You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
69 lines
2.3 KiB
69 lines
2.3 KiB
/*
|
|
*
|
|
* Copyright 2015 gRPC authors.
|
|
*
|
|
* 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.
|
|
*
|
|
*/
|
|
|
|
#ifndef GRPC_SUPPORT_ALLOC_H
|
|
#define GRPC_SUPPORT_ALLOC_H
|
|
|
|
#include <grpc/support/port_platform.h>
|
|
|
|
#include <stddef.h>
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
typedef struct gpr_allocation_functions {
|
|
void* (*malloc_fn)(size_t size);
|
|
void* (*zalloc_fn)(size_t size); /** if NULL, uses malloc_fn then memset */
|
|
void* (*realloc_fn)(void* ptr, size_t size);
|
|
void (*free_fn)(void* ptr);
|
|
} gpr_allocation_functions;
|
|
|
|
/** malloc.
|
|
* If size==0, always returns NULL. Otherwise this function never returns NULL.
|
|
* The pointer returned is suitably aligned for any kind of variable it could
|
|
* contain.
|
|
*/
|
|
GPRAPI void* gpr_malloc(size_t size);
|
|
/** like malloc, but zero all bytes before returning them */
|
|
GPRAPI void* gpr_zalloc(size_t size);
|
|
/** free */
|
|
GPRAPI void gpr_free(void* ptr);
|
|
/** realloc, never returns NULL */
|
|
GPRAPI void* gpr_realloc(void* p, size_t size);
|
|
/** aligned malloc, never returns NULL, will align to alignment, which
|
|
* must be a power of 2. */
|
|
GPRAPI void* gpr_malloc_aligned(size_t size, size_t alignment);
|
|
/** free memory allocated by gpr_malloc_aligned */
|
|
GPRAPI void gpr_free_aligned(void* ptr);
|
|
|
|
/** Request the family of allocation functions in \a functions be used. NOTE
|
|
* that this request will be honored in a *best effort* basis and that no
|
|
* guarantees are made about the default functions (eg, malloc) being called.
|
|
* The functions.free_fn implementation must be a no-op for NULL input. */
|
|
GPRAPI void gpr_set_allocation_functions(gpr_allocation_functions functions);
|
|
|
|
/** Return the family of allocation functions currently in effect. */
|
|
GPRAPI gpr_allocation_functions gpr_get_allocation_functions(void);
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif /* GRPC_SUPPORT_ALLOC_H */
|