/* 
   Unix SMB/CIFS implementation.
   SAM_ACCOUNT access routines
   Copyright (C) Jeremy Allison 		1996-2001
   Copyright (C) Luke Kenneth Casson Leighton 	1996-1998
   Copyright (C) Gerald (Jerry) Carter		2000-2001
   Copyright (C) Andrew Bartlett		2001-2002
   Copyright (C) Stefan (metze) Metzmacher	2002
      
   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"

#undef DBGC_CLASS
#define DBGC_CLASS DBGC_PASSDB

/**
 * @todo Redefine this to NULL, but this changes the API becouse
 *       much of samba assumes that the pdb_get...() funtions 
 *       return pstrings.  (ie not null-pointers).
 *       See also pdb_fill_default_sam().
 */

#define PDB_NOT_QUITE_NULL ""

/*********************************************************************
 Collection of get...() functions for SAM_ACCOUNT_INFO.
 ********************************************************************/

uint16 pdb_get_acct_ctrl (const SAM_ACCOUNT *sampass)
{
	if (sampass)
		return (sampass->private.acct_ctrl);
	else
		return (ACB_DISABLED);
}

time_t pdb_get_logon_time (const SAM_ACCOUNT *sampass)
{
	if (sampass)
		return (sampass->private.logon_time);
	else
		return (0);
}

time_t pdb_get_logoff_time (const SAM_ACCOUNT *sampass)
{
	if (sampass)
		return (sampass->private.logoff_time);
	else
		return (-1);
}

time_t pdb_get_kickoff_time (const SAM_ACCOUNT *sampass)
{
	if (sampass)
		return (sampass->private.kickoff_time);
	else
		return (-1);
}

time_t pdb_get_pass_last_set_time (const SAM_ACCOUNT *sampass)
{
	if (sampass)
		return (sampass->private.pass_last_set_time);
	else
		return (-1);
}

time_t pdb_get_pass_can_change_time (const SAM_ACCOUNT *sampass)
{
	if (sampass)
		return (sampass->private.pass_can_change_time);
	else
		return (-1);
}

time_t pdb_get_pass_must_change_time (const SAM_ACCOUNT *sampass)
{
	if (sampass)
		return (sampass->private.pass_must_change_time);
	else
		return (-1);
}

uint16 pdb_get_logon_divs (const SAM_ACCOUNT *sampass)
{
	if (sampass)
		return (sampass->private.logon_divs);
	else
		return (-1);
}

uint32 pdb_get_hours_len (const SAM_ACCOUNT *sampass)
{
	if (sampass)
		return (sampass->private.hours_len);
	else
		return (-1);
}

const uint8* pdb_get_hours (const SAM_ACCOUNT *sampass)
{
	if (sampass)
		return (sampass->private.hours);
	else
		return (NULL);
}

const uint8* pdb_get_nt_passwd (const SAM_ACCOUNT *sampass)
{
	if (sampass) {
		SMB_ASSERT((!sampass->private.nt_pw.data) 
			   || sampass->private.nt_pw.length == NT_HASH_LEN);
		return ((uint8*)sampass->private.nt_pw.data);
	}
	else
		return (NULL);
}

const uint8* pdb_get_lanman_passwd (const SAM_ACCOUNT *sampass)
{
	if (sampass) {
		SMB_ASSERT((!sampass->private.lm_pw.data) 
			   || sampass->private.lm_pw.length == LM_HASH_LEN);
		return ((uint8*)sampass->private.lm_pw.data);
	}
	else
		return (NULL);
}

/* Return the plaintext password if known.  Most of the time
   it isn't, so don't assume anything magic about this function.
   
