| lh | 9ed821d | 2023-04-07 01:36:19 -0700 | [diff] [blame] | 1 | /* vi: set sw=4 ts=4: */ |
| 2 | /* Copyright (C) 1991,92,95,96,97,98,99,2001 Free Software Foundation, Inc. |
| 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 |
| 16 | License along with the GNU C Library; if not, write to the Free |
| 17 | Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
| 18 | 02111-1307 USA. */ |
| 19 | |
| 20 | /* |
| 21 | * POSIX Standard: 9.2.2 User Database Access <pwd.h> |
| 22 | */ |
| 23 | |
| 24 | #ifndef BB_PWD_H |
| 25 | #define BB_PWD_H 1 |
| 26 | |
| 27 | PUSH_AND_SET_FUNCTION_VISIBILITY_TO_HIDDEN |
| 28 | |
| 29 | /* This file is #included after #include <pwd.h> |
| 30 | * We will use libc-defined structures, but will #define function names |
| 31 | * so that function calls are directed to bb_internal_XXX replacements |
| 32 | */ |
| 33 | #undef endpwent |
| 34 | #define setpwent bb_internal_setpwent |
| 35 | #define endpwent bb_internal_endpwent |
| 36 | #define getpwent bb_internal_getpwent |
| 37 | #define fgetpwent bb_internal_fgetpwent |
| 38 | #define putpwent bb_internal_putpwent |
| 39 | #define getpwuid bb_internal_getpwuid |
| 40 | #define getpwnam bb_internal_getpwnam |
| 41 | #define getpwent_r bb_internal_getpwent_r |
| 42 | #define getpwuid_r bb_internal_getpwuid_r |
| 43 | #define getpwnam_r bb_internal_getpwnam_r |
| 44 | #define fgetpwent_r bb_internal_fgetpwent_r |
| 45 | |
| 46 | |
| 47 | /* All function names below should be remapped by #defines above |
| 48 | * in order to not collide with libc names. */ |
| 49 | |
| 50 | |
| 51 | /* Rewind the password-file stream. */ |
| 52 | extern void setpwent(void); |
| 53 | |
| 54 | /* Close the password-file stream. */ |
| 55 | extern void endpwent(void); |
| 56 | |
| 57 | #ifdef UNUSED_SINCE_WE_AVOID_STATIC_BUFS |
| 58 | /* Read an entry from the password-file stream, opening it if necessary. */ |
| 59 | extern struct passwd *getpwent(void); |
| 60 | |
| 61 | /* Read an entry from STREAM. */ |
| 62 | extern struct passwd *fgetpwent(FILE *__stream); |
| 63 | |
| 64 | /* Write the given entry onto the given stream. */ |
| 65 | extern int putpwent(const struct passwd *__restrict __p, |
| 66 | FILE *__restrict __f); |
| 67 | #endif |
| 68 | |
| 69 | /* Search for an entry with a matching user ID. */ |
| 70 | extern struct passwd *getpwuid(uid_t __uid); |
| 71 | |
| 72 | /* Search for an entry with a matching username. */ |
| 73 | extern struct passwd *getpwnam(const char *__name); |
| 74 | |
| 75 | /* Reentrant versions of some of the functions above. |
| 76 | |
| 77 | PLEASE NOTE: the `getpwent_r' function is not (yet) standardized. |
| 78 | The interface may change in later versions of this library. But |
| 79 | the interface is designed following the principals used for the |
| 80 | other reentrant functions so the chances are good this is what the |
| 81 | POSIX people would choose. */ |
| 82 | |
| 83 | extern int getpwent_r(struct passwd *__restrict __resultbuf, |
| 84 | char *__restrict __buffer, size_t __buflen, |
| 85 | struct passwd **__restrict __result); |
| 86 | |
| 87 | extern int getpwuid_r(uid_t __uid, |
| 88 | struct passwd *__restrict __resultbuf, |
| 89 | char *__restrict __buffer, size_t __buflen, |
| 90 | struct passwd **__restrict __result); |
| 91 | |
| 92 | extern int getpwnam_r(const char *__restrict __name, |
| 93 | struct passwd *__restrict __resultbuf, |
| 94 | char *__restrict __buffer, size_t __buflen, |
| 95 | struct passwd **__restrict __result); |
| 96 | |
| 97 | /* Read an entry from STREAM. This function is not standardized and |
| 98 | probably never will. */ |
| 99 | extern int fgetpwent_r(FILE *__restrict __stream, |
| 100 | struct passwd *__restrict __resultbuf, |
| 101 | char *__restrict __buffer, size_t __buflen, |
| 102 | struct passwd **__restrict __result); |
| 103 | |
| 104 | POP_SAVED_FUNCTION_VISIBILITY |
| 105 | |
| 106 | #endif |