| 1 | /* Copyright (C) 1991,92,95,96,97,98,99,2001 Free Software Foundation, Inc.
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| 2 | This file is part of the GNU C Library.
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| 3 |
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| 4 | The GNU C Library is free software; you can redistribute it and/or
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| 5 | modify it under the terms of the GNU Lesser General Public
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| 6 | License as published by the Free Software Foundation; either
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| 7 | version 2.1 of the License, or (at your option) any later version.
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| 8 |
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| 9 | The GNU C Library is distributed in the hope that it will be useful,
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| 10 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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| 12 | Lesser General Public License for more details.
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| 13 |
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| 14 | You should have received a copy of the GNU Lesser General Public
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| 15 | License along with the GNU C Library; if not, write to the Free
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| 16 | Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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| 17 | 02111-1307 USA. */
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| 18 |
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| 19 | /*
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| 20 | * POSIX Standard: 9.2.2 User Database Access <pwd.h>
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| 21 | */
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| 22 |
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| 23 | #if !defined CONFIG_USE_BB_PWD_GRP
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| 24 | #include <pwd.h>
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| 25 |
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| 26 | #else
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| 27 |
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| 28 | #ifndef _PWD_H
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| 29 | #define _PWD_H 1
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| 30 |
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| 31 | #include <sys/types.h>
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| 32 | #include <features.h>
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| 33 | #include <stdio.h>
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| 34 |
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| 35 | /* The passwd structure. */
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| 36 | struct passwd
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| 37 | {
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| 38 | char *pw_name; /* Username. */
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| 39 | char *pw_passwd; /* Password. */
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| 40 | uid_t pw_uid; /* User ID. */
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| 41 | gid_t pw_gid; /* Group ID. */
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| 42 | char *pw_gecos; /* Real name. */
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| 43 | char *pw_dir; /* Home directory. */
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| 44 | char *pw_shell; /* Shell program. */
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| 45 | };
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| 46 |
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| 47 |
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| 48 | /* Rewind the password-file stream. */
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| 49 | extern void setpwent (void);
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| 50 |
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| 51 | /* Close the password-file stream. */
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| 52 | extern void endpwent (void);
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| 53 |
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| 54 | /* Read an entry from the password-file stream, opening it if necessary. */
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| 55 | extern struct passwd *getpwent (void);
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| 56 |
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| 57 | /* Read an entry from STREAM. */
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| 58 | extern struct passwd *fgetpwent (FILE *__stream);
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| 59 |
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| 60 | /* Write the given entry onto the given stream. */
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| 61 | extern int putpwent (__const struct passwd *__restrict __p,
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| 62 | FILE *__restrict __f);
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| 63 |
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| 64 | /* Search for an entry with a matching user ID. */
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| 65 | extern struct passwd *getpwuid (uid_t __uid);
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| 66 |
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| 67 | /* Search for an entry with a matching username. */
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| 68 | extern struct passwd *getpwnam (__const char *__name);
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| 69 |
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| 70 | /* Reentrant versions of some of the functions above.
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| 71 |
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| 72 | PLEASE NOTE: the `getpwent_r' function is not (yet) standardized.
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| 73 | The interface may change in later versions of this library. But
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| 74 | the interface is designed following the principals used for the
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| 75 | other reentrant functions so the chances are good this is what the
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| 76 | POSIX people would choose. */
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| 77 |
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| 78 | extern int getpwent_r (struct passwd *__restrict __resultbuf,
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| 79 | char *__restrict __buffer, size_t __buflen,
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| 80 | struct passwd **__restrict __result);
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| 81 |
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| 82 | extern int getpwuid_r (uid_t __uid,
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| 83 | 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 getpwnam_r (__const char *__restrict __name,
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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 |
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| 93 | /* Read an entry from STREAM. This function is not standardized and
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| 94 | probably never will. */
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| 95 | extern int fgetpwent_r (FILE *__restrict __stream,
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| 96 | struct passwd *__restrict __resultbuf,
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| 97 | char *__restrict __buffer, size_t __buflen,
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| 98 | struct passwd **__restrict __result);
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| 99 |
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| 100 | /* Re-construct the password-file line for the given uid
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| 101 | in the given buffer. This knows the format that the caller
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| 102 | will expect, but this need not be the format of the password file. */
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| 103 | extern int getpw (uid_t __uid, char *__buffer);
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| 104 |
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| 105 | #endif /* pwd.h */
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| 106 | #endif
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