/* main ()
**
** Scan the command line arguments, then enter into the command loop.
*/
int main (int argc, char ** argv) {
checkHostCompatibility ();
checkArithmetic ();
processCommandLine (argc, argv);
/* If the "write" option (-w) was given, write a file to the DISK. */
if (commandOptionW) {
writeCommand ();
} else if (commandOptionI) {
initializeCommand ();
} else if (commandOptionL) {
listCommand ();
} else if (commandOptionC) {
createCommand ();
} else if (commandOptionR) {
removeCommand ();
} else if (commandOptionA) {
addCommand ();
} else if (commandOptionE) {
extractCommand ();
} else {
fatalError ("No commands given; Use -h for help display");
return -1;
}
return 0;
}
int main(int argc, char* argv[])
{
// verify input
u8 command = 0;
std::string target = "";
//parse commands
if (0 == strcmp(argv[0], "unsnag"))
{
if (argc < 2)
{
std::cerr << "ERROR: you didn't provide a server. ";
std::cerr << "Type snag -h for help" << std::endl;
return 1;
}
command = unsnag;
target = argv[1];
}
else if (argc == 1)
{
command = list;
}
else if (argc == 2)
{
if (0 == strcmp(argv[1], "-l"))
{
command = list;
}
else if (0 == strcmp(argv[1], "-h"))
{
command = help;
}
else if (0 == strcmp(argv[1], "-u") ||
0 == strcmp(argv[1], "-a") ||
0 == strcmp(argv[1], "-d"))
{
std::cerr << "ERROR: you didn't provide a server. ";
std::cerr << "Type snag -h for help" << std::endl;
return 1;
}
else if (argv[1][0] == '-')
{
std::cerr << "ERROR: unknown command '" << argv[1] << "', ";
std::cerr << "Type snag -h for help" << std::endl;
return 1;
}
else
{
command = snag;
target = argv[1];
}
}
else if (argc > 2)
{
if (0 == strcmp(argv[1], "-l"))
{
command = list;
std::cerr << "TIP: list command takes no arguments." << std::endl;
}
else if (0 == strcmp(argv[1], "-h"))
{
command = help;
std::cerr << "TIP: help command takes no arguments." << std::endl;
}
else if (0 == strcmp(argv[1], "-u"))
{
command = unsnag;
target = argv[2];
}
else if (0 == strcmp(argv[1], "-a"))
{
command = add;
target = argv[2];
}
else if (0 == strcmp(argv[1], "-d"))
{
command = del;
target = argv[2];
}
else
{
std::cerr << "ERROR: invalid command '" << argv[1] << "', ";
std::cerr << "Type snag -h for help" << std::endl;
return 1;
}
}
// perform commands
if (command == help)
{
helpCommand();
return 0;
}
Socket clientSocket = connectToServer();
if (clientSocket == -1)
{
return 1;
}
char clientNameBuffer[20];
getlogin_r(clientNameBuffer, 20);
std::string clientName(clientNameBuffer);
switch(command)
{
case list:
listCommand(clientSocket);
return 0;
break;
case snag:
doCommand("s", clientSocket, target, clientName);
break;
case unsnag:
doCommand("u", clientSocket, target, clientName);
break;
case add:
doCommand("a", clientSocket, target, clientName);
break;
case del:
doCommand("d", clientSocket, target, clientName);
break;
}
// get server reply
std::cout << std::endl;
char buffer[1024];
memset(buffer, 0, 1024);
int readLen = read(clientSocket, buffer, 2048);
if (readLen < 0)
{
std::cerr << "ERROR reading from socket" << std::endl;
return 1;
}
std::cout << buffer << std::endl;
std::cout << std::endl;
} // end main
int commonInterface::runCommand(string command)
{
char commandStr[MAX_COMMAND_LEN];
memset(commandStr,0, MAX_COMMAND_LEN);
sscanf(command.c_str(), "%s", commandStr);
if(strlen(commandStr)<=0)
return ERROR;
string upperCaseCommand = commandStr;
for(int i=0;i<upperCaseCommand.length();i++)
{
upperCaseCommand[i] = toupper(upperCaseCommand[i]);
}
if(strcmp(upperCaseCommand.c_str(), "CREATOR") == 0)
{
mWindow->displayCreator();
}
else if(strcmp(upperCaseCommand.c_str(), "HELP") == 0)
{
mWindow->displayHelpMenu();
}
else if(strcmp(upperCaseCommand.c_str(), "MYIP") == 0)
{
mWindow->displayMyIP(mMyIP);
}
else if(strcmp(upperCaseCommand.c_str(), "MYPORT") == 0)
{
mWindow->displayMyPort(mPort);
}
else if(strcmp(upperCaseCommand.c_str(), "REGISTER") == 0)
{
if(mMode == SERVER)
{
cout<<"\n Register command not available in server mode"<<endl;
return true;
}
registerCommand(command);
}
else if(strcmp(upperCaseCommand.c_str(), "CONNECT") == 0)
{
connectCommand(command);
return 1;
}
else if(strcmp(upperCaseCommand.c_str(), "LIST") == 0)
{
listCommand();
}
else if(strcmp(upperCaseCommand.c_str(), "TERMINATE") == 0)
{
terminateCommand(command);
}
else if(strcmp(upperCaseCommand.c_str(), "EXIT") == 0)
{
exitCommand();
return EXIT_PROGRAM;
}
else if(strcmp(upperCaseCommand.c_str(), "UPLOAD") == 0)
{
uploadCommand(command);
}
else if(strcmp(upperCaseCommand.c_str(), "DOWNLOAD") == 0)
{
downloadCommand(command);
}
else if(strcmp(upperCaseCommand.c_str(), "STATISTICS") == 0)
{
statCommand();
}
else
{
//Wrong command enter
cout<<"\n Command not found. Please note the commands are case sensetive\n";
return ERROR;
}
}
