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-rwxr-xr-xlibparc/parc/algol/parc_Hash.c144
1 files changed, 0 insertions, 144 deletions
diff --git a/libparc/parc/algol/parc_Hash.c b/libparc/parc/algol/parc_Hash.c
deleted file mode 100755
index 1884c74c..00000000
--- a/libparc/parc/algol/parc_Hash.c
+++ /dev/null
@@ -1,144 +0,0 @@
-/*
- * Copyright (c) 2017 Cisco and/or its affiliates.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at:
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-/**
- * This hash is based on FNV-1a, using different lengths. Please see the FNV-1a
- * website for details on the algorithm: http://www.isthe.com/chongo/tech/comp/fnv
- *
- */
-#include <config.h>
-
-#include <stdint.h>
-#include <unistd.h>
-
-#include <parc/algol/parc_Hash.h>
-#include <parc/algol/parc_Object.h>
-
-struct parc_hash_32bits {
- uint32_t accumulator;
-};
-
-parcObject_ExtendPARCObject(PARCHash32Bits, NULL, NULL, NULL, NULL, NULL, NULL, NULL);
-
-PARCHash32Bits *
-parcHash32Bits_Create(void)
-{
- PARCHash32Bits *result = parcObject_CreateInstance(PARCHash32Bits);
- if (result != NULL) {
- result->accumulator = 0;
- }
-
- return result;
-}
-
-PARCHash32Bits *
-parcHash32Bits_Update(PARCHash32Bits *hash, const void *data, size_t length)
-{
- hash->accumulator = parcHash32_Data_Cumulative(data, length, hash->accumulator);
- return hash;
-}
-
-PARCHash32Bits *
-parcHash32Bits_UpdateUint32(PARCHash32Bits *hash, uint32_t value)
-{
- hash->accumulator = parcHash32_Data_Cumulative(&value, sizeof(value), hash->accumulator);
- return hash;
-}
-
-uint32_t
-parcHash32Bits_Hash(PARCHash32Bits *hash)
-{
- return hash->accumulator;
-}
-
-parcObject_ImplementAcquire(parcHash32Bits, PARCHash32Bits);
-
-parcObject_ImplementRelease(parcHash32Bits, PARCHash32Bits);
-
-/*
- * Based on 64-bit FNV-1a
- */
-uint64_t
-parcHash64_Data(const void *data, size_t len)
-{
- // Standard FNV 64-bit offset: see http://www.isthe.com/chongo/tech/comp/fnv/#FNV-param
- const uint64_t fnv1a_offset = 0xCBF29CE484222325ULL;
- return parcHash64_Data_Cumulative(data, len, fnv1a_offset);
-}
-
-uint64_t
-parcHash64_Data_Cumulative(const void *data, size_t len, uint64_t lastValue)
-{
- // Standard FNV 64-bit prime: see http://www.isthe.com/chongo/tech/comp/fnv/#FNV-param
- const uint64_t fnv1a_prime = 0x00000100000001B3ULL;
- uint64_t hash = lastValue;
- const char *chardata = data;
-
- for (size_t i = 0; i < len; i++) {
- hash = hash ^ chardata[i];
- hash = hash * fnv1a_prime;
- }
-
- return hash;
-}
-
-uint64_t
-parcHash64_Int64(uint64_t int64)
-{
- return parcHash64_Data(&int64, sizeof(uint64_t));
-}
-
-uint64_t
-parcHash64_Int32(uint32_t int32)
-{
- return parcHash64_Data(&int32, sizeof(uint32_t));
-}
-
-uint32_t
-parcHash32_Data(const void *data, size_t len)
-{
- // Standard FNV 32-bit offset: see http://www.isthe.com/chongo/tech/comp/fnv/#FNV-param
- const uint32_t fnv1a_offset = 0x811C9DC5;
- return parcHash32_Data_Cumulative(data, len, fnv1a_offset);
-}
-
-uint32_t
-parcHash32_Data_Cumulative(const void *data, size_t len, uint32_t lastValue)
-{
- // Standard FNV 32-bit prime: see http://www.isthe.com/chongo/tech/comp/fnv/#FNV-param
- const uint32_t fnv1a_prime = 0x01000193;
- uint32_t hash = lastValue;
-
- const char *chardata = data;
-
- for (size_t i = 0; i < len; i++) {
- hash = hash ^ chardata[i];
- hash = hash * fnv1a_prime;
- }
-
- return hash;
-}
-
-uint32_t
-parcHash32_Int64(uint64_t int64)
-{
- return parcHash32_Data(&int64, sizeof(uint64_t));
-}
-
-uint32_t
-parcHash32_Int32(uint32_t int32)
-{
- return parcHash32_Data(&int32, sizeof(uint32_t));
-}