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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: Doctor Example ! 5: ! 6: FILE: doctorc.c ! 7: ! 8: USAGE: doctorc -n network_address ! 9: -p protocol_sequence ! 10: -e endpoint ! 11: -o options ! 12: ! 13: PURPOSE: Client side of RPC distributed application ! 14: ! 15: FUNCTIONS: main() - binds to server and calls remote procedure ! 16: ! 17: COMMENTS: This version of the distributed application prints ! 18: strings from the Doctor server. Doctor is an Eliza-like ! 19: personal therapist program that works by simple ! 20: pattern-matching. ! 21: 1.1 root 22: ****************************************************************************/ 1.1.1.3 ! root 23: ! 24: #include <stdlib.h> 1.1 root 25: #include <stdio.h> 26: #include <string.h> 1.1.1.3 ! root 27: #include <ctype.h> ! 28: #include "doctor.h" // header file generated by MIDL compiler 1.1 root 29: 30: #define PURPOSE \ 31: "This Microsoft RPC Version 1.0 sample program demonstrates\n\ 32: the use of the [string] and [size_is] attributes. For more\n\ 33: information about attributes and RPC API functions, see the\n\ 34: RPC programming guide and reference.\n\n" 35: 36: #define GREETING \ 37: "The doctor is in.\n\ 38: I am at your service; just tell me anything that troubles\n\ 39: or concerns you. Please end your sentences with a period,\n\ 40: a question mark, or an exclamation point, and then press\n\ 41: the RETURN or ENTER key. When you are ready to quit our\n\ 42: session, just enter \"bye\" and press RETURN or ENTER.\n\n\ 43: What is your name? >" 44: 45: #define FAREWELL \ 46: "I hope I have been of some service to you.\n\ 47: Let's get together again some time.\n\n" 48: 1.1.1.3 ! root 49: 1.1 root 50: void Usage(char * pszProgramName) 51: { 52: fprintf(stderr, "%s", PURPOSE); 53: fprintf(stderr, "Usage: %s\n", pszProgramName); 54: fprintf(stderr, " -p protocol_sequence\n"); 55: fprintf(stderr, " -n network_address\n"); 56: fprintf(stderr, " -e endpoint\n"); 57: fprintf(stderr, " -o options\n"); 58: exit(1); 59: } 60: 1.1.1.2 root 61: void _CRTAPI1 main(int argc, char **argv) 1.1 root 62: { 1.1.1.3 ! root 63: RPC_STATUS status; // returned by RPC API function ! 64: unsigned char pszName[STRSIZE]; // patient name ! 65: unsigned char achIn[STRSIZE]; // patient input 1.1 root 66: 1.1.1.3 ! root 67: unsigned char * pszUuid = NULL; 1.1 root 68: unsigned char * pszProtocolSequence = "ncacn_np"; 69: unsigned char * pszNetworkAddress = NULL; 1.1.1.3 ! root 70: unsigned char * pszEndpoint = "\\pipe\\doctor"; 1.1 root 71: unsigned char * pszOptions = NULL; 1.1.1.3 ! root 72: unsigned char * pszStringBinding = NULL; 1.1 root 73: int i; 74: 1.1.1.3 ! root 75: /* allow the user to override settings with command line switches */ 1.1 root 76: for (i = 1; i < argc; i++) { 1.1.1.3 ! root 77: if ((*argv[i] == '-') || (*argv[i] == '/')) { ! 78: switch (tolower(*(argv[i]+1))) { ! 79: case 'p': // protocol sequence ! 80: pszProtocolSequence = argv[++i]; ! 81: break; ! 82: case 'n': // network address ! 83: pszNetworkAddress = argv[++i]; ! 84: break; ! 85: case 'e': ! 86: pszEndpoint = argv[++i]; ! 87: break; ! 88: case 'o': ! 89: pszOptions = argv[++i]; ! 90: break; ! 91: case 'h': ! 92: case '?': ! 93: default: ! 94: Usage(argv[0]); ! 95: } ! 96: } ! 97: else ! 98: Usage(argv[0]); 1.1 root 99: } 100: 1.1.1.3 ! root 101: /* Use a convenience function to concatenate the elements of */ ! 102: /* the string binding into the proper sequence. */ 1.1 root 103: status = RpcStringBindingCompose(pszUuid, 104: pszProtocolSequence, 105: pszNetworkAddress, 106: pszEndpoint, 107: pszOptions, 108: &pszStringBinding); 109: if (status) { 1.1.1.3 ! root 110: printf("RpcStringBindingCompose returned 0x%x\n", status); ! 111: printf("pszStringBinding = %s\n", pszStringBinding); ! 112: exit(status); 1.1 root 113: } 114: 1.1.1.3 ! root 115: /* Set the binding handle that will be used to bind to the server. */ 1.1 root 116: status = RpcBindingFromStringBinding(pszStringBinding, 1.1.1.3 ! root 117: &doctor_IfHandle); 1.1 root 118: if (status) { 1.1.1.3 ! root 119: printf("RpcBindingFromStringBinding returned 0x%x\n", status); ! 120: exit(status); 1.1 root 121: } 122: 1.1.1.3 ! root 123: /* RPC is now initialized. Call remote procedures as if */ ! 124: /* they were local procedures. */ 1.1 root 125: 1.1.1.3 ! root 126: /* The doctor program consists of patient statements and doctor */ ! 127: /* responses. The patient string is transmitted to the server, */ ! 128: /* and all processing is performed on the server. */ ! 129: 1.1 root 130: printf("%s", GREETING); 131: gets(pszName); 132: printf("\n%s>", pszName); 133: 1.1.1.3 ! root 134: while (gets(achIn)) { ! 135: if (strncmp(achIn, "bye", 3) == 0) // end of session? ! 136: break; ! 137: Analyze(&achIn[0]); ! 138: printf("%s%s>", achIn, pszName); // no, continue 1.1 root 139: } 140: 1.1.1.3 ! root 141: Shutdown(); // yes, shutdown the server 1.1 root 142: 1.1.1.3 ! root 143: /* The calls to the remote procedure are complete. */ ! 144: /* Free the binding handle. */ ! 145: status = RpcBindingFree(&doctor_IfHandle); // remote calls done; unbind 1.1 root 146: if (status) { 1.1.1.3 ! root 147: printf("RpcBindingFree returned 0x%x\n", status); ! 148: exit(status); 1.1 root 149: } 150: 151: printf("%s", FAREWELL); 1.1.1.3 ! root 152: 1.1 root 153: exit(0); 154: 1.1.1.3 ! root 155: } // end main() ! 156: ! 157: ! 158: /*********************************************************************/ ! 159: /* MIDL allocate and free */ ! 160: /*********************************************************************/ 1.1 root 161: 1.1.1.3 ! root 162: void __RPC_FAR * __RPC_API midl_user_allocate(size_t len) 1.1 root 163: { 164: return(malloc(len)); 165: } 166: 1.1.1.3 ! root 167: void __RPC_API midl_user_free(void __RPC_FAR * ptr) 1.1 root 168: { 169: free(ptr); 170: } 171: 1.1.1.3 ! root 172: /* end file doctorc.c */
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