/* 
 * Accord Software, Inc.
 *
 * Tutorial 08
 *
 * Send a mesh, which is a doubly linked list in two 
 * directions, to be "printed" at the server.  The 
 * server returns the sum of the numbers in the 
 * nodes.
 */

#include "mesh.h"

static struct mnode m[] = {
/*
 *      num  up      right   down    left
 */
	{ 0, 0     , &m[ 1], &m[ 4], 0     },
	{ 1, 0     , &m[ 2], &m[ 5], &m[ 0]},
	{ 2, 0     , &m[ 3], &m[ 6], &m[ 1]},
	{ 3, 0     , 0     , &m[ 7], &m[ 2]},
	{ 4, &m[ 0], &m[ 5], &m[ 8], 0     },
	{ 5, &m[ 1], &m[ 6], &m[ 9], &m[ 4]},
	{ 6, &m[ 2], &m[ 7], &m[10], &m[ 5]},
	{ 7, &m[ 3], 0     , &m[11], &m[ 6]},
	{ 8, &m[ 4], &m[ 9], &m[12], 0     },
	{ 9, &m[ 5], &m[10], &m[13], &m[ 8]},
	{10, &m[ 6], &m[11], &m[14], &m[ 9]},
	{11, &m[ 7], 0     , &m[15], &m[10]},
	{12, &m[ 8], &m[13], 0     , 0     },
	{13, &m[ 9], &m[14], 0     , &m[12]},
	{14, &m[10], &m[15], 0     , &m[13]},
	{15, &m[11], 0     , 0     , &m[14]},
};

main(argc, argv)
	int argc;
	char *argv[];
{
	int sum = 0;
	int j;
	struct mnode *mp;
	int msize = sizeof(m)/sizeof(struct mnode);
	char *progname = argv[0];

	for (j = 0; j < msize; j++)
		sum += j;

	/*
	 * Point to upper left node and call meshprint
	 */
	
	mp = &m[0];
	printf("%s sum = %d\n", progname, meshprint(mp));

	/*
	 * Point to lower right node and call meshprint
	 */

	mp = &m[msize-1];
	printf("%s sum = %d\n", progname, meshprint(mp));

	exit(0);
}