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https://github.com/reactos/reactos.git
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731 lines
20 KiB
C
731 lines
20 KiB
C
/*
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* PROJECT: Local Security Authority Server DLL
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* LICENSE: GPL - See COPYING in the top level directory
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* FILE: dll/win32/samsrv/user.c
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* PURPOSE: User specific helper functions
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* COPYRIGHT: Copyright 2013 Eric Kohl
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*/
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#include "samsrv.h"
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/* FUNCTIONS ***************************************************************/
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NTSTATUS
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SampOpenUserObject(IN PSAM_DB_OBJECT DomainObject,
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IN ULONG UserId,
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IN ACCESS_MASK DesiredAccess,
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OUT PSAM_DB_OBJECT *UserObject)
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{
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WCHAR szRid[9];
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TRACE("(%p %lu %lx %p)\n",
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DomainObject, UserId, DesiredAccess, UserObject);
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/* Convert the RID into a string (hex) */
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swprintf(szRid, L"%08lX", UserId);
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/* Create the user object */
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return SampOpenDbObject(DomainObject,
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L"Users",
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szRid,
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UserId,
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SamDbUserObject,
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DesiredAccess,
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UserObject);
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}
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NTSTATUS
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SampAddGroupMembershipToUser(IN PSAM_DB_OBJECT UserObject,
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IN ULONG GroupId,
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IN ULONG Attributes)
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{
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PGROUP_MEMBERSHIP GroupsBuffer = NULL;
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ULONG GroupsCount = 0;
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ULONG Length = 0;
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ULONG i;
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NTSTATUS Status;
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TRACE("(%p %lu %lx)\n",
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UserObject, GroupId, Attributes);
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Status = SampGetObjectAttribute(UserObject,
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L"Groups",
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NULL,
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NULL,
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&Length);
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if (!NT_SUCCESS(Status) && Status != STATUS_OBJECT_NAME_NOT_FOUND)
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goto done;
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GroupsBuffer = midl_user_allocate(Length + sizeof(GROUP_MEMBERSHIP));
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if (GroupsBuffer == NULL)
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{
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Status = STATUS_INSUFFICIENT_RESOURCES;
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goto done;
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}
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if (Status != STATUS_OBJECT_NAME_NOT_FOUND)
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{
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Status = SampGetObjectAttribute(UserObject,
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L"Groups",
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NULL,
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GroupsBuffer,
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&Length);
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if (!NT_SUCCESS(Status))
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goto done;
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GroupsCount = Length / sizeof(GROUP_MEMBERSHIP);
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}
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for (i = 0; i < GroupsCount; i++)
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{
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if (GroupsBuffer[i].RelativeId == GroupId)
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{
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Status = STATUS_MEMBER_IN_GROUP;
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goto done;
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}
