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libisofs-legacy/test/iso_read.c

164 lines
3.9 KiB

/*
* Little program that reads an existing ISO image and prints its
* contents to stdout.
*/
#include "libisofs.h"
#include <stdio.h>
#include <string.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
static void
print_permissions(mode_t mode)
{
char perm[10];
//TODO suid, sticky...
perm[9] = '\0';
perm[8] = mode & S_IXOTH ? 'x' : '-';
perm[7] = mode & S_IWOTH ? 'w' : '-';
perm[6] = mode & S_IROTH ? 'r' : '-';
perm[5] = mode & S_IXGRP ? 'x' : '-';
perm[4] = mode & S_IWGRP ? 'w' : '-';
perm[3] = mode & S_IRGRP ? 'r' : '-';
perm[2] = mode & S_IXUSR ? 'x' : '-';
perm[1] = mode & S_IWUSR ? 'w' : '-';
perm[0] = mode & S_IRUSR ? 'r' : '-';
printf("[%s]",perm);
}
static void
print_dir(struct iso_tree_node_dir *dir, int level)
{
int i;
struct iso_tree_iter *iter;
struct iso_tree_node *node;
char sp[level * 2 + 1];
for (i = 0; i < level * 2; i += 2) {
sp[i] = '|';
sp[i+1] = ' ';
}
sp[level * 2-1] = '-';
sp[level * 2] = '\0';
iter = iso_tree_node_children(dir);
while ( (node = iso_tree_iter_next(iter)) != NULL ) {
if (LIBISO_ISDIR(node)) {
printf("%s+[D] ", sp);
print_permissions(iso_tree_node_get_permissions(node));
printf(" %s\n", iso_tree_node_get_name(node) );
print_dir((struct iso_tree_node_dir*)node, level+1);
} else if (LIBISO_ISREG(node)) {
printf("%s-[F] ", sp);
print_permissions(iso_tree_node_get_permissions(node));
printf(" %s\n", iso_tree_node_get_name(node) );
} else if (LIBISO_ISLNK(node)) {
printf("%s-[L] ", sp);
print_permissions(iso_tree_node_get_permissions(node));
printf(" %s -> %s \n", iso_tree_node_get_name(node),
iso_tree_node_symlink_get_dest((struct iso_tree_node_symlink*)node) );
} else {
/* boot catalog */
printf("%s-[C] ", sp);
print_permissions(iso_tree_node_get_permissions(node));
printf(" %s\n", iso_tree_node_get_name(node) );
}
}
iso_tree_iter_free(iter);
}
static void
check_el_torito(struct iso_volume *volume)
{
struct iso_tree_node *cat, *img;
if (iso_volume_get_boot_image(volume, &img, &cat)) {
printf("\nEL-TORITO INFORMATION\n");
printf("=====================\n\n");
printf("Catalog: %s\n", iso_tree_node_get_name(cat) );
printf("Image: %s\n", iso_tree_node_get_name(img) );
}
}
int main(int argc, char **argv)
{
struct ecma119_read_opts opts;
struct data_source *src;
struct iso_volset *volset;
struct iso_volume *volume;
if (argc != 2) {
printf ("You need to specify a valid ISO image\n");
return 1;
}
if (!iso_init()) {
err(1, "Can't init libisofs");
}
iso_msgs_set_severities("NEVER", "ALL", "");
src = data_source_from_file(argv[1]);
if (src == NULL) {
printf ("Can't open image\n");
return 1;
}
opts.block = 0;
opts.norock = 0;
opts.nojoliet = 0;
opts.preferjoliet = 1;
opts.mode = 0555;
opts.uid = 0;
opts.gid = 0;
volset = iso_volset_read(src, &opts);
if (volset == NULL) {
printf ("Error reading image\n");
return 1;
}
volume = iso_volset_get_volume(volset, 0);
printf("\nVOLUME INFORMATION\n");
printf("==================\n\n");
printf("Vol. id: %s\n", iso_volume_get_volume_id(volume));
printf("Publisher: %s\n", iso_volume_get_publisher_id(volume));
printf("Data preparer: %s\n", iso_volume_get_data_preparer_id(volume));
printf("System: %s\n", iso_volume_get_system_id(volume));
printf("Application: %s\n", iso_volume_get_application_id(volume));
printf("Copyright: %s\n", iso_volume_get_copyright_file_id(volume));
printf("Abstract: %s\n", iso_volume_get_abstract_file_id(volume));
printf("Biblio: %s\n", iso_volume_get_biblio_file_id(volume));
if (opts.hasRR)
printf("Rock Ridge Extensions are available.\n");
if (opts.hasJoliet)
printf("Joliet Extensions are available.\n");
printf("\nDIRECTORY TREE\n");
printf("==============\n");
print_dir(iso_volume_get_root(volume), 0);
check_el_torito(volume);
printf("\n\n");
data_source_free(src);
iso_volset_free(volset);
iso_finish();
return 0;
}