diff options
Diffstat (limited to 'xlators/encryption/crypt/src/crypt-common.h')
| -rw-r--r-- | xlators/encryption/crypt/src/crypt-common.h | 120 |
1 files changed, 56 insertions, 64 deletions
diff --git a/xlators/encryption/crypt/src/crypt-common.h b/xlators/encryption/crypt/src/crypt-common.h index 7c212ad5d25..123d5c2a631 100644 --- a/xlators/encryption/crypt/src/crypt-common.h +++ b/xlators/encryption/crypt/src/crypt-common.h @@ -12,75 +12,79 @@ #define __CRYPT_COMMON_H__ #define INVAL_SUBVERSION_NUMBER (0xff) -#define CRYPT_INVAL_OP (GF_FOP_NULL) - -#define CRYPTO_FORMAT_PREFIX "trusted.glusterfs.crypt.att.cfmt" -#define FSIZE_XATTR_PREFIX "trusted.glusterfs.crypt.att.size" -#define SUBREQ_PREFIX "trusted.glusterfs.crypt.msg.sreq" -#define FSIZE_MSG_PREFIX "trusted.glusterfs.crypt.msg.size" -#define DE_MSG_PREFIX "trusted.glusterfs.crypt.msg.dent" -#define REQUEST_ID_PREFIX "trusted.glusterfs.crypt.msg.rqid" -#define MSGFLAGS_PREFIX "trusted.glusterfs.crypt.msg.xfgs" +#define CRYPT_INVAL_OP (GF_FOP_NULL) +#define CRYPTO_FORMAT_PREFIX "trusted.glusterfs.crypt.att.cfmt" +#define FSIZE_XATTR_PREFIX "trusted.glusterfs.crypt.att.size" +#define SUBREQ_PREFIX "trusted.glusterfs.crypt.msg.sreq" +#define FSIZE_MSG_PREFIX "trusted.glusterfs.crypt.msg.size" +#define DE_MSG_PREFIX "trusted.glusterfs.crypt.msg.dent" +#define REQUEST_ID_PREFIX "trusted.glusterfs.crypt.msg.rqid" +#define MSGFLAGS_PREFIX "trusted.glusterfs.crypt.msg.xfgs" /* messages for crypt_open() */ -#define MSGFLAGS_REQUEST_MTD_RLOCK 1 /* take read lock and don't unlock */ -#define MSGFLAGS_REQUEST_MTD_WLOCK 2 /* take write lock and don't unlock */ +#define MSGFLAGS_REQUEST_MTD_RLOCK 1 /* take read lock and don't unlock */ +#define MSGFLAGS_REQUEST_MTD_WLOCK 2 /* take write lock and don't unlock */ #define AES_BLOCK_BITS (4) /* AES_BLOCK_SIZE == 1 << AES_BLOCK_BITS */ -#define noop do {; } while (0) -#define cassert(cond) ({ switch (-1) { case (cond): case 0: break; } }) +#define noop \ + do { \ + ; \ + } while (0) +#define cassert(cond) \ + ({ \ + switch (-1) { \ + case (cond): \ + case 0: \ + break; \ + } \ + }) #define __round_mask(x, y) ((__typeof__(x))((y)-1)) -#define round_up(x, y) ((((x)-1) | __round_mask(x, y))+1) +#define round_up(x, y) ((((x)-1) | __round_mask(x, y)) + 1) /* * Format of file's metadata */ struct crypt_format { - uint8_t loader_id; /* version of metadata loader */ - uint8_t versioned[0]; /* file's metadata of specific version */ + uint8_t loader_id; /* version of metadata loader */ + uint8_t versioned[0]; /* file's metadata of specific version */ } __attribute__((packed)); -typedef enum { - AES_CIPHER_ALG, - LAST_CIPHER_ALG -} cipher_alg_t; +typedef enum { AES_CIPHER_ALG, LAST_CIPHER_ALG } cipher_alg_t; -typedef enum { - XTS_CIPHER_MODE, - LAST_CIPHER_MODE -} cipher_mode_t; +typedef enum { XTS_CIPHER_MODE, LAST_CIPHER_MODE } cipher_mode_t; -typedef enum { - MTD_LOADER_V1, - LAST_MTD_LOADER -} mtd_loader_id; +typedef enum { MTD_LOADER_V1, LAST_MTD_LOADER } mtd_loader_id; -static inline void msgflags_set_mtd_rlock(uint32_t *flags) +static inline void +msgflags_set_mtd_rlock(uint32_t *flags) { - *flags |= MSGFLAGS_REQUEST_MTD_RLOCK; + *flags |= MSGFLAGS_REQUEST_MTD_RLOCK; } -static inline void msgflags_set_mtd_wlock(uint32_t *flags) +static inline void +msgflags_set_mtd_wlock(uint32_t *flags) { - *flags |= MSGFLAGS_REQUEST_MTD_WLOCK; + *flags |= MSGFLAGS_REQUEST_MTD_WLOCK; } -static inline gf_boolean_t msgflags_check_mtd_rlock(uint32_t *flags) +static inline gf_boolean_t +msgflags_check_mtd_rlock(uint32_t *flags) { - return *flags & MSGFLAGS_REQUEST_MTD_RLOCK; + return *flags & MSGFLAGS_REQUEST_MTD_RLOCK; } -static inline gf_boolean_t msgflags_check_mtd_wlock(uint32_t *flags) +static inline gf_boolean_t +msgflags_check_mtd_wlock(uint32_t *flags) { - return *flags & MSGFLAGS_REQUEST_MTD_WLOCK; + return *flags & MSGFLAGS_REQUEST_MTD_WLOCK; } -static inline gf_boolean_t msgflags_check_mtd_lock(uint32_t *flags) +static inline gf_boolean_t +msgflags_check_mtd_lock(uint32_t *flags) { - return msgflags_check_mtd_rlock(flags) || - msgflags_check_mtd_wlock(flags); + return msgflags_check_mtd_rlock(flags) || msgflags_check_mtd_wlock(flags); } /* @@ -88,10 +92,10 @@ static inline gf_boolean_t msgflags_check_mtd_lock(uint32_t *flags) * (maybe partially) by @count bytes * at offset @start. */ -static inline off_t logical_blocks_occupied(uint64_t start, off_t count, - int blkbits) +static inline off_t +logical_blocks_occupied(uint64_t start, off_t count, int blkbits) { - return ((start + count - 1) >> blkbits) - (start >> blkbits) + 1; + return ((start + count - 1) >> blkbits) - (start >> blkbits) + 1; } /* @@ -99,32 +103,20 @@ static inline off_t logical_blocks_occupied(uint64_t start, off_t count, * and @off2 respectively) in the same logical * block. */ -static inline int in_same_lblock(uint64_t off1, uint64_t off2, - int blkbits) +static inline int +in_same_lblock(uint64_t off1, uint64_t off2, int blkbits) { - return off1 >> blkbits == off2 >> blkbits; + return off1 >> blkbits == off2 >> blkbits; } -static inline void dump_cblock(xlator_t *this, unsigned char *buf) +static inline void +dump_cblock(xlator_t *this, unsigned char *buf) { - gf_log(this->name, GF_LOG_DEBUG, - "dump cblock: %x %x %x %x %x %x %x %x %x %x %x %x %x %x %x %x", - (buf)[0], - (buf)[1], - (buf)[2], - (buf)[3], - (buf)[4], - (buf)[5], - (buf)[6], - (buf)[7], - (buf)[8], - (buf)[9], - (buf)[10], - (buf)[11], - (buf)[12], - (buf)[13], - (buf)[14], - (buf)[15]); + gf_log(this->name, GF_LOG_DEBUG, + "dump cblock: %x %x %x %x %x %x %x %x %x %x %x %x %x %x %x %x", + (buf)[0], (buf)[1], (buf)[2], (buf)[3], (buf)[4], (buf)[5], (buf)[6], + (buf)[7], (buf)[8], (buf)[9], (buf)[10], (buf)[11], (buf)[12], + (buf)[13], (buf)[14], (buf)[15]); } #endif /* __CRYPT_COMMON_H__ */ |