rpmsg.c

在linux系统下客户端和服务器端使用RPC进行分布式通信。 包含客户端程序

/* rpmsg.c - main*/
#include<rpc/rpc.h>

#include <stdio.h>

#include "rpmsg.h"

CLIENT *handle;  /* handle for remote procedure */

/*------------------------------------------------------------------------
* main - get a string from input to message
*------------------------------------------------------------------------
*/

int main(argc,argv)
     int argc;
     char argv[];
{
    char *message;
    char * host;   /* name or ip address of remote machine */
    
    /* set up connection for remote procedure call */
    if(argc < 2) {
        printf("usage: %s server_host\n",argv[0]);
        exit(1);
    }
    host = argv[1];
    handle = clnt_create(host,RPMSGPROG, RPMSGVERS, "tcp");
    if (handle == 0) {
        printf("Could not contact remote program.\n");
        exit(1);
    }
    
    if (argc < 2) {
        fprintf(stderr, "usage: %s <message>\n",
                argv[0]);
        exit(1);
    }
    message = argv[1];
    
    
    
    if (!printmessage(message)) {
        fprintf(stderr, "%s: couldn't print your message\n", argv[0]);
        exit(1);
        }
    printf("Message Delivered!\n");
    
    exit(0);
}