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