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Annotation of /trunk/busybox/patches/busybox-1.19.0-fbsplash-tykef-1.0.patch

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Revision 1517 - (hide annotations) (download)
Mon Sep 5 21:30:02 2011 UTC (12 years, 8 months ago) by niro
File size: 48293 byte(s)
-fixed missing function
1 niro 1516 diff -Naur busybox-1.19.0/miscutils/Config.src busybox-1.19.0-magellan/miscutils/Config.src
2     --- busybox-1.19.0/miscutils/Config.src 2011-08-11 02:23:58.000000000 +0200
3     +++ busybox-1.19.0-magellan/miscutils/Config.src 2011-09-05 21:00:28.000000000 +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-1.19.0/miscutils/fbsplash.c busybox-1.19.0-magellan/miscutils/fbsplash.c
60     --- busybox-1.19.0/miscutils/fbsplash.c 2011-08-11 02:23:58.000000000 +0200
61 niro 1517 +++ busybox-1.19.0-magellan/miscutils/fbsplash.c 2011-09-06 01:04:13.000000000 +0200
62 niro 1516 @@ -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 +63,155 @@
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     /* If you want logging messages on /tmp/fbsplash.log... */
226     #define DEBUG 0
227    
228     +typedef uint32_t RGB;
229     +
230     +struct sprite {
231     + int w,h,bw; // width height in pixels, width in bytes
232     + uint8_t pixbuf[0];
233     +};
234     +
235     +struct ppmfile {
236     + int fd;
237     + int sizx,sizy;
238     + int bufhead,buftail;
239     + uint8_t buf[0]; // buf for entire pixels row
240     +};
241     +
242     struct globals {
243     #if DEBUG
244     bool bdebug_messages; // enable/disable logging
245     FILE *logfile_fd; // log file
246     #endif
247     - unsigned char *addr; // pointer to framebuffer memory
248     - unsigned ns[7]; // n-parameters
249     + unsigned char *addr; // pointer to visible framebuffer memory
250     + unsigned char *mapaddr; // pointer to framebuffer memory
251     +#if ENABLE_FEATURE_FBSPLASH_TEXT
252     + #define FBCFGVALS 13
253     +#else
254     + #define FBCFGVALS 7
255     +#endif
256     + unsigned ns[FBCFGVALS]; // n-parameters
257     const char *image_filename;
258     struct fb_var_screeninfo scr_var;
259     struct fb_fix_screeninfo scr_fix;
260     - unsigned bytes_per_pixel;
261     + int bytes_per_pixel,x0,y0; // offset for centering
262     + struct sprite *spb1,*spb2;
263     +#if ENABLE_FEATURE_FBSPLASH_TEXT
264     + struct fbfont *font;
265     + struct sprite *spt;
266     + uint8_t *unknown_glyph;
267     +#if ENABLE_FEATURE_FBSPLASH_PSFSEQS
268     + uint8_t combglyph[4*32]; /* max width=32 max height=32 */
269     +#endif
270     +#endif
271     };
272     +
273     #define G (*ptr_to_globals)
274     #define INIT_G() do { \
275     SET_PTR_TO_GLOBALS(xzalloc(sizeof(G))); \
276     } while (0)
277     +#if ENABLE_FEATURE_FBSPLASH_TEXT
278     + #define GF (*(ptr_to_globals->font))
279     +#endif
280    
281     #define nbar_width ns[0] // progress bar width
282     #define nbar_height ns[1] // progress bar height
283     @@ -63,6 +220,75 @@
284     #define nbar_colr ns[4] // progress bar color red component
285     #define nbar_colg ns[5] // progress bar color green component
286     #define nbar_colb ns[6] // progress bar color blue component
287     +#define text_posx ns[7] // text horizontal position
288     +#define text_posy ns[8] // text vertical position
289     +#define text_colr ns[9] // text color red component
290     +#define text_colg ns[10] // text color green component
291     +#define text_colb ns[11] // text color blue component
292     +#define text_size ns[12] // text size (1 to 4)
293     +
294     +/**
295     + * A function to compute pixel value
296     + */
297     +static RGB FAST_FUNC makecol(uint16_t r, uint16_t g, uint16_t b) {
298     + if (r > 255) r = 255;
299     + if (g > 255) g = 255;
300     + if (b > 255) b = 255;
301     +#if ENABLE_FEATURE_FBSPLASH_8BPP
302     + if (G.bytes_per_pixel == 1) {
303     + // mymap is 6*8*5 = 240 values on offset 16
304     + // (r/42.6666) + (g/32) + (b/51.2)
305     + return 16 + (((r << 8) + r) / 13107) * 40 +
306     + (((g << 8) + g) / 9362) * 5 +
307     + (((b << 8) + b) / 16383);
308     + }
309     +#endif
310     + return ((r >> (8 - G.scr_var.red.length )) << G.scr_var.red.offset) |
311     + ((g >> (8 - G.scr_var.green.length)) << G.scr_var.green.offset) |
312     + ((b >> (8 - G.scr_var.blue.length )) << G.scr_var.blue.offset);
313     +}
314     +
315     +/*
316     + * A function to put the pixel row
317     + */
318     +static void fb_putpixrow(int x, int y, int w, uint8_t *rgb) {
319     + uint8_t *a;
320     + int realw;
321     + if (x < 0 || y < 0 || x > G.scr_var.xres || y > G.scr_var.yres) return;
322     + a = G.addr + G.scr_fix.line_length * y + G.bytes_per_pixel * x;
323     + realw = ((x + w) < G.scr_var.xres ? w : G.scr_var.xres - x) * G.bytes_per_pixel;
324     + memcpy(a,rgb,realw);
325     + return;
326     +}
327     +
328     +/*
329     + * A function to put the sprite to position or fill sprite from videoram
330     + */
331     +static void fb_sprite(int x, int y, int x0, int width, struct sprite *s, int direction) {
332     + uint8_t *a,*p;
333     + int realw,iy;
334     +
335     + if (x < 0 || y < 0 || x > G.scr_var.xres || y > G.scr_var.yres ||
336     + x0 >= s->w || x0 < 0 || width > (s->w - x0)) {
337     + return;
338     + }
339     + realw = ((x + width) < G.scr_var.xres ? width : (G.scr_var.xres - x)) * G.bytes_per_pixel;
340     + a = G.addr + G.scr_fix.line_length * y + G.bytes_per_pixel * x;
341     + p = &(s->pixbuf[x0 * G.bytes_per_pixel]);
342     + for (iy = 0; iy < s->h; iy++) {
343     + if ((iy + y) > G.scr_var.yres) break;
344     + if (direction == 1) {
345     + memcpy(p,a,realw);
346     + } else {
347     + memcpy(a,p,realw);
348     + }
349     + a += G.scr_fix.line_length;
350     + p += s->bw;
351     + }
352     + return;
353     +}
354     +#define fb_putsprite(x,y,s) fb_sprite(x,y,0,s->w,s,0)
355     +#define fb_getsprite(x,y,s) fb_sprite(x,y,0,s->w,s,1)
