NSSERV.C
/****************************************************************************
Microsoft RPC Version 2.0
Copyright Microsoft Corp. 1992, 1993, 1994- 1996
nhello Example
FILE: nsserv.c
USAGE: nsserv
-m maxcalls
-n mincalls
-f flag for RpcServerListen wait
-a nhello_sample_nsi_entry_name
-t name_syntax_type
PURPOSE: Server side of RPC distributed application nhello
FUNCTIONS: main() - registers server as RPC server
COMMENTS:
****************************************************************************/
#include <stdlib.h>
#include <stdio.h>
#include <ctype.h>
#include <tchar.h>
#include "nhello.h" // header file generated by MIDL compiler
#include "service.h"
VOID ServiceStart (DWORD dwArgc, LPTSTR *lpszArgv)
{
RPC_STATUS status;
RPC_STATUS temp_status;
RPC_BINDING_VECTOR * pBindingVector = NULL;
unsigned char * pszEntryName = "/.:/nhello_sample";
unsigned char * pszSecurity = NULL;
unsigned int cMinCalls = 1;
unsigned int cMaxCalls = 20;
unsigned int fDontWait = 0;
unsigned int fNameSyntaxType = RPC_C_NS_SYNTAX_DEFAULT;
BOOL bRegistered = FALSE;
BOOL bEndpoint = FALSE;
BOOL bExported = FALSE;
BOOL bProto = FALSE;
DWORD i;
/* allow the user to override settings with command line switches */
for (i = 1; i < dwArgc; i++) {
if ((*(lpszArgv[i]) == '-') || (*(lpszArgv[i]) == '/')) {
switch (tolower(*((lpszArgv[i])+1))) {
case 'm':
cMaxCalls = (unsigned int) atoi(lpszArgv[++i]);
break;
case 'n':
cMinCalls = (unsigned int) atoi(lpszArgv[++i]);
break;
case 'f':
fDontWait = (unsigned int) atoi(lpszArgv[++i]);
break;
case 'a':
pszEntryName = lpszArgv[++i];
break;
case 't':
fNameSyntaxType = (unsigned int) atoi(lpszArgv[++i]);
break;
}
}
}
// Prepare to Use All Protseqs
if (!ReportStatusToSCMgr(
SERVICE_START_PENDING, // service state
NO_ERROR, // exit code
30000)) // wait hint - UseAll can take quite a while
goto cleanup;
printf("CallingRpcServerUseAllProtseqs...\n");
status = RpcServerUseAllProtseqs( cMaxCalls, pszSecurity );
printf("RpcServerUseAllProtseqs returned 0x%x\n", status);
if (status)
goto cleanup;
// Prepare to Register Interface
if (!ReportStatusToSCMgr(
SERVICE_START_PENDING, // service state
NO_ERROR, // exit code
30000)) // wait hint
goto cleanup;
status = RpcServerRegisterIf(nhello_v1_0_s_ifspec, // interface to register
NULL, // MgrTypeUuid
NULL); // MgrEpv; null means use default
printf( TEXT("RpcServerRegisterIf returned 0x%x\n"), status);
if (status)
goto cleanup;
else
bRegistered = TRUE;
// Prepare to Inquire Bindings
if (!ReportStatusToSCMgr(
SERVICE_START_PENDING, // service state
NO_ERROR, // exit code
30000)) // wait hint - Inq can take quite a while
goto cleanup;
status = RpcServerInqBindings(&pBindingVector);
printf( TEXT("RpcServerInqBindings returned 0x%x\n"), status);
if (status)
goto cleanup;
// Prepare to Register Endpoint
if (!ReportStatusToSCMgr(
SERVICE_START_PENDING, // service state
NO_ERROR, // exit code
45000)) // wait hint - Inq can take quite a while
goto cleanup;
status = RpcEpRegister(nhello_v1_0_s_ifspec,
pBindingVector,
NULL,
NULL);
printf( TEXT("RpcEpRegister returned 0x%x\n"), status);
