&heap->canary_1, sizeof(heap->canary_1));
1681 + zend_canary(&heap->canary_2, sizeof(heap->canary_2));
1682 + zend_canary(&heap->canary_3, sizeof(heap->canary_3));
1683 + }
1684 +#endif
1685 }
1686
1687 static void zend_mm_del_segment(zend_mm_heap *heap, zend_mm_segment *segment)
1688 @@ -904,12 +1001,13 @@
1689 int i;
1690
1691 for (i = 0; i < ZEND_MM_NUM_BUCKETS; i++) {
1692 + /* NULL means NULL even MANGLED */
1693 if (heap->cache[i]) {
1694 - zend_mm_free_block *mm_block = heap->cache[i];
1695 + zend_mm_free_block *mm_block = SUHOSIN_MANGLE_PTR(heap->cache[i]);
1696
1697 while (mm_block) {
1698 size_t size = ZEND_MM_BLOCK_SIZE(mm_block);
1699 - zend_mm_free_block *q = mm_block->prev_free_block;
1700 + zend_mm_free_block *q = SUHOSIN_MANGLE_PTR(mm_block->prev_free_block);
1701 zend_mm_block *next_block = ZEND_MM_NEXT_BLOCK(mm_block);
1702
1703 heap->cached -= size;
1704 @@ -1005,14 +1103,20 @@
1705 /* }}} */
1706 #endif
1707
1708 +
1709 /* Notes:
1710 * - This function may alter the block_sizes values to match platform alignment
1711 * - This function does *not* perform sanity checks on the arguments
1712 */
1713 -ZEND_API zend_mm_heap *zend_mm_startup_ex(const zend_mm_mem_handlers *handlers, size_t block_size, size_t reserve_size, int internal, void *params)
1714 +#if SUHOSIN_MM_WITH_CANARY_PROTECTION
1715 +zend_mm_heap *__zend_mm_startup_canary_ex(const zend_mm_mem_handlers *handlers, size_t block_size, size_t reserve_size, int internal, void *params)
1716 +#else
1717 +static zend_mm_heap *__zend_mm_startup_ex(const zend_mm_mem_handlers *handlers, size_t block_size, size_t reserve_size, int internal, void *params)
1718 +#endif
1719 {
1720 zend_mm_storage *storage;
1721 zend_mm_heap *heap;
1722 + zend_mm_free_block *tmp;
1723
1724 #if 0
1725 int i;
1726 @@ -1046,6 +1150,12 @@
1727 }
1728 #endif
1729
1730 + /* get the pointer guardian and ensure low 3 bits are 1 */
1731 + if (SUHOSIN_POINTER_GUARD == 0) {
1732 + zend_canary(&SUHOSIN_POINTER_GUARD, sizeof(SUHOSIN_POINTER_GUARD));
1733 + SUHOSIN_POINTER_GUARD |= 7;
1734 + }
1735 +
1736 if (zend_mm_low_bit(block_size) != zend_mm_high_bit(block_size)) {
1737 fprintf(stderr, "'block_size' must be a power of two\n");
1738 /* See http://support.microsoft.com/kb/190351 */
1739 @@ -1087,12 +1197,12 @@
1740 heap->reserve = NULL;
1741 heap->reserve_size = reserve_size;
1742 if (reserve_size > 0) {
1743 - heap->reserve = _zend_mm_alloc_int(heap, reserve_size ZEND_FILE_LINE_CC ZEND_FILE_LINE_EMPTY_CC);
1744 + heap->reserve = _zend_mm_alloc(heap, reserve_size ZEND_FILE_LINE_CC ZEND_FILE_LINE_EMPTY_CC);
1745 }
1746 if (internal) {
1747 int i;
1748 zend_mm_free_block *p, *q, *orig;
1749 - zend_mm_heap *mm_heap = _zend_mm_alloc_int(heap, sizeof(zend_mm_heap) ZEND_FILE_LINE_CC ZEND_FILE_LINE_EMPTY_CC);
1750 + zend_mm_heap *mm_heap = _zend_mm_alloc(heap, sizeof(zend_mm_heap) ZEND_FILE_LINE_CC ZEND_FILE_LINE_EMPTY_CC);
1751
1752 *mm_heap = *heap;
1753
1754 @@ -1100,22 +1210,22 @@
1755 orig = ZEND_MM_SMALL_FREE_BUCKET(heap, 0);
1756 for (i = 0; i < ZEND_MM_NUM_BUCKETS; i++) {
1757 q = p;
1758 - while (q->prev_free_block != orig) {
1759 - q = q->prev_free_block;
1760 + while (SUHOSIN_MANGLE_PTR(q->prev_free_block) != orig) {
1761 + q = SUHOSIN_MANGLE_PTR(q->prev_free_block);
1762 }
1763 - q->prev_free_block = p;
1764 + q->prev_free_block = SUHOSIN_MANGLE_PTR(p);
1765 q = p;
1766 - while (q->next_free_block != orig) {
1767 - q = q->next_free_block;
1768 + while (SUHOSIN_MANGLE_PTR(q->next_free_block) != orig) {
1769 + q = SUHOSIN_MANGLE_PTR(q->next_free_block);
1770 }
1771 - q->next_free_block = p;
1772 + q->next_free_block = SUHOSIN_MANGLE_PTR(p);
1773 p = (zend_mm_free_block*)((char*)p + sizeof(zend_mm_free_block*) * 2);
1774 orig = (zend_mm_free_block*)((char*)orig + sizeof(zend_mm_free_block*) * 2);
1775 if (mm_heap->large_free_buckets[i]) {
1776 mm_heap->large_free_buckets[i]->parent = &mm_heap->large_free_buckets[i];
1777 }
1778 }
1779 - mm_heap->rest_buckets[0] = mm_heap->rest_buckets[1] = ZEND_MM_REST_BUCKET(mm_heap);
1780 + mm_heap->rest_buckets[0] = mm_heap->rest_buckets[1] = SUHOSIN_MANGLE_PTR(ZEND_MM_REST_BUCKET(mm_heap));
1781
1782 free(heap);
1783 heap = mm_heap;
1784 @@ -1123,7 +1233,11 @@
1785 return heap;
1786 }
1787
1788 -ZEND_API zend_mm_heap *zend_mm_startup(void)
1789 +#if SUHOSIN_MM_WITH_CANARY_PROTECTION
1790 +zend_mm_heap *__zend_mm_startup_canary(void)
1791 +#else
1792 +static zend_mm_heap *__zend_mm_startup(void)
1793 +#endif
1794 {
1795 int i;
1796 size_t seg_size;
1797 @@ -1193,6 +1307,27 @@
1798 return heap;
1799 }
1800
1801 +#ifndef SUHOSIN_MM_CLONE_FILE
1802 +zend_mm_heap_canary *__zend_mm_startup_canary_ex(const zend_mm_mem_handlers *handlers, size_t block_size, size_t reserve_size, int internal, void *params);
1803 +zend_mm_heap_canary *__zend_mm_startup_canary(void);
1804 +
1805 +ZEND_API zend_mm_heap *zend_mm_startup_ex(const zend_mm_mem_handlers *handlers, size_t block_size, size_t reserve_size, int internal, void *params)
1806 +{
1807 + if (SUHOSIN_CONFIG(SUHOSIN_MM_USE_CANARY_PROTECTION)) {
1808 + return (zend_mm_heap *)__zend_mm_startup_canary_ex(handlers, block_size, reserve_size, internal, params);
1809 + }
1810 + return __zend_mm_startup_ex(handlers, block_size, reserve_size, internal, params);
1811 +}
1812 +ZEND_API zend_mm_heap *zend_mm_startup(void)
1813 +{
1814 + if (SUHOSIN_CONFIG(SUHOSIN_MM_USE_CANARY_PROTECTION)) {
1815 + return (zend_mm_heap *)__zend_mm_startup_canary();
1816 + }
1817 + return __zend_mm_startup();
1818 +}
1819 +
1820 +#endif
1821 +
1822 #if ZEND_DEBUG
1823 static long zend_mm_find_leaks(zend_mm_segment *segment, zend_mm_block *b)
1824 {
1825 @@ -1561,7 +1696,11 @@
1826 }
1827 #endif
1828
1829 -ZEND_API void zend_mm_shutdown(zend_mm_heap *heap, int full_shutdown, int silent TSRMLS_DC)
1830 +#if SUHOSIN_MM_WITH_CANARY_PROTECTION
1831 +void __zend_mm_shutdown_canary(zend_mm_heap *heap, int full_shutdown, int silent TSRMLS_DC)
1832 +#else
1833 +static void __zend_mm_shutdown(zend_mm_heap *heap, int full_shutdown, int silent TSRMLS_DC)
1834 +#endif
1835 {
1836 zend_mm_storage *storage;
1837 zend_mm_segment *segment;
1838 @@ -1571,7 +1710,7 @@
1839 if (heap->reserve) {
1840 #if ZEND_DEBUG
1841 if (!silent) {
1842 - _zend_mm_free_int(heap, heap->reserve ZEND_FILE_LINE_CC ZEND_FILE_LINE_EMPTY_CC);
1843 + _zend_mm_free(heap, heap->reserve ZEND_FILE_LINE_CC ZEND_FILE_LINE_EMPTY_CC);
1844 }
1845 #endif
1846 heap->reserve = NULL;
1847 @@ -1654,12 +1793,23 @@
1848 heap->size = 0;
1849 heap->peak = 0;
1850 if (heap->reserve_size) {
1851 - heap->reserve = _zend_mm_alloc_int(heap, heap->reserve_size ZEND_FILE_LINE_CC ZEND_FILE_LINE_EMPTY_CC);
1852 + heap->reserve = _zend_mm_alloc(heap, heap->reserve_size ZEND_FILE_LINE_CC ZEND_FILE_LINE_EMPTY_CC);
1853 }
1854 heap->overflow = 0;
1855 }
1856 }
1857
1858 +#ifndef SUHOSIN_MM_CLONE_FILE
1859 +ZEND_API void zend_mm_shutdown(zend_mm_heap *heap, int full_shutdown, int silent TSRMLS_DC)
1860 +{
1861 + if (SUHOSIN_CONFIG(SUHOSIN_MM_USE_CANARY_PROTECTION)) {
1862 + __zend_mm_shutdown_canary(heap, full_shutdown, silent TSRMLS_CC);
1863 + return;
1864 + }
1865 + __zend_mm_shutdown(heap, full_shutdown, silent TSRMLS_CC);
1866 +}
1867 +#endif
1868 +
1869 static void zend_mm_safe_error(zend_mm_heap *heap,
1870 const char *format,
1871 size_t limit,
1872 @@ -1670,7 +1820,11 @@
1873 size_t size)
1874 {
1875 if (heap->reserve) {
1876 +#if SUHOSIN_MM_WITH_CANARY_PROTECTION
1877 + _zend_mm_free_canary_int(heap, heap->reserve ZEND_FILE_LINE_CC ZEND_FILE_LINE_EMPTY_CC);
1878 +#else
1879 _zend_mm_free_int(heap, heap->reserve ZEND_FILE_LINE_CC ZEND_FILE_LINE_EMPTY_CC);
1880 +#endif
1881 heap->reserve = NULL;
1882 }
1883 if (heap->overflow == 0) {
1884 @@ -1745,7 +1899,7 @@
1885 p = heap->large_free_buckets[index];
1886 for (m = true_size << (ZEND_MM_NUM_BUCKETS - index); ; m <<= 1) {
1887 if (UNEXPECTED(ZEND_MM_FREE_BLOCK_SIZE(p) == true_size)) {
1888 - return p->next_free_block;
1889 + return SUHOSIN_MANGLE_PTR(p->next_free_block);
1890 } else if (ZEND_MM_FREE_BLOCK_SIZE(p) >= true_size &&
1891 ZEND_MM_FREE_BLOCK_SIZE(p) < best_size) {
1892 best_size = ZEND_MM_FREE_BLOCK_SIZE(p);
1893 @@ -1769,7 +1923,7 @@
1894
1895 for (p = rst; p; p = p->child[p->child[0] != NULL]) {
1896 if (UNEXPECTED(ZEND_MM_FREE_BLOCK_SIZE(p) == true_size)) {
1897 - return p->next_free_block;
1898 + return SUHOSIN_MANGLE_PTR(p->next_free_block);
1899 } else if (ZEND_MM_FREE_BLOCK_SIZE(p) > true_size &&
1900 ZEND_MM_FREE_BLOCK_SIZE(p) < best_size) {
1901 best_size = ZEND_MM_FREE_BLOCK_SIZE(p);
1902 @@ -1778,7 +1932,7 @@
1903 }
1904
1905 if (best_fit) {
1906 - return best_fit->next_free_block;
1907 + return SUHOSIN_MANGLE_PTR(best_fit->next_free_block);
1908 }
1909 bitmap = bitmap >> 1;
1910 if (!bitmap) {
1911 @@ -1794,9 +1948,12 @@
1912 best_fit = p;
1913 }
1914 }
1915 - return best_fit->next_free_block;
1916 + return SUHOSIN_MANGLE_PTR(best_fit->next_free_block);
1917 }
1918
1919 +#if SUHOSIN_PATCH
1920 +void *_zend_mm_alloc_canary_int(zend_mm_heap_canary *heap, size_t size ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC);
1921 +#endif
1922 static void *_zend_mm_alloc_int(zend_mm_heap *heap, size_t size ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC)
1923 {
1924 zend_mm_free_block *best_fit;
1925 @@ -1806,7 +1963,7 @@
1926 size_t segment_size;
1927 zend_mm_segment *segment;
1928 int keep_rest = 0;
1929 -
1930 +
1931 if (EXPECTED(ZEND_MM_SMALL_SIZE(true_size))) {
1932 size_t index = ZEND_MM_BUCKET_INDEX(true_size);
1933 size_t bitmap;
1934 @@ -1821,9 +1978,14 @@
1935 heap->cache_stat[index].count--;
1936 heap->cache_stat[index].hit++;
1937 #endif
1938 - best_fit = heap->cache[index];
1939 + best_fit = SUHOSIN_MANGLE_PTR(heap->cache[index]);
1940 heap->cache[index] = best_fit->prev_free_block;
1941 heap->cached -= true_size;
1942 +#if SUHOSIN_PATCH
1943 + SUHOSIN_MM_SET_CANARIES(best_fit);
1944 + ((zend_mm_block*)best_fit)->info.size = size;
1945 + SUHOSIN_MM_SET_END_CANARY(best_fit);
1946 +#endif
1947 ZEND_MM_CHECK_MAGIC(best_fit, MEM_BLOCK_CACHED);
1948 ZEND_MM_SET_DEBUG_INFO(best_fit, size, 1, 0);
1949 return ZEND_MM_DATA_OF(best_fit);
1950 @@ -1837,7 +1999,7 @@
1951 if (bitmap) {
1952 /* Found some "small" free block that can be used */
1953 index += zend_mm_low_bit(bitmap);
1954 - best_fit = heap->free_buckets[index*2];
1955 + best_fit = SUHOSIN_MANGLE_PTR(heap->free_buckets[index*2]);
1956 #if ZEND_MM_CACHE_STAT
1957 heap->cache_stat[ZEND_MM_NUM_BUCKETS].hit++;
1958 #endif
1959 @@ -1852,7 +2014,7 @@
1960 best_fit = zend_mm_search_large_block(heap, true_size);
1961
1962 if (!best_fit && heap->real_size >= heap->limit - heap->block_size) {
1963 - zend_mm_free_block *p = heap->rest_buckets[0];
1964 + zend_mm_free_block *p = SUHOSIN_MANGLE_PTR(heap->rest_buckets[0]);
1965 size_t best_size = -1;
1966
1967 while (p != ZEND_MM_REST_BUCKET(heap)) {
1968 @@ -1864,7 +2026,7 @@
1969 best_size = ZEND_MM_FREE_BLOCK_SIZE(p);
1970 best_fit = p;
1971 }
1972 - p = p->prev_free_block;
1973 + p = SUHOSIN_MANGLE_PTR(p->prev_free_block);
1974 }
1975 }
1976
1977 @@ -1963,13 +2125,19 @@
1978
1979 ZEND_MM_SET_DEBUG_INFO(best_fit, size, 1, 1);
1980
1981 +#if SUHOSIN_PATCH
1982 + SUHOSIN_MM_SET_CANARIES(best_fit);
1983 + ((zend_mm_block*)best_fit)->info.size = size;
1984 + SUHOSIN_MM_SET_END_CANARY(best_fit);
1985 +#endif
1986 +
1987 heap->size += true_size;
1988 if (heap->peak < heap->size) {
1989 heap->peak = heap->size;
1990 }
1991
1992 HANDLE_UNBLOCK_INTERRUPTIONS();
1993 -
1994 +
1995 return ZEND_MM_DATA_OF(best_fit);
1996 }
1997
1998 @@ -1986,19 +2154,26 @@
1999
2000 mm_block = ZEND_MM_HEADER_OF(p);
2001 size = ZEND_MM_BLOCK_SIZE(mm_block);
2002 +#if SUHOSIN_PATCH
2003 + SUHOSIN_MM_CHECK_CANARIES(mm_block, "efree()");
2004 +#endif
2005 ZEND_MM_CHECK_PROTECTION(mm_block);
2006
2007 #if ZEND_DEBUG || ZEND_MM_HEAP_PROTECTION
2008 memset(ZEND_MM_DATA_OF(mm_block), 0x5a, mm_block->debug.size);
2009 #endif
2010 -
2011 +#if SUHOSIN_PATCH
2012 + if (UNEXPECTED(SUHOSIN_CONFIG(SUHOSIN_MM_DESTROY_FREE_MEMORY))) {
2013 + memset(ZEND_MM_DATA_OF(mm_block), 0x5a, mm_block->info.size);
2014 + }
2015 +#endif
2016 #if ZEND_MM_CACHE
2017 if (EXPECTED(ZEND_MM_SMALL_SIZE(size)) && EXPECTED(heap->cached < ZEND_MM_CACHE_SIZE)) {
2018 size_t index = ZEND_MM_BUCKET_INDEX(size);
2019 zend_mm_free_block **cache = &heap->cache[index];
2020
2021 ((zend_mm_free_block*)mm_block)->prev_free_block = *cache;
2022 - *cache = (zend_mm_free_block*)mm_block;
2023 + *cache = (zend_mm_free_block*)SUHOSIN_MANGLE_PTR(mm_block);
2024 heap->cached += size;
2025 ZEND_MM_SET_MAGIC(mm_block, MEM_BLOCK_CACHED);
2026 #if ZEND_MM_CACHE_STAT
2027 @@ -2034,6 +2209,9 @@
2028 HANDLE_UNBLOCK_INTERRUPTIONS();
2029 }
2030
2031 +#if SUHOSIN_PATCH
2032 +void *_zend_mm_realloc_canary_int(zend_mm_heap_canary *heap, void *p, size_t size ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC);
2033 +#endif
2034 static void *_zend_mm_realloc_int(zend_mm_heap *heap, void *p, size_t size ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC)
2035 {
2036 zend_mm_block *mm_block = ZEND_MM_HEADER_OF(p);
2037 @@ -2043,11 +2221,18 @@
2038 void *ptr;
2039
2040 if (UNEXPECTED(!p) || !ZEND_MM_VALID_PTR(p)) {
2041 +#ifdef SUHOSIN_MM_WITH_CANARY_PROTECTION
2042 + return _zend_mm_alloc_canary_int(heap, size ZEND_FILE_LINE_RELAY_CC ZEND_FILE_LINE_ORIG_RELAY_CC);
2043 +#else
2044 return _zend_mm_alloc_int(heap, size ZEND_FILE_LINE_RELAY_CC ZEND_FILE_LINE_ORIG_RELAY_CC);
2045 +#endif
2046 }
2047 mm_block = ZEND_MM_HEADER_OF(p);
2048 true_size = ZEND_MM_TRUE_SIZE(size);
2049 orig_size = ZEND_MM_BLOCK_SIZE(mm_block);
2050 +#if SUHOSIN_PATCH
2051 + SUHOSIN_MM_CHECK_CANARIES(mm_block, "erealloc()");
2052 +#endif
2053 ZEND_MM_CHECK_PROTECTION(mm_block);
2054
2055 if (UNEXPECTED(true_size < size)) {
2056 @@ -2079,6 +2264,11 @@
2057 HANDLE_UNBLOCK_INTERRUPTIONS();
2058 }
2059 ZEND_MM_SET_DEBUG_INFO(mm_block, size, 0, 0);
2060 +#if SUHOSIN_PATCH
2061 + SUHOSIN_MM_SET_CANARIES(mm_block);
2062 + ((zend_mm_block*)mm_block)->info.size = size;
2063 + SUHOSIN_MM_SET_END_CANARY(mm_block);
2064 +#endif
2065 return p;
2066 }
2067
2068 @@ -2094,17 +2284,22 @@
2069 heap->cache_stat[index].count--;
2070 heap->cache_stat[index].hit++;
2071 #endif
2072 - best_fit = heap->cache[index];
2073 + best_fit = SUHOSIN_MANGLE_PTR(heap->cache[index]);
2074 heap->cache[index] = best_fit->prev_free_block;
2075 ZEND_MM_CHECK_MAGIC(best_fit, MEM_BLOCK_CACHED);
2076 - ZEND_MM_SET_DEBUG_INFO(best_fit, size, 1, 0);
2077 -
2078 + ZEND_MM_SET_DEBUG_INFO(best_fit, size, 1, 0);
2079 +#if SUHOSIN_PATCH
2080 + SUHOSIN_MM_SET_CANARIES(best_fit);
2081 + ((zend_mm_block*)best_fit)->info.size = size;
2082 + SUHOSIN_MM_SET_END_CANARY(best_fit);
2083 +#endif
2084 +
2085 ptr = ZEND_MM_DATA_OF(best_fit);
2086
2087 #if ZEND_DEBUG || ZEND_MM_HEAP_PROTECTION
2088 memcpy(ptr, p, mm_block->debug.size);
2089 #else
2090 - memcpy(ptr, p, orig_size - ZEND_MM_ALIGNED_HEADER_SIZE);
2091 + memcpy(ptr, p, orig_size - ZEND_MM_ALIGNED_HEADER_SIZE - CANARY_SIZE);
2092 #endif
2093
2094 heap->cached -= true_size - orig_size;
2095 @@ -2113,14 +2308,13 @@
2096 cache = &heap->cache[index];
2097
2098 ((zend_mm_free_block*)mm_block)->prev_free_block = *cache;
2099 - *cache = (zend_mm_free_block*)mm_block;
2100 + *cache = (zend_mm_free_block*)SUHOSIN_MANGLE_PTR(mm_block);
2101 ZEND_MM_SET_MAGIC(mm_block, MEM_BLOCK_CACHED);
2102 #if ZEND_MM_CACHE_STAT
2103 if (++heap->cache_stat[index].count > heap->cache_stat[index].max_count) {
2104 heap->cache_stat[index].max_count = heap->cache_stat[index].count;
2105 }
2106 #endif
2107 -
2108 return ptr;
2109 }
2110 }
2111 @@ -2163,6 +2357,11 @@
2112 heap->peak = heap->size;
2113 }
2114 HANDLE_UNBLOCK_INTERRUPTIONS();
2115 +#if SUHOSIN_PATCH
2116 + SUHOSIN_MM_SET_CANARIES(mm_block);
2117 + ((zend_mm_block*)mm_block)->info.size = size;
2118 + SUHOSIN_MM_SET_END_CANARY(mm_block);
2119 +#endif
2120 return p;
2121 } else if (ZEND_MM_IS_FIRST_BLOCK(mm_block) &&
2122 ZEND_MM_IS_GUARD_BLOCK(ZEND_MM_BLOCK_AT(next_block, ZEND_MM_FREE_BLOCK_SIZE(next_block)))) {
2123 @@ -2265,38 +2464,90 @@
2124 }
2125
2126 HANDLE_UNBLOCK_INTERRUPTIONS();
2127 +#if SUHOSIN_PATCH
2128 + SUHOSIN_MM_SET_CANARIES(mm_block);
2129 + ((zend_mm_block*)mm_block)->info.size = size;
2130 + SUHOSIN_MM_SET_END_CANARY(mm_block);
2131 +#endif
2132 return ZEND_MM_DATA_OF(mm_block);
2133 }
2134
2135 +#ifdef SUHOSIN_MM_WITH_CANARY_PROTECTION
2136 + ptr = _zend_mm_alloc_canary_int(heap, size ZEND_FILE_LINE_RELAY_CC ZEND_FILE_LINE_ORIG_RELAY_CC);
2137 +#else
2138 ptr = _zend_mm_alloc_int(heap, size ZEND_FILE_LINE_RELAY_CC ZEND_FILE_LINE_ORIG_RELAY_CC);
2139 +#endif
2140 #if ZEND_DEBUG || ZEND_MM_HEAP_PROTECTION
2141 memcpy(ptr, p, mm_block->debug.size);
2142 #else
2143 - memcpy(ptr, p, orig_size - ZEND_MM_ALIGNED_HEADER_SIZE);
2144 + memcpy(ptr, p, orig_size - ZEND_MM_ALIGNED_HEADER_SIZE - CANARY_SIZE);
2145 #endif
2146 +#ifdef SUHOSIN_MM_WITH_CANARY_PROTECTION
2147 + _zend_mm_free_canary_int(heap, p ZEND_FILE_LINE_RELAY_CC ZEND_FILE_LINE_ORIG_RELAY_CC);
2148 +#else
2149 _zend_mm_free_int(heap, p ZEND_FILE_LINE_RELAY_CC ZEND_FILE_LINE_ORIG_RELAY_CC);
2150 +#endif
2151 return ptr;
2152 }
2153
2154 +#ifndef SUHOSIN_MM_CLONE_FILE
2155 ZEND_API void *_zend_mm_alloc(zend_mm_heap *heap, size_t size ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC)
2156 {
2157 - return _zend_mm_alloc_int(heap, size ZEND_FILE_LINE_RELAY_CC ZEND_FILE_LINE_ORIG_RELAY_CC);
2158 +#if SUHOSIN_PATCH
2159 + if (UNEXPECTED(SUHOSIN_CONFIG(SUHOSIN_MM_USE_CANARY_PROTECTION) == 0))
2160 +#endif
2161 + return _zend_mm_alloc_int(heap, size ZEND_FILE_LINE_RELAY_CC ZEND_FILE_LINE_ORIG_RELAY_CC);
2162 +#if SUHOSIN_PATCH
2163 + return _zend_mm_alloc_canary_int((zend_mm_heap_canary *)heap, size ZEND_FILE_LINE_RELAY_CC ZEND_FILE_LINE_ORIG_RELAY_CC);
2164 +#endif
2165 }
2166
2167 ZEND_API void _zend_mm_free(zend_mm_heap *heap, void *p ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC)
2168 {
2169 - _zend_mm_free_int(heap, p ZEND_FILE_LINE_RELAY_CC ZEND_FILE_LINE_ORIG_RELAY_CC);
2170 +#if SUHOSIN_PATCH
2171 + if (UNEXPECTED(SUHOSIN_CONFIG(SUHOSIN_MM_USE_CANARY_PROTECTION) == 0))
2172 +#endif