356    
357     #if DEBUG
358     #define DEBUG_MESSAGE(strMessage, args...) \
359     @@ -87,19 +313,60 @@
360     xioctl(fbfd, FBIOGET_VSCREENINFO, &G.scr_var);
361     xioctl(fbfd, FBIOGET_FSCREENINFO, &G.scr_fix);
362    
363     - if (G.scr_var.bits_per_pixel < 16 || G.scr_var.bits_per_pixel > 32)
364     - bb_error_msg_and_die("unsupported %u bpp", (int)G.scr_var.bits_per_pixel);
365     - G.bytes_per_pixel = (G.scr_var.bits_per_pixel + 7) >> 3;
366     +#if ENABLE_FEATURE_FBSPLASH_8BPP
367     + if ((G.scr_var.bits_per_pixel < 8) ||
368     + (G.scr_fix.type != FB_TYPE_PACKED_PIXELS)) {
369     + bb_error_msg_and_die("only 8,15,16,24 and 32 bpp is supported");
370     + }
371     +#else
372     + if ((G.scr_var.bits_per_pixel < 15) ||
373     + (G.scr_fix.type != FB_TYPE_PACKED_PIXELS)) {
374     + bb_error_msg_and_die("only 15,16,24 and 32 bpp is supported");
375     + }
376     +#endif
377     + switch (G.scr_fix.visual) {
378     +#if ENABLE_FEATURE_FBSPLASH_8BPP
379     + case FB_VISUAL_PSEUDOCOLOR: do {
380     + uint8_t *cmem;
381     + struct fb_cmap *cmap;
382     + int r,g,b,i;
383     + cmem = xzalloc(sizeof(struct fb_cmap) + sizeof(uint16_t) * 3 * 256);
384     + cmap = (struct fb_cmap *)cmem;
385     + cmap->len = 256;
386     + cmap->red = (uint16_t *)&(cmem[sizeof(struct fb_cmap)]);
387     + cmap->green = &(cmap->red[256]);
388     + cmap->blue = &(cmap->green[256]);
389     + xioctl(fbfd, FBIOGETCMAP, cmem); // read original palette
390     + // fill cmap with my 6x8x5 pallette
391     + for (r = 0,i = 16; r < 6; r++) {
392     + for (g = 0; g < 8; g++) {
393     + for (b = 0; b < 5; b++, i++) {
394     + cmap->red[i] = r * 13107;
395     + cmap->green[i] = g * 9362;
396     + cmap->blue[i] = b * 16383;
397     + }
398     + }
399     + }
400     + xioctl(fbfd, FBIOPUTCMAP, cmem);
401     + free(cmem);
402     + } while(0);
403     +#endif
404     + case FB_VISUAL_TRUECOLOR:
405     + break;
406     + default:
407     + bb_error_msg_and_die("only TrueColor modes is supported");
408     + }
409     +
410     + G.bytes_per_pixel = (G.scr_var.bits_per_pixel + 7) / 8;
411    
412     // map the device in memory
413     - G.addr = mmap(NULL,
414     - G.scr_var.xres * G.scr_var.yres * G.bytes_per_pixel,
415     + G.mapaddr = mmap(NULL,
416     + G.scr_var.yres_virtual * G.scr_fix.line_length ,
417     PROT_WRITE, MAP_SHARED, fbfd, 0);
418     - if (G.addr == MAP_FAILED)
419     + if (G.mapaddr == MAP_FAILED)
420     bb_perror_msg_and_die("mmap");
421     -
422     // point to the start of the visible screen
423     - G.addr += G.scr_var.yoffset * G.scr_fix.line_length + G.scr_var.xoffset * G.bytes_per_pixel;
424     + G.addr = G.mapaddr + G.scr_var.yoffset * G.scr_fix.line_length;
425     close(fbfd);
426     }
427    
428 niro 1517 @@ -140,142 +407,60 @@
429 niro 1516
430    
431     /**
432     - * Draw hollow rectangle on framebuffer
433     - */
434     -static void fb_drawrectangle(void)
435     -{
436     - int cnt;
437     - unsigned thispix;
438     - unsigned char *ptr1, *ptr2;
439     - unsigned char nred = G.nbar_colr/2;
440     - unsigned char ngreen = G.nbar_colg/2;
441     - unsigned char nblue = G.nbar_colb/2;
442     -
443     - thispix = fb_pixel_value(nred, ngreen, nblue);
444     -
445     - // horizontal lines
446     - ptr1 = G.addr + (G.nbar_posy * G.scr_var.xres + G.nbar_posx) * G.bytes_per_pixel;
447     - ptr2 = G.addr + ((G.nbar_posy + G.nbar_height - 1) * G.scr_var.xres + G.nbar_posx) * G.bytes_per_pixel;
448     - cnt = G.nbar_width - 1;
449     - do {
450     - fb_write_pixel(ptr1, thispix);
451     - fb_write_pixel(ptr2, thispix);
452     - ptr1 += G.bytes_per_pixel;
453     - ptr2 += G.bytes_per_pixel;
454     - } while (--cnt >= 0);
455     -
456     - // vertical lines
457     - ptr1 = G.addr + (G.nbar_posy * G.scr_var.xres + G.nbar_posx) * G.bytes_per_pixel;
458     - ptr2 = G.addr + (G.nbar_posy * G.scr_var.xres + G.nbar_posx + G.nbar_width - 1) * G.bytes_per_pixel;
459     - cnt = G.nbar_height - 1;
460     - do {
461     - fb_write_pixel(ptr1, thispix);
462     - fb_write_pixel(ptr2, thispix);
463     - ptr1 += G.scr_var.xres * G.bytes_per_pixel;
464     - ptr2 += G.scr_var.xres * G.bytes_per_pixel;
465     - } while (--cnt >= 0);
466     -}
467     -
468     -
469     -/**
470     - * Draw filled rectangle on framebuffer
471     - * \param nx1pos,ny1pos upper left position
472     - * \param nx2pos,ny2pos down right position
473     - * \param nred,ngreen,nblue rgb color
474     - */
475     -static void fb_drawfullrectangle(int nx1pos, int ny1pos, int nx2pos, int ny2pos,
476     - unsigned char nred, unsigned char ngreen, unsigned char nblue)
477     -{
478     - int cnt1, cnt2, nypos;
479     - unsigned thispix;
480     - unsigned char *ptr;
481     -
482     - thispix = fb_pixel_value(nred, ngreen, nblue);
483     -
484     - cnt1 = ny2pos - ny1pos;
485     - nypos = ny1pos;
486     - do {
487     - ptr = G.addr + (nypos * G.scr_var.xres + nx1pos) * G.bytes_per_pixel;
488     - cnt2 = nx2pos - nx1pos;
489     - do {
490     - fb_write_pixel(ptr, thispix);
491     - ptr += G.bytes_per_pixel;
492     - } while (--cnt2 >= 0);
493     -
494     - nypos++;
495     - } while (--cnt1 >= 0);
496     -}
497     -
498     -
499     -/**
500     * Draw a progress bar on framebuffer
501     - * \param percent percentage of loading
502     + * \param frompct percentage on which bar starting
503     + * \param topct percentage where bar end
504     */
505     -static void fb_drawprogressbar(unsigned percent)
506     +static void fb_drawnbar(int frompct, int topct)
507     {
508     - int i, left_x, top_y, width, height;
509     + int w0,w1,w2;
510    
511     - // outer box
512     - left_x = G.nbar_posx;
513     - top_y = G.nbar_posy;
514     - width = G.nbar_width - 1;
515     - height = G.nbar_height - 1;
516     - if ((height | width) < 0)
517     + if (G.spb1 == NULL || G.spb2 == NULL)
518     return;
519     - // NB: "width" of 1 actually makes rect with width of 2!
