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Annotation of mstools/samples/rpc/callback/calls.c, revision 1.1

1.1     ! root        1: /****************************************************************************
        !             2:                   Microsoft RPC Version 1.0
        !             3:                Copyright Microsoft Corp. 1992
        !             4:                       call Example
        !             5: 
        !             6:     FILE:       calls.c
        !             7: 
        !             8:     USAGE:      calls  -p protocol_sequence
        !             9:                        -e endpoint
        !            10:                        -m max calls
        !            11:                        -n min calls
        !            12:                        -f flag for RpcServerListen
        !            13: 
        !            14:     PURPOSE:    Server side of RPC distributed application call
        !            15: 
        !            16:     FUNCTIONS:  main() - registers server as RPC server
        !            17: 
        !            18:     COMMENTS:   This sample program generates a Fibonacci number by
        !            19:                 static callback.
        !            20: 
        !            21: ****************************************************************************/
        !            22: 
        !            23: #include <stdlib.h>
        !            24: #include <stdio.h>
        !            25: #include <string.h>
        !            26: #include <ctype.h>
        !            27: #include "call.h"    // header file generated by MIDL compiler
        !            28: 
        !            29: #define PURPOSE \
        !            30: "This Microsoft RPC Version 1.0 sample program demonstrates\n\
        !            31: the use of the [string] attribute. For more information\n\
        !            32: about the attributes and the RPC API functions, see the\n\
        !            33: RPC programming guide and reference.\n\n"
        !            34: 
        !            35: void Usage(char * pszProgramName)
        !            36: {
        !            37:     fprintf(stderr, "%s", PURPOSE);
        !            38:     fprintf(stderr, "Usage:  %s\n", pszProgramName);
        !            39:     fprintf(stderr, " -p protocol_sequence\n");
        !            40:     fprintf(stderr, " -e endpoint\n");
        !            41:     fprintf(stderr, " -m maxcalls\n");
        !            42:     fprintf(stderr, " -n mincalls\n");
        !            43:     fprintf(stderr, " -f flag_wait_op\n");
        !            44:     exit(1);
        !            45: }
        !            46: 
        !            47: /* main:  register the interface, start listening for clients */
        !            48: void _CRTAPI1 main(int argc, char * argv[])
        !            49: {
        !            50:     RPC_STATUS status;
        !            51:     unsigned char * pszProtocolSequence = "ncacn_np";
        !            52:     unsigned char * pszSecurity         = NULL;
        !            53:     unsigned char * pszEndpoint         = "\\pipe\\callback";
        !            54:     unsigned int    cMinCalls           = 1;
        !            55:     unsigned int    cMaxCalls           = 20;
        !            56:     unsigned int    fDontWait           = FALSE;
        !            57:     int i;
        !            58: 
        !            59:     /* allow the user to override settings with command line switches */
        !            60:     for (i = 1; i < argc; i++) {
        !            61:         if ((*argv[i] == '-') || (*argv[i] == '/')) {
        !            62:             switch (tolower(*(argv[i]+1))) {
        !            63:             case 'p':  // protocol sequence
        !            64:                 pszProtocolSequence = argv[++i];
        !            65:                 break;
        !            66:             case 'e':
        !            67:                 pszEndpoint = argv[++i];
        !            68:                 break;
        !            69:             case 'm':
        !            70:                 cMaxCalls = (unsigned int) atoi(argv[++i]);
        !            71:                 break;
        !            72:             case 'n':
        !            73:                 cMinCalls = (unsigned int) atoi(argv[++i]);
        !            74:                 break;
        !            75:             case 'f':
        !            76:                 fDontWait = (unsigned int) atoi(argv[++i]);
        !            77:                 break;
        !            78:             case 'h':
        !            79:             case '?':
        !            80:             default:
        !            81:                 Usage(argv[0]);
        !            82:             }
        !            83:         }
        !            84:         else
        !            85:             Usage(argv[0]);
        !            86:     }
        !            87: 
        !            88:     status = RpcServerUseProtseqEp(pszProtocolSequence,
        !            89:                                    cMaxCalls,   
        !            90:                                    pszEndpoint,
        !            91:                                    pszSecurity);  // Security descriptor
        !            92:     printf("RpcServerUseProtseqEp returned 0x%x\n", status);
        !            93:     if (status) {
        !            94:         exit(status);
        !            95:     }
        !            96: 
        !            97:     status = RpcServerRegisterIf(callback_ServerIfHandle,  // interface to register
        !            98:                                  NULL,   // MgrTypeUuid
        !            99:                                  NULL);  // MgrEpv; null means use default
        !           100:     printf("RpcServerRegisterIf returned 0x%x\n", status);
        !           101:     if (status) {
        !           102:         exit(status);
        !           103:     }
        !           104: 
        !           105:     printf("Calling RpcServerListen\n");
        !           106:     status = RpcServerListen(cMinCalls,
        !           107:                              cMaxCalls,
        !           108:                              fDontWait);
        !           109:     printf("RpcServerListen returned: 0x%x\n", status);
        !           110:     if (status) {
        !           111:         exit(status);
        !           112:     }
        !           113: 
        !           114:     if (fDontWait) {
        !           115:         printf("Calling RpcMgmtWaitServerListen\n");
        !           116:         status = RpcMgmtWaitServerListen();  //  wait operation
        !           117:         printf("RpcMgmtWaitServerListen returned: 0x%x\n", status);
        !           118:         if (status) {
        !           119:             exit(status);
        !           120:         }
        !           121:     }
        !           122: 
        !           123: }  // end main() 
        !           124: 
        !           125: 
        !           126: /*********************************************************************/
        !           127: /*                 MIDL allocate and free                            */
        !           128: /*********************************************************************/
        !           129: 
        !           130: void __RPC_FAR * __RPC_API midl_user_allocate(size_t len)
        !           131: {
        !           132:     return(malloc(len));
        !           133: }
        !           134: 
        !           135: void __RPC_API midl_user_free(void __RPC_FAR * ptr)
        !           136: {
        !           137:     free(ptr);
        !           138: }
        !           139: 
        !           140: /* end file calls.c */

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