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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 <axutil_allocator.h>
#include <axutil_utils.h>
#include <stdlib.h>
#include <string.h>
void *AXIS2_CALL axutil_allocator_malloc_impl(
axutil_allocator_t * allocator,
size_t size);
void *AXIS2_CALL axutil_allocator_realloc_impl(
axutil_allocator_t * allocator,
void *ptr,
size_t size);
void AXIS2_CALL axutil_allocator_free_impl(
axutil_allocator_t * allocator,
void *ptr);
AXIS2_EXTERN axutil_allocator_t *AXIS2_CALL
axutil_allocator_init(
axutil_allocator_t * allocator)
{
if(!allocator)
{
allocator = (axutil_allocator_t *)malloc(sizeof(axutil_allocator_t));
if (allocator)
{
memset(allocator, 0, sizeof(axutil_allocator_t));
allocator->malloc_fn = axutil_allocator_malloc_impl;
allocator->realloc = axutil_allocator_realloc_impl;
allocator->free_fn = axutil_allocator_free_impl;
allocator->global_pool_ref = 0;
}
}
return allocator;
}
AXIS2_EXTERN axutil_allocator_t *AXIS2_CALL
axutil_allocator_clone(
axutil_allocator_t * allocator)
{
if(!allocator)
return NULL;
else
{
axutil_allocator_t* clone = NULL;
clone = (axutil_allocator_t *)malloc(sizeof(axutil_allocator_t));
memset(clone, 0, sizeof(axutil_allocator_t));
if(clone)
{
clone->malloc_fn = allocator->malloc_fn;
clone->realloc = allocator->realloc;
clone->free_fn = allocator->free_fn;
clone->current_pool = allocator->current_pool;
clone->global_pool = allocator->global_pool;
clone->local_pool = allocator->local_pool;
clone->global_pool_ref = 0;
return clone;
}
}
return NULL;
}
AXIS2_EXTERN void AXIS2_CALL
axutil_allocator_free(
axutil_allocator_t * allocator)
{
if(allocator)
{
allocator->free_fn(allocator, allocator);
}
return;
}
void *AXIS2_CALL
axutil_allocator_malloc_impl(
axutil_allocator_t * allocator,
size_t size)
{
return malloc(size);
}
void *AXIS2_CALL
axutil_allocator_realloc_impl(
axutil_allocator_t * allocator,
void *ptr,
size_t size)
{
return realloc(ptr, size);
}
void AXIS2_CALL
axutil_allocator_free_impl(
axutil_allocator_t * allocator,
void *ptr)
{
free(ptr);
}
AXIS2_EXTERN void AXIS2_CALL
axutil_allocator_switch_to_global_pool(
axutil_allocator_t * allocator)
{
if(!allocator)
return;
allocator->global_pool_ref++;
allocator->current_pool = allocator->global_pool;
return;
}
AXIS2_EXTERN void AXIS2_CALL
axutil_allocator_switch_to_local_pool(
axutil_allocator_t * allocator)
{
if(!allocator)
return;
if(allocator->global_pool_ref > 0)
{
allocator->global_pool_ref--;
}
if(allocator->global_pool_ref == 0)
{
allocator->current_pool = allocator->local_pool;
}
return;
}
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