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btrfs-progs: convert: move duplicated acl code to common header 

The ACL types and macros are same for both source filesystem.

Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
David Sterba 2017-08-22 20:30:43 +02:00
parent ebf449b521
commit 385bbf35e2
3 changed files with 47 additions and 90 deletions
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42
convert/source-ext2.h
View File

@ -66,48 +66,6 @@ struct dir_iterate_data {
#define EXT2_ACL_VERSION 0x0001
/* 23.2.5 acl_tag_t values */
#define ACL_UNDEFINED_TAG (0x00)
#define ACL_USER_OBJ (0x01)
#define ACL_USER (0x02)
#define ACL_GROUP_OBJ (0x04)
#define ACL_GROUP (0x08)
#define ACL_MASK (0x10)
#define ACL_OTHER (0x20)
/* 23.2.7 ACL qualifier constants */
#define ACL_UNDEFINED_ID ((id_t)-1)
typedef struct {
__le16 e_tag;
__le16 e_perm;
__le32 e_id;
} ext2_acl_entry;
typedef struct {
__le16 e_tag;
__le16 e_perm;
} ext2_acl_entry_short;
typedef struct {
__le32 a_version;
} ext2_acl_header;
#define ACL_EA_VERSION 0x0002
typedef struct {
__le16 e_tag;
__le16 e_perm;
__le32 e_id;
} acl_ea_entry;
typedef struct {
__le32 a_version;
acl_ea_entry a_entries[0];
} acl_ea_header;
#endif /* BTRFSCONVERT_EXT2 */
#endif

47
convert/source-fs.h
View File

@ -55,6 +55,53 @@ struct btrfs_convert_context;
#define CONVERT_FLAG_COPY_LABEL (1U << 3)
#define CONVERT_FLAG_SET_LABEL (1U << 4)
/* 23.2.5 acl_tag_t values */
#define ACL_UNDEFINED_TAG (0x00)
#define ACL_USER_OBJ (0x01)
#define ACL_USER (0x02)
#define ACL_GROUP_OBJ (0x04)
#define ACL_GROUP (0x08)
#define ACL_MASK (0x10)
#define ACL_OTHER (0x20)
/* 23.2.7 ACL qualifier constants */
#define ACL_UNDEFINED_ID ((id_t)-1)
#define ACL_EA_VERSION 0x0002
typedef struct {
__le16 e_tag;
__le16 e_perm;
__le32 e_id;
} acl_ea_entry;
typedef struct {
__le32 a_version;
acl_ea_entry a_entries[0];
} acl_ea_header;
typedef struct {
__le16 e_tag;
__le16 e_perm;
__le32 e_id;
} ext2_acl_entry;
typedef struct {
__le16 e_tag;
__le16 e_perm;
} ext2_acl_entry_short;
typedef struct {
__le32 a_version;
} ext2_acl_header;
static inline size_t acl_ea_size(int count)
{
return sizeof(acl_ea_header) + count * sizeof(acl_ea_entry);
}
struct btrfs_convert_operations {
const char name[SOURCE_FS_NAME_LEN];
int (*open_fs)(struct btrfs_convert_context *cctx, const char *devname);

48
convert/source-reiserfs.h
View File

@ -29,48 +29,6 @@
#define REISERFS_ACL_VERSION 0x0001
/* 23.2.5 acl_tag_t values */
#define ACL_UNDEFINED_TAG (0x00)
#define ACL_USER_OBJ (0x01)
#define ACL_USER (0x02)
#define ACL_GROUP_OBJ (0x04)
#define ACL_GROUP (0x08)
#define ACL_MASK (0x10)
#define ACL_OTHER (0x20)
/* 23.2.7 ACL qualifier constants */
#define ACL_UNDEFINED_ID ((id_t)-1)
typedef struct {
__le16 e_tag;
__le16 e_perm;
__le32 e_id;
} ext2_acl_entry;
typedef struct {
__le16 e_tag;
__le16 e_perm;
} ext2_acl_entry_short;
typedef struct {
__le32 a_version;
} ext2_acl_header;
#define ACL_EA_VERSION 0x0002
typedef struct {
__le16 e_tag;
__le16 e_perm;
__le32 e_id;
} acl_ea_entry;
typedef struct {
__le32 a_version;
acl_ea_entry a_entries[0];
} acl_ea_header;
static inline int ext2_acl_count(size_t size)
{
ssize_t s;
@ -87,12 +45,6 @@ static inline int ext2_acl_count(size_t size)
}
}
static inline size_t acl_ea_size(int count)
{
return sizeof(acl_ea_header) + count * sizeof(acl_ea_entry);
}
static inline dev_t new_decode_dev(u32 dev)
{
unsigned major = (dev & 0xfff00) >> 8;