2173 + { _zend_mm_free_int(heap, p ZEND_FILE_LINE_RELAY_CC ZEND_FILE_LINE_ORIG_RELAY_CC); return; }
2174 +#if SUHOSIN_PATCH
2175 + _zend_mm_free_canary_int((zend_mm_heap_canary *)heap, p ZEND_FILE_LINE_RELAY_CC ZEND_FILE_LINE_ORIG_RELAY_CC);
2176 +#endif
2177 }
2178
2179 ZEND_API void *_zend_mm_realloc(zend_mm_heap *heap, void *ptr, size_t size ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC)
2180 {
2181 - return _zend_mm_realloc_int(heap, ptr, size ZEND_FILE_LINE_RELAY_CC ZEND_FILE_LINE_ORIG_RELAY_CC);
2182 +#if SUHOSIN_PATCH
2183 + if (UNEXPECTED(SUHOSIN_CONFIG(SUHOSIN_MM_USE_CANARY_PROTECTION) == 0))
2184 +#endif
2185 + return _zend_mm_realloc_int(heap, ptr, size ZEND_FILE_LINE_RELAY_CC ZEND_FILE_LINE_ORIG_RELAY_CC);
2186 +#if SUHOSIN_PATCH
2187 + return _zend_mm_realloc_canary_int((zend_mm_heap_canary *)heap, ptr, size ZEND_FILE_LINE_RELAY_CC ZEND_FILE_LINE_ORIG_RELAY_CC);
2188 +#endif
2189 }
2190
2191 ZEND_API size_t _zend_mm_block_size(zend_mm_heap *heap, void *p ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC)
2192 {
2193 zend_mm_block *mm_block;
2194
2195 + if (SUHOSIN_CONFIG(SUHOSIN_MM_USE_CANARY_PROTECTION) != 0) {
2196 + return _zend_mm_block_size_canary((zend_mm_heap_canary *)heap, p ZEND_FILE_LINE_RELAY_CC ZEND_FILE_LINE_ORIG_RELAY_CC);
2197 + }
2198 +
2199 + if (!ZEND_MM_VALID_PTR(p)) {
2200 + return 0;
2201 + }
2202 + mm_block = ZEND_MM_HEADER_OF(p);
2203 + ZEND_MM_CHECK_PROTECTION(mm_block);
2204 +#if ZEND_DEBUG || ZEND_MM_HEAP_PROTECTION
2205 + return mm_block->debug.size;
2206 +#else
2207 + return ZEND_MM_BLOCK_SIZE(mm_block);
2208 +#endif
2209 +}
2210 +#else
2211 +ZEND_API size_t _zend_mm_block_size_canary(zend_mm_heap *heap, void *p ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC)
2212 +{
2213 + zend_mm_block *mm_block;
2214 +
2215 if (!ZEND_MM_VALID_PTR(p)) {
2216 return 0;
2217 }
2218 @@ -2309,6 +2560,8 @@
2219 #endif
2220 }
2221
2222 +#endif
2223 +
2224 /**********************/
2225 /* Allocation Manager */
2226 /**********************/
2227 @@ -2325,6 +2578,7 @@
2228 static zend_alloc_globals alloc_globals;
2229 #endif
2230
2231 +#ifndef SUHOSIN_MM_CLONE_FILE
2232 ZEND_API int is_zend_mm(TSRMLS_D)
2233 {
2234 return AG(mm_heap)->use_zend_alloc;
2235 @@ -2337,7 +2591,13 @@
2236 if (UNEXPECTED(!AG(mm_heap)->use_zend_alloc)) {
2237 return AG(mm_heap)->_malloc(size);
2238 }
2239 +#if SUHOSIN_PATCH
2240 + if (UNEXPECTED(SUHOSIN_CONFIG(SUHOSIN_MM_USE_CANARY_PROTECTION) == 0))
2241 +#endif
2242 return _zend_mm_alloc_int(AG(mm_heap), size ZEND_FILE_LINE_RELAY_CC ZEND_FILE_LINE_ORIG_RELAY_CC);
2243 +#if SUHOSIN_PATCH
2244 + return _zend_mm_alloc_canary_int((zend_mm_heap_canary *)AG(mm_heap), size ZEND_FILE_LINE_RELAY_CC ZEND_FILE_LINE_ORIG_RELAY_CC);
2245 +#endif
2246 }
2247
2248 ZEND_API void _efree(void *ptr ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC)
2249 @@ -2348,7 +2608,13 @@
2250 AG(mm_heap)->_free(ptr);
2251 return;
2252 }
2253 - _zend_mm_free_int(AG(mm_heap), ptr ZEND_FILE_LINE_RELAY_CC ZEND_FILE_LINE_ORIG_RELAY_CC);
2254 +#if SUHOSIN_PATCH
2255 + if (UNEXPECTED(SUHOSIN_CONFIG(SUHOSIN_MM_USE_CANARY_PROTECTION) == 0))
2256 +#endif
2257 + { _zend_mm_free_int(AG(mm_heap), ptr ZEND_FILE_LINE_RELAY_CC ZEND_FILE_LINE_ORIG_RELAY_CC); return; }
2258 +#if SUHOSIN_PATCH
2259 + _zend_mm_free_canary_int((zend_mm_heap_canary *)AG(mm_heap), ptr ZEND_FILE_LINE_RELAY_CC ZEND_FILE_LINE_ORIG_RELAY_CC);
2260 +#endif
2261 }
2262
2263 ZEND_API void *_erealloc(void *ptr, size_t size, int allow_failure ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC)
2264 @@ -2358,7 +2624,13 @@
2265 if (UNEXPECTED(!AG(mm_heap)->use_zend_alloc)) {
2266 return AG(mm_heap)->_realloc(ptr, size);
2267 }
2268 +#if SUHOSIN_PATCH
2269 + if (UNEXPECTED(SUHOSIN_CONFIG(SUHOSIN_MM_USE_CANARY_PROTECTION) == 0))
2270 +#endif
2271 return _zend_mm_realloc_int(AG(mm_heap), ptr, size ZEND_FILE_LINE_RELAY_CC ZEND_FILE_LINE_ORIG_RELAY_CC);
2272 +#if SUHOSIN_PATCH
2273 + return _zend_mm_realloc_canary_int((zend_mm_heap_canary *)AG(mm_heap), ptr, size ZEND_FILE_LINE_RELAY_CC ZEND_FILE_LINE_ORIG_RELAY_CC);
2274 +#endif
2275 }
2276
2277 ZEND_API size_t _zend_mem_block_size(void *ptr TSRMLS_DC ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC)
2278 @@ -2366,8 +2638,15 @@
2279 if (UNEXPECTED(!AG(mm_heap)->use_zend_alloc)) {
2280 return 0;
2281 }
2282 - return _zend_mm_block_size(AG(mm_heap), ptr ZEND_FILE_LINE_RELAY_CC ZEND_FILE_LINE_ORIG_RELAY_CC);
2283 +#if SUHOSIN_PATCH
2284 + if (UNEXPECTED(SUHOSIN_CONFIG(SUHOSIN_MM_USE_CANARY_PROTECTION) == 0))
2285 +#endif
2286 + return _zend_mm_block_size(AG(mm_heap), ptr ZEND_FILE_LINE_RELAY_CC ZEND_FILE_LINE_ORIG_RELAY_CC);
2287 +#if SUHOSIN_PATCH
2288 + return _zend_mm_block_size_canary((zend_mm_heap_canary *)AG(mm_heap), ptr ZEND_FILE_LINE_RELAY_CC ZEND_FILE_LINE_ORIG_RELAY_CC);
2289 +#endif
2290 }
2291 +#endif
2292
2293 #if defined(__GNUC__) && defined(i386)
2294
2295 @@ -2438,7 +2717,7 @@
2296 }
2297 #endif
2298
2299 -
2300 +#ifndef SUHOSIN_MM_CLONE_FILE
2301 ZEND_API void *_safe_emalloc(size_t nmemb, size_t size, size_t offset ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC)
2302 {
2303 return emalloc_rel(safe_address(nmemb, size, offset));
2304 @@ -2551,6 +2830,7 @@
2305 {
2306 zend_mm_shutdown(AG(mm_heap), full_shutdown, silent TSRMLS_CC);
2307 }
2308 +#endif
2309
2310 static void alloc_globals_ctor(zend_alloc_globals *alloc_globals TSRMLS_DC)
2311 {
2312 @@ -2575,6 +2855,7 @@
2313 }
2314 #endif
2315
2316 +#ifndef SUHOSIN_MM_CLONE_FILE
2317 ZEND_API void start_memory_manager(TSRMLS_D)
2318 {
2319 #ifdef ZTS
2320 @@ -2639,6 +2920,7 @@
2321 zend_debug_alloc_output("------------------------------------------------\n");
2322 }
2323 #endif
2324 +#endif
2325
2326 /*
2327 * Local variables:
2328 diff -Naur php-5.3.3/Zend/zend_alloc_canary.c php-5.3.3-magellan/Zend/zend_alloc_canary.c
2329 --- php-5.3.3/Zend/zend_alloc_canary.c 1970-01-01 01:00:00.000000000 +0100
2330 +++ php-5.3.3-magellan/Zend/zend_alloc_canary.c 2010-07-26 12:11:25.000000000 +0200
2331 @@ -0,0 +1,2498 @@
2332 +/*
2333 + +----------------------------------------------------------------------+
2334 + | Suhosin-Patch for PHP |
2335 + +----------------------------------------------------------------------+
2336 + | Copyright (c) 2004-2010 Stefan Esser |
2337 + +----------------------------------------------------------------------+
2338 + | This source file is subject to version 2.02 of the PHP license, |
2339 + | that is bundled with this package in the file LICENSE, and is |
2340 + | available at through the world-wide-web at |
2341 + | http://www.php.net/license/2_02.txt. |
2342 + | If you did not receive a copy of the PHP license and are unable to |
2343 + | obtain it through the world-wide-web, please send a note to |
2344 + | license@php.net so we can mail you a copy immediately. |
2345 + +----------------------------------------------------------------------+
2346 + | Author: Stefan Esser <stefan.esser@sektioneins.de> |
2347 + +----------------------------------------------------------------------+
2348 + */
2349 +/* $Id: php5-5.3.3-suhosin-0.9.10-2.patch,v 1.1 2010-08-22 18:31:04 niro Exp $ */
2350 +
2351 +#include "zend.h"
2352 +#include "zend_alloc.h"
2353 +#include "zend_globals.h"
2354 +#include "zend_operators.h"
2355 +
2356 +#ifdef HAVE_SIGNAL_H
2357 +# include <signal.h>
2358 +#endif
2359 +#ifdef HAVE_UNISTD_H
2360 +# include <unistd.h>
2361 +#endif
2362 +
2363 +#if SUHOSIN_PATCH
2364 +#include "suhosin_patch.h"
2365 +#endif
2366 +
2367 +#ifdef ZEND_WIN32
2368 +# include <wincrypt.h>
2369 +# include <process.h>
2370 +#endif
2371 +
2372 +#ifndef ZEND_MM_HEAP_PROTECTION
2373 +# define ZEND_MM_HEAP_PROTECTION ZEND_DEBUG
2374 +#endif
2375 +
2376 +#ifndef ZEND_MM_SAFE_UNLINKING
2377 +# define ZEND_MM_SAFE_UNLINKING 1
2378 +#endif
2379 +
2380 +#ifndef ZEND_MM_COOKIES
2381 +# define ZEND_MM_COOKIES ZEND_DEBUG
2382 +#endif
2383 +
2384 +#ifdef _WIN64
2385 +# define PTR_FMT "0x%0.16I64x"
2386 +/*
2387 +#elif sizeof(long) == 8
2388 +# define PTR_FMT "0x%0.16lx"
2389 +*/
2390 +#else
2391 +# define PTR_FMT "0x%0.8lx"
2392 +#endif
2393 +
2394 +#define SUHOSIN_MM_WITH_CANARY_PROTECTION 1
2395 +
2396 +#if (defined (__GNUC__) && __GNUC__ > 2 ) && !defined(__INTEL_COMPILER) && !defined(DARWIN) && !defined(__hpux) && !defined(_AIX)
2397 +static void zend_mm_panic(const char *message) __attribute__ ((noreturn));
2398 +#endif
2399 +
2400 +static void zend_mm_panic(const char *message)
2401 +{
2402 + fprintf(stderr, "%s\n", message);
2403 +/* See http://support.microsoft.com/kb/190351 */
2404 +#ifdef PHP_WIN32
2405 + fflush(stderr);
2406 +#endif
2407 +#if ZEND_DEBUG && defined(HAVE_KILL) && defined(HAVE_GETPID)
2408 + kill(getpid(), SIGSEGV);
2409 +#endif
2410 + exit(1);
2411 +}
2412 +
2413 +/*******************/
2414 +/* Storage Manager */
2415 +/*******************/
2416 +
2417 +#ifdef ZEND_WIN32
2418 +# define HAVE_MEM_WIN32 /* use VirtualAlloc() to allocate memory */
2419 +#endif
2420 +#define HAVE_MEM_MALLOC /* use malloc() to allocate segments */
2421 +
2422 +#include <sys/types.h>
2423 +#include <sys/stat.h>
2424 +#if HAVE_LIMITS_H
2425 +#include <limits.h>
2426 +#endif
2427 +#include <fcntl.h>
2428 +#include <errno.h>
2429 +
2430 +#if defined(HAVE_MEM_MMAP_ANON) || defined(HAVE_MEM_MMAP_ZERO)
2431 +# ifdef HAVE_MREMAP
2432 +# ifndef _GNU_SOURCE
2433 +# define _GNU_SOURCE
2434 +# endif
2435 +# ifndef __USE_GNU
2436 +# define __USE_GNU
2437 +# endif
2438 +# endif
2439 +# include <sys/mman.h>
2440 +# ifndef MAP_ANON
2441 +# ifdef MAP_ANONYMOUS
2442 +# define MAP_ANON MAP_ANONYMOUS
2443 +# endif
2444 +# endif
2445 +# ifndef MREMAP_MAYMOVE
2446 +# define MREMAP_MAYMOVE 0
2447 +# endif
2448 +# ifndef MAP_FAILED
2449 +# define MAP_FAILED ((void*)-1)
2450 +# endif
2451 +#endif
2452 +
2453 +static zend_intptr_t SUHOSIN_POINTER_GUARD = 0;
2454 +
2455 +static zend_mm_storage* zend_mm_mem_dummy_init(void *params)
2456 +{
2457 + return malloc(sizeof(zend_mm_storage));
2458 +}
2459 +
2460 +static void zend_mm_mem_dummy_dtor(zend_mm_storage *storage)
2461 +{
2462 + free(storage);
2463 +}
2464 +
2465 +static void zend_mm_mem_dummy_compact(zend_mm_storage *storage)
2466 +{
2467 +}
2468 +
2469 +#if defined(HAVE_MEM_MMAP_ANON) || defined(HAVE_MEM_MMAP_ZERO)
2470 +
2471 +static zend_mm_segment* zend_mm_mem_mmap_realloc(zend_mm_storage *storage, zend_mm_segment* segment, size_t size)
2472 +{
2473 + zend_mm_segment *ret;
2474 +#ifdef HAVE_MREMAP
2475 +#if defined(__NetBSD__)
2476 + /* NetBSD 5 supports mremap but takes an extra newp argument */
2477 + ret = (zend_mm_segment*)mremap(segment, segment->size, segment, size, MREMAP_MAYMOVE);
2478 +#else
2479 + ret = (zend_mm_segment*)mremap(segment, segment->size, size, MREMAP_MAYMOVE);
2480 +#endif
2481 + if (ret == MAP_FAILED) {
2482 +#endif
2483 + ret = storage->handlers->_alloc(storage, size);
2484 + if (ret) {
2485 + memcpy(ret, segment, size > segment->size ? segment->size : size);
2486 + storage->handlers->_free(storage, segment);
2487 + }
2488 +#ifdef HAVE_MREMAP
2489 + }
2490 +#endif
2491 + return ret;
2492 +}
2493 +
2494 +static void zend_mm_mem_mmap_free(zend_mm_storage *storage, zend_mm_segment* segment)
2495 +{
2496 + munmap((void*)segment, segment->size);
2497 +}
2498 +
2499 +#endif
2500 +
2501 +#ifdef HAVE_MEM_MMAP_ANON
2502 +
2503 +static zend_mm_segment* zend_mm_mem_mmap_anon_alloc(zend_mm_storage *storage, size_t size)
2504 +{
2505 + zend_mm_segment *ret = (zend_mm_segment*)mmap(NULL, size, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANON, -1, 0);
2506 + if (ret == MAP_FAILED) {
2507 + ret = NULL;
2508 + }
2509 + return ret;
2510 +}
2511 +
2512 +# define ZEND_MM_MEM_MMAP_ANON_DSC {"mmap_anon", zend_mm_mem_dummy_init, zend_mm_mem_dummy_dtor, zend_mm_mem_dummy_compact, zend_mm_mem_mmap_anon_alloc, zend_mm_mem_mmap_realloc, zend_mm_mem_mmap_free}
2513 +
2514 +#endif
2515 +
2516 +#ifdef HAVE_MEM_MMAP_ZERO
2517 +
2518 +static int zend_mm_dev_zero_fd = -1;
2519 +
2520 +static zend_mm_storage* zend_mm_mem_mmap_zero_init(void *params)
2521 +{
2522 + if (zend_mm_dev_zero_fd != -1) {
2523 + zend_mm_dev_zero_fd = open("/dev/zero", O_RDWR, S_IRUSR | S_IWUSR);
2524 + }
2525 + if (zend_mm_dev_zero_fd >= 0) {
2526 + return malloc(sizeof(zend_mm_storage));
2527 + } else {
2528 + return NULL;
2529 + }
2530 +}
2531 +
2532 +static void zend_mm_mem_mmap_zero_dtor(zend_mm_storage *storage)
2533 +{
2534 + close(zend_mm_dev_zero_fd);
2535 + free(storage);
2536 +}
2537 +
2538 +static zend_mm_segment* zend_mm_mem_mmap_zero_alloc(zend_mm_storage *storage, size_t size)
2539 +{
2540 + zend_mm_segment *ret = (zend_mm_segment*)mmap(NULL, size, PROT_READ | PROT_WRITE, MAP_PRIVATE, zend_mm_dev_zero_fd, 0);
2541 + if (ret == MAP_FAILED) {
2542 + ret = NULL;
2543 + }
2544 + return ret;
2545 +}
2546 +
2547 +# define ZEND_MM_MEM_MMAP_ZERO_DSC {"mmap_zero", zend_mm_mem_mmap_zero_init, zend_mm_mem_mmap_zero_dtor, zend_mm_mem_dummy_compact, zend_mm_mem_mmap_zero_alloc, zend_mm_mem_mmap_realloc, zend_mm_mem_mmap_free}
2548 +
2549 +#endif
2550 +
2551 +#ifdef HAVE_MEM_WIN32
2552 +
2553 +static zend_mm_storage* zend_mm_mem_win32_init(void *params)
2554 +{
2555 + HANDLE heap = HeapCreate(HEAP_NO_SERIALIZE, 0, 0);
2556 + zend_mm_storage* storage;
2557 +
2558 + if (heap == NULL) {
2559 + return NULL;
2560 + }
2561 + storage = (zend_mm_storage*)malloc(sizeof(zend_mm_storage));
2562 + storage->data = (void*) heap;
2563 + return storage;
2564 +}
2565 +
2566 +static void zend_mm_mem_win32_dtor(zend_mm_storage *storage)
2567 +{
2568 + HeapDestroy((HANDLE)storage->data);
2569 + free(storage);
2570 +}
2571 +
2572 +static void zend_mm_mem_win32_compact(zend_mm_storage *storage)
2573 +{
2574 + HeapDestroy((HANDLE)storage->data);
2575 + storage->data = (void*)HeapCreate(HEAP_NO_SERIALIZE, 0, 0);
2576 +}
2577 +
2578 +static zend_mm_segment* zend_mm_mem_win32_alloc(zend_mm_storage *storage, size_t size)
2579 +{
2580 + return (zend_mm_segment*) HeapAlloc((HANDLE)storage->data, HEAP_NO_SERIALIZE, size);
2581 +}
2582 +
2583 +static void zend_mm_mem_win32_free(zend_mm_storage *storage, zend_mm_segment* segment)
2584 +{
2585 + HeapFree((HANDLE)storage->data, HEAP_NO_SERIALIZE, segment);
2586 +}
2587 +
2588 +static zend_mm_segment* zend_mm_mem_win32_realloc(zend_mm_storage *storage, zend_mm_segment* segment, size_t size)
2589 +{
2590 + return (zend_mm_segment*) HeapReAlloc((HANDLE)storage->data, HEAP_NO_SERIALIZE, segment, size);
2591 +}
2592 +
2593 +# define ZEND_MM_MEM_WIN32_DSC {"win32", zend_mm_mem_win32_init, zend_mm_mem_win32_dtor, zend_mm_mem_win32_compact, zend_mm_mem_win32_alloc, zend_mm_mem_win32_realloc, zend_mm_mem_win32_free}
2594 +
2595 +#endif
2596 +
2597 +#ifdef HAVE_MEM_MALLOC
2598 +
2599 +static zend_mm_segment* zend_mm_mem_malloc_alloc(zend_mm_storage *storage, size_t size)
2600 +{
2601 + return (zend_mm_segment*)malloc(size);
2602 +}
2603 +
2604 +static zend_mm_segment* zend_mm_mem_malloc_realloc(zend_mm_storage *storage, zend_mm_segment *ptr, size_t size)
2605 +{
2606 + return (zend_mm_segment*)realloc(ptr, size);
2607 +}
2608 +
2609 +static void zend_mm_mem_malloc_free(zend_mm_storage *storage, zend_mm_segment *ptr)
2610 +{
2611 + free(ptr);
2612 +}
2613 +
2614 +# define ZEND_MM_MEM_MALLOC_DSC {"malloc", zend_mm_mem_dummy_init, zend_mm_mem_dummy_dtor, zend_mm_mem_dummy_compact, zend_mm_mem_malloc_alloc, zend_mm_mem_malloc_realloc, zend_mm_mem_malloc_free}
2615 +
2616 +#endif
2617 +
2618 +static const zend_mm_mem_handlers mem_handlers[] = {
2619 +#ifdef HAVE_MEM_WIN32
2620 + ZEND_MM_MEM_WIN32_DSC,
2621 +#endif
2622 +#ifdef HAVE_MEM_MALLOC
2623 + ZEND_MM_MEM_MALLOC_DSC,
2624 +#endif
2625 +#ifdef HAVE_MEM_MMAP_ANON
2626 + ZEND_MM_MEM_MMAP_ANON_DSC,
2627 +#endif
2628 +#ifdef HAVE_MEM_MMAP_ZERO
2629 + ZEND_MM_MEM_MMAP_ZERO_DSC,
2630 +#endif
2631 + {NULL, NULL, NULL, NULL, NULL, NULL}
2632 +};
2633 +
2634 +# define ZEND_MM_STORAGE_DTOR() heap->storage->handlers->dtor(heap->storage)
2635 +# define ZEND_MM_STORAGE_ALLOC(size) heap->storage->handlers->_alloc(heap->storage, size)
2636 +# define ZEND_MM_STORAGE_REALLOC(ptr, size) heap->storage->handlers->_realloc(heap->storage, ptr, size)
2637 +# define ZEND_MM_STORAGE_FREE(ptr) heap->storage->handlers->_free(heap->storage, ptr)
2638 +
2639 +/****************/
2640 +/* Heap Manager */
2641 +/****************/
2642 +
2643 +#define MEM_BLOCK_VALID 0x7312F8DC
2644 +#define MEM_BLOCK_FREED 0x99954317
2645 +#define MEM_BLOCK_CACHED 0xFB8277DC
2646 +#define MEM_BLOCK_GUARD 0x2A8FCC84
2647 +#define MEM_BLOCK_LEAK 0x6C5E8F2D
2648 +
2649 +#if SUHOSIN_MM_WITH_CANARY_PROTECTION
2650 +# define CANARY_SIZE sizeof(size_t)
2651 +#else
2652 +# define CANARY_SIZE 0
2653 +#endif
2654 +
2655 +/* mm block type */
2656 +typedef struct _zend_mm_block_info_canary {
2657 +#if ZEND_MM_COOKIES
2658 + size_t _cookie;
2659 +#endif
2660 +#if SUHOSIN_MM_WITH_CANARY_PROTECTION
2661 + size_t canary_1;
2662 +#endif
2663 + size_t _size;
2664 + size_t _prev;
2665 +#if SUHOSIN_PATCH
2666 + size_t size;
2667 +#if SUHOSIN_MM_WITH_CANARY_PROTECTION
2668 + size_t canary_2;
2669 +#endif
2670 +#endif
2671 +} zend_mm_block_info_canary;
2672 +
2673 +#if ZEND_DEBUG
2674 +
2675 +typedef struct _zend_mm_debug_info_canary {
2676 + char *filename;
2677 + uint lineno;
2678 + char *orig_filename;
2679 + uint orig_lineno;
2680 + size_t size;
2681 +#if ZEND_MM_HEAP_PROTECTION
2682 + unsigned int start_magic;
2683 +#endif
2684 +} zend_mm_debug_info_canary;
2685 +
2686 +#elif ZEND_MM_HEAP_PROTECTION
2687 +
2688 +typedef struct _zend_mm_debug_info_canary {
2689 + size_t size;
2690 + unsigned int start_magic;
2691 +} zend_mm_debug_info_canary;
2692 +
2693 +#endif
2694 +
2695 +typedef struct _zend_mm_block_canary {
2696 + zend_mm_block_info_canary info;
2697 +#if ZEND_DEBUG
2698 + unsigned int magic;
2699 +# ifdef ZTS
2700 + THREAD_T thread_id;
2701 +# endif
2702 + zend_mm_debug_info_canary debug;
2703 +#elif ZEND_MM_HEAP_PROTECTION
2704 + zend_mm_debug_info_canary debug;
2705 +#endif
2706 +} zend_mm_block_canary;
2707 +
2708 +typedef struct _zend_mm_small_free_block_canary {
2709 + zend_mm_block_info_canary info;
2710 +#if ZEND_DEBUG
2711 + unsigned int magic;
