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authorDavid Oberhollenzer <david.oberhollenzer@sigma-star.at>2019-12-15 14:21:06 +0100
committerDavid Oberhollenzer <david.oberhollenzer@sigma-star.at>2019-12-16 14:46:24 +0100
commit9e2f960007887ea47fe273736f006569fc24df6d (patch)
treed96f832035f592607fb256ef089ba28425794fac /lib/common/serialize_fstree.c
parentcae8192e0e5e922615a813426fa0df3e177724cb (diff)
Cleanup: split sqfs_serialize_fstree into smaller functions
Signed-off-by: David Oberhollenzer <david.oberhollenzer@sigma-star.at>
Diffstat (limited to 'lib/common/serialize_fstree.c')
-rw-r--r--lib/common/serialize_fstree.c109
1 files changed, 52 insertions, 57 deletions
diff --git a/lib/common/serialize_fstree.c b/lib/common/serialize_fstree.c
index 42843e2..3cfcb50 100644
--- a/lib/common/serialize_fstree.c
+++ b/lib/common/serialize_fstree.c
@@ -97,18 +97,63 @@ fail:
return NULL;
}
+static int serialize_tree_node(const char *filename, sqfs_dir_writer_t *dirwr,
+ sqfs_meta_writer_t *im, sqfs_id_table_t *idtbl,
+ tree_node_t *n)
+{
+ sqfs_inode_generic_t *inode;
+ sqfs_u32 offset;
+ sqfs_u64 block;
+ int ret;
+
+ if (S_ISDIR(n->mode)) {
+ inode = write_dir_entries(filename, dirwr, n);
+ ret = SQFS_ERROR_INTERNAL;
+ } else if (S_ISREG(n->mode)) {
+ inode = n->data.file.user_ptr;
+ n->data.file.user_ptr = NULL;
+ ret = SQFS_ERROR_INTERNAL;
+ } else {
+ inode = tree_node_to_inode(n);
+ ret = SQFS_ERROR_ALLOC;
+ }
+
+ if (inode == NULL)
+ return ret;
+
+ inode->base.mode = n->mode;
+ inode->base.mod_time = n->mod_time;
+ inode->base.inode_number = n->inode_num;
+
+ sqfs_inode_set_xattr_index(inode, n->xattr_idx);
+
+ ret = sqfs_id_table_id_to_index(idtbl, n->uid,
+ &inode->base.uid_idx);
+ if (ret)
+ goto out;
+
+ ret = sqfs_id_table_id_to_index(idtbl, n->gid,
+ &inode->base.gid_idx);
+ if (ret)
+ goto out;
+
+ sqfs_meta_writer_get_position(im, &block, &offset);
+ n->inode_ref = (block << 16) | offset;
+
+ ret = sqfs_meta_writer_write_inode(im, inode);
+out:
+ free(inode);
+ return ret;
+}
+
int sqfs_serialize_fstree(const char *filename, sqfs_file_t *file,
sqfs_super_t *super, fstree_t *fs,
sqfs_compressor_t *cmp, sqfs_id_table_t *idtbl)
{
- sqfs_inode_generic_t *inode;
sqfs_meta_writer_t *im, *dm;
sqfs_dir_writer_t *dirwr;
- sqfs_u32 offset;
- sqfs_u64 block;
- tree_node_t *n;
- int ret = -1;
size_t i;
+ int ret;
im = sqfs_meta_writer_create(file, cmp, 0);
if (im == NULL) {
@@ -132,58 +177,8 @@ int sqfs_serialize_fstree(const char *filename, sqfs_file_t *file,
super->inode_table_start = file->get_size(file);
for (i = 0; i < fs->inode_tbl_size; ++i) {
- n = fs->inode_table[i];
-
- if (S_ISDIR(n->mode)) {
- inode = write_dir_entries(filename, dirwr, n);
-
- if (inode == NULL) {
- ret = 1;
- goto out;
- }
- } else if (S_ISREG(n->mode)) {
- inode = n->data.file.user_ptr;
- n->data.file.user_ptr = NULL;
-
- if (inode == NULL) {
- ret = SQFS_ERROR_INTERNAL;
- goto out;
- }
- } else {
- inode = tree_node_to_inode(n);
-
- if (inode == NULL) {
- ret = SQFS_ERROR_ALLOC;
- goto out;
- }
- }
-
- inode->base.mode = n->mode;
- inode->base.mod_time = n->mod_time;
- inode->base.inode_number = n->inode_num;
-
- sqfs_inode_set_xattr_index(inode, n->xattr_idx);
-
- ret = sqfs_id_table_id_to_index(idtbl, n->uid,
- &inode->base.uid_idx);
- if (ret) {
- free(inode);
- goto out;
- }
-
- ret = sqfs_id_table_id_to_index(idtbl, n->gid,
- &inode->base.gid_idx);
- if (ret) {
- free(inode);
- goto out;
- }
-
- sqfs_meta_writer_get_position(im, &block, &offset);
- fs->inode_table[i]->inode_ref = (block << 16) | offset;
-
- ret = sqfs_meta_writer_write_inode(im, inode);
- free(inode);
-
+ ret = serialize_tree_node(filename, dirwr, im, idtbl,
+ fs->inode_table[i]);
if (ret)
goto out;
}