1 files changed, 155 insertions, 0 deletions
diff --git a/scripts/cmapdump.c b/scripts/cmapdump.c
new file mode 100644
index 00000000..94f3c140
--- /dev/null
+++ b/scripts/cmapdump.c
@@ -0,0 +1,155 @@
+/* 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_open_file(argv[i]);
+		if (!fi)
+			fz_throw("cmapdump: could not open input file '%s'\n", argv[i]);
+
+		error = pdf_parse_cmap(&cmap, fi);
+		if (error)
+		{
+			fz_catch(error, "cmapdump: could not parse input cmap '%s'\n", argv[i]);
+			return 1;
+		}
+
+		fprintf(fo, "static const pdf_range pdf_cmap_%s_ranges[] = {", name);
+		if (cmap->rlen == 0)
+		{
+			fprintf(fo, " {0,%d,0}", PDF_CMAP_RANGE);
+		}
+		for (k = 0; k < cmap->rlen; k++)
+		{
+			if (k % 4 == 0)
+				fprintf(fo, "\n");
+			fprintf(fo, "{%d,%d,%d},",
+				cmap->ranges[k].low, cmap->ranges[k].extent_flags, cmap->ranges[k].offset);
+		}
+		fprintf(fo, "\n};\n\n");
+
+		if (cmap->tlen == 0)
+		{
+			fprintf(fo, "static const unsigned short pdf_cmap_%s_table[] = { 0 };\n\n", name);
+		}
+		else
+		{
+			fprintf(fo, "static const unsigned short pdf_cmap_%s_table[%d] = {",
+				name, cmap->tlen);
+			for (k = 0; k < cmap->tlen; k++)
+			{
+				if (k % 12 == 0)
+					fprintf(fo, "\n");
+				fprintf(fo, "%d,", cmap->table[k]);
+			}
+			fprintf(fo, "\n};\n\n");
+		}
+
+		fprintf(fo, "pdf_cmap pdf_cmap_%s = {\n", name);
+		fprintf(fo, "\t-1, ");
+		fprintf(fo, "\"%s\", ", cmap->cmap_name);
+		fprintf(fo, "\"%s\", 0, ", cmap->usecmap_name);
+		fprintf(fo, "%d, ", cmap->wmode);
+		fprintf(fo, "%d,\n\t{ ", cmap->codespace_len);
+		if (cmap->codespace_len == 0)
+		{
+			fprintf(fo, "{0,0,0},");
+		}
+		for (k = 0; k < cmap->codespace_len; k++)
+		{
+			fprintf(fo, "{%d,%d,%d},",
+				cmap->codespace[k].n, cmap->codespace[k].low, cmap->codespace[k].high);
+		}
+		fprintf(fo, " },\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;
+}