From 23457259675d4a21f6840a30e2b41014540eab2d Mon Sep 17 00:00:00 2001 From: David McCullough Date: Thu, 17 Jan 2002 06:26:05 +0000 Subject: * Added /etc/shadow support (Config selectable) * Moved some file paths from code into --- libc/pwd_grp/spent.c | 71 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 71 insertions(+) create mode 100644 libc/pwd_grp/spent.c (limited to 'libc/pwd_grp/spent.c') diff --git a/libc/pwd_grp/spent.c b/libc/pwd_grp/spent.c new file mode 100644 index 000000000..196a952bd --- /dev/null +++ b/libc/pwd_grp/spent.c @@ -0,0 +1,71 @@ +/* + * spent.c - Based on pwent.c + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This 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 + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this library; if not, write to the Free + * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + * + */ + +#include +#include +#include +#include +#include + +/* + * setspent(), endspent(), and getspent() are included in the same object + * file, since one cannot be used without the other two, so it makes sense to + * link them all in together. + */ + +#define PWD_BUFFER_SIZE 256 + +/* file descriptor for the password file currently open */ +static int spwd_fd = -1; + +void setspent(void) +{ + if (spwd_fd != -1) + close(spwd_fd); + + spwd_fd = open(_PATH_SHADOW, O_RDONLY); +} + +void endspent(void) +{ + if (spwd_fd != -1) + close(spwd_fd); + spwd_fd = -1; +} + +int getspent_r (struct spwd *spwd, char *buff, + size_t buflen, struct spwd **crap) +{ + if (spwd_fd != -1 && __getspent_r(spwd, buff, buflen, spwd_fd) != -1) { + return 0; + } + return -1; +} + +struct spwd *getspent(void) +{ + static char line_buff[PWD_BUFFER_SIZE]; + static struct spwd spwd; + + if (getspent_r(&spwd, line_buff, PWD_BUFFER_SIZE, NULL) != -1) { + return &spwd; + } + return NULL; +} + -- cgit v1.2.3