520     - fb_drawrectangle();
521     -
522     - // inner "empty" rectangle
523     - left_x++;
524     - top_y++;
525     - width -= 2;
526     - height -= 2;
527     - if ((height | width) < 0)
528     + if (frompct < 0 || frompct > 100 ||
529     + topct < 0 || topct > 100 ||
530     + frompct > topct) {
531     return;
532     - fb_drawfullrectangle(
533     - left_x, top_y,
534     - left_x + width, top_y + height,
535     - G.nbar_colr, G.nbar_colg, G.nbar_colb);
536     -
537     - if (percent > 0) {
538     - // actual progress bar
539     - width = width * percent / 100;
540     - i = height;
541     - if (height == 0)
542     - height++; // divide by 0 is bad
543     - while (i >= 0) {
544     - // draw one-line thick "rectangle"
545     - // top line will have gray lvl 200, bottom one 100
546     - unsigned gray_level = 100 + i*100/height;
547     - fb_drawfullrectangle(
548     - left_x, top_y, left_x + width, top_y,
549     - gray_level, gray_level, gray_level);
550     - top_y++;
551     - i--;
552     - }
553     }
554     +
555     + w0 = G.spb1->w * frompct / 100;
556     + w0 = (w0 > G.spb1->w ? G.spb1->w : w0);
557     + w2 = G.spb1->w * (100 - topct) / 100;
558     + w2 = ((w0 + w2) > G.spb1->w ? G.spb1->w - w0 : w2);
559     + w1 = G.spb1->w - w0 - w2;
560     + if (w0 > 0)
561     + fb_sprite(G.nbar_posx, G.nbar_posy, 0, w0, G.spb1, 0); // left "empty" area
562     + if (w1 > 0)
563     + fb_sprite(G.nbar_posx + w0, G.nbar_posy, w0, w1, G.spb2, 0); // filled area
564     + if (w2 > 0)
565     + fb_sprite(G.nbar_posx + w0 + w1, G.nbar_posy, w0 + w1, w2, G.spb1, 0); // right "empty" area
566     }
567    
568 niro 1517 +static struct sprite *fb_newsprite(int pw, int ph, int scrx, int scry) {
569     + struct sprite *s;
570     + s=xmalloc(sizeof(struct sprite) +
571     + ph * pw * G.bytes_per_pixel);
572     + s->w = pw;
573     + s->h = ph;
574     + s->bw = pw * G.bytes_per_pixel;
575     + if (scrx >= 0) fb_getsprite(scrx, scry, s); // read
576     + return s;
577     +}
578 niro 1516
579     /**
580     - * Draw image from PPM file
581     + * Open PPM file - must be binary, color maxval 255
582     */
583     -static void fb_drawimage(void)
584     -{
585     - FILE *theme_file;
586     - char *read_ptr;
587     - unsigned char *pixline;
588     - unsigned i, j, width, height, line_size;
589     -
590     - if (LONE_DASH(G.image_filename)) {
591     - theme_file = stdin;
592     - } else {
593     - int fd = open_zipped(G.image_filename);
594     - if (fd < 0)
595     - bb_simple_perror_msg_and_die(G.image_filename);
596     - theme_file = xfdopen_for_read(fd);
597     - }
598     -
599     +static struct ppmfile *ppm_open(const char *filename) {
600     + int i,k,l,val;
601     + struct ppmfile *p;
602     + uint8_t *s;
603     + char *e;
604     +
605     + i = open_zipped(filename);
606     + if (i == -1) return NULL;
607     + p = (struct ppmfile *) xmalloc(sizeof(struct ppmfile) + 600);
608     + // initial buf 600 bytes header cannot be larger
609     + p->fd = i;
610     /* Parse ppm header:
611     * - Magic: two characters "P6".
612     * - Whitespace (blanks, TABs, CRs, LFs).
613 niro 1517 @@ -289,55 +474,723 @@
614 niro 1516 * - A raster of Width * Height pixels in triplets of rgb
615     * in pure binary by 1 or 2 bytes. (we support only 1 byte)
616     */
617     -#define concat_buf bb_common_bufsiz1
618     - read_ptr = concat_buf;
619     - while (1) {
620     - int w, h, max_color_val;
621     - int rem = concat_buf + sizeof(concat_buf) - read_ptr;
622     - if (rem < 2
623     - || fgets(read_ptr, rem, theme_file) == NULL
624     - ) {
625     - bb_error_msg_and_die("bad PPM file '%s'", G.image_filename);
626     - }
627     - read_ptr = strchrnul(read_ptr, '#');
628     - *read_ptr = '\0'; /* ignore #comments */
629     - if (sscanf(concat_buf, "P6 %u %u %u", &w, &h, &max_color_val) == 3
630     - && max_color_val <= 255
631     - ) {
632     - width = w; /* w is on stack, width may be in register */
633     - height = h;
634     - break;
635     + l=read(p->fd,&(p->buf[0]),600);
636     + if ((l < 0) || (p->buf[0] != 'P') || (p->buf[1] != '6')) {
637     + goto ppmopen_end;
638     + }
639     + for (s = &(p->buf[2]), i = 0, k = 0; s < &(p->buf[l]) && (k < 3); ) {
640     + switch (i) {
641     + case 0:
642     + if (*s <= ' ') {
643     + s++; // skip whitespaces
644     + } else {
645     + i++; // next state
646     + }
647     + break;
648     + case 1: // num or rmks
649     + if (*s == '#') {
650     + i = 2;
651     + } else {
652     + val=bb_strtoi((char *)s,&e,10);
653     + if (s == (uint8_t *)e) goto ppmopen_end; // no number - error
654     + s=(uint8_t *)e;
655     + i=0; // skip whitespaces
656     + switch (++k) {
657     + case 1: p->sizx = val; break;
658     + case 2: p->sizy = val; break;
659     + case 3:
660     + if (val > 255)
661     + goto ppmopen_end; // only 1 byte per color
662     + s++;
663     + p->bufhead = s - &(p->buf[0]);
664     + p->buftail = l;
665     + break;
666     + }
667     + }
668     + break;
669     + case 2: // skip to eol
670     + if (*s == 10) i=0;
671     + s++;
672     + break;
673     + }
674     + }
675     + if (p->sizx < 1 || p->sizy < 1) goto ppmopen_end;
676     + if (p->sizx > 200) {
677     + // buf is only 600 bytes = 200 pix prealocated - need more.
678     + p = xrealloc(p,sizeof(struct ppmfile) + 3 * p->sizx);
679     + }
680     + return p;
681     +
682     +ppmopen_end:
683     + close(p->fd);
684     + free(p);
685     + return NULL;
686     +}
687     +
688     +/**
689     + * Read pixelline from ppm to internal buffer and return pointer
690     + */
691     +static uint8_t *ppm_readline(struct ppmfile *p) {
692     + int i;
693     + if (p==NULL) return NULL;
694     + if (p->bufhead < p->buftail) {
695     + // pack buffer
696     + for (i = 0; p->bufhead < p->buftail; i++) {
697     + p->buf[i]=p->buf[p->bufhead++];
698     }
699     + p->buftail = i;
700     + } else {
701     + p->buftail = 0;
702 niro 1517 + }
703 niro 1516 + while (p->buftail < (p->sizx * 3)) {
704     + i=read(p->fd, &(p->buf[p->buftail]), (p->sizx * 3) - p->buftail);
705     + if (i < 0) return NULL;
706     + p->buftail += i;
707 niro 1517 }
708 niro 1516 + p->bufhead = p->sizx * 3;
709     + return &(p->buf[0]);
710     +}
711    
712     - line_size = width*3;
713     - pixline = xmalloc(line_size);
714     +/**
715     + * Close ppmfile
716     + */
717     +static void ppm_close(struct ppmfile *p) {
718     + if (p == NULL) return;
719     + close(p->fd);
720     + free(p);
721     +}
722     +
723     +/**
724     + * Draws a PPM image.