2712 +# ifdef ZTS
2713 + THREAD_T thread_id;
2714 +# endif
2715 +#endif
2716 + struct _zend_mm_free_block_canary *prev_free_block;
2717 + struct _zend_mm_free_block_canary *next_free_block;
2718 +} zend_mm_small_free_block_canary;
2719 +
2720 +typedef struct _zend_mm_free_block_canary {
2721 + zend_mm_block_info_canary info;
2722 +#if ZEND_DEBUG
2723 + unsigned int magic;
2724 +# ifdef ZTS
2725 + THREAD_T thread_id;
2726 +# endif
2727 +#endif
2728 + struct _zend_mm_free_block_canary *prev_free_block;
2729 + struct _zend_mm_free_block_canary *next_free_block;
2730 +
2731 + struct _zend_mm_free_block_canary **parent;
2732 + struct _zend_mm_free_block_canary *child[2];
2733 +} zend_mm_free_block_canary;
2734 +
2735 +#define ZEND_MM_NUM_BUCKETS (sizeof(size_t) << 3)
2736 +
2737 +#define ZEND_MM_CACHE 1
2738 +#define ZEND_MM_CACHE_SIZE (ZEND_MM_NUM_BUCKETS * 4 * 1024)
2739 +
2740 +#ifndef ZEND_MM_CACHE_STAT
2741 +# define ZEND_MM_CACHE_STAT 0
2742 +#endif
2743 +
2744 +typedef struct _zend_mm_heap_canary {
2745 + int use_zend_alloc;
2746 + void *(*_malloc)(size_t);
2747 + void (*_free)(void*);
2748 + void *(*_realloc)(void*, size_t);
2749 + size_t free_bitmap;
2750 + size_t large_free_bitmap;
2751 + size_t block_size;
2752 + size_t compact_size;
2753 + zend_mm_segment *segments_list;
2754 + zend_mm_storage *storage;
2755 + size_t real_size;
2756 + size_t real_peak;
2757 + size_t limit;
2758 + size_t size;
2759 + size_t peak;
2760 + size_t reserve_size;
2761 + void *reserve;
2762 + int overflow;
2763 + int internal;
2764 +#if ZEND_MM_CACHE
2765 + unsigned int cached;
2766 + zend_mm_free_block_canary *cache[ZEND_MM_NUM_BUCKETS];
2767 +#endif
2768 + zend_mm_free_block_canary *free_buckets[ZEND_MM_NUM_BUCKETS*2];
2769 + zend_mm_free_block_canary *large_free_buckets[ZEND_MM_NUM_BUCKETS];
2770 + zend_mm_free_block_canary *rest_buckets[2];
2771 +#if ZEND_MM_CACHE_STAT
2772 + struct {
2773 + int count;
2774 + int max_count;
2775 + int hit;
2776 + int miss;
2777 + } cache_stat[ZEND_MM_NUM_BUCKETS+1];
2778 +#endif
2779 +#if SUHOSIN_PATCH
2780 + size_t canary_1,canary_2,canary_3;
2781 +#endif
2782 +};
2783 +
2784 +#define ZEND_MM_SMALL_FREE_BUCKET(heap, index) \
2785 + (zend_mm_free_block_canary*) ((char*)&heap->free_buckets[index * 2] + \
2786 + sizeof(zend_mm_free_block_canary*) * 2 - \
2787 + sizeof(zend_mm_small_free_block_canary))
2788 +
2789 +#define ZEND_MM_REST_BUCKET(heap) \
2790 + (zend_mm_free_block_canary*)((char*)&heap->rest_buckets[0] + \
2791 + sizeof(zend_mm_free_block_canary*) * 2 - \
2792 + sizeof(zend_mm_small_free_block_canary))
2793 +
2794 +#if ZEND_MM_COOKIES
2795 +
2796 +static unsigned int _zend_mm_cookie = 0;
2797 +
2798 +# define ZEND_MM_COOKIE(block) \
2799 + (((size_t)(block)) ^ _zend_mm_cookie)
2800 +# define ZEND_MM_SET_COOKIE(block) \
2801 + (block)->info._cookie = ZEND_MM_COOKIE(block)
2802 +# define ZEND_MM_CHECK_COOKIE(block) \
2803 + if (UNEXPECTED((block)->info._cookie != ZEND_MM_COOKIE(block))) { \
2804 + zend_mm_panic("zend_mm_heap corrupted"); \
2805 + }
2806 +#else
2807 +# define ZEND_MM_SET_COOKIE(block)
2808 +# define ZEND_MM_CHECK_COOKIE(block)
2809 +#endif
2810 +
2811 +/* Default memory segment size */
2812 +#define ZEND_MM_SEG_SIZE (256 * 1024)
2813 +
2814 +/* Reserved space for error reporting in case of memory overflow */
2815 +#define ZEND_MM_RESERVE_SIZE (8*1024)
2816 +
2817 +#ifdef _WIN64
2818 +# define ZEND_MM_LONG_CONST(x) (x##i64)
2819 +#else
2820 +# define ZEND_MM_LONG_CONST(x) (x##L)
2821 +#endif
2822 +
2823 +#define ZEND_MM_TYPE_MASK ZEND_MM_LONG_CONST(0x3)
2824 +
2825 +#define ZEND_MM_FREE_BLOCK ZEND_MM_LONG_CONST(0x0)
2826 +#define ZEND_MM_USED_BLOCK ZEND_MM_LONG_CONST(0x1)
2827 +#define ZEND_MM_GUARD_BLOCK ZEND_MM_LONG_CONST(0x3)
2828 +
2829 +#define ZEND_MM_BLOCK(b, type, size) do { \
2830 + size_t _size = (size); \
2831 + (b)->info._size = (type) | _size; \
2832 + ZEND_MM_BLOCK_AT(b, _size)->info._prev = (type) | _size; \
2833 + ZEND_MM_SET_COOKIE(b); \
2834 + } while (0);
2835 +#define ZEND_MM_LAST_BLOCK(b) do { \
2836 + (b)->info._size = ZEND_MM_GUARD_BLOCK | ZEND_MM_ALIGNED_HEADER_SIZE; \
2837 + ZEND_MM_SET_MAGIC(b, MEM_BLOCK_GUARD); \
2838 + } while (0);
2839 +#define ZEND_MM_BLOCK_SIZE(b) ((b)->info._size & ~ZEND_MM_TYPE_MASK)
2840 +#define ZEND_MM_IS_FREE_BLOCK(b) (!((b)->info._size & ZEND_MM_USED_BLOCK))
2841 +#define ZEND_MM_IS_USED_BLOCK(b) ((b)->info._size & ZEND_MM_USED_BLOCK)
2842 +#define ZEND_MM_IS_GUARD_BLOCK(b) (((b)->info._size & ZEND_MM_TYPE_MASK) == ZEND_MM_GUARD_BLOCK)
2843 +
2844 +#define ZEND_MM_NEXT_BLOCK(b) ZEND_MM_BLOCK_AT(b, ZEND_MM_BLOCK_SIZE(b))
2845 +#define ZEND_MM_PREV_BLOCK(b) ZEND_MM_BLOCK_AT(b, -(int)((b)->info._prev & ~ZEND_MM_TYPE_MASK))
2846 +
2847 +#define ZEND_MM_PREV_BLOCK_IS_FREE(b) (!((b)->info._prev & ZEND_MM_USED_BLOCK))
2848 +
2849 +#define ZEND_MM_MARK_FIRST_BLOCK(b) ((b)->info._prev = ZEND_MM_GUARD_BLOCK)
2850 +#define ZEND_MM_IS_FIRST_BLOCK(b) ((b)->info._prev == ZEND_MM_GUARD_BLOCK)
2851 +
2852 +/* optimized access */
2853 +#define ZEND_MM_FREE_BLOCK_SIZE(b) (b)->info._size
2854 +
2855 +#ifndef ZEND_MM_ALIGNMENT
2856 +# define ZEND_MM_ALIGNMENT 8
2857 +# define ZEND_MM_ALIGNMENT_LOG2 3
2858 +#elif ZEND_MM_ALIGNMENT < 4
2859 +# undef ZEND_MM_ALIGNMENT
2860 +# undef ZEND_MM_ALIGNMENT_LOG2
2861 +# define ZEND_MM_ALIGNMENT 4
2862 +# define ZEND_MM_ALIGNMENT_LOG2 2
2863 +#endif
2864 +
2865 +#define ZEND_MM_ALIGNMENT_MASK ~(ZEND_MM_ALIGNMENT-1)
2866 +
2867 +/* Aligned header size */
2868 +#define ZEND_MM_ALIGNED_SIZE(size) ((size + ZEND_MM_ALIGNMENT - 1) & ZEND_MM_ALIGNMENT_MASK)
2869 +#define ZEND_MM_ALIGNED_HEADER_SIZE ZEND_MM_ALIGNED_SIZE(sizeof(zend_mm_block_canary))
2870 +#define ZEND_MM_ALIGNED_FREE_HEADER_SIZE ZEND_MM_ALIGNED_SIZE(sizeof(zend_mm_small_free_block_canary))
2871 +#define ZEND_MM_MIN_ALLOC_BLOCK_SIZE ZEND_MM_ALIGNED_SIZE(ZEND_MM_ALIGNED_HEADER_SIZE + END_MAGIC_SIZE + CANARY_SIZE)
2872 +#define ZEND_MM_ALIGNED_MIN_HEADER_SIZE (ZEND_MM_MIN_ALLOC_BLOCK_SIZE>ZEND_MM_ALIGNED_FREE_HEADER_SIZE?ZEND_MM_MIN_ALLOC_BLOCK_SIZE:ZEND_MM_ALIGNED_FREE_HEADER_SIZE)
2873 +#define ZEND_MM_ALIGNED_SEGMENT_SIZE ZEND_MM_ALIGNED_SIZE(sizeof(zend_mm_segment))
2874 +
2875 +#define ZEND_MM_MIN_SIZE ((ZEND_MM_ALIGNED_MIN_HEADER_SIZE>(ZEND_MM_ALIGNED_HEADER_SIZE+END_MAGIC_SIZE+CANARY_SIZE))?(ZEND_MM_ALIGNED_MIN_HEADER_SIZE-(ZEND_MM_ALIGNED_HEADER_SIZE+END_MAGIC_SIZE+CANARY_SIZE)):0)
2876 +
2877 +#define ZEND_MM_MAX_SMALL_SIZE ((ZEND_MM_NUM_BUCKETS<<ZEND_MM_ALIGNMENT_LOG2)+ZEND_MM_ALIGNED_MIN_HEADER_SIZE)
2878 +
2879 +#define ZEND_MM_TRUE_SIZE(size) ((size<ZEND_MM_MIN_SIZE)?(ZEND_MM_ALIGNED_MIN_HEADER_SIZE):(ZEND_MM_ALIGNED_SIZE(size+ZEND_MM_ALIGNED_HEADER_SIZE+END_MAGIC_SIZE+CANARY_SIZE)))
2880 +
2881 +#define ZEND_MM_BUCKET_INDEX(true_size) ((true_size>>ZEND_MM_ALIGNMENT_LOG2)-(ZEND_MM_ALIGNED_MIN_HEADER_SIZE>>ZEND_MM_ALIGNMENT_LOG2))
2882 +
2883 +#define ZEND_MM_SMALL_SIZE(true_size) (true_size < ZEND_MM_MAX_SMALL_SIZE)
2884 +
2885 +/* Memory calculations */
2886 +#define ZEND_MM_BLOCK_AT(blk, offset) ((zend_mm_block_canary *) (((char *) (blk))+(offset)))
2887 +#define ZEND_MM_DATA_OF(p) ((void *) (((char *) (p))+ZEND_MM_ALIGNED_HEADER_SIZE))
2888 +#define ZEND_MM_HEADER_OF(blk) ZEND_MM_BLOCK_AT(blk, -(int)ZEND_MM_ALIGNED_HEADER_SIZE)
2889 +
2890 +/* Debug output */
2891 +#if ZEND_DEBUG
2892 +
2893 +# ifdef ZTS
2894 +# define ZEND_MM_SET_THREAD_ID(block) \
2895 + ((zend_mm_block_canary*)(block))->thread_id = tsrm_thread_id()
2896 +# define ZEND_MM_BAD_THREAD_ID(block) ((block)->thread_id != tsrm_thread_id())
2897 +# else
2898 +# define ZEND_MM_SET_THREAD_ID(block)
2899 +# define ZEND_MM_BAD_THREAD_ID(block) 0
2900 +# endif
2901 +
2902 +# define ZEND_MM_VALID_PTR(block) \
2903 + zend_mm_check_ptr(heap, block, 1 ZEND_FILE_LINE_RELAY_CC ZEND_FILE_LINE_ORIG_RELAY_CC)
2904 +
2905 +# define ZEND_MM_SET_MAGIC(block, val) do { \
2906 + (block)->magic = (val); \
2907 + } while (0)
2908 +
2909 +# define ZEND_MM_CHECK_MAGIC(block, val) do { \
2910 + if ((block)->magic != (val)) { \
2911 + zend_mm_panic("zend_mm_heap corrupted"); \
2912 + } \
2913 + } while (0)
2914 +
2915 +# define ZEND_MM_SET_DEBUG_INFO(block, __size, set_valid, set_thread) do { \
2916 + ((zend_mm_block_canary*)(block))->debug.filename = __zend_filename; \
2917 + ((zend_mm_block_canary*)(block))->debug.lineno = __zend_lineno; \
2918 + ((zend_mm_block_canary*)(block))->debug.orig_filename = __zend_orig_filename; \
2919 + ((zend_mm_block_canary*)(block))->debug.orig_lineno = __zend_orig_lineno; \
2920 + ZEND_MM_SET_BLOCK_SIZE(block, __size); \
2921 + if (set_valid) { \
2922 + ZEND_MM_SET_MAGIC(block, MEM_BLOCK_VALID); \
2923 + } \
2924 + if (set_thread) { \
2925 + ZEND_MM_SET_THREAD_ID(block); \
2926 + } \
2927 + } while (0)
2928 +
2929 +#else
2930 +
2931 +# define ZEND_MM_VALID_PTR(ptr) EXPECTED(ptr != NULL)
2932 +
2933 +# define ZEND_MM_SET_MAGIC(block, val)
2934 +
2935 +# define ZEND_MM_CHECK_MAGIC(block, val)
2936 +
2937 +# define ZEND_MM_SET_DEBUG_INFO(block, __size, set_valid, set_thread) ZEND_MM_SET_BLOCK_SIZE(block, __size)
2938 +
2939 +#endif
2940 +
2941 +#if SUHOSIN_MM_WITH_CANARY_PROTECTION
2942 +
2943 +# define SUHOSIN_MM_CHECK_CANARIES(block, MFUNCTION) do { \
2944 + char *p = SUHOSIN_MM_END_CANARY_PTR(block); size_t check; \
2945 + if (((block)->info.canary_1 != heap->canary_1) || ((block)->info.canary_2 != heap->canary_2)) { \
2946 + canary_mismatch: \
2947 + zend_suhosin_log(S_MEMORY, "canary mismatch on " MFUNCTION " - heap overflow detected at %p", (block)); \
2948 + if (SUHOSIN_CONFIG(SUHOSIN_MM_IGNORE_CANARY_VIOLATION) == 0) { _exit(1); } else { (block)->info.canary_1 = heap->canary_1; (block)->info.canary_2 = heap->canary_2; }\
2949 + } \
2950 + memcpy(&check, p, CANARY_SIZE); \
2951 + if (check != heap->canary_3) { \
2952 + zend_suhosin_log(S_MEMORY, "end canary mismatch on " MFUNCTION " - heap overflow detected at %p", (block)); \
2953 + if (SUHOSIN_CONFIG(SUHOSIN_MM_IGNORE_CANARY_VIOLATION) == 0) { _exit(1); } else { memcpy(p, heap->canary_3, CANARY_SIZE); } \
2954 + } \
2955 + } while (0)
2956 +
2957 +# define SUHOSIN_MM_SET_CANARIES(block) do { \
2958 + (block)->info.canary_1 = heap->canary_1; \
2959 + (block)->info.canary_2 = heap->canary_2; \
2960 + } while (0)
2961 +
2962 +# define SUHOSIN_MM_END_CANARY_PTR(block) \
2963 + (char *)(((char*)(ZEND_MM_DATA_OF(block))) + ((zend_mm_block_canary*)(block))->info.size + END_MAGIC_SIZE)
2964 +
2965 +# define SUHOSIN_MM_SET_END_CANARY(block) do { \
2966 + char *p = SUHOSIN_MM_END_CANARY_PTR(block); \
2967 + memcpy(p, &heap->canary_3, CANARY_SIZE); \
2968 + } while (0)
2969 +
2970 +#else
2971 +
2972 +# define SUHOSIN_MM_CHECK_CANARIES(block, MFUNCTION)
2973 +# define SUHOSIN_MM_SET_CANARIES(block)
2974 +# define SUHOSIN_MM_END_CANARY_PTR(block)
2975 +# define SUHOSIN_MM_SET_END_CANARY(block)
2976 +
2977 +#endif
2978 +
2979 +
2980 +#if ZEND_MM_HEAP_PROTECTION
2981 +
2982 +# define ZEND_MM_CHECK_PROTECTION(block) \
2983 + do { \
2984 + if ((block)->debug.start_magic != _mem_block_start_magic || \
2985 + memcmp(ZEND_MM_END_MAGIC_PTR(block), &_mem_block_end_magic, END_MAGIC_SIZE) != 0) { \
2986 + zend_mm_panic("zend_mm_heap corrupted"); \
2987 + } \
2988 + } while (0)
2989 +
2990 +# define ZEND_MM_END_MAGIC_PTR(block) \
2991 + (((char*)(ZEND_MM_DATA_OF(block))) + ((zend_mm_block_canary*)(block))->debug.size)
2992 +
2993 +# define END_MAGIC_SIZE sizeof(unsigned int)
2994 +
2995 +# define ZEND_MM_SET_BLOCK_SIZE(block, __size) do { \
2996 + char *p; \
2997 + ((zend_mm_block_canary*)(block))->debug.size = (__size); \
2998 + p = ZEND_MM_END_MAGIC_PTR(block); \
2999 + ((zend_mm_block_canary*)(block))->debug.start_magic = _mem_block_start_magic; \
3000 + memcpy(p, &_mem_block_end_magic, END_MAGIC_SIZE); \
3001 + } while (0)
3002 +
3003 +static unsigned int _mem_block_start_magic = 0;
3004 +static unsigned int _mem_block_end_magic = 0;
3005 +
3006 +#else
3007 +
3008 +# if ZEND_DEBUG
3009 +# define ZEND_MM_SET_BLOCK_SIZE(block, _size) \
3010 + ((zend_mm_block_canary*)(block))->debug.size = (_size)
3011 +# else
3012 +# define ZEND_MM_SET_BLOCK_SIZE(block, _size)
3013 +# endif
3014 +
3015 +# define ZEND_MM_CHECK_PROTECTION(block)
3016 +
3017 +# define END_MAGIC_SIZE 0
3018 +
3019 +#endif
3020 +
3021 +#if ZEND_MM_SAFE_UNLINKING
3022 +# define ZEND_MM_CHECK_BLOCK_LINKAGE(block) \
3023 + if (UNEXPECTED((block)->info._size != ZEND_MM_BLOCK_AT(block, ZEND_MM_FREE_BLOCK_SIZE(block))->info._prev) || \
3024 + UNEXPECTED(!UNEXPECTED(ZEND_MM_IS_FIRST_BLOCK(block)) && \
3025 + UNEXPECTED(ZEND_MM_PREV_BLOCK(block)->info._size != (block)->info._prev))) { \
3026 + zend_mm_panic("zend_mm_heap corrupted"); \
3027 + }
3028 +#define ZEND_MM_CHECK_TREE(block) \
3029 + if (UNEXPECTED(*((block)->parent) != (block))) { \
3030 + zend_mm_panic("zend_mm_heap corrupted"); \
3031 + }
3032 +#else
3033 +# define ZEND_MM_CHECK_BLOCK_LINKAGE(block)
3034 +# define ZEND_MM_CHECK_TREE(block)
3035 +#endif
3036 +
3037 +#define ZEND_MM_LARGE_BUCKET_INDEX(S) zend_mm_high_bit(S)
3038 +
3039 +void *_zend_mm_alloc_canary_int(zend_mm_heap_canary *heap, size_t size ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC) ZEND_ATTRIBUTE_MALLOC;
3040 +void _zend_mm_free_canary_int(zend_mm_heap_canary *heap, void *p ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC);
3041 +void *_zend_mm_realloc_canary_int(zend_mm_heap_canary *heap, void *p, size_t size ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC);
3042 +
3043 +
3044 +static inline unsigned int zend_mm_high_bit(size_t _size)
3045 +{
3046 +#if defined(__GNUC__) && defined(i386)
3047 + unsigned int n;
3048 +
3049 + __asm__("bsrl %1,%0\n\t" : "=r" (n) : "rm" (_size));
3050 + return n;
3051 +#elif defined(__GNUC__) && defined(__x86_64__)
3052 + unsigned long n;
3053 +
3054 + __asm__("bsrq %1,%0\n\t" : "=r" (n) : "rm" (_size));
3055 + return (unsigned int)n;
3056 +#elif defined(_MSC_VER) && defined(_M_IX86)
3057 + __asm {
3058 + bsr eax, _size
3059 + }
3060 +#else
3061 + unsigned int n = 0;
3062 + while (_size != 0) {
3063 + _size = _size >> 1;
3064 + n++;
3065 + }
3066 + return n-1;
3067 +#endif
3068 +}
3069 +
3070 +static inline unsigned int zend_mm_low_bit(size_t _size)
3071 +{
3072 +#if defined(__GNUC__) && defined(i386)
3073 + unsigned int n;
3074 +
3075 + __asm__("bsfl %1,%0\n\t" : "=r" (n) : "rm" (_size));
3076 + return n;
3077 +#elif defined(__GNUC__) && defined(__x86_64__)
3078 + unsigned long n;
3079 +
3080 + __asm__("bsfq %1,%0\n\t" : "=r" (n) : "rm" (_size));
3081 + return (unsigned int)n;
3082 +#elif defined(_MSC_VER) && defined(_M_IX86)
3083 + __asm {
3084 + bsf eax, _size
3085 + }
3086 +#else
3087 + static const int offset[16] = {4,0,1,0,2,0,1,0,3,0,1,0,2,0,1,0};
3088 + unsigned int n;
3089 + unsigned int index = 0;
3090 +
3091 + n = offset[_size & 15];
3092 + while (n == 4) {
3093 + _size >>= 4;
3094 + index += n;
3095 + n = offset[_size & 15];
3096 + }
3097 +
3098 + return index + n;
3099 +#endif
3100 +}
3101 +
3102 +static void zend_mm_add_to_rest_list(zend_mm_heap_canary *heap, zend_mm_free_block_canary *mm_block)
3103 +{
3104 + zend_mm_free_block_canary *prev, *next;
3105 +
3106 + ZEND_MM_SET_MAGIC(mm_block, MEM_BLOCK_FREED);
3107 +
3108 + if (!ZEND_MM_SMALL_SIZE(ZEND_MM_FREE_BLOCK_SIZE(mm_block))) {
3109 + mm_block->parent = NULL;
3110 + }
3111 +
3112 + prev = SUHOSIN_MANGLE_PTR(heap->rest_buckets[0]);
3113 + next = SUHOSIN_MANGLE_PTR(prev->next_free_block);
3114 + mm_block->prev_free_block = SUHOSIN_MANGLE_PTR(prev);
3115 + mm_block->next_free_block = SUHOSIN_MANGLE_PTR(next);
3116 + prev->next_free_block = next->prev_free_block = SUHOSIN_MANGLE_PTR(mm_block);
3117 +}
3118 +
3119 +static void zend_mm_add_to_free_list(zend_mm_heap_canary *heap, zend_mm_free_block_canary *mm_block)
3120 +{
3121 + size_t size;
3122 + size_t index;
3123 +
3124 + ZEND_MM_SET_MAGIC(mm_block, MEM_BLOCK_FREED);
3125 +
3126 + size = ZEND_MM_FREE_BLOCK_SIZE(mm_block);
3127 + if (EXPECTED(!ZEND_MM_SMALL_SIZE(size))) {
3128 + zend_mm_free_block_canary **p;
3129 +
3130 + index = ZEND_MM_LARGE_BUCKET_INDEX(size);
3131 + p = &heap->large_free_buckets[index];
3132 + mm_block->child[0] = mm_block->child[1] = NULL;
3133 + if (!*p) {
3134 + *p = mm_block;
3135 + mm_block->parent = p;
3136 + mm_block->prev_free_block = mm_block->next_free_block = SUHOSIN_MANGLE_PTR(mm_block);
3137 + heap->large_free_bitmap |= (ZEND_MM_LONG_CONST(1) << index);
3138 + } else {
3139 + size_t m;
3140 +
3141 + for (m = size << (ZEND_MM_NUM_BUCKETS - index); ; m <<= 1) {
3142 + zend_mm_free_block_canary *prev = *p;
3143 +
3144 + if (ZEND_MM_FREE_BLOCK_SIZE(prev) != size) {
3145 + p = &prev->child[(m >> (ZEND_MM_NUM_BUCKETS-1)) & 1];
3146 + if (!*p) {
3147 + *p = mm_block;
3148 + mm_block->parent = p;
3149 + mm_block->prev_free_block = mm_block->next_free_block = SUHOSIN_MANGLE_PTR(mm_block);
3150 + break;
3151 + }
3152 + } else {
3153 + zend_mm_free_block_canary *next = SUHOSIN_MANGLE_PTR(prev->next_free_block);
3154 +
3155 + prev->next_free_block = next->prev_free_block = SUHOSIN_MANGLE_PTR(mm_block);
3156 + mm_block->next_free_block = SUHOSIN_MANGLE_PTR(next);
3157 + mm_block->prev_free_block = SUHOSIN_MANGLE_PTR(prev);
3158 + mm_block->parent = NULL;
3159 + break;
3160 + }
3161 + }
3162 + }
3163 + } else {
3164 + zend_mm_free_block_canary *prev, *next;
3165 +
3166 + index = ZEND_MM_BUCKET_INDEX(size);
3167 +
3168 + prev = ZEND_MM_SMALL_FREE_BUCKET(heap, index);
3169 + if (SUHOSIN_MANGLE_PTR(prev->prev_free_block) == prev) {
3170 + heap->free_bitmap |= (ZEND_MM_LONG_CONST(1) << index);
3171 + }
3172 + next = SUHOSIN_MANGLE_PTR(prev->next_free_block);
3173 +
3174 + mm_block->prev_free_block = SUHOSIN_MANGLE_PTR(prev);
3175 + mm_block->next_free_block = SUHOSIN_MANGLE_PTR(next);
3176 + prev->next_free_block = next->prev_free_block = SUHOSIN_MANGLE_PTR(mm_block);
3177 + }
3178 +}
3179 +
3180 +static void zend_mm_remove_from_free_list(zend_mm_heap_canary *heap, zend_mm_free_block_canary *mm_block)
3181 +{
3182 + zend_mm_free_block_canary *prev = SUHOSIN_MANGLE_PTR(mm_block->prev_free_block);
3183 + zend_mm_free_block_canary *next = SUHOSIN_MANGLE_PTR(mm_block->next_free_block);
3184 +
3185 + ZEND_MM_CHECK_MAGIC(mm_block, MEM_BLOCK_FREED);
