void
UDPSocket::JoinMulticastGroup(const nsAString& aMulticastGroupAddress,
ErrorResult& aRv)
{
if (mReadyState == SocketReadyState::Closed) {
aRv.Throw(NS_ERROR_DOM_INVALID_STATE_ERR);
return;
}
if (mReadyState == SocketReadyState::Opening) {
MulticastCommand joinCommand(MulticastCommand::Join, aMulticastGroupAddress);
mPendingMcastCommands.AppendElement(joinCommand);
return;
}
MOZ_ASSERT(mSocket || mSocketChild);
NS_ConvertUTF16toUTF8 address(aMulticastGroupAddress);
if (mSocket) {
MOZ_ASSERT(!mSocketChild);
aRv = mSocket->JoinMulticast(address, EmptyCString());
NS_WARN_IF(aRv.Failed());
return;
}
MOZ_ASSERT(mSocketChild);
aRv = mSocketChild->JoinMulticast(address, EmptyCString());
NS_WARN_IF(aRv.Failed());
}
/************************************************************************************************
handleComands()
Arguments:
myUser - struct with 'my' information
saAddr - IP address of the SA
saPortChar - port of SA
Description: The messages typed by the user in the terminal are handled in this function.
The commands permitted are join, leave, find, connect, message, disconnect, exit, lst.
*************************************************************************************************/
int handleComands(user myUser, char * saAddr, char * saPortChar){
char command[256];
char * parseCommand;
int retval, saPort, i=0;
saPort = atoi(saPortChar);
/*retrieves comand and stores to string command*/
memset(command, '\0', 256);
fgets(command, 256, stdin);
for(i = 0; i < 256; i++){
if(command[i] == '\n'){
parseCommand = (char *) malloc((i+2)*sizeof(char));
break;
}
if(command[i] == ' '){
parseCommand = (char *) malloc((i+2)*sizeof(char));
break;
}
}
if(parseCommand == NULL){
printf("\n>Malloc on ParseCommand not succecefull\n");
fflush(stdout);
free(parseCommand);
exit(EXIT_FAILURE);
}
memset(parseCommand, '\0', (i+2));
retval = sscanf(command, "%s", parseCommand);
if(retval != 1){
printf("\n>Error parsing command, please retry\n");
free(parseCommand);
return 1;
}
/*Switch Commands*/
/*Join*/
if(strcmp("join", parseCommand) == 0){
if(joinCommand(myUser,saAddr, saPort) < 0){
fprintf(stderr, "Join Error");
free(parseCommand);
exit(EXIT_FAILURE);
}
printf("\n>You have started a session\n");
inSession = 1;
}
/*Leave*/
else if(strcmp(parseCommand, "leave") == 0){
if(leaveCommand(myUser, saAddr, saPort) < 0){
fprintf(stderr, "\n>Leave Error>");
free(parseCommand);
return 0;
}
terminateLeave();
inSession = 0;
}
else if(strcmp(parseCommand, "find") == 0){
if(findCommand(command, saAddr, saPort) < 0){
fprintf(stderr, "\n>Leave Error\n");
free(parseCommand);
return 0;
}
}
else if(strcmp(parseCommand, "connect") == 0){
if(connectCommand(command, saAddr, saPort) <= 0){
fprintf(stderr, "\n>connect Error\n");
free(parseCommand);
return 0;
}
}
else if(strcmp(parseCommand, "message") == 0){
if(chatCommand(command) <= 0){
fprintf(stderr, "\n>message Error\n");
free(parseCommand);
return 0;
}
}
else if(strcmp(parseCommand, "disconnect") == 0){
if(disconnectCommand() <= 0){
fprintf(stderr, "\n>disconnect Error\n");
free(parseCommand);
return 0;
}
}
/*Exit*/
else if(strcmp(parseCommand, "exit") == 0){
if(exitCommand() <= 0){
fprintf(stderr, "\n>Exit Error>");
free(parseCommand);
return 0;
}
}
else if(strcmp(parseCommand, "lst") == 0){
if(lst() < 0){
fprintf(stderr, "\n>lst Error>");
free(parseCommand);
return 0;
}
}
free(parseCommand);
return 1;
}
