Magellan Linux

Contents of /trunk/busybox/patches/busybox-1.20.2-fbsplash-tykef-1.0.patch

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Revision 1837 - (show annotations) (download)
Fri Jul 13 09:44:25 2012 UTC (11 years, 10 months ago) by niro
File size: 49226 byte(s)
-rediffed against busybox-1.20.2
1 diff -Naur busybox-1.20.2/miscutils/Config.src busybox-1.20.2-magellan/miscutils/Config.src
2 --- busybox-1.20.2/miscutils/Config.src 2012-06-26 15:35:45.000000000 +0200
3 +++ busybox-1.20.2-magellan/miscutils/Config.src 2012-07-13 12:32:32.086982678 +0200
4 @@ -276,7 +276,8 @@
5 select PLATFORM_LINUX
6 help
7 Shows splash image and progress bar on framebuffer device.
8 - Can be used during boot phase of an embedded device. ~2kb.
9 + Can be used during boot phase of an embedded device.
10 + Code size is 2..7kb depends on enabled features.
11 Usage:
12 - use kernel option 'vga=xxx' or otherwise enable fb device.
13 - put somewhere fbsplash.cfg file and an image in .ppm format.
14 @@ -292,6 +293,44 @@
15 "NN" (ASCII decimal number) - percentage to show on progress bar
16 "exit" - well you guessed it
17
18 +config FEATURE_FBSPLASH_8BPP
19 + bool "support 8bit depth with color mapping"
20 + depends on FBSPLASH
21 + help
22 + support for low color framebuffer that's need color mapping ~350 b
23 +
24 +config FEATURE_FBSPLASH_SPRITES
25 + bool "Render icons and animations"
26 + default n
27 + depends on FBSPLASH
28 + help
29 + This option adds the ability to display icons on the
30 + image displayed by the fbsplash applet. ~1.5kb.
31 + - command for fifo:
32 + "load:x:y:filename" - load images from file
33 + each sprite is one square area when image is wider than higher
34 + before load new sprite set, old area is cleared.
35 + "sprite:n" - show one sprite - sprite 0 is background.
36 + "anime:n:m:t" - anime from sprite n up/down to sprite m
37 + time between sprites is in t * 100 msec.
38 +
39 +config FEATURE_FBSPLASH_TEXT
40 + bool "text rendering"
41 + default n
42 + depends on FBSPLASH
43 + help
44 + This option adds the ability to print text messages on the
45 + image displayed by the fbsplash applet. ~2kb.
46 + - command for fifo:
47 + "write:string to print" - print the string after the word "write:"
48 +
49 +config FEATURE_FBSPLASH_FONTLOAD
50 + bool "font loading"
51 + depends on FEATURE_FBSPLASH_TEXT
52 + help
53 + The font is loaded from a standard console font file.
54 + Supported are psf v1.x and psf v2.0 files including mapping ~1kb.
55 +
56 config FLASHCP
57 bool "flashcp"
58 default n # doesn't build on Ubuntu 8.04
59 diff -Naur busybox-1.20.2/miscutils/fbsplash.c busybox-1.20.2-magellan/miscutils/fbsplash.c
60 --- busybox-1.20.2/miscutils/fbsplash.c 2012-06-26 15:35:45.000000000 +0200
61 +++ busybox-1.20.2-magellan/miscutils/fbsplash.c 2012-07-13 13:16:08.328982661 +0200
62 @@ -1,6 +1,7 @@
63 /* vi: set sw=4 ts=4: */
64 /*
65 * Copyright (C) 2008 Michele Sanges <michele.sanges@gmail.com>
66 + * Copyright (C) 2009 Jiri Gabriel <george.gabriel@seznam.cz>
67 *
68 * Licensed under GPLv2 or later, see file LICENSE in this source tree.
69 *
70 @@ -10,19 +11,51 @@
71 * - run applet: $ setsid fbsplash [params] &
72 * -c: hide cursor
73 * -d /dev/fbN: framebuffer device (if not /dev/fb0)
74 - * -s path_to_image_file (can be "-" for stdin)
75 + * -s path_to_image_file - ppm or ppm.gz or ppm.bz2
76 * -i path_to_cfg_file
77 * -f path_to_fifo (can be "-" for stdin)
78 + * -m font map file - standard psf file (v1 and v2) can be with unumap
79 * - if you want to run it only in presence of a kernel parameter
80 * (for example fbsplash=on), use:
81 * grep -q "fbsplash=on" </proc/cmdline && setsid fbsplash [params]
82 * - commands for fifo:
83 * "NN" (ASCII decimal number) - percentage to show on progress bar.
84 - * "exit" (or just close fifo) - well you guessed it.
85 + * if number is smaller than zero progress bar is filled from left.
86 + * "write:string to print" - print the string after the word "write:"
87 + * "exit" - well you guessed it.
88 + */
89 +
90 +/*
91 + * enhancements:
92 + * - framebuffer can be in depth 8,15,16,24,32 PSEUDOCOLR,TRUECOLOR
93 + * not only 16
94 + * - image file cannot be stdin
95 + * - bugfix: if virtual size is bigger than visual resolution
96 + * - progress bar can be dscending for shutdown (-1..-100)
97 + * - progress bar is from background picture + color in cfg - only colorize.
98 + * - bouncing bar - command "bounce" and at start.
99 + * - smaller image is shown centered on screen cfg positions recalc on demand.
100 + * - without text rendering and sprites grow size is only 800b.
101 + * text rendering:
102 + * - font is standard psf console font
103 + * - if font not specified or not compiled in fontload function
104 + * font is used from kernel using KDFONTOP / GIO_FONTX / GIO_FONT
105 + * - colorize text render by \033[30m .. \033[37m,\033[1;30 .. \033[1;37m
106 + * sprites:
107 + * - animated sprites load by fifo command "load:x:y:filename".
108 + * File is ppm format may be gzipped/bzipped or raw.
109 + * Frame/Icon is always square. Width of each Frame is image height.
110 + * Frame number 0 is always created for save background.
111 + * Transparent color is in ppm file is stored as #FF00FF - purple.
112 + * Show frame by pipe command "sprite:n" where n is frame number.
113 + * Run animated sequence by "anime:n:m:t" where
114 + * n is first frame m is last frame, t is time between displaying
115 + * frames in 0.1sec. n can be bigger than m for reverse order in anime.
116 */
117
118 //usage:#define fbsplash_trivial_usage
119 //usage: "-s IMGFILE [-c] [-d DEV] [-i INIFILE] [-f CMD]"
120 +//usage: IF_FEATURE_FBSPLASH_FONTLOAD("[-m FONTMAPFILE]")
121 //usage:#define fbsplash_full_usage "\n\n"
122 //usage: " -s Image"
123 //usage: "\n -c Hide cursor"
124 @@ -30,31 +63,157 @@
125 //usage: "\n -i Config file (var=value):"
126 //usage: "\n BAR_LEFT,BAR_TOP,BAR_WIDTH,BAR_HEIGHT"
127 //usage: "\n BAR_R,BAR_G,BAR_B"
128 +//usage: "\n TEXT_LEFT,TEXT_TOP,TEXT_R,TEXT_G,TEXT_B,TEXT_SIZE"
129 //usage: "\n -f Control pipe (else exit after drawing image)"
130 //usage: "\n commands: 'NN' (% for progress bar) or 'exit'"
131 +//usage: IF_FEATURE_FBSPLASH_FONTLOAD(
132 +//usage: "\n -m Font map file"
133 +//usage: "\n commands: 'NN' (% for progress bar), 'write:string to print' or 'exit'"
134 +//usage: )
135
136 #include "libbb.h"
137 +#if BB_BIG_ENDIAN
138 +#warning "fbsplash work only on little endian architecures. Sorry"
139 +int fbsplash_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
140 +int fbsplash_main(int argc UNUSED_PARAM, char **argv UNUSED_PARAM) {
141 + bb_error_msg_and_die("fbsplash not work on big endian architectures.");
142 + return 1;
143 +}
144 +
145 +#else
146 #include <linux/fb.h>
147
148 +#if ENABLE_FEATURE_FBSPLASH_TEXT
149 +#include <linux/kd.h>
150 +
151 +/* if you have fonts with sequences can turn this to 1 i not find any font with this feature
152 + ~510 bytes of code */
153 +#define ENABLE_FEATURE_FBSPLASH_PSFSEQS 0
154 +
155 +/* if you not use text colors and need optimize size - disable text colors
156 + ~250 bytes of code */