3186 +
3187 + if (EXPECTED(prev == mm_block)) {
3188 + zend_mm_free_block_canary **rp, **cp;
3189 +
3190 +#if SUHOSIN_PATCH
3191 + if (next != mm_block) {
3192 + zend_suhosin_log(S_MEMORY, "zend_mm_heap corrupted at %p", mm_block);
3193 + _exit(1);
3194 + }
3195 +#endif
3196 +#if ZEND_MM_SAFE_UNLINKING
3197 + if (UNEXPECTED(next != mm_block)) {
3198 + zend_mm_panic("zend_mm_heap corrupted");
3199 + }
3200 +#endif
3201 +
3202 + rp = &mm_block->child[mm_block->child[1] != NULL];
3203 + prev = *rp;
3204 + if (EXPECTED(prev == NULL)) {
3205 + size_t index = ZEND_MM_LARGE_BUCKET_INDEX(ZEND_MM_FREE_BLOCK_SIZE(mm_block));
3206 +
3207 + ZEND_MM_CHECK_TREE(mm_block);
3208 + *mm_block->parent = NULL;
3209 + if (mm_block->parent == &heap->large_free_buckets[index]) {
3210 + heap->large_free_bitmap &= ~(ZEND_MM_LONG_CONST(1) << index);
3211 + }
3212 + } else {
3213 + while (*(cp = &(prev->child[prev->child[1] != NULL])) != NULL) {
3214 + prev = *cp;
3215 + rp = cp;
3216 + }
3217 + *rp = NULL;
3218 +
3219 +subst_block:
3220 + ZEND_MM_CHECK_TREE(mm_block);
3221 + *mm_block->parent = prev;
3222 + prev->parent = mm_block->parent;
3223 + if ((prev->child[0] = mm_block->child[0])) {
3224 + ZEND_MM_CHECK_TREE(prev->child[0]);
3225 + prev->child[0]->parent = &prev->child[0];
3226 + }
3227 + if ((prev->child[1] = mm_block->child[1])) {
3228 + ZEND_MM_CHECK_TREE(prev->child[1]);
3229 + prev->child[1]->parent = &prev->child[1];
3230 + }
3231 + }
3232 + } else {
3233 +
3234 +#if SUHOSIN_PATCH
3235 + if (SUHOSIN_MANGLE_PTR(prev->next_free_block) != mm_block || SUHOSIN_MANGLE_PTR(next->prev_free_block) != mm_block) {
3236 + zend_suhosin_log(S_MEMORY, "zend_mm_head corrupted at %p", mm_block);
3237 + _exit(1);
3238 + }
3239 +#endif
3240 +
3241 +#if ZEND_MM_SAFE_UNLINKING
3242 + if (UNEXPECTED(SUHOSIN_MANGLE_PTR(prev->next_free_block) != mm_block) || UNEXPECTED(SUHOSIN_MANGLE_PTR(next->prev_free_block) != mm_block)) {
3243 + zend_mm_panic("zend_mm_heap corrupted");
3244 + }
3245 +#endif
3246 +
3247 + prev->next_free_block = SUHOSIN_MANGLE_PTR(next);
3248 + next->prev_free_block = SUHOSIN_MANGLE_PTR(prev);
3249 +
3250 + if (EXPECTED(ZEND_MM_SMALL_SIZE(ZEND_MM_FREE_BLOCK_SIZE(mm_block)))) {
3251 + if (EXPECTED(prev == next)) {
3252 + size_t index = ZEND_MM_BUCKET_INDEX(ZEND_MM_FREE_BLOCK_SIZE(mm_block));
3253 +
3254 + if (EXPECTED(heap->free_buckets[index*2] == heap->free_buckets[index*2+1])) {
3255 + heap->free_bitmap &= ~(ZEND_MM_LONG_CONST(1) << index);
3256 + }
3257 + }
3258 + } else if (UNEXPECTED(mm_block->parent != NULL)) {
3259 + goto subst_block;
3260 + }
3261 + }
3262 +}
3263 +
3264 +static void zend_mm_init(zend_mm_heap_canary *heap)
3265 +{
3266 + zend_mm_free_block_canary* p;
3267 + int i;
3268 +
3269 + heap->free_bitmap = 0;
3270 + heap->large_free_bitmap = 0;
3271 +#if ZEND_MM_CACHE
3272 + heap->cached = 0;
3273 + memset(heap->cache, 0, sizeof(heap->cache));
3274 +#endif
3275 +#if ZEND_MM_CACHE_STAT
3276 + for (i = 0; i < ZEND_MM_NUM_BUCKETS; i++) {
3277 + heap->cache_stat[i].count = 0;
3278 + }
3279 +#endif
3280 + p = ZEND_MM_SMALL_FREE_BUCKET(heap, 0);
3281 + for (i = 0; i < ZEND_MM_NUM_BUCKETS; i++) {
3282 + p->next_free_block = SUHOSIN_MANGLE_PTR(p);
3283 + p->prev_free_block = SUHOSIN_MANGLE_PTR(p);
3284 + p = (zend_mm_free_block_canary*)((char*)p + sizeof(zend_mm_free_block_canary*) * 2);
3285 + heap->large_free_buckets[i] = NULL;
3286 + }
3287 + heap->rest_buckets[0] = heap->rest_buckets[1] = SUHOSIN_MANGLE_PTR(ZEND_MM_REST_BUCKET(heap));
3288 +#if SUHOSIN_PATCH
3289 + if (SUHOSIN_CONFIG(SUHOSIN_MM_USE_CANARY_PROTECTION)) {
3290 + zend_canary(&heap->canary_1, sizeof(heap->canary_1));
3291 + zend_canary(&heap->canary_2, sizeof(heap->canary_2));
3292 + zend_canary(&heap->canary_3, sizeof(heap->canary_3));
3293 + }
3294 +#endif
3295 +}
3296 +
3297 +static void zend_mm_del_segment(zend_mm_heap_canary *heap, zend_mm_segment *segment)
3298 +{
3299 + zend_mm_segment **p = &heap->segments_list;
3300 +
3301 + while (*p != segment) {
3302 + p = &(*p)->next_segment;
3303 + }
3304 + *p = segment->next_segment;
3305 + heap->real_size -= segment->size;
3306 + ZEND_MM_STORAGE_FREE(segment);
3307 +}
3308 +
3309 +#if ZEND_MM_CACHE
3310 +static void zend_mm_free_cache(zend_mm_heap_canary *heap)
3311 +{
3312 + int i;
3313 +
3314 + for (i = 0; i < ZEND_MM_NUM_BUCKETS; i++) {
3315 + /* SUHOSIN_MANGLE_PTR should NOT affect NULL pointers */
3316 + if (heap->cache[i]) {
3317 + zend_mm_free_block_canary *mm_block = SUHOSIN_MANGLE_PTR(heap->cache[i]);
3318 +
3319 + while (mm_block) {
3320 + size_t size = ZEND_MM_BLOCK_SIZE(mm_block);
3321 + zend_mm_free_block_canary *q = SUHOSIN_MANGLE_PTR(mm_block->prev_free_block);
3322 + zend_mm_block_canary *next_block = ZEND_MM_NEXT_BLOCK(mm_block);
3323 +
3324 + heap->cached -= size;
3325 +
3326 + if (ZEND_MM_PREV_BLOCK_IS_FREE(mm_block)) {
3327 + mm_block = (zend_mm_free_block_canary*)ZEND_MM_PREV_BLOCK(mm_block);
3328 + size += ZEND_MM_FREE_BLOCK_SIZE(mm_block);
3329 + zend_mm_remove_from_free_list(heap, (zend_mm_free_block_canary *) mm_block);
3330 + }
3331 + if (ZEND_MM_IS_FREE_BLOCK(next_block)) {
3332 + size += ZEND_MM_FREE_BLOCK_SIZE(next_block);
3333 + zend_mm_remove_from_free_list(heap, (zend_mm_free_block_canary *) next_block);
3334 + }
3335 + ZEND_MM_BLOCK(mm_block, ZEND_MM_FREE_BLOCK, size);
3336 +
3337 + if (ZEND_MM_IS_FIRST_BLOCK(mm_block) &&
3338 + ZEND_MM_IS_GUARD_BLOCK(ZEND_MM_NEXT_BLOCK(mm_block))) {
3339 + zend_mm_del_segment(heap, (zend_mm_segment *) ((char *)mm_block - ZEND_MM_ALIGNED_SEGMENT_SIZE));
3340 + } else {
3341 + zend_mm_add_to_free_list(heap, (zend_mm_free_block_canary *) mm_block);
3342 + }
3343 +
3344 + mm_block = q;
3345 + }
3346 + heap->cache[i] = NULL;
3347 +#if ZEND_MM_CACHE_STAT
3348 + heap->cache_stat[i].count = 0;
3349 +#endif
3350 + }
3351 + }
3352 +}
3353 +#endif
3354 +
3355 +#if ZEND_MM_HEAP_PROTECTION || ZEND_MM_COOKIES
3356 +static void zend_mm_random(unsigned char *buf, size_t size) /* {{{ */
3357 +{
3358 + size_t i = 0;
3359 + unsigned char t;
3360 +
3361 +#ifdef ZEND_WIN32
3362 + HCRYPTPROV hCryptProv;
3363 + int has_context = 0;
3364 +
3365 + if (!CryptAcquireContext(&hCryptProv, NULL, NULL, PROV_RSA_FULL, 0)) {
3366 + /* Could mean that the key container does not exist, let try
3367 + again by asking for a new one */
3368 + if (GetLastError() == NTE_BAD_KEYSET) {
3369 + if (CryptAcquireContext(&hCryptProv, NULL, NULL, PROV_RSA_FULL, CRYPT_NEWKEYSET)) {
3370 + has_context = 1;
3371 + }
3372 + }
3373 + } else {
3374 + has_context = 1;
3375 + }
3376 + if (has_context) {
3377 + do {
3378 + BOOL ret = CryptGenRandom(hCryptProv, size, buf);
3379 + CryptReleaseContext(hCryptProv, 0);
3380 + if (ret) {
3381 + while (i < size && buf[i] != 0) {
3382 + i++;
3383 + }
3384 + if (i == size) {
3385 + return;
3386 + }
3387 + }
3388 + } while (0);
3389 + }
3390 +#elif defined(HAVE_DEV_URANDOM)
3391 + int fd = open("/dev/urandom", 0);
3392 +
3393 + if (fd >= 0) {
3394 + if (read(fd, buf, size) == size) {
3395 + while (i < size && buf[i] != 0) {
3396 + i++;
3397 + }
3398 + if (i == size) {
3399 + close(fd);
3400 + return;
3401 + }
3402 + }
3403 + close(fd);
3404 + }
3405 +#endif
3406 + t = (unsigned char)getpid();
3407 + while (i < size) {
3408 + do {
3409 + buf[i] = ((unsigned char)rand()) ^ t;
3410 + } while (buf[i] == 0);
3411 + t = buf[i++] << 1;
3412 + }
3413 +}
3414 +/* }}} */
3415 +#endif
3416 +
3417 +
3418 +/* Notes:
3419 + * - This function may alter the block_sizes values to match platform alignment
3420 + * - This function does *not* perform sanity checks on the arguments
3421 + */
3422 +zend_mm_heap_canary *__zend_mm_startup_canary_ex(const zend_mm_mem_handlers *handlers, size_t block_size, size_t reserve_size, int internal, void *params)
3423 +{
3424 + zend_mm_storage *storage;
3425 + zend_mm_heap_canary *heap;
3426 + zend_mm_free_block_canary *tmp;
3427 +
3428 +#if 0
3429 + int i;
3430 +
3431 + printf("ZEND_MM_ALIGNMENT=%d\n", ZEND_MM_ALIGNMENT);
3432 + printf("ZEND_MM_ALIGNMENT_LOG2=%d\n", ZEND_MM_ALIGNMENT_LOG2);
3433 + printf("ZEND_MM_MIN_SIZE=%d\n", ZEND_MM_MIN_SIZE);
3434 + printf("ZEND_MM_MAX_SMALL_SIZE=%d\n", ZEND_MM_MAX_SMALL_SIZE);
3435 + printf("ZEND_MM_ALIGNED_HEADER_SIZE=%d\n", ZEND_MM_ALIGNED_HEADER_SIZE);
3436 + printf("ZEND_MM_ALIGNED_FREE_HEADER_SIZE=%d\n", ZEND_MM_ALIGNED_FREE_HEADER_SIZE);
3437 + printf("ZEND_MM_MIN_ALLOC_BLOCK_SIZE=%d\n", ZEND_MM_MIN_ALLOC_BLOCK_SIZE);
3438 + printf("ZEND_MM_ALIGNED_MIN_HEADER_SIZE=%d\n", ZEND_MM_ALIGNED_MIN_HEADER_SIZE);
3439 + printf("ZEND_MM_ALIGNED_SEGMENT_SIZE=%d\n", ZEND_MM_ALIGNED_SEGMENT_SIZE);
3440 + for (i = 0; i < ZEND_MM_MAX_SMALL_SIZE; i++) {
3441 + printf("%3d%c: %3ld %d %2ld\n", i, (i == ZEND_MM_MIN_SIZE?'*':' '), (long)ZEND_MM_TRUE_SIZE(i), ZEND_MM_SMALL_SIZE(ZEND_MM_TRUE_SIZE(i)), (long)ZEND_MM_BUCKET_INDEX(ZEND_MM_TRUE_SIZE(i)));
3442 + }
3443 + exit(0);
3444 +#endif
3445 +
3446 +#if ZEND_MM_HEAP_PROTECTION
3447 + if (_mem_block_start_magic == 0) {
3448 + zend_mm_random((unsigned char*)&_mem_block_start_magic, sizeof(_mem_block_start_magic));
3449 + }
3450 + if (_mem_block_end_magic == 0) {
3451 + zend_mm_random((unsigned char*)&_mem_block_end_magic, sizeof(_mem_block_end_magic));
3452 + }
3453 +#endif
3454 +#if ZEND_MM_COOKIES
3455 + if (_zend_mm_cookie == 0) {
3456 + zend_mm_random((unsigned char*)&_zend_mm_cookie, sizeof(_zend_mm_cookie));
3457 + }
3458 +#endif
3459 +
3460 + /* get the pointer guardian and ensure low 3 bits are 1 */
3461 + if (SUHOSIN_POINTER_GUARD == 0) {
3462 + zend_canary(&SUHOSIN_POINTER_GUARD, sizeof(SUHOSIN_POINTER_GUARD));
3463 + SUHOSIN_POINTER_GUARD |= 7;
3464 + }
3465 +
3466 + if (zend_mm_low_bit(block_size) != zend_mm_high_bit(block_size)) {
3467 + fprintf(stderr, "'block_size' must be a power of two\n");
3468 +/* See http://support.microsoft.com/kb/190351 */
3469 +#ifdef PHP_WIN32
3470 + fflush(stderr);
3471 +#endif
3472 + exit(255);
3473 + }
3474 + storage = handlers->init(params);
3475 + if (!storage) {
3476 + fprintf(stderr, "Cannot initialize zend_mm storage [%s]\n", handlers->name);
3477 +/* See http://support.microsoft.com/kb/190351 */
3478 +#ifdef PHP_WIN32
3479 + fflush(stderr);
3480 +#endif
3481 + exit(255);
3482 + }
3483 + storage->handlers = handlers;
3484 +
3485 + heap = malloc(sizeof(struct _zend_mm_heap_canary));
3486 +
3487 + heap->storage = storage;
3488 + heap->block_size = block_size;
3489 + heap->compact_size = 0;
3490 + heap->segments_list = NULL;
3491 + zend_mm_init(heap);
3492 +# if ZEND_MM_CACHE_STAT
3493 + memset(heap->cache_stat, 0, sizeof(heap->cache_stat));
3494 +# endif
3495 +
3496 + heap->use_zend_alloc = 1;
3497 + heap->real_size = 0;
3498 + heap->overflow = 0;
3499 + heap->real_peak = 0;
3500 + heap->limit = ZEND_MM_LONG_CONST(1)<<(ZEND_MM_NUM_BUCKETS-2);
3501 + heap->size = 0;
3502 + heap->peak = 0;
3503 + heap->internal = internal;
3504 + heap->reserve = NULL;
3505 + heap->reserve_size = reserve_size;
3506 + if (reserve_size > 0) {
3507 + heap->reserve = _zend_mm_alloc((zend_mm_heap *)heap, reserve_size ZEND_FILE_LINE_CC ZEND_FILE_LINE_EMPTY_CC);
3508 + }
3509 + if (internal) {
3510 + int i;
3511 + zend_mm_free_block_canary *p, *q, *orig;
3512 + zend_mm_heap_canary *mm_heap = _zend_mm_alloc((zend_mm_heap *)heap, sizeof(zend_mm_heap_canary) ZEND_FILE_LINE_CC ZEND_FILE_LINE_EMPTY_CC);
3513 +
3514 + *mm_heap = *heap;
3515 +
3516 + p = ZEND_MM_SMALL_FREE_BUCKET(mm_heap, 0);
3517 + orig = ZEND_MM_SMALL_FREE_BUCKET(heap, 0);
3518 + for (i = 0; i < ZEND_MM_NUM_BUCKETS; i++) {
3519 + q = p;
3520 + while (SUHOSIN_MANGLE_PTR(q->prev_free_block) != orig) {
3521 + q = SUHOSIN_MANGLE_PTR(q->prev_free_block);
3522 + }
3523 + q->prev_free_block = SUHOSIN_MANGLE_PTR(p);
3524 + q = p;
3525 + while (SUHOSIN_MANGLE_PTR(q->next_free_block) != orig) {
3526 + q = SUHOSIN_MANGLE_PTR(q->next_free_block);
3527 + }
3528 + q->next_free_block = SUHOSIN_MANGLE_PTR(p);
3529 + p = (zend_mm_free_block_canary*)((char*)p + sizeof(zend_mm_free_block_canary*) * 2);
3530 + orig = (zend_mm_free_block_canary*)((char*)orig + sizeof(zend_mm_free_block_canary*) * 2);
3531 + if (mm_heap->large_free_buckets[i]) {
3532 + mm_heap->large_free_buckets[i]->parent = &mm_heap->large_free_buckets[i];
3533 + }
3534 + }
3535 + mm_heap->rest_buckets[0] = mm_heap->rest_buckets[1] = SUHOSIN_MANGLE_PTR(ZEND_MM_REST_BUCKET(mm_heap));
3536 +
3537 + free(heap);
3538 + heap = mm_heap;
3539 + }
3540 + return heap;
3541 +}
3542 +
3543 +zend_mm_heap_canary *__zend_mm_startup_canary(void)
3544 +{
3545 + int i;
3546 + size_t seg_size;
3547 + char *mem_type = getenv("ZEND_MM_MEM_TYPE");
3548 + char *tmp;
3549 + const zend_mm_mem_handlers *handlers;
3550 + zend_mm_heap_canary *heap;
3551 +
3552 + if (mem_type == NULL) {
3553 + i = 0;
3554 + } else {
3555 + for (i = 0; mem_handlers[i].name; i++) {
3556 + if (strcmp(mem_handlers[i].name, mem_type) == 0) {
3557 + break;
3558 + }
3559 + }
3560 + if (!mem_handlers[i].name) {
3561 + fprintf(stderr, "Wrong or unsupported zend_mm storage type '%s'\n", mem_type);
3562 + fprintf(stderr, " supported types:\n");
3563 +/* See http://support.microsoft.com/kb/190351 */
3564 +#ifdef PHP_WIN32
3565 + fflush(stderr);
3566 +#endif
3567 + for (i = 0; mem_handlers[i].name; i++) {
3568 + fprintf(stderr, " '%s'\n", mem_handlers[i].name);
3569 + }
3570 +/* See http://support.microsoft.com/kb/190351 */
3571 +#ifdef PHP_WIN32
3572 + fflush(stderr);
3573 +#endif
3574 + exit(255);
3575 + }
3576 + }
3577 + handlers = &mem_handlers[i];
3578 +
3579 + tmp = getenv("ZEND_MM_SEG_SIZE");
3580 + if (tmp) {
3581 + seg_size = zend_atoi(tmp, 0);
3582 + if (zend_mm_low_bit(seg_size) != zend_mm_high_bit(seg_size)) {
3583 + fprintf(stderr, "ZEND_MM_SEG_SIZE must be a power of two\n");
3584 +/* See http://support.microsoft.com/kb/190351 */
3585 +#ifdef PHP_WIN32
3586 + fflush(stderr);
3587 +#endif
3588 + exit(255);
3589 + } else if (seg_size < ZEND_MM_ALIGNED_SEGMENT_SIZE + ZEND_MM_ALIGNED_HEADER_SIZE) {
3590 + fprintf(stderr, "ZEND_MM_SEG_SIZE is too small\n");
3591 +/* See http://support.microsoft.com/kb/190351 */
3592 +#ifdef PHP_WIN32
3593 + fflush(stderr);
3594 +#endif
3595 + exit(255);
3596 + }
3597 + } else {
3598 + seg_size = ZEND_MM_SEG_SIZE;
3599 + }
3600 +
3601 + heap = __zend_mm_startup_canary_ex(handlers, seg_size, ZEND_MM_RESERVE_SIZE, 0, NULL);
3602 + if (heap) {
3603 + tmp = getenv("ZEND_MM_COMPACT");
3604 + if (tmp) {
3605 + heap->compact_size = zend_atoi(tmp, 0);
3606 + } else {
3607 + heap->compact_size = 2 * 1024 * 1024;
3608 + }
3609 + }
3610 + return heap;
3611 +}
3612 +
3613 +#if ZEND_DEBUG
3614 +static long zend_mm_find_leaks(zend_mm_segment *segment, zend_mm_block_canary *b)
3615 +{
3616 + long leaks = 0;
3617 + zend_mm_block_canary *p, *q;
3618 +
3619 + p = ZEND_MM_NEXT_BLOCK(b);
3620 + while (1) {
3621 + if (ZEND_MM_IS_GUARD_BLOCK(p)) {
3622 + ZEND_MM_CHECK_MAGIC(p, MEM_BLOCK_GUARD);
3623 + segment = segment->next_segment;
3624 + if (!segment) {
3625 + break;
3626 + }
3627 + p = (zend_mm_block_canary *) ((char *) segment + ZEND_MM_ALIGNED_SEGMENT_SIZE);
3628 + continue;
3629 + }
3630 + q = ZEND_MM_NEXT_BLOCK(p);
3631 + if (q <= p ||
3632 + (char*)q > (char*)segment + segment->size ||
3633 + p->info._size != q->info._prev) {
3634 + zend_mm_panic("zend_mm_heap corrupted");
3635 + }
3636 + if (!ZEND_MM_IS_FREE_BLOCK(p)) {
3637 + if (p->magic == MEM_BLOCK_VALID) {
3638 + if (p->debug.filename==b->debug.filename && p->debug.lineno==b->debug.lineno) {
3639 + ZEND_MM_SET_MAGIC(p, MEM_BLOCK_LEAK);
3640 + leaks++;
3641 + }
3642 +#if ZEND_MM_CACHE
3643 + } else if (p->magic == MEM_BLOCK_CACHED) {
3644 + /* skip it */
3645 +#endif
3646 + } else if (p->magic != MEM_BLOCK_LEAK) {
3647 + zend_mm_panic("zend_mm_heap corrupted");
3648 + }
3649 + }
3650 + p = q;
3651 + }
3652 + return leaks;
3653 +}
3654 +
3655 +static void zend_mm_check_leaks(zend_mm_heap_canary *heap TSRMLS_DC)
3656 +{
3657 + zend_mm_segment *segment = heap->segments_list;
3658 + zend_mm_block_canary *p, *q;
3659 + zend_uint total = 0;
3660 +
3661 + if (!segment) {
3662 + return;
3663 + }
3664 + p = (zend_mm_block_canary *) ((char *) segment + ZEND_MM_ALIGNED_SEGMENT_SIZE);
3665 + while (1) {
3666 + q = ZEND_MM_NEXT_BLOCK(p);
3667 + if (q <= p ||
3668 + (char*)q > (char*)segment + segment->size ||
3669 + p->info._size != q->info._prev) {
3670 + zend_mm_panic("zend_mm_heap corrupted");
3671 + }
3672 + if (!ZEND_MM_IS_FREE_BLOCK(p)) {
3673 + if (p->magic == MEM_BLOCK_VALID) {
3674 + long repeated;
3675 + zend_leak_info leak;
3676 +
3677 + ZEND_MM_SET_MAGIC(p, MEM_BLOCK_LEAK);
3678 +
3679 + leak.addr = ZEND_MM_DATA_OF(p);
3680 + leak.size = p->debug.size;
3681 + leak.filename = p->debug.filename;
3682 + leak.lineno = p->debug.lineno;
3683 + leak.orig_filename = p->debug.orig_filename;
3684 + leak.orig_lineno = p->debug.orig_lineno;
3685 +
3686 + zend_message_dispatcher(ZMSG_LOG_SCRIPT_NAME, NULL TSRMLS_CC);
3687 + zend_message_dispatcher(ZMSG_MEMORY_LEAK_DETECTED, &leak TSRMLS_CC);
3688 + repeated = zend_mm_find_leaks(segment, p);
3689 + total += 1 + repeated;
3690 + if (repeated) {
3691 + zend_message_dispatcher(ZMSG_MEMORY_LEAK_REPEATED, (void *)(zend_uintptr_t)repeated TSRMLS_CC);
3692 + }
3693 +#if ZEND_MM_CACHE
3694 + } else if (p->magic == MEM_BLOCK_CACHED) {
3695 + /* skip it */
3696 +#endif
3697 + } else if (p->magic != MEM_BLOCK_LEAK) {
3698 + zend_mm_panic("zend_mm_heap corrupted");
3699 + }
3700 + }
3701 + if (ZEND_MM_IS_GUARD_BLOCK(q)) {
3702 + segment = segment->next_segment;
3703 + if (!segment) {
3704 + break;
3705 + }
3706 + q = (zend_mm_block_canary *) ((char *) segment + ZEND_MM_ALIGNED_SEGMENT_SIZE);
3707 + }
3708 + p = q;
3709 + }
3710 + if (total) {
3711 + zend_message_dispatcher(ZMSG_MEMORY_LEAKS_GRAND_TOTAL, &total TSRMLS_CC);
3712 + }
3713 +}
3714 +
3715 +static int zend_mm_check_ptr(zend_mm_heap_canary *heap, void *ptr, int silent ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC)
3716 +{
3717 + zend_mm_block_canary *p;
3718 + int no_cache_notice = 0;
3719 + int had_problems = 0;
3720 + int valid_beginning = 1;
3721 +
3722 + if (silent==2) {
3723 + silent = 1;
3724 + no_cache_notice = 1;
3725 + } else if (silent==3) {
