lh | 9ed821d | 2023-04-07 01:36:19 -0700 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2018 The OpenSSL Project Authors. All Rights Reserved. |
| 3 | * |
| 4 | * Licensed under the OpenSSL license (the "License"). You may not use |
| 5 | * this file except in compliance with the License. You can obtain a copy |
| 6 | * in the file LICENSE in the source distribution or at |
| 7 | * https://www.openssl.org/source/license.html |
| 8 | */ |
| 9 | |
| 10 | #ifndef _GNU_SOURCE |
| 11 | # define _GNU_SOURCE |
| 12 | #endif |
| 13 | |
| 14 | #include <stdlib.h> |
| 15 | #include "internal/cryptlib.h" |
| 16 | |
| 17 | char *ossl_safe_getenv(const char *name) |
| 18 | { |
| 19 | #if defined(__GLIBC__) && defined(__GLIBC_PREREQ) |
| 20 | # if __GLIBC_PREREQ(2, 17) |
| 21 | # define SECURE_GETENV |
| 22 | return secure_getenv(name); |
| 23 | # endif |
| 24 | #endif |
| 25 | |
| 26 | #ifndef SECURE_GETENV |
| 27 | if (OPENSSL_issetugid()) |
| 28 | return NULL; |
| 29 | return getenv(name); |
| 30 | #endif |
| 31 | } |