Revision 6c23c726bb87b499f30a9ec9e91ea72433c83f21 authored by Hugo Landau on 12 February 2024, 13:17:01 UTC, committed by Hugo Landau on 21 March 2024, 17:59:01 UTC
Reviewed-by: Neil Horman <nhorman@openssl.org> Reviewed-by: Tomas Mraz <tomas@openssl.org> Reviewed-by: Tim Hudson <tjh@openssl.org> (Merged from https://github.com/openssl/openssl/pull/23551) (cherry picked from commit 9abcf116962e9a117717c751de93846f11da16cd)
1 parent 74447f8
uid.c
/*
* Copyright 2001-2023 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the Apache License 2.0 (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
#include <openssl/crypto.h>
#include <openssl/opensslconf.h>
#if defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_VXWORKS) || defined(OPENSSL_SYS_UEFI) || defined(__wasi__)
int OPENSSL_issetugid(void)
{
return 0;
}
#elif defined(__OpenBSD__) || (defined(__FreeBSD__) && __FreeBSD__ > 2) || defined(__DragonFly__) || (defined(__GLIBC__) && defined(__FreeBSD_kernel__))
# include <unistd.h>
int OPENSSL_issetugid(void)
{
return issetugid();
}
#else
# include <unistd.h>
# include <sys/types.h>
# if defined(__GLIBC__) && defined(__GLIBC_PREREQ)
# if __GLIBC_PREREQ(2, 16)
# include <sys/auxv.h>
# define OSSL_IMPLEMENT_GETAUXVAL
# endif
# elif defined(__ANDROID_API__)
/* see https://developer.android.google.cn/ndk/guides/cpu-features */
# if __ANDROID_API__ >= 18
# include <sys/auxv.h>
# define OSSL_IMPLEMENT_GETAUXVAL
# endif
# endif
int OPENSSL_issetugid(void)
{
# ifdef OSSL_IMPLEMENT_GETAUXVAL
return getauxval(AT_SECURE) != 0;
# else
return getuid() != geteuid() || getgid() != getegid();
# endif
}
#endif
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