ttxml: removed cruft from tests
[ccan] / ccan / tdb2 / traverse.c
index 71a889e5de472a76cae1f1e7769e343f53d36ea7..0bf418990b55deec32e84f662261920962c832dd 100644 (file)
@@ -28,6 +28,13 @@ int64_t tdb_traverse_(struct tdb_context *tdb,
        struct tdb_data k, d;
        int64_t count = 0;
 
        struct tdb_data k, d;
        int64_t count = 0;
 
+       if (tdb->flags & TDB_VERSION1) {
+               count = tdb1_traverse(tdb, fn, p);
+               if (count == -1)
+                       return TDB_ERR_TO_OFF(tdb->last_error);
+               return count;
+       }
+
        k.dptr = NULL;
        for (ecode = first_in_hash(tdb, &tinfo, &k, &d.dsize);
             ecode == TDB_SUCCESS;
        k.dptr = NULL;
        for (ecode = first_in_hash(tdb, &tinfo, &k, &d.dsize);
             ecode == TDB_SUCCESS;
@@ -37,14 +44,16 @@ int64_t tdb_traverse_(struct tdb_context *tdb,
                count++;
                if (fn && fn(tdb, k, d, p)) {
                        free(k.dptr);
                count++;
                if (fn && fn(tdb, k, d, p)) {
                        free(k.dptr);
+                       tdb->last_error = TDB_SUCCESS;
                        return count;
                }
                free(k.dptr);
        }
 
        if (ecode != TDB_ERR_NOEXIST) {
                        return count;
                }
                free(k.dptr);
        }
 
        if (ecode != TDB_ERR_NOEXIST) {
-               return ecode;
+               return TDB_ERR_TO_OFF(tdb->last_error = ecode);
        }
        }
+       tdb->last_error = TDB_SUCCESS;
        return count;
 }
        
        return count;
 }
        
@@ -52,7 +61,17 @@ enum TDB_ERROR tdb_firstkey(struct tdb_context *tdb, struct tdb_data *key)
 {
        struct traverse_info tinfo;
 
 {
        struct traverse_info tinfo;
 
-       return first_in_hash(tdb, &tinfo, key, NULL);
+       if (tdb->flags & TDB_VERSION1) {
+               tdb->last_error = TDB_SUCCESS;
+               *key = tdb1_firstkey(tdb);
+               /* TDB1 didn't set error for last key. */
+               if (!key->dptr && tdb->last_error == TDB_SUCCESS) {
+                       tdb->last_error = TDB_ERR_NOEXIST;
+               }
+               return tdb->last_error;
+       }
+
+       return tdb->last_error = first_in_hash(tdb, &tinfo, key, NULL);
 }
 
 /* We lock twice, not very efficient.  We could keep last key & tinfo cached. */
 }
 
 /* We lock twice, not very efficient.  We could keep last key & tinfo cached. */
@@ -62,14 +81,26 @@ enum TDB_ERROR tdb_nextkey(struct tdb_context *tdb, struct tdb_data *key)
        struct hash_info h;
        struct tdb_used_record rec;
 
        struct hash_info h;
        struct tdb_used_record rec;
 
+       if (tdb->flags & TDB_VERSION1) {
+               struct tdb_data last_key = *key;
+               tdb->last_error = TDB_SUCCESS;
+               *key = tdb1_nextkey(tdb, last_key);
+               free(last_key.dptr);
+               /* TDB1 didn't set error for last key. */
+               if (!key->dptr && tdb->last_error == TDB_SUCCESS) {
+                       tdb->last_error = TDB_ERR_NOEXIST;
+               }
+               return tdb->last_error;
+       }
+
        tinfo.prev = find_and_lock(tdb, *key, F_RDLCK, &h, &rec, &tinfo);
        free(key->dptr);
        if (TDB_OFF_IS_ERR(tinfo.prev)) {
        tinfo.prev = find_and_lock(tdb, *key, F_RDLCK, &h, &rec, &tinfo);
        free(key->dptr);
        if (TDB_OFF_IS_ERR(tinfo.prev)) {
-               return tinfo.prev;
+               return tdb->last_error = TDB_OFF_TO_ERR(tinfo.prev);
        }
        tdb_unlock_hashes(tdb, h.hlock_start, h.hlock_range, F_RDLCK);
 
        }
        tdb_unlock_hashes(tdb, h.hlock_start, h.hlock_range, F_RDLCK);
 
-       return next_in_hash(tdb, &tinfo, key, NULL);
+       return tdb->last_error = next_in_hash(tdb, &tinfo, key, NULL);
 }
 
 static int wipe_one(struct tdb_context *tdb,
 }
 
 static int wipe_one(struct tdb_context *tdb,
@@ -84,14 +115,20 @@ enum TDB_ERROR tdb_wipe_all(struct tdb_context *tdb)
        enum TDB_ERROR ecode;
        int64_t count;
 
        enum TDB_ERROR ecode;
        int64_t count;
 
+       if (tdb->flags & TDB_VERSION1) {
+               if (tdb1_wipe_all(tdb) == -1)
+                       return tdb->last_error;
+               return TDB_SUCCESS;
+       }
+
        ecode = tdb_allrecord_lock(tdb, F_WRLCK, TDB_LOCK_WAIT, false);
        if (ecode != TDB_SUCCESS)
        ecode = tdb_allrecord_lock(tdb, F_WRLCK, TDB_LOCK_WAIT, false);
        if (ecode != TDB_SUCCESS)
-               return ecode;
+               return tdb->last_error = ecode;
 
        /* FIXME: Be smarter. */
        count = tdb_traverse(tdb, wipe_one, &ecode);
        if (count < 0)
 
        /* FIXME: Be smarter. */
        count = tdb_traverse(tdb, wipe_one, &ecode);
        if (count < 0)
-               ecode = count;
+               ecode = TDB_OFF_TO_ERR(count);
        tdb_allrecord_unlock(tdb, F_WRLCK);
        tdb_allrecord_unlock(tdb, F_WRLCK);
-       return ecode;
+       return tdb->last_error = ecode;
 }
 }