SepExports.SeAuthenticatedUsersSid = SeAuthenticatedUsersSid;
SepExports.SeRestrictedSid = SeRestrictedSid;
SepExports.SeAnonymousLogonSid = SeAnonymousLogonSid;
+ SepExports.SeLocalServiceSid = SeLocalServiceSid;
+ SepExports.SeNetworkServiceSid = SeNetworkServiceSid;
SepExports.SeUndockPrivilege = SeUndockPrivilege;
SepExports.SeSyncAgentPrivilege = SeSyncAgentPrivilege;
SepExports.SeEnableDelegationPrivilege = SeEnableDelegationPrivilege;
+ SepExports.SeManageVolumePrivilege = SeManageVolumePrivilege;
+ SepExports.SeImpersonatePrivilege = SeImpersonatePrivilege;
+ SepExports.SeCreateGlobalPrivilege = SeCreateGlobalPrivilege;
SeExports = &SepExports;
return TRUE;
INIT_FUNCTION
SepInitializationPhase1(VOID)
{
+ OBJECT_ATTRIBUTES ObjectAttributes;
+ UNICODE_STRING Name;
+ HANDLE SecurityHandle;
+ HANDLE EventHandle;
NTSTATUS Status;
PAGED_CODE();
NULL);
ASSERT(NT_SUCCESS(Status));
- /* FIXME: TODO \\ Security directory */
+ /* TODO: Create a security desscriptor for the directory */
+
+ /* Create '\Security' directory */
+ RtlInitUnicodeString(&Name, L"\\Security");
+ InitializeObjectAttributes(&ObjectAttributes,
+ &Name,
+ OBJ_PERMANENT | OBJ_CASE_INSENSITIVE,
+ 0,
+ NULL);
+
+ Status = ZwCreateDirectoryObject(&SecurityHandle,
+ DIRECTORY_ALL_ACCESS,
+ &ObjectAttributes);
+ ASSERT(NT_SUCCESS(Status));
+
+ /* Create 'LSA_AUTHENTICATION_INITIALIZED' event */
+ RtlInitUnicodeString(&Name, L"LSA_AUTHENTICATION_INITIALIZED");
+ InitializeObjectAttributes(&ObjectAttributes,
+ &Name,
+ OBJ_PERMANENT | OBJ_CASE_INSENSITIVE,
+ SecurityHandle,
+ SePublicDefaultSd);
+
+ Status = ZwCreateEvent(&EventHandle,
+ GENERIC_WRITE,
+ &ObjectAttributes,
+ NotificationEvent,
+ FALSE);
+ ASSERT(NT_SUCCESS(Status));
+
+ Status = ZwClose(EventHandle);
+ ASSERT(NT_SUCCESS(Status));
+
+ Status = ZwClose(SecurityHandle);
+ ASSERT(NT_SUCCESS(Status));
+
return TRUE;
}
}
}
-BOOLEAN
-NTAPI
-INIT_FUNCTION
-SeInitSRM(VOID)
-{
- OBJECT_ATTRIBUTES ObjectAttributes;
- UNICODE_STRING Name;
- HANDLE DirectoryHandle;
- HANDLE EventHandle;
- NTSTATUS Status;
-
- /* Create '\Security' directory */
- RtlInitUnicodeString(&Name,
- L"\\Security");
- InitializeObjectAttributes(&ObjectAttributes,
- &Name,
- OBJ_PERMANENT,
- 0,
- NULL);
- Status = ZwCreateDirectoryObject(&DirectoryHandle,
- DIRECTORY_ALL_ACCESS,
- &ObjectAttributes);
- if (!NT_SUCCESS(Status))
- {
- DPRINT1("Failed to create 'Security' directory!\n");
- return FALSE;
- }
-
- /* Create 'LSA_AUTHENTICATION_INITALIZED' event */
- RtlInitUnicodeString(&Name,
- L"\\LSA_AUTHENTICATION_INITALIZED");
- InitializeObjectAttributes(&ObjectAttributes,
- &Name,
- OBJ_PERMANENT,
- DirectoryHandle,
- SePublicDefaultSd);
- Status = ZwCreateEvent(&EventHandle,
- EVENT_ALL_ACCESS,
- &ObjectAttributes,
- SynchronizationEvent,
- FALSE);
- if (!NT_SUCCESS(Status))
- {
- DPRINT1("Failed to create 'LSA_AUTHENTICATION_INITALIZED' event!\n");
- NtClose(DirectoryHandle);
- return FALSE;