157 +#define ENABLE_FEATURE_FBSPLASH_TEXT_COLORS 1
158 +
159 +#if !defined(GIO_UNIMAP)
160 +struct unipair {
161 + unsigned short unicode;
162 + unsigned short fontpos;
163 +} __atribute__ ((packed));
164 +
165 +struct unimapdesc {
166 + unsigned short entry_ct;
167 + struct unipair *entries;
168 +} __atribute__ ((packed));
169 +#endif
170 +
171 +#if ENABLE_FEATURE_FBSPLASH_FONTLOAD
172 +
173 +enum { // uint16
174 + PSF1_MAGIC = 0x0436,
175 + PSF1_SEPARATOR = 0xFFFF,
176 + PSF1_STARTSEQ = 0xFFFE
177 +};
178 +
179 +enum { // uint32
180 + PSF2_MAGIC = 0x864ab572,
181 + PSF2_HAS_UNICODE_TABLE = 0x01, /* bits used in flags */
182 + PSF2_MAXVERSION = 0 /* max version recognized so far */
183 +};
184 +
185 +enum { // uint8
186 + PSF1_MODE512 = 0x01,
187 + PSF1_MODEHASTAB = 0x02,
188 + PSF1_MODEHASSEQ = 0x04,
189 + PSF1_MAXMODE = 0x05,
190 + PSF2_STARTSEQ = 0xFE,
191 + PSF2_SEPARATOR = 0xFF
192 +};
193 +
194 +struct psf1_header {
195 + uint16_t magic; /* Magic number */
196 + uint8_t mode; /* PSF font mode */
197 + uint8_t charsize; /* Character size */
198 +} __attribute__ ((packed));
199 +
200 +struct psf2_header {
201 + uint32_t magic;
202 + uint32_t version;
203 + uint32_t headersize; /* offset of bitmaps in file */
204 + uint32_t flags;
205 + uint32_t length; /* number of glyphs */
206 + uint32_t charsize; /* number of bytes for each character */
207 + uint32_t height, width; /* max dimensions of glyphs */
208 + /* charsize = height * ((width + 7) / 8) */
209 +} __attribute__ ((packed));
210 +
211 +#endif // FONTLOAD
212 +struct fbfont {
213 + uint8_t *mem1;
214 + uint8_t *glyphs;
215 + struct unimapdesc ud;
216 + int height;
217 + int width;
218 + int glyphcount;
219 + int charsize;
220 + int rowbytes;
221 +};
222 +
223 +#endif
224 +
225 +
226 /* If you want logging messages on /tmp/fbsplash.log... */
227 #define DEBUG 0
228
229 +
230 +typedef uint32_t RGB;
231 +
232 +struct sprite {
233 + int w,h,bw; // width height in pixels, width in bytes
234 + uint8_t pixbuf[0];
235 +};
236 +
237 +struct ppmfile {
238 + int fd;
239 + int sizx,sizy;
240 + int bufhead,buftail;
241 + uint8_t buf[0]; // buf for entire pixels row
242 +};
243 +
244 struct globals {
245 #if DEBUG
246 bool bdebug_messages; // enable/disable logging
247 FILE *logfile_fd; // log file
248 #endif
249 - unsigned char *addr; // pointer to framebuffer memory
250 - unsigned ns[7]; // n-parameters
251 + unsigned char *addr; // pointer to visible framebuffer memory
252 + unsigned char *mapaddr; // pointer to framebuffer memory
253 +#if ENABLE_FEATURE_FBSPLASH_TEXT
254 + #define FBCFGVALS 13
255 +#else
256 + #define FBCFGVALS 7
257 +#endif
258 + unsigned ns[FBCFGVALS]; // n-parameters
259 const char *image_filename;
260 struct fb_var_screeninfo scr_var;
261 struct fb_fix_screeninfo scr_fix;
262 - unsigned bytes_per_pixel;
263 + int bytes_per_pixel,x0,y0; // offset for centering
264 + struct sprite *spb1,*spb2;
265 +#if ENABLE_FEATURE_FBSPLASH_TEXT
266 + struct fbfont *font;
267 + struct sprite *spt;
268 + uint8_t *unknown_glyph;
269 +#if ENABLE_FEATURE_FBSPLASH_PSFSEQS
270 + uint8_t combglyph[4*32]; /* max width=32 max height=32 */
271 +#endif
272 +#endif
273 };
274 +
275 #define G (*ptr_to_globals)
276 #define INIT_G() do { \
277 SET_PTR_TO_GLOBALS(xzalloc(sizeof(G))); \
278 } while (0)
279 +#if ENABLE_FEATURE_FBSPLASH_TEXT
280 + #define GF (*(ptr_to_globals->font))
281 +#endif
282
283 #define nbar_width ns[0] // progress bar width
284 #define nbar_height ns[1] // progress bar height
285 @@ -63,6 +222,75 @@
286 #define nbar_colr ns[4] // progress bar color red component
287 #define nbar_colg ns[5] // progress bar color green component
288 #define nbar_colb ns[6] // progress bar color blue component
289 +#define text_posx ns[7] // text horizontal position
290 +#define text_posy ns[8] // text vertical position
291 +#define text_colr ns[9] // text color red component
292 +#define text_colg ns[10] // text color green component
293 +#define text_colb ns[11] // text color blue component
294 +#define text_size ns[12] // text size (1 to 4)
295 +
296 +/**
297 + * A function to compute pixel value
298 + */
299 +static RGB FAST_FUNC makecol(uint16_t r, uint16_t g, uint16_t b) {
300 + if (r > 255) r = 255;
301 + if (g > 255) g = 255;
302 + if (b > 255) b = 255;
303 +#if ENABLE_FEATURE_FBSPLASH_8BPP
304 + if (G.bytes_per_pixel == 1) {
305 + // mymap is 6*8*5 = 240 values on offset 16
306 + // (r/42.6666) + (g/32) + (b/51.2)
307 + return 16 + (((r << 8) + r) / 13107) * 40 +
308 + (((g << 8) + g) / 9362) * 5 +
309 + (((b << 8) + b) / 16383);
310 + }
311 +#endif
312 + return ((r >> (8 - G.scr_var.red.length )) << G.scr_var.red.offset) |
313 + ((g >> (8 - G.scr_var.green.length)) << G.scr_var.green.offset) |
314 + ((b >> (8 - G.scr_var.blue.length )) << G.scr_var.blue.offset);
315 +}
316 +
317 +/*
318 + * A function to put the pixel row
319 + */
320 +static void fb_putpixrow(int x, int y, int w, uint8_t *rgb) {
321 + uint8_t *a;
322 + int realw;
323 + if (x < 0 || y < 0 || x > G.scr_var.xres || y > G.scr_var.yres) return;
324 + a = G.addr + G.scr_fix.line_length * y + G.bytes_per_pixel * x;
325 + realw = ((x + w) < G.scr_var.xres ? w : G.scr_var.xres - x) * G.bytes_per_pixel;
326 + memcpy(a,rgb,realw);
327 + return;
328 +}
329 +
330 +/*
331 + * A function to put the sprite to position or fill sprite from videoram
332 + */
333 +static void fb_sprite(int x, int y, int x0, int width, struct sprite *s, int direction) {
334 + uint8_t *a,*p;
335 + int realw,iy;
336 +
337 + if (x < 0 || y < 0 || x > G.scr_var.xres || y > G.scr_var.yres ||
338 + x0 >= s->w || x0 < 0 || width > (s->w - x0)) {
339 + return;
340 + }
341 + realw = ((x + width) < G.scr_var.xres ? width : (G.scr_var.xres - x)) * G.bytes_per_pixel;
342 + a = G.addr + G.scr_fix.line_length * y + G.bytes_per_pixel * x;
343 + p = &(s->pixbuf[x0 * G.bytes_per_pixel]);
344 + for (iy = 0; iy < s->h; iy++) {
345 + if ((iy + y) > G.scr_var.yres) break;
346 + if (direction == 1) {
347 + memcpy(p,a,realw);
348 + } else {
349 + memcpy(a,p,realw);
350 + }
351 + a += G.scr_fix.line_length;
352 + p += s->bw;
353 + }
354 + return;
355 +}
356 +#define fb_putsprite(x,y,s) fb_sprite(x,y,0,s->w,s,0)
357 +#define fb_getsprite(x,y,s) fb_sprite(x,y,0,s->w,s,1)
358
359 #if DEBUG
360 #define DEBUG_MESSAGE(strMessage, args...) \
361 @@ -124,32 +352,60 @@
362 xioctl(fbfd, FBIOGET_VSCREENINFO, &G.scr_var);
363 xioctl(fbfd, FBIOGET_FSCREENINFO, &G.scr_fix);
364
365 - switch (G.scr_var.bits_per_pixel) {
366 - case 8:
367 - fb_setpal(fbfd);
368 - break;
369 -
370 - case 16:
371 - case 24:
372 - case 32:
373 - break;
374 -
375 - default:
376 - bb_error_msg_and_die("unsupported %u bpp", (int)G.scr_var.bits_per_pixel);
377 - break;
378 +#if ENABLE_FEATURE_FBSPLASH_8BPP
379 + if ((G.scr_var.bits_per_pixel < 8) ||
380 + (G.scr_fix.type != FB_TYPE_PACKED_PIXELS)) {
381 + bb_error_msg_and_die("only 8,15,16,24 and 32 bpp is supported");
382 }
383 -
384 - G.bytes_per_pixel = (G.scr_var.bits_per_pixel + 7) >> 3;
385 +#else
386 + if ((G.scr_var.bits_per_pixel < 15) ||
387 + (G.scr_fix.type != FB_TYPE_PACKED_PIXELS)) {
388 + bb_error_msg_and_die("only 15,16,24 and 32 bpp is supported");