   Used to pass the plaintext to passdb backends that might 
   want to store more than just the NTLM hashes.
*/
const char* pdb_get_plaintext_passwd (const SAM_ACCOUNT *sampass)
{
	if (sampass) {
		return ((char*)sampass->private.plaintext_pw.data);
	}
	else
		return (NULL);
}
const DOM_SID *pdb_get_user_sid(const SAM_ACCOUNT *sampass)
{
	if (sampass) 
		return &sampass->private.user_sid;
	else
		return (NULL);
}

const DOM_SID *pdb_get_group_sid(const SAM_ACCOUNT *sampass)
{
	if (sampass)
		return &sampass->private.group_sid;
	else	
		return (NULL);
}	

/**
 * Get flags showing what is initalised in the SAM_ACCOUNT
 * @param sampass the SAM_ACCOUNT in question
 * @return the flags indicating the members initialised in the struct.
 **/
 
uint32 pdb_get_init_flag (const SAM_ACCOUNT *sampass)
{
        if (sampass)
		return sampass->private.init_flag;
	else 
                return FLAG_SAM_UNINIT;
}

uid_t pdb_get_uid (const SAM_ACCOUNT *sampass)
{
	if (sampass)
		return (sampass->private.uid);
	else
		return (-1);
}

gid_t pdb_get_gid (const SAM_ACCOUNT *sampass)
{
	if (sampass)
		return (sampass->private.gid);
	else
		return (-1);
}

const char* pdb_get_username (const SAM_ACCOUNT *sampass)
{
	if (sampass)
		return (sampass->private.username);
	else
		return (NULL);
}

const char* pdb_get_domain (const SAM_ACCOUNT *sampass)
{
	if (sampass)
		return (sampass->private.domain);
	else
		return (NULL);
}

const char* pdb_get_nt_username (const SAM_ACCOUNT *sampass)
{
	if (sampass)
		return (sampass->private.nt_username);
	else
		return (NULL);
}

const char* pdb_get_fullname (const SAM_ACCOUNT *sampass)
{
	if (sampass)
		return (sampass->private.full_name);
	else
		return (NULL);
}

const char* pdb_get_homedir (const SAM_ACCOUNT *sampass)
{
	if (sampass)
		return (sampass->private.home_dir);
	else
		return (NULL);
}

const char* pdb_get_unix_homedir (const SAM_ACCOUNT *sampass)
{
	if (sampass)
		return (sampass->private.unix_home_dir);
	else
		return (NULL);
}

const char* pdb_get_dir_drive (const SAM_ACCOUNT *sampass)
{
	if (sampass)
		return (sampass->private.dir_drive);
	else
		return (NULL);
}

const char* pdb_get_logon_script (const SAM_ACCOUNT *sampass)
{
	if (sampass)
		return (sampass->private.logon_script);
	else
		return (NULL);
}

const char* pdb_get_profile_path (const SAM_ACCOUNT *sampass)
{
	if (sampass)
		return (sampass->private.profile_path);
	else
		return (NULL);
}

const char* pdb_get_acct_desc (const SAM_ACCOUNT *sampass)
{
	if (sampass)
		return (sampass->private.acct_desc);
	else
		return (NULL);
}

const char* pdb_get_workstations (const SAM_ACCOUNT *sampass)
{
	if (sampass)
		return (sampass->private.workstations);
	else
		return (NULL);
}

const char* pdb_get_unknown_str (const SAM_ACCOUNT *sampass)
{
	if (sampass)
		return (sampass->private.unknown_str);
	else
		return (NULL);
}

const char* pdb_get_munged_dial (const SAM_ACCOUNT *sampass)
{
	if (sampass)
		return (sampass->private.munged_dial);
	else
		return (NULL);
}

uint32 pdb_get_unknown3 (const SAM_ACCOUNT *sampass)
{
	if (sampass)
		return (sampass->private.unknown_3);
	else
		return (-1);
}

uint32 pdb_get_unknown5 (const SAM_ACCOUNT *sampass)
{
	if (sampass)
		return (sampass->private.unknown_5);
	else
		return (-1);
}

uint32 pdb_get_unknown6 (const SAM_ACCOUNT *sampass)
{
	if (sampass)
		return (sampass->private.unknown_6);
	else
		return (-1);
}

/*********************************************************************
 Collection of set...() functions for SAM_ACCOUNT_INFO.
 ********************************************************************/

