/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */

/*

 * Copyright (C) 2003 Imendio AB

 * Copyright (C) 2003 Mikael Hallendal <micke@imendio.com>

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU Lesser 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

 * Lesser General Public License for more details.

 *

 * You should have received a copy of the GNU Lesser General Public

 * License along with this program; if not, write to the

 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,

 * Boston, MA 02111-1307, USA.

 */

#include <config.h>

#include <glib.h>

#include <string.h>

#include <stdlib.h>

#include <loudmouth/loudmouth.h>

#ifdef __WIN32__

#include <winsock2.h>

#endif

typedef struct {

	gchar *name;

	gchar *passwd;

} UserInfo;

static void 

free_user_info (UserInfo *info)

{

	g_free (info->name);

	g_free (info->passwd);

	g_free (info);

}

static char expected_fingerprint[20];

static void

print_finger (const char *fpr, unsigned int size)

{

	gint i;

	for (i = 0; i < size-1; i++) {

		g_print ("%02X:", fpr[i]);

	}

	g_print ("%02X", fpr[size-1]);

}

static LmSSLResponse

ssl_cb (LmSSL *ssl, LmSSLStatus status, gpointer ud)

{

	g_print ("SSL status: %d\n", status);

	switch (status) {

	case LM_SSL_STATUS_NO_CERT_FOUND:

		g_print ("No certificate found!\n");

		break;

	case LM_SSL_STATUS_UNTRUSTED_CERT:

		g_print ("Certificate is not trusted!\n"); 

		break;

	case LM_SSL_STATUS_CERT_EXPIRED:

		g_print ("Certificate has expired!\n"); 

		break;

	case LM_SSL_STATUS_CERT_NOT_ACTIVATED:

		g_print ("Certificate has not been activated!\n"); 

		break;

	case LM_SSL_STATUS_CERT_HOSTNAME_MISMATCH:

		g_print ("Certificate hostname does not match expected hostname!\n"); 

		break;

	case LM_SSL_STATUS_CERT_FINGERPRINT_MISMATCH: {

		const char *fpr = lm_ssl_get_fingerprint (ssl);

		g_print ("Certificate fingerprint does not match expected fingerprint!\n"); 

		g_print ("Remote fingerprint: ");

		print_finger (fpr, 16);

		g_print ("\nExpected fingerprint: ");

		print_finger (expected_fingerprint, 16);

		g_print ("\n");

		break;

	}

	case LM_SSL_STATUS_GENERIC_ERROR:

		g_print ("Generic SSL error!\n"); 

		break;

	}

	return LM_SSL_RESPONSE_CONTINUE;

}

static void

authentication_cb (LmConnection *connection, gboolean result, gpointer ud)

{

	g_print ("Auth: %d\n", result);

	if (result == TRUE) {

		LmMessage *m;

		m = lm_message_new_with_sub_type (NULL,

						  LM_MESSAGE_TYPE_PRESENCE,

						  LM_MESSAGE_SUB_TYPE_AVAILABLE);

		g_print (":: %s\n", lm_message_node_to_string (m->node));

		lm_connection_send (connection, m, NULL);

		lm_message_unref (m);

	}

}

static void

connection_open_cb (LmConnection *connection, gboolean result, UserInfo *info)

{

	g_print ("Connected callback\n");

	lm_connection_authenticate (connection,

				    info->name, info->passwd, "TestLM",

				    authentication_cb, NULL,FALSE,  NULL);

	g_print ("Sent auth message\n");

}

static LmHandlerResult

handle_messages (LmMessageHandler *handler,

		 LmConnection     *connection,

		 LmMessage        *m,

		 gpointer          user_data)

{

	g_print ("Incoming message from: %s\n",

		 lm_message_node_get_attribute (m->node, "from"));

	return LM_HANDLER_RESULT_REMOVE_MESSAGE;

}

int 

main (int argc, char **argv)

{

	GMainLoop        *main_loop;

	LmConnection     *connection;

	LmMessageHandler *handler;

	gboolean          result;

	UserInfo         *info;

#ifdef __WIN32__

	WORD wVersionRequested;

	WSADATA wsaData;

	int err;

#endif

	if (argc < 4) {

		g_print ("Usage: test-lm <server> <username> <password>\n"

			 "       test-lm <server> <username> <password> <fingerprint>\n");

		return 1;

	}

/* Needed to build on Win32. */

#ifdef __WIN32__

	wVersionRequested = MAKEWORD( 2, 2 );

	err = WSAStartup( wVersionRequested, &wsaData );

	if ( err != 0 ) {

		/* Tell the user that we could not find a usable */

		/* WinSock DLL.                                  */

		return;

	}

	/* Confirm that the WinSock DLL supports 2.2.*/

	/* Note that if the DLL supports versions greater    */

	/* than 2.2 in addition to 2.2, it will still return */

	/* 2.2 in wVersion since that is the version we      */

	/* requested.                                        */

	if ( LOBYTE( wsaData.wVersion ) != 2 ||

			HIBYTE( wsaData.wVersion ) != 2 ) {

		/* Tell the user that we could not find a usable */

		/* WinSock DLL.                                  */

		WSACleanup( );

		return;

	}

#endif

        connection = lm_connection_new (argv[1]);

	if (argc > 4 && !lm_ssl_is_supported ()) {

		g_error ("No SSL support!");

		exit (1);

	}

	handler = lm_message_handler_new (handle_messages, NULL, NULL);

	lm_connection_register_message_handler (connection, handler, 

						LM_MESSAGE_TYPE_MESSAGE, 

						LM_HANDLER_PRIORITY_NORMAL);

	lm_message_handler_unref (handler);

	info = g_new0 (UserInfo, 1);

	info->name = g_strdup (argv[2]);

	info->passwd = g_strdup (argv[3]);

	if (argc > 4) {

		int    i;

		char  *p;

		LmSSL *ssl;

		lm_connection_set_port (connection,

					LM_CONNECTION_DEFAULT_PORT_SSL);

		for (i = 0, p = argv[4]; *p && *(p+1); i++, p += 3)

			expected_fingerprint[i] = (unsigned char) g_ascii_strtoull (p, NULL, 16);

		ssl = lm_ssl_new (expected_fingerprint,

				  (LmSSLFunction) ssl_cb,

				  info, 

				  (GDestroyNotify) free_user_info);

		lm_connection_set_ssl (connection, ssl);

		lm_ssl_unref (ssl);

	}

	result = lm_connection_open (connection,

				     (LmResultFunction) connection_open_cb,

				     info, NULL, NULL);

	if (!result) {

		g_print ("Opening connection failed: %d\n", result);

	} else {

		g_print ("Returned from the connection_open\n");

	}

	main_loop = g_main_loop_new (NULL, FALSE);

	g_main_loop_run (main_loop);

	return 0;

}