389 + }
390 +#endif
391 + switch (G.scr_fix.visual) {
392 +#if ENABLE_FEATURE_FBSPLASH_8BPP
393 + case FB_VISUAL_PSEUDOCOLOR: do {
394 + uint8_t *cmem;
395 + struct fb_cmap *cmap;
396 + int r,g,b,i;
397 + cmem = xzalloc(sizeof(struct fb_cmap) + sizeof(uint16_t) * 3 * 256);
398 + cmap = (struct fb_cmap *)cmem;
399 + cmap->len = 256;
400 + cmap->red = (uint16_t *)&(cmem[sizeof(struct fb_cmap)]);
401 + cmap->green = &(cmap->red[256]);
402 + cmap->blue = &(cmap->green[256]);
403 + xioctl(fbfd, FBIOGETCMAP, cmem); // read original palette
404 + // fill cmap with my 6x8x5 pallette
405 + for (r = 0,i = 16; r < 6; r++) {
406 + for (g = 0; g < 8; g++) {
407 + for (b = 0; b < 5; b++, i++) {
408 + cmap->red[i] = r * 13107;
409 + cmap->green[i] = g * 9362;
410 + cmap->blue[i] = b * 16383;
411 + }
412 + }
413 + }
414 + xioctl(fbfd, FBIOPUTCMAP, cmem);
415 + free(cmem);
416 + } while(0);
417 +#endif
418 + case FB_VISUAL_TRUECOLOR:
419 + break;
420 + default:
421 + bb_error_msg_and_die("only TrueColor modes is supported");
422 + }
423 +
424 + G.bytes_per_pixel = (G.scr_var.bits_per_pixel + 7) / 8;
425
426 // map the device in memory
427 - G.addr = mmap(NULL,
428 - G.scr_var.yres * G.scr_fix.line_length,
429 + G.mapaddr = mmap(NULL,
430 + G.scr_var.yres_virtual * G.scr_fix.line_length ,
431 PROT_WRITE, MAP_SHARED, fbfd, 0);
432 - if (G.addr == MAP_FAILED)
433 + if (G.mapaddr == MAP_FAILED)
434 bb_perror_msg_and_die("mmap");
435 -
436 // point to the start of the visible screen
437 - G.addr += G.scr_var.yoffset * G.scr_fix.line_length + G.scr_var.xoffset * G.bytes_per_pixel;
438 + G.addr = G.mapaddr + G.scr_var.yoffset * G.scr_fix.line_length;
439 close(fbfd);
440 }
441
442 @@ -199,210 +455,788 @@
443
444
445 /**
446 - * Draw hollow rectangle on framebuffer
447 + * Draw a progress bar on framebuffer
448 + * \param frompct percentage on which bar starting
449 + * \param topct percentage where bar end
450 */
451 -static void fb_drawrectangle(void)
452 +static void fb_drawnbar(int frompct, int topct)
453 {
454 - int cnt;
455 - unsigned thispix;
456 - unsigned char *ptr1, *ptr2;
457 - unsigned char nred = G.nbar_colr/2;
458 - unsigned char ngreen = G.nbar_colg/2;
459 - unsigned char nblue = G.nbar_colb/2;
460 -
461 - thispix = fb_pixel_value(nred, ngreen, nblue);
462 -
463 - // horizontal lines
464 - ptr1 = G.addr + G.nbar_posy * G.scr_fix.line_length + G.nbar_posx * G.bytes_per_pixel;
465 - ptr2 = G.addr + (G.nbar_posy + G.nbar_height - 1) * G.scr_fix.line_length + G.nbar_posx * G.bytes_per_pixel;
466 - cnt = G.nbar_width - 1;
467 - do {
468 - fb_write_pixel(ptr1, thispix);
469 - fb_write_pixel(ptr2, thispix);
470 - ptr1 += G.bytes_per_pixel;
471 - ptr2 += G.bytes_per_pixel;
472 - } while (--cnt >= 0);
473 -
474 - // vertical lines
475 - ptr1 = G.addr + G.nbar_posy * G.scr_fix.line_length + G.nbar_posx * G.bytes_per_pixel;
476 - ptr2 = G.addr + G.nbar_posy * G.scr_fix.line_length + (G.nbar_posx + G.nbar_width - 1) * G.bytes_per_pixel;
477 - cnt = G.nbar_height - 1;
478 - do {
479 - fb_write_pixel(ptr1, thispix);
480 - fb_write_pixel(ptr2, thispix);
481 - ptr1 += G.scr_fix.line_length;
482 - ptr2 += G.scr_fix.line_length;
483 - } while (--cnt >= 0);
484 + int w0,w1,w2;
485 +
486 + if (G.spb1 == NULL || G.spb2 == NULL)
487 + return;
488 + if (frompct < 0 || frompct > 100 ||
489 + topct < 0 || topct > 100 ||
490 + frompct > topct) {
491 + return;
492 + }
493 +
494 + w0 = G.spb1->w * frompct / 100;
495 + w0 = (w0 > G.spb1->w ? G.spb1->w : w0);
496 + w2 = G.spb1->w * (100 - topct) / 100;
497 + w2 = ((w0 + w2) > G.spb1->w ? G.spb1->w - w0 : w2);
498 + w1 = G.spb1->w - w0 - w2;
499 + if (w0 > 0)
500 + fb_sprite(G.nbar_posx, G.nbar_posy, 0, w0, G.spb1, 0); // left "empty" area
501 + if (w1 > 0)
502 + fb_sprite(G.nbar_posx + w0, G.nbar_posy, w0, w1, G.spb2, 0); // filled area
503 + if (w2 > 0)
504 + fb_sprite(G.nbar_posx + w0 + w1, G.nbar_posy, w0 + w1, w2, G.spb1, 0); // right "empty" area
505 }
506
507 +static struct sprite *fb_newsprite(int pw, int ph, int scrx, int scry) {
508 + struct sprite *s;
509 + s=xmalloc(sizeof(struct sprite) +
510 + ph * pw * G.bytes_per_pixel);
511 + s->w = pw;
512 + s->h = ph;
513 + s->bw = pw * G.bytes_per_pixel;
514 + if (scrx >= 0) fb_getsprite(scrx, scry, s); // read
515 + return s;
516 +}
517
518 /**
519 - * Draw filled rectangle on framebuffer
520 - * \param nx1pos,ny1pos upper left position
521 - * \param nx2pos,ny2pos down right position
522 - * \param nred,ngreen,nblue rgb color
523 + * Open PPM file - must be binary, color maxval 255
524 */
525 -static void fb_drawfullrectangle(int nx1pos, int ny1pos, int nx2pos, int ny2pos,
526 - unsigned char nred, unsigned char ngreen, unsigned char nblue)
527 -{
528 - int cnt1, cnt2, nypos;
529 - unsigned thispix;
530 - unsigned char *ptr;
531 -
532 - thispix = fb_pixel_value(nred, ngreen, nblue);
533 -
534 - cnt1 = ny2pos - ny1pos;
535 - nypos = ny1pos;
536 - do {
537 - ptr = G.addr + nypos * G.scr_fix.line_length + nx1pos * G.bytes_per_pixel;
538 - cnt2 = nx2pos - nx1pos;
539 - do {
540 - fb_write_pixel(ptr, thispix);
541 - ptr += G.bytes_per_pixel;
542 - } while (--cnt2 >= 0);
543 +static struct ppmfile *ppm_open(const char *filename) {
544 + int i,k,l,val;
545 + struct ppmfile *p;
546 + uint8_t *s;
547 + char *e;
548 +
549 + i = open_zipped(filename);
550 + if (i == -1) return NULL;
551 + p = (struct ppmfile *) xmalloc(sizeof(struct ppmfile) + 600);
552 + // initial buf 600 bytes header cannot be larger
553 + p->fd = i;
554 + /* Parse ppm header:
555 + * - Magic: two characters "P6".
556 + * - Whitespace (blanks, TABs, CRs, LFs).
557 + * - A width, formatted as ASCII characters in decimal.
558 + * - Whitespace.
559 + * - A height, ASCII decimal.
560 + * - Whitespace.
561 + * - The maximum color value, ASCII decimal, in 0..65535
562 + * - Newline or other single whitespace character.
563 + * (we support newline only)
564 + * - A raster of Width * Height pixels in triplets of rgb
565 + * in pure binary by 1 or 2 bytes. (we support only 1 byte)
566 + */
567 + l=read(p->fd,&(p->buf[0]),600);
568 + if ((l < 0) || (p->buf[0] != 'P') || (p->buf[1] != '6')) {
569 + goto ppmopen_end;
570 + }
571 + for (s = &(p->buf[2]), i = 0, k = 0; s < &(p->buf[l]) && (k < 3); ) {
572 + switch (i) {
573 + case 0:
574 + if (*s <= ' ') {
575 + s++; // skip whitespaces
576 + } else {
577 + i++; // next state
578 + }
579 + break;
580 + case 1: // num or rmks
581 + if (*s == '#') {
582 + i = 2;
583 + } else {
584 + val=bb_strtoi((char *)s,&e,10);
585 + if (s == (uint8_t *)e) goto ppmopen_end; // no number - error
586 + s=(uint8_t *)e;
587 + i=0; // skip whitespaces
588 + switch (++k) {
589 + case 1: p->sizx = val; break;
590 + case 2: p->sizy = val; break;
591 + case 3:
592 + if (val > 255)
593 + goto ppmopen_end; // only 1 byte per color
594 + s++;
595 + p->bufhead = s - &(p->buf[0]);
596 + p->buftail = l;
597 + break;
598 + }
599 + }
600 + break;
601 + case 2: // skip to eol
602 + if (*s == 10) i=0;
603 + s++;
604 + break;
605 + }
606 + }
607 + if (p->sizx < 1 || p->sizy < 1) goto ppmopen_end;
608 + if (p->sizx > 200) {
609 + // buf is only 600 bytes = 200 pix prealocated - need more.
