diff options
Diffstat (limited to 'pdf/cmapdump.c')
| -rw-r--r-- | pdf/cmapdump.c | 161 |
1 files changed, 161 insertions, 0 deletions
diff --git a/pdf/cmapdump.c b/pdf/cmapdump.c new file mode 100644 index 00000000..5c39b647 --- /dev/null +++ b/pdf/cmapdump.c @@ -0,0 +1,161 @@ +/* cmapdump.c -- parse a CMap file and dump it as a c-struct */ + +#include <stdio.h> +#include <string.h> + +#include "fitz.h" +#include "mupdf.h" + +#include "../fitz/base_error.c" +#include "../fitz/base_memory.c" +#include "../fitz/base_string.c" +#include "../fitz/stm_buffer.c" +#include "../fitz/stm_open.c" +#include "../fitz/stm_read.c" + +#include "../pdf/pdf_lex.c" +#include "../pdf/pdf_cmap.c" +#include "../pdf/pdf_cmap_parse.c" + +static void +clean(char *p) +{ + while (*p) + { + if ((*p == '/') || (*p == '.') || (*p == '\\') || (*p == '-')) + *p = '_'; + p ++; + } +} + +int +main(int argc, char **argv) +{ + pdf_cmap *cmap; + fz_error error; + fz_stream *fi; + FILE *fo; + char name[256]; + char *realname; + int i, k; + + if (argc < 3) + { + fprintf(stderr, "usage: cmapdump output.c lots of cmap files\n"); + return 1; + } + + fo = fopen(argv[1], "wb"); + if (!fo) + { + fprintf(stderr, "cmapdump: could not open output file '%s'\n", argv[1]); + return 1; + } + + fprintf(fo, "#include \"fitz.h\"\n"); + fprintf(fo, "#include \"mupdf.h\"\n"); + fprintf(fo, "\n"); + + for (i = 2; i < argc; i++) + { + realname = strrchr(argv[i], '/'); + if (!realname) + realname = strrchr(argv[i], '\\'); + if (realname) + realname ++; + else + realname = argv[i]; + + if (strlen(realname) > (sizeof name - 1)) + { + fprintf(stderr, "cmapdump: file name too long\n"); + return 1; + } + + strcpy(name, realname); + clean(name); + + fi = fz_openfile(argv[i]); + if (!fi) + fz_throw("cmapdump: could not open input file '%s'\n", argv[i]); + + error = pdf_parsecmap(&cmap, fi); + if (error) + { + fz_catch(error, "cmapdump: could not parse input cmap '%s'\n", argv[i]); + return 1; + } + + fprintf(fo, "/* %s */\n\n", cmap->cmapname); + + fprintf(fo, "static const pdf_range pdf_cmap_%s_ranges[] =\n{\n", name); + if (cmap->rlen == 0) + { + fprintf(fo, "\t/* dummy entry for non-c99 compilers */\n"); + fprintf(fo, "\t{ 0x0, %d, 0 }\n", PDF_CMAP_RANGE); + } + for (k = 0; k < cmap->rlen; k++) + { + fprintf(fo, "\t{ 0x%04x, 0x%04x, %d },\n", + cmap->ranges[k].low, cmap->ranges[k].extentflags, cmap->ranges[k].offset); + } + fprintf(fo, "};\n\n"); + + if (cmap->tlen == 0) + { + fprintf(fo, "static const unsigned short pdf_cmap_%s_table[1] = { 0 };\n\n", name); + } + else + { + fprintf(fo, "static const unsigned short pdf_cmap_%s_table[%d] =\n{", + name, cmap->tlen); + for (k = 0; k < cmap->tlen; k++) + { + if (k % 8 == 0) + fprintf(fo, "\n\t"); + fprintf(fo, "%d,", cmap->table[k]); + } + fprintf(fo, "\n};\n\n"); + } + + fprintf(fo, "pdf_cmap pdf_cmap_%s =\n", name); + fprintf(fo, "{\n"); + fprintf(fo, "\t-1, "); + fprintf(fo, "\"%s\", ", cmap->cmapname); + fprintf(fo, "\"%s\", nil, ", cmap->usecmapname); + fprintf(fo, "%d,\n", cmap->wmode); + + fprintf(fo, "\t%d, /* codespace table */\n", cmap->ncspace); + fprintf(fo, "\t{\n"); + + if (cmap->ncspace == 0) + { + fprintf(fo, "\t/* dummy entry for non-c99 compilers */\n"); + fprintf(fo, "\t{ 0, 0x0, 0x0 },\n"); + } + for (k = 0; k < cmap->ncspace; k++) + { + fprintf(fo, "\t\t{ %d, 0x%04x, 0x%04x },\n", + cmap->cspace[k].n, cmap->cspace[k].low, cmap->cspace[k].high); + } + fprintf(fo, "\t},\n"); + + fprintf(fo, "\t%d, %d, (pdf_range*) pdf_cmap_%s_ranges,\n", + cmap->rlen, cmap->rlen, name); + + fprintf(fo, "\t%d, %d, (unsigned short*) pdf_cmap_%s_table,\n", + cmap->tlen, cmap->tlen, name); + + fprintf(fo, "};\n\n"); + + fz_close(fi); + } + + if (fclose(fo)) + { + fprintf(stderr, "cmapdump: could not close output file '%s'\n", argv[1]); + return 1; + } + + return 0; +} |