725     + */
726     +static void fb_drawimage(void)
727     +{
728     + struct ppmfile *ppm;
729     + unsigned char *pixel;
730     + unsigned char *rgbline,*rgbpix,*sprpix;
731     + RGB thispix;
732     + unsigned i, j, width, height;
733     +
734     + ppm = ppm_open(G.image_filename);
735     + if (ppm == NULL)
736     + bb_error_msg_and_die("PPM file %s cannot be opened",G.image_filename);
737     + width = ppm->sizx;
738     + height = ppm->sizy;
739     + if (width > G.scr_var.xres || height > G.scr_var.yres)
740     + bb_error_msg_and_die("PPM %dx%d does not match screen %dx%d",
741     + width, height, G.scr_var.xres, G.scr_var.yres);
742     + if (width > G.scr_var.xres)
743     + width = G.scr_var.xres;
744     + if (height > G.scr_var.yres)
745     + height = G.scr_var.yres;
746     +
747     + G.x0 = (width == G.scr_var.xres ? 0 : (G.scr_var.xres - width) / 2);
748     + G.y0 = (height == G.scr_var.yres ? 0 : (G.scr_var.yres - height) / 2);
749     + rgbline = xmalloc((width * G.bytes_per_pixel) + sizeof(RGB));
750    
751     - if (width > G.scr_var.xres)
752     - width = G.scr_var.xres;
753     - if (height > G.scr_var.yres)
754     - height = G.scr_var.yres;
755     for (j = 0; j < height; j++) {
756     - unsigned char *pixel;
757     - unsigned char *src;
758     + pixel = ppm_readline(ppm);
759     + rgbpix = rgbline;
760     + if (pixel == NULL)
761     + bb_error_msg_and_die("bad PPM file '%s' line %d", G.image_filename,j);
762     + if (G.spb2 != NULL && j >= G.nbar_posy && j < (G.nbar_posy + G.spb2->h)) {
763     + sprpix = &(G.spb2->pixbuf[(j - G.nbar_posy) * G.spb2->bw]);
764     + } else {
765     + sprpix = NULL;
766     + }
767    
768     - if (fread(pixline, 1, line_size, theme_file) != line_size)
769     - bb_error_msg_and_die("bad PPM file '%s'", G.image_filename);
770     - pixel = pixline;
771     - src = G.addr + j * G.scr_fix.line_length;
772     for (i = 0; i < width; i++) {
773     - unsigned thispix = fb_pixel_value(pixel[0], pixel[1], pixel[2]);
774     - fb_write_pixel(src, thispix);
775     - src += G.bytes_per_pixel;
776     + thispix = makecol(pixel[0],pixel[1],pixel[2]);
777     + *((RGB*)rgbpix) = thispix;
778     + if ((sprpix != NULL) && (i >= G.nbar_posx)) {
779     + if (G.nbar_colr >= 256) { // Multiple not add
780     + thispix = makecol((G.nbar_colr & 255) * pixel[0], (G.nbar_colg & 255) * pixel[1], (G.nbar_colb & 255) * pixel[2]);
781     + } else {
782     + thispix = makecol(G.nbar_colr + pixel[0], G.nbar_colg + pixel[1], G.nbar_colb + pixel[2]);
783     + }
784     + memcpy(sprpix,&thispix,G.bytes_per_pixel);
785     + if (i >= (G.nbar_posx + G.spb2->w - 1)) {
786     + sprpix = NULL;
787     + } else {
788     + sprpix += G.bytes_per_pixel;
789     + }
790     + }
791 niro 1517 + pixel += 3;
792 niro 1516 + rgbpix += G.bytes_per_pixel;
793 niro 1517 + }
794 niro 1516 + fb_putpixrow(G.x0,j + G.y0,width,rgbline);
795 niro 1517 + }
796 niro 1516 + free(rgbline);
797     + ppm_close(ppm);
798     + // recalc cfg if centered image
799     + G.nbar_posx += G.x0;
800     + G.nbar_posy += G.y0;
801     +#if ENABLE_FEATURE_FBSPLASH_TEXT
802     + G.text_posx += G.x0;
803     + G.text_posy += G.y0;
804     +#endif
805     +}
806     +
807     +#if ENABLE_FEATURE_FBSPLASH_SPRITES
808     +/**
809     + * Read rectangle sprites from ppm file
810     + * \return pointer to array of sprites
811     + * \return number of sprites loaded
812     + */
813     +static struct sprite *fb_loadsprites(char *filename, int sx, int sy) {
814     + struct ppmfile *ppm;
815     + uint8_t *pixel, *rgbpix;
816     + struct sprite *s=NULL;
817     + int y,i;
818     + RGB thispix;
819     +
820     + if ((ppm = ppm_open(filename)) == NULL) goto readsprites_out;
821     + s = fb_newsprite(ppm->sizx + ppm->sizy, ppm->sizy, -1, -1);
822     + fb_sprite(sx + G.x0, sy + G.y0, 0, s->h, s, 1); // load square 0 - background
823     + rgbpix = &(s->pixbuf[0]);
824     + for (y = 0; y < ppm->sizy; y++) {
825     + // skip square 0
826     + rgbpix += s->h * G.bytes_per_pixel;
827     + // read from file
828     + pixel = ppm_readline(ppm);
829     + for (i = 0; (pixel != NULL) && (i < ppm->sizx); i++) {
830     + if (pixel[0]==0xFF && pixel[1]==0 && pixel[2]==0xFF) {
831     + // transparent color => get pixel from square 0
832     + memcpy(&thispix,
833     + &(s->pixbuf[y * s->bw + (i % s->h) * G.bytes_per_pixel]),
834     + G.bytes_per_pixel);
835     + } else {
836     + thispix = makecol(pixel[0],pixel[1],pixel[2]);
837     + }
838     + memcpy(rgbpix,&thispix,G.bytes_per_pixel);
839 niro 1517 pixel += 3;
840 niro 1516 + rgbpix += G.bytes_per_pixel;
841     + }
842     + }
843     + ppm_close(ppm);
844     + return s;
845     +readsprites_out:
846     + if (s != NULL) free(s);
847     + return NULL;
848 niro 1517 +}
849     +
850 niro 1516 +#define fb_putanim(x,y,n,s) fb_sprite(x + G.x0,y + G.y0,s->h * n,s->h,s,0)
851     +#endif
852     +
853     +#if ENABLE_FEATURE_FBSPLASH_TEXT
854     +
855     +/*
856     + * A function to put the pixel
857     + */
858     +static void fb_putpixel(int x, int y, RGB rgb) {
859     + uint8_t *a;
860     + if (x < 0 || y < 0 || x > G.scr_var.xres || y > G.scr_var.yres) return;
861     + a=G.addr + G.scr_fix.line_length * y + G.bytes_per_pixel * x;
862     + memcpy(a,&rgb,G.bytes_per_pixel);
863     +
864     + return;
865     +}
866     +
867     +/**
868     + * UTF-8 - get one charcter and advance to next
869     + * ??? this function may be in libbb ???
870     + * \return UCS4 value
871     + */
872     +static uint32_t ucs4value(uint8_t **s) {
873     + uint8_t *c;
874     + uint32_t ucs,w;
875     + int count;
876     +
877     + if (s==NULL || *s==NULL || **s==0) return 0;
878     + c = *s;
879     + ucs = *c++;
880     + if (ucs >= 0xC0) { /* 0x80..0xBF is error in utf8 but i use as-is */
881     + for (w = ucs & 0x7F, count = 0;(w & 0x40) == 0x40; count++) {
882     + w <<= 1;
883     + }
884     + ucs=ucs & (0x7E >> count);
885     + for(; count > 0; count--) {
886     + if ((*c & 0xC0) != 0x80) { /* error in utf8 */
887     + ucs=0;
888     + break;
889     + }
890     + ucs = (ucs << 6) + (*c++ & 0x3F);
891     + }
892     + }
893     + *s=c;
894     + return ucs;
895     +}
896     +
897     +/**
898     + * Find in GF.ud.entries desired UTF-8 char and advance to next char
899     + * can combine glyphs in own memory
900     + * \param s pointer to utf8 char pointer
901     + * \return pinter to glyph
902     + */
903     +static uint8_t *getglyph(uint8_t **s) {
904     + uint32_t ucs;
905     + uint8_t *c,*g;
906     + int utflen,i;
907     +
908     + if (s == NULL || *s == NULL || **s == 0)
909     + return G.unknown_glyph; /* end of string - no advance */
910     + c = *s;
911     + ucs = ucs4value(&c);
912     + utflen = c - *s;
913     + g = G.unknown_glyph;
914     + if (GF.ud.entries == NULL) {
915     + if (ucs < GF.glyphcount) {
916     + g = GF.glyphs + GF.charsize * ucs;
917     + }
918     + } else if (ucs <= 0xFFFF) { // only ucs2
919     +#if ENABLE_FEATURE_FBSPLASH_PSFSEQS
920     + int j,compose;
921     + memset(G.combglyph,0,sizeof(G.combglyph));
922     + for (i = 0, compose=0; i < GF.ud.entry_ct; i++) {
923     + if (GF.ud.entries[i].unicode == ucs) {
924     + g=GF.glyphs +
925     + GF.ud.entries[i].fontpos * GF.charsize;
926     + for (j = 0; j < GF.charsize; j++) {
927     + G.combglyph[j] |= g[j];
928     + }
929     + compose++;
930     + }
931     + }
932     + if (compose > 1) { // found more than one
933     + g = &(G.combglyph[0]);
934     + }
935     +#else
936     + // no sequences - first found win
937     + for (i = 0; i < GF.ud.entry_ct ; i++) {
938     + if (GF.ud.entries[i].unicode == ucs) {
939     + g = GF.glyphs + GF.ud.entries[i].fontpos * GF.charsize;
940     + break;
941     + }
942 niro 1517 }
943 niro 1516 +#endif
944     + }
945     + *s=c;
946     + return g;
947     +}
948     +
949     +/**
950     + * Draws a single character on framebuffer.
