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1.1 root 1: /**************************************************************************** 1.1.1.3 ! root 2: Microsoft RPC Version 1.0 ! 3: Copyright Microsoft Corp. 1992 ! 4: Hello Example ! 5: ! 6: FILE: helloc.c ! 7: ! 8: USAGE: helloc -n network_address ! 9: -p protocol_sequence ! 10: -e endpoint ! 11: -o options ! 12: -s string_displayed_on_server ! 13: ! 14: PURPOSE: Client side of RPC distributed application ! 15: ! 16: FUNCTIONS: main() - binds to server and calls remote procedure ! 17: ! 18: COMMENTS: This version of the distributed application that ! 19: prints "hello, world" (or other string) on the server ! 20: features a client that manages its connection to the ! 21: server. It uses the binding handle hello_IfHandle, ! 22: defined in the file hello.h. 1.1 root 23: 24: ****************************************************************************/ 1.1.1.3 ! root 25: 1.1 root 26: #include <stdlib.h> 1.1.1.3 ! root 27: #include <stdio.h> ! 28: #include <ctype.h> ! 29: #include "hello.h" // header file generated by MIDL compiler 1.1 root 30: 31: void Usage(char * pszProgramName) 32: { 33: fprintf(stderr, "Usage: %s\n", pszProgramName); 34: fprintf(stderr, " -p protocol_sequence\n"); 35: fprintf(stderr, " -n network_address\n"); 36: fprintf(stderr, " -e endpoint\n"); 37: fprintf(stderr, " -o options\n"); 38: fprintf(stderr, " -s string\n"); 39: exit(1); 40: } 41: 1.1.1.2 root 42: void _CRTAPI1 main(int argc, char **argv) 1.1 root 43: { 1.1.1.3 ! root 44: RPC_STATUS status; ! 45: unsigned char * pszUuid = NULL; 1.1 root 46: unsigned char * pszProtocolSequence = "ncacn_np"; 47: unsigned char * pszNetworkAddress = NULL; 1.1.1.3 ! root 48: unsigned char * pszEndpoint = "\\pipe\\hello"; 1.1 root 49: unsigned char * pszOptions = NULL; 1.1.1.3 ! root 50: unsigned char * pszStringBinding = NULL; ! 51: unsigned char * pszString = "hello, world"; 1.1.1.2 root 52: unsigned long ulCode; 1.1 root 53: int i; 54: 1.1.1.3 ! root 55: /* allow the user to override settings with command line switches */ 1.1 root 56: for (i = 1; i < argc; i++) { 1.1.1.3 ! root 57: if ((*argv[i] == '-') || (*argv[i] == '/')) { ! 58: switch (tolower(*(argv[i]+1))) { ! 59: case 'p': // protocol sequence ! 60: pszProtocolSequence = argv[++i]; ! 61: break; ! 62: case 'n': // network address ! 63: pszNetworkAddress = argv[++i]; ! 64: break; ! 65: case 'e': // endpoint ! 66: pszEndpoint = argv[++i]; ! 67: break; ! 68: case 'o': ! 69: pszOptions = argv[++i]; ! 70: break; ! 71: case 's': ! 72: pszString = argv[++i]; ! 73: break; ! 74: case 'h': ! 75: case '?': ! 76: default: ! 77: Usage(argv[0]); ! 78: } ! 79: } ! 80: else ! 81: Usage(argv[0]); 1.1 root 82: } 83: 1.1.1.3 ! root 84: /* Use a convenience function to concatenate the elements of */ ! 85: /* the string binding into the proper sequence. */ 1.1 root 86: status = RpcStringBindingCompose(pszUuid, 87: pszProtocolSequence, 88: pszNetworkAddress, 89: pszEndpoint, 90: pszOptions, 91: &pszStringBinding); 92: printf("RpcStringBindingCompose returned 0x%x\n", status); 93: printf("pszStringBinding = %s\n", pszStringBinding); 1.1.1.3 ! root 94: if (status) { ! 95: exit(status); ! 96: } 1.1 root 97: 1.1.1.3 ! root 98: /* Set the binding handle that will be used to bind to the server. */ 1.1 root 99: status = RpcBindingFromStringBinding(pszStringBinding, 1.1.1.3 ! root 100: &hello_IfHandle); 1.1 root 101: printf("RpcBindingFromStringBinding returned 0x%x\n", status); 1.1.1.3 ! root 102: if (status) { ! 103: exit(status); ! 104: } 1.1 root 105: 106: printf("Calling the remote procedure 'HelloProc'\n"); 1.1.1.3 ! root 107: printf("Print the string '%s' on the server\n", pszString); 1.1 root 108: 109: RpcTryExcept { 1.1.1.3 ! root 110: HelloProc(pszString); // make call with user message ! 111: printf("Calling the remote procedure 'Shutdown'\n"); ! 112: Shutdown(); // shut down the server side 1.1 root 113: } 114: RpcExcept(1) { 1.1.1.3 ! root 115: ulCode = RpcExceptionCode(); ! 116: printf("Runtime reported exception 0x%lx = %ld\n", ulCode, ulCode); 1.1 root 117: } 118: RpcEndExcept 119: 1.1.1.3 ! root 120: /* The calls to the remote procedures are complete. */ ! 121: /* Free the string and the binding handle */ ! 122: status = RpcStringFree(&pszStringBinding); // remote calls done; unbind 1.1 root 123: printf("RpcStringFree returned 0x%x\n", status); 1.1.1.3 ! root 124: if (status) { ! 125: exit(status); ! 126: } 1.1 root 127: 128: status = RpcBindingFree(&hello_IfHandle); // remote calls done; unbind 129: printf("RpcBindingFree returned 0x%x\n", status); 1.1.1.3 ! root 130: if (status) { ! 131: exit(status); ! 132: } 1.1 root 133: 134: exit(0); 135: 1.1.1.3 ! root 136: } // end main() 1.1 root 137: 138: 1.1.1.3 ! root 139: /*********************************************************************/ ! 140: /* MIDL allocate and free */ ! 141: /*********************************************************************/ 1.1 root 142: 1.1.1.3 ! root 143: void __RPC_FAR * __RPC_API midl_user_allocate(size_t len) 1.1 root 144: { 145: return(malloc(len)); 146: } 147: 1.1.1.3 ! root 148: void __RPC_API midl_user_free(void __RPC_FAR * ptr) 1.1 root 149: { 150: free(ptr); 151: } 152: 153: /* end file helloc.c */
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