| 1 | /* vi: set sw=4 ts=4: */
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| 2 | /* Copyright (C) 1991,92,95,96,97,98,99,2001 Free Software Foundation, Inc.
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| 3 | This file is part of the GNU C Library.
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| 4 |
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| 5 | The GNU C Library is free software; you can redistribute it and/or
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| 6 | modify it under the terms of the GNU Lesser General Public
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| 7 | License as published by the Free Software Foundation; either
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| 8 | version 2.1 of the License, or (at your option) any later version.
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| 9 |
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| 10 | The GNU C Library is distributed in the hope that it will be useful,
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| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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| 13 | Lesser General Public License for more details.
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| 14 |
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| 15 | You should have received a copy of the GNU Lesser General Public
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| 16 | License along with the GNU C Library; if not, write to the Free
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| 17 | Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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| 18 | 02111-1307 USA. */
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| 19 |
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| 20 | /*
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| 21 | * POSIX Standard: 9.2.2 User Database Access <pwd.h>
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| 22 | */
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| 23 |
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| 24 | #ifndef BB_PWD_H
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| 25 | #define BB_PWD_H 1
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| 26 |
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| 27 | PUSH_AND_SET_FUNCTION_VISIBILITY_TO_HIDDEN
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| 28 |
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| 29 | /* This file is #included after #include <pwd.h>
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| 30 | * We will use libc-defined structures, but will #define function names
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| 31 | * so that function calls are directed to bb_internal_XXX replacements
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| 32 | */
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| 33 |
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| 34 | #define setpwent bb_internal_setpwent
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| 35 | #define endpwent bb_internal_endpwent
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| 36 | #define getpwent bb_internal_getpwent
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| 37 | #define fgetpwent bb_internal_fgetpwent
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| 38 | #define putpwent bb_internal_putpwent
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| 39 | #define getpwuid bb_internal_getpwuid
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| 40 | #define getpwnam bb_internal_getpwnam
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| 41 | #define getpwent_r bb_internal_getpwent_r
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| 42 | #define getpwuid_r bb_internal_getpwuid_r
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| 43 | #define getpwnam_r bb_internal_getpwnam_r
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| 44 | #define fgetpwent_r bb_internal_fgetpwent_r
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| 45 |
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| 46 |
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| 47 | /* All function names below should be remapped by #defines above
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| 48 | * in order to not collide with libc names. */
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| 49 |
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| 50 |
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| 51 | /* Rewind the password-file stream. */
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| 52 | extern void setpwent(void);
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| 53 |
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| 54 | /* Close the password-file stream. */
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| 55 | extern void endpwent(void);
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| 56 |
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| 57 | #ifdef UNUSED_SINCE_WE_AVOID_STATIC_BUFS
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| 58 | /* Read an entry from the password-file stream, opening it if necessary. */
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| 59 | extern struct passwd *getpwent(void);
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| 60 |
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| 61 | /* Read an entry from STREAM. */
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| 62 | extern struct passwd *fgetpwent(FILE *__stream);
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| 63 |
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| 64 | /* Write the given entry onto the given stream. */
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| 65 | extern int putpwent(const struct passwd *__restrict __p,
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| 66 | FILE *__restrict __f);
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| 67 | #endif
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| 68 |
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| 69 | /* Search for an entry with a matching user ID. */
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| 70 | extern struct passwd *getpwuid(uid_t __uid);
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| 71 |
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| 72 | /* Search for an entry with a matching username. */
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| 73 | extern struct passwd *getpwnam(const char *__name);
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| 74 |
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| 75 | /* Reentrant versions of some of the functions above.
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| 76 |
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| 77 | PLEASE NOTE: the `getpwent_r' function is not (yet) standardized.
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| 78 | The interface may change in later versions of this library. But
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| 79 | the interface is designed following the principals used for the
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| 80 | other reentrant functions so the chances are good this is what the
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| 81 | POSIX people would choose. */
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| 82 |
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| 83 | extern int getpwent_r(struct passwd *__restrict __resultbuf,
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| 84 | char *__restrict __buffer, size_t __buflen,
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| 85 | struct passwd **__restrict __result);
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| 86 |
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| 87 | extern int getpwuid_r(uid_t __uid,
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| 88 | struct passwd *__restrict __resultbuf,
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| 89 | char *__restrict __buffer, size_t __buflen,
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| 90 | struct passwd **__restrict __result);
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| 91 |
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| 92 | extern int getpwnam_r(const char *__restrict __name,
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| 93 | struct passwd *__restrict __resultbuf,
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| 94 | char *__restrict __buffer, size_t __buflen,
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| 95 | struct passwd **__restrict __result);
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| 96 |
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| 97 | /* Read an entry from STREAM. This function is not standardized and
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| 98 | probably never will. */
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| 99 | extern int fgetpwent_r(FILE *__restrict __stream,
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| 100 | struct passwd *__restrict __resultbuf,
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| 101 | char *__restrict __buffer, size_t __buflen,
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| 102 | struct passwd **__restrict __result);
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| 103 |
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| 104 | POP_SAVED_FUNCTION_VISIBILITY
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| 105 |
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| 106 | #endif
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