if (status)
goto cleanup;
else
bEndpoint = TRUE;
// Prepare to Export to NameService
if (!ReportStatusToSCMgr(
SERVICE_START_PENDING, // service state
NO_ERROR, // exit code
45000)) // wait hint
goto cleanup;
status = RpcNsBindingExport(fNameSyntaxType, // name syntax type
pszEntryName, // nsi entry name
nhello_v1_0_s_ifspec,
pBindingVector, // set in previous call
NULL); // UUID vector
printf( TEXT("RpcNsBindingExport returned 0x%x\n"), status);
if (status)
goto cleanup;
else
bExported = TRUE;
// Prepare to start listening. At this point the service is initialized
if (!ReportStatusToSCMgr(
SERVICE_RUNNING, // service state
NO_ERROR, // exit code
0)) // wait hint
goto cleanup;
printf( TEXT("Calling RpcServerListen\n"));
status = RpcServerListen(cMinCalls,
cMaxCalls,
fDontWait ); // wait flag
printf( TEXT("RpcServerListen returned: 0x%x\n"), status);
if (status) {
goto cleanup;
}
if (fDontWait) {
printf("Calling RpcMgmtWaitServerListen\n");
status = RpcMgmtWaitServerListen(); // wait operation
printf("RpcMgmtWaitServerListen returned: 0x%x\n", status);
}
cleanup:
if ( bExported )
{
ReportStatusToSCMgr(
SERVICE_STOP_PENDING, // service state
NO_ERROR, // exit code
3000); // wait hint
temp_status = RpcNsBindingUnexport(RPC_C_NS_SYNTAX_DEFAULT, // name syntax type
pszEntryName, // nsi entry name
nhello_v1_0_s_ifspec,
NULL); // UUID vector
printf( TEXT("RpcNsBindingUnexport returned 0x%x\n"), temp_status);
}
if ( bEndpoint )
{
ReportStatusToSCMgr(
SERVICE_STOP_PENDING, // service state
NO_ERROR, // exit code
3000); // wait hint
temp_status = RpcEpUnregister(nhello_v1_0_s_ifspec,
pBindingVector,
NULL);
printf( TEXT("RpcEpUnregister returned 0x%x\n"), temp_status);
}
if ( pBindingVector )
{
ReportStatusToSCMgr(
SERVICE_STOP_PENDING, // service state
NO_ERROR, // exit code
3000); // wait hint
temp_status = RpcBindingVectorFree(&pBindingVector);
printf( TEXT("RpcBindingVectorFree returned 0x%x\n"), temp_status);
}
if ( bRegistered )
{
ReportStatusToSCMgr(
SERVICE_STOP_PENDING, // service state
NO_ERROR, // exit code
3000); // wait hint
temp_status = RpcServerUnregisterIf(nhello_v1_0_s_ifspec, // interface to register
NULL, // MgrTypeUuid
1); // wait for outstanding calls
printf( TEXT("RpcServerUnregisterIf returned 0x%x\n"), temp_status);
}
ReportStatusToSCMgr(
SERVICE_STOP_PENDING, // service state
NO_ERROR, // exit code
3000); // wait hint
}
void ServiceStop( )
{
RPC_STATUS status;
ReportStatusToSCMgr(
SERVICE_STOP_PENDING, // service state
NO_ERROR, // exit code
3000); // wait hint
status = RpcMgmtIsServerListening( NULL );
printf( TEXT("RpcMgmtIsServerListening returned 0x%x\n"), status);
if ( status == RPC_S_OK )
RpcMgmtStopServerListening( NULL );
}
/*********************************************************************/
/* MIDL allocate and free */
/*********************************************************************/
void __RPC_FAR * __RPC_USER midl_user_allocate(size_t len)
{
return(malloc(len));
}
void __RPC_USER midl_user_free(void __RPC_FAR * ptr)
{
free(ptr);
}
/* end file nsserv.c */