| /* |
| * 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) |
| { |
| if (allocator) |
| return malloc(size); |
| return NULL; |
| } |
| |
| void *AXIS2_CALL |
| axutil_allocator_realloc_impl( |
| axutil_allocator_t * allocator, |
| void *ptr, |
| size_t size) |
| { |
| if (allocator) |
| return realloc(ptr, size); |
| return NULL; |
| } |
| |
| void AXIS2_CALL |
| axutil_allocator_free_impl( |
| axutil_allocator_t * allocator, |
| void *ptr) |
| { |
| if (allocator && ptr) |
| free(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) |
| { |
| axutil_allocator_t* clone = NULL; |
| |
| if (allocator) |
| { |
| clone = (axutil_allocator_t *)malloc(sizeof(axutil_allocator_t)); |
| if (clone) |
| { |
| memset(clone, 0, sizeof(axutil_allocator_t)); |
| |
| 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; |
| } |
| |
| AXIS2_EXTERN void AXIS2_CALL |
| axutil_allocator_free( |
| axutil_allocator_t * allocator) |
| { |
| if (allocator) |
| allocator->free_fn(allocator, allocator); |
| |
| return; |
| } |
| |
| AXIS2_EXTERN void AXIS2_CALL |
| axutil_allocator_switch_to_global_pool( |
| axutil_allocator_t * allocator) |
| { |
| if (allocator) |
| { |
| allocator->global_pool_ref++; |
| allocator->current_pool = allocator->global_pool; |
| } |
| } |
| |
| AXIS2_EXTERN void AXIS2_CALL |
| axutil_allocator_switch_to_local_pool( |
| axutil_allocator_t * allocator) |
| { |
| if (allocator) |
| { |
| if (allocator->global_pool_ref > 0) |
| allocator->global_pool_ref--; |
| |
| if (allocator->global_pool_ref == 0) |
| allocator->current_pool = allocator->local_pool; |
| } |
| } |
| |