610 + p = xrealloc(p,sizeof(struct ppmfile) + 3 * p->sizx);
611 + }
612 + return p;
613 +
614 +ppmopen_end:
615 + close(p->fd);
616 + free(p);
617 + return NULL;
618 +}
619
620 - nypos++;
621 - } while (--cnt1 >= 0);
622 +/**
623 + * Read pixelline from ppm to internal buffer and return pointer
624 + */
625 +static uint8_t *ppm_readline(struct ppmfile *p) {
626 + int i;
627 + if (p==NULL) return NULL;
628 + if (p->bufhead < p->buftail) {
629 + // pack buffer
630 + for (i = 0; p->bufhead < p->buftail; i++) {
631 + p->buf[i]=p->buf[p->bufhead++];
632 + }
633 + p->buftail = i;
634 + } else {
635 + p->buftail = 0;
636 + }
637 + while (p->buftail < (p->sizx * 3)) {
638 + i=read(p->fd, &(p->buf[p->buftail]), (p->sizx * 3) - p->buftail);
639 + if (i < 0) return NULL;
640 + p->buftail += i;
641 + }
642 + p->bufhead = p->sizx * 3;
643 + return &(p->buf[0]);
644 }
645
646 +/**
647 + * Close ppmfile
648 + */
649 +static void ppm_close(struct ppmfile *p) {
650 + if (p == NULL) return;
651 + close(p->fd);
652 + free(p);
653 +}
654
655 /**
656 - * Draw a progress bar on framebuffer
657 - * \param percent percentage of loading
658 + * Draws a PPM image.
659 */
660 -static void fb_drawprogressbar(unsigned percent)
661 +static void fb_drawimage(void)
662 {
663 - int left_x, top_y, pos_x;
664 - unsigned width, height;
665 + struct ppmfile *ppm;
666 + unsigned char *pixel;
667 + unsigned char *rgbline,*rgbpix,*sprpix;
668 + RGB thispix;
669 + unsigned i, j, width, height;
670 +
671 + ppm = ppm_open(G.image_filename);
672 + if (ppm == NULL)
673 + bb_error_msg_and_die("PPM file %s cannot be opened",G.image_filename);
674 + width = ppm->sizx;
675 + height = ppm->sizy;
676 + if (width > G.scr_var.xres || height > G.scr_var.yres)
677 + bb_error_msg_and_die("PPM %dx%d does not match screen %dx%d",
678 + width, height, G.scr_var.xres, G.scr_var.yres);
679 + if (width > G.scr_var.xres)
680 + width = G.scr_var.xres;
681 + if (height > G.scr_var.yres)
682 + height = G.scr_var.yres;
683 +
684 + G.x0 = (width == G.scr_var.xres ? 0 : (G.scr_var.xres - width) / 2);
685 + G.y0 = (height == G.scr_var.yres ? 0 : (G.scr_var.yres - height) / 2);
686 + rgbline = xmalloc((width * G.bytes_per_pixel) + sizeof(RGB));
687
688 - // outer box
689 - left_x = G.nbar_posx;
690 - top_y = G.nbar_posy;
691 - width = G.nbar_width - 1;
692 - height = G.nbar_height - 1;
693 - if ((int)(height | width) < 0)
694 - return;
695 - // NB: "width" of 1 actually makes rect with width of 2!
696 - fb_drawrectangle();
697 + for (j = 0; j < height; j++) {
698 + pixel = ppm_readline(ppm);
699 + rgbpix = rgbline;
700 + if (pixel == NULL)
701 + bb_error_msg_and_die("bad PPM file '%s' line %d", G.image_filename,j);
702 + if (G.spb2 != NULL && j >= G.nbar_posy && j < (G.nbar_posy + G.spb2->h)) {
703 + sprpix = &(G.spb2->pixbuf[(j - G.nbar_posy) * G.spb2->bw]);
704 + } else {
705 + sprpix = NULL;
706 + }
707
708 - // inner "empty" rectangle
709 - left_x++;
710 - top_y++;
711 - width -= 2;
712 - height -= 2;
713 - if ((int)(height | width) < 0)
714 - return;
715 + for (i = 0; i < width; i++) {
716 + thispix = makecol(pixel[0],pixel[1],pixel[2]);
717 + *((RGB*)rgbpix) = thispix;
718 + if ((sprpix != NULL) && (i >= G.nbar_posx)) {
719 + if (G.nbar_colr >= 256) { // Multiple not add
720 + thispix = makecol((G.nbar_colr & 255) * pixel[0], (G.nbar_colg & 255) * pixel[1], (G.nbar_colb & 255) * pixel[2]);
721 + } else {
722 + thispix = makecol(G.nbar_colr + pixel[0], G.nbar_colg + pixel[1], G.nbar_colb + pixel[2]);
723 + }
724 + memcpy(sprpix,&thispix,G.bytes_per_pixel);
725 + if (i >= (G.nbar_posx + G.spb2->w - 1)) {
726 + sprpix = NULL;
727 + } else {
728 + sprpix += G.bytes_per_pixel;
729 + }
730 + }
731 + pixel += 3;
732 + rgbpix += G.bytes_per_pixel;
733 + }
734 + fb_putpixrow(G.x0,j + G.y0,width,rgbline);
735 + }
736 + free(rgbline);
737 + ppm_close(ppm);
738 + // recalc cfg if centered image
739 + G.nbar_posx += G.x0;
740 + G.nbar_posy += G.y0;
741 +#if ENABLE_FEATURE_FBSPLASH_TEXT
742 + G.text_posx += G.x0;
743 + G.text_posy += G.y0;
744 +#endif
745 +}
746
747 - pos_x = left_x;
748 - if (percent > 0) {
749 - int y;
750 - unsigned i;
751 +#if ENABLE_FEATURE_FBSPLASH_SPRITES
752 +/**
753 + * Read rectangle sprites from ppm file
754 + * \return pointer to array of sprites
755 + * \return number of sprites loaded
756 + */
757 +static struct sprite *fb_loadsprites(char *filename, int sx, int sy) {
758 + struct ppmfile *ppm;
759 + uint8_t *pixel, *rgbpix;
760 + struct sprite *s=NULL;
761 + int y,i;
762 + RGB thispix;
763 +
764 + if ((ppm = ppm_open(filename)) == NULL) goto readsprites_out;
765 + s = fb_newsprite(ppm->sizx + ppm->sizy, ppm->sizy, -1, -1);
766 + fb_sprite(sx + G.x0, sy + G.y0, 0, s->h, s, 1); // load square 0 - background
767 + rgbpix = &(s->pixbuf[0]);
768 + for (y = 0; y < ppm->sizy; y++) {
769 + // skip square 0
770 + rgbpix += s->h * G.bytes_per_pixel;
771 + // read from file
772 + pixel = ppm_readline(ppm);
773 + for (i = 0; (pixel != NULL) && (i < ppm->sizx); i++) {
774 + if (pixel[0]==0xFF && pixel[1]==0 && pixel[2]==0xFF) {
775 + // transparent color => get pixel from square 0
776 + memcpy(&thispix,
777 + &(s->pixbuf[y * s->bw + (i % s->h) * G.bytes_per_pixel]),
778 + G.bytes_per_pixel);
779 + } else {
780 + thispix = makecol(pixel[0],pixel[1],pixel[2]);
781 + }
782 + memcpy(rgbpix,&thispix,G.bytes_per_pixel);
783 + pixel += 3;
784 + rgbpix += G.bytes_per_pixel;
785 + }
786 + }
787 + ppm_close(ppm);
788 + return s;
789 +readsprites_out:
790 + if (s != NULL) free(s);
791 + return NULL;
792 +}
793 +
794 +#define fb_putanim(x,y,n,s) fb_sprite(x + G.x0,y + G.y0,s->h * n,s->h,s,0)
795 +#endif
796
797 - // actual progress bar
798 - pos_x += (unsigned)(width * percent) / 100;
799 +#if ENABLE_FEATURE_FBSPLASH_TEXT
800
801 - y = top_y;
802 - i = height;
803 - if (height == 0)
804 - height++; // divide by 0 is bad
805 - while (i >= 0) {
806 - // draw one-line thick "rectangle"
807 - // top line will have gray lvl 200, bottom one 100
808 - unsigned gray_level = 100 + i*100 / height;
809 - fb_drawfullrectangle(
810 - left_x, y, pos_x, y,
811 - gray_level, gray_level, gray_level);
812 - y++;
813 - i--;
814 +/*
815 + * A function to put the pixel
816 + */
817 +static void fb_putpixel(int x, int y, RGB rgb) {
818 + uint8_t *a;
819 + if (x < 0 || y < 0 || x > G.scr_var.xres || y > G.scr_var.yres) return;
820 + a=G.addr + G.scr_fix.line_length * y + G.bytes_per_pixel * x;
821 + memcpy(a,&rgb,G.bytes_per_pixel);
822 +
823 + return;
824 +}
825 +
826 +/**
827 + * UTF-8 - get one charcter and advance to next
828 + * ??? this function may be in libbb ???
