110 lines
2.1 KiB
C
110 lines
2.1 KiB
C
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/*++
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Copyright (c) 1996 Microsoft Corporation
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Module Name:
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ds.c
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Abstract:
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Interface from netlogon to the DS.
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Author:
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Cliff Van Dyke (CliffV) 24-Apr-1996
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Revision History:
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--*/
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//
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// Common include files.
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//
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#include "logonsrv.h" // Include files common to entire service
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#pragma hdrstop
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//
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// Include files specific to this .c file
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//
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NET_API_STATUS
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NlGetRoleInformation(
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PDOMAIN_INFO DomainInfo,
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PBOOLEAN IsPdc,
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PBOOLEAN Nt4MixedDomain
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)
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/*++
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Routine Description:
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This routine gets the information from the DS we need to determine our
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role.
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Arguments:
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DomainInfo - Domain the role is being determined for
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IsPdc - TRUE if this machine is the PDC
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Nt4MixedDomain - TRUE if there are NT 4 DCs in this domain.
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Return Value:
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Status of the operation.
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--*/
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{
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NET_API_STATUS NetStatus;
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NTSTATUS Status;
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PSAMPR_DOMAIN_INFO_BUFFER DomainServerRole = NULL;
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//
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// Ask Sam if this is a mixed domain.
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//
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*Nt4MixedDomain = SamIMixedDomain( DomainInfo->DomSamServerHandle );
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//
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// The SAM account domain has the authoritative copy of the machine's role
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//
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Status = SamrQueryInformationDomain( DomainInfo->DomSamAccountDomainHandle,
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DomainServerRoleInformation,
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&DomainServerRole );
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if ( !NT_SUCCESS(Status) ) {
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NlPrintDom(( NL_CRITICAL, DomainInfo,
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"NlGetRoleInformation: Cannot SamQueryInformationDomain (Role): %lx\n",
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Status ));
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NetStatus = NetpNtStatusToApiStatus( Status );
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DomainServerRole = NULL;
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goto Cleanup;
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}
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if ( DomainServerRole->Role.DomainServerRole == DomainServerRolePrimary ) {
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*IsPdc = TRUE;
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} else {
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*IsPdc = FALSE;
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}
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NetStatus = NERR_Success;
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Cleanup:
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//
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// Free locally used resources.
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//
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if ( DomainServerRole != NULL ) {
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SamIFree_SAMPR_DOMAIN_INFO_BUFFER( DomainServerRole,
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DomainServerRoleInformation);
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}
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return NetStatus;
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}
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