BOOL pdb_set_acct_ctrl (SAM_ACCOUNT *sampass, uint16 flags)
{
	if (!sampass)
		return False;
		
	if (sampass) {
		sampass->private.acct_ctrl = flags;
		return True;
	}
	
	return False;
}

BOOL pdb_set_logon_time (SAM_ACCOUNT *sampass, time_t mytime, BOOL store)
{
	if (!sampass)
		return False;

	sampass->private.logon_time = mytime;

	if (store)
		pdb_set_init_flag(sampass, FLAG_SAM_LOGONTIME); 

	return True;
}

BOOL pdb_set_logoff_time (SAM_ACCOUNT *sampass, time_t mytime, BOOL store)
{
	if (!sampass)
		return False;

	sampass->private.logoff_time = mytime;

	if (store)
		pdb_set_init_flag(sampass, FLAG_SAM_LOGOFFTIME); 

	return True;
}

BOOL pdb_set_kickoff_time (SAM_ACCOUNT *sampass, time_t mytime, BOOL store)
{
	if (!sampass)
		return False;

	sampass->private.kickoff_time = mytime;

	if (store)
		pdb_set_init_flag(sampass, FLAG_SAM_KICKOFFTIME); 

	return True;
}

BOOL pdb_set_pass_can_change_time (SAM_ACCOUNT *sampass, time_t mytime, BOOL store)
{
	if (!sampass)
		return False;

	sampass->private.pass_can_change_time = mytime;

	if (store)
		pdb_set_init_flag(sampass, FLAG_SAM_CANCHANGETIME); 

	return True;
}

BOOL pdb_set_pass_must_change_time (SAM_ACCOUNT *sampass, time_t mytime, BOOL store)
{
	if (!sampass)
		return False;

	sampass->private.pass_must_change_time = mytime;

	if (store)
		pdb_set_init_flag(sampass, FLAG_SAM_MUSTCHANGETIME); 

	return True;
}

BOOL pdb_set_pass_last_set_time (SAM_ACCOUNT *sampass, time_t mytime)
{
	if (!sampass)
		return False;

	sampass->private.pass_last_set_time = mytime;

	return True;
}

BOOL pdb_set_hours_len (SAM_ACCOUNT *sampass, uint32 len)
{
	if (!sampass)
		return False;

	sampass->private.hours_len = len;
	return True;
}

BOOL pdb_set_logon_divs (SAM_ACCOUNT *sampass, uint16 hours)
{
	if (!sampass)
		return False;

	sampass->private.logon_divs = hours;
	return True;
}

/**
 * Set flags showing what is initalised in the SAM_ACCOUNT
 * @param sampass the SAM_ACCOUNT in question
 * @param flag The *new* flag to be set.  Old flags preserved
 *             this flag is only added.  
 **/
 
BOOL pdb_set_init_flag (SAM_ACCOUNT *sampass, uint32 flag)
{
        if (!sampass)
                return False;

        sampass->private.init_flag |= flag;

        return True;
}

BOOL pdb_set_uid (SAM_ACCOUNT *sampass, const uid_t uid)
{
	if (!sampass)
		return False;
	
	DEBUG(10, ("pdb_set_uid: setting uid %d, was %d\n", 
		   (int)uid, (int)sampass->private.uid));
 
	sampass->private.uid = uid;
	pdb_set_init_flag(sampass, FLAG_SAM_UID); 

	return True;

}

BOOL pdb_set_gid (SAM_ACCOUNT *sampass, const gid_t gid)
{
	if (!sampass)
		return False;
		
	DEBUG(10, ("pdb_set_gid: setting gid %d, was %d\n", 
		   (int)gid, (int)sampass->private.gid));
 
	sampass->private.gid = gid; 
	pdb_set_init_flag(sampass, FLAG_SAM_GID); 

	return True;

}

BOOL pdb_set_user_sid (SAM_ACCOUNT *sampass, DOM_SID *u_sid)
{
	if (!sampass || !u_sid)
		return False;
	
	sid_copy(&sampass->private.user_sid, u_sid);

	DEBUG(10, ("pdb_set_user_sid: setting user sid %s\n", 
		    sid_string_static(&sampass->private.user_sid)));
	
	return True;
}

BOOL pdb_set_user_sid_from_string (SAM_ACCOUNT *sampass, fstring u_sid)
{
	DOM_SID new_sid;
	if (!sampass || !u_sid)
		return False;