829 + * \return UCS4 value
830 + */
831 +static uint32_t ucs4value(uint8_t **s) {
832 + uint8_t *c;
833 + uint32_t ucs,w;
834 + int count;
835 +
836 + if (s==NULL || *s==NULL || **s==0) return 0;
837 + c = *s;
838 + ucs = *c++;
839 + if (ucs >= 0xC0) { /* 0x80..0xBF is error in utf8 but i use as-is */
840 + for (w = ucs & 0x7F, count = 0;(w & 0x40) == 0x40; count++) {
841 + w <<= 1;
842 + }
843 + ucs=ucs & (0x7E >> count);
844 + for(; count > 0; count--) {
845 + if ((*c & 0xC0) != 0x80) { /* error in utf8 */
846 + ucs=0;
847 + break;
848 + }
849 + ucs = (ucs << 6) + (*c++ & 0x3F);
850 + }
851 + }
852 + *s=c;
853 + return ucs;
854 +}
855 +
856 +/**
857 + * Find in GF.ud.entries desired UTF-8 char and advance to next char
858 + * can combine glyphs in own memory
859 + * \param s pointer to utf8 char pointer
860 + * \return pinter to glyph
861 + */
862 +static uint8_t *getglyph(uint8_t **s) {
863 + uint32_t ucs;
864 + uint8_t *c,*g;
865 + int utflen,i;
866 +
867 + if (s == NULL || *s == NULL || **s == 0)
868 + return G.unknown_glyph; /* end of string - no advance */
869 + c = *s;
870 + ucs = ucs4value(&c);
871 + utflen = c - *s;
872 + g = G.unknown_glyph;
873 + if (GF.ud.entries == NULL) {
874 + if (ucs < GF.glyphcount) {
875 + g = GF.glyphs + GF.charsize * ucs;
876 + }
877 + } else if (ucs <= 0xFFFF) { // only ucs2
878 +#if ENABLE_FEATURE_FBSPLASH_PSFSEQS
879 + int j,compose;
880 + memset(G.combglyph,0,sizeof(G.combglyph));
881 + for (i = 0, compose=0; i < GF.ud.entry_ct; i++) {
882 + if (GF.ud.entries[i].unicode == ucs) {
883 + g=GF.glyphs +
884 + GF.ud.entries[i].fontpos * GF.charsize;
885 + for (j = 0; j < GF.charsize; j++) {
886 + G.combglyph[j] |= g[j];
887 + }
888 + compose++;
889 + }
890 }
891 + if (compose > 1) { // found more than one
892 + g = &(G.combglyph[0]);
893 + }
894 +#else
895 + // no sequences - first found win
896 + for (i = 0; i < GF.ud.entry_ct ; i++) {
897 + if (GF.ud.entries[i].unicode == ucs) {
898 + g = GF.glyphs + GF.ud.entries[i].fontpos * GF.charsize;
899 + break;
900 + }
901 + }
902 +#endif
903 }
904 + *s=c;
905 + return g;
906 +}
907
908 - fb_drawfullrectangle(
909 - pos_x, top_y,
910 - left_x + width, top_y + height,
911 - G.nbar_colr, G.nbar_colg, G.nbar_colb);
912 +/**
913 + * Draws a single character on framebuffer.
914 + * \param nXPos horizontal position from which draw the character.
915 + * \param nYPos vertical position from which draw the character.
916 + * \param nCharSize character scale factor [1..4].
917 + * \param pointer to *nChar character to draw - auto advance by utf8.
918 + * \param RGB color
919 + */
920 +static void fb_drawchar(int nXPos, int nYPos, int nCharSize,
921 + uint8_t **nChar, RGB thispix)
922 +{
923 + int x,y,px;
924 + uint8_t *glyph;
925 +
926 + if (G.font==NULL || GF.height==0 || GF.glyphs==NULL) return;
927 + if (G.unknown_glyph == NULL) {
928 + uint8_t *unknown;
929 + const uint8_t unconst[]="?";
930 + unknown=(uint8_t *)unconst;
931 + G.unknown_glyph = getglyph(&unknown);
932 + }
933 +
934 + glyph=getglyph(nChar);
935 + if (glyph==NULL) return;
936 + glyph-=GF.rowbytes;
937 + for (y = 0; y < (GF.height * nCharSize); y++) {
938 + if ((y % nCharSize) == 0) glyph+=GF.rowbytes;
939 + for (x = 0,px = -1; x < (GF.width * nCharSize); x++) {
940 + if ((x % nCharSize) == 0) px++;
941 + if ((glyph[px / 8] & (0x80 >> (px % 8))) != 0) {
942 + fb_putpixel(nXPos + x, nYPos + y,thispix);
943 + }
944 + }
945 + }
946 }
947
948
949 /**
950 - * Draw image from PPM file
951 + * Draws a string on framebuffer.
952 + * \param *strString pointer to the string.
953 */
954 -static void fb_drawimage(void)
955 +static void fb_drawstring(char *strString)
956 {
957 - FILE *theme_file;
958 - char *read_ptr;
959 - unsigned char *pixline;
960 - unsigned i, j, width, height, line_size;
961 + RGB thispix;
962 + int nCharSize;
963 + int x;
964 + uint8_t *c;
965 +
966 + // size check
967 + nCharSize = G.text_size;
968 + if (nCharSize < 1)
969 + nCharSize = 1;
970 + else if (nCharSize > 4)
971 + nCharSize = 4;
972 +
973 + if (G.font==NULL || GF.height==0 || GF.glyphs==NULL) return;
974 +
975 + // redraws the portion of image interested to the old write operation
976 + fb_putsprite(G.text_posx, G.text_posy, G.spt);
977 +
978 + // new write operation
979 + thispix=makecol(G.text_colr,G.text_colg,G.text_colb);
980 + for (x = G.text_posx, c = (uint8_t *)strString; *c != 0;) {
981 +#if ENABLE_FEATURE_FBSPLASH_TEXT_COLORS
982 + if (*c==0x1b && c[1]=='[') {
983 + long newcol=0,first;
984 + char *e;
985 + e=(char *)&(c[1]);
986 + do {
987 + first=newcol;
988 + ++e;
989 + newcol = strtol(e,&e,10);
990 + } while (*e == ';');
991 + if (*e == 'm' && ((newcol == 0) || (newcol >= 30 && newcol <= 37))) {
992 + if (newcol >= 30 && newcol <= 37) {
993 + if (newcol == 0 && first == 1) {
994 + thispix=makecol(0x33,0x33,0x33);
995 + } else {
996 + newcol -= 30;
997 + first = (first == 1 ? 0xFF : 0xCC);
998 + thispix=makecol((newcol & 1) ? first : 0,
999 + (newcol & 2) ? first : 0,
1000 + (newcol & 4) ? first : 0);
1001 + }
1002 + } else {
1003 + thispix=makecol(G.text_colr,G.text_colg,G.text_colb);
1004 + }
1005 + c=(uint8_t *)(++e);
1006 + continue;
1007 + }
1008 + }
1009 +#endif
1010 + fb_drawchar(x, G.text_posy, nCharSize, &c, thispix);
1011 + x += GF.width * nCharSize;
1012 + if (x >= G.scr_var.xres) break; // too long string
1013 + }
1014 +}
1015
1016 - if (LONE_DASH(G.image_filename)) {
1017 - theme_file = stdin;
1018 - } else {
1019 - int fd = open_zipped(G.image_filename);
1020 - if (fd < 0)
1021 - bb_simple_perror_msg_and_die(G.image_filename);
1022 - theme_file = xfdopen_for_read(fd);
1023 +/**
1024 + * Free readed font structure with all allocated memory
1025 + */
1026 +static void fb_freefont(void) {
1027 + if (G.font != NULL) {
1028 + if (GF.mem1 != NULL) free(GF.mem1);
1029 + if (GF.ud.entries != NULL) free(GF.ud.entries);
1030 + free(G.font);
1031 + G.font=NULL;
1032 }
1033 +}
1034
1035 - /* Parse ppm header:
1036 - * - Magic: two characters "P6".
1037 - * - Whitespace (blanks, TABs, CRs, LFs).
1038 - * - A width, formatted as ASCII characters in decimal.
1039 - * - Whitespace.
1040 - * - A height, ASCII decimal.
1041 - * - Whitespace.
1042 - * - The maximum color value, ASCII decimal, in 0..65535
1043 - * - Newline or other single whitespace character.
