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path: root/source3/libsmb/cli_srvsvc.c
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/* 
   Unix SMB/Netbios implementation.
   Version 1.9.
   NT Domain Authentication SMB / MSRPC client
   Copyright (C) Andrew Tridgell 1994-2000
   Copyright (C) Luke Kenneth Casson Leighton 1996-2000
   Copyright (C) Tim Potter 2001
   
   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"

/* Opens a SMB connection to the svrsvc pipe */

struct cli_state *cli_svrsvc_initialise(struct cli_state *cli, 
					char *system_name,
					struct ntuser_creds *creds)
{
	struct in_addr dest_ip;
	struct nmb_name calling, called;
	fstring dest_host;
	extern pstring global_myname;
	struct ntuser_creds anon;

	/* Initialise cli_state information */

	if (!cli_initialise(cli)) {
		return NULL;
	}

	if (!creds) {
		ZERO_STRUCT(anon);
		anon.pwd.null_pwd = 1;
		creds = &anon;
	}

	cli_init_creds(cli, creds);

	/* Establish a SMB connection */

	if (!resolve_srv_name(system_name, dest_host, &dest_ip)) {
		return NULL;
	}

	make_nmb_name(&called, dns_to_netbios_name(dest_host), 0x20);
	make_nmb_name(&calling, dns_to_netbios_name(global_myname), 0);

	if (!cli_establish_connection(cli, dest_host, &dest_ip, &calling, 
				      &called, "IPC$", "IPC", False, True)) {
		return NULL;
	}

	/* Open a NT session thingy */

	if (!cli_nt_session_open(cli, PIPE_SRVSVC)) {
		cli_shutdown(cli);
		return NULL;
	}

	return cli;
}

/* Shut down a SMB connection to the srvsvc pipe */

void cli_srvsvc_shutdown(struct cli_state *cli)
{
	if (cli->fd != -1) cli_ulogoff(cli);
	cli_shutdown(cli);
}

uint32 cli_srvsvc_net_srv_get_info(struct cli_state *cli, TALLOC_CTX *mem_ctx,
				   uint32 switch_value, SRV_INFO_CTR *ctr)
{
	prs_struct qbuf, rbuf;
	SRV_Q_NET_SRV_GET_INFO q;
	SRV_R_NET_SRV_GET_INFO r;
	uint32 result;

	ZERO_STRUCT(q);
	ZERO_STRUCT(r);

	/* Initialise parse structures */

	prs_init(&qbuf, MAX_PDU_FRAG_LEN, mem_ctx, MARSHALL);
	prs_init(&rbuf, 0, mem_ctx, UNMARSHALL);

	/* Initialise input parameters */

	init_srv_q_net_srv_get_info(&q, cli->srv_name_slash, switch_value);

	/* Marshall data and send request */

	if (!srv_io_q_net_srv_get_info("", &q, &qbuf, 0) ||
	    !rpc_api_pipe_req(cli, SRV_NET_SRV_GET_INFO, &qbuf, &rbuf)) {
		result = NT_STATUS_UNSUCCESSFUL;
		goto done;
	}

	/* Unmarshall response */

	r.ctr = ctr;

	if (!srv_io_r_net_srv_get_info("", &r, &rbuf, 0)) {
		result = NT_STATUS_UNSUCCESSFUL;
		goto done;
	}

	result = r.status;

 done:
	prs_mem_free(&qbuf);
	prs_mem_free(&rbuf);

	return result;
}