CLIENT.C

/*************************************************************/ 
/**                                                         **/ 
/**                 Microsoft RPC Examples                  **/ 
/**                 OSF DCE Sample Application              **/ 
/**         Copyright 1992 - 1998 Microsoft Corporation     **/ 
/**                                                         **/ 
/*************************************************************/ 
 
#include <stdlib.h> 
#include <stdio.h> 
#include <string.h> 
#include <ctype.h> 
 
#include "msg.h"        /* header file generated by M/IDL compiler */ 
 
#if defined(__RPC_WIN32__) || defined(__RPC_DOS__) 
 
/* 
 On MS platforms we must include the dceport.h header file 
 which maps OSF DCE style APIs to MS style APIs. 
*/ 
 
#include "dceport.h" 
 
#else 
#include <pthread.h> 
#endif 
 
#ifndef _CRTAPI1 
#define _CRTAPI1 
#endif 
 
void Usage() 
{ 
  printf("Usage : client -n <server_name>\n"); 
  printf("               -t <transport>   - optional, default ncacn_ip_tcp\n"); 
  printf("               -e <endpoint>    - optional, should match server\n"); 
  printf("               -s <message>     - optional, send a different message\n"); 
  printf("               -x               - use to stop the server\n"); 
  exit(1); 
} 
 
int _CRTAPI1 
main(int argc, char *argv[]) 
{ 
    unsigned32 status; 
    unsigned char * pszProtocolSequence = (unsigned char *)"ncacn_ip_tcp"; 
    unsigned char * pszNetworkAddress   = NULL; 
    unsigned char * pszEndpoint         = NULL; 
    unsigned char * pszStringBinding    = NULL; 
    unsigned char * pszMessage          = (unsigned char *)"Hello World"; 
    int fStopServer = 0; 
    int i; 
 
    printf ("Microsoft RPC Demo - OSF DCE Interop Message Client\n"); 
 
    for (i = 1; i < argc; i++) { 
        if ((*argv[i] == '-') || (*argv[i] == '/')) { 
            switch (tolower(*(argv[i]+1))) { 
            case 'n':  /* network address */ 
                pszNetworkAddress = (unsigned char *)argv[++i]; 
                break; 
            case 't':  /* protocol sequence */ 
                pszProtocolSequence = (unsigned char *)argv[++i]; 
                break; 
            case 'e':  /* network endpoint */ 
                pszEndpoint = (unsigned char *)argv[++i]; 
                break; 
            case 's':  /* update message */ 
                pszMessage = (unsigned char *)argv[++i]; 
                break; 
            case 'x':  /* stop the server */ 
                fStopServer = 1; 
                break; 
            case 'h': 
            case '?': 
            default: 
                Usage(); 
            } 
        } 
        else 
            Usage(); 
    } 
 
    rpc_string_binding_compose(0,   /* no object uuid */ 
                               pszProtocolSequence, 
                               pszNetworkAddress, 
                               pszEndpoint, 
                               0,  /* no options */ 
                               &pszStringBinding, 
                               &status); 
    if (status) { 
        printf("rpc_string_binding_compose returned 0x%x\n", status); 
        return(status); 
    } 
 
    rpc_binding_from_string_binding(pszStringBinding, 
                                    &interop_binding_handle, 
                                    &status); 
    if (status) { 
        printf("rpc_binding_from_string_binding returned 0x%x\n", status); 
        return(status); 
    } 
 
    rpc_string_free(&pszStringBinding,&status); 
    if (status) { 
        printf("rpc_string_free returned 0x%x\n", status); 
        return(status); 
    } 
 
    TRY { 
       ClientMessage(pszMessage); 
 
       printf("Message sent okay\n"); 
       if (fStopServer) 
           { 
           ShutdownServer(); 
           printf("Server shutdown\n"); 
           } 
    } 
    CATCH_ALL { 
       printf("RPC raised exception 0x%x\n", THIS_CATCH); 
    } 
    ENDTRY 
 
    rpc_binding_free(&interop_binding_handle, &status); 
    if (status) { 
        printf("rpc_binding_free returned 0x%x\n", status); 
        return(status); 
    } 
 
    return(0); 
}