diff options
Diffstat (limited to 'usr/src/uts/common/fs/zfs/sys/zap.h')
| -rw-r--r-- | usr/src/uts/common/fs/zfs/sys/zap.h | 30 |
1 files changed, 29 insertions, 1 deletions
diff --git a/usr/src/uts/common/fs/zfs/sys/zap.h b/usr/src/uts/common/fs/zfs/sys/zap.h index 369a482bec..a0cc218409 100644 --- a/usr/src/uts/common/fs/zfs/sys/zap.h +++ b/usr/src/uts/common/fs/zfs/sys/zap.h @@ -101,6 +101,18 @@ typedef enum matchtype MT_FIRST } matchtype_t; +typedef enum zap_flags { + /* Use 64-bit hash value (serialized cursors will always use 64-bits) */ + ZAP_FLAG_HASH64 = 1 << 0, + /* Key is binary, not string (zap_add_uint64() can be used) */ + ZAP_FLAG_UINT64_KEY = 1 << 1, + /* + * First word of key (which must be an array of uint64) is + * already randomly distributed. + */ + ZAP_FLAG_PRE_HASHED_KEY = 1 << 2, +} zap_flags_t; + /* * Create a new zapobj with no attributes and return its object number. * MT_EXACT will cause the zap object to only support MT_EXACT lookups, @@ -118,6 +130,9 @@ uint64_t zap_create(objset_t *ds, dmu_object_type_t ot, dmu_object_type_t bonustype, int bonuslen, dmu_tx_t *tx); uint64_t zap_create_norm(objset_t *ds, int normflags, dmu_object_type_t ot, dmu_object_type_t bonustype, int bonuslen, dmu_tx_t *tx); +uint64_t zap_create_flags(objset_t *os, int normflags, zap_flags_t flags, + dmu_object_type_t ot, int leaf_blockshift, int indirect_blockshift, + dmu_object_type_t bonustype, int bonuslen, dmu_tx_t *tx); /* * Create a new zapobj with no attributes from the given (unallocated) @@ -180,6 +195,8 @@ int zap_lookup_norm(objset_t *ds, uint64_t zapobj, const char *name, uint64_t integer_size, uint64_t num_integers, void *buf, matchtype_t mt, char *realname, int rn_len, boolean_t *normalization_conflictp); +int zap_lookup_uint64(objset_t *os, uint64_t zapobj, const uint64_t *key, + int key_numints, uint64_t integer_size, uint64_t num_integers, void *buf); int zap_count_write(objset_t *os, uint64_t zapobj, const char *name, int add, uint64_t *towrite, uint64_t *tooverwrite); @@ -190,9 +207,12 @@ int zap_count_write(objset_t *os, uint64_t zapobj, const char *name, * If an attribute with the given name already exists, the call will * fail and return EEXIST. */ -int zap_add(objset_t *ds, uint64_t zapobj, const char *name, +int zap_add(objset_t *ds, uint64_t zapobj, const char *key, int integer_size, uint64_t num_integers, const void *val, dmu_tx_t *tx); +int zap_add_uint64(objset_t *ds, uint64_t zapobj, const uint64_t *key, + int key_numints, int integer_size, uint64_t num_integers, + const void *val, dmu_tx_t *tx); /* * Set the attribute with the given name to the given value. If an @@ -204,6 +224,9 @@ int zap_add(objset_t *ds, uint64_t zapobj, const char *name, */ int zap_update(objset_t *ds, uint64_t zapobj, const char *name, int integer_size, uint64_t num_integers, const void *val, dmu_tx_t *tx); +int zap_update_uint64(objset_t *os, uint64_t zapobj, const uint64_t *key, + int key_numints, + int integer_size, uint64_t num_integers, const void *val, dmu_tx_t *tx); /* * Get the length (in integers) and the integer size of the specified @@ -214,6 +237,8 @@ int zap_update(objset_t *ds, uint64_t zapobj, const char *name, */ int zap_length(objset_t *ds, uint64_t zapobj, const char *name, uint64_t *integer_size, uint64_t *num_integers); +int zap_length_uint64(objset_t *os, uint64_t zapobj, const uint64_t *key, + int key_numints, uint64_t *integer_size, uint64_t *num_integers); /* * Remove the specified attribute. @@ -224,6 +249,8 @@ int zap_length(objset_t *ds, uint64_t zapobj, const char *name, int zap_remove(objset_t *ds, uint64_t zapobj, const char *name, dmu_tx_t *tx); int zap_remove_norm(objset_t *ds, uint64_t zapobj, const char *name, matchtype_t mt, dmu_tx_t *tx); +int zap_remove_uint64(objset_t *os, uint64_t zapobj, const uint64_t *key, + int key_numints, dmu_tx_t *tx); /* * Returns (in *count) the number of attributes in the specified zap @@ -266,6 +293,7 @@ typedef struct zap_cursor { struct zap *zc_zap; struct zap_leaf *zc_leaf; uint64_t zc_zapobj; + uint64_t zc_serialized; uint64_t zc_hash; uint32_t zc_cd; } zap_cursor_t; |