	DEBUG(10, ("pdb_set_user_sid_from_string: setting user sid %s\n",
		   u_sid));

	if (!string_to_sid(&new_sid, u_sid)) { 
		DEBUG(1, ("pdb_set_user_sid_from_string: %s isn't a valid SID!\n", u_sid));
		return False;
	}
	 
	if (!pdb_set_user_sid(sampass, &new_sid)) {
		DEBUG(1, ("pdb_set_user_sid_from_string: could not set sid %s on SAM_ACCOUNT!\n", u_sid));
		return False;
	}

	return True;
}

BOOL pdb_set_group_sid (SAM_ACCOUNT *sampass, DOM_SID *g_sid)
{
	if (!sampass || !g_sid)
		return False;

	sid_copy(&sampass->private.group_sid, g_sid);

	DEBUG(10, ("pdb_set_group_sid: setting group sid %s\n", 
		    sid_string_static(&sampass->private.group_sid)));

	return True;
}

BOOL pdb_set_group_sid_from_string (SAM_ACCOUNT *sampass, fstring g_sid)
{
	DOM_SID new_sid;
	if (!sampass || !g_sid)
		return False;

	DEBUG(10, ("pdb_set_group_sid_from_string: setting group sid %s\n",
		   g_sid));

	if (!string_to_sid(&new_sid, g_sid)) { 
		DEBUG(1, ("pdb_set_group_sid_from_string: %s isn't a valid SID!\n", g_sid));
		return False;
	}
	 
	if (!pdb_set_group_sid(sampass, &new_sid)) {
		DEBUG(1, ("pdb_set_group_sid_from_string: could not set sid %s on SAM_ACCOUNT!\n", g_sid));
		return False;
	}
	return True;
}

/*********************************************************************
 Set the user's UNIX name.
 ********************************************************************/

BOOL pdb_set_username(SAM_ACCOUNT *sampass, const char *username)
{	
	if (!sampass)
		return False;
 
	if (username) { 
		DEBUG(10, ("pdb_set_username: setting username %s, was %s\n", username,
			(sampass->private.username)?(sampass->private.username):"NULL"));

		sampass->private.username = talloc_strdup(sampass->mem_ctx, username);

		if (!sampass->private.username) {
			DEBUG(0, ("pdb_set_username: talloc_strdup() failed!\n"));
			return False;
		}

	} else {
		sampass->private.username = PDB_NOT_QUITE_NULL;
	}

	return True;
}

/*********************************************************************
 Set the domain name.
 ********************************************************************/

BOOL pdb_set_domain(SAM_ACCOUNT *sampass, const char *domain)
{	
	if (!sampass)
		return False;

	if (domain) { 
		DEBUG(10, ("pdb_set_domain: setting domain %s, was %s\n", domain,
			(sampass->private.domain)?(sampass->private.domain):"NULL"));

		sampass->private.domain = talloc_strdup(sampass->mem_ctx, domain);

		if (!sampass->private.domain) {
			DEBUG(0, ("pdb_set_domain: talloc_strdup() failed!\n"));
			return False;
		}

	} else {
		sampass->private.domain = PDB_NOT_QUITE_NULL;
	}

	return True;
}

/*********************************************************************
 Set the user's NT name.
 ********************************************************************/

BOOL pdb_set_nt_username(SAM_ACCOUNT *sampass, const char *nt_username)
{
	if (!sampass)
		return False;

	if (nt_username) { 
		DEBUG(10, ("pdb_set_nt_username: setting nt username %s, was %s\n", nt_username,
			(sampass->private.nt_username)?(sampass->private.nt_username):"NULL"));
 
		sampass->private.nt_username = talloc_strdup(sampass->mem_ctx, nt_username);
		
		if (!sampass->private.nt_username) {
			DEBUG(0, ("pdb_set_nt_username: talloc_strdup() failed!\n"));
			return False;
		}

	} else {
		sampass->private.nt_username = PDB_NOT_QUITE_NULL;
	}

	return True;
}

/*********************************************************************
 Set the user's full name.
 ********************************************************************/

