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Diffstat (limited to 'unpack/rdsquashfs.c')
-rw-r--r--unpack/rdsquashfs.c91
1 files changed, 50 insertions, 41 deletions
diff --git a/unpack/rdsquashfs.c b/unpack/rdsquashfs.c
index ea21318..60bfd19 100644
--- a/unpack/rdsquashfs.c
+++ b/unpack/rdsquashfs.c
@@ -6,32 +6,20 @@
*/
#include "rdsquashfs.h"
-static void dump_xattrs(fstree_t *fs, tree_xattr_t *xattr)
-{
- const char *key, *value;
- size_t i;
-
- for (i = 0; i < xattr->num_attr; ++i) {
- key = str_table_get_string(&fs->xattr_keys,
- xattr->attr[i].key_index);
- value = str_table_get_string(&fs->xattr_values,
- xattr->attr[i].value_index);
-
- printf("%s=%s\n", key, value);
- }
-}
-
int main(int argc, char **argv)
{
+ sqfs_xattr_reader_t *xattr = NULL;
sqfs_compressor_config_t cfg;
int status = EXIT_FAILURE;
+ sqfs_dir_reader_t *dirrd;
sqfs_compressor_t *cmp;
+ sqfs_id_table_t *idtbl;
+ sqfs_tree_node_t *n;
data_reader_t *data;
sqfs_super_t super;
sqfs_file_t *file;
- tree_node_t *n;
options_t opt;
- fstree_t fs;
+ int ret;
process_command_line(&opt, argc, argv);
@@ -66,26 +54,41 @@ int main(int argc, char **argv)
goto out_cmp;
}
- if (super.flags & SQFS_FLAG_NO_XATTRS)
- opt.rdtree_flags &= ~RDTREE_READ_XATTR;
+ if (!(super.flags & SQFS_FLAG_NO_XATTRS)) {
+ xattr = sqfs_xattr_reader_create(file, &super, cmp);
+
+ if (sqfs_xattr_reader_load_locations(xattr)) {
+ fputs("Error loading xattr table\n", stderr);
+ goto out_xr;
+ }
+ }
+
+ idtbl = sqfs_id_table_create();
+ if (idtbl == NULL) {
+ perror("creating ID table");
+ goto out_xr;
+ }
- if (deserialize_fstree(&fs, &super, cmp, file, opt.rdtree_flags))
- goto out_cmp;
+ if (sqfs_id_table_read(idtbl, file, &super, cmp)) {
+ fputs("error loading ID table\n", stderr);
+ goto out_id;
+ }
- fstree_gen_file_list(&fs);
+ dirrd = sqfs_dir_reader_create(&super, cmp, file);
+ if (dirrd == NULL) {
+ perror("creating dir reader");
+ goto out_id;
+ }
data = data_reader_create(file, &super, cmp);
if (data == NULL)
- goto out_fs;
+ goto out_dr;
- if (opt.cmdpath != NULL) {
- n = fstree_node_from_path(&fs, opt.cmdpath);
- if (n == NULL) {
- perror(opt.cmdpath);
- goto out;
- }
- } else {
- n = fs.root;
+ ret = sqfs_dir_reader_get_full_hierarchy(dirrd, idtbl, opt.cmdpath,
+ opt.rdtree_flags, &n);
+ if (ret) {
+ fprintf(stderr, "error reading hierarchy: %d\n", ret);
+ goto out_data;
}
switch (opt.op) {
@@ -93,14 +96,13 @@ int main(int argc, char **argv)
list_files(n);
break;
case OP_CAT:
- if (!S_ISREG(n->mode)) {
+ if (!S_ISREG(n->inode->base.mode)) {
fprintf(stderr, "/%s: not a regular file\n",
opt.cmdpath);
goto out;
}
- if (data_reader_dump_file(data, n->data.file,
- STDOUT_FILENO, false))
+ if (data_reader_dump(data, n->inode, STDOUT_FILENO, false))
goto out;
break;
case OP_UNPACK:
@@ -115,30 +117,37 @@ int main(int argc, char **argv)
if (restore_fstree(n, opt.flags))
goto out;
- if (fill_unpacked_files(&fs, data, opt.flags))
+ if (fill_unpacked_files(super.block_size, n, data, opt.flags))
goto out;
- if (update_tree_attribs(&fs, n, opt.flags))
+ if (update_tree_attribs(xattr, n, opt.flags))
goto out;
if (opt.unpack_root != NULL && popd() != 0)
goto out;
break;
case OP_DESCRIBE:
- if (describe_tree(fs.root, opt.unpack_root))
+ if (describe_tree(n, opt.unpack_root))
goto out;
break;
case OP_RDATTR:
- if (n->xattr != NULL)
- dump_xattrs(&fs, n->xattr);
+ if (dump_xattrs(xattr, n->inode))
+ goto out;
break;
}
status = EXIT_SUCCESS;
out:
+ sqfs_dir_tree_destroy(n);
+out_data:
data_reader_destroy(data);
-out_fs:
- fstree_cleanup(&fs);
+out_dr:
+ sqfs_dir_reader_destroy(dirrd);
+out_id:
+ sqfs_id_table_destroy(idtbl);
+out_xr:
+ if (xattr != NULL)
+ sqfs_xattr_reader_destroy(xattr);
out_cmp:
cmp->destroy(cmp);
out_file: