1 /****************************************************************************** 2 * 3 * Copyright (C) 2014 Google, Inc. 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at: 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 * 17 ******************************************************************************/ 18 19 #pragma once 20 21 #include <stddef.h> 22 #include <stdlib.h> 23 24 typedef void *(*alloc_fn)(size_t size); 25 typedef void (*free_fn)(void *ptr); 26 27 typedef struct { 28 alloc_fn alloc; 29 free_fn free; 30 } allocator_t; 31 32 // allocator_t abstractions for the osi_*alloc and osi_free functions 33 extern const allocator_t allocator_malloc; 34 extern const allocator_t allocator_calloc; 35 36 char *osi_strdup(const char *str); 37 38 void *osi_malloc(size_t size); 39 void *osi_calloc(size_t size); 40 void osi_free(void *ptr); 41