BOOL pdb_set_fullname(SAM_ACCOUNT *sampass, const char *full_name)
{
	if (!sampass)
		return False;

	if (full_name) { 
		DEBUG(10, ("pdb_set_full_name: setting full name %s, was %s\n", full_name,
			(sampass->private.full_name)?(sampass->private.full_name):"NULL"));
	
		sampass->private.full_name = talloc_strdup(sampass->mem_ctx, full_name);

		if (!sampass->private.full_name) {
			DEBUG(0, ("pdb_set_fullname: talloc_strdup() failed!\n"));
			return False;
		}

	} else {
		sampass->private.full_name = PDB_NOT_QUITE_NULL;
	}

	return True;
}

/*********************************************************************
 Set the user's logon script.
 ********************************************************************/

BOOL pdb_set_logon_script(SAM_ACCOUNT *sampass, const char *logon_script, BOOL store)
{
	if (!sampass)
		return False;

	if (logon_script) { 
		DEBUG(10, ("pdb_set_logon_script: setting logon script %s, was %s\n", logon_script,
			(sampass->private.logon_script)?(sampass->private.logon_script):"NULL"));
 
		sampass->private.logon_script = talloc_strdup(sampass->mem_ctx, logon_script);

		if (!sampass->private.logon_script) {
			DEBUG(0, ("pdb_set_logon_script: talloc_strdup() failed!\n"));
			return False;
		}

	} else {
		sampass->private.logon_script = PDB_NOT_QUITE_NULL;
	}
	
	if (store) {
		DEBUG(10, ("pdb_set_logon_script: setting logon script sam flag!\n"));
		pdb_set_init_flag(sampass, FLAG_SAM_LOGONSCRIPT);
	}

	return True;
}

/*********************************************************************
 Set the user's profile path.
 ********************************************************************/

BOOL pdb_set_profile_path (SAM_ACCOUNT *sampass, const char *profile_path, BOOL store)
{
	if (!sampass)
		return False;

	if (profile_path) { 
		DEBUG(10, ("pdb_set_profile_path: setting profile path %s, was %s\n", profile_path,
			(sampass->private.profile_path)?(sampass->private.profile_path):"NULL"));
 
		sampass->private.profile_path = talloc_strdup(sampass->mem_ctx, profile_path);
		
		if (!sampass->private.profile_path) {
			DEBUG(0, ("pdb_set_profile_path: talloc_strdup() failed!\n"));
			return False;
		}

	} else {
		sampass->private.profile_path = PDB_NOT_QUITE_NULL;
	}

	if (store) {
		DEBUG(10, ("pdb_set_profile_path: setting profile path sam flag!\n"));
		pdb_set_init_flag(sampass, FLAG_SAM_PROFILE);
	}

	return True;
}

/*********************************************************************
 Set the user's directory drive.
 ********************************************************************/

BOOL pdb_set_dir_drive (SAM_ACCOUNT *sampass, const char *dir_drive, BOOL store)
{
	if (!sampass)
		return False;

	if (dir_drive) { 
		DEBUG(10, ("pdb_set_dir_drive: setting dir drive %s, was %s\n", dir_drive,
			(sampass->private.dir_drive)?(sampass->private.dir_drive):"NULL"));
 
		sampass->private.dir_drive = talloc_strdup(sampass->mem_ctx, dir_drive);
		
		if (!sampass->private.dir_drive) {
			DEBUG(0, ("pdb_set_dir_drive: talloc_strdup() failed!\n"));
			return False;
		}

	} else {
		sampass->private.dir_drive = PDB_NOT_QUITE_NULL;
	}
	
	if (store) {
		DEBUG(10, ("pdb_set_dir_drive: setting dir drive sam flag!\n"));
		pdb_set_init_flag(sampass, FLAG_SAM_DRIVE);
	}

	return True;
}

/*********************************************************************
 Set the user's home directory.
 ********************************************************************/