1044 - * (we support newline only)
1045 - * - A raster of Width * Height pixels in triplets of rgb
1046 - * in pure binary by 1 or 2 bytes. (we support only 1 byte)
1047 - */
1048 -#define concat_buf bb_common_bufsiz1
1049 - read_ptr = concat_buf;
1050 - while (1) {
1051 - int w, h, max_color_val;
1052 - int rem = concat_buf + sizeof(concat_buf) - read_ptr;
1053 - if (rem < 2
1054 - || fgets(read_ptr, rem, theme_file) == NULL
1055 - ) {
1056 - bb_error_msg_and_die("bad PPM file '%s'", G.image_filename);
1057 - }
1058 - read_ptr = strchrnul(read_ptr, '#');
1059 - *read_ptr = '\0'; /* ignore #comments */
1060 - if (sscanf(concat_buf, "P6 %u %u %u", &w, &h, &max_color_val) == 3
1061 - && max_color_val <= 255
1062 - ) {
1063 - width = w; /* w is on stack, width may be in register */
1064 - height = h;
1065 - break;
1066 +/**
1067 + * Read font and mapping from console using ioctl GIO_FONT and GIO_UNIMAP
1068 + */
1069 +static void fb_readvgafont(void) {
1070 + int fd,i;
1071 +#if (defined(KDFONTOP) && defined(KD_FONT_OP_GET)) || defined(GIO_FONTX)
1072 +#if defined(KDFONTOP) && defined(KD_FONT_OP_GET)
1073 + struct console_font_op fo;
1074 + fd = open(CURRENT_TTY,O_NONBLOCK);
1075 + if (fd == -1) return;
1076 +
1077 + fo.data = NULL;
1078 + fo.charcount = 0;
1079 + fo.height = 32; fo.width = 32; // max usable font size
1080 + fo.flags = 0;
1081 + fo.op = KD_FONT_OP_GET;
1082 + if (ioctl(fd, KDFONTOP, &fo) == 0) {
1083 + i = (fo.width + 7) / 8;
1084 + fo.data = xmalloc(fo.charcount * 32 * i);
1085 + if (ioctl(fd, KDFONTOP, &fo) == -1) {
1086 + free(fo.data);
1087 + goto fb_vgafontout;
1088 + }
1089 + }
1090 + if (G.font != NULL) fb_freefont();
1091 + G.font = (struct fbfont *) xzalloc(sizeof(struct fbfont));
1092 + GF.height = fo.height;
1093 + GF.glyphcount = fo.charcount;
1094 + GF.width = fo.width;
1095 + GF.rowbytes = (fo.width + 7) / 8;
1096 + GF.charsize = GF.height * GF.rowbytes;
1097 + GF.mem1 = (uint8_t *) xmalloc(GF.height * GF.glyphcount * GF.rowbytes);
1098 + GF.glyphs = GF.mem1;
1099 + for (i = 0; i < GF.glyphcount; i++) {
1100 + memcpy(&(GF.glyphs[i * GF.height * GF.rowbytes]),
1101 + &(fo.data[i * 32 * GF.rowbytes]),
1102 + GF.height * GF.rowbytes);
1103 + }
1104 + if (fo.data) free(fo.data);
1105 +#else // KDFONTOP / GIO_FONTX
1106 + struct consolefontdesc cfd;
1107 + int j;
1108 + fd = open(CURRENT_TTY,O_NONBLOCK);
1109 + if (fd == -1) return;
1110 +
1111 + cfd.chardata = NULL;
1112 + cfd.charcount = 0;
1113 + cfd.charheight = 0;
1114 + if (ioctl(fd, GIO_FONTX, &cfd) == 0) {
1115 + cfd.chardata = xmalloc(cfd.charcount * 32);
1116 + if (ioctl(fd, GIO_FONTX, &cfd) == -1) {
1117 + free(cfd.chardata);
1118 + goto fb_vgafontout;
1119 + }
1120 + } else {
1121 + cfd.charcount=256;
1122 + cfd.chardata = xmalloc(256 * 32);
1123 + if (ioctl(fd, GIO_FONT, cfd.chardata) != 0) {
1124 + free(cfd.chardata);
1125 + goto fb_vgafontout;
1126 + }
1127 + // compute real height
1128 + cfd.charheight=0;
1129 + for (j = 31; (j > 0) && (cfd.charheight == 0); j--) {
1130 + for (i = 0; (i < 256) && (cfd.charheight == 0); i++) {
1131 + if (cfd.chardata[i*32+j] != 0)
1132 + cfd.charheight=j;
1133 + }
1134 + }
1135 + }
1136 + if (cfd.charheight != 0) {
1137 + if (G.font != NULL) fb_freefont();
1138 + G.font = (struct fbfont *) xzalloc(sizeof(struct fbfont));
1139 + GF.charsize = cfd.charheight;
1140 + GF.height = GF.charsize;
1141 + GF.glyphcount = cfd.charcount;
1142 + GF.width = 8;
1143 + GF.rowbytes = 1;
1144 + GF.mem1 = (uint8_t *) xmalloc(GF.height * GF.glyphcount);
1145 + GF.glyphs = GF.mem1;
1146 + // pack font
1147 + for (i = 0; i < GF.glyphcount; i++) {
1148 + memcpy(&(GF.glyphs[i * GF.height]),
1149 + &(cfd.chardata[i * 32]),
1150 + GF.height);
1151 }
1152 }
1153 + free(cfd.chardata);
1154 +#endif // FONTOP / FONTX
1155 +#if defined(GIO_UNIMAP)
1156 + GF.ud.entry_ct = 0;
1157 + ioctl(fd, GIO_UNIMAP, &(GF.ud));
1158 + if (errno != ENOMEM) {
1159 + goto fb_vgafontout;
1160 + }
1161 + if (GF.ud.entry_ct > 0) {
1162 + GF.ud.entries = xmalloc(GF.ud.entry_ct * sizeof(struct unipair));
1163 + if (ioctl(fd, GIO_UNIMAP, &(GF.ud)) == -1) {
1164 + // error no unimap
1165 + free(GF.ud.entries);
1166 + GF.ud.entry_ct = 0;
1167 + }
1168 + }
1169 +#endif // GIO_UNIMAP
1170 +fb_vgafontout:
1171 + close(fd);
1172 +#endif // GIO_FONTX or KDFONTOP available
1173 + return;
1174 +}
1175
1176 - line_size = width*3;
1177 - pixline = xmalloc(line_size);
1178 +#if ENABLE_FEATURE_FBSPLASH_FONTLOAD
1179
1180 - if (width > G.scr_var.xres)
1181 - width = G.scr_var.xres;
1182 - if (height > G.scr_var.yres)
1183 - height = G.scr_var.yres;
1184 - for (j = 0; j < height; j++) {
1185 - unsigned char *pixel;
1186 - unsigned char *src;
1187 +static uint16_t nextuni(int ver, uint8_t *map, int *pos) {
1188 + uint16_t rv;
1189 + int i;
1190 + i=*pos;
1191 + if (ver==1) {
1192 + rv = map[i + 1];
1193 + rv = (rv << 8) + map[i];
1194 + i += 2;
1195 + } else { // ver 2
1196 + if (map[i] == 0xFF) rv = 0xFFFF;
1197 + else if (map[i] == 0xFE) rv = 0xFFFE;
1198 + else if (map[i] < 0xC0) rv = map[i];
1199 + else if (map[i] < 0xE0) {
1200 + rv = map[i] & 0x1F;
1201 + if ((map[i + 1] & 0xC0) == 0x80)
1202 + rv = (rv << 6) + (map[++i] & 0x3F);
1203 + } else if (map[i] < 0xF0) {
1204 + rv = map[i] & 0x0F;
1205 + if ((map[i + 1] & 0xC0) == 0x80)
1206 + rv = (rv << 6) + (map[++i] & 0x3F);
1207 + if ((map[i + 1] & 0xC0) == 0x80)
1208 + rv = (rv << 6) + (map[++i] & 0x3F);
1209 + } else rv = map[i];
1210 + i++;
1211 + }
1212 + *pos=i;
1213 + return rv;
1214 +}
1215
1216 - if (fread(pixline, 1, line_size, theme_file) != line_size)
1217 - bb_error_msg_and_die("bad PPM file '%s'", G.image_filename);
1218 - pixel = pixline;
1219 - src = G.addr + j * G.scr_fix.line_length;
1220 - for (i = 0; i < width; i++) {
1221 - unsigned thispix = fb_pixel_value(pixel[0], pixel[1], pixel[2]);
1222 - fb_write_pixel(src, thispix);
1223 - src += G.bytes_per_pixel;
1224 - pixel += 3;
1225 +/**
1226 + * Convert unimap from psf v1 and psf v2 to unimapdesc
1227 + */
1228 +static void convertmap(int ver, uint8_t *map, int mapsize, struct unimapdesc *ud) {
1229 + int i,j,k,glyph,glycodes;
1230 +#if ENABLE_FEATURE_FBSPLASH_PSFSEQS
1231 + int l, seqlen=0, *seq=NULL;
1232 +#endif
1233 + uint16_t e;
1234 + ud->entry_ct=0;
1235 + for (i = 0, glycodes=0; i < mapsize; ) {
1236 + e = nextuni(ver, map, &i);
1237 + if (e == PSF1_STARTSEQ) {
1238 +#if ENABLE_FEATURE_FBSPLASH_PSFSEQS
1239 + seqlen++;
1240 +#endif
1241 + e = nextuni(ver, map, &i);
1242 + while ((e != PSF1_SEPARATOR) && (i < mapsize)) {
1243 +#if ENABLE_FEATURE_FBSPLASH_PSFSEQS
1244 + ud->entry_ct += glycodes;
1245 +#endif
1246 + e = nextuni(ver, map, &i);
1247 + }
1248 + glycodes=0;
1249 + } else if (e == PSF1_SEPARATOR) {
1250 + ud->entry_ct += glycodes;
1251 + glycodes=0;
1252 + } else {
1253 + glycodes++;
1254 + }
1255 + }
1256 + ud->entries = (struct unipair *)
1257 + xmalloc(sizeof(struct unimapdesc) * ud->entry_ct);
1258 +#if ENABLE_FEATURE_FBSPLASH_PSFSEQS
1259 + if (seqlen > 0) {
1260 + seq = xzalloc(sizeof(int) * (seqlen + 1));
1261 + }
1262 +#endif
1263 + for (i = 0, glyph = 0, j = 0, k = 0; i < mapsize; ) {
1264 + e = nextuni(ver, map, &i);
1265 + if (e == PSF1_STARTSEQ) {
1266 + e = nextuni(ver, map, &i);
