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104 lines
3.0 KiB
C
104 lines
3.0 KiB
C
/* Copyright (C) 1996-2023 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#include <ctype.h>
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#include <errno.h>
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#include <shadow.h>
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#include <stdio.h>
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#include <string.h>
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/* Define a line parsing function using the common code
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used in the nss_files module. */
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#define STRUCTURE spwd
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#define ENTNAME spent
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struct spent_data {};
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/* Predicate which always returns false, needed below. */
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#define FALSEP(arg) 0
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#include <nss/nss_files/files-parse.c>
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LINE_PARSER
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(,
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STRING_FIELD (result->sp_namp, ISCOLON, 0);
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if (line[0] == '\0'
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&& (result->sp_namp[0] == '+' || result->sp_namp[0] == '-'))
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{
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result->sp_pwdp = NULL;
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result->sp_lstchg = 0;
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result->sp_min = 0;
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result->sp_max = 0;
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result->sp_warn = -1l;
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result->sp_inact = -1l;
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result->sp_expire = -1l;
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result->sp_flag = ~0ul;
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}
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else
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{
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STRING_FIELD (result->sp_pwdp, ISCOLON, 0);
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INT_FIELD_MAYBE_NULL (result->sp_lstchg, ISCOLON, 0, 10, (long int) (int),
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(long int) -1);
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INT_FIELD_MAYBE_NULL (result->sp_min, ISCOLON, 0, 10, (long int) (int),
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(long int) -1);
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INT_FIELD_MAYBE_NULL (result->sp_max, ISCOLON, 0, 10, (long int) (int),
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(long int) -1);
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while (isspace (*line))
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++line;
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if (*line == '\0')
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{
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/* The old form. */
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result->sp_warn = -1l;
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result->sp_inact = -1l;
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result->sp_expire = -1l;
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result->sp_flag = ~0ul;
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}
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else
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{
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INT_FIELD_MAYBE_NULL (result->sp_warn, ISCOLON, 0, 10,
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(long int) (int), (long int) -1);
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INT_FIELD_MAYBE_NULL (result->sp_inact, ISCOLON, 0, 10,
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(long int) (int), (long int) -1);
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INT_FIELD_MAYBE_NULL (result->sp_expire, ISCOLON, 0, 10,
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(long int) (int), (long int) -1);
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if (*line != '\0')
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INT_FIELD_MAYBE_NULL (result->sp_flag, FALSEP, 0, 10,
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(unsigned long int), ~0ul)
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else
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result->sp_flag = ~0ul;
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}
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}
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)
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/* Read one shadow entry from the given stream. */
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int
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__sgetspent_r (const char *string, struct spwd *resbuf, char *buffer,
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size_t buflen, struct spwd **result)
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{
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buffer[buflen - 1] = '\0';
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char *sp = strncpy (buffer, string, buflen);
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if (buffer[buflen - 1] != '\0')
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return ERANGE;
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int parse_result = parse_line (sp, resbuf, NULL, 0, &errno);
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*result = parse_result > 0 ? resbuf : NULL;
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return *result == NULL ? errno : 0;
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}
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weak_alias (__sgetspent_r, sgetspent_r)
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