BOOL pdb_set_homedir (SAM_ACCOUNT *sampass, const char *home_dir, BOOL store)
{
	if (!sampass)
		return False;

	if (home_dir) { 
		DEBUG(10, ("pdb_set_homedir: setting home dir %s, was %s\n", home_dir,
			(sampass->private.home_dir)?(sampass->private.home_dir):"NULL"));
 
		sampass->private.home_dir = talloc_strdup(sampass->mem_ctx, home_dir);
		
		if (!sampass->private.home_dir) {
			DEBUG(0, ("pdb_set_home_dir: talloc_strdup() failed!\n"));
			return False;
		}

	} else {
		sampass->private.home_dir = PDB_NOT_QUITE_NULL;
	}

	if (store) {
		DEBUG(10, ("pdb_set_homedir: setting home dir sam flag!\n"));
		pdb_set_init_flag(sampass, FLAG_SAM_SMBHOME);
	}

	return True;
}

/*********************************************************************
 Set the user's unix home directory.
 ********************************************************************/

BOOL pdb_set_unix_homedir (SAM_ACCOUNT *sampass, const char *unix_home_dir)
{
	if (!sampass)
		return False;

	if (unix_home_dir) { 
		DEBUG(10, ("pdb_set_unix_homedir: setting home dir %s, was %s\n", unix_home_dir,
			(sampass->private.unix_home_dir)?(sampass->private.unix_home_dir):"NULL"));
 
		sampass->private.unix_home_dir = talloc_strdup(sampass->mem_ctx, 
							  unix_home_dir);
		
		if (!sampass->private.unix_home_dir) {
			DEBUG(0, ("pdb_set_unix_home_dir: talloc_strdup() failed!\n"));
			return False;
		}

	} else {
		sampass->private.unix_home_dir = PDB_NOT_QUITE_NULL;
	}

	return True;
}

/*********************************************************************
 Set the user's account description.
 ********************************************************************/

BOOL pdb_set_acct_desc (SAM_ACCOUNT *sampass, const char *acct_desc)
{
	if (!sampass)
		return False;

	if (acct_desc) { 
		sampass->private.acct_desc = talloc_strdup(sampass->mem_ctx, acct_desc);

		if (!sampass->private.acct_desc) {
			DEBUG(0, ("pdb_set_acct_desc: talloc_strdup() failed!\n"));
			return False;
		}

	} else {
		sampass->private.acct_desc = PDB_NOT_QUITE_NULL;
	}

	return True;
}

/*********************************************************************
 Set the user's workstation allowed list.
 ********************************************************************/

BOOL pdb_set_workstations (SAM_ACCOUNT *sampass, const char *workstations)
{
	if (!sampass)
		return False;

	if (workstations) { 
		DEBUG(10, ("pdb_set_workstations: setting workstations %s, was %s\n", workstations,
			(sampass->private.workstations)?(sampass->private.workstations):"NULL"));
 
		sampass->private.workstations = talloc_strdup(sampass->mem_ctx, workstations);

		if (!sampass->private.workstations) {
			DEBUG(0, ("pdb_set_workstations: talloc_strdup() failed!\n"));
			return False;
		}

	} else {
		sampass->private.workstations = PDB_NOT_QUITE_NULL;
	}

	return True;
}

/*********************************************************************
 Set the user's 'unknown_str', whatever the heck this actually is...
 ********************************************************************/

BOOL pdb_set_unknown_str (SAM_ACCOUNT *sampass, const char *unknown_str)
{
	if (!sampass)
		return False;

	if (unknown_str) { 
		sampass->private.unknown_str = talloc_strdup(sampass->mem_ctx, unknown_str);
		
		if (!sampass->private.unknown_str) {
			DEBUG(0, ("pdb_set_unknown_str: talloc_strdup() failed!\n"));
			return False;
		}

	} else {
		sampass->private.unknown_str = PDB_NOT_QUITE_NULL;
	}

	return True;
}

/*********************************************************************
 Set the user's dial string.
 ********************************************************************/

BOOL pdb_set_munged_dial (SAM_ACCOUNT *sampass, const char *munged_dial)
{
	if (!sampass)
		return False;

	if (munged_dial) { 
		sampass->private.munged_dial = talloc_strdup(sampass->mem_ctx, munged_dial);
		
		if (!sampass->private.munged_dial) {
			DEBUG(0, ("pdb_set_munged_dial: talloc_strdup() failed!\n"));
			return False;
		}

