plumageRender/external/ktx/lib/hashtable.c

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2023-05-17 14:49:05 +08:00
/* -*- tab-width: 4; -*- */
/* vi: set sw=2 ts=4 expandtab: */
/**
* @internal
* @file hashtable.c
* @~English
*
* @brief Functions for backward compatibility with libktx v1
* hashtable API.
*
* @author Mark Callow, www.edgewise-consulting.com
*/
/*
* ©2018 Mark Callow.
*
* 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.
*/
#include "ktx.h"
/**
* @memberof KTX_hash_table
* @~English
* @deprecated Use ktxHashList_Create().
*/
KTX_hash_table
ktxHashTable_Create(void) {
ktxHashList* hl;
(void)ktxHashList_Create(&hl);
return hl;
}
/**
* @memberof KTX_hash_table
* @~English
* @deprecated Use ktxHashList_Serialize().
* @brief Serializes the hash table to a block of memory suitable for
* writing to a KTX file.
*/
KTX_error_code
ktxHashTable_Serialize(KTX_hash_table This,
unsigned int* kvdLen, unsigned char** kvd)
{
return ktxHashList_Serialize(This, kvdLen, kvd);
}
/**
* @memberof KTX_hash_table
* @deprecated Use ktxHashList_Deserialize().
* @~English
* @brief Create a new hash table from a block of serialized key-value
* data read from a file.
*
* The caller is responsible for freeing the returned hash table.
*
* @note The bytes of the 32-bit key-value lengths within the serialized data
* are expected to be in native endianness.
*
* @param[in] kvdLen the length of the serialized key-value data.
* @param[in] pKvd pointer to the serialized key-value data.
* @param[in,out] pHt @p *pHt is set to point to the created hash
* table.
*
* @return KTX_SUCCESS or one of the following error codes.
*
* @exception KTX_INVALID_VALUE if @p pKvd or @p pHt is NULL or kvdLen == 0.
* @exception KTX_OUT_OF_MEMORY there was not enough memory to create the hash
* table.
*/
KTX_error_code
ktxHashTable_Deserialize(unsigned int kvdLen, void* pKvd, KTX_hash_table* pHt)
{
ktxHashList* pHl;
KTX_error_code result;
result = ktxHashList_Create(&pHl);
if (result != KTX_SUCCESS)
return result;
result = ktxHashList_Deserialize(pHl, kvdLen, pKvd);
if (result == KTX_SUCCESS)
*pHt = pHl;
return result;
}