951     + * \param nXPos horizontal position from which draw the character.
952     + * \param nYPos vertical position from which draw the character.
953     + * \param nCharSize character scale factor [1..4].
954     + * \param pointer to *nChar character to draw - auto advance by utf8.
955     + * \param RGB color
956     + */
957     +static void fb_drawchar(int nXPos, int nYPos, int nCharSize,
958     + uint8_t **nChar, RGB thispix)
959     +{
960     + int x,y,px;
961     + uint8_t *glyph;
962     +
963     + if (G.font==NULL || GF.height==0 || GF.glyphs==NULL) return;
964     + if (G.unknown_glyph == NULL) {
965     + uint8_t *unknown;
966     + const uint8_t unconst[]="?";
967     + unknown=(uint8_t *)unconst;
968     + G.unknown_glyph = getglyph(&unknown);
969     + }
970     +
971     + glyph=getglyph(nChar);
972     + if (glyph==NULL) return;
973     + glyph-=GF.rowbytes;
974     + for (y = 0; y < (GF.height * nCharSize); y++) {
975     + if ((y % nCharSize) == 0) glyph+=GF.rowbytes;
976     + for (x = 0,px = -1; x < (GF.width * nCharSize); x++) {
977     + if ((x % nCharSize) == 0) px++;
978     + if ((glyph[px / 8] & (0x80 >> (px % 8))) != 0) {
979     + fb_putpixel(nXPos + x, nYPos + y,thispix);
980     + }
981     + }
982 niro 1517 }
983     - free(pixline);
984     - fclose(theme_file);
985     }
986    
987    
988     /**
989 niro 1516 + * Draws a string on framebuffer.
990     + * \param *strString pointer to the string.
991     + */
992     +static void fb_drawstring(char *strString)
993     +{
994     + RGB thispix;
995     + int nCharSize;
996     + int x;
997     + uint8_t *c;
998     +
999     + // size check
1000     + nCharSize = G.text_size;
1001     + if (nCharSize < 1)
1002     + nCharSize = 1;
1003     + else if (nCharSize > 4)
1004     + nCharSize = 4;
1005     +
1006     + if (G.font==NULL || GF.height==0 || GF.glyphs==NULL) return;
1007     +
1008     + // redraws the portion of image interested to the old write operation
1009     + fb_putsprite(G.text_posx, G.text_posy, G.spt);
1010     +
1011     + // new write operation
1012     + thispix=makecol(G.text_colr,G.text_colg,G.text_colb);
1013     + for (x = G.text_posx, c = (uint8_t *)strString; *c != 0;) {
1014     +#if ENABLE_FEATURE_FBSPLASH_TEXT_COLORS
1015     + if (*c==0x1b && c[1]=='[') {
1016     + long newcol=0,first;
1017     + char *e;
1018     + e=(char *)&(c[1]);
1019     + do {
1020     + first=newcol;
1021     + ++e;
1022     + newcol = strtol(e,&e,10);
1023     + } while (*e == ';');
1024     + if (*e == 'm' && ((newcol == 0) || (newcol >= 30 && newcol <= 37))) {
1025     + if (newcol >= 30 && newcol <= 37) {
1026     + if (newcol == 0 && first == 1) {
1027     + thispix=makecol(0x33,0x33,0x33);
1028     + } else {
1029     + newcol -= 30;
1030     + first = (first == 1 ? 0xFF : 0xCC);
1031     + thispix=makecol((newcol & 1) ? first : 0,
1032     + (newcol & 2) ? first : 0,
1033     + (newcol & 4) ? first : 0);
1034     + }
1035     + } else {
1036     + thispix=makecol(G.text_colr,G.text_colg,G.text_colb);
1037     + }
1038     + c=(uint8_t *)(++e);
1039     + continue;
1040     + }
1041     + }
1042     +#endif
1043     + fb_drawchar(x, G.text_posy, nCharSize, &c, thispix);
1044     + x += GF.width * nCharSize;
1045     + if (x >= G.scr_var.xres) break; // too long string
1046     + }
1047     +}
1048     +
1049     +/**
1050     + * Free readed font structure with all allocated memory
1051     + */
1052     +static void fb_freefont(void) {
1053     + if (G.font != NULL) {
1054     + if (GF.mem1 != NULL) free(GF.mem1);
1055     + if (GF.ud.entries != NULL) free(GF.ud.entries);
1056     + free(G.font);
1057     + G.font=NULL;
1058     + }
1059     +}
1060     +
1061     +/**
1062     + * Read font and mapping from console using ioctl GIO_FONT and GIO_UNIMAP
1063     + */
1064     +static void fb_readvgafont(void) {
1065     + int fd,i;
1066     +#if (defined(KDFONTOP) && defined(KD_FONT_OP_GET)) || defined(GIO_FONTX)
1067     +#if defined(KDFONTOP) && defined(KD_FONT_OP_GET)
1068     + struct console_font_op fo;
1069     + fd = open(CURRENT_TTY,O_NONBLOCK);
1070     + if (fd == -1) return;
1071     +
1072     + fo.data = NULL;
1073     + fo.charcount = 0;
1074     + fo.height = 32; fo.width = 32; // max usable font size
1075     + fo.flags = 0;
1076     + fo.op = KD_FONT_OP_GET;
1077     + if (ioctl(fd, KDFONTOP, &fo) == 0) {
1078     + i = (fo.width + 7) / 8;
1079     + fo.data = xmalloc(fo.charcount * 32 * i);
1080     + if (ioctl(fd, KDFONTOP, &fo) == -1) {
1081     + free(fo.data);
1082     + goto fb_vgafontout;
1083     + }
1084     + }
1085     + if (G.font != NULL) fb_freefont();
1086     + G.font = (struct fbfont *) xzalloc(sizeof(struct fbfont));
1087     + GF.height = fo.height;
1088     + GF.glyphcount = fo.charcount;
1089     + GF.width = fo.width;
1090     + GF.rowbytes = (fo.width + 7) / 8;
1091     + GF.charsize = GF.height * GF.rowbytes;
1092     + GF.mem1 = (uint8_t *) xmalloc(GF.height * GF.glyphcount * GF.rowbytes);
1093     + GF.glyphs = GF.mem1;
1094     + for (i = 0; i < GF.glyphcount; i++) {
1095     + memcpy(&(GF.glyphs[i * GF.height * GF.rowbytes]),
1096     + &(fo.data[i * 32 * GF.rowbytes]),
1097     + GF.height * GF.rowbytes);
1098     + }
1099     + if (fo.data) free(fo.data);
1100     +#else // KDFONTOP / GIO_FONTX
1101     + struct consolefontdesc cfd;
1102     + int j;
1103     + fd = open(CURRENT_TTY,O_NONBLOCK);
1104     + if (fd == -1) return;
1105     +
1106     + cfd.chardata = NULL;
1107     + cfd.charcount = 0;
1108     + cfd.charheight = 0;
1109     + if (ioctl(fd, GIO_FONTX, &cfd) == 0) {
1110     + cfd.chardata = xmalloc(cfd.charcount * 32);
1111     + if (ioctl(fd, GIO_FONTX, &cfd) == -1) {
1112     + free(cfd.chardata);
1113     + goto fb_vgafontout;
1114     + }
1115     + } else {
1116     + cfd.charcount=256;
1117     + cfd.chardata = xmalloc(256 * 32);
1118     + if (ioctl(fd, GIO_FONT, cfd.chardata) != 0) {
1119     + free(cfd.chardata);
1120     + goto fb_vgafontout;
1121     + }
1122     + // compute real height
1123     + cfd.charheight=0;
1124     + for (j = 31; (j > 0) && (cfd.charheight == 0); j--) {
