-/*
- * Copyright 1988 - 1994, Julianne Frances Haugh <jockgrrl@austin.rr.com>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. Neither the name of Julianne F. Haugh nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY JULIE HAUGH AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL JULIE HAUGH OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#ifndef _H_SHADOW
-#define _H_SHADOW
-
-
-#ifdef USE_SYSTEM_SHADOW
+/* vi: set sw=4 ts=4: */
+/* Copyright (C) 1996, 1997, 1998, 1999 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. */
+
+/* Declaration of types and functions for shadow password suite */
+
+#if !ENABLE_USE_BB_SHADOW
+
#include <shadow.h>
-#else
-/*
- * This information is not derived from AT&T licensed sources. Posted
- * to the USENET 11/88, and updated 11/90 with information from SVR4.
- *
- * $Id: shadow_.h,v 1.1 2002/06/23 04:24:20 andersen Exp $
- */
+#else
-typedef long sptime;
+#ifndef _SHADOW_H
+#define _SHADOW_H 1
-/*
- * Shadow password security file structure.
- */
+/* Paths to the user database files */
+#ifndef _PATH_SHADOW
+#define _PATH_SHADOW "/etc/shadow"
+#endif
+/* Structure of the password file */
struct spwd {
- char *sp_namp; /* login name */
- char *sp_pwdp; /* encrypted password */
- sptime sp_lstchg; /* date of last change */
- sptime sp_min; /* minimum number of days between changes */
- sptime sp_max; /* maximum number of days between changes */
- sptime sp_warn; /* number of days of warning before password
- expires */
- sptime sp_inact; /* number of days after password expires
- until the account becomes unusable. */
- sptime sp_expire; /* days since 1/1/70 until account expires */
- unsigned long sp_flag; /* reserved for future use */
+ char *sp_namp; /* Login name */
+ char *sp_pwdp; /* Encrypted password */
+ long int sp_lstchg; /* Date of last change */
+ long int sp_min; /* Minimum number of days between changes */
+ long int sp_max; /* Maximum number of days between changes */
+ long int sp_warn; /* Number of days to warn user to change the password */
+ long int sp_inact; /* Number of days the account may be inactive */
+ long int sp_expire; /* Number of days since 1970-01-01 until account expires */
+ unsigned long int sp_flag; /* Reserved */
};
-/*
- * Shadow password security file functions.
- */
-#include <stdio.h> /* for FILE */
+#define setspent bb_internal_setspent
+#define endspent bb_internal_endspent
+#define getspent bb_internal_getspent
+#define getspnam bb_internal_getspnam
+#define sgetspent bb_internal_sgetspent
+#define fgetspent bb_internal_fgetspent
+#define putspent bb_internal_putspent
+#define getspent_r bb_internal_getspent_r
+#define getspnam_r bb_internal_getspnam_r
+#define sgetspent_r bb_internal_sgetspent_r
+#define fgetspent_r bb_internal_fgetspent_r
+#define lckpwdf bb_internal_lckpwdf
+#define ulckpwdf bb_internal_ulckpwdf
-extern struct spwd *getspent(void);
-extern struct spwd *sgetspent(const char *);
-extern struct spwd *fgetspent(FILE *);
+
+/* All function names below should be remapped by #defines above
+ * in order to not collide with libc names.
+ * In theory it isn't necessary, but I saw weird interactions at link time.
+ * Let's play safe */
+
+
+/* Open database for reading */
extern void setspent(void);
+
+/* Close database */
extern void endspent(void);
-extern int putspent(const struct spwd *, FILE *);
-extern struct spwd *getspnam(const char *name);
-extern struct spwd *pwd_to_spwd(const struct passwd *pw);
-#endif /* USE_LOCAL_SHADOW */
+/* Get next entry from database, perhaps after opening the file */
+extern struct spwd *getspent(void);
+
+/* Get shadow entry matching NAME */
+extern struct spwd *getspnam(__const char *__name);
+
+/* Read shadow entry from STRING */
+extern struct spwd *sgetspent(__const char *__string);
+
+/* Read next shadow entry from STREAM */
+extern struct spwd *fgetspent(FILE *__stream);
+
+/* Write line containing shadow password entry to stream */
+extern int putspent(__const struct spwd *__p, FILE *__stream);
+
+/* Reentrant versions of some of the functions above */
+extern int getspent_r(struct spwd *__result_buf, char *__buffer,
+ size_t __buflen, struct spwd **__result);
+
+extern int getspnam_r(__const char *__name, struct spwd *__result_buf,
+ char *__buffer, size_t __buflen,
+ struct spwd **__result);
+
+extern int sgetspent_r(__const char *__string, struct spwd *__result_buf,
+ char *__buffer, size_t __buflen,
+ struct spwd **__result);
+
+extern int fgetspent_r(FILE *__stream, struct spwd *__result_buf,
+ char *__buffer, size_t __buflen,
+ struct spwd **__result);
+/* Protect password file against multi writers */
+extern int lckpwdf(void);
+
+/* Unlock password file */
+extern int ulckpwdf(void);
-#endif /* _H_SHADOW */
+#endif /* shadow.h */
+#endif
projects / oweals / busybox.git / blobdiff