3726 + silent = 0;
3727 + no_cache_notice = 1;
3728 + }
3729 + if (!silent) {
3730 + TSRMLS_FETCH();
3731 +
3732 + zend_message_dispatcher(ZMSG_LOG_SCRIPT_NAME, NULL TSRMLS_CC);
3733 + zend_debug_alloc_output("---------------------------------------\n");
3734 + zend_debug_alloc_output("%s(%d) : Block "PTR_FMT" status:\n" ZEND_FILE_LINE_RELAY_CC, ptr);
3735 + if (__zend_orig_filename) {
3736 + zend_debug_alloc_output("%s(%d) : Actual location (location was relayed)\n" ZEND_FILE_LINE_ORIG_RELAY_CC);
3737 + }
3738 + if (!ptr) {
3739 + zend_debug_alloc_output("NULL\n");
3740 + zend_debug_alloc_output("---------------------------------------\n");
3741 + return 0;
3742 + }
3743 + }
3744 +
3745 + if (!ptr) {
3746 + if (silent) {
3747 + return zend_mm_check_ptr(heap, ptr, 0 ZEND_FILE_LINE_RELAY_CC ZEND_FILE_LINE_ORIG_RELAY_CC);
3748 + }
3749 + }
3750 +
3751 + p = ZEND_MM_HEADER_OF(ptr);
3752 +
3753 +#ifdef ZTS
3754 + if (ZEND_MM_BAD_THREAD_ID(p)) {
3755 + if (!silent) {
3756 + zend_debug_alloc_output("Invalid pointer: ((thread_id=0x%0.8X) != (expected=0x%0.8X))\n", (long)p->thread_id, (long)tsrm_thread_id());
3757 + had_problems = 1;
3758 + } else {
3759 + return zend_mm_check_ptr(heap, ptr, 0 ZEND_FILE_LINE_RELAY_CC ZEND_FILE_LINE_ORIG_RELAY_CC);
3760 + }
3761 + }
3762 +#endif
3763 +
3764 + if (p->info._size != ZEND_MM_NEXT_BLOCK(p)->info._prev) {
3765 + if (!silent) {
3766 + zend_debug_alloc_output("Invalid pointer: ((size="PTR_FMT") != (next.prev="PTR_FMT"))\n", p->info._size, ZEND_MM_NEXT_BLOCK(p)->info._prev);
3767 + had_problems = 1;
3768 + } else {
3769 + return zend_mm_check_ptr(heap, ptr, 0 ZEND_FILE_LINE_RELAY_CC ZEND_FILE_LINE_ORIG_RELAY_CC);
3770 + }
3771 + }
3772 + if (p->info._prev != ZEND_MM_GUARD_BLOCK &&
3773 + ZEND_MM_PREV_BLOCK(p)->info._size != p->info._prev) {
3774 + if (!silent) {
3775 + zend_debug_alloc_output("Invalid pointer: ((prev="PTR_FMT") != (prev.size="PTR_FMT"))\n", p->info._prev, ZEND_MM_PREV_BLOCK(p)->info._size);
3776 + had_problems = 1;
3777 + } else {
3778 + return zend_mm_check_ptr(heap, ptr, 0 ZEND_FILE_LINE_RELAY_CC ZEND_FILE_LINE_ORIG_RELAY_CC);
3779 + }
3780 + }
3781 +
3782 + if (had_problems) {
3783 + zend_debug_alloc_output("---------------------------------------\n");
3784 + return 0;
3785 + }
3786 +
3787 + if (!silent) {
3788 + zend_debug_alloc_output("%10s\t","Beginning: ");
3789 + }
3790 +
3791 + if (!ZEND_MM_IS_USED_BLOCK(p)) {
3792 + if (!silent) {
3793 + if (p->magic != MEM_BLOCK_FREED) {
3794 + zend_debug_alloc_output("Freed (magic=0x%0.8X, expected=0x%0.8X)\n", p->magic, MEM_BLOCK_FREED);
3795 + } else {
3796 + zend_debug_alloc_output("Freed\n");
3797 + }
3798 + had_problems = 1;
3799 + } else {
3800 + return zend_mm_check_ptr(heap, ptr, 0 ZEND_FILE_LINE_RELAY_CC ZEND_FILE_LINE_ORIG_RELAY_CC);
3801 + }
3802 + } else if (ZEND_MM_IS_GUARD_BLOCK(p)) {
3803 + if (!silent) {
3804 + if (p->magic != MEM_BLOCK_FREED) {
3805 + zend_debug_alloc_output("Guard (magic=0x%0.8X, expected=0x%0.8X)\n", p->magic, MEM_BLOCK_FREED);
3806 + } else {
3807 + zend_debug_alloc_output("Guard\n");
3808 + }
3809 + had_problems = 1;
3810 + } else {
3811 + return zend_mm_check_ptr(heap, ptr, 0 ZEND_FILE_LINE_RELAY_CC ZEND_FILE_LINE_ORIG_RELAY_CC);
3812 + }
3813 + } else {
3814 + switch (p->magic) {
3815 + case MEM_BLOCK_VALID:
3816 + case MEM_BLOCK_LEAK:
3817 + if (!silent) {
3818 + zend_debug_alloc_output("OK (allocated on %s:%d, %d bytes)\n", p->debug.filename, p->debug.lineno, (int)p->debug.size);
3819 + }
3820 + break; /* ok */
3821 + case MEM_BLOCK_CACHED:
3822 + if (!no_cache_notice) {
3823 + if (!silent) {
3824 + zend_debug_alloc_output("Cached\n");
3825 + had_problems = 1;
3826 + } else {
3827 + return zend_mm_check_ptr(heap, ptr, 0 ZEND_FILE_LINE_RELAY_CC ZEND_FILE_LINE_ORIG_RELAY_CC);
3828 + }
3829 + }
3830 + case MEM_BLOCK_FREED:
3831 + if (!silent) {
3832 + zend_debug_alloc_output("Freed (invalid)\n");
3833 + had_problems = 1;
3834 + } else {
3835 + return zend_mm_check_ptr(heap, ptr, 0 ZEND_FILE_LINE_RELAY_CC ZEND_FILE_LINE_ORIG_RELAY_CC);
3836 + }
3837 + break;
3838 + case MEM_BLOCK_GUARD:
3839 + if (!silent) {
3840 + zend_debug_alloc_output("Guard (invalid)\n");
3841 + had_problems = 1;
3842 + } else {
3843 + return zend_mm_check_ptr(heap, ptr, 0 ZEND_FILE_LINE_RELAY_CC ZEND_FILE_LINE_ORIG_RELAY_CC);
3844 + }
3845 + break;
3846 + default:
3847 + if (!silent) {
3848 + zend_debug_alloc_output("Unknown (magic=0x%0.8X, expected=0x%0.8X)\n", p->magic, MEM_BLOCK_VALID);
3849 + had_problems = 1;
3850 + valid_beginning = 0;
3851 + } else {
3852 + return zend_mm_check_ptr(heap, ptr, 0 ZEND_FILE_LINE_RELAY_CC ZEND_FILE_LINE_ORIG_RELAY_CC);
3853 + }
3854 + break;
3855 + }
3856 + }
3857 +
3858 +#if ZEND_MM_HEAP_PROTECTION
3859 + if (!valid_beginning) {
3860 + if (!silent) {
3861 + zend_debug_alloc_output("%10s\t", "Start:");
3862 + zend_debug_alloc_output("Unknown\n");
3863 + zend_debug_alloc_output("%10s\t", "End:");
3864 + zend_debug_alloc_output("Unknown\n");
3865 + }
3866 + } else {
3867 + char *end_magic = ZEND_MM_END_MAGIC_PTR(p);
3868 +
3869 + if (p->debug.start_magic == _mem_block_start_magic) {
3870 + if (!silent) {
3871 + zend_debug_alloc_output("%10s\t", "Start:");
3872 + zend_debug_alloc_output("OK\n");
3873 + }
3874 + } else {
3875 + char *overflow_ptr, *magic_ptr=(char *) &_mem_block_start_magic;
3876 + int overflows=0;
3877 + int i;
3878 +
3879 + if (silent) {
3880 + return _mem_block_check(ptr, 0 ZEND_FILE_LINE_RELAY_CC ZEND_FILE_LINE_ORIG_RELAY_CC);
3881 + }
3882 + had_problems = 1;
3883 + overflow_ptr = (char *) &p->debug.start_magic;
3884 + i = END_MAGIC_SIZE;
3885 + while (--i >= 0) {
3886 + if (overflow_ptr[i]!=magic_ptr[i]) {
3887 + overflows++;
3888 + }
3889 + }
3890 + zend_debug_alloc_output("%10s\t", "Start:");
3891 + zend_debug_alloc_output("Overflown (magic=0x%0.8X instead of 0x%0.8X)\n", p->debug.start_magic, _mem_block_start_magic);
3892 + zend_debug_alloc_output("%10s\t","");
3893 + if (overflows >= END_MAGIC_SIZE) {
3894 + zend_debug_alloc_output("At least %d bytes overflown\n", END_MAGIC_SIZE);
3895 + } else {
3896 + zend_debug_alloc_output("%d byte(s) overflown\n", overflows);
3897 + }
3898 + }
3899 + if (memcmp(end_magic, &_mem_block_end_magic, END_MAGIC_SIZE)==0) {
3900 + if (!silent) {
3901 + zend_debug_alloc_output("%10s\t", "End:");
3902 + zend_debug_alloc_output("OK\n");
3903 + }
3904 + } else {
3905 + char *overflow_ptr, *magic_ptr=(char *) &_mem_block_end_magic;
3906 + int overflows=0;
3907 + int i;
3908 +
3909 + if (silent) {
3910 + return _mem_block_check(ptr, 0 ZEND_FILE_LINE_RELAY_CC ZEND_FILE_LINE_ORIG_RELAY_CC);
3911 + }
3912 + had_problems = 1;
3913 + overflow_ptr = (char *) end_magic;
3914 +
3915 + for (i=0; i < END_MAGIC_SIZE; i++) {
3916 + if (overflow_ptr[i]!=magic_ptr[i]) {
3917 + overflows++;
3918 + }
3919 + }
3920 +
3921 + zend_debug_alloc_output("%10s\t", "End:");
3922 + zend_debug_alloc_output("Overflown (magic=0x%0.8X instead of 0x%0.8X)\n", *end_magic, _mem_block_end_magic);
3923 + zend_debug_alloc_output("%10s\t","");
3924 + if (overflows >= END_MAGIC_SIZE) {
3925 + zend_debug_alloc_output("At least %d bytes overflown\n", END_MAGIC_SIZE);
3926 + } else {
3927 + zend_debug_alloc_output("%d byte(s) overflown\n", overflows);
3928 + }
3929 + }
3930 + }
3931 +#endif
3932 +
3933 + if (!silent) {
3934 + zend_debug_alloc_output("---------------------------------------\n");
3935 + }
3936 + return ((!had_problems) ? 1 : 0);
3937 +}
3938 +
3939 +static int zend_mm_check_heap(zend_mm_heap_canary *heap, int silent ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC)
3940 +{
3941 + zend_mm_segment *segment = heap->segments_list;
3942 + zend_mm_block_canary *p, *q;
3943 + int errors = 0;
3944 +
3945 + if (!segment) {
3946 + return 0;
3947 + }
3948 + p = (zend_mm_block_canary *) ((char *) segment + ZEND_MM_ALIGNED_SEGMENT_SIZE);
3949 + while (1) {
3950 + q = ZEND_MM_NEXT_BLOCK(p);
3951 + if (q <= p ||
3952 + (char*)q > (char*)segment + segment->size ||
3953 + p->info._size != q->info._prev) {
3954 + zend_mm_panic("zend_mm_heap corrupted");
3955 + }
3956 + if (!ZEND_MM_IS_FREE_BLOCK(p)) {
3957 + if (p->magic == MEM_BLOCK_VALID || p->magic == MEM_BLOCK_LEAK) {
3958 + if (!zend_mm_check_ptr(heap, ZEND_MM_DATA_OF(p), (silent?2:3) ZEND_FILE_LINE_RELAY_CC ZEND_FILE_LINE_ORIG_RELAY_CC)) {
3959 + errors++;
3960 + }
3961 +#if ZEND_MM_CACHE
3962 + } else if (p->magic == MEM_BLOCK_CACHED) {
3963 + /* skip it */
3964 +#endif
3965 + } else if (p->magic != MEM_BLOCK_LEAK) {
3966 + zend_mm_panic("zend_mm_heap corrupted");
3967 + }
3968 + }
3969 + if (ZEND_MM_IS_GUARD_BLOCK(q)) {
3970 + segment = segment->next_segment;
3971 + if (!segment) {
3972 + return errors;
3973 + }
3974 + q = (zend_mm_block_canary *) ((char *) segment + ZEND_MM_ALIGNED_SEGMENT_SIZE);
3975 + }
3976 + p = q;
3977 + }
3978 +}
3979 +#endif
3980 +
3981 +void __zend_mm_shutdown_canary(zend_mm_heap_canary *heap, int full_shutdown, int silent TSRMLS_DC)
3982 +{
3983 + zend_mm_storage *storage;
3984 + zend_mm_segment *segment;
3985 + zend_mm_segment *prev;
3986 + int internal;
3987 +
3988 + if (heap->reserve) {
3989 +#if ZEND_DEBUG
3990 + if (!silent) {
3991 + _zend_mm_free(heap, heap->reserve ZEND_FILE_LINE_CC ZEND_FILE_LINE_EMPTY_CC);
3992 + }
3993 +#endif
3994 + heap->reserve = NULL;
3995 + }
3996 +
3997 +#if ZEND_MM_CACHE_STAT
3998 + if (full_shutdown) {
3999 + FILE *f;
4000 +
4001 + f = fopen("zend_mm.log", "w");
4002 + if (f) {
4003 + int i,j;
4004 + size_t size, true_size, min_size, max_size;
4005 + int hit = 0, miss = 0;
4006 +
4007 + fprintf(f, "\nidx min_size max_size true_size max_len hits misses\n");
4008 + size = 0;
4009 + while (1) {
4010 + true_size = ZEND_MM_TRUE_SIZE(size);
4011 + if (ZEND_MM_SMALL_SIZE(true_size)) {
4012 + min_size = size;
4013 + i = ZEND_MM_BUCKET_INDEX(true_size);
4014 + size++;
4015 + while (1) {
4016 + true_size = ZEND_MM_TRUE_SIZE(size);
4017 + if (ZEND_MM_SMALL_SIZE(true_size)) {
4018 + j = ZEND_MM_BUCKET_INDEX(true_size);
4019 + if (j > i) {
4020 + max_size = size-1;
4021 + break;
4022 + }
4023 + } else {
4024 + max_size = size-1;
4025 + break;
4026 + }
4027 + size++;
4028 + }
4029 + hit += heap->cache_stat[i].hit;
4030 + miss += heap->cache_stat[i].miss;
4031 + fprintf(f, "%2d %8d %8d %9d %8d %8d %8d\n", i, (int)min_size, (int)max_size, ZEND_MM_TRUE_SIZE(max_size), heap->cache_stat[i].max_count, heap->cache_stat[i].hit, heap->cache_stat[i].miss);
4032 + } else {
4033 + break;
4034 + }
4035 + }
4036 + fprintf(f, " %8d %8d\n", hit, miss);
4037 + fprintf(f, " %8d %8d\n", heap->cache_stat[ZEND_MM_NUM_BUCKETS].hit, heap->cache_stat[ZEND_MM_NUM_BUCKETS].miss);
4038 + fclose(f);
4039 + }
4040 + }
4041 +#endif
4042 +
4043 +#if ZEND_DEBUG
4044 + if (!silent) {
4045 + zend_mm_check_leaks(heap TSRMLS_CC);
4046 + }
4047 +#endif
4048 +
4049 + internal = heap->internal;
4050 + storage = heap->storage;
4051 + segment = heap->segments_list;
4052 + while (segment) {
4053 + prev = segment;
4054 + segment = segment->next_segment;
4055 + ZEND_MM_STORAGE_FREE(prev);
4056 + }
4057 + if (full_shutdown) {
4058 + storage->handlers->dtor(storage);
4059 + if (!internal) {
4060 + free(heap);
4061 + }
4062 + } else {
4063 + if (heap->compact_size &&
4064 + heap->real_peak > heap->compact_size) {
4065 + storage->handlers->compact(storage);
4066 + }
4067 + heap->segments_list = NULL;
4068 + zend_mm_init(heap);
4069 + heap->real_size = 0;
4070 + heap->real_peak = 0;
4071 + heap->size = 0;
4072 + heap->peak = 0;
4073 + if (heap->reserve_size) {
4074 + heap->reserve = _zend_mm_alloc((zend_mm_heap *)heap, heap->reserve_size ZEND_FILE_LINE_CC ZEND_FILE_LINE_EMPTY_CC);
4075 + }
4076 + heap->overflow = 0;
4077 + }
4078 +}
4079 +
4080 +static void zend_mm_safe_error(zend_mm_heap_canary *heap,
4081 + const char *format,
4082 + size_t limit,
4083 +#if ZEND_DEBUG
4084 + const char *filename,
4085 + uint lineno,
4086 +#endif
4087 + size_t size)
4088 +{
4089 + if (heap->reserve) {
4090 + _zend_mm_free_canary_int(heap, heap->reserve ZEND_FILE_LINE_CC ZEND_FILE_LINE_EMPTY_CC);
4091 + heap->reserve = NULL;
4092 + }
4093 + if (heap->overflow == 0) {
4094 + char *error_filename;
4095 + uint error_lineno;
4096 + TSRMLS_FETCH();
4097 + if (zend_is_compiling(TSRMLS_C)) {
4098 + error_filename = zend_get_compiled_filename(TSRMLS_C);
4099 + error_lineno = zend_get_compiled_lineno(TSRMLS_C);
4100 + } else if (EG(in_execution)) {
4101 + error_filename = EG(active_op_array)?EG(active_op_array)->filename:NULL;
4102 + error_lineno = EG(opline_ptr)?(*EG(opline_ptr))->lineno:0;
4103 + } else {
4104 + error_filename = NULL;
4105 + error_lineno = 0;
4106 + }
4107 + if (!error_filename) {
4108 + error_filename = "Unknown";
4109 + }
4110 + heap->overflow = 1;
4111 + zend_try {
4112 + zend_error_noreturn(E_ERROR,
4113 + format,
4114 + limit,
4115 +#if ZEND_DEBUG
4116 + filename,
4117 + lineno,
4118 +#endif
4119 + size);
4120 + } zend_catch {
4121 + if (heap->overflow == 2) {
4122 + fprintf(stderr, "\nFatal error: ");
4123 + fprintf(stderr,
4124 + format,
4125 + limit,
4126 +#if ZEND_DEBUG
4127 + filename,
4128 + lineno,
4129 +#endif
4130 + size);
4131 + fprintf(stderr, " in %s on line %d\n", error_filename, error_lineno);
4132 + }
4133 +/* See http://support.microsoft.com/kb/190351 */
4134 +#ifdef PHP_WIN32
4135 + fflush(stderr);
4136 +#endif
4137 + } zend_end_try();
4138 + } else {
4139 + heap->overflow = 2;
4140 + }
4141 + zend_bailout();
4142 +}
4143 +
4144 +static zend_mm_free_block_canary *zend_mm_search_large_block(zend_mm_heap_canary *heap, size_t true_size)
4145 +{
4146 + zend_mm_free_block_canary *best_fit;
4147 + size_t index = ZEND_MM_LARGE_BUCKET_INDEX(true_size);
4148 + size_t bitmap = heap->large_free_bitmap >> index;
4149 + zend_mm_free_block_canary *p;
4150 +
4151 + if (bitmap == 0) {
4152 + return NULL;
4153 + }
4154 +
4155 + if (UNEXPECTED((bitmap & 1) != 0)) {
4156 + /* Search for best "large" free block */
4157 + zend_mm_free_block_canary *rst = NULL;
4158 + size_t m;
4159 + size_t best_size = -1;
4160 +
4161 + best_fit = NULL;
4162 + p = heap->large_free_buckets[index];
4163 + for (m = true_size << (ZEND_MM_NUM_BUCKETS - index); ; m <<= 1) {
4164 + if (UNEXPECTED(ZEND_MM_FREE_BLOCK_SIZE(p) == true_size)) {
4165 + return SUHOSIN_MANGLE_PTR(p->next_free_block);
4166 + } else if (ZEND_MM_FREE_BLOCK_SIZE(p) >= true_size &&
4167 + ZEND_MM_FREE_BLOCK_SIZE(p) < best_size) {
4168 + best_size = ZEND_MM_FREE_BLOCK_SIZE(p);
4169 + best_fit = p;
4170 + }
4171 + if ((m & (ZEND_MM_LONG_CONST(1) << (ZEND_MM_NUM_BUCKETS-1))) == 0) {
4172 + if (p->child[1]) {
4173 + rst = p->child[1];
4174 + }
4175 + if (p->child[0]) {
4176 + p = p->child[0];
4177 + } else {
4178 + break;
4179 + }
4180 + } else if (p->child[1]) {
4181 + p = p->child[1];
4182 + } else {
4183 + break;
4184 + }
4185 + }
4186 +
4187 + for (p = rst; p; p = p->child[p->child[0] != NULL]) {
4188 + if (UNEXPECTED(ZEND_MM_FREE_BLOCK_SIZE(p) == true_size)) {
4189 + return SUHOSIN_MANGLE_PTR(p->next_free_block);
4190 + } else if (ZEND_MM_FREE_BLOCK_SIZE(p) > true_size &&
4191 + ZEND_MM_FREE_BLOCK_SIZE(p) < best_size) {
4192 + best_size = ZEND_MM_FREE_BLOCK_SIZE(p);
4193 + best_fit = p;
4194 + }
4195 + }
4196 +
4197 + if (best_fit) {
4198 + return SUHOSIN_MANGLE_PTR(best_fit->next_free_block);
4199 + }
4200 + bitmap = bitmap >> 1;
4201 + if (!bitmap) {
4202 + return NULL;
4203 + }
4204 + index++;
4205 + }
4206 +
4207 + /* Search for smallest "large" free block */
4208 + best_fit = p = heap->large_free_buckets[index + zend_mm_low_bit(bitmap)];
4209 + while ((p = p->child[p->child[0] != NULL])) {
4210 + if (ZEND_MM_FREE_BLOCK_SIZE(p) < ZEND_MM_FREE_BLOCK_SIZE(best_fit)) {
4211 + best_fit = p;
4212 + }
4213 + }
4214 + return SUHOSIN_MANGLE_PTR(best_fit->next_free_block);
4215 +}
4216 +
4217 +void *_zend_mm_alloc_canary_int(zend_mm_heap_canary *heap, size_t size ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC)
4218 +{
4219 + zend_mm_free_block_canary *best_fit;
4220 + size_t true_size = ZEND_MM_TRUE_SIZE(size);
4221 + size_t block_size;
4222 + size_t remaining_size;
4223 + size_t segment_size;
4224 + zend_mm_segment *segment;
4225 + int keep_rest = 0;
4226 +
4227 + if (EXPECTED(ZEND_MM_SMALL_SIZE(true_size))) {
4228 + size_t index = ZEND_MM_BUCKET_INDEX(true_size);
4229 + size_t bitmap;
4230 +
4231 + if (UNEXPECTED(true_size < size)) {
4232 + goto out_of_memory;
4233 + }
4234 +#if ZEND_MM_CACHE
4235 + if (EXPECTED(heap->cache[index] != NULL)) {
4236 + /* Get block from cache */
4237 +#if ZEND_MM_CACHE_STAT
4238 + heap->cache_stat[index].count--;
4239 + heap->cache_stat[index].hit++;
4240 +#endif
4241 + best_fit = SUHOSIN_MANGLE_PTR(heap->cache[index]);
4242 + heap->cache[index] = best_fit->prev_free_block;
4243 + heap->cached -= true_size;
4244 +#if SUHOSIN_PATCH
4245 + SUHOSIN_MM_SET_CANARIES(best_fit);
4246 + ((zend_mm_block_canary*)best_fit)->info.size = size;
4247 + SUHOSIN_MM_SET_END_CANARY(best_fit);
4248 +#endif
4249 + ZEND_MM_CHECK_MAGIC(best_fit, MEM_BLOCK_CACHED);
4250 + ZEND_MM_SET_DEBUG_INFO(best_fit, size, 1, 0);
4251 + return ZEND_MM_DATA_OF(best_fit);
4252 + }
4253 +#if ZEND_MM_CACHE_STAT
4254 + heap->cache_stat[index].miss++;
4255 +#endif
4256 +#endif
4257 +
4258 + bitmap = heap->free_bitmap >> index;
4259 + if (bitmap) {
4260 + /* Found some "small" free block that can be used */
4261 + index += zend_mm_low_bit(bitmap);
4262 + best_fit = SUHOSIN_MANGLE_PTR(heap->free_buckets[index*2]);
4263 +#if ZEND_MM_CACHE_STAT
4264 + heap->cache_stat[ZEND_MM_NUM_BUCKETS].hit++;
4265 +#endif
4266 + goto zend_mm_finished_searching_for_block;
4267 + }
4268 + }
4269 +
4270 +#if ZEND_MM_CACHE_STAT
4271 + heap->cache_stat[ZEND_MM_NUM_BUCKETS].miss++;
4272 +#endif
4273 +
4274 + best_fit = zend_mm_search_large_block(heap, true_size);
4275 +
4276 + if (!best_fit && heap->real_size >= heap->limit - heap->block_size) {
4277 + zend_mm_free_block_canary *p = SUHOSIN_MANGLE_PTR(heap->rest_buckets[0]);
4278 + size_t best_size = -1;
4279 +
4280 + while (p != ZEND_MM_REST_BUCKET(heap)) {
4281 + if (UNEXPECTED(ZEND_MM_FREE_BLOCK_SIZE(p) == true_size)) {
4282 + best_fit = p;
4283 + goto zend_mm_finished_searching_for_block;