	} else {
		sampass->private.munged_dial = PDB_NOT_QUITE_NULL;
	}

	return True;
}

/*********************************************************************
 Set the user's NT hash.
 ********************************************************************/

BOOL pdb_set_nt_passwd (SAM_ACCOUNT *sampass, const uint8 *pwd)
{
	if (!sampass)
		return False;

	data_blob_clear_free(&sampass->private.nt_pw);
	
	sampass->private.nt_pw = data_blob(pwd, NT_HASH_LEN);

	return True;
}

/*********************************************************************
 Set the user's LM hash.
 ********************************************************************/

BOOL pdb_set_lanman_passwd (SAM_ACCOUNT *sampass, const uint8 pwd[16])
{
	if (!sampass)
		return False;

	data_blob_clear_free(&sampass->private.lm_pw);
	
	sampass->private.lm_pw = data_blob(pwd, LM_HASH_LEN);

	return True;
}

/*********************************************************************
 Set the user's plaintext password only (base procedure, see helper
 below)
 ********************************************************************/

BOOL pdb_set_plaintext_pw_only (SAM_ACCOUNT *sampass, const uint8 *password, size_t len)
{
	if (!sampass)
		return False;

	data_blob_clear_free(&sampass->private.plaintext_pw);
	
	sampass->private.plaintext_pw = data_blob(password, len);

	return True;
}

BOOL pdb_set_unknown_3 (SAM_ACCOUNT *sampass, uint32 unkn)
{
	if (!sampass)
		return False;

	sampass->private.unknown_3 = unkn;
	return True;
}

BOOL pdb_set_unknown_5 (SAM_ACCOUNT *sampass, uint32 unkn)
{
	if (!sampass)
		return False;

	sampass->private.unknown_5 = unkn;
	return True;
}

BOOL pdb_set_unknown_6 (SAM_ACCOUNT *sampass, uint32 unkn)
{
	if (!sampass)
		return False;

	sampass->private.unknown_6 = unkn;
	return True;
}

BOOL pdb_set_hours (SAM_ACCOUNT *sampass, const uint8 *hours)
{
	if (!sampass)
		return False;

	if (!hours) {
		memset ((char *)sampass->private.hours, 0, MAX_HOURS_LEN);
		return True;
	}
	
	memcpy (sampass->private.hours, hours, MAX_HOURS_LEN);

	return True;
}


/* Helpful interfaces to the above */

/*********************************************************************
 Sets the last changed times and must change times for a normal
 password change.
 ********************************************************************/

BOOL pdb_set_pass_changed_now (SAM_ACCOUNT *sampass)
{
	uint32 expire;

	if (!sampass)
		return False;
	
	if (!pdb_set_pass_last_set_time (sampass, time(NULL)))
		return False;

	if (!account_policy_get(AP_MAX_PASSWORD_AGE, &expire) 
	    || (expire==(uint32)-1)) {
		if (!pdb_set_pass_must_change_time (sampass, get_time_t_max(), False))
			return False;
	} else {
		if (!pdb_set_pass_must_change_time (sampass, 
						    pdb_get_pass_last_set_time(sampass)
						    + expire, True))
			return False;
	}
	
	return True;
}

/*********************************************************************
 Set the user's PLAINTEXT password.  Used as an interface to the above.
 Also sets the last change time to NOW.
 ********************************************************************/

BOOL pdb_set_plaintext_passwd (SAM_ACCOUNT *sampass, const char *plaintext)
{
	uchar new_lanman_p16[16];
	uchar new_nt_p16[16];

	if (!sampass || !plaintext)
		return False;
	
	nt_lm_owf_gen (plaintext, new_nt_p16, new_lanman_p16);

	if (!pdb_set_nt_passwd (sampass, new_nt_p16)) 
		return False;

	if (!pdb_set_lanman_passwd (sampass, new_lanman_p16)) 
		return False;
	
	if (!pdb_set_pass_changed_now (sampass))
		return False;

	return True;
}