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/*
* src/main.c
* (c) 2020 Jonas Gunz <himself@jonasgunz.de>
* License: MIT
*/
#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include <string.h>
#include <errno.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netdb.h>
#include <unistd.h>
#include "rcon.h"
typedef struct program_params_s {
char* host;
char* port;
char* password;
char* command;
} program_params_t;
program_params_t parse_args ( int argc, char* argv[] );
int main( int argc, char* argv[] ) {
program_params_t args = parse_args( argc, argv );
int sock = -1;
int ret = 0;
struct addrinfo hints, *result, *iter;
char recvbuf [ RCON_RECV_PKGSIZE ];
char sendbuf [ RCON_SEND_PKGSIZE ];
memset ( &hints, 0, sizeof( struct addrinfo ) );
hints.ai_family = AF_UNSPEC;
hints.ai_socktype = SOCK_STREAM;
ret = getaddrinfo ( args.host, args.port, &hints, &result );
if ( ret ) {
fprintf ( stderr, "getaddrinfo: %s\n", gai_strerror(ret) );
exit ( EXIT_FAILURE );
}
for ( iter = result; iter != NULL; iter = iter->ai_next ) {
sock = socket( result->ai_family, result->ai_socktype, result->ai_protocol );
if ( socket < 0 )
continue;
if ( connect ( sock, iter->ai_addr, iter->ai_addrlen ) != -1 )
break;
close (sock);
}
if ( ! iter ) {
fprintf ( stderr, "Connection failed.\n" );
exit ( EXIT_FAILURE );
}
fprintf ( stderr, "Connection successful.\n" );
rcon_packet_t pack = {0,1337,RCON_LOGIN,args.password, strlen(args.password)}, rcon_result;
ret = rcon_construct_packet ( sendbuf, RCON_SEND_PKGSIZE, &pack );
ret = send ( sock, sendbuf, ret, 0 );
ret = recv ( sock, recvbuf, RCON_RECV_PKGSIZE, 0);
rcon_parse_packet ( &rcon_result, recvbuf, ret );
if ( rcon_result.type != RCON_COMMAND ) {
fprintf ( stderr, "Authentification failed." );
exit ( EXIT_FAILURE );
}
rcon_packet_t pack2 = {0,6969,RCON_COMMAND, args.command, strlen(args.command)};
ret = rcon_construct_packet ( sendbuf, RCON_SEND_PKGSIZE, &pack2 );
ret = send ( sock, sendbuf, ret, 0 );
ret = recv ( sock, recvbuf, RCON_RECV_PKGSIZE, 0);
rcon_parse_packet ( &rcon_result, recvbuf, ret );
printf("%s\n", rcon_result.payload);
close (sock);
return 0;
}
program_params_t parse_args ( int argc, char* argv[] ) {
program_params_t ret = { "127.0.0.1", "25575", "1234", "list" };
return ret;
}
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