- }
-
- ZwClose(EventHandle);
- ZwClose(DirectoryHandle);
-
- /* FIXME: Create SRM port and listener thread */
-
- return TRUE;
-}
-
NTSTATUS
NTAPI
SeDefaultObjectMethod(IN PVOID Object,
return STATUS_SUCCESS;
}
-static BOOLEAN
-SepSidInToken(PACCESS_TOKEN _Token,
- PSID Sid)
-{
- ULONG i;
- PTOKEN Token = (PTOKEN)_Token;
-
- PAGED_CODE();
-
- SidInTokenCalls++;
- if (!(SidInTokenCalls % 10000)) DPRINT1("SidInToken Calls: %d\n", SidInTokenCalls);
-
- if (Token->UserAndGroupCount == 0)
- {
- return FALSE;
- }
-
- for (i=0; i<Token->UserAndGroupCount; i++)
- {
- if (RtlEqualSid(Sid, Token->UserAndGroups[i].Sid))
- {
- if ((i == 0)|| (Token->UserAndGroups[i].Attributes & SE_GROUP_ENABLED))
- {
- return TRUE;
- }
-
- return FALSE;
- }
- }
-
- return FALSE;
-}
-
-static BOOLEAN
-SepTokenIsOwner(PACCESS_TOKEN Token,
- PSECURITY_DESCRIPTOR SecurityDescriptor)
-{
- NTSTATUS Status;
- PSID Sid = NULL;
- BOOLEAN Defaulted;
-
- Status = RtlGetOwnerSecurityDescriptor(SecurityDescriptor,
- &Sid,
- &Defaulted);
- if (!NT_SUCCESS(Status))
- {
- DPRINT1("RtlGetOwnerSecurityDescriptor() failed (Status %lx)\n", Status);
- return FALSE;
- }
-
- if (Sid == NULL)
- {
- DPRINT1("Owner Sid is NULL\n");
- return FALSE;
- }
-
- return SepSidInToken(Token, Sid);
-}
-
VOID
NTAPI
SeQuerySecurityAccessMask(IN SECURITY_INFORMATION SecurityInformation,
}
}
-
-#define OLD_ACCESS_CHECK
-
-BOOLEAN NTAPI
-SepAccessCheck(IN PSECURITY_DESCRIPTOR SecurityDescriptor,
- IN PSECURITY_SUBJECT_CONTEXT SubjectSecurityContext,
- IN ACCESS_MASK DesiredAccess,
- IN ACCESS_MASK PreviouslyGrantedAccess,
- OUT PPRIVILEGE_SET* Privileges,
- IN PGENERIC_MAPPING GenericMapping,
- IN KPROCESSOR_MODE AccessMode,
- OUT PACCESS_MASK GrantedAccess,
- OUT PNTSTATUS AccessStatus)
-{
- LUID_AND_ATTRIBUTES Privilege;
-#ifdef OLD_ACCESS_CHECK
- ACCESS_MASK CurrentAccess, AccessMask;
-#endif
- ACCESS_MASK RemainingAccess;
- ACCESS_MASK TempAccess;
- ACCESS_MASK TempGrantedAccess = 0;
- ACCESS_MASK TempDeniedAccess = 0;
- PACCESS_TOKEN Token;
- ULONG i;
- PACL Dacl;
- BOOLEAN Present;
- BOOLEAN Defaulted;
- PACE CurrentAce;
- PSID Sid;
- NTSTATUS Status;
- PAGED_CODE();
-
- /* Check for no access desired */
- if (!DesiredAccess)
- {
- /* Check if we had no previous access */
- if (!PreviouslyGrantedAccess)
- {
- /* Then there's nothing to give */
- *AccessStatus = STATUS_ACCESS_DENIED;
- return FALSE;
- }
-
- /* Return the previous access only */
- *GrantedAccess = PreviouslyGrantedAccess;
- *AccessStatus = STATUS_SUCCESS;
- *Privileges = NULL;
- return TRUE;
- }
-
- /* Map given accesses */
- RtlMapGenericMask(&DesiredAccess, GenericMapping);
- if (PreviouslyGrantedAccess)
- RtlMapGenericMask(&PreviouslyGrantedAccess, GenericMapping);
-
-#ifdef OLD_ACCESS_CHECK
- CurrentAccess = PreviouslyGrantedAccess;
-#endif
- /* Initialize remaining access rights */
- RemainingAccess = DesiredAccess;
-
- Token = SubjectSecurityContext->ClientToken ?
