/***
action for clientQueue[index]
*/
void handleReadBuf(int index){
struct clientMsg data;
int retVal;
//printf("readBuf:%s\n",ClientsQueue[index].readBuf);
parseClientMsg(ClientsQueue[index].readBuf, &data);
if(data.msg == 1){
////printf("Read msg from client\n");
handleIncomingMsg(data, index);
}
else{
// client sent a move
if(index != clientIndexTurn){
// it is not the client turn
////printf("Client played out of turn");
sendInvalidMoveToPlayer(index);
return;
}
retVal = CheckAndMakeClientMove(data);
clientIndexTurn = (clientIndexTurn+1) % (conPlayers); // keep the turn moving only between connected players
if(retVal ==-1){
//printf("invalid client move\n");
sendInvalidMoveToPlayer(index);
updateEveryoneOnMoveExceptIndex(index);
notifyOnTurn();
}
else{
//printf("valid client move\n");
updateEveryoneOnMove(index);
if(retVal==0) {
notifyOnTurn();
}
}
}
// deleting read data from readBuf
int i;
for (i = 0; i < MSG_SIZE; ++i)
{
if (ClientsQueue[index].readBuf[i] == '}')
{
ClientsQueue[index].readBuf[i] = '\0';
if (ClientsQueue[index].readBuf[i+1] == '{')
{
//printf("in the if\n");
strcpy(ClientsQueue[index].readBuf, ClientsQueue[index].readBuf + i+1);
break;
}
}
ClientsQueue[index].readBuf[i] = '\0';
}
//strcpy(ClientsQueue[index].readBuf, ClientsQueue[index].readBuf + CLIENT_MSG_SIZE);
// const char *ptr = strchr(ClientsQueue[index].readBuf, ')');
// int ind = ptr - ClientsQueue[index].readBuf + 1;
// strcpy(ClientsQueue[index].readBuf, ClientsQueue[index].readBuf + ind);
}
void handleReadBuf(int index){
struct clientMsg data;
int retVal;
parseClientMsg(ClientsQueue[index].readBuf, &data);
if (data.msg != 0) handleIncomingMsg(data, index);
else{
// client sent a move
if (index != clientIndexTurn){
// it is not the client turn, if didnt catch on the client side
sendInvalidMoveToPlayer(index);
return;
}
retVal = CheckAndMakeClientMove(data);
clientIndexTurn = (clientIndexTurn + 1) % (conPlayers); // keep the turn moving only between connected players
if (retVal == -1){
sendInvalidMoveToPlayer(index);
LastTurnHeap = -1;
//updateEveryoneOnMoveExceptIndex(index);
notifyOnTurn();
}
else if (retVal == 1) notifyOnDisconnectionToAll(index);
else notifyOnTurn();
// if (retVal == 0) {
// notifyOnTurn();
// }
//}
}
// deleting read data from readBuf
int i;
for (i = 0; i < MSGTXT_SIZE; ++i)
{
if (ClientsQueue[index].readBuf[i] == '}')
{
ClientsQueue[index].readBuf[i] = '\0';
if (ClientsQueue[index].readBuf[i + 1] == '{')
{
//printf("in the if\n");
strcpy(ClientsQueue[index].readBuf, ClientsQueue[index].readBuf + i + 1);
break;
}
}
ClientsQueue[index].readBuf[i] = '\0';
}
}
int main(int argc, char *argv[]) {
char* server_name;
int server_port;
handleInput(argc, argv, &server_name, &server_port);
int server_fd = setUpServer(server_port);
while (1) {
//accept
printf("Waiting for client connection..\n");
int sock_fd = accept(server_fd, (struct sockaddr *) NULL, NULL);
printf("Connection established. Start chatting!\n");
//date for select
fd_set set;
FD_ZERO(&set);
int max_fd = sock_fd + 1;
struct timeval timeout;
timeout.tv_sec = TIMEOUT_SECS;
timeout.tv_usec = 0;
while (1) {
FD_SET(STDIN_FILENO, &set);
FD_SET(sock_fd, &set);
if (select(max_fd, &set, NULL, NULL, &timeout) == -1) {
perror("select failed");
exit(1);
}
char msg_buf[BUFFER_SIZE];
memset(&msg_buf, 0, sizeof(msg_buf));
if (FD_ISSET(STDIN_FILENO, &set)) {
if (!handleOutgoingMsg(sock_fd, msg_buf, server_name)) {
printf("Closing server..\n");
free(server_name);
exit(0);
}
}
if (FD_ISSET(sock_fd, &set)) {
if (!handleIncomingMsg(sock_fd, msg_buf)) {
printf("Connection ended.\n");
break;
}
}
}
}
return 0;
}
