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authorDavid Oberhollenzer <david.oberhollenzer@sigma-star.at>2019-09-28 23:08:39 +0200
committerDavid Oberhollenzer <david.oberhollenzer@sigma-star.at>2019-09-28 23:34:17 +0200
commitd758950ac88c2c6759d1616ac8be2c70c9dcf761 (patch)
treee96860712abea784525a2b7feb3a690b443e1372 /include
parent9bcb6edfe419d390acddc2ed7d0c04d37b753ac3 (diff)
Replace fstree/sqfshelper xattr code with sqfs_xattr_writer_t
Signed-off-by: David Oberhollenzer <david.oberhollenzer@sigma-star.at>
Diffstat (limited to 'include')
-rw-r--r--include/fstree.h69
1 files changed, 3 insertions, 66 deletions
diff --git a/include/fstree.h b/include/fstree.h
index a60b214..b355f06 100644
--- a/include/fstree.h
+++ b/include/fstree.h
@@ -14,50 +14,13 @@
#include <stddef.h>
#include <stdio.h>
-#include "str_table.h"
+#include "sqfs/predef.h"
#include "compat.h"
-#define FSTREE_XATTR_KEY_BUCKETS 31
-#define FSTREE_XATTR_VALUE_BUCKETS 511
-
typedef struct tree_node_t tree_node_t;
typedef struct file_info_t file_info_t;
typedef struct dir_info_t dir_info_t;
typedef struct fstree_t fstree_t;
-typedef struct tree_xattr_t tree_xattr_t;
-
-/* Encapsulates a set of key-value pairs attached to a tree_node_t */
-struct tree_xattr_t {
- /* Number of key-value pairs */
- size_t num_attr;
-
- /* Total size of the array, i.e. it's capacity */
- size_t max_attr;
-
- /* Offset of the meta data block where the pairs are stored */
- sqfs_u64 block;
-
- /* Offset into a meta data block where the pairs start */
- sqfs_u32 offset;
-
- /* Number of bytes written to disk */
- sqfs_u32 size;
-
- /* Incremental index within all xattr blocks */
- size_t index;
-
- /* Back reference to the tree node this was created for */
- tree_node_t *owner;
-
- /* linked list pointer of list of attributes in @ref fstree_t */
- tree_xattr_t *next;
-
- /* Array with pairs of key-value tupples */
- struct {
- sqfs_u32 key_index;
- sqfs_u32 value_index;
- } attr[];
-};
/* Additional meta data stored in a tree_node_t for regular files. */
struct file_info_t {
@@ -90,21 +53,13 @@ struct tree_node_t {
/* For the root node, this points to an empty string. */
char *name;
- /*
- A pointer to an extended attribute array or NULL if unused.
-
- This field is not stored in-line and taken care of by the generic
- fstree cleanup code, since it is generatde after the tree already
- exists and shared across multiple nodes.
- */
- tree_xattr_t *xattr;
-
+ sqfs_u32 xattr_idx;
sqfs_u32 uid;
sqfs_u32 gid;
sqfs_u32 inode_num;
sqfs_u32 mod_time;
sqfs_u16 mode;
- sqfs_u16 pad0[3];
+ sqfs_u16 pad0;
/* SquashFS inode refernce number. 32 bit offset of the meta data
block start (relative to inode table start), shifted left by 16
@@ -130,11 +85,7 @@ struct fstree_t {
size_t block_size;
size_t inode_tbl_size;
- str_table_t xattr_keys;
- str_table_t xattr_values;
-
tree_node_t *root;
- tree_xattr_t *xattr;
/* linear array of tree nodes. inode number is array index */
tree_node_t **inode_table;
@@ -194,20 +145,6 @@ tree_node_t *fstree_add_generic(fstree_t *fs, const char *path,
const struct stat *sb, const char *extra);
/*
- Add an extended attribute key value pair to a tree node.
-
- Returns 0 on success, prints error to stderr on failure.
-*/
-int fstree_add_xattr(fstree_t *fs, tree_node_t *node,
- const char *key, const char *value);
-
-/* Recompute running index number of all xattr blocks. */
-void fstree_xattr_reindex(fstree_t *fs);
-
-/* Sort and dedupliciate xattr blocks, then recumpute the index numbers. */
-void fstree_xattr_deduplicate(fstree_t *fs);
-
-/*
Parses the file format accepted by gensquashfs and produce a file system
tree from it. File input paths are interpreted as relative to the current
working directory.