- SubjectSecurityContext->ClientToken : SubjectSecurityContext->PrimaryToken;
-
- /* Check for system security access */
- if (RemainingAccess & ACCESS_SYSTEM_SECURITY)
- {
- Privilege.Luid = SeSecurityPrivilege;
- Privilege.Attributes = SE_PRIVILEGE_ENABLED;
-
- /* Fail if we do not the SeSecurityPrivilege */
- if (!SepPrivilegeCheck(Token,
- &Privilege,
- 1,
- PRIVILEGE_SET_ALL_NECESSARY,
- AccessMode))
- {
- *AccessStatus = STATUS_PRIVILEGE_NOT_HELD;
- return FALSE;
- }
-
- /* Adjust access rights */
- RemainingAccess &= ~ACCESS_SYSTEM_SECURITY;
- PreviouslyGrantedAccess |= ACCESS_SYSTEM_SECURITY;
-
- /* Succeed if there are no more rights to grant */
- if (RemainingAccess == 0)
- {
- *GrantedAccess = PreviouslyGrantedAccess;
- *AccessStatus = STATUS_SUCCESS;
- return TRUE;
- }
- }
-
- /* Get the DACL */
- Status = RtlGetDaclSecurityDescriptor(SecurityDescriptor,
- &Present,
- &Dacl,
- &Defaulted);
- if (!NT_SUCCESS(Status))
- {
- *AccessStatus = Status;
- return FALSE;
- }
-
- /* RULE 1: Grant desired access if the object is unprotected */
- if (Present == FALSE || Dacl == NULL)
- {
- if (DesiredAccess & MAXIMUM_ALLOWED)
- {
- *GrantedAccess = GenericMapping->GenericAll;
- *GrantedAccess |= (DesiredAccess & ~MAXIMUM_ALLOWED);
- }
- else
- {
- *GrantedAccess = DesiredAccess | PreviouslyGrantedAccess;
- }
-
- *AccessStatus = STATUS_SUCCESS;
- return TRUE;
- }
-
-#ifdef OLD_ACCESS_CHECK
- CurrentAccess = PreviouslyGrantedAccess;
-#endif
-
- /* RULE 2: Check token for 'take ownership' privilege */
- if (DesiredAccess & WRITE_OWNER)
- {
- Privilege.Luid = SeTakeOwnershipPrivilege;
- Privilege.Attributes = SE_PRIVILEGE_ENABLED;
-
- if (SepPrivilegeCheck(Token,
- &Privilege,
- 1,
- PRIVILEGE_SET_ALL_NECESSARY,
- AccessMode))
- {
- /* Adjust access rights */
- RemainingAccess &= ~WRITE_OWNER;
- PreviouslyGrantedAccess |= WRITE_OWNER;
-#ifdef OLD_ACCESS_CHECK
- CurrentAccess |= WRITE_OWNER;
-#endif
-
- /* Succeed if there are no more rights to grant */
- if (RemainingAccess == 0)
- {
- *GrantedAccess = PreviouslyGrantedAccess;
- *AccessStatus = STATUS_SUCCESS;
- return TRUE;
- }
- }
- }
-
- /* Deny access if the DACL is empty */
- if (Dacl->AceCount == 0)
- {
- if (RemainingAccess == MAXIMUM_ALLOWED && PreviouslyGrantedAccess != 0)
- {
- *GrantedAccess = PreviouslyGrantedAccess;
- *AccessStatus = STATUS_SUCCESS;
- return TRUE;
- }
- else
- {
- *GrantedAccess = 0;
- *AccessStatus = STATUS_ACCESS_DENIED;
- return FALSE;
- }
- }
-
- /* Fail if DACL is absent */
- if (Present == FALSE)
- {
- *GrantedAccess = 0;
- *AccessStatus = STATUS_ACCESS_DENIED;
- return FALSE;
- }
-
- /* Determine the MAXIMUM_ALLOWED access rights according to the DACL */
- if (DesiredAccess & MAXIMUM_ALLOWED)
- {
- CurrentAce = (PACE)(Dacl + 1);
- for (i = 0; i < Dacl->AceCount; i++)
- {
- if (!(CurrentAce->Header.AceFlags & INHERIT_ONLY_ACE))
- {
- Sid = (PSID)(CurrentAce + 1);
- if (CurrentAce->Header.AceType == ACCESS_DENIED_ACE_TYPE)
- {
- if (SepSidInToken(Token, Sid))
- {
- /* Map access rights from the ACE */
- TempAccess = CurrentAce->AccessMask;
- RtlMapGenericMask(&TempAccess, GenericMapping);
-
