-
-/* HashKit
- * Copyright (C) 2009 Brian Aker
- * All rights reserved.
+/* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
+ *
+ * HashKit
+ *
+ * Copyright (C) 2011 Data Differential, http://datadifferential.com/
+ * Copyright (C) 2009 Brian Aker All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * * The names of its contributors may not be used to endorse or
+ * promote products derived from this software without specific prior
+ * written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
- * Use and distribution licensed under the BSD license. See
- * the COPYING file in the parent directory for full text.
*/
-#ifndef HASHKIT_TYPES_H
-#define HASHKIT_TYPES_H
-#ifdef __cplusplus
-extern "C" {
-#endif
+#pragma once
typedef enum {
HASHKIT_SUCCESS,
HASHKIT_FAILURE,
HASHKIT_MEMORY_ALLOCATION_FAILURE,
+ HASHKIT_INVALID_HASH,
+ HASHKIT_INVALID_ARGUMENT,
HASHKIT_MAXIMUM_RETURN /* Always add new error code before */
} hashkit_return_t;
+static inline bool hashkit_success(const hashkit_return_t rc)
+{
+ return (rc == HASHKIT_SUCCESS);
+}
+
+static inline bool hashkit_failed(const hashkit_return_t rc)
+{
+ return (rc != HASHKIT_SUCCESS);
+}
+
typedef enum {
HASHKIT_HASH_DEFAULT= 0, // hashkit_one_at_a_time()
HASHKIT_HASH_MD5,
HASHKIT_HASH_HSIEH,
HASHKIT_HASH_MURMUR,
HASHKIT_HASH_JENKINS,
+ HASHKIT_HASH_CUSTOM,
HASHKIT_HASH_MAX
} hashkit_hash_algorithm_t;
HASHKIT_DISTRIBUTION_MAX /* Always add new values before this. */
} hashkit_distribution_t;
+#ifdef __cplusplus
+extern "C" {
+#endif
typedef struct hashkit_st hashkit_st;
-typedef uint32_t (*hashkit_hash_fn)(const char *key, size_t key_length);
+
+typedef uint32_t (*hashkit_hash_fn)(const char *key, size_t key_length, void *context);
#ifdef __cplusplus
}
#endif
-
-#endif /* HASHKIT_TYPES_H */