summaryrefslogtreecommitdiff
path: root/include/pwd_.h
diff options
context:
space:
mode:
authorEric Andersen2004-07-15 12:53:49 +0000
committerEric Andersen2004-07-15 12:53:49 +0000
commit9615a08218caa63c4221a6b5922c628328e719d1 (patch)
tree863532a14dd40a1009cee3dac1dfa7fdd8bea653 /include/pwd_.h
parent837f058fb307e0bcf7b9ad4f02a44ea3047f427e (diff)
downloadbusybox-9615a08218caa63c4221a6b5922c628328e719d1.zip
busybox-9615a08218caa63c4221a6b5922c628328e719d1.tar.gz
Replace the old and somewhat buggy pwd_grp stuff with the shiny
new stuff mjn3 wrote for uClibc
Diffstat (limited to 'include/pwd_.h')
-rw-r--r--include/pwd_.h105
1 files changed, 85 insertions, 20 deletions
diff --git a/include/pwd_.h b/include/pwd_.h
index 3f081e8..7215120 100644
--- a/include/pwd_.h
+++ b/include/pwd_.h
@@ -1,11 +1,33 @@
-#ifndef __CONFIG_PWD_H
-#define __CONFIG_PWD_H
+/* Copyright (C) 1991,92,95,96,97,98,99,2001 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+/*
+ * POSIX Standard: 9.2.2 User Database Access <pwd.h>
+ */
#if !defined CONFIG_USE_BB_PWD_GRP
#include <pwd.h>
#else
+#ifndef _PWD_H
+#define _PWD_H 1
+
#include <sys/types.h>
#include <features.h>
#include <stdio.h>
@@ -13,29 +35,72 @@
/* The passwd structure. */
struct passwd
{
- char *pw_name; /* Username. */
- char *pw_passwd; /* Password. */
- uid_t pw_uid; /* User ID. */
- gid_t pw_gid; /* Group ID. */
- char *pw_gecos; /* Real name. */
- char *pw_dir; /* Home directory. */
- char *pw_shell; /* Shell program. */
+ char *pw_name; /* Username. */
+ char *pw_passwd; /* Password. */
+ uid_t pw_uid; /* User ID. */
+ gid_t pw_gid; /* Group ID. */
+ char *pw_gecos; /* Real name. */
+ char *pw_dir; /* Home directory. */
+ char *pw_shell; /* Shell program. */
};
-extern void setpwent __P ((void));
-extern void endpwent __P ((void));
-extern struct passwd * getpwent __P ((void));
-extern int putpwent __P ((__const struct passwd * __p, FILE * __f));
-extern int getpw __P ((uid_t uid, char *buf));
+/* Rewind the password-file stream. */
+extern void setpwent (void);
+
+/* Close the password-file stream. */
+extern void endpwent (void);
+
+/* Read an entry from the password-file stream, opening it if necessary. */
+extern struct passwd *getpwent (void);
+
+/* Read an entry from STREAM. */
+extern struct passwd *fgetpwent (FILE *__stream);
+
+/* Write the given entry onto the given stream. */
+extern int putpwent (__const struct passwd *__restrict __p,
+ FILE *__restrict __f);
+
+/* Search for an entry with a matching user ID. */
+extern struct passwd *getpwuid (uid_t __uid);
+
+/* Search for an entry with a matching username. */
+extern struct passwd *getpwnam (__const char *__name);
+
+/* Reentrant versions of some of the functions above.
+
+ PLEASE NOTE: the `getpwent_r' function is not (yet) standardized.
+ The interface may change in later versions of this library. But
+ the interface is designed following the principals used for the
+ other reentrant functions so the chances are good this is what the
+ POSIX people would choose. */
+
+extern int getpwent_r (struct passwd *__restrict __resultbuf,
+ char *__restrict __buffer, size_t __buflen,
+ struct passwd **__restrict __result);
+
+extern int getpwuid_r (uid_t __uid,
+ struct passwd *__restrict __resultbuf,
+ char *__restrict __buffer, size_t __buflen,
+ struct passwd **__restrict __result);
-extern struct passwd * fgetpwent __P ((FILE * file));
+extern int getpwnam_r (__const char *__restrict __name,
+ struct passwd *__restrict __resultbuf,
+ char *__restrict __buffer, size_t __buflen,
+ struct passwd **__restrict __result);
-extern struct passwd * getpwuid __P ((__const uid_t));
-extern struct passwd * getpwnam __P ((__const char *));
-extern struct passwd * __getpwent __P ((__const int passwd_fd));
+/* Read an entry from STREAM. This function is not standardized and
+ probably never will. */
+extern int fgetpwent_r (FILE *__restrict __stream,
+ struct passwd *__restrict __resultbuf,
+ char *__restrict __buffer, size_t __buflen,
+ struct passwd **__restrict __result);
-#endif /* USE_SYSTEM_PWD_GRP */
-#endif /* __CONFIG_PWD_H */
+/* Re-construct the password-file line for the given uid
+ in the given buffer. This knows the format that the caller
+ will expect, but this need not be the format of the password file. */
+extern int getpw (uid_t __uid, char *__buffer);
+#endif /* pwd.h */
+#endif