glibc/shadow/sgetspent_r.c

81 lines
2.5 KiB
C

/* Copyright (C) 1996 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 Library General Public License as
published by the Free Software Foundation; either version 2 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If
not, write to the Free Software Foundation, Inc., 675 Mass Ave,
Cambridge, MA 02139, USA. */
#include <ctype.h>
#include <shadow.h>
#include <stdio.h>
#include <string.h>
/* Define a line parsing function using the common code
used in the nss_files module. */
#define STRUCTURE spwd
#define ENTNAME spent
struct spent_data {};
/* Predicate which always returns false, needed below. */
#define FALSE(arg) 0
#include "../nss/nss_files/files-parse.c"
LINE_PARSER
(,
STRING_FIELD (result->sp_namp, ISCOLON, 0);
STRING_FIELD (result->sp_pwdp, ISCOLON, 0);
INT_FIELD (result->sp_lstchg, ISCOLON, 0, 10, (long int));
INT_FIELD (result->sp_min, ISCOLON, 0, 10, (long int));
INT_FIELD (result->sp_max, ISCOLON, 0, 10, (long int));
while (isspace (*line))
++line;
if (*line == '\0')
{
/* The old form. */
result->sp_warn = (long int) -1;
result->sp_inact = (long int) -1;
result->sp_expire = (long int) -1;
result->sp_flag = ~0ul;
}
else
{
INT_FIELD_MAYBE_NULL (result->sp_warn, ISCOLON, 0, 10, (long int),
(long int) -1);
INT_FIELD_MAYBE_NULL (result->sp_inact, ISCOLON, 0, 10, (long int),
(long int) -1);
INT_FIELD_MAYBE_NULL (result->sp_expire, ISCOLON, 0, 10, (long int),
(long int) -1);
if (*line != '\0')
INT_FIELD_MAYBE_NULL (result->sp_flag, FALSE, 0, 10,
(unsigned long int), ~0ul)
else
result->sp_flag = ~0ul;
}
)
/* Read one shadow entry from the given stream. */
int
__sgetspent_r (const char *string, struct spwd *resbuf, char *buffer,
size_t buflen, struct spwd **result)
{
*result = parse_line (strncpy (buffer, string, buflen), resbuf, NULL, 0)
? resbuf : NULL;
return *result == NULL ? errno : 0;
}
weak_alias (__sgetspent_r, sgetspent_r)