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2010-01-25 Carles Pina i Estany <carles@pina.cat>

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* font/font.c: Include `grub/fontformat.h.
	Remove font file format constants.
	(grub_font_load): Use the new macros.
	* include/grub/fontformat.h: New file.
	* util/grub-mkfont.c: Include `grub/fontformat.c'.
	(write_font_pf2): Use the new macros.
This commit is contained in:
carles 2010-01-26 20:16:08 +00:00
parent 94e7e71281
commit de0b7a4ed1
4 changed files with 99 additions and 37 deletions
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9
ChangeLog
View file

@ -1,3 +1,12 @@
2010-01-25 Carles Pina i Estany <carles@pina.cat>
* font/font.c: Include `grub/fontformat.h.
Remove font file format constants.
(grub_font_load): Use the new macros.
* include/grub/fontformat.h: New file.
* util/grub-mkfont.c: Include `grub/fontformat.c'.
(write_font_pf2): Use the new macros.
2010-01-26 Robert Millan <rmh.grub@aybabtu.com>
* util/bin2h.c (usage): Make --help actually explain what `grub-bin2h'

51
font/font.c
View file

@ -26,6 +26,7 @@
#include <grub/types.h>
#include <grub/video.h>
#include <grub/bitmap.h>
#include <grub/fontformat.h>
#ifdef USE_ASCII_FAILBACK
#include "ascii.h"
@ -89,19 +90,6 @@ struct font_file_section
int eof;
};
/* Font file format constants. */
static const char pff2_magic[4] = { 'P', 'F', 'F', '2' };
static const char section_names_file[4] = { 'F', 'I', 'L', 'E' };
static const char section_names_font_name[4] = { 'N', 'A', 'M', 'E' };
static const char section_names_point_size[4] = { 'P', 'T', 'S', 'Z' };
static const char section_names_weight[4] = { 'W', 'E', 'I', 'G' };
static const char section_names_max_char_width[4] = { 'M', 'A', 'X', 'W' };
static const char section_names_max_char_height[4] = { 'M', 'A', 'X', 'H' };
static const char section_names_ascent[4] = { 'A', 'S', 'C', 'E' };
static const char section_names_descent[4] = { 'D', 'E', 'S', 'C' };
static const char section_names_char_index[4] = { 'C', 'H', 'I', 'X' };
static const char section_names_data[4] = { 'D', 'A', 'T', 'A' };
/* Replace unknown glyphs with a rounded question mark. */
static grub_uint8_t unknown_glyph_bitmap[] =
{
@ -460,7 +448,8 @@ grub_font_load (const char *filename)
#if FONT_DEBUG >= 3
grub_printf("opened FILE section\n");
#endif
if (grub_memcmp (section.name, section_names_file, 4) != 0)
if (grub_memcmp (section.name, FONT_FORMAT_SECTION_NAMES_FILE,
sizeof(FONT_FORMAT_SECTION_NAMES_FILE) - 1) != 0)
{
grub_error (GRUB_ERR_BAD_FONT,
"font file format error: 1st section must be FILE");
@ -489,7 +478,7 @@ grub_font_load (const char *filename)
grub_printf("read magic ok\n");
#endif
if (grub_memcmp (magic, pff2_magic, 4) != 0)
if (grub_memcmp (magic, FONT_FORMAT_PFF2_MAGIC, 4) != 0)
{
grub_error (GRUB_ERR_BAD_FONT, "invalid font magic %x %x %x %x",
magic[0], magic[1], magic[2], magic[3]);
@ -529,18 +518,22 @@ grub_font_load (const char *filename)
section.name[2], section.name[3]);
#endif
if (grub_memcmp (section.name, section_names_font_name, 4) == 0)
if (grub_memcmp (section.name, FONT_FORMAT_SECTION_NAMES_FONT_NAME,
sizeof(FONT_FORMAT_SECTION_NAMES_FONT_NAME) - 1) == 0)
{
font->name = read_section_as_string (&section);
if (!font->name)
goto fail;
}
else if (grub_memcmp (section.name, section_names_point_size, 4) == 0)
else if (grub_memcmp (section.name,
FONT_FORMAT_SECTION_NAMES_POINT_SIZE,
sizeof(FONT_FORMAT_SECTION_NAMES_POINT_SIZE) - 1) == 0)
{
if (read_section_as_short (&section, &font->point_size) != 0)
goto fail;
}
else if (grub_memcmp (section.name, section_names_weight, 4) == 0)
else if (grub_memcmp (section.name, FONT_FORMAT_SECTION_NAMES_WEIGHT,
sizeof(FONT_FORMAT_SECTION_NAMES_WEIGHT) - 1) == 0)
{
char *wt;
wt = read_section_as_string (&section);
@ -553,32 +546,42 @@ grub_font_load (const char *filename)
font->weight = FONT_WEIGHT_BOLD;
grub_free (wt);
}
else if (grub_memcmp (section.name, section_names_max_char_width, 4) == 0)
else if (grub_memcmp (section.name,
FONT_FORMAT_SECTION_NAMES_MAX_CHAR_WIDTH,
sizeof(FONT_FORMAT_SECTION_NAMES_MAX_CHAR_WIDTH) - 1) == 0)
{
if (read_section_as_short (&section, &font->max_char_width) != 0)
goto fail;
}
else if (grub_memcmp (section.name, section_names_max_char_height, 4) == 0)
else if (grub_memcmp (section.name,
FONT_FORMAT_SECTION_NAMES_MAX_CHAR_HEIGHT,
sizeof(FONT_FORMAT_SECTION_NAMES_MAX_CHAR_HEIGHT) - 1) == 0)
{
if (read_section_as_short (&section, &font->max_char_height) != 0)
goto fail;
}
else if (grub_memcmp (section.name, section_names_ascent, 4) == 0)
else if (grub_memcmp (section.name,
FONT_FORMAT_SECTION_NAMES_ASCENT,
sizeof(FONT_FORMAT_SECTION_NAMES_ASCENT) - 1) == 0)
{
if (read_section_as_short (&section, &font->ascent) != 0)
goto fail;
}
else if (grub_memcmp (section.name, section_names_descent, 4) == 0)
else if (grub_memcmp (section.name, FONT_FORMAT_SECTION_NAMES_DESCENT,
sizeof(FONT_FORMAT_SECTION_NAMES_DESCENT) - 1) == 0)
{
if (read_section_as_short (&section, &font->descent) != 0)
goto fail;
}
else if (grub_memcmp (section.name, section_names_char_index, 4) == 0)
else if (grub_memcmp (section.name,
FONT_FORMAT_SECTION_NAMES_CHAR_INDEX,
sizeof(FONT_FORMAT_SECTION_NAMES_CHAR_INDEX) - 1) == 0)
{
if (load_font_index (file, section.length, font) != 0)
goto fail;
}
else if (grub_memcmp (section.name, section_names_data, 4) == 0)
else if (grub_memcmp (section.name, FONT_FORMAT_SECTION_NAMES_DATA,
sizeof(FONT_FORMAT_SECTION_NAMES_DATA) - 1) == 0)
{
/* When the DATA section marker is reached, we stop reading. */
break;

