132 lines
3.3 KiB
C
132 lines
3.3 KiB
C
/*
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* Little program to show how to create a multisession iso image.
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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 <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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void usage(char **argv)
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{
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printf("%s LSS NWA DISC DIRECTORY OUTPUT\n", argv[0]);
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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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IsoImage *image;
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IsoDataSource *src;
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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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Ecma119WriteOpts opts = {
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1, /* level */
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1, /* rockridge */
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0, /* joliet */
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0, /* iso1999 */
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0, /* omit_version_numbers */
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0, /* allow_deep_paths */
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0, /* allow_longer_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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1, /* 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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struct iso_read_opts ropts = {
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0, /* block */
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0, /* norock */
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0, /* nojoliet */
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0, /* preferjoliet */
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0, /* uid; */
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0, /* gid; */
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0, /* mode */
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"UTF-8" /* input_charset */
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};
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if (argc < 6) {
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usage(argv);
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return 1;
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}
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fd = fopen(argv[5], "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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/* create the data source to accesss previous image */
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result = iso_data_source_new_from_file(argv[3], &src);
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if (result < 0) {
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printf ("Error creating data source\n");
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return 1;
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}
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/* create the image context */
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result = iso_image_new("volume_id", &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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/* import previous image */
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ropts.block = atoi(argv[1]);
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result = iso_image_import(image, src, &ropts, NULL);
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iso_data_source_unref(src);
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if (result < 0) {
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printf ("Error importing previous session %d\n", result);
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return 1;
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}
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/* add new dir */
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result = iso_tree_add_dir_rec(image, iso_image_get_root(image), argv[4]);
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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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/* generate a multisession image with new contents */
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opts.ms_block = atoi(argv[2]);
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opts.appendable = 1;
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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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