- /* Deny access rights that have not been granted yet */
- TempDeniedAccess |= (TempAccess & ~TempGrantedAccess);
- }
- }
- else if (CurrentAce->Header.AceType == ACCESS_ALLOWED_ACE_TYPE)
- {
- if (SepSidInToken(Token, Sid))
- {
- /* Map access rights from the ACE */
- TempAccess = CurrentAce->AccessMask;
- RtlMapGenericMask(&TempAccess, GenericMapping);
-
- /* Grant access rights that have not been denied yet */
- TempGrantedAccess |= (TempAccess & ~TempDeniedAccess);
- }
- }
- else
- {
- DPRINT1("Unsupported ACE type 0x%lx\n", CurrentAce->Header.AceType);
- }
- }
-
- /* Get the next ACE */
- CurrentAce = (PACE)((ULONG_PTR)CurrentAce + CurrentAce->Header.AceSize);
- }
-
- /* Fail if some rights have not been granted */
- RemainingAccess &= ~(MAXIMUM_ALLOWED | TempGrantedAccess);
- if (RemainingAccess != 0)
- {
- *GrantedAccess = 0;
- *AccessStatus = STATUS_ACCESS_DENIED;
- return FALSE;
- }
-
- /* Set granted access right and access status */
- *GrantedAccess = TempGrantedAccess | PreviouslyGrantedAccess;
- if (*GrantedAccess != 0)
- {
- *AccessStatus = STATUS_SUCCESS;
- return TRUE;
- }
- else
- {
- *AccessStatus = STATUS_ACCESS_DENIED;
- return FALSE;
- }
- }
-
- /* RULE 4: Grant rights according to the DACL */
- CurrentAce = (PACE)(Dacl + 1);
- for (i = 0; i < Dacl->AceCount; i++)
- {
- if (!(CurrentAce->Header.AceFlags & INHERIT_ONLY_ACE))
- {
- Sid = (PSID)(CurrentAce + 1);
- if (CurrentAce->Header.AceType == ACCESS_DENIED_ACE_TYPE)
- {
- if (SepSidInToken(Token, Sid))
- {
-#ifdef OLD_ACCESS_CHECK
- *GrantedAccess = 0;
- *AccessStatus = STATUS_ACCESS_DENIED;
- return FALSE;
-#else
- /* Map access rights from the ACE */
- TempAccess = CurrentAce->AccessMask;
- RtlMapGenericMask(&TempAccess, GenericMapping);
-
- /* Leave if a remaining right must be denied */
- if (RemainingAccess & TempAccess)
- break;
-#endif
- }
- }
- else if (CurrentAce->Header.AceType == ACCESS_ALLOWED_ACE_TYPE)
- {
- if (SepSidInToken(Token, Sid))
- {
-#ifdef OLD_ACCESS_CHECK
- AccessMask = CurrentAce->AccessMask;
- RtlMapGenericMask(&AccessMask, GenericMapping);
- CurrentAccess |= AccessMask;
-#else
- /* Map access rights from the ACE */
- TempAccess = CurrentAce->AccessMask;
- RtlMapGenericMask(&TempAccess, GenericMapping);
-
- /* Remove granted rights */
- RemainingAccess &= ~TempAccess;
-#endif
- }
- }
- else
- {
- DPRINT1("Unsupported ACE type 0x%lx\n", CurrentAce->Header.AceType);
- }
- }
-
- /* Get the next ACE */
- CurrentAce = (PACE)((ULONG_PTR)CurrentAce + CurrentAce->Header.AceSize);
- }
-
-#ifdef OLD_ACCESS_CHECK
- DPRINT("CurrentAccess %08lx\n DesiredAccess %08lx\n",
- CurrentAccess, DesiredAccess);
-
- *GrantedAccess = CurrentAccess & DesiredAccess;
-
- if ((*GrantedAccess & ~VALID_INHERIT_FLAGS) ==
- (DesiredAccess & ~VALID_INHERIT_FLAGS))
- {
- *AccessStatus = STATUS_SUCCESS;
- return TRUE;
- }
- else
- {
- DPRINT1("HACK: Should deny access for caller: granted 0x%lx, desired 0x%lx (generic mapping %p).\n",
- *GrantedAccess, DesiredAccess, GenericMapping);
- //*AccessStatus = STATUS_ACCESS_DENIED;
- //return FALSE;
- *AccessStatus = STATUS_SUCCESS;
- return TRUE;
- }
-#else
- DPRINT("DesiredAccess %08lx\nPreviouslyGrantedAccess %08lx\nRemainingAccess %08lx\n",
