wine/tools/bin2res.c

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/************************************************
*
* Converting binary resources from/to *.rc files
*
* Copyright 1999 Juergen Schmied
* Copyright 2003 Dimitrie O. Paun
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include "wine/port.h"
#include <signal.h>
#include <stdio.h>
#include <stdlib.h>
#include <ctype.h>
#include <string.h>
#include <sys/stat.h>
#include <limits.h>
#ifdef HAVE_SYS_PARAM_H
# include <sys/param.h>
#endif
static const char *clean_file;
static const char* help =
"Usage: bin2res [OPTIONS] <rsrc.rc>\n"
" -a archive binaries into the <rsrc.rc> file\n"
" -x extract binaries from the <rsrc.rc> file\n"
" -i <filename> archive the named file into the <rsrc.rc> file\n"
" -o <filename> extract the named file from the <rsrc.rc> file\n"
" -f force processing of older resources\n"
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" -v causes the command to be verbous during processing\n"
" -h print this help screen and exit\n"
"\n"
"This tool allows the insertion/extractions of embedded binary\n"
"resources to/from .rc files, for storage within the cvs tree.\n"
"This is accomplished by placing a magic marker in a comment\n"
"just above the resource. The marker consists of the BINRES\n"
"string followed by the file name. For example, to insert a\n"
"brand new binary resource in a .rc file, place the marker\n"
"above empty brackets:\n"
" /* BINRES idb_std_small.bmp */\n"
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" IDB_STD_SMALL BITMAP idb_std_small.bmp\n"
" /* {\n"
" } */\n"
"To merge the binary resources into the .rc file, run:\n"
" bin2res -a myrsrc.rc\n"
"Only resources that are newer than the .rc are processed.\n"
"To extract the binary resources from the .rc file, run:\n"
" bin2res -x myrsrc.rc\n"
"Binary files newer than the .rc file are not overwritten.\n"
"\n"
"To force processing of all resources, use the -f flag.\n"
"To process a particular file, use the -i/-o options.\n";
static void usage(void)
{
printf(help);
exit(1);
}
static void cleanup_files(void)
{
if (clean_file) unlink( clean_file );
}
static void exit_on_signal( int sig )
{
exit(1); /* this will call the atexit functions */
}
static int insert_hexdump (FILE* outfile, FILE* infile)
{
int i, c;
fprintf (outfile, "{\n '");
for (i = 0; (c = fgetc(infile)) != EOF; i++)
{
if (i && (i % 16) == 0) fprintf (outfile, "'\n '");
if (i % 16) fprintf (outfile, " ");
fprintf(outfile, "%02X", c);
}
fprintf (outfile, "'\n}");
return 1;
}
static int hex2bin(char c)
{
if (!isxdigit(c)) return -1024;
if (isdigit(c)) return c - '0';
return toupper(c) - 'A' + 10;
}
static int extract_hexdump (FILE* outfile, FILE* infile)
{
int byte, c;
while ( (c = fgetc(infile)) != EOF && c != '}')
{
if (isspace(c) || c == '\'') continue;
byte = 16 * hex2bin(c);
c = fgetc(infile);
if (c == EOF) return 0;
byte += hex2bin(c);
if (byte < 0) return 0;
fputc(byte, outfile);
}
return 1;
}
static const char* parse_marker(const char *line, time_t* last_updated)
{
static char res_file_name[PATH_MAX], *rpos, *wpos;
struct stat st;
if (!(rpos = strstr(line, "BINRES"))) return 0;
for (rpos += 6; *rpos && isspace(*rpos); rpos++) /**/;
for (wpos = res_file_name; *rpos && !isspace(*rpos); ) *wpos++ = *rpos++;
*wpos = 0;
*last_updated = (stat(res_file_name, &st) < 0) ? 0 : st.st_mtime;
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return res_file_name;
}
static int process_resources(const char* input_file_name, const char* specific_file_name,
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int inserting, int force_processing, int verbose)
{
char buffer[2048], tmp_file_name[PATH_MAX];
const char *res_file_name;
time_t rc_last_update, res_last_update;
FILE *fin, *fres, *ftmp = 0;
struct stat st;
int fd, c;
if (!(fin = fopen(input_file_name, "r"))) return 0;
if (stat(input_file_name, &st) < 0) return 0;
rc_last_update = st.st_mtime;
if (inserting)
{
strcpy(tmp_file_name, input_file_name);
strcat(tmp_file_name, "-XXXXXX.temp");
if ((fd = mkstemps(tmp_file_name, 5)) == -1)
{
strcpy(tmp_file_name, "/tmp/bin2res-XXXXXX.temp");
if ((fd = mkstemps(tmp_file_name, 5)) == -1) return 0;
}
clean_file = tmp_file_name;
if (!(ftmp = fdopen(fd, "w"))) return 0;
}
for (c = EOF; fgets(buffer, sizeof(buffer), fin); c = EOF)
{
if (inserting) fprintf(ftmp, "%s", buffer);
if (!(res_file_name = parse_marker(buffer, &res_last_update))) continue;
if ( (specific_file_name && strcmp(specific_file_name, res_file_name)) ||
(!force_processing && ((rc_last_update < res_last_update) == !inserting)) )
{
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if (verbose) printf("skipping '%s'\n", res_file_name);
continue;
}
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if (verbose) printf("processing '%s'\n", res_file_name);
while ( (c = fgetc(fin)) != EOF && c != '{')
if (inserting) fputc(c, ftmp);
if (c == EOF) break;
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if (inserting)
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{
if (!(fres = fopen(res_file_name, "rb"))) break;
if (!insert_hexdump(ftmp, fres)) break;
while ( (c = fgetc(fin)) != EOF && c != '}') /**/;
fclose(fres);
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}
else
{
clean_file = res_file_name;
if (!(fres = fopen(res_file_name, "wb"))) break;
if (!extract_hexdump(fres, fin)) break;
fclose(fres);
clean_file = NULL;
}
}
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fclose(fin);
if (inserting)
{
fclose(ftmp);
if (c == EOF)
{
if (rename(tmp_file_name, input_file_name) < 0)
{
/* try unlinking first, Windows rename is brain-damaged */
if (unlink(input_file_name) < 0 || rename(tmp_file_name, input_file_name) < 0)
return 0;
}
clean_file = NULL;
}
}
return c == EOF;
}
int main(int argc, char **argv)
{
int convert_dir = 0, optc;
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int force_overwrite = 0, verbose = 0;
const char* input_file_name = 0;
const char* specific_file_name = 0;
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atexit( cleanup_files );
signal( SIGTERM, exit_on_signal );
signal( SIGINT, exit_on_signal );
#ifdef SIGHUP
signal( SIGHUP, exit_on_signal );
#endif
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while((optc = getopt(argc, argv, "axi:o:fhv")) != EOF)
{
switch(optc)
{
case 'a':
case 'x':
if (convert_dir) usage();
convert_dir = optc;
break;
case 'i':
case 'o':
if (specific_file_name) usage();
specific_file_name = optarg;
optc = ((optc == 'i') ? 'a' : 'x');
if (convert_dir && convert_dir != optc) usage();
convert_dir = optc;
break;
case 'f':
force_overwrite = 1;
break;
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case 'v':
verbose = 1;
break;
case 'h':
printf(help);
exit(0);
break;
default:
usage();
}
}
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if (optind + 1 != argc) usage();
input_file_name = argv[optind];
if (!convert_dir) usage();
if (!process_resources(input_file_name, specific_file_name,
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convert_dir == 'a', force_overwrite, verbose))
{
perror("Processing failed");
exit(1);
}
return 0;
}