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}
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GroupsBuffer[GroupsCount].RelativeId = GroupId;
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GroupsBuffer[GroupsCount].Attributes = Attributes;
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Length += sizeof(GROUP_MEMBERSHIP);
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Status = SampSetObjectAttribute(UserObject,
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L"Groups",
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REG_BINARY,
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GroupsBuffer,
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Length);
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done:
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if (GroupsBuffer != NULL)
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midl_user_free(GroupsBuffer);
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return Status;
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}
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NTSTATUS
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SampRemoveGroupMembershipFromUser(IN PSAM_DB_OBJECT UserObject,
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IN ULONG GroupId)
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{
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PGROUP_MEMBERSHIP GroupsBuffer = NULL;
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ULONG GroupsCount = 0;
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ULONG Length = 0;
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ULONG i;
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NTSTATUS Status = STATUS_SUCCESS;
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TRACE("(%p %lu)\n",
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UserObject, GroupId);
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SampGetObjectAttribute(UserObject,
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L"Groups",
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NULL,
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NULL,
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&Length);
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if (Length == 0)
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return STATUS_MEMBER_NOT_IN_GROUP;
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GroupsBuffer = midl_user_allocate(Length);
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if (GroupsBuffer == NULL)
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{
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Status = STATUS_INSUFFICIENT_RESOURCES;
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goto done;
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}
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Status = SampGetObjectAttribute(UserObject,
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L"Groups",
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NULL,
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GroupsBuffer,
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&Length);
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if (!NT_SUCCESS(Status))
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goto done;
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Status = STATUS_MEMBER_NOT_IN_GROUP;
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GroupsCount = Length / sizeof(GROUP_MEMBERSHIP);
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for (i = 0; i < GroupsCount; i++)
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{
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if (GroupsBuffer[i].RelativeId == GroupId)
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{
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Length -= sizeof(GROUP_MEMBERSHIP);
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Status = STATUS_SUCCESS;
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if (GroupsCount - i - 1 > 0)
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{
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CopyMemory(&GroupsBuffer[i],
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&GroupsBuffer[i + 1],
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(GroupsCount - i - 1) * sizeof(GROUP_MEMBERSHIP));
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}
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break;
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}
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}
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if (!NT_SUCCESS(Status))
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goto done;
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Status = SampSetObjectAttribute(UserObject,
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L"Groups",
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REG_BINARY,
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GroupsBuffer,
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Length);
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done:
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if (GroupsBuffer != NULL)
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midl_user_free(GroupsBuffer);
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return Status;
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}
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NTSTATUS
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SampGetUserGroupAttributes(IN PSAM_DB_OBJECT DomainObject,
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IN ULONG UserId,