- DesiredAccess, PreviouslyGrantedAccess, RemainingAccess);
-
- /* Fail if some rights have not been granted */
- if (RemainingAccess != 0)
- {
- *GrantedAccess = 0;
- *AccessStatus = STATUS_ACCESS_DENIED;
- return FALSE;
- }
-
- /* Set granted access rights */
- *GrantedAccess = DesiredAccess | PreviouslyGrantedAccess;
-
- DPRINT("GrantedAccess %08lx\n", *GrantedAccess);
-
- /* Fail if no rights have been granted */
- if (*GrantedAccess == 0)
- {
- *AccessStatus = STATUS_ACCESS_DENIED;
- return FALSE;
- }
-
- *AccessStatus = STATUS_SUCCESS;
- return TRUE;
-#endif
-}
-
-static PSID
-SepGetSDOwner(IN PSECURITY_DESCRIPTOR _SecurityDescriptor)
-{
- PISECURITY_DESCRIPTOR SecurityDescriptor = _SecurityDescriptor;
- PSID Owner;
-
- if (SecurityDescriptor->Control & SE_SELF_RELATIVE)
- Owner = (PSID)((ULONG_PTR)SecurityDescriptor->Owner +
- (ULONG_PTR)SecurityDescriptor);
- else
- Owner = (PSID)SecurityDescriptor->Owner;
-
- return Owner;
-}
-
-static PSID
-SepGetSDGroup(IN PSECURITY_DESCRIPTOR _SecurityDescriptor)
-{
- PISECURITY_DESCRIPTOR SecurityDescriptor = _SecurityDescriptor;
- PSID Group;
-
- if (SecurityDescriptor->Control & SE_SELF_RELATIVE)
- Group = (PSID)((ULONG_PTR)SecurityDescriptor->Group +
- (ULONG_PTR)SecurityDescriptor);
- else
- Group = (PSID)SecurityDescriptor->Group;
-
- return Group;
-}
-
-
-/* PUBLIC FUNCTIONS ***********************************************************/
-
-/*
- * @implemented
- */
-BOOLEAN
-NTAPI
-SeAccessCheck(IN PSECURITY_DESCRIPTOR SecurityDescriptor,
- IN PSECURITY_SUBJECT_CONTEXT SubjectSecurityContext,
- IN BOOLEAN SubjectContextLocked,
- IN ACCESS_MASK DesiredAccess,
- IN ACCESS_MASK PreviouslyGrantedAccess,
- OUT PPRIVILEGE_SET* Privileges,
- IN PGENERIC_MAPPING GenericMapping,
- IN KPROCESSOR_MODE AccessMode,
- OUT PACCESS_MASK GrantedAccess,
- OUT PNTSTATUS AccessStatus)
-{
- BOOLEAN ret;
-
- PAGED_CODE();
-
- /* Check if this is kernel mode */
- if (AccessMode == KernelMode)
- {
- /* Check if kernel wants everything */
- if (DesiredAccess & MAXIMUM_ALLOWED)
- {
- /* Give it */
- *GrantedAccess = GenericMapping->GenericAll;
- *GrantedAccess |= (DesiredAccess &~ MAXIMUM_ALLOWED);
- *GrantedAccess |= PreviouslyGrantedAccess;
- }
- else
- {
- /* Give the desired and previous access */
- *GrantedAccess = DesiredAccess | PreviouslyGrantedAccess;
- }
-
- /* Success */
- *AccessStatus = STATUS_SUCCESS;
- return TRUE;
- }
-
- /* Check if we didn't get an SD */
- if (!SecurityDescriptor)
- {
- /* Automatic failure */
- *AccessStatus = STATUS_ACCESS_DENIED;
- return FALSE;
- }
-
- /* Check for invalid impersonation */
- if ((SubjectSecurityContext->ClientToken) &&
- (SubjectSecurityContext->ImpersonationLevel < SecurityImpersonation))
- {
- *AccessStatus = STATUS_BAD_IMPERSONATION_LEVEL;
- return FALSE;
- }
-
- /* Acquire the lock if needed */
- if (!SubjectContextLocked)
- SeLockSubjectContext(SubjectSecurityContext);
-
- /* Check if the token is the owner and grant WRITE_DAC and READ_CONTROL rights */
- if (DesiredAccess & (WRITE_DAC | READ_CONTROL | MAXIMUM_ALLOWED))
- {
- PACCESS_TOKEN Token = SubjectSecurityContext->ClientToken ?
