simpcl.c

来自「面向连接的Socket实例: 代码实例中的服务器通过socket连接向客户」· C语言 代码 · 共 87 行

/*	Copyright (c) 1998 BEA Systems, Inc.
	All rights reserved

	THIS IS UNPUBLISHED PROPRIETARY
	SOURCE CODE OF BEA Systems, Inc.
	The copyright notice above does not
	evidence any actual or intended
	publication of such source code.
*/

/*	Copyright 1996 BEA Systems, Inc.	*/
/*	THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF     	*/
/*	BEA Systems, Inc.                     	*/
/*	The copyright notice above does not evidence any   	*/
/*	actual or intended publication of such source code.	*/

/* #ident	"@(#) apps/simpapp/simpcl.c	$Revision: 1.1 $" */

#include <stdio.h>
#include "atmi.h"		/* TUXEDO  Header File */


#if defined(__STDC__) || defined(__cplusplus)
main(int argc, char *argv[])
#else
main(argc, argv)
int argc;
char *argv[];
#endif

{

	char *sendbuf, *rcvbuf;
	long sendlen, rcvlen;
	int ret;

	if(argc != 2) {
		(void) fprintf(stderr, "Usage: simpcl string\n");
		exit(1);
	}

	/* Attach to System/T as a Client Process */
	if (tpinit((TPINIT *) NULL) == -1) {
		(void) fprintf(stderr, "Tpinit failed\n");
		exit(1);
	}
	
	sendlen = strlen(argv[1]);

	/* Allocate STRING buffers for the request and the reply */

	if((sendbuf = (char *) tpalloc("STRING", NULL, sendlen+1)) == NULL) {
		(void) fprintf(stderr,"Error allocating send buffer\n");
		tpterm();
		exit(1);
	}

	if((rcvbuf = (char *) tpalloc("STRING", NULL, sendlen+1)) == NULL) {
		(void) fprintf(stderr,"Error allocating receive buffer\n");
		tpfree(sendbuf);
		tpterm();
		exit(1);
	}

	(void) strcpy(sendbuf, argv[1]);

	/* Request the service TOUPPER, waiting for a reply */
	ret = tpcall("TOUPPER", (char *)sendbuf, 0, (char **)&rcvbuf, &rcvlen, (long)0);

	if(ret == -1) {
		(void) fprintf(stderr, "Can't send request to service TOUPPER\n");
		(void) fprintf(stderr, "Tperrno = %d\n", tperrno);
		tpfree(sendbuf);
		tpfree(rcvbuf);
		tpterm();
		exit(1);
	}

	(void) fprintf(stdout, "Returned string is: %s\n", rcvbuf);

	/* Free Buffers & Detach from System/T */
	tpfree(sendbuf);
	tpfree(rcvbuf);
	tpterm();
	return(0);
}