38
include/grub/fontformat.h Normal file
View file

@ -0,0 +1,38 @@
/*
* GRUB -- GRand Unified Bootloader
* Copyright (C) 2010 Free Software Foundation, Inc.
*
* GRUB is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* GRUB is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GRUB. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef GRUB_FONT_FORMAT_HEADER
#define GRUB_FONT_FORMAT_HEADER 1
/* FONT_FORMAT_PFF2_MAGIC use only 4 relevants bytes and the \0. */
#define FONT_FORMAT_PFF2_MAGIC "PFF2"
#define FONT_FORMAT_SECTION_NAMES_FILE "FILE"
#define FONT_FORMAT_SECTION_NAMES_FONT_NAME "NAME"
#define FONT_FORMAT_SECTION_NAMES_POINT_SIZE "PTSZ"
#define FONT_FORMAT_SECTION_NAMES_WEIGHT "WEIG"
#define FONT_FORMAT_SECTION_NAMES_MAX_CHAR_WIDTH "MAXW"
#define FONT_FORMAT_SECTION_NAMES_MAX_CHAR_HEIGHT "MAXH"
#define FONT_FORMAT_SECTION_NAMES_ASCENT "ASCE"
#define FONT_FORMAT_SECTION_NAMES_DESCENT "DESC"
#define FONT_FORMAT_SECTION_NAMES_CHAR_INDEX "CHIX"
#define FONT_FORMAT_SECTION_NAMES_DATA "DATA"
#define FONT_FORMAT_SECTION_NAMES_FAMILY "FAMI"
#define FONT_FORMAT_SECTION_NAMES_SLAN "SLAN"
#endif /* ! GRUB_FONT_FORMAT_HEADER */