- SubjectSecurityContext->ClientToken : SubjectSecurityContext->PrimaryToken;
-
- if (SepTokenIsOwner(Token,
- SecurityDescriptor))
- {
- if (DesiredAccess & MAXIMUM_ALLOWED)
- PreviouslyGrantedAccess |= (WRITE_DAC | READ_CONTROL);
- else
- PreviouslyGrantedAccess |= (DesiredAccess & (WRITE_DAC | READ_CONTROL));
-
- DesiredAccess &= ~(WRITE_DAC | READ_CONTROL);
- }
- }
-
- if (DesiredAccess == 0)
- {
- *GrantedAccess = PreviouslyGrantedAccess;
- *AccessStatus = STATUS_SUCCESS;
- ret = TRUE;
- }
- else
- {
- /* Call the internal function */
- ret = SepAccessCheck(SecurityDescriptor,
- SubjectSecurityContext,
- DesiredAccess,
- PreviouslyGrantedAccess,
- Privileges,
- GenericMapping,
- AccessMode,
- GrantedAccess,
- AccessStatus);
- }
-
- /* Release the lock if needed */
- if (!SubjectContextLocked)
- SeUnlockSubjectContext(SubjectSecurityContext);
-
- return ret;
-}
-
-/* SYSTEM CALLS ***************************************************************/
-
-/*
- * @implemented
- */
NTSTATUS
NTAPI
-NtAccessCheck(IN PSECURITY_DESCRIPTOR SecurityDescriptor,
- IN HANDLE TokenHandle,
- IN ACCESS_MASK DesiredAccess,
- IN PGENERIC_MAPPING GenericMapping,
- OUT PPRIVILEGE_SET PrivilegeSet OPTIONAL,
- IN OUT PULONG PrivilegeSetLength,
- OUT PACCESS_MASK GrantedAccess,
- OUT PNTSTATUS AccessStatus)
+SeReportSecurityEvent(
+ _In_ ULONG Flags,
+ _In_ PUNICODE_STRING SourceName,
+ _In_opt_ PSID UserSid,
+ _In_ PSE_ADT_PARAMETER_ARRAY AuditParameters)
{
- PSECURITY_DESCRIPTOR CapturedSecurityDescriptor = NULL;
- SECURITY_SUBJECT_CONTEXT SubjectSecurityContext;
- KPROCESSOR_MODE PreviousMode = ExGetPreviousMode();
- ACCESS_MASK PreviouslyGrantedAccess = 0;
- PTOKEN Token;
+ SECURITY_SUBJECT_CONTEXT SubjectContext;
+ PTOKEN EffectiveToken;
+ PISID Sid;
NTSTATUS Status;
- PAGED_CODE();
-
- /* Check if this is kernel mode */
- if (PreviousMode == KernelMode)
- {
- /* Check if kernel wants everything */
- if (DesiredAccess & MAXIMUM_ALLOWED)
- {
- /* Give it */
- *GrantedAccess = GenericMapping->GenericAll;
- *GrantedAccess |= (DesiredAccess &~ MAXIMUM_ALLOWED);
- }
- else
- {
- /* Just give the desired access */
- *GrantedAccess = DesiredAccess;
- }
-
- /* Success */
- *AccessStatus = STATUS_SUCCESS;
- return STATUS_SUCCESS;
- }
- /* Protect probe in SEH */
- _SEH2_TRY
+ /* Validate parameters */
+ if ((Flags != 0) ||
+ (SourceName == NULL) ||
+ (SourceName->Buffer == NULL) ||
+ (SourceName->Length == 0) ||
+ (AuditParameters == NULL) ||
+ (AuditParameters->ParameterCount > SE_MAX_AUDIT_PARAMETERS - 4))
{
- /* Probe all pointers */
- ProbeForRead(GenericMapping, sizeof(GENERIC_MAPPING), sizeof(ULONG));
- ProbeForRead(PrivilegeSetLength, sizeof(ULONG), sizeof(ULONG));
- ProbeForWrite(PrivilegeSet, *PrivilegeSetLength, sizeof(ULONG));
- ProbeForWrite(GrantedAccess, sizeof(ACCESS_MASK), sizeof(ULONG));
- ProbeForWrite(AccessStatus, sizeof(NTSTATUS), sizeof(ULONG));
- }
- _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
- {
- /* Return the exception code */
- _SEH2_YIELD(return _SEH2_GetExceptionCode());
- }
- _SEH2_END;
-
- /* Check for unmapped access rights */
- if (DesiredAccess & (GENERIC_READ | GENERIC_WRITE | GENERIC_EXECUTE | GENERIC_ALL))
- return STATUS_GENERIC_NOT_MAPPED;
-
- /* Reference the token */
- Status = ObReferenceObjectByHandle(TokenHandle,
- TOKEN_QUERY,
- SepTokenObjectType,
- PreviousMode,
- (PVOID*)&Token,
- NULL);
- if (!NT_SUCCESS(Status))
