#include <stdio.h>
#include <rpc/rpc.h>
#include "countchar.h"	/* Generated by rpcgen */

/* 	CpSc 824

	Desc: example of Client program that calls the countchar rpc on
		  a remote node.

	Usage: countmain node character-string character 

		where:
			node is the remote node to execute this on,
			character_string is the string to be searched,
			character is the string to be searched for.

*/

main (argc,argv) 
int argc;
char *argv[];
{

	CLIENT *cl;
	int numResult;
	stringdata parms;	/* defined in countchar.x */
	nextcount countlist, list;
	buftype bufptr;
	enum clnt_stat retval;
	

	if (argc != 4 ) {
		printf("Usage: countmain node character-string character\n");
		exit(1);
	}

	/* Set up connection to server */
	cl = clnt_create(argv[1], COUNTCHARPROG, COUNTVERS, "tcp");
	if (cl == NULL) {
		clnt_pcreateerror(argv[1]);
		exit(1);
	}

	
	/* RPC CALL 1 -- invoke countchar */
	parms.findch = *argv[3];
	parms.buf = argv[2];

	/* Count occurences of given character  */
	retval = countchar_1(&parms, &numResult, cl);


	if (retval != RPC_SUCCESS) {
		clnt_perror(cl,argv[1]);
		exit(1);
	}
	printf("Returned count=%d\n",numResult); fflush(stdout);


	/* RPC CALL 2 -- invoke countallchars */
	bufptr = argv[2];
	countlist = NULL;
	retval = countallchars_1(&bufptr, &countlist, cl);

	if (retval != RPC_SUCCESS) {
		clnt_perror(cl,argv[1]);
		exit(1);
	}
	/* Output returned list */
	list = countlist;
	while (list) {
		printf("Character %c: %d\n", list->character, list->count);
		list = list->next;
	}

	/* Free result list */
	if (clnt_freeres(cl, (xdrproc_t) xdr_nextcount, (caddr_t) &countlist)!=1) {
		printf("clnt_freeres failed\n");
	};

	printf("Done\n");fflush(stdout);
	
}