1 /*
2  * Copyright (C) 2023 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #include "mbedtls_memory.h"
18 
19 #include <stdint.h>
20 #include <string.h>
21 #include "chre/platform/memory.h"
22 
mbedtlsMemoryCalloc(size_t nItems,size_t itemSize)23 void *mbedtlsMemoryCalloc(size_t nItems, size_t itemSize) {
24   if (nItems == 0 || itemSize == 0 || SIZE_MAX / nItems < itemSize) {
25     return nullptr;
26   }
27   size_t totalSize = nItems * itemSize;
28   void *ptr = chre::memoryAlloc(totalSize);
29   if (ptr != nullptr) {
30     memset(ptr, 0, totalSize);
31   }
32   return ptr;
33 }
34 
mbedtlsMemoryFree(void * ptr)35 void mbedtlsMemoryFree(void *ptr) {
36   chre::memoryFree(ptr);
37 }