1125     + for (i = 0; (i < 256) && (cfd.charheight == 0); i++) {
1126     + if (cfd.chardata[i*32+j] != 0)
1127     + cfd.charheight=j;
1128     + }
1129     + }
1130     + }
1131     + if (cfd.charheight != 0) {
1132     + if (G.font != NULL) fb_freefont();
1133     + G.font = (struct fbfont *) xzalloc(sizeof(struct fbfont));
1134     + GF.charsize = cfd.charheight;
1135     + GF.height = GF.charsize;
1136     + GF.glyphcount = cfd.charcount;
1137     + GF.width = 8;
1138     + GF.rowbytes = 1;
1139     + GF.mem1 = (uint8_t *) xmalloc(GF.height * GF.glyphcount);
1140     + GF.glyphs = GF.mem1;
1141     + // pack font
1142     + for (i = 0; i < GF.glyphcount; i++) {
1143     + memcpy(&(GF.glyphs[i * GF.height]),
1144     + &(cfd.chardata[i * 32]),
1145     + GF.height);
1146     + }
1147     + }
1148     + free(cfd.chardata);
1149     +#endif // FONTOP / FONTX
1150     +#if defined(GIO_UNIMAP)
1151     + GF.ud.entry_ct = 0;
1152     + ioctl(fd, GIO_UNIMAP, &(GF.ud));
1153     + if (errno != ENOMEM) {
1154     + goto fb_vgafontout;
1155     + }
1156     + if (GF.ud.entry_ct > 0) {
1157     + GF.ud.entries = xmalloc(GF.ud.entry_ct * sizeof(struct unipair));
1158     + if (ioctl(fd, GIO_UNIMAP, &(GF.ud)) == -1) {
1159     + // error no unimap
1160     + free(GF.ud.entries);
1161     + GF.ud.entry_ct = 0;
1162     + }
1163     + }
1164     +#endif // GIO_UNIMAP
1165     +fb_vgafontout:
1166     + close(fd);
1167     +#endif // GIO_FONTX or KDFONTOP available
1168     + return;
1169     +}
1170     +
1171     +#if ENABLE_FEATURE_FBSPLASH_FONTLOAD
1172     +
1173     +static uint16_t nextuni(int ver, uint8_t *map, int *pos) {
1174     + uint16_t rv;
1175     + int i;
1176     + i=*pos;
1177     + if (ver==1) {
1178     + rv = map[i + 1];
1179     + rv = (rv << 8) + map[i];
1180     + i += 2;
1181     + } else { // ver 2
1182     + if (map[i] == 0xFF) rv = 0xFFFF;
1183     + else if (map[i] == 0xFE) rv = 0xFFFE;
1184     + else if (map[i] < 0xC0) rv = map[i];
1185     + else if (map[i] < 0xE0) {
1186     + rv = map[i] & 0x1F;
1187     + if ((map[i + 1] & 0xC0) == 0x80)
1188     + rv = (rv << 6) + (map[++i] & 0x3F);
1189     + } else if (map[i] < 0xF0) {
1190     + rv = map[i] & 0x0F;
1191     + if ((map[i + 1] & 0xC0) == 0x80)
1192     + rv = (rv << 6) + (map[++i] & 0x3F);
1193     + if ((map[i + 1] & 0xC0) == 0x80)
1194     + rv = (rv << 6) + (map[++i] & 0x3F);
1195     + } else rv = map[i];
1196     + i++;
1197     + }
1198     + *pos=i;
1199     + return rv;
1200     +}
1201     +
1202     +/**
1203     + * Convert unimap from psf v1 and psf v2 to unimapdesc
1204     + */
1205     +static void convertmap(int ver, uint8_t *map, int mapsize, struct unimapdesc *ud) {
1206     + int i,j,k,glyph,glycodes;
1207     +#if ENABLE_FEATURE_FBSPLASH_PSFSEQS
1208     + int l, seqlen=0, *seq=NULL;
1209     +#endif
1210     + uint16_t e;
1211     + ud->entry_ct=0;
1212     + for (i = 0, glycodes=0; i < mapsize; ) {
1213     + e = nextuni(ver, map, &i);
1214     + if (e == PSF1_STARTSEQ) {
1215     +#if ENABLE_FEATURE_FBSPLASH_PSFSEQS
1216     + seqlen++;
1217     +#endif
1218     + e = nextuni(ver, map, &i);
1219     + while ((e != PSF1_SEPARATOR) && (i < mapsize)) {
1220     +#if ENABLE_FEATURE_FBSPLASH_PSFSEQS
1221     + ud->entry_ct += glycodes;
1222     +#endif
1223     + e = nextuni(ver, map, &i);
1224     + }
1225     + glycodes=0;
1226     + } else if (e == PSF1_SEPARATOR) {
1227     + ud->entry_ct += glycodes;
1228     + glycodes=0;
1229     + } else {
1230     + glycodes++;
1231     + }
1232     + }
1233     + ud->entries = (struct unipair *)
1234     + xmalloc(sizeof(struct unimapdesc) * ud->entry_ct);
1235     +#if ENABLE_FEATURE_FBSPLASH_PSFSEQS
1236     + if (seqlen > 0) {
1237     + seq = xzalloc(sizeof(int) * (seqlen + 1));
1238     + }
1239     +#endif
1240     + for (i = 0, glyph = 0, j = 0, k = 0; i < mapsize; ) {
1241     + e = nextuni(ver, map, &i);
1242     + if (e == PSF1_STARTSEQ) {
1243     + e = nextuni(ver, map, &i);
1244     + k++; // this is seqence - position saved
1245     + // remove sequence - this is not glyph
1246     + while (ud->entries[j-1].fontpos == glyph && j > 0) {
1247     + j--;
1248     + }
1249     + // skip chars in seq
1250     + while ((e != PSF1_SEPARATOR) && (i < mapsize)) {
1251     + e = nextuni(ver, map, &i);
1252     + }
1253     +#if ENABLE_FEATURE_FBSPLASH_PSFSEQS
1254     + if (k < seqlen) seq[k] = i;
1255     +#endif
1256     + } else if (e == PSF1_SEPARATOR) {
1257     + glyph++;
1258     +#if ENABLE_FEATURE_FBSPLASH_PSFSEQS
1259     + // next may be sequence
1260     + if (k < seqlen) seq[k] = i;
1261     +#endif
1262     + } else if (j < ud->entry_ct) {
1263     + ud->entries[j].unicode=e;
1264     + ud->entries[j++].fontpos=glyph;
1265     + }
1266     + }
1267     +#if ENABLE_FEATURE_FBSPLASH_PSFSEQS
1268     + i = 0;
1269     + while (i < seqlen) {
1270     + k = seq[i];
1271     + do {
1272     + e = nextuni(ver, map, &k);
1273     + } while (e != PSF1_STARTSEQ && e != PSF1_SEPARATOR && k < mapsize);
1274     + if (e == PSF1_STARTSEQ) {
1275     + e = nextuni(ver, map, &k);
1276     + while ((e != PSF1_SEPARATOR) && (k < mapsize)) {
1277     + // find glyph in table
1278     + glyph = 0;
1279     + while ((glyph < j) && (ud->entries[glyph].unicode != e)) {
1280     + glyph++;
1281     + }
1282     + // write glyph to table for all chars
1283     + if (glyph < j) { // found
1284     + l = seq[i]; // code pointer
1285     + e = nextuni(ver, map, &l);
1286     + while(e != PSF1_STARTSEQ && l < mapsize) {
1287     + ud->entries[j].unicode=e;
1288     + ud->entries[j++].fontpos=ud->entries[glyph].fontpos;
1289     + e = nextuni(ver, map, &l);
1290     + }
1291     + }
1292     + e = nextuni(ver, map, &k);
1293     + }
1294     + }
1295     + i++;
1296     + }
1297     + if (seqlen > 0) {
1298     + // remove unfound glyphs if any
1299     + ud->entry_ct = j;
1300     + free(seq);
1301     + }
1302     +#endif
1303     +}
1304     +
1305     +/**
1306     + * Read PSF v1 and PSF v2 fonts to own font structure
1307     + */
1308     +static void fb_readpsf(const char *filename) {