4284 + } else if (ZEND_MM_FREE_BLOCK_SIZE(p) > true_size &&
4285 + ZEND_MM_FREE_BLOCK_SIZE(p) < best_size) {
4286 + best_size = ZEND_MM_FREE_BLOCK_SIZE(p);
4287 + best_fit = p;
4288 + }
4289 + p = SUHOSIN_MANGLE_PTR(p->prev_free_block);
4290 + }
4291 + }
4292 +
4293 + if (!best_fit) {
4294 + if (true_size > heap->block_size - (ZEND_MM_ALIGNED_SEGMENT_SIZE + ZEND_MM_ALIGNED_HEADER_SIZE)) {
4295 + /* Make sure we add a memory block which is big enough,
4296 + segment must have header "size" and trailer "guard" block */
4297 + segment_size = true_size + ZEND_MM_ALIGNED_SEGMENT_SIZE + ZEND_MM_ALIGNED_HEADER_SIZE;
4298 + segment_size = (segment_size + (heap->block_size-1)) & ~(heap->block_size-1);
4299 + keep_rest = 1;
4300 + } else {
4301 + segment_size = heap->block_size;
4302 + }
4303 +
4304 + HANDLE_BLOCK_INTERRUPTIONS();
4305 +
4306 + if (segment_size < true_size ||
4307 + heap->real_size + segment_size > heap->limit) {
4308 + /* Memory limit overflow */
4309 +#if ZEND_MM_CACHE
4310 + zend_mm_free_cache(heap);
4311 +#endif
4312 + HANDLE_UNBLOCK_INTERRUPTIONS();
4313 +#if ZEND_DEBUG
4314 + zend_mm_safe_error(heap, "Allowed memory size of %ld bytes exhausted at %s:%d (tried to allocate %lu bytes)", heap->limit, __zend_filename, __zend_lineno, size);
4315 +#else
4316 + zend_mm_safe_error(heap, "Allowed memory size of %ld bytes exhausted (tried to allocate %lu bytes)", heap->limit, size);
4317 +#endif
4318 + }
4319 +
4320 + segment = (zend_mm_segment *) ZEND_MM_STORAGE_ALLOC(segment_size);
4321 +
4322 + if (!segment) {
4323 + /* Storage manager cannot allocate memory */
4324 +#if ZEND_MM_CACHE
4325 + zend_mm_free_cache(heap);
4326 +#endif
4327 + HANDLE_UNBLOCK_INTERRUPTIONS();
4328 +out_of_memory:
4329 +#if ZEND_DEBUG
4330 + zend_mm_safe_error(heap, "Out of memory (allocated %ld) at %s:%d (tried to allocate %lu bytes)", heap->real_size, __zend_filename, __zend_lineno, size);
4331 +#else
4332 + zend_mm_safe_error(heap, "Out of memory (allocated %ld) (tried to allocate %lu bytes)", heap->real_size, size);
4333 +#endif
4334 + return NULL;
4335 + }
4336 +
4337 + heap->real_size += segment_size;
4338 + if (heap->real_size > heap->real_peak) {
4339 + heap->real_peak = heap->real_size;
4340 + }
4341 +
4342 + segment->size = segment_size;
4343 + segment->next_segment = heap->segments_list;
4344 + heap->segments_list = segment;
4345 +
4346 + best_fit = (zend_mm_free_block_canary *) ((char *) segment + ZEND_MM_ALIGNED_SEGMENT_SIZE);
4347 + ZEND_MM_MARK_FIRST_BLOCK(best_fit);
4348 +
4349 + block_size = segment_size - ZEND_MM_ALIGNED_SEGMENT_SIZE - ZEND_MM_ALIGNED_HEADER_SIZE;
4350 +
4351 + ZEND_MM_LAST_BLOCK(ZEND_MM_BLOCK_AT(best_fit, block_size));
4352 +
4353 + } else {
4354 +zend_mm_finished_searching_for_block:
4355 + /* remove from free list */
4356 + HANDLE_BLOCK_INTERRUPTIONS();
4357 + ZEND_MM_CHECK_MAGIC(best_fit, MEM_BLOCK_FREED);
4358 + ZEND_MM_CHECK_COOKIE(best_fit);
4359 + ZEND_MM_CHECK_BLOCK_LINKAGE(best_fit);
4360 + zend_mm_remove_from_free_list(heap, best_fit);
4361 +
4362 + block_size = ZEND_MM_FREE_BLOCK_SIZE(best_fit);
4363 + }
4364 +
4365 + remaining_size = block_size - true_size;
4366 +
4367 + if (remaining_size < ZEND_MM_ALIGNED_MIN_HEADER_SIZE) {
4368 + true_size = block_size;
4369 + ZEND_MM_BLOCK(best_fit, ZEND_MM_USED_BLOCK, true_size);
4370 + } else {
4371 + zend_mm_free_block_canary *new_free_block;
4372 +
4373 + /* prepare new free block */
4374 + ZEND_MM_BLOCK(best_fit, ZEND_MM_USED_BLOCK, true_size);
4375 + new_free_block = (zend_mm_free_block_canary *) ZEND_MM_BLOCK_AT(best_fit, true_size);
4376 + ZEND_MM_BLOCK(new_free_block, ZEND_MM_FREE_BLOCK, remaining_size);
4377 +
4378 + /* add the new free block to the free list */
4379 + if (EXPECTED(!keep_rest)) {
4380 + zend_mm_add_to_free_list(heap, new_free_block);
4381 + } else {
4382 + zend_mm_add_to_rest_list(heap, new_free_block);
4383 + }
4384 + }
4385 +
4386 + ZEND_MM_SET_DEBUG_INFO(best_fit, size, 1, 1);
4387 +
4388 +#if SUHOSIN_PATCH
4389 + SUHOSIN_MM_SET_CANARIES(best_fit);
4390 + ((zend_mm_block_canary*)best_fit)->info.size = size;
4391 + SUHOSIN_MM_SET_END_CANARY(best_fit);
4392 +#endif
4393 +
4394 + heap->size += true_size;
4395 + if (heap->peak < heap->size) {
4396 + heap->peak = heap->size;
4397 + }
4398 +
4399 + HANDLE_UNBLOCK_INTERRUPTIONS();
4400 + return ZEND_MM_DATA_OF(best_fit);
4401 +}
4402 +
4403 +
4404 +void _zend_mm_free_canary_int(zend_mm_heap_canary *heap, void *p ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC)
4405 +{
4406 + zend_mm_block_canary *mm_block;
4407 + zend_mm_block_canary *next_block;
4408 + size_t size;
4409 +
4410 + if (!ZEND_MM_VALID_PTR(p)) {
4411 + return;
4412 + }
4413 +
4414 + mm_block = ZEND_MM_HEADER_OF(p);
4415 + size = ZEND_MM_BLOCK_SIZE(mm_block);
4416 +#if SUHOSIN_PATCH
4417 + SUHOSIN_MM_CHECK_CANARIES(mm_block, "efree()");
4418 +#endif
4419 + ZEND_MM_CHECK_PROTECTION(mm_block);
4420 +
4421 +#if ZEND_DEBUG || ZEND_MM_HEAP_PROTECTION
4422 + memset(ZEND_MM_DATA_OF(mm_block), 0x5a, mm_block->debug.size);
4423 +#endif
4424 +#if SUHOSIN_PATCH
4425 + if (UNEXPECTED(SUHOSIN_CONFIG(SUHOSIN_MM_DESTROY_FREE_MEMORY))) {
4426 + memset(ZEND_MM_DATA_OF(mm_block), 0x5a, mm_block->info.size);
4427 + }
4428 +#endif
4429 +#if ZEND_MM_CACHE
4430 + if (EXPECTED(ZEND_MM_SMALL_SIZE(size)) && EXPECTED(heap->cached < ZEND_MM_CACHE_SIZE)) {
4431 + size_t index = ZEND_MM_BUCKET_INDEX(size);
4432 + zend_mm_free_block_canary **cache = &heap->cache[index];
4433 +
4434 + ((zend_mm_free_block_canary*)mm_block)->prev_free_block = *cache;
4435 + *cache = (zend_mm_free_block_canary*)SUHOSIN_MANGLE_PTR(mm_block);
4436 + heap->cached += size;
4437 + ZEND_MM_SET_MAGIC(mm_block, MEM_BLOCK_CACHED);
4438 +#if ZEND_MM_CACHE_STAT
4439 + if (++heap->cache_stat[index].count > heap->cache_stat[index].max_count) {
4440 + heap->cache_stat[index].max_count = heap->cache_stat[index].count;
4441 + }
4442 +#endif
4443 + return;
4444 + }
4445 +#endif
4446 +
4447 + HANDLE_BLOCK_INTERRUPTIONS();
4448 +
4449 + heap->size -= size;
4450 +
4451 + next_block = ZEND_MM_BLOCK_AT(mm_block, size);
4452 + if (ZEND_MM_IS_FREE_BLOCK(next_block)) {
4453 + zend_mm_remove_from_free_list(heap, (zend_mm_free_block_canary *) next_block);
4454 + size += ZEND_MM_FREE_BLOCK_SIZE(next_block);
4455 + }
4456 + if (ZEND_MM_PREV_BLOCK_IS_FREE(mm_block)) {
4457 + mm_block = ZEND_MM_PREV_BLOCK(mm_block);
4458 + zend_mm_remove_from_free_list(heap, (zend_mm_free_block_canary *) mm_block);
4459 + size += ZEND_MM_FREE_BLOCK_SIZE(mm_block);
4460 + }
4461 + if (ZEND_MM_IS_FIRST_BLOCK(mm_block) &&
4462 + ZEND_MM_IS_GUARD_BLOCK(ZEND_MM_BLOCK_AT(mm_block, size))) {
4463 + zend_mm_del_segment(heap, (zend_mm_segment *) ((char *)mm_block - ZEND_MM_ALIGNED_SEGMENT_SIZE));
4464 + } else {
4465 + ZEND_MM_BLOCK(mm_block, ZEND_MM_FREE_BLOCK, size);
4466 + zend_mm_add_to_free_list(heap, (zend_mm_free_block_canary *) mm_block);
4467 + }
4468 + HANDLE_UNBLOCK_INTERRUPTIONS();
4469 +}
4470 +
4471 +void *_zend_mm_realloc_canary_int(zend_mm_heap_canary *heap, void *p, size_t size ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC)
4472 +{
4473 + zend_mm_block_canary *mm_block = ZEND_MM_HEADER_OF(p);
4474 + zend_mm_block_canary *next_block;
4475 + size_t true_size;
4476 + size_t orig_size;
4477 + void *ptr;
4478 +
4479 + if (UNEXPECTED(!p) || !ZEND_MM_VALID_PTR(p)) {
4480 + return _zend_mm_alloc_canary_int(heap, size ZEND_FILE_LINE_RELAY_CC ZEND_FILE_LINE_ORIG_RELAY_CC);
4481 + }
4482 + mm_block = ZEND_MM_HEADER_OF(p);
4483 + true_size = ZEND_MM_TRUE_SIZE(size);
4484 + orig_size = ZEND_MM_BLOCK_SIZE(mm_block);
4485 +#if SUHOSIN_PATCH
4486 + SUHOSIN_MM_CHECK_CANARIES(mm_block, "erealloc()");
4487 +#endif
4488 + ZEND_MM_CHECK_PROTECTION(mm_block);
4489 +
4490 + if (UNEXPECTED(true_size < size)) {
4491 + goto out_of_memory;
4492 + }
4493 +
4494 + if (true_size <= orig_size) {
4495 + size_t remaining_size = orig_size - true_size;
4496 +
4497 + if (remaining_size >= ZEND_MM_ALIGNED_MIN_HEADER_SIZE) {
4498 + zend_mm_free_block_canary *new_free_block;
4499 +
4500 + HANDLE_BLOCK_INTERRUPTIONS();
4501 + next_block = ZEND_MM_BLOCK_AT(mm_block, orig_size);
4502 + if (ZEND_MM_IS_FREE_BLOCK(next_block)) {
4503 + remaining_size += ZEND_MM_FREE_BLOCK_SIZE(next_block);
4504 + zend_mm_remove_from_free_list(heap, (zend_mm_free_block_canary *) next_block);
4505 + }
4506 +
4507 + /* prepare new free block */
4508 + ZEND_MM_BLOCK(mm_block, ZEND_MM_USED_BLOCK, true_size);
4509 + new_free_block = (zend_mm_free_block_canary *) ZEND_MM_BLOCK_AT(mm_block, true_size);
4510 +
4511 + ZEND_MM_BLOCK(new_free_block, ZEND_MM_FREE_BLOCK, remaining_size);
4512 +
4513 + /* add the new free block to the free list */
4514 + zend_mm_add_to_free_list(heap, new_free_block);
4515 + heap->size += (true_size - orig_size);
4516 + HANDLE_UNBLOCK_INTERRUPTIONS();
4517 + }
4518 + ZEND_MM_SET_DEBUG_INFO(mm_block, size, 0, 0);
4519 +#if SUHOSIN_PATCH
4520 + SUHOSIN_MM_SET_CANARIES(mm_block);
4521 + ((zend_mm_block_canary*)mm_block)->info.size = size;
4522 + SUHOSIN_MM_SET_END_CANARY(mm_block);
4523 +#endif
4524 + return p;
4525 + }
4526 +
4527 +#if ZEND_MM_CACHE
4528 + if (ZEND_MM_SMALL_SIZE(true_size)) {
4529 + size_t index = ZEND_MM_BUCKET_INDEX(true_size);
4530 +
4531 + if (heap->cache[index] != NULL) {
4532 + zend_mm_free_block_canary *best_fit;
4533 + zend_mm_free_block_canary **cache;
4534 +
4535 +#if ZEND_MM_CACHE_STAT
4536 + heap->cache_stat[index].count--;
4537 + heap->cache_stat[index].hit++;
4538 +#endif
4539 + best_fit = SUHOSIN_MANGLE_PTR(heap->cache[index]);
4540 + heap->cache[index] = best_fit->prev_free_block;
4541 + ZEND_MM_CHECK_MAGIC(best_fit, MEM_BLOCK_CACHED);
4542 + ZEND_MM_SET_DEBUG_INFO(best_fit, size, 1, 0);
4543 +#if SUHOSIN_PATCH
4544 + SUHOSIN_MM_SET_CANARIES(best_fit);
4545 + ((zend_mm_block_canary*)best_fit)->info.size = size;
4546 + SUHOSIN_MM_SET_END_CANARY(best_fit);
4547 +#endif
4548 +
4549 + ptr = ZEND_MM_DATA_OF(best_fit);
4550 +
4551 +#if ZEND_DEBUG || ZEND_MM_HEAP_PROTECTION
4552 + memcpy(ptr, p, mm_block->debug.size);
4553 +#else
4554 + memcpy(ptr, p, orig_size - ZEND_MM_ALIGNED_HEADER_SIZE - CANARY_SIZE);
4555 +#endif
4556 +
4557 + heap->cached -= true_size - orig_size;
4558 +
4559 + index = ZEND_MM_BUCKET_INDEX(orig_size);
4560 + cache = &heap->cache[index];
4561 +
4562 + ((zend_mm_free_block_canary*)mm_block)->prev_free_block = *cache;
4563 + *cache = (zend_mm_free_block_canary*)SUHOSIN_MANGLE_PTR(mm_block);
4564 + ZEND_MM_SET_MAGIC(mm_block, MEM_BLOCK_CACHED);
4565 +#if ZEND_MM_CACHE_STAT
4566 + if (++heap->cache_stat[index].count > heap->cache_stat[index].max_count) {
4567 + heap->cache_stat[index].max_count = heap->cache_stat[index].count;
4568 + }
4569 +#endif
4570 + return ptr;
4571 + }
4572 + }
4573 +#endif
4574 +
4575 + next_block = ZEND_MM_BLOCK_AT(mm_block, orig_size);
4576 +
4577 + if (ZEND_MM_IS_FREE_BLOCK(next_block)) {
4578 + ZEND_MM_CHECK_COOKIE(next_block);
4579 + ZEND_MM_CHECK_BLOCK_LINKAGE(next_block);
4580 + if (orig_size + ZEND_MM_FREE_BLOCK_SIZE(next_block) >= true_size) {
4581 + size_t block_size = orig_size + ZEND_MM_FREE_BLOCK_SIZE(next_block);
4582 + size_t remaining_size = block_size - true_size;
4583 +
4584 + HANDLE_BLOCK_INTERRUPTIONS();
4585 + zend_mm_remove_from_free_list(heap, (zend_mm_free_block_canary *) next_block);
4586 +
4587 + if (remaining_size < ZEND_MM_ALIGNED_MIN_HEADER_SIZE) {
4588 + true_size = block_size;
4589 + ZEND_MM_BLOCK(mm_block, ZEND_MM_USED_BLOCK, true_size);
4590 + } else {
4591 + zend_mm_free_block_canary *new_free_block;
4592 +
4593 + /* prepare new free block */
4594 + ZEND_MM_BLOCK(mm_block, ZEND_MM_USED_BLOCK, true_size);
4595 + new_free_block = (zend_mm_free_block_canary *) ZEND_MM_BLOCK_AT(mm_block, true_size);
4596 + ZEND_MM_BLOCK(new_free_block, ZEND_MM_FREE_BLOCK, remaining_size);
4597 +
4598 + /* add the new free block to the free list */
4599 + if (ZEND_MM_IS_FIRST_BLOCK(mm_block) &&
4600 + ZEND_MM_IS_GUARD_BLOCK(ZEND_MM_BLOCK_AT(new_free_block, remaining_size))) {
4601 + zend_mm_add_to_rest_list(heap, new_free_block);
4602 + } else {
4603 + zend_mm_add_to_free_list(heap, new_free_block);
4604 + }
4605 + }
4606 + ZEND_MM_SET_DEBUG_INFO(mm_block, size, 0, 0);
4607 + heap->size = heap->size + true_size - orig_size;
4608 + if (heap->peak < heap->size) {
4609 + heap->peak = heap->size;
4610 + }
4611 + HANDLE_UNBLOCK_INTERRUPTIONS();
4612 +#if SUHOSIN_PATCH
4613 + SUHOSIN_MM_SET_CANARIES(mm_block);
4614 + ((zend_mm_block_canary*)mm_block)->info.size = size;
4615 + SUHOSIN_MM_SET_END_CANARY(mm_block);
4616 +#endif
4617 + return p;
4618 + } else if (ZEND_MM_IS_FIRST_BLOCK(mm_block) &&
4619 + ZEND_MM_IS_GUARD_BLOCK(ZEND_MM_BLOCK_AT(next_block, ZEND_MM_FREE_BLOCK_SIZE(next_block)))) {
4620 + HANDLE_BLOCK_INTERRUPTIONS();
4621 + zend_mm_remove_from_free_list(heap, (zend_mm_free_block_canary *) next_block);
4622 + goto realloc_segment;
4623 + }
4624 + } else if (ZEND_MM_IS_FIRST_BLOCK(mm_block) && ZEND_MM_IS_GUARD_BLOCK(next_block)) {
4625 + zend_mm_segment *segment;
4626 + zend_mm_segment *segment_copy;
4627 + size_t segment_size;
4628 + size_t block_size;
4629 + size_t remaining_size;
4630 +
4631 + HANDLE_BLOCK_INTERRUPTIONS();
4632 +realloc_segment:
4633 + /* segment size, size of block and size of guard block */
4634 + if (true_size > heap->block_size - (ZEND_MM_ALIGNED_SEGMENT_SIZE + ZEND_MM_ALIGNED_HEADER_SIZE)) {
4635 + segment_size = true_size+ZEND_MM_ALIGNED_SEGMENT_SIZE+ZEND_MM_ALIGNED_HEADER_SIZE;
4636 + segment_size = (segment_size + (heap->block_size-1)) & ~(heap->block_size-1);
4637 + } else {
4638 + segment_size = heap->block_size;
4639 + }
4640 +
4641 + segment_copy = (zend_mm_segment *) ((char *)mm_block - ZEND_MM_ALIGNED_SEGMENT_SIZE);
4642 + if (segment_size < true_size ||
4643 + heap->real_size + segment_size - segment_copy->size > heap->limit) {
4644 + if (ZEND_MM_IS_FREE_BLOCK(next_block)) {
4645 + zend_mm_add_to_free_list(heap, (zend_mm_free_block_canary *) next_block);
4646 + }
4647 +#if ZEND_MM_CACHE
4648 + zend_mm_free_cache(heap);
4649 +#endif
4650 + HANDLE_UNBLOCK_INTERRUPTIONS();
4651 +#if ZEND_DEBUG
4652 + zend_mm_safe_error(heap, "Allowed memory size of %ld bytes exhausted at %s:%d (tried to allocate %ld bytes)", heap->limit, __zend_filename, __zend_lineno, size);
4653 +#else
4654 + zend_mm_safe_error(heap, "Allowed memory size of %ld bytes exhausted (tried to allocate %ld bytes)", heap->limit, size);
4655 +#endif
4656 + return NULL;
4657 + }
4658 +
4659 + segment = ZEND_MM_STORAGE_REALLOC(segment_copy, segment_size);
4660 + if (!segment) {
4661 +#if ZEND_MM_CACHE
4662 + zend_mm_free_cache(heap);
4663 +#endif
4664 + HANDLE_UNBLOCK_INTERRUPTIONS();
4665 +out_of_memory:
4666 +#if ZEND_DEBUG
4667 + zend_mm_safe_error(heap, "Out of memory (allocated %ld) at %s:%d (tried to allocate %ld bytes)", heap->real_size, __zend_filename, __zend_lineno, size);
4668 +#else
4669 + zend_mm_safe_error(heap, "Out of memory (allocated %ld) (tried to allocate %ld bytes)", heap->real_size, size);
4670 +#endif
4671 + return NULL;
4672 + }
4673 + heap->real_size += segment_size - segment->size;
4674 + if (heap->real_size > heap->real_peak) {
4675 + heap->real_peak = heap->real_size;
4676 + }
4677 +
4678 + segment->size = segment_size;
4679 +
4680 + if (segment != segment_copy) {
4681 + zend_mm_segment **seg = &heap->segments_list;
4682 + while (*seg != segment_copy) {
4683 + seg = &(*seg)->next_segment;
4684 + }
4685 + *seg = segment;
4686 + mm_block = (zend_mm_block_canary *) ((char *) segment + ZEND_MM_ALIGNED_SEGMENT_SIZE);
4687 + ZEND_MM_MARK_FIRST_BLOCK(mm_block);
4688 + }
4689 +
4690 + block_size = segment_size - ZEND_MM_ALIGNED_SEGMENT_SIZE - ZEND_MM_ALIGNED_HEADER_SIZE;
4691 + remaining_size = block_size - true_size;
4692 +
4693 + /* setup guard block */
4694 + ZEND_MM_LAST_BLOCK(ZEND_MM_BLOCK_AT(mm_block, block_size));
4695 +
4696 + if (remaining_size < ZEND_MM_ALIGNED_MIN_HEADER_SIZE) {
4697 + true_size = block_size;
4698 + ZEND_MM_BLOCK(mm_block, ZEND_MM_USED_BLOCK, true_size);
4699 + } else {
4700 + zend_mm_free_block_canary *new_free_block;
4701 +
4702 + /* prepare new free block */
4703 + ZEND_MM_BLOCK(mm_block, ZEND_MM_USED_BLOCK, true_size);
4704 + new_free_block = (zend_mm_free_block_canary *) ZEND_MM_BLOCK_AT(mm_block, true_size);
4705 + ZEND_MM_BLOCK(new_free_block, ZEND_MM_FREE_BLOCK, remaining_size);
4706 +
4707 + /* add the new free block to the free list */
4708 + zend_mm_add_to_rest_list(heap, new_free_block);
4709 + }
4710 +
4711 + ZEND_MM_SET_DEBUG_INFO(mm_block, size, 1, 1);
4712 +
4713 + heap->size = heap->size + true_size - orig_size;
4714 + if (heap->peak < heap->size) {
4715 + heap->peak = heap->size;
4716 + }
4717 +
4718 + HANDLE_UNBLOCK_INTERRUPTIONS();
4719 +#if SUHOSIN_PATCH
4720 + SUHOSIN_MM_SET_CANARIES(mm_block);
4721 + ((zend_mm_block_canary*)mm_block)->info.size = size;
4722 + SUHOSIN_MM_SET_END_CANARY(mm_block);
4723 +#endif
4724 + return ZEND_MM_DATA_OF(mm_block);
4725 + }
4726 +
4727 + ptr = _zend_mm_alloc_canary_int(heap, size ZEND_FILE_LINE_RELAY_CC ZEND_FILE_LINE_ORIG_RELAY_CC);
4728 +#if ZEND_DEBUG || ZEND_MM_HEAP_PROTECTION
4729 + memcpy(ptr, p, mm_block->debug.size);
4730 +#else
4731 + memcpy(ptr, p, orig_size - ZEND_MM_ALIGNED_HEADER_SIZE - CANARY_SIZE);
4732 +#endif
4733 + _zend_mm_free_canary_int(heap, p ZEND_FILE_LINE_RELAY_CC ZEND_FILE_LINE_ORIG_RELAY_CC);
4734 + return ptr;
4735 +}
4736 +
4737 +ZEND_API size_t _zend_mm_block_size_canary(zend_mm_heap_canary *heap, void *p ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC)
4738 +{
4739 + zend_mm_block_canary *mm_block;
4740 +
4741 + if (!ZEND_MM_VALID_PTR(p)) {
4742 + return 0;
4743 + }
4744 + mm_block = ZEND_MM_HEADER_OF(p);
4745 + ZEND_MM_CHECK_PROTECTION(mm_block);
4746 +#if ZEND_DEBUG || ZEND_MM_HEAP_PROTECTION
4747 + return mm_block->debug.size;
4748 +#else
4749 + return ZEND_MM_BLOCK_SIZE(mm_block);
4750 +#endif
4751 +}
4752 +
4753 +#if defined(__GNUC__) && defined(i386)
4754 +
4755 +static inline size_t safe_address(size_t nmemb, size_t size, size_t offset)
4756 +{
4757 + size_t res = nmemb;
4758 + unsigned long overflow = 0;
4759 +
4760 + __asm__ ("mull %3\n\taddl %4,%0\n\tadcl %1,%1"
4761 + : "=&a"(res), "=&d" (overflow)
