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authorDavid Oberhollenzer <david.oberhollenzer@sigma-star.at>2019-05-01 23:54:48 +0200
committerDavid Oberhollenzer <david.oberhollenzer@sigma-star.at>2019-05-03 21:45:46 +0200
commitaffbcaf1deab75cf83e95512ff539d73474909e2 (patch)
tree60a0f173b0fb8b5c5c86c4d097790cb99f1da762 /include
parent31d327c3780aecdb78304263f676ff89a8ea93d1 (diff)
Add function to read generic inode from meta data reader
Signed-off-by: David Oberhollenzer <david.oberhollenzer@sigma-star.at>
Diffstat (limited to 'include')
-rw-r--r--include/meta_reader.h5
-rw-r--r--include/squashfs.h33
2 files changed, 31 insertions, 7 deletions
diff --git a/include/meta_reader.h b/include/meta_reader.h
index 4c03996..d7ab732 100644
--- a/include/meta_reader.h
+++ b/include/meta_reader.h
@@ -23,4 +23,9 @@ int meta_reader_seek(meta_reader_t *m, uint64_t block_start,
int meta_reader_read(meta_reader_t *m, void *data, size_t size);
+sqfs_inode_generic_t *meta_reader_read_inode(meta_reader_t *ir,
+ sqfs_super_t *super,
+ uint64_t block_start,
+ size_t offset);
+
#endif /* META_READER_H */
diff --git a/include/squashfs.h b/include/squashfs.h
index a690aad..eaa5a6e 100644
--- a/include/squashfs.h
+++ b/include/squashfs.h
@@ -57,26 +57,38 @@ typedef struct {
typedef struct {
uint32_t nlink;
+ uint32_t devno;
+ uint32_t xattr_idx;
+} sqfs_inode_dev_ext_t;
+
+typedef struct {
+ uint32_t nlink;
} sqfs_inode_ipc_t;
typedef struct {
uint32_t nlink;
- uint32_t devno;
uint32_t xattr_idx;
-} sqfs_inode_dev_ext_t;
+} sqfs_inode_ipc_ext_t;
typedef struct {
uint32_t nlink;
uint32_t target_size;
- uint8_t target[];
+ /*uint8_t target[];*/
} sqfs_inode_slink_t;
typedef struct {
+ uint32_t nlink;
+ uint32_t target_size;
+ /*uint8_t target[];*/
+ uint32_t xattr_idx;
+} sqfs_inode_slink_ext_t;
+
+typedef struct {
uint32_t blocks_start;
uint32_t fragment_index;
uint32_t fragment_offset;
uint32_t file_size;
- uint32_t block_sizes[];
+ /*uint32_t block_sizes[];*/
} sqfs_inode_file_t;
typedef struct {
@@ -87,7 +99,7 @@ typedef struct {
uint32_t fragment_idx;
uint32_t fragment_offset;
uint32_t xattr_idx;
- uint32_t block_sizes[];
+ /*uint32_t block_sizes[];*/
} sqfs_inode_file_ext_t;
typedef struct {
@@ -108,18 +120,25 @@ typedef struct {
uint32_t xattr_idx;
} sqfs_inode_dir_ext_t;
-typedef union {
- sqfs_inode_t inode;
+typedef struct {
+ sqfs_inode_t base;
+ char *slink_target;
+ uint32_t *block_sizes;
union {
sqfs_inode_dev_t dev;
sqfs_inode_dev_ext_t dev_ext;
+ sqfs_inode_ipc_t ipc;
+ sqfs_inode_ipc_ext_t ipc_ext;
sqfs_inode_slink_t slink;
+ sqfs_inode_slink_ext_t slink_ext;
sqfs_inode_file_t file;
sqfs_inode_file_ext_t file_ext;
sqfs_inode_dir_t dir;
sqfs_inode_dir_ext_t dir_ext;
} data;
+
+ uint8_t extra[];
} sqfs_inode_generic_t;
typedef struct {