169 lines
4.1 KiB
C
169 lines
4.1 KiB
C
/*
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* Little program to show how to create an iso image from a local
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* directory.
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*/
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#include "libisofs.h"
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#include "libburn/libburn.h"
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#include <stdio.h>
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#include <getopt.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <err.h>
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const char * const optstring = "JRL:b:hV:";
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extern char *optarg;
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extern int optind;
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void usage(char **argv)
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{
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printf("%s [OPTIONS] DIRECTORY OUTPUT\n", argv[0]);
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}
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void help()
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{
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printf(
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"Options:\n"
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" -J Add Joliet support\n"
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" -R Add Rock Ridge support\n"
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" -V label Volume Label\n"
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" -L <num> Set the ISO level (1 or 2)\n"
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" -b file Specifies a boot image to add to image\n"
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" -h Print this message\n"
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);
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}
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int main(int argc, char **argv)
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{
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int result;
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int c;
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IsoImage *image;
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struct burn_source *burn_src;
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unsigned char buf[2048];
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FILE *fd;
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char *volid = "VOLID";
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char *boot_img = NULL;
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Ecma119WriteOpts opts = {
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1, /* level */
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0, /* rockridge */
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0, /* joliet */
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0, /* omit_version_numbers */
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0, /* allow_deep_paths */
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0, /* max_37_char_filenames */
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0, /* no_force_dots */
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0, /* allow_lowercase */
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0, /* allow_full_ascii */
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0, /* joliet_longer_paths */
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0, /* sort files */
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0, /* replace_dir_mode */
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0, /* replace_file_mode */
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0, /* replace_uid */
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0, /* replace_gid */
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0, /* dir_mode */
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0, /* file_mode */
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0, /* uid */
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0, /* gid */
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NULL, /* output charset */
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0, /* appendable */
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0, /* ms_block */
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NULL, /* overwrite */
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1024 /* fifo_size */
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};
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while ((c = getopt(argc, argv, optstring)) != -1) {
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switch(c) {
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case 'h':
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usage(argv);
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help();
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exit(0);
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break;
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case 'J':
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opts.joliet = 1;
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break;
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case 'R':
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opts.rockridge = 1;
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break;
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case 'L':
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opts.level = atoi(optarg);
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break;
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case 'b':
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boot_img = optarg;
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break;
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case 'V':
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volid = optarg;
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break;
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case '?':
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usage(argv);
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exit(1);
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break;
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}
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}
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if (argc < 2) {
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printf ("Please pass directory from which to build ISO\n");
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usage(argv);
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return 1;
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}
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if (argc < 3) {
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printf ("Please supply output file\n");
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usage(argv);
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return 1;
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}
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fd = fopen(argv[optind+1], "w");
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if (!fd) {
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err(1, "error opening output file");
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}
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result = iso_image_new(volid, &image);
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if (result < 0) {
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printf ("Error creating image\n");
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return 1;
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}
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iso_image_set_msgs_severities(image, "NEVER", "ALL", "");
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iso_tree_set_follow_symlinks(image, 0);
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iso_tree_set_ignore_hidden(image, 0);
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iso_tree_set_stop_on_error(image, 0);
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result = iso_tree_add_dir_rec(image, iso_image_get_root(image), argv[optind]);
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if (result < 0) {
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printf ("Error adding directory %d\n", result);
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return 1;
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}
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if (boot_img) {
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/* adds El-Torito boot info. Tunned for isolinux */
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ElToritoBootImage *bootimg;
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result = iso_image_set_boot_image(image, boot_img, ELTORITO_NO_EMUL,
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"/isolinux/boot.cat", &bootimg);
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if (result < 0) {
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printf ("Error adding boot image %d\n", result);
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return 1;
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}
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el_torito_set_load_size(bootimg, 4);
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el_torito_patch_isolinux_image(bootimg);
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}
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result = iso_image_create_burn_source(image, &opts, &burn_src);
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if (result < 0) {
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printf ("Cant create image, error %d\n", result);
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return 1;
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}
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while (burn_src->read(burn_src, buf, 2048) == 2048) {
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fwrite(buf, 1, 2048, fd);
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}
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fclose(fd);
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burn_src->free_data(burn_src);
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free(burn_src);
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iso_image_unref(image);
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return 0;
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}
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