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IN ULONG GroupId,
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OUT PULONG GroupAttributes)
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{
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PSAM_DB_OBJECT UserObject = NULL;
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PGROUP_MEMBERSHIP GroupsBuffer = NULL;
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ULONG Length = 0;
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ULONG i;
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NTSTATUS Status;
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Status = SampOpenUserObject(DomainObject,
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UserId,
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0,
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&UserObject);
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if (!NT_SUCCESS(Status))
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{
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return Status;
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}
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SampGetObjectAttribute(UserObject,
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L"Groups",
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NULL,
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NULL,
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&Length);
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if (Length == 0)
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return STATUS_UNSUCCESSFUL; /* FIXME */
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GroupsBuffer = midl_user_allocate(Length);
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if (GroupsBuffer == NULL)
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{
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Status = STATUS_INSUFFICIENT_RESOURCES;
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goto done;
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}
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Status = SampGetObjectAttribute(UserObject,
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L"Groups",
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NULL,
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GroupsBuffer,
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&Length);
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if (!NT_SUCCESS(Status))
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goto done;
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for (i = 0; i < (Length / sizeof(GROUP_MEMBERSHIP)); i++)
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{
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if (GroupsBuffer[i].RelativeId == GroupId)
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{
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*GroupAttributes = GroupsBuffer[i].Attributes;
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goto done;
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}
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}
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done:
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if (GroupsBuffer != NULL)
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midl_user_free(GroupsBuffer);
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if (UserObject != NULL)
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SampCloseDbObject(UserObject);
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return Status;
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}
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NTSTATUS
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SampSetUserGroupAttributes(IN PSAM_DB_OBJECT DomainObject,
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IN ULONG UserId,
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IN ULONG GroupId,
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IN ULONG GroupAttributes)
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{
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PSAM_DB_OBJECT UserObject = NULL;
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PGROUP_MEMBERSHIP GroupsBuffer = NULL;
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ULONG Length = 0;
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ULONG i;
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NTSTATUS Status;
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Status = SampOpenUserObject(DomainObject,
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UserId,
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0,
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&UserObject);
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if (!NT_SUCCESS(Status))
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{
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return Status;
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}
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SampGetObjectAttribute(UserObject,
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L"Groups",
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NULL,
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NULL,
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&Length);
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if (Length == 0)
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return STATUS_UNSUCCESSFUL; /* FIXME */
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GroupsBuffer = midl_user_allocate(Length);