4762 + : "%0"(res),
4763 + "rm"(size),
4764 + "rm"(offset));
4765 +
4766 + if (UNEXPECTED(overflow)) {
4767 + zend_error_noreturn(E_ERROR, "Possible integer overflow in memory allocation (%zu * %zu + %zu)", nmemb, size, offset);
4768 + return 0;
4769 + }
4770 + return res;
4771 +}
4772 +
4773 +#elif defined(__GNUC__) && defined(__x86_64__)
4774 +
4775 +static inline size_t safe_address(size_t nmemb, size_t size, size_t offset)
4776 +{
4777 + size_t res = nmemb;
4778 + unsigned long overflow = 0;
4779 +
4780 + __asm__ ("mulq %3\n\taddq %4,%0\n\tadcq %1,%1"
4781 + : "=&a"(res), "=&d" (overflow)
4782 + : "%0"(res),
4783 + "rm"(size),
4784 + "rm"(offset));
4785 +
4786 + if (UNEXPECTED(overflow)) {
4787 + zend_error_noreturn(E_ERROR, "Possible integer overflow in memory allocation (%zu * %zu + %zu)", nmemb, size, offset);
4788 + return 0;
4789 + }
4790 + return res;
4791 +}
4792 +
4793 +#elif SIZEOF_SIZE_T == 4 && defined(HAVE_ZEND_LONG64)
4794 +
4795 +static inline size_t safe_address(size_t nmemb, size_t size, size_t offset)
4796 +{
4797 + zend_ulong64 res = (zend_ulong64)nmemb * (zend_ulong64)size + (zend_ulong64)offset;
4798 +
4799 + if (UNEXPECTED(res > (zend_ulong64)0xFFFFFFFFL)) {
4800 + zend_error_noreturn(E_ERROR, "Possible integer overflow in memory allocation (%zu * %zu + %zu)", nmemb, size, offset);
4801 + return 0;
4802 + }
4803 + return (size_t) res;
4804 +}
4805 +
4806 +#else
4807 +
4808 +static inline size_t safe_address(size_t nmemb, size_t size, size_t offset)
4809 +{
4810 + size_t res = nmemb * size + offset;
4811 + double _d = (double)nmemb * (double)size + (double)offset;
4812 + double _delta = (double)res - _d;
4813 +
4814 + if (UNEXPECTED((_d + _delta ) != _d)) {
4815 + zend_error_noreturn(E_ERROR, "Possible integer overflow in memory allocation (%zu * %zu + %zu)", nmemb, size, offset);
4816 + return 0;
4817 + }
4818 + return res;
4819 +}
4820 +#endif
4821 +
4822 +/*
4823 + * Local variables:
4824 + * tab-width: 4
4825 + * c-basic-offset: 4
4826 + * indent-tabs-mode: t
4827 + * End:
4828 + */
4829 +
4830 diff -Naur php-5.3.3/Zend/zend_alloc.h php-5.3.3-magellan/Zend/zend_alloc.h
4831 --- php-5.3.3/Zend/zend_alloc.h 2010-01-05 21:46:53.000000000 +0100
4832 +++ php-5.3.3-magellan/Zend/zend_alloc.h 2010-07-26 12:11:25.000000000 +0200
4833 @@ -203,6 +203,8 @@
4834
4835 /* Heap functions */
4836 typedef struct _zend_mm_heap zend_mm_heap;
4837 +typedef struct _zend_mm_heap_canary zend_mm_heap_canary;
4838 +
4839
4840 ZEND_API zend_mm_heap *zend_mm_startup(void);
4841 ZEND_API void zend_mm_shutdown(zend_mm_heap *heap, int full_shutdown, int silent TSRMLS_DC);
4842 diff -Naur php-5.3.3/Zend/zend.c php-5.3.3-magellan/Zend/zend.c
4843 --- php-5.3.3/Zend/zend.c 2010-01-05 21:46:53.000000000 +0100
4844 +++ php-5.3.3-magellan/Zend/zend.c 2010-07-26 12:11:25.000000000 +0200
4845 @@ -60,6 +60,10 @@
4846 ZEND_API char *(*zend_getenv)(char *name, size_t name_len TSRMLS_DC);
4847 ZEND_API char *(*zend_resolve_path)(const char *filename, int filename_len TSRMLS_DC);
4848
4849 +#if SUHOSIN_PATCH
4850 +ZEND_API void (*zend_suhosin_log)(int loglevel, char *fmt, ...);
4851 +#endif
4852 +
4853 void (*zend_on_timeout)(int seconds TSRMLS_DC);
4854
4855 static void (*zend_message_dispatcher_p)(long message, void *data TSRMLS_DC);
4856 @@ -88,6 +92,74 @@
4857 }
4858 /* }}} */
4859
4860 +#if SUHOSIN_PATCH
4861 +static ZEND_INI_MH(OnUpdateSuhosin_log_syslog)
4862 +{
4863 + if (!new_value) {
4864 + SPG(log_syslog) = S_ALL & ~S_SQL | S_MEMORY;
4865 + } else {
4866 + SPG(log_syslog) = atoi(new_value) | S_MEMORY;
4867 + }
4868 + return SUCCESS;
4869 +}
4870 +static ZEND_INI_MH(OnUpdateSuhosin_log_syslog_facility)
4871 +{
4872 + if (!new_value) {
4873 + SPG(log_syslog_facility) = LOG_USER;
4874 + } else {
4875 + SPG(log_syslog_facility) = atoi(new_value);
4876 + }
4877 + return SUCCESS;
4878 +}
4879 +static ZEND_INI_MH(OnUpdateSuhosin_log_syslog_priority)
4880 +{
4881 + if (!new_value) {
4882 + SPG(log_syslog_priority) = LOG_ALERT;
4883 + } else {
4884 + SPG(log_syslog_priority) = atoi(new_value);
4885 + }
4886 + return SUCCESS;
4887 +}
4888 +static ZEND_INI_MH(OnUpdateSuhosin_log_sapi)
4889 +{
4890 + if (!new_value) {
4891 + SPG(log_sapi) = S_ALL & ~S_SQL;
4892 + } else {
4893 + SPG(log_sapi) = atoi(new_value);
4894 + }
4895 + return SUCCESS;
4896 +}
4897 +static ZEND_INI_MH(OnUpdateSuhosin_log_script)
4898 +{
4899 + if (!new_value) {
4900 + SPG(log_script) = S_ALL & ~S_MEMORY;
4901 + } else {
4902 + SPG(log_script) = atoi(new_value) & (~S_MEMORY) & (~S_INTERNAL);
4903 + }
4904 + return SUCCESS;
4905 +}
4906 +static ZEND_INI_MH(OnUpdateSuhosin_log_scriptname)
4907 +{
4908 + if (SPG(log_scriptname)) {
4909 + pefree(SPG(log_scriptname),1);
4910 + }
4911 + SPG(log_scriptname) = NULL;
4912 + if (new_value) {
4913 + SPG(log_scriptname) = pestrdup(new_value,1);
4914 + }
4915 + return SUCCESS;
4916 +}
4917 +static ZEND_INI_MH(OnUpdateSuhosin_log_phpscript)
4918 +{
4919 + if (!new_value) {
4920 + SPG(log_phpscript) = S_ALL & ~S_MEMORY;
4921 + } else {
4922 + SPG(log_phpscript) = atoi(new_value) & (~S_MEMORY) & (~S_INTERNAL);
4923 + }
4924 + return SUCCESS;
4925 +}
4926 +#endif
4927 +
4928 ZEND_INI_BEGIN()
4929 ZEND_INI_ENTRY("error_reporting", NULL, ZEND_INI_ALL, OnUpdateErrorReporting)
4930 STD_ZEND_INI_BOOLEAN("zend.enable_gc", "1", ZEND_INI_ALL, OnUpdateGCEnabled, gc_enabled, zend_gc_globals, gc_globals)
4931 diff -Naur php-5.3.3/Zend/zend_canary.c php-5.3.3-magellan/Zend/zend_canary.c
4932 --- php-5.3.3/Zend/zend_canary.c 1970-01-01 01:00:00.000000000 +0100
4933 +++ php-5.3.3-magellan/Zend/zend_canary.c 2010-07-26 12:11:25.000000000 +0200
4934 @@ -0,0 +1,66 @@
4935 +/*
4936 + +----------------------------------------------------------------------+
4937 + | Suhosin-Patch for PHP |
4938 + +----------------------------------------------------------------------+
4939 + | Copyright (c) 2004-2009 Stefan Esser |
4940 + +----------------------------------------------------------------------+
4941 + | This source file is subject to version 2.02 of the PHP license, |
4942 + | that is bundled with this package in the file LICENSE, and is |
4943 + | available at through the world-wide-web at |
4944 + | http://www.php.net/license/2_02.txt. |
4945 + | If you did not receive a copy of the PHP license and are unable to |
4946 + | obtain it through the world-wide-web, please send a note to |
4947 + | license@php.net so we can mail you a copy immediately. |
4948 + +----------------------------------------------------------------------+
4949 + | Author: Stefan Esser <stefan.esser@sektioneins.de> |
4950 + +----------------------------------------------------------------------+
4951 + */
4952 +/* $Id: php5-5.3.3-suhosin-0.9.10-2.patch,v 1.1 2010-08-22 18:31:04 niro Exp $ */
4953 +
4954 +#include "zend.h"
4955 +
4956 +#include <stdio.h>
4957 +#include <stdlib.h>
4958 +
4959 +
4960 +#if SUHOSIN_PATCH
4961 +
4962 +static size_t last_canary = 0x73625123;
4963 +
4964 +/* will be replaced later with more compatible method */
4965 +ZEND_API void zend_canary(void *buf, int len)
4966 +{
4967 + time_t t;
4968 + size_t canary;
4969 + int fd;
4970 +
4971 +#ifndef PHP_WIN32
4972 + fd = open("/dev/urandom", 0);
4973 + if (fd != -1) {
4974 + int r = read(fd, buf, len);
4975 + close(fd);
4976 + if (r == len) {
4977 + return;
4978 + }
4979 + }
4980 +#endif
4981 + /* not good but we never want to do this */
4982 + time(&t);
4983 + canary = *(unsigned int *)&t + getpid() << 16 + last_canary;
4984 + last_canary ^= (canary << 5) | (canary >> (32-5));
4985 + /* When we ensure full win32 compatibility in next version
4986 + we will replace this with the random number code from zend_alloc.c */
4987 + memcpy(buf, &canary, len);
4988 +}
4989 +
4990 +#endif
4991 +
4992 +
4993 +/*
4994 + * Local variables:
4995 + * tab-width: 4
4996 + * c-basic-offset: 4
4997 + * End:
4998 + * vim600: sw=4 ts=4 fdm=marker
4999 + * vim<600: sw=4 ts=4
5000 + */
5001 diff -Naur php-5.3.3/Zend/zend_compile.c php-5.3.3-magellan/Zend/zend_compile.c
5002 --- php-5.3.3/Zend/zend_compile.c 2010-06-28 18:37:57.000000000 +0200
5003 +++ php-5.3.3-magellan/Zend/zend_compile.c 2010-07-26 12:11:25.000000000 +0200
5004 @@ -73,6 +73,11 @@
5005 }
5006 /* }}} */
5007
5008 +#if SUHOSIN_PATCH
5009 +void *suhosin_zend_destroy_property_info_internal = zend_destroy_property_info_internal;
5010 +void *suhosin_zend_destroy_property_info = zend_destroy_property_info;
5011 +#endif
5012 +
5013 static void build_runtime_defined_function_key(zval *result, const char *name, int name_length TSRMLS_DC) /* {{{ */
5014 {
5015 char char_pos_buf[32];
5016 diff -Naur php-5.3.3/Zend/zend_compile.h php-5.3.3-magellan/Zend/zend_compile.h
5017 --- php-5.3.3/Zend/zend_compile.h 2010-06-10 11:13:22.000000000 +0200
5018 +++ php-5.3.3-magellan/Zend/zend_compile.h 2010-07-26 12:11:25.000000000 +0200
5019 @@ -606,6 +606,11 @@
5020 ZEND_API int zend_auto_global_disable_jit(const char *varname, zend_uint varname_length TSRMLS_DC);
5021 ZEND_API size_t zend_dirname(char *path, size_t len);
5022
5023 +#if SUHOSIN_PATCH
5024 +extern void *suhosin_zend_destroy_property_info_internal;
5025 +extern void *suhosin_zend_destroy_property_info;
5026 +#endif
5027 +
5028 int zendlex(znode *zendlval TSRMLS_DC);
5029
5030 /* BEGIN: OPCODES */
5031 diff -Naur php-5.3.3/Zend/zend_constants.c php-5.3.3-magellan/Zend/zend_constants.c
5032 --- php-5.3.3/Zend/zend_constants.c 2010-01-05 21:46:53.000000000 +0100
5033 +++ php-5.3.3-magellan/Zend/zend_constants.c 2010-07-26 12:11:25.000000000 +0200
5034 @@ -113,6 +113,76 @@
5035
5036 REGISTER_MAIN_LONG_CONSTANT("E_ALL", E_ALL, CONST_PERSISTENT | CONST_CS);
5037
5038 +#if SUHOSIN_PATCH
5039 + REGISTER_MAIN_LONG_CONSTANT("S_MEMORY", S_MEMORY, CONST_PERSISTENT | CONST_CS);
5040 + REGISTER_MAIN_LONG_CONSTANT("S_VARS", S_VARS, CONST_PERSISTENT | CONST_CS);
5041 + REGISTER_MAIN_LONG_CONSTANT("S_FILES", S_FILES, CONST_PERSISTENT | CONST_CS);
5042 + REGISTER_MAIN_LONG_CONSTANT("S_INCLUDE", S_INCLUDE, CONST_PERSISTENT | CONST_CS);
5043 + REGISTER_MAIN_LONG_CONSTANT("S_SQL", S_SQL, CONST_PERSISTENT | CONST_CS);
5044 + REGISTER_MAIN_LONG_CONSTANT("S_EXECUTOR", S_EXECUTOR, CONST_PERSISTENT | CONST_CS);
5045 + REGISTER_MAIN_LONG_CONSTANT("S_MAIL", S_MAIL, CONST_PERSISTENT | CONST_CS);
5046 + REGISTER_MAIN_LONG_CONSTANT("S_SESSION", S_SESSION, CONST_PERSISTENT | CONST_CS);
5047 + REGISTER_MAIN_LONG_CONSTANT("S_MISC", S_MISC, CONST_PERSISTENT | CONST_CS);
5048 + REGISTER_MAIN_LONG_CONSTANT("S_INTERNAL", S_INTERNAL, CONST_PERSISTENT | CONST_CS);
5049 + REGISTER_MAIN_LONG_CONSTANT("S_ALL", S_ALL, CONST_PERSISTENT | CONST_CS);
5050 +
5051 + /* error levels */
5052 + REGISTER_MAIN_LONG_CONSTANT("LOG_EMERG", LOG_EMERG, CONST_CS | CONST_PERSISTENT); /* system unusable */
5053 + REGISTER_MAIN_LONG_CONSTANT("LOG_ALERT", LOG_ALERT, CONST_CS | CONST_PERSISTENT); /* immediate action required */
5054 + REGISTER_MAIN_LONG_CONSTANT("LOG_CRIT", LOG_CRIT, CONST_CS | CONST_PERSISTENT); /* critical conditions */
5055 + REGISTER_MAIN_LONG_CONSTANT("LOG_ERR", LOG_ERR, CONST_CS | CONST_PERSISTENT);
5056 + REGISTER_MAIN_LONG_CONSTANT("LOG_WARNING", LOG_WARNING, CONST_CS | CONST_PERSISTENT);
5057 + REGISTER_MAIN_LONG_CONSTANT("LOG_NOTICE", LOG_NOTICE, CONST_CS | CONST_PERSISTENT);
5058 + REGISTER_MAIN_LONG_CONSTANT("LOG_INFO", LOG_INFO, CONST_CS | CONST_PERSISTENT);
5059 + REGISTER_MAIN_LONG_CONSTANT("LOG_DEBUG", LOG_DEBUG, CONST_CS | CONST_PERSISTENT);
5060 + /* facility: type of program logging the message */
5061 + REGISTER_MAIN_LONG_CONSTANT("LOG_KERN", LOG_KERN, CONST_CS | CONST_PERSISTENT);
5062 + REGISTER_MAIN_LONG_CONSTANT("LOG_USER", LOG_USER, CONST_CS | CONST_PERSISTENT); /* generic user level */
5063 + REGISTER_MAIN_LONG_CONSTANT("LOG_MAIL", LOG_MAIL, CONST_CS | CONST_PERSISTENT); /* log to email */
5064 + REGISTER_MAIN_LONG_CONSTANT("LOG_DAEMON", LOG_DAEMON, CONST_CS | CONST_PERSISTENT); /* other system daemons */
5065 + REGISTER_MAIN_LONG_CONSTANT("LOG_AUTH", LOG_AUTH, CONST_CS | CONST_PERSISTENT);
5066 + REGISTER_MAIN_LONG_CONSTANT("LOG_SYSLOG", LOG_SYSLOG, CONST_CS | CONST_PERSISTENT);
5067 + REGISTER_MAIN_LONG_CONSTANT("LOG_LPR", LOG_LPR, CONST_CS | CONST_PERSISTENT);
5068 +#ifdef LOG_NEWS
5069 + /* No LOG_NEWS on HP-UX */
5070 + REGISTER_MAIN_LONG_CONSTANT("LOG_NEWS", LOG_NEWS, CONST_CS | CONST_PERSISTENT); /* usenet new */
5071 +#endif
5072 +#ifdef LOG_UUCP
5073 + /* No LOG_UUCP on HP-UX */
5074 + REGISTER_MAIN_LONG_CONSTANT("LOG_UUCP", LOG_UUCP, CONST_CS | CONST_PERSISTENT);
5075 +#endif
5076 +#ifdef LOG_CRON
5077 + /* apparently some systems don't have this one */
5078 + REGISTER_MAIN_LONG_CONSTANT("LOG_CRON", LOG_CRON, CONST_CS | CONST_PERSISTENT);
5079 +#endif
5080 +#ifdef LOG_AUTHPRIV
5081 + /* AIX doesn't have LOG_AUTHPRIV */
5082 + REGISTER_MAIN_LONG_CONSTANT("LOG_AUTHPRIV", LOG_AUTHPRIV, CONST_CS | CONST_PERSISTENT);
5083 +#endif
5084 +#ifndef PHP_WIN32
5085 + REGISTER_MAIN_LONG_CONSTANT("LOG_LOCAL0", LOG_LOCAL0, CONST_CS | CONST_PERSISTENT);
5086 + REGISTER_MAIN_LONG_CONSTANT("LOG_LOCAL1", LOG_LOCAL1, CONST_CS | CONST_PERSISTENT);
5087 + REGISTER_MAIN_LONG_CONSTANT("LOG_LOCAL2", LOG_LOCAL2, CONST_CS | CONST_PERSISTENT);
5088 + REGISTER_MAIN_LONG_CONSTANT("LOG_LOCAL3", LOG_LOCAL3, CONST_CS | CONST_PERSISTENT);
5089 + REGISTER_MAIN_LONG_CONSTANT("LOG_LOCAL4", LOG_LOCAL4, CONST_CS | CONST_PERSISTENT);
5090 + REGISTER_MAIN_LONG_CONSTANT("LOG_LOCAL5", LOG_LOCAL5, CONST_CS | CONST_PERSISTENT);
5091 + REGISTER_MAIN_LONG_CONSTANT("LOG_LOCAL6", LOG_LOCAL6, CONST_CS | CONST_PERSISTENT);
5092 + REGISTER_MAIN_LONG_CONSTANT("LOG_LOCAL7", LOG_LOCAL7, CONST_CS | CONST_PERSISTENT);
5093 +#endif
5094 + /* options */
5095 + REGISTER_MAIN_LONG_CONSTANT("LOG_PID", LOG_PID, CONST_CS | CONST_PERSISTENT);
5096 + REGISTER_MAIN_LONG_CONSTANT("LOG_CONS", LOG_CONS, CONST_CS | CONST_PERSISTENT);
5097 + REGISTER_MAIN_LONG_CONSTANT("LOG_ODELAY", LOG_ODELAY, CONST_CS | CONST_PERSISTENT);
5098 + REGISTER_MAIN_LONG_CONSTANT("LOG_NDELAY", LOG_NDELAY, CONST_CS | CONST_PERSISTENT);
5099 +#ifdef LOG_NOWAIT
5100 + REGISTER_MAIN_LONG_CONSTANT("LOG_NOWAIT", LOG_NOWAIT, CONST_CS | CONST_PERSISTENT);
5101 +#endif
5102 +#ifdef LOG_PERROR
5103 + /* AIX doesn't have LOG_PERROR */
5104 + REGISTER_MAIN_LONG_CONSTANT("LOG_PERROR", LOG_PERROR, CONST_CS | CONST_PERSISTENT); /*log to stderr*/
5105 +#endif
5106 +#endif
5107 +
5108 /* true/false constants */
5109 {
5110 zend_constant c;
5111 diff -Naur php-5.3.3/Zend/Zend.dsp php-5.3.3-magellan/Zend/Zend.dsp
5112 --- php-5.3.3/Zend/Zend.dsp 2009-03-18 11:18:10.000000000 +0100
5113 +++ php-5.3.3-magellan/Zend/Zend.dsp 2010-07-26 12:15:31.000000000 +0200
5114 @@ -247,6 +247,14 @@
5115 # End Source File
5116 # Begin Source File
5117
5118 +SOURCE=.\zend_canary.c
5119 +# End Source File
5120 +# Begin Source File
5121 +
5122 +SOURCE=.\zend_alloc_canary.c
5123 +# End Source File
5124 +# Begin Source File
5125 +
5126 SOURCE=.\zend_ts_hash.c
5127 # End Source File
5128 # Begin Source File
5129 diff -Naur php-5.3.3/Zend/zend_errors.h php-5.3.3-magellan/Zend/zend_errors.h
5130 --- php-5.3.3/Zend/zend_errors.h 2010-01-05 21:46:53.000000000 +0100
5131 +++ php-5.3.3-magellan/Zend/zend_errors.h 2010-07-26 12:11:25.000000000 +0200
5132 @@ -41,6 +41,20 @@
5133 #define E_ALL (E_ERROR | E_WARNING | E_PARSE | E_NOTICE | E_CORE_ERROR | E_CORE_WARNING | E_COMPILE_ERROR | E_COMPILE_WARNING | E_USER_ERROR | E_USER_WARNING | E_USER_NOTICE | E_RECOVERABLE_ERROR | E_DEPRECATED | E_USER_DEPRECATED)
5134 #define E_CORE (E_CORE_ERROR | E_CORE_WARNING)
5135
5136 +#if SUHOSIN_PATCH
5137 +#define S_MEMORY (1<<0L)
5138 +#define S_MISC (1<<1L)
5139 +#define S_VARS (1<<2L)
5140 +#define S_FILES (1<<3L)
5141 +#define S_INCLUDE (1<<4L)
5142 +#define S_SQL (1<<5L)
5143 +#define S_EXECUTOR (1<<6L)
5144 +#define S_MAIL (1<<7L)
5145 +#define S_SESSION (1<<8L)
5146 +#define S_INTERNAL (1<<29L)
5147 +#define S_ALL (S_MEMORY | S_VARS | S_INCLUDE | S_FILES | S_MAIL | S_SESSION | S_MISC | S_SQL | S_EXECUTOR)
5148 +#endif
5149 +
5150 #endif /* ZEND_ERRORS_H */
5151
5152 /*
5153 diff -Naur php-5.3.3/Zend/zend.h php-5.3.3-magellan/Zend/zend.h
5154 --- php-5.3.3/Zend/zend.h 2010-01-15 19:26:53.000000000 +0100
5155 +++ php-5.3.3-magellan/Zend/zend.h 2010-07-26 12:11:25.000000000 +0200
5156 @@ -627,6 +627,9 @@
5157 extern int (*zend_vspprintf)(char **pbuf, size_t max_len, const char *format, va_list ap);
5158 extern ZEND_API char *(*zend_getenv)(char *name, size_t name_len TSRMLS_DC);
5159 extern ZEND_API char *(*zend_resolve_path)(const char *filename, int filename_len TSRMLS_DC);
5160 +#if SUHOSIN_PATCH
5161 +extern ZEND_API void (*zend_suhosin_log)(int loglevel, char *fmt, ...);
5162 +#endif
5163
5164 ZEND_API void zend_error(int type, const char *format, ...) ZEND_ATTRIBUTE_FORMAT(printf, 2, 3);
5165
5166 @@ -771,6 +774,16 @@
5167 ZEND_API void zend_replace_error_handling(zend_error_handling_t error_handling, zend_class_entry *exception_class, zend_error_handling *current TSRMLS_DC);
5168 ZEND_API void zend_restore_error_handling(zend_error_handling *saved TSRMLS_DC);
5169
5170 +#if SUHOSIN_PATCH
5171 +#include "suhosin_globals.h"
5172 +#include "suhosin_patch.h"
5173 +#include "php_syslog.h"
5174 +
5175 +ZEND_API void zend_canary(void *buf, int len);
5176 +ZEND_API char suhosin_get_config(int element);
5177 +
5178 +#endif
5179 +
5180 #endif /* ZEND_H */
5181
5182 /*
5183 diff -Naur php-5.3.3/Zend/zend_hash.c php-5.3.3-magellan/Zend/zend_hash.c
5184 --- php-5.3.3/Zend/zend_hash.c 2010-05-03 18:36:04.000000000 +0200
5185 +++ php-5.3.3-magellan/Zend/zend_hash.c 2010-07-26 12:11:25.000000000 +0200
5186 @@ -20,6 +20,7 @@
5187 /* $Id: php5-5.3.3-suhosin-0.9.10-2.patch,v 1.1 2010-08-22 18:31:04 niro Exp $ */
5188
5189 #include "zend.h"
5190 +#include "zend_compile.h"
5191
5192 #define CONNECT_TO_BUCKET_DLLIST(element, list_head) \
5193 (element)->pNext = (list_head); \
5194 @@ -133,6 +134,199 @@
5195 }
5196
5197
5198 +#if SUHOSIN_PATCH
5199 +#ifdef ZTS
5200 +static MUTEX_T zend_hash_dprot_mx_reader;
5201 +static MUTEX_T zend_hash_dprot_mx_writer;
5202 +static unsigned int zend_hash_dprot_reader;
5203 +#endif
