diff options
| author | Pali Rohár | 2020-01-07 22:29:03 +0100 |
|---|---|---|
| committer | Jan Kara | 2020-01-08 11:12:18 +0100 |
| commit | 871b9b14c673d862b2f24478ed3583a40906ea66 (patch) | |
| tree | 16f8bd9acc883338b38e3ac0e2e836ba3d748258 | |
| parent | 800552ceecc749aa4e87c95291be232c80bd1e56 (diff) | |
udf: Move OSTA Identifier Suffix macros from ecma_167.h to osta_udf.h
Rename structure name and its members to match naming convention and fix
endianity type for UDFRevision member. Also remove duplicate definition of
UDF_ID_COMPLIANT which is already in osta_udf.h.
Link: https://lore.kernel.org/r/20200107212904.30471-2-pali.rohar@gmail.com
Signed-off-by: Pali Rohár <pali.rohar@gmail.com>
Signed-off-by: Jan Kara <jack@suse.cz>
| -rw-r--r-- | fs/udf/ecma_167.h | 14 | ||||
| -rw-r--r-- | fs/udf/osta_udf.h | 10 | ||||
| -rw-r--r-- | fs/udf/super.c | 8 |
3 files changed, 12 insertions, 20 deletions
diff --git a/fs/udf/ecma_167.h b/fs/udf/ecma_167.h index e7b889e01cd8..c98d5dc9052a 100644 --- a/fs/udf/ecma_167.h +++ b/fs/udf/ecma_167.h @@ -88,20 +88,6 @@ struct regid { #define ENTITYID_FLAGS_DIRTY 0x00 #define ENTITYID_FLAGS_PROTECTED 0x01 -/* OSTA UDF 2.1.5.2 */ -#define UDF_ID_COMPLIANT "*OSTA UDF Compliant" - -/* OSTA UDF 2.1.5.3 */ -struct domainEntityIDSuffix { - uint16_t revision; - uint8_t flags; - uint8_t reserved[5]; -}; - -/* OSTA UDF 2.1.5.3 */ -#define ENTITYIDSUFFIX_FLAGS_HARDWRITEPROTECT 0 -#define ENTITYIDSUFFIX_FLAGS_SOFTWRITEPROTECT 1 - /* Volume Structure Descriptor (ECMA 167r3 2/9.1) */ #define VSD_STD_ID_LEN 5 struct volStructDesc { diff --git a/fs/udf/osta_udf.h b/fs/udf/osta_udf.h index a4da59e38b7f..c9117eb41e33 100644 --- a/fs/udf/osta_udf.h +++ b/fs/udf/osta_udf.h @@ -62,8 +62,14 @@ #define UDF_ID_METADATA "*UDF Metadata Partition" /* Identifier Suffix (UDF 2.50 2.1.5.3) */ -#define IS_DF_HARD_WRITE_PROTECT 0x01 -#define IS_DF_SOFT_WRITE_PROTECT 0x02 +#define DOMAIN_FLAGS_HARD_WRITE_PROTECT 0x01 +#define DOMAIN_FLAGS_SOFT_WRITE_PROTECT 0x02 + +struct domainIdentSuffix { + __le16 UDFRevision; + uint8_t domainFlags; + uint8_t reserved[5]; +} __packed; struct UDFIdentSuffix { __le16 UDFRevision; diff --git a/fs/udf/super.c b/fs/udf/super.c index 8c28e93e9b73..2d0b90800519 100644 --- a/fs/udf/super.c +++ b/fs/udf/super.c @@ -767,7 +767,7 @@ static int udf_check_vsd(struct super_block *sb) static int udf_verify_domain_identifier(struct super_block *sb, struct regid *ident, char *dname) { - struct domainEntityIDSuffix *suffix; + struct domainIdentSuffix *suffix; if (memcmp(ident->ident, UDF_ID_COMPLIANT, strlen(UDF_ID_COMPLIANT))) { udf_warn(sb, "Not OSTA UDF compliant %s descriptor.\n", dname); @@ -778,9 +778,9 @@ static int udf_verify_domain_identifier(struct super_block *sb, dname); goto force_ro; } - suffix = (struct domainEntityIDSuffix *)ident->identSuffix; - if (suffix->flags & (1 << ENTITYIDSUFFIX_FLAGS_HARDWRITEPROTECT) || - suffix->flags & (1 << ENTITYIDSUFFIX_FLAGS_SOFTWRITEPROTECT)) { + suffix = (struct domainIdentSuffix *)ident->identSuffix; + if ((suffix->domainFlags & DOMAIN_FLAGS_HARD_WRITE_PROTECT) || + (suffix->domainFlags & DOMAIN_FLAGS_SOFT_WRITE_PROTECT)) { if (!sb_rdonly(sb)) { udf_warn(sb, "Descriptor for %s marked write protected." " Forcing read only mount.\n", dname); |