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if (GroupsBuffer == NULL)
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{
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Status = STATUS_INSUFFICIENT_RESOURCES;
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goto done;
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}
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Status = SampGetObjectAttribute(UserObject,
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L"Groups",
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NULL,
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GroupsBuffer,
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&Length);
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if (!NT_SUCCESS(Status))
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goto done;
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for (i = 0; i < (Length / sizeof(GROUP_MEMBERSHIP)); i++)
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{
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if (GroupsBuffer[i].RelativeId == GroupId)
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{
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GroupsBuffer[i].Attributes = GroupAttributes;
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break;
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}
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}
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Status = SampSetObjectAttribute(UserObject,
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L"Groups",
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REG_BINARY,
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GroupsBuffer,
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Length);
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done:
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if (GroupsBuffer != NULL)
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midl_user_free(GroupsBuffer);
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if (UserObject != NULL)
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SampCloseDbObject(UserObject);
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return Status;
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}
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NTSTATUS
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SampRemoveUserFromAllGroups(IN PSAM_DB_OBJECT UserObject)
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{
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PGROUP_MEMBERSHIP GroupsBuffer = NULL;
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PSAM_DB_OBJECT GroupObject;
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ULONG Length = 0;
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ULONG i;
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NTSTATUS Status;
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SampGetObjectAttribute(UserObject,
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L"Groups",
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NULL,
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NULL,
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&Length);
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if (Length == 0)
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return STATUS_SUCCESS;
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GroupsBuffer = midl_user_allocate(Length);
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if (GroupsBuffer == NULL)
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{
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Status = STATUS_INSUFFICIENT_RESOURCES;
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goto done;
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}
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Status = SampGetObjectAttribute(UserObject,
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L"Groups",
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NULL,
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GroupsBuffer,
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&Length);
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if (!NT_SUCCESS(Status))
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goto done;
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for (i = 0; i < (Length / sizeof(GROUP_MEMBERSHIP)); i++)
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{
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Status = SampOpenGroupObject(UserObject->ParentObject,
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GroupsBuffer[i].RelativeId,
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0,
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&GroupObject);
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if (!NT_SUCCESS(Status))
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{
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goto done;
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}
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Status = SampRemoveMemberFromGroup(GroupObject,
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UserObject->RelativeId);
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if (Status == STATUS_MEMBER_NOT_IN_GROUP)
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Status = STATUS_SUCCESS;
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SampCloseDbObject(GroupObject);
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if (!NT_SUCCESS(Status))
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{
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goto done;