1309     + unsigned int len;
1310     + int maplen;
1311     + uint8_t *buf;
1312     + struct psf1_header *psf1;
1313     + struct psf2_header *psf2;
1314     +
1315     + if (G.font != NULL) fb_freefont();
1316     + len = 48*1024; // can't be larger
1317     + buf = xmalloc_open_zipped_read_close(filename, &len);
1318     + if (buf == NULL) {
1319     + bb_simple_perror_msg_and_die(filename);
1320     + }
1321     + if (len < 1024) {
1322     + goto badfmt;
1323     + }
1324     + G.font = (struct fbfont *) xzalloc(sizeof(struct fbfont));
1325     + GF.mem1 = buf;
1326     + psf1 = (struct psf1_header *)buf;
1327     + psf2 = (struct psf2_header *)buf;
1328     + if ((psf1->magic == PSF1_MAGIC) && (psf1->mode <= PSF1_MAXMODE)) {
1329     + GF.glyphs = &(buf[sizeof(struct psf1_header)]);
1330     + GF.charsize = psf1->charsize;
1331     + GF.height = GF.charsize;
1332     + GF.glyphcount = ((psf1->mode & PSF1_MODE512) ? 512 : 256);
1333     + GF.width = 8;
1334     + maplen = len - sizeof(struct psf1_header) -
1335     + (GF.charsize * GF.glyphcount);
1336     + if ((maplen > 0) && ((psf1->mode & PSF1_MODEHASTAB) != 0)) {
1337     + convertmap(1,&(buf[len - maplen]),maplen,&(GF.ud));
1338     + } else {
1339     + if (maplen < 0) goto badfmt;
1340     + }
1341     + } else if ((psf2->magic == PSF2_MAGIC) &&
1342     + (psf2->version <= PSF2_MAXVERSION)) {
1343     + GF.glyphs=&(buf[psf2->headersize]);
1344     + GF.height = psf2->height;
1345     + GF.width = psf2->width;
1346     + GF.glyphcount = psf2->length;
1347     + GF.charsize = psf2->charsize;
1348     + maplen = len - psf2->headersize -
1349     + (GF.charsize * GF.glyphcount);
1350     + if ((maplen > 0) && ((psf2->flags & PSF2_HAS_UNICODE_TABLE) != 0)) {
1351     + convertmap(2,&(buf[len - maplen]),maplen,&(GF.ud));
1352     + } else {
1353     + if (maplen < 0) goto badfmt;
1354     + }
1355     + } else {
1356     + goto badfmt;
1357     + }
1358     + GF.rowbytes = GF.charsize / GF.height;
1359     +
1360     + return;
1361     +badfmt:
1362     + if (G.font) fb_freefont();
1363     + bb_error_msg_and_die("Cannot read file %s - unrecognized format\n",filename);
1364     +}
1365     +#endif // FONTLOAD
1366     +#endif // TEXT
1367 niro 1517 +
1368     +/**
1369 niro 1516 * Parse configuration file
1370 niro 1517 * \param *cfg_filename name of the configuration file
1371     */
1372     @@ -347,6 +1200,9 @@
1373 niro 1516 "BAR_WIDTH\0" "BAR_HEIGHT\0"
1374     "BAR_LEFT\0" "BAR_TOP\0"
1375     "BAR_R\0" "BAR_G\0" "BAR_B\0"
1376     +#if ENABLE_FEATURE_FBSPLASH_TEXT
1377     + "TEXT_LEFT\0" "TEXT_TOP\0" "TEXT_R\0" "TEXT_G\0" "TEXT_B\0" "TEXT_SIZE\0"
1378     +#endif
1379     #if DEBUG
1380     "DEBUG\0"
1381     #endif
1382 niro 1517 @@ -354,15 +1210,15 @@
1383 niro 1516 char *token[2];
1384     parser_t *parser = config_open2(cfg_filename, xfopen_stdin);
1385     while (config_read(parser, token, 2, 2, "#=",
1386     - (PARSE_NORMAL | PARSE_MIN_DIE) & ~(PARSE_TRIM | PARSE_COLLAPSE))) {
1387     + (PARSE_NORMAL | PARSE_MIN_DIE) & ~(PARSE_TRIM | PARSE_COLLAPSE))) {
1388     unsigned val = xatoi_positive(token[1]);
1389     int i = index_in_strings(param_names, token[0]);
1390     if (i < 0)
1391     bb_error_msg_and_die("syntax error: %s", token[0]);
1392     - if (i >= 0 && i < 7)
1393     + if (i >= 0 && i < FBCFGVALS)
1394     G.ns[i] = val;
1395     #if DEBUG
1396     - if (i == 7) {
1397     + if (i == FBCFGVALS) {
1398     G.bdebug_messages = val;
1399     if (G.bdebug_messages)
1400     G.logfile_fd = xfopen_for_write("/tmp/fbsplash.log");
1401 niro 1517 @@ -376,11 +1232,24 @@
1402 niro 1516 int fbsplash_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
1403     int fbsplash_main(int argc UNUSED_PARAM, char **argv)
1404     {
1405     +#if ENABLE_FEATURE_FBSPLASH_FONTLOAD
1406     + const char *fontmap_filename = NULL;
1407     +#endif
1408     const char *fb_device, *cfg_filename, *fifo_filename;
1409     - FILE *fp = fp; // for compiler
1410     - char *num_buf;
1411     - unsigned num;
1412     + char num_buf[512];
1413     + int num;
1414     bool bCursorOff;
1415     + struct timeval tim;
1416     + fd_set rdfds;
1417     + FILE *fp=fp;
1418     + int bounce_x=0;
1419     +#if ENABLE_FEATURE_FBSPLASH_SPRITES
1420     + int anim_x,anim_y, /* position of sprite or animation */
1421     + anim_n,anim_m, /* min sprite, max sprite for animation */
1422     + anim_p=0, /* actual sprite */
1423     + anim_t=0,anim_now=0; /* time between steps */
1424     + struct sprite *spa=NULL;
1425     +#endif
1426    
1427     INIT_G();
1428    
1429 niro 1517 @@ -388,9 +1257,19 @@
1430 niro 1516 fb_device = "/dev/fb0";
1431     cfg_filename = NULL;
1432     fifo_filename = NULL;
1433     +
1434     +#if ENABLE_FEATURE_FBSPLASH_FONTLOAD
1435     + bCursorOff = 1 & getopt32(argv, "cs:d:i:f:m:",
1436     + &G.image_filename, &fb_device, &cfg_filename, &fifo_filename, &fontmap_filename);
1437     +
1438     + if (fontmap_filename) fb_readpsf(fontmap_filename);
1439     +#else
1440     bCursorOff = 1 & getopt32(argv, "cs:d:i:f:",
1441     &G.image_filename, &fb_device, &cfg_filename, &fifo_filename);
1442     -
1443     +#endif
1444     +#if ENABLE_FEATURE_FBSPLASH_TEXT
1445     + if (G.font==NULL) fb_readvgafont();
1446     +#endif
1447     // parse configuration file
1448     if (cfg_filename)
1449     init(cfg_filename);
1450 niro 1517 @@ -406,8 +1285,20 @@
1451 niro 1516 full_write(STDOUT_FILENO, "\033[?25l", 6);
1452     }
1453    
1454     + if (fifo_filename != NULL) {
1455     + G.spb2 = fb_newsprite(G.nbar_width, G.nbar_height, -1, -1);
1456     + }
1457     +
1458     fb_drawimage();
1459    
1460     + G.spb1 = fb_newsprite(G.nbar_width, G.nbar_height, G.nbar_posx, G.nbar_posy);
1461     +#if ENABLE_FEATURE_FBSPLASH_TEXT
1462     + if (G.font != NULL)
1463     + G.spt = fb_newsprite(G.scr_var.xres - G.text_posx,
1464     + GF.height * G.text_size,
1465     + G.text_posx, G.text_posy);
1466     +#endif
1467     +
1468     if (!fifo_filename)
1469     return EXIT_SUCCESS;
1470    
1471 niro 1517 @@ -424,31 +1315,137 @@
1472 niro 1516 // when last writer closes input end.
