| xf.li | bfc6e71 | 2025-02-07 01:54:34 -0800 | [diff] [blame^] | 1 | /* vi: set sw=4 ts=4: */ |
| 2 | /* |
| 3 | * getresuid() for uClibc |
| 4 | * |
| 5 | * Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org> |
| 6 | * |
| 7 | * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. |
| 8 | */ |
| 9 | |
| 10 | #include <sys/syscall.h> |
| 11 | #ifdef __USE_GNU |
| 12 | #include <unistd.h> |
| 13 | |
| 14 | #if defined(__NR_getresuid32) |
| 15 | # undef __NR_getresuid |
| 16 | # define __NR_getresuid __NR_getresuid32 |
| 17 | _syscall3(int, getresuid, uid_t *, ruid, uid_t *, euid, uid_t *, suid) |
| 18 | |
| 19 | #elif defined(__NR_getresuid) |
| 20 | # define __NR___syscall_getresuid __NR_getresuid |
| 21 | static __inline__ _syscall3(int, __syscall_getresuid, __kernel_uid_t *, ruid, |
| 22 | __kernel_uid_t *, euid, __kernel_uid_t *, suid) |
| 23 | |
| 24 | int getresuid(uid_t * ruid, uid_t * euid, uid_t * suid) |
| 25 | { |
| 26 | int result; |
| 27 | __kernel_uid_t k_ruid, k_euid, k_suid; |
| 28 | |
| 29 | result = __syscall_getresuid(&k_ruid, &k_euid, &k_suid); |
| 30 | if (result == 0) { |
| 31 | *ruid = (uid_t) k_ruid; |
| 32 | *euid = (uid_t) k_euid; |
| 33 | *suid = (uid_t) k_suid; |
| 34 | } |
| 35 | return result; |
| 36 | } |
| 37 | #endif |
| 38 | #endif |