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}
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}
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/* Remove all groups from the Groups attribute */
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Status = SampSetObjectAttribute(UserObject,
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L"Groups",
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REG_BINARY,
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NULL,
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0);
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done:
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if (GroupsBuffer != NULL)
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midl_user_free(GroupsBuffer);
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return Status;
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}
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|
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NTSTATUS
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SampRemoveUserFromAllAliases(IN PSAM_DB_OBJECT UserObject)
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{
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FIXME("(%p)\n", UserObject);
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return STATUS_SUCCESS;
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}
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|
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NTSTATUS
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SampSetUserPassword(IN PSAM_DB_OBJECT UserObject,
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IN PENCRYPTED_NT_OWF_PASSWORD NtPassword,
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IN BOOLEAN NtPasswordPresent,
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IN PENCRYPTED_LM_OWF_PASSWORD LmPassword,
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IN BOOLEAN LmPasswordPresent)
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{
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PENCRYPTED_NT_OWF_PASSWORD NtHistory = NULL;
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PENCRYPTED_LM_OWF_PASSWORD LmHistory = NULL;
|
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ULONG NtHistoryLength = 0;
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ULONG LmHistoryLength = 0;
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ULONG CurrentHistoryLength;
|
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ULONG MaxHistoryLength = 3;
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ULONG Length = 0;
|
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BOOLEAN UseNtPassword;
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BOOLEAN UseLmPassword;
|
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NTSTATUS Status;
|
|
|
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UseNtPassword =
|
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((NtPasswordPresent != FALSE) &&
|
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(NtPassword != NULL) &&
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(memcmp(NtPassword, &EmptyNtHash, sizeof(ENCRYPTED_NT_OWF_PASSWORD)) != 0));
|
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|
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UseLmPassword =
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((LmPasswordPresent != FALSE) &&
|
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(LmPassword != NULL) &&
|
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(memcmp(LmPassword, &EmptyLmHash, sizeof(ENCRYPTED_LM_OWF_PASSWORD)) != 0));
|
|
|
|
/* Update the NT password history only if we have a new non-empty NT password */
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if (UseNtPassword)
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{
|
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/* Get the size of the NT history */
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SampGetObjectAttribute(UserObject,
|
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L"NTPwdHistory",
|
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NULL,
|
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NULL,
|
|
&Length);
|
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|
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CurrentHistoryLength = Length / sizeof(ENCRYPTED_NT_OWF_PASSWORD);
|
|
if (CurrentHistoryLength < MaxHistoryLength)
|
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{
|
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NtHistoryLength = (CurrentHistoryLength + 1) * sizeof(ENCRYPTED_NT_OWF_PASSWORD);
|
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}
|
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else
|
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{
|
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NtHistoryLength = MaxHistoryLength * sizeof(ENCRYPTED_NT_OWF_PASSWORD);
|
|
}
|
|
|
|
/* Allocate the history buffer */
|
|
NtHistory = midl_user_allocate(NtHistoryLength);
|
|
if (NtHistory == NULL)
|
|
return STATUS_INSUFFICIENT_RESOURCES;
|
|
|
|
if (Length > 0)
|
|
{
|
|
/* Get the history */
|
|
Status = SampGetObjectAttribute(UserObject,
|
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L"NTPwdHistory",
|
|
NULL,
|
|
NtHistory,
|
|
&Length);
|
|
if (!NT_SUCCESS(Status))
|
|
goto done;
|
|
}
|
|
|
|
/* Move the old passwords down by one entry */
|
|
if (NtHistoryLength > sizeof(ENCRYPTED_NT_OWF_PASSWORD))
|
|
{
|
|
MoveMemory(&(NtHistory[1]),
|
|
&(NtHistory[0]),
|
|
NtHistoryLength - sizeof(ENCRYPTED_NT_OWF_PASSWORD));
|
|
}
|
|
|
|