1267 + k++; // this is seqence - position saved
1268 + // remove sequence - this is not glyph
1269 + while (ud->entries[j-1].fontpos == glyph && j > 0) {
1270 + j--;
1271 + }
1272 + // skip chars in seq
1273 + while ((e != PSF1_SEPARATOR) && (i < mapsize)) {
1274 + e = nextuni(ver, map, &i);
1275 + }
1276 +#if ENABLE_FEATURE_FBSPLASH_PSFSEQS
1277 + if (k < seqlen) seq[k] = i;
1278 +#endif
1279 + } else if (e == PSF1_SEPARATOR) {
1280 + glyph++;
1281 +#if ENABLE_FEATURE_FBSPLASH_PSFSEQS
1282 + // next may be sequence
1283 + if (k < seqlen) seq[k] = i;
1284 +#endif
1285 + } else if (j < ud->entry_ct) {
1286 + ud->entries[j].unicode=e;
1287 + ud->entries[j++].fontpos=glyph;
1288 + }
1289 + }
1290 +#if ENABLE_FEATURE_FBSPLASH_PSFSEQS
1291 + i = 0;
1292 + while (i < seqlen) {
1293 + k = seq[i];
1294 + do {
1295 + e = nextuni(ver, map, &k);
1296 + } while (e != PSF1_STARTSEQ && e != PSF1_SEPARATOR && k < mapsize);
1297 + if (e == PSF1_STARTSEQ) {
1298 + e = nextuni(ver, map, &k);
1299 + while ((e != PSF1_SEPARATOR) && (k < mapsize)) {
1300 + // find glyph in table
1301 + glyph = 0;
1302 + while ((glyph < j) && (ud->entries[glyph].unicode != e)) {
1303 + glyph++;
1304 + }
1305 + // write glyph to table for all chars
1306 + if (glyph < j) { // found
1307 + l = seq[i]; // code pointer
1308 + e = nextuni(ver, map, &l);
1309 + while(e != PSF1_STARTSEQ && l < mapsize) {
1310 + ud->entries[j].unicode=e;
1311 + ud->entries[j++].fontpos=ud->entries[glyph].fontpos;
1312 + e = nextuni(ver, map, &l);
1313 + }
1314 + }
1315 + e = nextuni(ver, map, &k);
1316 + }
1317 }
1318 + i++;
1319 }
1320 - free(pixline);
1321 - fclose(theme_file);
1322 + if (seqlen > 0) {
1323 + // remove unfound glyphs if any
1324 + ud->entry_ct = j;
1325 + free(seq);
1326 + }
1327 +#endif
1328 }
1329
1330 +/**
1331 + * Read PSF v1 and PSF v2 fonts to own font structure
1332 + */
1333 +static void fb_readpsf(const char *filename) {
1334 + unsigned int len;
1335 + int maplen;
1336 + uint8_t *buf;
1337 + struct psf1_header *psf1;
1338 + struct psf2_header *psf2;
1339 +
1340 + if (G.font != NULL) fb_freefont();
1341 + len = 48*1024; // can't be larger
1342 + buf = xmalloc_open_zipped_read_close(filename, &len);
1343 + if (buf == NULL) {
1344 + bb_simple_perror_msg_and_die(filename);
1345 + }
1346 + if (len < 1024) {
1347 + goto badfmt;
1348 + }
1349 + G.font = (struct fbfont *) xzalloc(sizeof(struct fbfont));
1350 + GF.mem1 = buf;
1351 + psf1 = (struct psf1_header *)buf;
1352 + psf2 = (struct psf2_header *)buf;
1353 + if ((psf1->magic == PSF1_MAGIC) && (psf1->mode <= PSF1_MAXMODE)) {
1354 + GF.glyphs = &(buf[sizeof(struct psf1_header)]);
1355 + GF.charsize = psf1->charsize;
1356 + GF.height = GF.charsize;
1357 + GF.glyphcount = ((psf1->mode & PSF1_MODE512) ? 512 : 256);
1358 + GF.width = 8;
1359 + maplen = len - sizeof(struct psf1_header) -
1360 + (GF.charsize * GF.glyphcount);
1361 + if ((maplen > 0) && ((psf1->mode & PSF1_MODEHASTAB) != 0)) {
1362 + convertmap(1,&(buf[len - maplen]),maplen,&(GF.ud));
1363 + } else {
1364 + if (maplen < 0) goto badfmt;
1365 + }
1366 + } else if ((psf2->magic == PSF2_MAGIC) &&
1367 + (psf2->version <= PSF2_MAXVERSION)) {
1368 + GF.glyphs=&(buf[psf2->headersize]);
1369 + GF.height = psf2->height;
1370 + GF.width = psf2->width;
1371 + GF.glyphcount = psf2->length;
1372 + GF.charsize = psf2->charsize;
1373 + maplen = len - psf2->headersize -
1374 + (GF.charsize * GF.glyphcount);
1375 + if ((maplen > 0) && ((psf2->flags & PSF2_HAS_UNICODE_TABLE) != 0)) {
1376 + convertmap(2,&(buf[len - maplen]),maplen,&(GF.ud));
1377 + } else {
1378 + if (maplen < 0) goto badfmt;
1379 + }
1380 + } else {
1381 + goto badfmt;
1382 + }
1383 + GF.rowbytes = GF.charsize / GF.height;
1384 +
1385 + return;
1386 +badfmt:
1387 + if (G.font) fb_freefont();
1388 + bb_error_msg_and_die("Cannot read file %s - unrecognized format\n",filename);
1389 +}
1390 +#endif // FONTLOAD
1391 +#endif // TEXT
1392
1393 /**
1394 * Parse configuration file
1395 @@ -414,6 +1248,9 @@
1396 "BAR_WIDTH\0" "BAR_HEIGHT\0"
1397 "BAR_LEFT\0" "BAR_TOP\0"
1398 "BAR_R\0" "BAR_G\0" "BAR_B\0"
1399 +#if ENABLE_FEATURE_FBSPLASH_TEXT
1400 + "TEXT_LEFT\0" "TEXT_TOP\0" "TEXT_R\0" "TEXT_G\0" "TEXT_B\0" "TEXT_SIZE\0"
1401 +#endif
1402 #if DEBUG
1403 "DEBUG\0"
1404 #endif
1405 @@ -421,15 +1258,15 @@
1406 char *token[2];
1407 parser_t *parser = config_open2(cfg_filename, xfopen_stdin);
1408 while (config_read(parser, token, 2, 2, "#=",
1409 - (PARSE_NORMAL | PARSE_MIN_DIE) & ~(PARSE_TRIM | PARSE_COLLAPSE))) {
1410 + (PARSE_NORMAL | PARSE_MIN_DIE) & ~(PARSE_TRIM | PARSE_COLLAPSE))) {
1411 unsigned val = xatoi_positive(token[1]);
1412 int i = index_in_strings(param_names, token[0]);
1413 if (i < 0)
1414 bb_error_msg_and_die("syntax error: %s", token[0]);
1415 - if (i >= 0 && i < 7)
1416 + if (i >= 0 && i < FBCFGVALS)
1417 G.ns[i] = val;
1418 #if DEBUG
1419 - if (i == 7) {
1420 + if (i == FBCFGVALS) {
1421 G.bdebug_messages = val;
1422 if (G.bdebug_messages)
1423 G.logfile_fd = xfopen_for_write("/tmp/fbsplash.log");
1424 @@ -443,11 +1280,24 @@
1425 int fbsplash_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
1426 int fbsplash_main(int argc UNUSED_PARAM, char **argv)
1427 {
1428 +#if ENABLE_FEATURE_FBSPLASH_FONTLOAD
1429 + const char *fontmap_filename = NULL;
1430 +#endif
1431 const char *fb_device, *cfg_filename, *fifo_filename;
1432 - FILE *fp = fp; // for compiler
1433 - char *num_buf;
1434 - unsigned num;
1435 + char num_buf[512];
1436 + int num;
1437 bool bCursorOff;
1438 + struct timeval tim;
1439 + fd_set rdfds;
1440 + FILE *fp=fp;
1441 + int bounce_x=0;
1442 +#if ENABLE_FEATURE_FBSPLASH_SPRITES
1443 + int anim_x,anim_y, /* position of sprite or animation */
1444 + anim_n,anim_m, /* min sprite, max sprite for animation */
1445 + anim_p=0, /* actual sprite */
1446 + anim_t=0,anim_now=0; /* time between steps */
1447 + struct sprite *spa=NULL;
1448 +#endif
1449
1450 INIT_G();
1451
1452 @@ -455,9 +1305,19 @@
1453 fb_device = "/dev/fb0";
1454 cfg_filename = NULL;
1455 fifo_filename = NULL;
1456 +
1457 +#if ENABLE_FEATURE_FBSPLASH_FONTLOAD
1458 + bCursorOff = 1 & getopt32(argv, "cs:d:i:f:m:",
1459 + &G.image_filename, &fb_device, &cfg_filename, &fifo_filename, &fontmap_filename);
1460 +
1461 + if (fontmap_filename) fb_readpsf(fontmap_filename);
1462 +#else
1463 bCursorOff = 1 & getopt32(argv, "cs:d:i:f:",
1464 &G.image_filename, &fb_device, &cfg_filename, &fifo_filename);
1465 -
1466 +#endif
1467 +#if ENABLE_FEATURE_FBSPLASH_TEXT
1468 + if (G.font==NULL) fb_readvgafont();
1469 +#endif
1470 // parse configuration file
1471 if (cfg_filename)
1472 init(cfg_filename);
1473 @@ -473,8 +1333,20 @@
1474 full_write(STDOUT_FILENO, "\033[?25l", 6);
1475 }
1476
1477 + if (fifo_filename != NULL) {
1478 + G.spb2 = fb_newsprite(G.nbar_width, G.nbar_height, -1, -1);
1479 + }
1480 +
1481 fb_drawimage();
1482
1483 + G.spb1 = fb_newsprite(G.nbar_width, G.nbar_height, G.nbar_posx, G.nbar_posy);
1484 +#if ENABLE_FEATURE_FBSPLASH_TEXT
1485 + if (G.font != NULL)
1486 + G.spt = fb_newsprite(G.scr_var.xres - G.text_posx,
1487 + GF.height * G.text_size,
1488 + G.text_posx, G.text_posy);
1489 +#endif
1490 +
1491 if (!fifo_filename)
1492 return EXIT_SUCCESS;
1493
1494 @@ -491,31 +1363,138 @@
1495 // when last writer closes input end.
