services.c

/*
 * services.c: Provides all services after persistant TCP connection established
 * This file is a part of Tutor
 *
 * Tutor is an application to create a tutor relationship tree using the client-server model.
 * Consists of a tutor node (server) and many student nodes (clients).
 * This was created as a part of CS 6390 Advanced Computer Networks course at UT Dallas.
 *
 * Contributors: Avinash Joshi <axj107420@utdallas.edu>, Sandeep Shenoy <sxs115220@utdallas.edu>
 */

#include "myheader.h"

void
compute_path (void) {
	char buff[STRLEN];
	char temp_buf[10], *path_ptr;
	send (parent.established_socket, "compute", strlen("compute"), 0);
	recv (parent.established_socket, buff, STRLEN, 0);
	sprintf (temp_buf, "%d", node_number);
	strcat (buff, ":");
	strcat (buff, temp_buf);

	/*
	 * Splitting the received buffer
	 */

	fprintf (stdout, "\nPath: ");
	path_ptr = strtok (buff, ":");
	while (path_ptr != NULL) {
		fprintf (stdout, "Node (%s)", path_ptr);
		path_ptr = strtok (NULL, ":");
		if (path_ptr != NULL)
			fprintf (stdout, " --> ");
	}

	DBG (("Path: %s", buff));
}