--- mstools/samples/rpc/mandel/server.c	2018/08/09 18:20:56	1.1.1.2
+++ mstools/samples/rpc/mandel/server.c	2018/08/09 18:22:00	1.1.1.3
@@ -6,10 +6,17 @@
 //
 //  File:	mandel\server.c
 //
+//
+//  Usage:	server	 -p protocol_sequence
+//			 -e endpoint
+//			 -m max calls
+//			 -n min calls
+//			 -s security descriptor
+//			 -f flag for RpcServerListen
+//
 //  Contents:	Mandelbrot sample program
 //
 //  Functions:	main - register interface and listen for clients
-//
 //--------------------------------------------------------------------------
 */
 
@@ -24,34 +31,99 @@
 
 HANDLE hSharedBuf = NULL;
 
-void main(void)
+void Usage(char * pszProgramName)
+{
+    fprintf(stderr, "Usage:  %s\n", pszProgramName);
+    fprintf(stderr, " -p protocol_sequence\n");
+    fprintf(stderr, " -e endpoint\n");
+    fprintf(stderr, " -m maxcalls\n");
+    fprintf(stderr, " -n mincalls\n");
+    fprintf(stderr, " -f flag_wait_op\n");
+    fprintf(stderr, " -s security_descriptor\n");
+    exit(1);
+}
+
+/* main:  register the interface, start listening for clients */
+void _CRTAPI1 main(int argc, char * argv[])
 {
     RPC_STATUS status;
-    char * pszEndpoint = "\\pipe\\mandel";
+    unsigned char * pszProtocolSequence = "ncacn_np";
+    unsigned char * pszSecurity 	= NULL;
+    unsigned char * pszEndpoint 	= "\\pipe\\mandel";
+    unsigned int    cMinCalls		= 1;
+    unsigned int    cMaxCalls		= 20;
+    unsigned int    fDontWait		= FALSE;
+    int i;
+
+    // allow the user to override settings with command line switches
+    for (i = 1; i < argc; i++) {
+	if ((*argv[i] == '-') || (*argv[i] == '/')) {
+	    switch (tolower(*(argv[i]+1))) {
+		case 'p':  // protocol sequence
+		    pszProtocolSequence = argv[++i];
+		    break;
+		case 'e':
+		    pszEndpoint = argv[++i];
+		    break;
+		case 'm':
+		    cMaxCalls = (unsigned int) atoi(argv[++i]);
+		    break;
+		case 'n':
+		    cMinCalls = (unsigned int) atoi(argv[++i]);
+		    break;
+		case 'f':
+		    fDontWait = (unsigned int) atoi(argv[++i]);
+		    break;
+		case 's':
+		    pszSecurity = argv[++i];
+		    break;
+		case 'h':
+		case '?':
+		default:
+		    Usage(argv[0]);
+	    }
+	}
+	else
+	    Usage(argv[0]);
+    }
 
     hSharedBuf = GlobalAlloc(GMEM_FIXED, MAX_BUFSIZE);
 
-/*  Select named pipes as the transport type and provide the     */
-/*  name of the named pipe that is used for RPC.                 */
-
-    status = RpcServerUseProtseqEp("ncacn_np",
-                                   1, // maximum concurrent calls
+    status = RpcServerUseProtseqEp(pszProtocolSequence,
+				   cMaxCalls, // max concurrent calls
                                    pszEndpoint,
-				   0);
+				   pszSecurity);  // Security descriptor
     printf("RpcServerUseProtseqEp returned 0x%x\n", status);
     if (status) {
-        exit(2);
+	exit(status);
     }
 
-    status = RpcServerRegisterIf(mdlrpc_ServerIfHandle, 0, 0);
+    status = RpcServerRegisterIf(
+		 mdlrpc_ServerIfHandle, // interface to register
+		 NULL,		      // MgrTypeUuid
+		 NULL); 	      // MgrEpv; null means use default
     printf("RpcServerRegisterIf returned 0x%x\n", status);
     if (status) {
-        exit(2);
+	exit(status);
     }
+
     printf("Calling RpcServerListen\n");
+    status = RpcServerListen(cMinCalls,
+			     cMaxCalls,
+			     fDontWait);
+    printf("RpcServerListen returned: 0x%x\n", status);
+    if (status) {
+	exit(status);
+    }
 
-    status = RpcServerListen(1,
-			     200); // a very large number
+    if (fDontWait) {
+	printf("Calling RpcMgmtWaitServerListen\n");
+	status = RpcMgmtWaitServerListen();  //  wait operation
+	printf("RpcMgmtWaitServerListen returned: 0x%x\n", status);
+	if (status) {
+	    exit(status);
+	}
+    }
 
 } /* end main() */