#include <string.h>
#include <unistd.h>

#include "UDPTCPNetwork.h"

#define DEFAULT_PORT 12345

int main(int argc, char **argv) {
	TCP tcpserver;
	TCP *connection = NULL;
	int i, timeout;
	pid_t pid;
	time_t time_start = time (NULL);
	time_t time_now = time (NULL);
	char buffer[NET_BUFFERSIZE];

#ifdef BUILD_WINDOWS
	char iobuffer[16];
	setvbuf (stdout, iobuffer, _IONBF, 16);
#endif


	//
	// start the server
	if (tcpserver.Listen(DEFAULT_PORT) != 1) {
		printf ("cloud not start the tcp server\n");
		exit (1);
	}

	printf ("server started\n");

	//
	// check for connections
	while(1) {
		if (connection == NULL) {
			connection = tcpserver.Accept();
			if (connection != NULL)
				printf ("                       server: got a new connection\n");
		}

		if (connection != NULL) {
			memset (buffer, 0x0, NET_BUFFERSIZE);
			i = connection->ReadTimeout(buffer, NET_BUFFERSIZE, 100);
			if (i >= 0) {
				int c;

				printf ("                       server: (child) got: '%s'\n", buffer);
				for (c = 0; c < i; c++) buffer[c] = toupper(buffer[c]);
				connection->Write(buffer, i);
			}
			else {
				printf ("                       server: (child) got: nothing (i:%d)\n", i);
				delete connection;
				connection = NULL;
			}
		}
		else {
			//
			// parent process - just close the client connection
			// it will be handeled by the child process.
			printf ("no connection\n");
		}
		usleep (25000);
	}
	tcpserver.Close();
};