3 * Copyright 2015 gRPC authors.
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
9 * http://www.apache.org/licenses/LICENSE-2.0
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.
19 #include <grpc/support/port_platform.h>
21 #include <grpc/support/alloc.h>
23 #include <grpc/support/log.h>
26 #include "src/core/lib/profiling/timers.h"
28 void* gpr_malloc(size_t size) {
29 GPR_TIMER_SCOPE("gpr_malloc", 0);
31 if (size == 0) return nullptr;
39 void* gpr_zalloc(size_t size) {
40 GPR_TIMER_SCOPE("gpr_zalloc", 0);
42 if (size == 0) return nullptr;
50 void gpr_free(void* p) {
51 GPR_TIMER_SCOPE("gpr_free", 0);
55 void* gpr_realloc(void* p, size_t size) {
56 GPR_TIMER_SCOPE("gpr_realloc", 0);
57 if ((size == 0) && (p == nullptr)) return nullptr;
65 void* gpr_malloc_aligned(size_t size, size_t alignment) {
66 GPR_ASSERT(((alignment - 1) & alignment) == 0); // Must be power of 2.
67 size_t extra = alignment - 1 + sizeof(void*);
68 void* p = gpr_malloc(size + extra);
69 void** ret = (void**)(((uintptr_t)p + extra) & ~(alignment - 1));
74 void gpr_free_aligned(void* ptr) { gpr_free((static_cast<void**>(ptr))[-1]); }