- {
- DPRINT("Failed to reference token (Status %lx)\n", Status);
- return Status;
+ return STATUS_INVALID_PARAMETER;
}
- /* Check token type */
- if (Token->TokenType != TokenImpersonation)
- {
- DPRINT("No impersonation token\n");
- ObDereferenceObject(Token);
- return STATUS_NO_IMPERSONATION_TOKEN;
- }
-
- /* Check the impersonation level */
- if (Token->ImpersonationLevel < SecurityIdentification)
- {
- DPRINT("Impersonation level < SecurityIdentification\n");
- ObDereferenceObject(Token);
- return STATUS_BAD_IMPERSONATION_LEVEL;
- }
-
- /* Capture the security descriptor */
- Status = SeCaptureSecurityDescriptor(SecurityDescriptor,
- PreviousMode,
- PagedPool,
- FALSE,
- &CapturedSecurityDescriptor);
+ /* Validate the source name */
+ Status = RtlValidateUnicodeString(0, SourceName);
if (!NT_SUCCESS(Status))
{
- DPRINT("Failed to capture the Security Descriptor\n");
- ObDereferenceObject(Token);
return Status;
}
- /* Check the captured security descriptor */
- if (CapturedSecurityDescriptor == NULL)
- {
- DPRINT("Security Descriptor is NULL\n");
- ObDereferenceObject(Token);
- return STATUS_INVALID_SECURITY_DESCR;
- }
-
- /* Check security descriptor for valid owner and group */
- if (SepGetSDOwner(SecurityDescriptor) == NULL || // FIXME: use CapturedSecurityDescriptor
- SepGetSDGroup(SecurityDescriptor) == NULL) // FIXME: use CapturedSecurityDescriptor
- {
- DPRINT("Security Descriptor does not have a valid group or owner\n");
- SeReleaseSecurityDescriptor(CapturedSecurityDescriptor,
- PreviousMode,
- FALSE);
- ObDereferenceObject(Token);
- return STATUS_INVALID_SECURITY_DESCR;
- }
-
- /* Set up the subject context, and lock it */
- SubjectSecurityContext.ClientToken = Token;
- SubjectSecurityContext.ImpersonationLevel = Token->ImpersonationLevel;
- SubjectSecurityContext.PrimaryToken = NULL;
- SubjectSecurityContext.ProcessAuditId = NULL;
- SeLockSubjectContext(&SubjectSecurityContext);
-
- /* Check if the token is the owner and grant WRITE_DAC and READ_CONTROL rights */
- if (DesiredAccess & (WRITE_DAC | READ_CONTROL | MAXIMUM_ALLOWED))
+ /* Check if we have a user SID */
+ if (UserSid != NULL)
{
- if (SepTokenIsOwner(Token, SecurityDescriptor)) // FIXME: use CapturedSecurityDescriptor
+ /* Validate it */
+ if (!RtlValidSid(UserSid))
{
- if (DesiredAccess & MAXIMUM_ALLOWED)
- PreviouslyGrantedAccess |= (WRITE_DAC | READ_CONTROL);
- else
- PreviouslyGrantedAccess |= (DesiredAccess & (WRITE_DAC | READ_CONTROL));
-
- DesiredAccess &= ~(WRITE_DAC | READ_CONTROL);
+ return STATUS_INVALID_PARAMETER;
}
- }
- if (DesiredAccess == 0)
- {
- *GrantedAccess = PreviouslyGrantedAccess;
- *AccessStatus = STATUS_SUCCESS;
+ /* Use the user SID */
+ Sid = UserSid;
}
else
{
- /* Now perform the access check */
- SepAccessCheck(SecurityDescriptor, // FIXME: use CapturedSecurityDescriptor
- &SubjectSecurityContext,
- DesiredAccess,
- PreviouslyGrantedAccess,
- &PrivilegeSet, //FIXME
- GenericMapping,
- PreviousMode,
- GrantedAccess,
- AccessStatus);
- }
-
- /* Unlock subject context */
- SeUnlockSubjectContext(&SubjectSecurityContext);
+ /* No user SID, capture the security subject context */
+ SeCaptureSubjectContext(&SubjectContext);
- /* Release the captured security descriptor */
- SeReleaseSecurityDescriptor(CapturedSecurityDescriptor,
- PreviousMode,
- FALSE);
+ /* Extract the effective token */
+ EffectiveToken = SubjectContext.ClientToken ?
