projects / thirdparty / glibc.git / blame
| Commit | Line | Data |
|---|---|---|
| 04277e02 | 1 | /* Copyright (C) 2008-2019 Free Software Foundation, Inc. |
| 4057dc45 UD |
2 | Contributed by Andreas Krebbel <Andreas.Krebbel@de.ibm.com>. |
| 3 | This file is part of the GNU C Library. | |
| 4 | ||
| 5 | The GNU C Library is free software; you can redistribute it and/or | |
| 6 | modify it under the terms of the GNU Lesser General Public | |
| 7 | License as published by the Free Software Foundation; either | |
| 8 | version 2.1 of the License, or (at your option) any later version. | |
| 9 | ||
| 10 | The GNU C Library is distributed in the hope that it will be useful, | |
| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 13 | Lesser General Public License for more details. | |
| 14 | ||
| 15 | You should have received a copy of the GNU Lesser General Public | |
| 59ba27a6 | 16 | License along with the GNU C Library; if not, see |
| 5a82c748 | 17 | <https://www.gnu.org/licenses/>. */ |
| 4057dc45 UD |
18 | |
| 19 | ||
| 20 | /* This file provides functions converting between the 32 and 64 bit | |
| 21 | struct utmp variants. */ | |
| 22 | ||
| 23 | #ifndef _UTMPX_CONVERT_H | |
| 24 | #define _UTMPX_CONVERT_H 1 | |
| 25 | ||
| 26 | #include <string.h> | |
| 27 | #include "utmpx32.h" | |
| 28 | ||
| 29 | /* Convert the 64 bit struct utmpx value in FROM to the 32 bit version | |
| 30 | returned in TO. */ | |
| 31 | static inline void | |
| 32 | utmpx_convert64to32 (const struct utmpx *from, struct utmpx32 *to) | |
| 33 | { | |
| 34 | #if _HAVE_UT_TYPE - 0 | |
| 35 | to->ut_type = from->ut_type; | |
| 36 | #endif | |
| 37 | #if _HAVE_UT_PID - 0 | |
| 38 | to->ut_pid = from->ut_pid; | |
| 39 | #endif | |
| 40 | memcpy (to->ut_line, from->ut_line, __UT_LINESIZE); | |
| 41 | memcpy (to->ut_user, from->ut_user, __UT_NAMESIZE); | |
| 42 | #if _HAVE_UT_ID - 0 | |
| 43 | memcpy (to->ut_id, from->ut_id, 4); | |
| 44 | #endif | |
| 45 | #if _HAVE_UT_HOST - 0 | |
| 46 | memcpy (to->ut_host, from->ut_host, __UT_HOSTSIZE); | |
| 47 | #endif | |
| 48 | to->ut_exit = from->ut_exit; | |
| 49 | to->ut_session = (int32_t) from->ut_session; | |
| 50 | #if _HAVE_UT_TV - 0 | |
| 51 | to->ut_tv.tv_sec = (int32_t) from->ut_tv.tv_sec; | |
| 52 | to->ut_tv.tv_usec = (int32_t) from->ut_tv.tv_usec; | |
| 53 | #endif | |
| 54 | memcpy (to->ut_addr_v6, from->ut_addr_v6, 4 * 4); | |
| 55 | } | |
| 56 | ||
| 57 | /* Convert the 32 bit struct utmpx value in FROM to the 64 bit version | |
| 58 | returned in TO. */ | |
| 59 | static inline void | |
| 60 | utmpx_convert32to64 (const struct utmpx32 *from, struct utmpx *to) | |
| 61 | { | |
| 62 | #if _HAVE_UT_TYPE - 0 | |
| 63 | to->ut_type = from->ut_type; | |
| 64 | #endif | |
| 65 | #if _HAVE_UT_PID - 0 | |
| 66 | to->ut_pid = from->ut_pid; | |
| 67 | #endif | |
| 68 | memcpy (to->ut_line, from->ut_line, __UT_LINESIZE); | |
| 69 | memcpy (to->ut_user, from->ut_user, __UT_NAMESIZE); | |
| 70 | #if _HAVE_UT_ID - 0 | |
| 71 | memcpy (to->ut_id, from->ut_id, 4); | |
| 72 | #endif | |
| 73 | #if _HAVE_UT_HOST - 0 | |
| 74 | memcpy (to->ut_host, from->ut_host, __UT_HOSTSIZE); | |
| 75 | #endif | |
| 76 | to->ut_exit = from->ut_exit; | |
| 77 | to->ut_session = (int64_t) from->ut_session; | |
| 78 | #if _HAVE_UT_TV - 0 | |
| 79 | to->ut_tv.tv_sec = (int64_t) from->ut_tv.tv_sec; | |
| 80 | to->ut_tv.tv_usec = (int64_t) from->ut_tv.tv_usec; | |
| 81 | #endif | |
| 82 | memcpy (to->ut_addr_v6, from->ut_addr_v6, 4 * 4); | |
| 83 | } | |
| 84 | ||
| 85 | #endif /* utmpx-convert.h */ |