X-Git-Url: http://git.ozlabs.org/?p=ccan;a=blobdiff_plain;f=ccan%2Ftdb2%2Fprivate.h;h=cc791b0bb4e3da3226c22862b21d03e32304e931;hp=0a030d6e317e368fbf0d057a21ece3b28fd8a624;hb=dc9da1e34fe6a9d113fd57e116ebbc6d5bd54819;hpb=b8903ca2acfa193d6a1cf496ab25c26b06f22424

diff --git a/ccan/tdb2/private.h b/ccan/tdb2/private.h
index 0a030d6e..cc791b0b 100644
--- a/ccan/tdb2/private.h
+++ b/ccan/tdb2/private.h
@@ -358,24 +358,26 @@ struct tdb_context {
 	/* mmap read only? */
 	int mmap_flags;
 
-	/* Error code for last tdb error. */
-	enum TDB_ERROR ecode;
-
 	/* the flags passed to tdb_open, for tdb_reopen. */
 	uint32_t flags;
 
 	/* Logging function */
-	void (*logfn)(struct tdb_context *tdb,
-		      enum tdb_log_level level,
-		      void *log_private,
-		      const char *message);
-	void *log_private;
+	void (*log_fn)(struct tdb_context *tdb,
+		       enum tdb_log_level level,
+		       const char *message,
+		       void *data);
+	void *log_data;
 
 	/* Hash function. */
-	uint64_t (*khash)(const void *key, size_t len, uint64_t seed, void *);
-	void *hash_priv;
+	uint64_t (*hash_fn)(const void *key, size_t len, uint64_t seed, void *);
+	void *hash_data;
 	uint64_t hash_seed;
 
+	/* low level (fnctl) lock functions. */
+	int (*lock_fn)(int fd, int rw, off_t off, off_t len, bool w, void *);
+	int (*unlock_fn)(int fd, int rw, off_t off, off_t len, void *);
+	void *lock_data;
+
 	/* Set if we are in a transaction. */
 	struct tdb_transaction *transaction;
 	
@@ -386,7 +388,8 @@ struct tdb_context {
 	/* IO methods: changes for transactions. */
 	const struct tdb_methods *methods;
 
-	struct tdb_attribute_stats *stats;
+	/* Our statistics. */
+	struct tdb_attribute_stats stats;
 
 	/* Direct access information */
 	struct tdb_access_hdr *access;
@@ -412,8 +415,6 @@ struct tdb_methods {
   internal prototypes
 */
 /* hash.c: */
-void tdb_hash_init(struct tdb_context *tdb);
-
 tdb_bool_err first_in_hash(struct tdb_context *tdb,
 			   struct traverse_info *tinfo,
 			   TDB_DATA *kbuf, size_t *dlen);
@@ -532,14 +533,6 @@ enum TDB_ERROR tdb_read_convert(struct tdb_context *tdb, tdb_off_t off,
 /* Bump the seqnum (caller checks for tdb->flags & TDB_SEQNUM) */
 void tdb_inc_seqnum(struct tdb_context *tdb);
 
-/* Adds a stat, if it's in range. */
-void add_stat_(struct tdb_context *tdb, uint64_t *stat, size_t val);
-#define add_stat(tdb, statname, val)					\
-	do {								\
-		if (unlikely((tdb)->stats))				\
-			add_stat_((tdb), &(tdb)->stats->statname, (val)); \
-	} while (0)
-
 /* lock.c: */
 /* Lock/unlock a range of hashes. */
 enum TDB_ERROR tdb_lock_hashes(struct tdb_context *tdb,
@@ -584,6 +577,10 @@ bool tdb_has_expansion_lock(struct tdb_context *tdb);
 /* If it needs recovery, grab all the locks and do it. */
 enum TDB_ERROR tdb_lock_and_recover(struct tdb_context *tdb);
 
+/* Default lock and unlock functions. */
+int tdb_fcntl_lock(int fd, int rw, off_t off, off_t len, bool waitflag, void *);
+int tdb_fcntl_unlock(int fd, int rw, off_t off, off_t len, void *);
+
 /* transaction.c: */
 enum TDB_ERROR tdb_transaction_recover(struct tdb_context *tdb);
 tdb_bool_err tdb_needs_recovery(struct tdb_context *tdb);