95 lines
2.6 KiB
C
95 lines
2.6 KiB
C
/* Copyright (C) 1991-2018 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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<http://www.gnu.org/licenses/>. */
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#include <errno.h>
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#include <nss.h>
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#include <stdio.h>
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#include <shadow.h>
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#define flockfile(s) _IO_flockfile (s)
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#define funlockfile(s) _IO_funlockfile (s)
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#define _S(x) x ? x : ""
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/* Write an entry to the given stream.
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This must know the format of the password file. */
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int
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putspent (const struct spwd *p, FILE *stream)
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{
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int errors = 0;
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if (p->sp_namp == NULL || !__nss_valid_field (p->sp_namp)
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|| !__nss_valid_field (p->sp_pwdp))
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{
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__set_errno (EINVAL);
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return -1;
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}
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flockfile (stream);
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if (fprintf (stream, "%s:%s:", p->sp_namp, _S (p->sp_pwdp)) < 0)
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++errors;
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if ((p->sp_lstchg != (long int) -1
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&& fprintf (stream, "%ld:", p->sp_lstchg) < 0)
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|| (p->sp_lstchg == (long int) -1
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&& putc_unlocked (':', stream) == EOF))
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++errors;
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if ((p->sp_min != (long int) -1
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&& fprintf (stream, "%ld:", p->sp_min) < 0)
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|| (p->sp_min == (long int) -1
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&& putc_unlocked (':', stream) == EOF))
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++errors;
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if ((p->sp_max != (long int) -1
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&& fprintf (stream, "%ld:", p->sp_max) < 0)
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|| (p->sp_max == (long int) -1
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&& putc_unlocked (':', stream) == EOF))
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++errors;
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if ((p->sp_warn != (long int) -1
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&& fprintf (stream, "%ld:", p->sp_warn) < 0)
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|| (p->sp_warn == (long int) -1
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&& putc_unlocked (':', stream) == EOF))
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++errors;
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if ((p->sp_inact != (long int) -1
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&& fprintf (stream, "%ld:", p->sp_inact) < 0)
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|| (p->sp_inact == (long int) -1
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&& putc_unlocked (':', stream) == EOF))
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++errors;
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if ((p->sp_expire != (long int) -1
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&& fprintf (stream, "%ld:", p->sp_expire) < 0)
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|| (p->sp_expire == (long int) -1
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&& putc_unlocked (':', stream) == EOF))
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++errors;
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if (p->sp_flag != ~0ul
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&& fprintf (stream, "%ld", p->sp_flag) < 0)
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++errors;
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if (putc_unlocked ('\n', stream) == EOF)
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++errors;
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funlockfile (stream);
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return errors ? -1 : 0;
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}
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