157 lines
3.2 KiB
C
157 lines
3.2 KiB
C
/*
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$Id: fore200e_mkfirm.c,v 1.1 2000/02/21 16:04:32 davem Exp $
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mkfirm.c: generates a C readable file from a binary firmware image
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Christophe Lizzi (lizzi@{csti.fr, cnam.fr}), June 1999.
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This software may be used and distributed according to the terms
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of the GNU General Public License, incorporated herein by reference.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <sys/types.h>
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#include <time.h>
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char* default_basename = "pca200e"; /* was initially written for the PCA-200E firmware */
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char* default_infname = "<stdin>";
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char* default_outfname = "<stdout>";
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char* progname;
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int verbose = 0;
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int inkernel = 0;
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void usage(void)
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{
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fprintf(stderr,
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"%s: [-v] [-k] [-b basename ] [-i firmware.bin] [-o firmware.c]\n",
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progname);
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exit(-1);
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}
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int main(int argc, char** argv)
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{
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time_t now;
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char* infname = NULL;
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char* outfname = NULL;
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char* basename = NULL;
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FILE* infile;
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FILE* outfile;
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unsigned firmsize;
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int c;
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progname = *(argv++);
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while (argc > 1) {
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if ((*argv)[0] == '-') {
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switch ((*argv)[1]) {
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case 'i':
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if (argc-- < 3)
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usage();
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infname = *(++argv);
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break;
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case 'o':
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if (argc-- < 3)
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usage();
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outfname = *(++argv);
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break;
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case 'b':
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if (argc-- < 3)
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usage();
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basename = *(++argv);
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break;
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case 'v':
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verbose = 1;
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break;
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case 'k':
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inkernel = 1;
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break;
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default:
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usage();
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}
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}
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else {
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usage();
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}
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argc--;
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argv++;
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}
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if (infname != NULL) {
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infile = fopen(infname, "r");
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if (infile == NULL) {
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fprintf(stderr, "%s: can't open %s for reading\n",
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progname, infname);
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exit(-2);
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}
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}
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else {
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infile = stdin;
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infname = default_infname;
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}
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if (outfname) {
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outfile = fopen(outfname, "w");
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if (outfile == NULL) {
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fprintf(stderr, "%s: can't open %s for writing\n",
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progname, outfname);
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exit(-3);
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}
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}
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else {
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outfile = stdout;
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outfname = default_outfname;
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}
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if (basename == NULL)
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basename = default_basename;
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if (verbose) {
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fprintf(stderr, "%s: input file = %s\n", progname, infname );
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fprintf(stderr, "%s: output file = %s\n", progname, outfname );
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fprintf(stderr, "%s: firmware basename = %s\n", progname, basename );
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}
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time(&now);
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fprintf(outfile, "/*\n generated by %s from %s on %s"
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" DO NOT EDIT!\n*/\n\n",
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progname, infname, ctime(&now));
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if (inkernel)
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fprintf(outfile, "#include <linux/init.h>\n\n" );
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/* XXX force 32 bit alignment? */
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fprintf(outfile, "const unsigned char%s %s_data[] = {\n",
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inkernel ? " __initdata" : "", basename );
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c = getc(infile);
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fprintf(outfile,"\t0x%02x", c);
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firmsize = 1;
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while ((c = getc(infile)) >= 0) {
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if (firmsize++ % 8)
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fprintf(outfile,", 0x%02x", c);
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else
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fprintf(outfile,",\n\t0x%02x", c);
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}
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fprintf(outfile, "\n};\n\n");
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fprintf(outfile, "const unsigned int%s %s_size = %u;\n",
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inkernel ? " __initdata" : "", basename, firmsize );
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if (infile != stdin)
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fclose(infile);
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if (outfile != stdout)
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fclose(outfile);
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if(verbose)
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fprintf(stderr, "%s: firmware size = %u\n", progname, firmsize);
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exit(0);
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}
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