diff options
| -rw-r--r-- | .gitignore | 1 | ||||
| -rw-r--r-- | lib/util/config.mk | 2 | ||||
| -rw-r--r-- | lib/util/util_tdb.h | 114 |
3 files changed, 114 insertions, 3 deletions
diff --git a/.gitignore b/.gitignore index fa4fc5f377..27ee2562f0 100644 --- a/.gitignore +++ b/.gitignore @@ -235,7 +235,6 @@ lib/util/asn1_proto.h lib/util/pidfile.h lib/util/unix_privs.h lib/util/util_proto.h -lib/util/util_tdb.h source4/mkconfig.mk source4/nbt_server/dgram/proto.h source4/nbt_server/nbt_server_proto.h diff --git a/lib/util/config.mk b/lib/util/config.mk index 4918a4d063..6873c1bcc3 100644 --- a/lib/util/config.mk +++ b/lib/util/config.mk @@ -64,8 +64,6 @@ PUBLIC_DEPENDENCIES = LIBTDB UTIL_TDB_OBJ_FILES = $(libutilsrcdir)/util_tdb.o -$(eval $(call proto_header_template,$(libutilsrcdir)/util_tdb.h,$(UTIL_TDB_OBJ_FILES:.o=.c))) - [SUBSYSTEM::UTIL_LDB] PUBLIC_DEPENDENCIES = LIBLDB diff --git a/lib/util/util_tdb.h b/lib/util/util_tdb.h new file mode 100644 index 0000000000..da6378ee6a --- /dev/null +++ b/lib/util/util_tdb.h @@ -0,0 +1,114 @@ +#ifndef _____LIB_UTIL_UTIL_TDB_H__ +#define _____LIB_UTIL_UTIL_TDB_H__ + + +/*************************************************************** + Make a TDB_DATA and keep the const warning in one place +****************************************************************/ +TDB_DATA make_tdb_data(const uint8_t *dptr, size_t dsize); +TDB_DATA string_tdb_data(const char *string); +TDB_DATA string_term_tdb_data(const char *string); + +/**************************************************************************** + Lock a chain by string. Return -1 if lock failed. +****************************************************************************/ +int tdb_lock_bystring(struct tdb_context *tdb, const char *keyval); + +/**************************************************************************** + Unlock a chain by string. +****************************************************************************/ +void tdb_unlock_bystring(struct tdb_context *tdb, const char *keyval); + +/**************************************************************************** + Read lock a chain by string. Return -1 if lock failed. +****************************************************************************/ +int tdb_read_lock_bystring(struct tdb_context *tdb, const char *keyval); + +/**************************************************************************** + Read unlock a chain by string. +****************************************************************************/ +void tdb_read_unlock_bystring(struct tdb_context *tdb, const char *keyval); + +/**************************************************************************** + Fetch a int32_t value by a arbitrary blob key, return -1 if not found. + Output is int32_t in native byte order. +****************************************************************************/ +int32_t tdb_fetch_int32_byblob(struct tdb_context *tdb, TDB_DATA key); + +/**************************************************************************** + Fetch a int32_t value by string key, return -1 if not found. + Output is int32_t in native byte order. +****************************************************************************/ +int32_t tdb_fetch_int32(struct tdb_context *tdb, const char *keystr); + +/**************************************************************************** + Store a int32_t value by an arbitary blob key, return 0 on success, -1 on failure. + Input is int32_t in native byte order. Output in tdb is in little-endian. +****************************************************************************/ +int tdb_store_int32_byblob(struct tdb_context *tdb, TDB_DATA key, int32_t v); + +/**************************************************************************** + Store a int32_t value by string key, return 0 on success, -1 on failure. + Input is int32_t in native byte order. Output in tdb is in little-endian. +****************************************************************************/ +int tdb_store_int32(struct tdb_context *tdb, const char *keystr, int32_t v); + +/**************************************************************************** + Fetch a uint32_t value by a arbitrary blob key, return -1 if not found. + Output is uint32_t in native byte order. +****************************************************************************/ +bool tdb_fetch_uint32_byblob(struct tdb_context *tdb, TDB_DATA key, uint32_t *value); + +/**************************************************************************** + Fetch a uint32_t value by string key, return -1 if not found. + Output is uint32_t in native byte order. +****************************************************************************/ +bool tdb_fetch_uint32(struct tdb_context *tdb, const char *keystr, uint32_t *value); + +/**************************************************************************** + Store a uint32_t value by an arbitary blob key, return 0 on success, -1 on failure. + Input is uint32_t in native byte order. Output in tdb is in little-endian. +****************************************************************************/ +bool tdb_store_uint32_byblob(struct tdb_context *tdb, TDB_DATA key, uint32_t value); + +/**************************************************************************** + Store a uint32_t value by string key, return 0 on success, -1 on failure. + Input is uint32_t in native byte order. Output in tdb is in little-endian. +****************************************************************************/ +bool tdb_store_uint32(struct tdb_context *tdb, const char *keystr, uint32_t value); + +/**************************************************************************** + Store a buffer by a null terminated string key. Return 0 on success, -1 + on failure. +****************************************************************************/ +int tdb_store_bystring(struct tdb_context *tdb, const char *keystr, TDB_DATA data, int flags); + +/**************************************************************************** + Fetch a buffer using a null terminated string key. Don't forget to call + free() on the result dptr. +****************************************************************************/ +TDB_DATA tdb_fetch_bystring(struct tdb_context *tdb, const char *keystr); + +/**************************************************************************** + Delete an entry using a null terminated string key. +****************************************************************************/ +int tdb_delete_bystring(struct tdb_context *tdb, const char *keystr); + +/**************************************************************************** + Atomic integer change. Returns old value. To create, set initial value in *oldval. +****************************************************************************/ +int32_t tdb_change_int32_atomic(struct tdb_context *tdb, const char *keystr, int32_t *oldval, int32_t change_val); + +/**************************************************************************** + Atomic unsigned integer change. Returns old value. To create, set initial value in *oldval. +****************************************************************************/ +bool tdb_change_uint32_atomic(struct tdb_context *tdb, const char *keystr, uint32_t *oldval, uint32_t change_val); + +/**************************************************************************** + Allow tdb_delete to be used as a tdb_traversal_fn. +****************************************************************************/ +int tdb_traverse_delete_fn(struct tdb_context *the_tdb, TDB_DATA key, TDB_DATA dbuf, + void *state); + +#endif /* _____LIB_UTIL_UTIL_TDB_H__ */ + |