lcl_pw.c revision 9525b14bcdeb5b5f6f95ab27c2f48f18bd2ec829
/*
* Copyright (c) 1989, 1993, 1995
* The Regents of the University of California. 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
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University 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 THE REGENTS 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 THE REGENTS 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.
*/
/*
* Copyright (c) 2004 by Internet Systems Consortium, Inc. ("ISC")
* Portions Copyright (c) 1996,1999 by Internet Software Consortium.
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
* OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#endif /* LIBC_SCCS and not lint */
/* Extern */
#include "port_before.h"
#ifndef WANT_IRS_PW
static int __bind_irs_pw_unneeded;
#else
#include <resolv.h>
#include <db.h>
#include <errno.h>
#include <fcntl.h>
#include <limits.h>
#include <pwd.h>
#include <stdlib.h>
#include <string.h>
#include <syslog.h>
#include <utmp.h>
#include <unistd.h>
#include <isc/memcluster.h>
#include <irs.h>
#include "port_after.h"
#include "irs_p.h"
#include "lcl_p.h"
/*! \file
* \brief
* The lookup techniques and data extraction code here must be kept
* in sync with that in `pwd_mkdb'.
*/
/* Types */
struct pvt {
int pw_keynum; /*%< key counter */
int warned;
char * line;
};
/* Forward */
static void pw_minimize(struct irs_pw *);
/* Public */
struct irs_pw *
return (NULL);
}
return (NULL);
}
return (pw);
}
/* Methods */
static void
}
}
static struct passwd *
return (NULL);
bf[0] = _PW_KEYBYNUM;
}
static struct passwd *
return (NULL);
bf[0] = _PW_KEYBYNAME;
}
static struct passwd *
return (NULL);
bf[0] = _PW_KEYBYUID;
}
static void
}
static void
}
}
/* Private. */
static int
const char *p;
return (1);
else
}
return (1);
}
return (0);
}
static int
char *p, *t, *l;
return (0);
if (p == NULL) {
return (0);
}
}
}
/* THIS CODE MUST MATCH THAT IN pwd_mkdb. */
do if (t >= l) return (0); while ((*t++ = *p++) != '\0')
#define SCALAR(v) if (t + sizeof v >= l) return (0); else \
(memmove(&(v), p, sizeof v), p += sizeof v)
return (1);
}
#endif /* WANT_IRS_PW */