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path: root/friendfinder/receiver.c
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#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <stdint.h>
#include <libircclient/libircclient.h>

#include "openssl/blowfish.h"
#include "gui.h"

static irc_session_t *session;
irc_callbacks_t callbacks;
int counter = 0;
char sender_name[100];

int ret;

BF_KEY key;

int init_connection_receiver(char* server_ip, char* user)
{
	printf("RECEIVER: initialising connection...\n");	
	
	session = irc_create_session(&callbacks);
	int con = irc_connect(session, server_ip, 6666, NULL, user, "receiver", "receiver");
	if (con != 0)
	{
		printf("RECEIVER: connection error-code: %i \n", con);

		return 0;
	}

	if (irc_is_connected(session) == 1)
	{
		printf("RECEIVER: connected...\n");
		
		return 1;
	}
}

void disconnect_receiver()
{
	irc_disconnect(session);
	irc_destroy_session(session);
	printf("RECEIVER: disconnected...\n");
}

void dump_data(char* lat, char* lon, char* nick)
{
	/*
       	struct postion *pos = (struct postion*) malloc(sizeof(struct position));
	pos->lat = lat;
	pos->lon = lon;	
	pos->nick = nick;

	print_users(pos);
	*/
}

void get_position(irc_session_t * session, const char * event, const char * origin, const char ** params, unsigned int count)
{

	char *decrypted_lat = (char*) malloc(sizeof(params[1]));
	char *decrypted_lon = (char*) malloc(sizeof(params[1]));

	decrypted_lat = NULL;
	decrypted_lon = NULL;

	irc_target_get_nick(origin, sender_name, sizeof(sender_name));
	
	if (sender_name != NULL && strcmp(sender_name, "_s") == 1)
	{

		//first message is the ret param, which is needed for message decryption
		if (counter == 0)
		{
			//BF_set_key(&key, 5, "abcde");	
		}

	        //dump_event(session, event, origin, params, count);
		if (counter % 2 == 0)
		{
			BF_ecb_encrypt(params[1], decrypted_lat, &key, BF_DECRYPT);		
	    		printf("RECEIVER: lat %s, origin: %s \n", decrypted_lat, sender_name);
		}
		
		if (counter % 2 != 0)
		{
			BF_ecb_encrypt(params[1], decrypted_lon, &key, BF_DECRYPT);
			printf("RECEIVER: lon %s , origin: %s \n", decrypted_lon, sender_name);
			printf("====\n");
		}
		
		if(decrypted_lon != NULL && decrypted_lat != NULL)
		{
			dump_data(decrypted_lat, decrypted_lon, sender_name);
			decrypted_lon = NULL;
			decrypted_lat = NULL;
		}	
	//	if (strcmp(params[1], "128") != 0)
		{ 
			irc_cmd_msg(session, "#test", sender_name);
			counter++;
		}
	//	else
		{
	//		counter++;
		}
	}

}

void on_connect_receiver(irc_session_t * session, const char * event, const char * origin, const char ** params, unsigned int count)
{
	printf("RECEIVER: on_connect_receiver \n");
	BF_set_key(&key, 5, "abcde");	
	
	irc_cmd_join(session, "#test", NULL);	
	irc_cmd_msg(session, "#test", "connected"); 		
}

void receiver_main(void *user)
{
	memset(&callbacks, 0, sizeof(callbacks));
	
	callbacks.event_channel = get_position;
	callbacks.event_connect = on_connect_receiver;
	
	char *username = (char*) user;
	//TODO pointer zeigt immer auf gleiche variable....damit wird immer gleicher from wert genutzt und _r _s angehängt....fixen
	strcat(username, "_r");
	
	init_connection_receiver("127.0.0.1", username);

	irc_run(session);
	printf("done\n");
}