| Gilles Peskine | cf4fe58 | 2023-07-20 19:00:15 +0200 | [diff] [blame] | 1 | /* mbedtls_config.h modifier that forces calloc(0) to return NULL. |
| Gilles Peskine | c4ef7a9 | 2019-09-17 19:04:38 +0200 | [diff] [blame] | 2 | * Used for testing. |
| 3 | */ |
| 4 | /* |
| Bence Szépkúti | 1e14827 | 2020-08-07 13:07:28 +0200 | [diff] [blame] | 5 | * Copyright The Mbed TLS Contributors |
| Dave Rodgman | 16799db | 2023-11-02 19:47:20 +0000 | [diff] [blame] | 6 | * SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later |
| Gilles Peskine | c4ef7a9 | 2019-09-17 19:04:38 +0200 | [diff] [blame] | 7 | */ |
| 8 | |
| Gilles Peskine | c4ef7a9 | 2019-09-17 19:04:38 +0200 | [diff] [blame] | 9 | #include <stdlib.h> |
| Daniel Axtens | 09e34b7 | 2021-09-30 17:19:34 +1000 | [diff] [blame] | 10 | |
| 11 | #ifndef MBEDTLS_PLATFORM_STD_CALLOC |
| Gilles Peskine | 449bd83 | 2023-01-11 14:50:10 +0100 | [diff] [blame] | 12 | static inline void *custom_calloc(size_t nmemb, size_t size) |
| Gilles Peskine | c4ef7a9 | 2019-09-17 19:04:38 +0200 | [diff] [blame] | 13 | { |
| Gilles Peskine | 449bd83 | 2023-01-11 14:50:10 +0100 | [diff] [blame] | 14 | if (nmemb == 0 || size == 0) { |
| 15 | return NULL; |
| 16 | } |
| 17 | return calloc(nmemb, size); |
| Gilles Peskine | c4ef7a9 | 2019-09-17 19:04:38 +0200 | [diff] [blame] | 18 | } |
| 19 | |
| 20 | #define MBEDTLS_PLATFORM_MEMORY |
| 21 | #define MBEDTLS_PLATFORM_STD_CALLOC custom_calloc |
| Daniel Axtens | 09e34b7 | 2021-09-30 17:19:34 +1000 | [diff] [blame] | 22 | #endif |