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/* fontdump.c -- an "xxd -i" workalike for dumping binary fonts as source code */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
static int
hexdump(FILE *fo, FILE *fi)
{
int c, n;
n = 0;
c = fgetc(fi);
while (c != -1)
{
n += fprintf(fo, "%d,", c);
if (n > 72) {
fprintf(fo, "\n");
n = 0;
}
c = fgetc(fi);
}
return n;
}
int
main(int argc, char **argv)
{
FILE *fo;
FILE *fi;
char fontname[256];
char origname[256];
char *basename;
char *p;
int i, len;
if (argc < 3)
{
fprintf(stderr, "usage: fontdump output.c input.dat\n");
return 1;
}
fo = fopen(argv[1], "wb");
if (!fo)
{
fprintf(stderr, "fontdump: could not open output file '%s'\n", argv[1]);
return 1;
}
fprintf(fo, "#ifndef __STRICT_ANSI__\n");
fprintf(fo, "#if defined(__linux__) || defined(__FreeBSD__)\n");
fprintf(fo, "#ifndef __clang__\n");
fprintf(fo, "#define HAVE_INCBIN\n");
fprintf(fo, "#endif\n");
fprintf(fo, "#endif\n");
fprintf(fo, "#endif\n");
for (i = 2; i < argc; i++)
{
fi = fopen(argv[i], "rb");
if (!fi)
{
fclose(fo);
fprintf(stderr, "fontdump: could not open input file '%s'\n", argv[i]);
return 1;
}
basename = strrchr(argv[i], '/');
if (!basename)
basename = strrchr(argv[i], '\\');
if (basename)
basename++;
else
basename = argv[i];
strcpy(origname, basename);
p = strrchr(origname, '.');
if (p) *p = 0;
strcpy(fontname, origname);
p = fontname;
while (*p)
{
if (*p == '/' || *p == '.' || *p == '\\' || *p == '-')
*p = '_';
p ++;
}
fseek(fi, 0, SEEK_END);
len = ftell(fi);
fseek(fi, 0, SEEK_SET);
if (getenv("verbose"))
printf("\t{\"%s\",pdf_font_%s,%d},\n", origname, fontname, len);
fprintf(fo, "\n#ifdef HAVE_INCBIN\n");
fprintf(fo, "extern const unsigned char pdf_font_%s[%d];\n", fontname, len);
fprintf(fo, "asm(\".globl pdf_font_%s\");\n", fontname);
fprintf(fo, "asm(\".balign 8\");\n");
fprintf(fo, "asm(\"pdf_font_%s:\");\n", fontname);
fprintf(fo, "asm(\".incbin \\\"%s\\\"\");\n", argv[i]);
fprintf(fo, "#else\n");
fprintf(fo, "static const unsigned char pdf_font_%s[%d] = {\n", fontname, len);
hexdump(fo, fi);
fprintf(fo, "};\n");
fprintf(fo, "#endif\n");
fclose(fi);
}
if (fclose(fo))
{
fprintf(stderr, "fontdump: could not close output file '%s'\n", argv[1]);
return 1;
}
return 0;
}
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