Abseil Common Libraries (C++) (grcp 依赖) https://abseil.io/
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/*
* Copyright 2017 The Abseil 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.
*/
/*
* C shims for the C++ malloc_hook.h. See malloc_hook.h for details
* on how to use these.
*/
#ifndef ABSL_BASE_INTERNAL_MALLOC_HOOK_C_H_
#define ABSL_BASE_INTERNAL_MALLOC_HOOK_C_H_
#include <stddef.h>
#include <stdint.h>
#include <sys/types.h>
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
typedef int (*MallocHook_GetStackTraceFn)(void**, int, int);
typedef void (*MallocHook_NewHook)(const void* ptr, size_t size);
typedef void (*MallocHook_DeleteHook)(const void* ptr);
typedef int64_t MallocHook_AllocHandle;
typedef struct {
/* See malloc_hook.h for documentation for this struct. */
MallocHook_AllocHandle handle;
size_t allocated_size;
double weight;
int stack_depth;
const void* stack;
} MallocHook_SampledAlloc;
typedef void (*MallocHook_SampledNewHook)(
const MallocHook_SampledAlloc* sampled_alloc);
typedef void (*MallocHook_SampledDeleteHook)(MallocHook_AllocHandle handle);
typedef void (*MallocHook_PreMmapHook)(const void* start, size_t size,
int protection, int flags, int fd,
off_t offset);
typedef void (*MallocHook_MmapHook)(const void* result, const void* start,
size_t size, int protection, int flags,
int fd, off_t offset);
typedef int (*MallocHook_MmapReplacement)(const void* start, size_t size,
int protection, int flags, int fd,
off_t offset, void** result);
typedef void (*MallocHook_MunmapHook)(const void* start, size_t size);
typedef int (*MallocHook_MunmapReplacement)(const void* start, size_t size,
int* result);
typedef void (*MallocHook_MremapHook)(const void* result, const void* old_addr,
size_t old_size, size_t new_size,
int flags, const void* new_addr);
typedef void (*MallocHook_PreSbrkHook)(ptrdiff_t increment);
typedef void (*MallocHook_SbrkHook)(const void* result, ptrdiff_t increment);
#ifdef __cplusplus
} /* extern "C" */
#endif /* __cplusplus */
#endif /* ABSL_BASE_INTERNAL_MALLOC_HOOK_C_H_ */