1496 // The simplest way is to open fifo for writing too
1497 // and become an additional writer :)
1498 - open(fifo_filename, O_WRONLY); // errors are ignored
1499 + open(fifo_filename, O_WRONLY | O_NDELAY); // errors are ignored
1500 }
1501
1502 - fb_drawprogressbar(0);
1503 // Block on read, waiting for some input.
1504 // Use of <stdio.h> style I/O allows to correctly
1505 // handle a case when we have many buffered lines
1506 // already in the pipe
1507 - while ((num_buf = xmalloc_fgetline(fp)) != NULL) {
1508 - if (strncmp(num_buf, "exit", 4) == 0) {
1509 - DEBUG_MESSAGE("exit");
1510 - break;
1511 - }
1512 - num = atoi(num_buf);
1513 - if (isdigit(num_buf[0]) && (num <= 100)) {
1514 + // select and fgets work just in time only in nobuf mode
1515 + setvbuf(fp, NULL, _IONBF, 0);
1516 + tim.tv_sec = 0;
1517 + tim.tv_usec = 100000;
1518 + while (1) {
1519 + FD_ZERO(&rdfds);
1520 + FD_SET(fileno(fp),&rdfds);
1521 + if ((num=select(fileno(fp) + 1,&rdfds,NULL,NULL,&tim))==-1)
1522 + break; // select error
1523 + if (num != 0 && fgets(num_buf,sizeof(num_buf) - 1,fp) != NULL) {
1524 + num_buf[sizeof(num_buf) - 1]=0;
1525 + num=strlen(num_buf) - 1;
1526 + if (num >= 0 && num_buf[num]==10) num_buf[num]=0;
1527 + if (strncmp(num_buf, "exit", 4) == 0) {
1528 + DEBUG_MESSAGE("exit");
1529 + break;
1530 + } else if (strncmp(num_buf, "bounce", 6) == 0) {
1531 + bounce_x = 0;
1532 +#if ENABLE_FEATURE_FBSPLASH_TEXT
1533 + } else if (strncmp(num_buf, "write:", 6) == 0) {
1534 + if (G.font!=NULL) fb_drawstring(num_buf + 6);
1535 + DEBUG_MESSAGE(num_buf);
1536 +#endif
1537 +#if ENABLE_FEATURE_FBSPLASH_SPRITES
1538 + } else if (strncmp(num_buf, "load:", 5) == 0) {
1539 + if (spa) {
1540 + fb_putanim(anim_x,anim_y,0,spa); // hide old
1541 + free(spa);
1542 + spa=NULL;
1543 + }
1544 + if (sscanf(&(num_buf[5]),"%d:%d:",
1545 + &anim_x,&anim_y) == 2) {
1546 + // skip x:y
1547 + for (num=5;num_buf[num] != ':';) num++;
1548 + for (num++;num_buf[num] != ':';) num++;
1549 + spa=fb_loadsprites(&(num_buf[num + 1]),anim_x,anim_y);
1550 + anim_t = anim_now = 0; // stop animation
1551 + }
1552 + } else if (strncmp(num_buf, "sprite:", 7) == 0) {
1553 + if (spa != NULL) {
1554 + // "sprite:n"
1555 + anim_t = anim_now = 0; // stop animation
1556 + anim_p = atoi(&(num_buf[7]));
1557 + if (anim_p >= 0) {
1558 + fb_putanim(anim_x,anim_y,anim_p,spa);
1559 + }
1560 + }
1561 + } else if (strncmp(num_buf, "anime:", 6) == 0) {
1562 + if (spa != NULL) {
1563 + // "anime:n:m:t"
1564 + if ((sscanf(&(num_buf[6]),"%d:%d:%d",
1565 + &anim_n,&anim_m,&anim_t) == 3) &&
1566 + (anim_n >= 0) && (anim_m >= 0)) {
1567 + anim_p = anim_n; // first frame
1568 + fb_putanim(anim_x,anim_y,anim_p,spa);
1569 + anim_now = anim_t; // next sprite after time t
1570 + } else {
1571 + anim_now = anim_t = 0; // stop animation
1572 + }
1573 + }
1574 +#endif
1575 + } else {
1576 + num = atoi(num_buf);
1577 + if ((isdigit(num_buf[0]) || (num_buf[0]=='-')) &&
1578 + (num >= -100 && num <= 100)) {
1579 #if DEBUG
1580 - DEBUG_MESSAGE(itoa(num));
1581 + char strVal[10];
1582 + sprintf(strVal, "%d", num);
1583 + DEBUG_MESSAGE(strVal);
1584 +#endif
1585 + if (num < 0) {
1586 + fb_drawnbar(-1 * num,100);
1587 + } else {
1588 + fb_drawnbar(0,num);
1589 + }
1590 + bounce_x = -1; // stop bounce
1591 + }
1592 + }
1593 + } else {
1594 + if (fp == stdin && feof(fp)) break; // stdin closed END
1595 + }
1596 + if (tim.tv_usec == 0) { // timeout - anime
1597 + tim.tv_usec = 100000;
1598 + if (bounce_x >= 0) {
1599 + bounce_x += 5;
1600 + if (bounce_x > 160) bounce_x = 0;
1601 + if (bounce_x > 80)
1602 + fb_drawnbar(160 - bounce_x,180 - bounce_x);
1603 + else
1604 + fb_drawnbar(bounce_x, bounce_x + 20);
1605 + }
1606 +#if ENABLE_FEATURE_FBSPLASH_SPRITES
1607 + if (spa != NULL && anim_t != 0) {
1608 + --anim_now;
1609 + if (anim_now <= 0) {
1610 + anim_now = anim_t; // wait
1611 + if (anim_n < anim_m) {
1612 + anim_p++;
1613 + if (anim_p > anim_m) anim_p = anim_n;
1614 + } else {
1615 + anim_p--;
1616 + if (anim_p < anim_m) anim_p = anim_n;
1617 + }
1618 + fb_putanim(anim_x,anim_y,anim_p,spa);
1619 + }
1620 + }
1621 #endif
1622 - fb_drawprogressbar(num);
1623 }
1624 - free(num_buf);
1625 }
1626 -
1627 + if (G.spb1 != NULL) free(G.spb1);
1628 + G.spb1 = NULL;
1629 + if (G.spb2 != NULL) free(G.spb2);
1630 + G.spb2 = NULL;
1631 +#if ENABLE_FEATURE_FBSPLASH_TEXT
1632 + if (G.font != NULL) fb_freefont();
1633 + if (G.spt != NULL) free(G.spt);
1634 + G.spt = NULL;
1635 +#endif
1636 +#if ENABLE_FEATURE_FBSPLASH_SPRITES
1637 + if (spa != NULL) free(spa);
1638 +#endif
1639 if (bCursorOff) // restore cursor
1640 full_write(STDOUT_FILENO, "\033[?25h", 6);
1641
1642 return EXIT_SUCCESS;
1643 }
1644 +#endif
1645 +
1646 diff -Naur busybox-1.20.2/miscutils/fbsplash.cfg busybox-1.20.2-magellan/miscutils/fbsplash.cfg
1647 --- busybox-1.20.2/miscutils/fbsplash.cfg 2012-06-26 15:35:45.000000000 +0200
1648 +++ busybox-1.20.2-magellan/miscutils/fbsplash.cfg 2012-07-13 13:16:33.600982661 +0200
1649 @@ -7,3 +7,13 @@
1650 BAR_R=80
1651 BAR_G=80
1652 BAR_B=130
1653 +# the below settings are active only if you enable the option FBSPLASH_TEXT_RENDERING
1654 +# text position
1655 +#TEXT_LEFT=100
1656 +#TEXT_TOP=350
1657 +## text color
1658 +#TEXT_R=80
1659 +#TEXT_G=80
1660 +#TEXT_B=130
1661 +## text size (1 to 4)
1662 +#TEXT_SIZE=2