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/*
Unix SMB/Netbios implementation.
Version 1.9.
Password and authentication handling
Copyright (C) Jeremy Allison 1996-1998
Copyright (C) Luke Kenneth Casson Leighton 1996-1998
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "includes.h"
#include "nterr.h"
extern int DEBUGLEVEL;
/*
* NOTE. All these functions are abstracted into a structure
* that points to the correct function for the selected database. JRA.
*
* the API does NOT fill in the gaps if you set an API function
* to NULL: it will deliberately attempt to call the NULL function.
*
*/
static struct passgrp_ops *pwgrp_ops = NULL;
/***************************************************************
Initialise the passgrp operations.
***************************************************************/
BOOL initialise_passgrp_db(void)
{
if (pwgrp_ops)
{
return True;
}
#ifdef WITH_NISPLUS
pwgrp_ops = nisplus_initialise_password_grp();
#elif defined(WITH_LDAP)
pwgrp_ops = ldap_initialise_password_grp();
#elif defined(USE_SMBUNIX_DB)
pwgrp_ops = unix_initialise_password_grp();
#elif defined(USE_SMBPASS_DB)
pwgrp_ops = file_initialise_password_grp();
#endif
return (pwgrp_ops != NULL);
}
/*
* Functions that return/manipulate a struct smb_passwd.
*/
/************************************************************************
Utility function to search smb passwd by rid.
*************************************************************************/
struct smb_passwd *iterate_getsmbgrprid(uint32 user_rid,
uint32 **grps, int *num_grps,
uint32 **alss, int *num_alss)
{
struct smb_passwd *pwd = NULL;
void *fp = NULL;
DEBUG(10, ("search by user_rid: 0x%x\n", user_rid));
/* Open the smb password database - not for update. */
fp = startsmbgrpent(False);
if (fp == NULL)
{
DEBUG(0, ("unable to open smb passgrp database.\n"));
return NULL;
}
while ((pwd = getsmbgrpent(fp, grps, num_grps, alss, num_alss)) != NULL && pwd->user_rid != user_rid)
;
if (pwd != NULL)
{
DEBUG(10, ("found by user_rid: 0x%x\n", user_rid));
}
endsmbgrpent(fp);
return pwd;
}
/************************************************************************
Utility function to search smb passwd by uid. use this if your database
does not have search facilities.
*************************************************************************/
struct smb_passwd *iterate_getsmbgrpuid(uid_t unix_uid,
uint32 **grps, int *num_grps,
uint32 **alss, int *num_alss)
{
struct smb_passwd *pwd = NULL;
void *fp = NULL;
DEBUG(10, ("search by unix_uid: %x\n", (int)unix_uid));
/* Open the smb password database - not for update. */
fp = startsmbgrpent(False);
if (fp == NULL)
{
DEBUG(0, ("unable to open smb passgrp database.\n"));
return NULL;
}
while ((pwd = getsmbgrpent(fp, grps, num_grps, alss, num_alss)) != NULL && pwd->unix_uid != unix_uid)
;
if (pwd != NULL)
{
DEBUG(10, ("found by unix_uid: %x\n", (int)unix_uid));
}
endsmbgrpent(fp);
return pwd;
}
/************************************************************************
Utility function to search smb passwd by name. use this if your database
does not have search facilities.
*************************************************************************/
struct smb_passwd *iterate_getsmbgrpntnam(const char *nt_name,
uint32 **grps, int *num_grps,
uint32 **alss, int *num_alss)
{
struct smb_passwd *pwd = NULL;
fstring name;
void *fp = NULL;
fstrcpy(name, nt_name);
DEBUG(10, ("search by name: %s\n", name));
/* Open the passgrp file - not for update. */
fp = startsmbgrpent(False);
if (fp == NULL)
{
DEBUG(0, ("unable to open smb passgrp database.\n"));
return NULL;
}
while ((pwd = getsmbgrpent(fp, grps, num_grps, alss, num_alss)) != NULL && !strequal(pwd->nt_name, name))
;
if (pwd != NULL)
{
DEBUG(10, ("found by name: %s\n", name));
}
endsmbgrpent(fp);
return pwd;
}
/***************************************************************
Start to enumerate the smb or sam passwd list. Returns a void pointer
to ensure no modification outside this module.
Note that currently it is being assumed that a pointer returned
from this function may be used to enumerate struct sam_passwd
entries as well as struct smb_passwd entries. This may need
to change. JRA.
****************************************************************/
void *startsmbgrpent(BOOL update)
{
return pwgrp_ops->startsmbgrpent(update);
}
/***************************************************************
End enumeration of the smb or sam passwd list.
Note that currently it is being assumed that a pointer returned
from this function may be used to enumerate struct sam_passwd
entries as well as struct smb_passwd entries. This may need
to change. JRA.
****************************************************************/
void endsmbgrpent(void *vp)
{
pwgrp_ops->endsmbgrpent(vp);
}
/*************************************************************************
Routine to return the next entry in the smb passwd list.
*************************************************************************/
struct smb_passwd *getsmbgrpent(void *vp,
uint32 **grps, int *num_grps,
uint32 **alss, int *num_alss)
{
return pwgrp_ops->getsmbgrpent(vp, grps, num_grps, alss, num_alss);
}
/************************************************************************
Routine to search smb passwd by name.
*************************************************************************/
struct smb_passwd *getsmbgrpntnam(char *name,
uint32 **grps, int *num_grps,
uint32 **alss, int *num_alss)
{
return pwgrp_ops->getsmbgrpntnam(name, grps, num_grps, alss, num_alss);
}
/************************************************************************
Routine to search smb passwd by user rid.
*************************************************************************/
struct smb_passwd *getsmbgrprid(uint32 user_rid,
uint32 **grps, int *num_grps,
uint32 **alss, int *num_alss)
{
return pwgrp_ops->getsmbgrprid(user_rid, grps, num_grps, alss, num_alss);
}
/************************************************************************
Routine to search smb passwd by uid.
*************************************************************************/
struct smb_passwd *getsmbgrpuid(uid_t unix_uid,
uint32 **grps, int *num_grps,
uint32 **alss, int *num_alss)
{
return pwgrp_ops->getsmbgrpuid(unix_uid, grps, num_grps, alss, num_alss);
}
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