5204 +static unsigned int zend_hash_dprot_counter;
5205 +static unsigned int zend_hash_dprot_curmax;
5206 +static dtor_func_t *zend_hash_dprot_table = NULL;
5207 +
5208 +static void zend_hash_dprot_begin_read()
5209 +{
5210 +#ifdef ZTS
5211 + tsrm_mutex_lock(zend_hash_dprot_mx_reader);
5212 + if ((++(zend_hash_dprot_reader)) == 1) {
5213 + tsrm_mutex_lock(zend_hash_dprot_mx_writer);
5214 + }
5215 + tsrm_mutex_unlock(zend_hash_dprot_mx_reader);
5216 +#endif
5217 +}
5218 +
5219 +static void zend_hash_dprot_end_read()
5220 +{
5221 +#ifdef ZTS
5222 + tsrm_mutex_lock(zend_hash_dprot_mx_reader);
5223 + if ((--(zend_hash_dprot_reader)) == 0) {
5224 + tsrm_mutex_unlock(zend_hash_dprot_mx_writer);
5225 + }
5226 + tsrm_mutex_unlock(zend_hash_dprot_mx_reader);
5227 +#endif
5228 +}
5229 +
5230 +static void zend_hash_dprot_begin_write()
5231 +{
5232 +#ifdef ZTS
5233 + tsrm_mutex_lock(zend_hash_dprot_mx_writer);
5234 +#endif
5235 +}
5236 +
5237 +static void zend_hash_dprot_end_write()
5238 +{
5239 +#ifdef ZTS
5240 + tsrm_mutex_unlock(zend_hash_dprot_mx_writer);
5241 +#endif
5242 +}
5243 +
5244 +/*ZEND_API void zend_hash_dprot_dtor()
5245 +{
5246 +#ifdef ZTS
5247 + tsrm_mutex_free(zend_hash_dprot_mx_reader);
5248 + tsrm_mutex_free(zend_hash_dprot_mx_writer);
5249 +#endif
5250 + free(zend_hash_dprot_table);
5251 +}*/
5252 +
5253 +static void zend_hash_add_destructor(dtor_func_t pDestructor)
5254 +{
5255 + int left, right, mid;
5256 + zend_bool found = 0;
5257 + unsigned long value;
5258 +
5259 + if (pDestructor == NULL || pDestructor == ZVAL_PTR_DTOR || pDestructor == ZVAL_INTERNAL_PTR_DTOR
5260 + || pDestructor == ZEND_FUNCTION_DTOR || pDestructor == ZEND_CLASS_DTOR) {
5261 + return;
5262 + }
5263 +
5264 + if (zend_hash_dprot_table == NULL) {
5265 +#ifdef ZTS
5266 + zend_hash_dprot_mx_reader = tsrm_mutex_alloc();
5267 + zend_hash_dprot_mx_writer = tsrm_mutex_alloc();
5268 + zend_hash_dprot_reader = 0;
5269 +#endif
5270 + zend_hash_dprot_counter = 0;
5271 + zend_hash_dprot_curmax = 256;
5272 + zend_hash_dprot_table = (dtor_func_t *) malloc(256 * sizeof(dtor_func_t));
5273 + }
5274 +
5275 + zend_hash_dprot_begin_write();
5276 +
5277 + if (zend_hash_dprot_counter == 0) {
5278 + zend_hash_dprot_counter++;
5279 + zend_hash_dprot_table[0] = pDestructor;
5280 + } else {
5281 + value = (unsigned long) pDestructor;
5282 + left = 0;
5283 + right = zend_hash_dprot_counter-1;
5284 + mid = 0;
5285 +
5286 + while (left < right) {
5287 + mid = (right - left) >> 1;
5288 + mid += left;
5289 + if ((unsigned long)zend_hash_dprot_table[mid] == value) {
5290 + found = 1;
5291 + break;
5292 + }
5293 + if (value < (unsigned long)zend_hash_dprot_table[mid]) {
5294 + right = mid-1;
5295 + } else {
5296 + left = mid+1;
5297 + }
5298 + }
5299 + if ((unsigned long)zend_hash_dprot_table[left] == value) {
5300 + found = 1;
5301 + }
5302 +
5303 + if (!found) {
5304 +
5305 + if (zend_hash_dprot_counter >= zend_hash_dprot_curmax) {
5306 + zend_hash_dprot_curmax += 256;
5307 + zend_hash_dprot_table = (dtor_func_t *) realloc(zend_hash_dprot_table, zend_hash_dprot_curmax * sizeof(dtor_func_t));
5308 + }
5309 +
5310 + if ((unsigned long)zend_hash_dprot_table[left] < value) {
5311 + memmove(zend_hash_dprot_table+left+2, zend_hash_dprot_table+left+1, (zend_hash_dprot_counter-left-1)*sizeof(dtor_func_t));
5312 + zend_hash_dprot_table[left+1] = pDestructor;
5313 + } else {
5314 + memmove(zend_hash_dprot_table+left+1, zend_hash_dprot_table+left, (zend_hash_dprot_counter-left)*sizeof(dtor_func_t));
5315 + zend_hash_dprot_table[left] = pDestructor;
5316 + }
5317 +
5318 + zend_hash_dprot_counter++;
5319 + }
5320 + }
5321 +
5322 + zend_hash_dprot_end_write();
5323 +}
5324 +
5325 +static void zend_hash_check_destructor(dtor_func_t pDestructor)
5326 +{
5327 + unsigned long value;
5328 +
5329 + if (pDestructor == NULL || pDestructor == ZVAL_PTR_DTOR || pDestructor == ZVAL_INTERNAL_PTR_DTOR
5330 +#ifdef ZEND_ENGINE_2
5331 + || pDestructor == suhosin_zend_destroy_property_info_internal || pDestructor == suhosin_zend_destroy_property_info
5332 +#endif
5333 + || pDestructor == ZEND_FUNCTION_DTOR || pDestructor == ZEND_CLASS_DTOR) {
5334 + return;
5335 + }
5336 +
5337 + zend_hash_dprot_begin_read();
5338 +
5339 + if (zend_hash_dprot_counter > 0) {
5340 + int left, right, mid;
5341 + zend_bool found = 0;
5342 +
5343 + value = (unsigned long) pDestructor;
5344 + left = 0;
5345 + right = zend_hash_dprot_counter-1;
5346 +
5347 + while (left < right) {
5348 + mid = (right - left) >> 1;
5349 + mid += left;
5350 + if ((unsigned long)zend_hash_dprot_table[mid] == value) {
5351 + found = 1;
5352 + break;
5353 + }
5354 + if (value < (unsigned long)zend_hash_dprot_table[mid]) {
5355 + right = mid-1;
5356 + } else {
5357 + left = mid+1;
5358 + }
5359 + }
5360 + if ((unsigned long)zend_hash_dprot_table[left] == value) {
5361 + found = 1;
5362 + }
5363 +
5364 + if (!found) {
5365 + zend_hash_dprot_end_read();
5366 +
5367 + zend_suhosin_log(S_MEMORY, "possible memory corruption detected - unknown Hashtable destructor");
5368 + if (SUHOSIN_CONFIG(SUHOSIN_HT_IGNORE_INVALID_DESTRUCTOR) == 0) {
5369 + _exit(1);
5370 + }
5371 + return;
5372 + }
5373 +
5374 + } else {
5375 + zend_hash_dprot_end_read();
5376 +
5377 + zend_suhosin_log(S_MEMORY, "possible memory corruption detected - unknown Hashtable destructor");
5378 + if (SUHOSIN_CONFIG(SUHOSIN_HT_IGNORE_INVALID_DESTRUCTOR) == 0) {
5379 + _exit(1);
5380 + }
5381 + return;
5382 + }
5383 +
5384 + zend_hash_dprot_end_read();
5385 +}
5386 +
5387 +#else
5388 +#define zend_hash_add_destructor(pDestructor) do {} while(0)
5389 +#define zend_hash_check_destructor(pDestructor) do {} while(0)
5390 +#endif
5391
5392 ZEND_API int _zend_hash_init(HashTable *ht, uint nSize, hash_func_t pHashFunction, dtor_func_t pDestructor, zend_bool persistent ZEND_FILE_LINE_DC)
5393 {
5394 @@ -153,6 +347,7 @@
5395
5396 ht->nTableMask = ht->nTableSize - 1;
5397 ht->pDestructor = pDestructor;
5398 + zend_hash_add_destructor(pDestructor);
5399 ht->arBuckets = NULL;
5400 ht->pListHead = NULL;
5401 ht->pListTail = NULL;
5402 @@ -230,6 +425,7 @@
5403 return FAILURE;
5404 }
5405 #endif
5406 + zend_hash_check_destructor(ht->pDestructor);
5407 if (ht->pDestructor) {
5408 ht->pDestructor(p->pData);
5409 }
5410 @@ -295,6 +491,7 @@
5411 return FAILURE;
5412 }
5413 #endif
5414 + zend_hash_check_destructor(ht->pDestructor);
5415 if (ht->pDestructor) {
5416 ht->pDestructor(p->pData);
5417 }
5418 @@ -370,6 +567,7 @@
5419 return FAILURE;
5420 }
5421 #endif
5422 + zend_hash_check_destructor(ht->pDestructor);
5423 if (ht->pDestructor) {
5424 ht->pDestructor(p->pData);
5425 }
5426 @@ -493,6 +691,7 @@
5427 if (ht->pInternalPointer == p) {
5428 ht->pInternalPointer = p->pListNext;
5429 }
5430 + zend_hash_check_destructor(ht->pDestructor);
5431 if (ht->pDestructor) {
5432 ht->pDestructor(p->pData);
5433 }
5434 @@ -519,6 +718,7 @@
5435 SET_INCONSISTENT(HT_IS_DESTROYING);
5436
5437 p = ht->pListHead;
5438 + zend_hash_check_destructor(ht->pDestructor);
5439 while (p != NULL) {
5440 q = p;
5441 p = p->pListNext;
5442 @@ -545,6 +745,7 @@
5443 SET_INCONSISTENT(HT_CLEANING);
5444
5445 p = ht->pListHead;
5446 + zend_hash_check_destructor(ht->pDestructor);
5447 while (p != NULL) {
5448 q = p;
5449 p = p->pListNext;
5450 @@ -607,6 +808,7 @@
5451 ht->nNumOfElements--;
5452 HANDLE_UNBLOCK_INTERRUPTIONS();
5453
5454 + zend_hash_check_destructor(ht->pDestructor);
5455 if (ht->pDestructor) {
5456 ht->pDestructor(p->pData);
5457 }
5458 diff -Naur php-5.3.3/Zend/zend_llist.c php-5.3.3-magellan/Zend/zend_llist.c
5459 --- php-5.3.3/Zend/zend_llist.c 2010-01-05 21:46:53.000000000 +0100
5460 +++ php-5.3.3-magellan/Zend/zend_llist.c 2010-07-26 12:11:25.000000000 +0200
5461 @@ -23,6 +23,194 @@
5462 #include "zend_llist.h"
5463 #include "zend_qsort.h"
5464
5465 +#if SUHOSIN_PATCH
5466 +#ifdef ZTS
5467 +static MUTEX_T zend_llist_dprot_mx_reader;
5468 +static MUTEX_T zend_llist_dprot_mx_writer;
5469 +static unsigned int zend_llist_dprot_reader;
5470 +#endif
5471 +static unsigned int zend_llist_dprot_counter;
5472 +static unsigned int zend_llist_dprot_curmax;
5473 +static llist_dtor_func_t *zend_llist_dprot_table = NULL;
5474 +
5475 +static void zend_llist_dprot_begin_read()
5476 +{
5477 +#ifdef ZTS
5478 + tsrm_mutex_lock(zend_llist_dprot_mx_reader);
5479 + if ((++(zend_llist_dprot_reader)) == 1) {
5480 + tsrm_mutex_lock(zend_llist_dprot_mx_writer);
5481 + }
5482 + tsrm_mutex_unlock(zend_llist_dprot_mx_reader);
5483 +#endif
5484 +}
5485 +
5486 +static void zend_llist_dprot_end_read()
5487 +{
5488 +#ifdef ZTS
5489 + tsrm_mutex_lock(zend_llist_dprot_mx_reader);
5490 + if ((--(zend_llist_dprot_reader)) == 0) {
5491 + tsrm_mutex_unlock(zend_llist_dprot_mx_writer);
5492 + }
5493 + tsrm_mutex_unlock(zend_llist_dprot_mx_reader);
5494 +#endif
5495 +}
5496 +
5497 +static void zend_llist_dprot_begin_write()
5498 +{
5499 +#ifdef ZTS
5500 + tsrm_mutex_lock(zend_llist_dprot_mx_writer);
5501 +#endif
5502 +}
5503 +
5504 +static void zend_llist_dprot_end_write()
5505 +{
5506 +#ifdef ZTS
5507 + tsrm_mutex_unlock(zend_llist_dprot_mx_writer);
5508 +#endif
5509 +}
5510 +
5511 +/*ZEND_API void zend_llist_dprot_dtor()
5512 +{
5513 +#ifdef ZTS
5514 + tsrm_mutex_free(zend_llist_dprot_mx_reader);
5515 + tsrm_mutex_free(zend_llist_dprot_mx_writer);
5516 +#endif
5517 + free(zend_llist_dprot_table);
5518 +}*/
5519 +
5520 +static void zend_llist_add_destructor(llist_dtor_func_t pDestructor)
5521 +{
5522 + int left, right, mid;
5523 + zend_bool found = 0;
5524 + unsigned long value;
5525 +
5526 + if (pDestructor == NULL || pDestructor == ZVAL_PTR_DTOR) {
5527 + return;
5528 + }
5529 +
5530 + if (zend_llist_dprot_table == NULL) {
5531 +#ifdef ZTS
5532 + zend_llist_dprot_mx_reader = tsrm_mutex_alloc();
5533 + zend_llist_dprot_mx_writer = tsrm_mutex_alloc();
5534 + zend_llist_dprot_reader = 0;
5535 +#endif
5536 + zend_llist_dprot_counter = 0;
5537 + zend_llist_dprot_curmax = 256;
5538 + zend_llist_dprot_table = (llist_dtor_func_t *) malloc(256 * sizeof(llist_dtor_func_t));
5539 + }
5540 +
5541 + zend_llist_dprot_begin_write();
5542 +
5543 + if (zend_llist_dprot_counter == 0) {
5544 + zend_llist_dprot_counter++;
5545 + zend_llist_dprot_table[0] = pDestructor;
5546 + } else {
5547 + value = (unsigned long) pDestructor;
5548 + left = 0;
5549 + right = zend_llist_dprot_counter-1;
5550 + mid = 0;
5551 +
5552 + while (left < right) {
5553 + mid = (right - left) >> 1;
5554 + mid += left;
5555 + if ((unsigned long)zend_llist_dprot_table[mid] == value) {
5556 + found = 1;
5557 + break;
5558 + }
5559 + if (value < (unsigned long)zend_llist_dprot_table[mid]) {
5560 + right = mid-1;
5561 + } else {
5562 + left = mid+1;
5563 + }
5564 + }
5565 + if ((unsigned long)zend_llist_dprot_table[left] == value) {
5566 + found = 1;
5567 + }
5568 +
5569 + if (!found) {
5570 +
5571 + if (zend_llist_dprot_counter >= zend_llist_dprot_curmax) {
5572 + zend_llist_dprot_curmax += 256;
5573 + zend_llist_dprot_table = (llist_dtor_func_t *) realloc(zend_llist_dprot_table, zend_llist_dprot_curmax * sizeof(llist_dtor_func_t));
5574 + }
5575 +
5576 + if ((unsigned long)zend_llist_dprot_table[left] < value) {
5577 + memmove(zend_llist_dprot_table+left+2, zend_llist_dprot_table+left+1, (zend_llist_dprot_counter-left-1)*sizeof(llist_dtor_func_t));
5578 + zend_llist_dprot_table[left+1] = pDestructor;
5579 + } else {
5580 + memmove(zend_llist_dprot_table+left+1, zend_llist_dprot_table+left, (zend_llist_dprot_counter-left)*sizeof(llist_dtor_func_t));
5581 + zend_llist_dprot_table[left] = pDestructor;
5582 + }
5583 +
5584 + zend_llist_dprot_counter++;
5585 + }
5586 + }
5587 +
5588 + zend_llist_dprot_end_write();
5589 +}
5590 +
5591 +static void zend_llist_check_destructor(llist_dtor_func_t pDestructor)
5592 +{
5593 + unsigned long value;
5594 +
5595 + if (pDestructor == NULL || pDestructor == ZVAL_PTR_DTOR) {
5596 + return;
5597 + }
5598 +
5599 + zend_llist_dprot_begin_read();
5600 +
5601 + if (zend_llist_dprot_counter > 0) {
5602 + int left, right, mid;
5603 + zend_bool found = 0;
5604 +
5605 + value = (unsigned long) pDestructor;
5606 + left = 0;
5607 + right = zend_llist_dprot_counter-1;
5608 +
5609 + while (left < right) {
5610 + mid = (right - left) >> 1;
5611 + mid += left;
5612 + if ((unsigned long)zend_llist_dprot_table[mid] == value) {
5613 + found = 1;
5614 + break;
5615 + }
5616 + if (value < (unsigned long)zend_llist_dprot_table[mid]) {
5617 + right = mid-1;
5618 + } else {
5619 + left = mid+1;
5620 + }
5621 + }
5622 + if ((unsigned long)zend_llist_dprot_table[left] == value) {
5623 + found = 1;
5624 + }
5625 +
5626 + if (!found) {
5627 + zend_llist_dprot_end_read();
5628 +
5629 + zend_suhosin_log(S_MEMORY, "possible memory corruption detected - unknown llist destructor");
5630 + if (SUHOSIN_CONFIG(SUHOSIN_LL_IGNORE_INVALID_DESTRUCTOR) == 0) {
5631 + _exit(1);
5632 + }
5633 + return;
5634 + }
5635 +
5636 + } else {
5637 + zend_llist_dprot_end_read();
5638 +
5639 + zend_suhosin_log(S_MEMORY, "possible memory corruption detected - unknown llist destructor");
5640 + if (SUHOSIN_CONFIG(SUHOSIN_LL_IGNORE_INVALID_DESTRUCTOR) == 0) {
5641 + _exit(1);
5642 + }
5643 + return;
5644 + }
5645 +
5646 + zend_llist_dprot_end_read();
5647 +}
5648 +#else
5649 +#define zend_llist_add_destructor(pDestructor) do {} while(0)
5650 +#define zend_llist_check_destructor(pDestructor) do {} while(0)
5651 +#endif
5652 +
5653 ZEND_API void zend_llist_init(zend_llist *l, size_t size, llist_dtor_func_t dtor, unsigned char persistent)
5654 {
5655 l->head = NULL;
5656 @@ -30,6 +218,7 @@
5657 l->count = 0;
5658 l->size = size;
5659 l->dtor = dtor;
5660 + zend_llist_add_destructor(dtor);
5661 l->persistent = persistent;
5662 }
5663
5664 @@ -81,6 +270,7 @@
5665 } else {\
5666 (l)->tail = (current)->prev;\
5667 }\
5668 + zend_llist_check_destructor((l)->dtor); \
5669 if ((l)->dtor) {\
5670 (l)->dtor((current)->data);\
5671 }\
5672 @@ -108,6 +298,7 @@
5673 {
5674 zend_llist_element *current=l->head, *next;
5675
5676 + zend_llist_check_destructor(l->dtor);
5677 while (current) {
5678 next = current->next;
5679 if (l->dtor) {
5680 @@ -133,6 +324,7 @@
5681 zend_llist_element *old_tail;
5682 void *data;
5683
5684 + zend_llist_check_destructor((l)->dtor);
5685 if ((old_tail = l->tail)) {
5686 if (old_tail->prev) {
5687 old_tail->prev->next = NULL;
5688 diff -Naur php-5.3.3/Zend/zend_operators.c php-5.3.3-magellan/Zend/zend_operators.c
5689 --- php-5.3.3/Zend/zend_operators.c 2010-06-26 19:14:33.000000000 +0200
5690 +++ php-5.3.3-magellan/Zend/zend_operators.c 2010-07-26 12:11:25.000000000 +0200
5691 @@ -153,9 +153,14 @@
5692 case IS_STRING:
5693 {
5694 char *strval;
5695 + int strl;
5696
5697 strval = Z_STRVAL_P(op);
5698 - if ((Z_TYPE_P(op)=is_numeric_string(strval, Z_STRLEN_P(op), &Z_LVAL_P(op), &Z_DVAL_P(op), 1)) == 0) {
5699 + strl = Z_STRLEN_P(op);
5700 +#if SUHOSIN_PATCH
5701 + Z_STRLEN_P(op) = 0;
5702 +#endif
5703 + if ((Z_TYPE_P(op)=is_numeric_string(strval, strl, &Z_LVAL_P(op), &Z_DVAL_P(op), 1)) == 0) {
5704 ZVAL_LONG(op, 0);
5705 }
5706 STR_FREE(strval);
5707 @@ -187,7 +192,8 @@
5708 } else { \
5709 switch (Z_TYPE_P(op)) { \
5710 case IS_STRING: \
5711 - { \
5712 + { \
5713 + Z_STRLEN(holder) = 0; \
5714 if ((Z_TYPE(holder)=is_numeric_string(Z_STRVAL_P(op), Z_STRLEN_P(op), &Z_LVAL(holder), &Z_DVAL(holder), 1)) == 0) { \
5715 ZVAL_LONG(&(holder), 0); \
5716 } \
5717 @@ -229,6 +235,7 @@
5718 Z_LVAL(holder) = zend_dval_to_lval(Z_DVAL_P(op)); \
5719 break; \
5720 case IS_STRING: \
5721 + Z_STRLEN(holder) = 0; \
5722 Z_LVAL(holder) = strtol(Z_STRVAL_P(op), NULL, 10); \
5723 break; \
5724 case IS_ARRAY: \
5725 @@ -271,6 +278,7 @@
5726 Z_LVAL(holder) = (Z_DVAL_P(op) ? 1 : 0); \
5727 break; \
5728 case IS_STRING: \
5729 + Z_STRLEN(holder) = 0; \
5730 if (Z_STRLEN_P(op) == 0 \
5731 || (Z_STRLEN_P(op)==1 && Z_STRVAL_P(op)[0]=='0')) { \
5732 Z_LVAL(holder) = 0; \
5733 @@ -356,6 +364,9 @@
5734 {
5735 char *strval = Z_STRVAL_P(op);
5736
5737 +#if SUHOSIN_PATCH
5738 + Z_STRLEN_P(op) = 0;
5739 +#endif
5740 Z_LVAL_P(op) = strtol(strval, NULL, base);
5741 STR_FREE(strval);
5742 }
5743 @@ -416,6 +427,9 @@
5744 {
5745 char *strval = Z_STRVAL_P(op);
5746
5747 +#if SUHOSIN_PATCH
5748 + Z_STRLEN_P(op) = 0;
5749 +#endif
5750 Z_DVAL_P(op) = zend_strtod(strval, NULL);
5751 STR_FREE(strval);
5752 }
5753 @@ -502,8 +516,14 @@
5754
5755 if (Z_STRLEN_P(op) == 0
5756 || (Z_STRLEN_P(op)==1 && Z_STRVAL_P(op)[0]=='0')) {
5757 +#if SUHOSIN_PATCH
5758 + Z_STRLEN_P(op) = 0;
5759 +#endif
5760 Z_LVAL_P(op) = 0;
5761 } else {
5762 +#if SUHOSIN_PATCH
5763 + Z_STRLEN_P(op) = 0;
5764 +#endif
5765 Z_LVAL_P(op) = 1;
5766 }
5767 STR_FREE(strval);
5768 @@ -617,6 +637,9 @@
5769 *entry = *op;
5770 INIT_PZVAL(entry);
5771
5772 +#if SUHOSIN_PATCH
5773 + Z_STRLEN_P(op) = 0;
5774 +#endif
5775 switch (type) {
5776 case IS_ARRAY:
5777 ALLOC_HASHTABLE(Z_ARRVAL_P(op));
5778 diff -Naur php-5.3.3/Zend/ZendTS.dsp php-5.3.3-magellan/Zend/ZendTS.dsp
5779 --- php-5.3.3/Zend/ZendTS.dsp 2008-07-14 11:49:03.000000000 +0200
5780 +++ php-5.3.3-magellan/Zend/ZendTS.dsp 2010-07-26 12:16:10.000000000 +0200
5781 @@ -277,6 +277,14 @@
5782 # End Source File
5783 # Begin Source File
5784
5785 +SOURCE=.\zend_canary.c
5786 +# End Source File
5787 +# Begin Source File
5788 +
5789 +SOURCE=.\zend_alloc_canary.c
5790 +# End Source File
5791 +# Begin Source File
5792 +
5793 SOURCE=.\zend_ts_hash.c
5794 # End Source File
5795 # Begin Source File
5796 diff -Naur php-5.3.3/Zend/zend_variables.c php-5.3.3-magellan/Zend/zend_variables.c
5797 --- php-5.3.3/Zend/zend_variables.c 2010-01-11 11:07:10.000000000 +0100
5798 +++ php-5.3.3-magellan/Zend/zend_variables.c 2010-07-26 12:11:25.000000000 +0200
5799 @@ -34,6 +34,9 @@
5800 case IS_CONSTANT:
5801 CHECK_ZVAL_STRING_REL(zvalue);
5802 STR_FREE_REL(zvalue->value.str.val);
5803 +#if SUHOSIN_PATCH
5804 + zvalue->value.str.len = 0;
5805 +#endif
5806 break;
5807 case IS_ARRAY:
5808 case IS_CONSTANT_ARRAY: {
5809 @@ -78,6 +81,9 @@
5810 case IS_CONSTANT:
5811 CHECK_ZVAL_STRING_REL(zvalue);
5812 free(zvalue->value.str.val);
5813 +#if SUHOSIN_PATCH
5814 + zvalue->value.str.len = 0;
5815 +#endif
5816 break;
5817 case IS_ARRAY:
5818 case IS_CONSTANT_ARRAY: