tdb: TDB_INCOMPATIBLE_HASH, to allow safe changing of default hash.

[ccan] / ccan / tdb / tdb_private.h

diff --git a/ccan/tdb/tdb_private.h b/ccan/tdb/tdb_private.h
index 7f3497975e5cb7f1d6a2aaa30a32d1b32ebfafe7..1fdf2c6a6e8e86dce987c88f9bee689d25591cca 100644 (file)
--- a/ccan/tdb/tdb_private.h
+++ b/ccan/tdb/tdb_private.h
@@ -82,6 +82,7 @@ typedef uint32_t tdb_off_t;
 #define TDB_DEAD_MAGIC (0xFEE1DEAD)
 #define TDB_RECOVERY_MAGIC (0xf53bc0e7U)
 #define TDB_RECOVERY_INVALID_MAGIC (0x0)
+#define TDB_HASH_RWLOCK_MAGIC (0xbad1a51U)
 #define TDB_ALIGNMENT 4
 #define DEFAULT_HASH_SIZE 131
 #define FREELIST_TOP (sizeof(struct tdb_header))
@@ -302,5 +303,5 @@ int tdb_rec_free_read(struct tdb_context *tdb, tdb_off_t off,
                      struct tdb_record *rec);
 void tdb_header_hash(struct tdb_context *tdb,
                     uint32_t *magic1_hash, uint32_t *magic2_hash);
-
+unsigned int tdb_old_hash(TDB_DATA *key);
 #endif