| /* |
| * |
| * 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. |
| * |
| */ |
| |
| #include <string.h> |
| |
| #include <grpc/support/alloc.h> |
| #include <grpc/support/log.h> |
| |
| #include "test/core/util/test_config.h" |
| |
| static void* fake_malloc(size_t size) { return (void*)size; } |
| |
| static void* fake_realloc(void* addr, size_t size) { return (void*)size; } |
| |
| static void fake_free(void* addr) { |
| *(static_cast<intptr_t*>(addr)) = static_cast<intptr_t>(0xdeadd00d); |
| } |
| |
| static void test_custom_allocs() { |
| const gpr_allocation_functions default_fns = gpr_get_allocation_functions(); |
| intptr_t addr_to_free = 0; |
| char* i; |
| gpr_allocation_functions fns = {fake_malloc, nullptr, fake_realloc, |
| fake_free}; |
| |
| gpr_set_allocation_functions(fns); |
| GPR_ASSERT((void*)(size_t)0xdeadbeef == gpr_malloc(0xdeadbeef)); |
| GPR_ASSERT((void*)(size_t)0xcafed00d == gpr_realloc(nullptr, 0xcafed00d)); |
| |
| gpr_free(&addr_to_free); |
| GPR_ASSERT(addr_to_free == (intptr_t)0xdeadd00d); |
| |
| /* Restore and check we don't get funky values and that we don't leak */ |
| gpr_set_allocation_functions(default_fns); |
| GPR_ASSERT((void*)sizeof(*i) != |
| (i = static_cast<char*>(gpr_malloc(sizeof(*i))))); |
| GPR_ASSERT((void*)2 != (i = static_cast<char*>(gpr_realloc(i, 2)))); |
| gpr_free(i); |
| } |
| |
| static void test_malloc_aligned() { |
| for (size_t size = 1; size <= 256; ++size) { |
| void* ptr = gpr_malloc_aligned(size, 16); |
| GPR_ASSERT(ptr != nullptr); |
| GPR_ASSERT(((intptr_t)ptr & 0xf) == 0); |
| memset(ptr, 0, size); |
| gpr_free_aligned(ptr); |
| } |
| } |
| |
| int main(int argc, char** argv) { |
| grpc_test_init(argc, argv); |
| test_custom_allocs(); |
| test_malloc_aligned(); |
| return 0; |
| } |