+ SubjectContext.ClientToken : SubjectContext.PrimaryToken;
- /* Dereference the token */
- ObDereferenceObject(Token);
-
- /* Check succeeded */
- return STATUS_SUCCESS;
-}
-
-
-NTSTATUS
-NTAPI
-NtAccessCheckByType(IN PSECURITY_DESCRIPTOR SecurityDescriptor,
- IN PSID PrincipalSelfSid,
- IN HANDLE ClientToken,
- IN ACCESS_MASK DesiredAccess,
- IN POBJECT_TYPE_LIST ObjectTypeList,
- IN ULONG ObjectTypeLength,
- IN PGENERIC_MAPPING GenericMapping,
- IN PPRIVILEGE_SET PrivilegeSet,
- IN ULONG PrivilegeSetLength,
- OUT PACCESS_MASK GrantedAccess,
- OUT PNTSTATUS AccessStatus)
-{
- UNIMPLEMENTED;
- return STATUS_NOT_IMPLEMENTED;
-}
+ /* Use the user-and-groups SID */
+ Sid = EffectiveToken->UserAndGroups->Sid;
+ }
-NTSTATUS
-NTAPI
-NtAccessCheckByTypeAndAuditAlarm(IN PUNICODE_STRING SubsystemName,
- IN HANDLE HandleId,
- IN PUNICODE_STRING ObjectTypeName,
- IN PUNICODE_STRING ObjectName,
- IN PSECURITY_DESCRIPTOR SecurityDescriptor,
- IN PSID PrincipalSelfSid,
- IN ACCESS_MASK DesiredAccess,
- IN AUDIT_EVENT_TYPE AuditType,
- IN ULONG Flags,
- IN POBJECT_TYPE_LIST ObjectTypeList,
- IN ULONG ObjectTypeLength,
- IN PGENERIC_MAPPING GenericMapping,
- IN BOOLEAN ObjectCreation,
- OUT PACCESS_MASK GrantedAccess,
- OUT PNTSTATUS AccessStatus,
- OUT PBOOLEAN GenerateOnClose)
-{
UNIMPLEMENTED;
- return STATUS_NOT_IMPLEMENTED;
-}
-NTSTATUS
-NTAPI
-NtAccessCheckByTypeResultList(IN PSECURITY_DESCRIPTOR SecurityDescriptor,
- IN PSID PrincipalSelfSid,
- IN HANDLE ClientToken,
- IN ACCESS_MASK DesiredAccess,
- IN POBJECT_TYPE_LIST ObjectTypeList,
- IN ULONG ObjectTypeLength,
- IN PGENERIC_MAPPING GenericMapping,
- IN PPRIVILEGE_SET PrivilegeSet,
- IN ULONG PrivilegeSetLength,
- OUT PACCESS_MASK GrantedAccess,
- OUT PNTSTATUS AccessStatus)
-{
- UNIMPLEMENTED;
- return STATUS_NOT_IMPLEMENTED;
-}
+ /* Check if we captured the subject context */
+ if (Sid != UserSid)
+ {
+ /* Release it */
+ SeReleaseSubjectContext(&SubjectContext);
+ }
-NTSTATUS
-NTAPI
-NtAccessCheckByTypeResultListAndAuditAlarm(IN PUNICODE_STRING SubsystemName,
- IN HANDLE HandleId,
- IN PUNICODE_STRING ObjectTypeName,
- IN PUNICODE_STRING ObjectName,
- IN PSECURITY_DESCRIPTOR SecurityDescriptor,
- IN PSID PrincipalSelfSid,
- IN ACCESS_MASK DesiredAccess,
- IN AUDIT_EVENT_TYPE AuditType,
- IN ULONG Flags,
- IN POBJECT_TYPE_LIST ObjectTypeList,
- IN ULONG ObjectTypeLength,
- IN PGENERIC_MAPPING GenericMapping,
- IN BOOLEAN ObjectCreation,
- OUT PACCESS_MASK GrantedAccess,
- OUT PNTSTATUS AccessStatus,
- OUT PBOOLEAN GenerateOnClose)
-{
- UNIMPLEMENTED;
- return STATUS_NOT_IMPLEMENTED;
+ /* Return success */
+ return STATUS_SUCCESS;
}
+_Const_
NTSTATUS
NTAPI
-NtAccessCheckByTypeResultListAndAuditAlarmByHandle(IN PUNICODE_STRING SubsystemName,
- IN HANDLE HandleId,
- IN HANDLE ClientToken,
- IN PUNICODE_STRING ObjectTypeName,
- IN PUNICODE_STRING ObjectName,
- IN PSECURITY_DESCRIPTOR SecurityDescriptor,
- IN PSID PrincipalSelfSid,
- IN ACCESS_MASK DesiredAccess,
- IN AUDIT_EVENT_TYPE AuditType,
- IN ULONG Flags,
- IN POBJECT_TYPE_LIST ObjectTypeList,
- IN ULONG ObjectTypeLength,
- IN PGENERIC_MAPPING GenericMapping,
- IN BOOLEAN ObjectCreation,
- OUT PACCESS_MASK GrantedAccess,
- OUT PNTSTATUS AccessStatus,
- OUT PBOOLEAN GenerateOnClose)
+SeSetAuditParameter(
+ _Inout_ PSE_ADT_PARAMETER_ARRAY AuditParameters,
+ _In_ SE_ADT_PARAMETER_TYPE Type,
+ _In_range_(<, SE_MAX_AUDIT_PARAMETERS) ULONG Index,
+ _In_reads_(_Inexpressible_("depends on SE_ADT_PARAMETER_TYPE")) PVOID Data)
{
UNIMPLEMENTED;
- return STATUS_NOT_IMPLEMENTED;
+ return STATUS_SUCCESS;
}
/* EOF */