38
util/grub-mkfont.c
View file

@ -20,6 +20,7 @@
#include <grub/types.h>
#include <grub/util/misc.h>
#include <grub/i18n.h>
#include <grub/fontformat.h>
#include <stdio.h>
#include <stdlib.h>
@ -392,9 +393,10 @@ write_font_pf2 (struct grub_font_info *font_info, char *output_file)
offset = 0;
leng = grub_cpu_to_be32 (4);
grub_util_write_image ("FILE", 4, file);
grub_util_write_image (FONT_FORMAT_SECTION_NAMES_FILE,
sizeof(FONT_FORMAT_SECTION_NAMES_FILE) - 1, file);
grub_util_write_image ((char *) &leng, 4, file);
grub_util_write_image ("PFF2", 4, file);
grub_util_write_image (FONT_FORMAT_PFF2_MAGIC, 4, file);
offset += 12;
if (! font_info->name)
@ -416,20 +418,25 @@ write_font_pf2 (struct grub_font_info *font_info, char *output_file)
font_name = xasprintf ("%s %s %d", font_info->name, &style_name[1],
font_info->size);
write_string_section ("NAME", font_name, &offset, file);
write_string_section ("FAMI", font_info->name, &offset, file);
write_string_section ("WEIG",
write_string_section (FONT_FORMAT_SECTION_NAMES_FONT_NAME,
font_name, &offset, file);
write_string_section (FONT_FORMAT_SECTION_NAMES_FAMILY,
font_info->name, &offset, file);
write_string_section (FONT_FORMAT_SECTION_NAMES_WEIGHT,
(font_info->style & FT_STYLE_FLAG_BOLD) ?
"bold" : "normal",
&offset, file);
write_string_section ("SLAN",
write_string_section (FONT_FORMAT_SECTION_NAMES_SLAN,
(font_info->style & FT_STYLE_FLAG_ITALIC) ?
"italic" : "normal",
&offset, file);
write_be16_section ("PTSZ", font_info->size, &offset, file);
write_be16_section ("MAXW", font_info->max_width, &offset, file);
write_be16_section ("MAXH", font_info->max_height, &offset, file);
write_be16_section (FONT_FORMAT_SECTION_NAMES_POINT_SIZE,
font_info->size, &offset, file);
write_be16_section (FONT_FORMAT_SECTION_NAMES_MAX_CHAR_WIDTH,
font_info->max_width, &offset, file);
write_be16_section (FONT_FORMAT_SECTION_NAMES_MAX_CHAR_HEIGHT,
font_info->max_height, &offset, file);
if (! font_info->desc)
{
@ -447,8 +454,10 @@ write_font_pf2 (struct grub_font_info *font_info, char *output_file)
font_info->asce = font_info->max_y;
}
write_be16_section ("ASCE", font_info->asce, &offset, file);
write_be16_section ("DESC", font_info->desc, &offset, file);
write_be16_section (FONT_FORMAT_SECTION_NAMES_ASCENT,
font_info->asce, &offset, file);
write_be16_section (FONT_FORMAT_SECTION_NAMES_DESCENT,
font_info->desc, &offset, file);
if (font_verbosity > 0)
{
@ -479,7 +488,9 @@ write_font_pf2 (struct grub_font_info *font_info, char *output_file)
printf ("Number of glyph: %d\n", num);
leng = grub_cpu_to_be32 (num * 9);
grub_util_write_image ("CHIX", 4, file);
grub_util_write_image (FONT_FORMAT_SECTION_NAMES_CHAR_INDEX,
sizeof(FONT_FORMAT_SECTION_NAMES_CHAR_INDEX) - 1,
file);
grub_util_write_image ((char *) &leng, 4, file);
offset += 8 + num * 9 + 8;
@ -495,7 +506,8 @@ write_font_pf2 (struct grub_font_info *font_info, char *output_file)
}
leng = 0xffffffff;
grub_util_write_image ("DATA", 4, file);
grub_util_write_image (FONT_FORMAT_SECTION_NAMES_DATA,
sizeof(FONT_FORMAT_SECTION_NAMES_DATA) - 1, file);
grub_util_write_image ((char *) &leng, 4, file);
for (cur = font_info->glyph; cur; cur = cur->next)