/* Add the new password to the top of the history */
|
|
if (NtPasswordPresent)
|
|
{
|
|
CopyMemory(&(NtHistory[0]),
|
|
NtPassword,
|
|
sizeof(ENCRYPTED_NT_OWF_PASSWORD));
|
|
}
|
|
else
|
|
{
|
|
ZeroMemory(&(NtHistory[0]),
|
|
sizeof(ENCRYPTED_NT_OWF_PASSWORD));
|
|
}
|
|
|
|
/* Set the history */
|
|
Status = SampSetObjectAttribute(UserObject,
|
|
L"NTPwdHistory",
|
|
REG_BINARY,
|
|
(PVOID)NtHistory,
|
|
NtHistoryLength);
|
|
if (!NT_SUCCESS(Status))
|
|
goto done;
|
|
}
|
|
|
|
/* Update the LM password history only if we have a new non-empty LM password */
|
|
if (UseLmPassword)
|
|
{
|
|
/* Get the size of the LM history */
|
|
Length = 0;
|
|
SampGetObjectAttribute(UserObject,
|
|
L"LMPwdHistory",
|
|
NULL,
|
|
NULL,
|
|
&Length);
|
|
|
|
CurrentHistoryLength = Length / sizeof(ENCRYPTED_LM_OWF_PASSWORD);
|
|
if (CurrentHistoryLength < MaxHistoryLength)
|
|
{
|
|
LmHistoryLength = (CurrentHistoryLength + 1) * sizeof(ENCRYPTED_LM_OWF_PASSWORD);
|
|
}
|
|
else
|
|
{
|
|
LmHistoryLength = MaxHistoryLength * sizeof(ENCRYPTED_LM_OWF_PASSWORD);
|
|
}
|
|
|
|
/* Allocate the history buffer */
|
|
LmHistory = midl_user_allocate(LmHistoryLength);
|
|
if (LmHistory == NULL)
|
|
return STATUS_INSUFFICIENT_RESOURCES;
|
|
|
|
if (Length > 0)
|
|
{
|
|
/* Get the history */
|
|
Status = SampGetObjectAttribute(UserObject,
|
|
L"LMPwdHistory",
|
|
NULL,
|
|
LmHistory,
|
|
&Length);
|
|
if (!NT_SUCCESS(Status))
|
|
goto done;
|
|
}
|
|
|
|
/* Move the old passwords down by one entry */
|
|
if (LmHistoryLength > sizeof(ENCRYPTED_LM_OWF_PASSWORD))
|
|
{
|
|
MoveMemory(&(LmHistory[1]),
|
|
&(LmHistory[0]),
|
|
LmHistoryLength - sizeof(ENCRYPTED_LM_OWF_PASSWORD));
|
|
}
|
|
|
|
/* Add the new password to the top of the history */
|
|
if (LmPasswordPresent)
|
|
{
|
|
CopyMemory(&(LmHistory[0]),
|
|
LmPassword,
|
|
sizeof(ENCRYPTED_LM_OWF_PASSWORD));
|
|
}
|
|
else
|
|
{
|
|
ZeroMemory(&(LmHistory[0]),
|
|
sizeof(ENCRYPTED_LM_OWF_PASSWORD));
|
|
}
|
|
|
|
/* Set the LM password history */
|
|
Status = SampSetObjectAttribute(UserObject,
|
|
L"LMPwdHistory",
|
|
REG_BINARY,
|
|
(PVOID)LmHistory,
|
|
LmHistoryLength);
|
|
if (!NT_SUCCESS(Status))
|
|
goto done;
|
|
}
|
|
|
|
/* Set the new NT password */
|
|
if (UseNtPassword)
|
|
{
|
|
Status = SampSetObjectAttribute(UserObject,
|
|
L"NTPwd",
|
|
REG_BINARY,
|
|
(PVOID)NtPassword,
|
|
sizeof(ENCRYPTED_NT_OWF_PASSWORD));
|
|
if (!NT_SUCCESS(Status))
|
|
goto done;
|
|
}
|
|
else
|
|
{
|
|
Status = SampSetObjectAttribute(UserObject,
|
|
L"NTPwd",
|
|
REG_BINARY,
|
|
&EmptyNtHash,
|
|
sizeof(ENCRYPTED_NT_OWF_PASSWORD));
|
|
if (!NT_SUCCESS(Status))
|
|
goto done;
|
|
}
|
|
|
|
/* Set the new LM password */
|
|
if (UseLmPassword)
|
|
{
|
|
Status = SampSetObjectAttribute(UserObject,
|
|
L"LMPwd",
|
|
REG_BINARY,
|
|
(PVOID)LmPassword,
|
|
sizeof(ENCRYPTED_LM_OWF_PASSWORD));
|
|
if (!NT_SUCCESS(Status))
|
|
goto done;
|
|
}
|
|
else
|
|
{
|
|
Status = SampSetObjectAttribute(UserObject,
|
|
L"LMPwd",
|
|
REG_BINARY,
|
|
&EmptyLmHash,
|
|
sizeof(ENCRYPTED_LM_OWF_PASSWORD));
|
|
if (!NT_SUCCESS(Status))
|
|
goto done;
|
|
}
|
|
|
|
done:
|
|
if (NtHistory != NULL)
|
|
midl_user_free(NtHistory);
|
|
|
|
if (LmHistory != NULL)
|
|
midl_user_free(LmHistory);
|
|
|
|
return Status;
|
|
}
|
|
|
|
|
|
NTSTATUS
|
|
SampGetLogonHoursAttribute(IN PSAM_DB_OBJECT UserObject,
|
|
IN OUT PSAMPR_LOGON_HOURS LogonHours)
|
|
{
|
|
PUCHAR RawBuffer = NULL;
|
|
ULONG Length = 0;
|
|
ULONG BufferLength = 0;
|
|
NTSTATUS Status;
|
|
|
|
Status = SampGetObjectAttribute(UserObject,
|
|
L"LogonHours",
|
|
NULL,
|
|
NULL,
|
|
&Length);
|
|
if (Status != STATUS_BUFFER_OVERFLOW)
|
|
{
|
|
TRACE("SampGetObjectAttribute failed (Status 0x%08lx)\n", Status);
|
|
return Status;
|
|
}
|
|
|
|
Status = STATUS_SUCCESS;
|
|
|
|
if (Length == 0)
|
|
{
|
|
LogonHours->UnitsPerWeek = 0;
|
|
LogonHours->LogonHours = NULL;
|
|
}
|
|
else
|
|
{
|
|
RawBuffer = midl_user_allocate(Length);
|
|
if (RawBuffer == NULL)
|
|
{
|
|
Status = STATUS_INSUFFICIENT_RESOURCES;
|
|
goto done;
|
|
}
|
|
|
|
Status = SampGetObjectAttribute(UserObject,
|
|
L"LogonHours",
|
|
NULL,
|
|
(PVOID)RawBuffer,
|
|
&Length);
|
|
if (!NT_SUCCESS(Status))
|
|
goto done;
|
|
|
|
LogonHours->UnitsPerWeek = *((PUSHORT)RawBuffer);
|
|
|
|
BufferLength = (((ULONG)LogonHours->UnitsPerWeek) + 7) / 8;
|
|
|
|
LogonHours->LogonHours = midl_user_allocate(BufferLength);
|
|
if (LogonHours->LogonHours == NULL)
|
|
{
|
|
TRACE("Failed to allocate LogonHours buffer!\n");
|
|
Status = STATUS_INSUFFICIENT_RESOURCES;
|
|
goto done;
|
|
}
|
|
|
|
memcpy(LogonHours->LogonHours,
|
|
&(RawBuffer[2]),
|
|
BufferLength);
|
|
}
|
|
|
|
done:
|
|
|
|
if (RawBuffer != NULL)
|
|
midl_user_free(RawBuffer);
|
|
|
|
return Status;
|
|
}
|
|
|
|
|
|
NTSTATUS
|
|
SampSetLogonHoursAttribute(IN PSAM_DB_OBJECT UserObject,
|
|
IN PSAMPR_LOGON_HOURS LogonHours)
|
|
{
|
|
PUCHAR RawBuffer = NULL;
|
|
ULONG BufferLength;
|
|
ULONG Length = 0;
|
|
NTSTATUS Status;
|
|
|
|
if (LogonHours->UnitsPerWeek > 0)
|
|
{
|
|
BufferLength = (((ULONG)LogonHours->UnitsPerWeek) + 7) / 8;
|
|
|
|
Length = BufferLength + sizeof(USHORT);
|
|
|
|
RawBuffer = midl_user_allocate(Length);
|
|
if (RawBuffer == NULL)
|
|
{
|
|
Status = STATUS_INSUFFICIENT_RESOURCES;
|
|
goto done;
|
|
}
|
|
|
|
*((PUSHORT)RawBuffer) = LogonHours->UnitsPerWeek;
|
|
|
|
memcpy(&(RawBuffer[2]),
|
|
LogonHours->LogonHours,
|
|
BufferLength);
|
|
}
|
|
|
|
Status = SampSetObjectAttribute(UserObject,
|
|
L"LogonHours",
|
|
REG_BINARY,
|
|
RawBuffer,
|
|
Length);
|
|
|
|
done:
|
|
if (RawBuffer != NULL)
|
|
midl_user_free(RawBuffer);
|
|
|
|
return Status;
|
|
}
|
|
|
|
/* EOF */
|