1473     // The simplest way is to open fifo for writing too
1474     // and become an additional writer :)
1475     - open(fifo_filename, O_WRONLY); // errors are ignored
1476     + open(fifo_filename, O_WRONLY | O_NDELAY); // errors are ignored
1477     }
1478    
1479     - fb_drawprogressbar(0);
1480     // Block on read, waiting for some input.
1481     // Use of <stdio.h> style I/O allows to correctly
1482     // handle a case when we have many buffered lines
1483     // already in the pipe
1484     - while ((num_buf = xmalloc_fgetline(fp)) != NULL) {
1485     - if (strncmp(num_buf, "exit", 4) == 0) {
1486     - DEBUG_MESSAGE("exit");
1487     - break;
1488     - }
1489     - num = atoi(num_buf);
1490     - if (isdigit(num_buf[0]) && (num <= 100)) {
1491     + // select and fgets work just in time only in nobuf mode
1492     + setvbuf(fp, NULL, _IONBF, 0);
1493     + tim.tv_sec = 0;
1494     + tim.tv_usec = 100000;
1495     + while (1) {
1496     + FD_ZERO(&rdfds);
1497     + FD_SET(fileno(fp),&rdfds);
1498     + if ((num=select(fileno(fp) + 1,&rdfds,NULL,NULL,&tim))==-1)
1499     + break; // select error
1500     + if (num != 0 && fgets(num_buf,sizeof(num_buf) - 1,fp) != NULL) {
1501     + num_buf[sizeof(num_buf) - 1]=0;
1502     + num=strlen(num_buf) - 1;
1503     + if (num >= 0 && num_buf[num]==10) num_buf[num]=0;
1504     + if (strncmp(num_buf, "exit", 4) == 0) {
1505     + DEBUG_MESSAGE("exit");
1506     + break;
1507     + } else if (strncmp(num_buf, "bounce", 6) == 0) {
1508     + bounce_x = 0;
1509     +#if ENABLE_FEATURE_FBSPLASH_TEXT
1510     + } else if (strncmp(num_buf, "write:", 6) == 0) {
1511     + if (G.font!=NULL) fb_drawstring(num_buf + 6);
1512     + DEBUG_MESSAGE(num_buf);
1513     +#endif
1514     +#if ENABLE_FEATURE_FBSPLASH_SPRITES
1515     + } else if (strncmp(num_buf, "load:", 5) == 0) {
1516     + if (spa) {
1517     + fb_putanim(anim_x,anim_y,0,spa); // hide old
1518     + free(spa);
1519     + spa=NULL;
1520     + }
1521     + if (sscanf(&(num_buf[5]),"%d:%d:",
1522     + &anim_x,&anim_y) == 2) {
1523     + // skip x:y
1524     + for (num=5;num_buf[num] != ':';) num++;
1525     + for (num++;num_buf[num] != ':';) num++;
1526     + spa=fb_loadsprites(&(num_buf[num + 1]),anim_x,anim_y);
1527     + anim_t = anim_now = 0; // stop animation
1528     + }
1529     + } else if (strncmp(num_buf, "sprite:", 7) == 0) {
1530     + if (spa != NULL) {
1531     + // "sprite:n"
1532     + anim_t = anim_now = 0; // stop animation
1533     + anim_p = atoi(&(num_buf[7]));
1534     + if (anim_p >= 0) {
1535     + fb_putanim(anim_x,anim_y,anim_p,spa);
1536     + }
1537     + }
1538     + } else if (strncmp(num_buf, "anime:", 6) == 0) {
1539     + if (spa != NULL) {
1540     + // "anime:n:m:t"
1541     + if ((sscanf(&(num_buf[6]),"%d:%d:%d",
1542     + &anim_n,&anim_m,&anim_t) == 3) &&
1543     + (anim_n >= 0) && (anim_m >= 0)) {
1544     + anim_p = anim_n; // first frame
1545     + fb_putanim(anim_x,anim_y,anim_p,spa);
1546     + anim_now = anim_t; // next sprite after time t
1547     + } else {
1548     + anim_now = anim_t = 0; // stop animation
1549     + }
1550     + }
1551     +#endif
1552     + } else {
1553     + num = atoi(num_buf);
1554     + if ((isdigit(num_buf[0]) || (num_buf[0]=='-')) &&
1555     + (num >= -100 && num <= 100)) {
1556     #if DEBUG
1557     - DEBUG_MESSAGE(itoa(num));
1558     + char strVal[10];
1559     + sprintf(strVal, "%d", num);
1560     + DEBUG_MESSAGE(strVal);
1561     +#endif
1562     + if (num < 0) {
1563     + fb_drawnbar(-1 * num,100);
1564     + } else {
1565     + fb_drawnbar(0,num);
1566     + }
1567     + bounce_x = -1; // stop bounce
1568     + }
1569     + }
1570     + } else {
1571     + if (fp == stdin && feof(fp)) break; // stdin closed END
1572     + }
1573     + if (tim.tv_usec == 0) { // timeout - anime
1574     + tim.tv_usec = 100000;
1575     + if (bounce_x >= 0) {
1576     + bounce_x += 5;
1577     + if (bounce_x > 160) bounce_x = 0;
1578     + if (bounce_x > 80)
1579     + fb_drawnbar(160 - bounce_x,180 - bounce_x);
1580     + else
1581     + fb_drawnbar(bounce_x, bounce_x + 20);
1582     + }
1583     +#if ENABLE_FEATURE_FBSPLASH_SPRITES
1584     + if (spa != NULL && anim_t != 0) {
1585     + --anim_now;
1586     + if (anim_now <= 0) {
1587     + anim_now = anim_t; // wait
1588     + if (anim_n < anim_m) {
1589     + anim_p++;
1590     + if (anim_p > anim_m) anim_p = anim_n;
1591     + } else {
1592     + anim_p--;
1593     + if (anim_p < anim_m) anim_p = anim_n;
1594     + }
1595     + fb_putanim(anim_x,anim_y,anim_p,spa);
1596     + }
1597     + }
1598     #endif
1599     - fb_drawprogressbar(num);
1600     }
1601     - free(num_buf);
1602     }
1603     -
1604     + if (G.spb1 != NULL) free(G.spb1);
1605     + G.spb1 = NULL;
1606     + if (G.spb2 != NULL) free(G.spb2);
1607     + G.spb2 = NULL;
1608     +#if ENABLE_FEATURE_FBSPLASH_TEXT
1609     + if (G.font != NULL) fb_freefont();
1610     + if (G.spt != NULL) free(G.spt);
1611     + G.spt = NULL;
1612     +#endif
1613     +#if ENABLE_FEATURE_FBSPLASH_SPRITES
1614     + if (spa != NULL) free(spa);
1615     +#endif
1616     if (bCursorOff) // restore cursor
1617     full_write(STDOUT_FILENO, "\033[?25h", 6);
1618    
1619     return EXIT_SUCCESS;
1620     }
1621     +#endif
1622     diff -Naur busybox-1.19.0/miscutils/fbsplash.cfg busybox-1.19.0-magellan/miscutils/fbsplash.cfg
1623     --- busybox-1.19.0/miscutils/fbsplash.cfg 2011-08-11 02:23:58.000000000 +0200
1624     +++ busybox-1.19.0-magellan/miscutils/fbsplash.cfg 2011-09-05 21:00:28.000000000 +0200
1625     @@ -7,3 +7,13 @@
1626     BAR_R=80
1627     BAR_G=80
1628     BAR_B=130
1629     +# the below settings are active only if you enable the option FBSPLASH_TEXT_RENDERING
1630     +# text position
1631     +#TEXT_LEFT=100
1632     +#TEXT_TOP=350
1633     +## text color
1634     +#TEXT_R=80
1635     +#TEXT_G=80
1636     +#TEXT_B=130
1637     +## text size (1 to 4)
1638     +#TEXT_SIZE=2