Sweden-Number/dlls/ntdll/om.c

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/*
* Object management functions
*
* Copyright 1999, 2000 Juergen Schmied
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "config.h"
#include <stdlib.h>
#include <string.h>
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#ifdef HAVE_IO_H
# include <io.h>
#endif
#ifdef HAVE_UNISTD_H
# include <unistd.h>
#endif
#include "wine/debug.h"
#include "winternl.h"
#include "ntdll_misc.h"
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#include "wine/server.h"
WINE_DEFAULT_DEBUG_CHANNEL(ntdll);
/* move to somewhere */
typedef void * POBJDIR_INFORMATION;
/*
* Generic object functions
*/
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/******************************************************************************
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* NtQueryObject [NTDLL.@]
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* ZwQueryObject [NTDLL.@]
*/
NTSTATUS WINAPI NtQueryObject(IN HANDLE handle,
IN OBJECT_INFORMATION_CLASS info_class,
OUT PVOID ptr, IN ULONG len, OUT PULONG used_len)
{
NTSTATUS status;
TRACE("(%p,0x%08x,%p,0x%08lx,%p): stub\n",
handle, info_class, ptr, len, used_len);
if (used_len) *used_len = 0;
switch (info_class)
{
case ObjectDataInformation:
{
OBJECT_DATA_INFORMATION* p = (OBJECT_DATA_INFORMATION*)ptr;
if (len < sizeof(*p)) return STATUS_INVALID_BUFFER_SIZE;
SERVER_START_REQ( set_handle_info )
{
req->handle = handle;
req->flags = 0;
req->mask = 0;
req->fd = -1;
status = wine_server_call( req );
if (status == STATUS_SUCCESS)
{
p->InheritHandle = (reply->old_flags & HANDLE_FLAG_INHERIT) ? TRUE : FALSE;
p->ProtectFromClose = (reply->old_flags & HANDLE_FLAG_PROTECT_FROM_CLOSE) ? TRUE : FALSE;
if (used_len) *used_len = sizeof(*p);
}
}
SERVER_END_REQ;
}
break;
default:
FIXME("Unsupported information class %u\n", info_class);
status = STATUS_NOT_IMPLEMENTED;
break;
}
return status;
}
/******************************************************************
* NtSetInformationObject [NTDLL.@]
* ZwSetInformationObject [NTDLL.@]
*
*/
NTSTATUS WINAPI NtSetInformationObject(IN HANDLE handle,
IN OBJECT_INFORMATION_CLASS info_class,
IN PVOID ptr, IN ULONG len)
{
NTSTATUS status;
TRACE("(%p,0x%08x,%p,0x%08lx): stub\n",
handle, info_class, ptr, len);
switch (info_class)
{
case ObjectDataInformation:
{
OBJECT_DATA_INFORMATION* p = (OBJECT_DATA_INFORMATION*)ptr;
if (len < sizeof(*p)) return STATUS_INVALID_BUFFER_SIZE;
SERVER_START_REQ( set_handle_info )
{
req->handle = handle;
req->flags = 0;
req->mask = HANDLE_FLAG_INHERIT | HANDLE_FLAG_PROTECT_FROM_CLOSE;
req->fd = -1;
if (p->InheritHandle) req->flags |= HANDLE_FLAG_INHERIT;
if (p->ProtectFromClose) req->flags |= HANDLE_FLAG_PROTECT_FROM_CLOSE;
status = wine_server_call( req );
}
SERVER_END_REQ;
}
break;
default:
FIXME("Unsupported information class %u\n", info_class);
status = STATUS_NOT_IMPLEMENTED;
break;
}
return status;
}
/******************************************************************************
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* NtQuerySecurityObject [NTDLL.@]
*
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* An ntdll analogue to GetKernelObjectSecurity().
*
* NOTES
* only the lowest 4 bit of SecurityObjectInformationClass are used
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* 0x7-0xf returns STATUS_ACCESS_DENIED (even running with system privileges)
*
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* FIXME
* We are constructing a fake sid (Administrators:Full, System:Full, Everyone:Read)
*/
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NTSTATUS WINAPI
NtQuerySecurityObject(
IN HANDLE Object,
IN SECURITY_INFORMATION RequestedInformation,
OUT PSECURITY_DESCRIPTOR pSecurityDesriptor,
IN ULONG Length,
OUT PULONG ResultLength)
{
static SID_IDENTIFIER_AUTHORITY localSidAuthority = {SECURITY_NT_AUTHORITY};
static SID_IDENTIFIER_AUTHORITY worldSidAuthority = {SECURITY_WORLD_SID_AUTHORITY};
BYTE Buffer[256];
PISECURITY_DESCRIPTOR_RELATIVE psd = (PISECURITY_DESCRIPTOR_RELATIVE)Buffer;
UINT BufferIndex = sizeof(SECURITY_DESCRIPTOR_RELATIVE);
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FIXME("(%p,0x%08lx,%p,0x%08lx,%p) stub!\n",
Object, RequestedInformation, pSecurityDesriptor, Length, ResultLength);
RequestedInformation &= 0x0000000f;
if (RequestedInformation & SACL_SECURITY_INFORMATION) return STATUS_ACCESS_DENIED;
ZeroMemory(Buffer, 256);
RtlCreateSecurityDescriptor((PSECURITY_DESCRIPTOR)psd, SECURITY_DESCRIPTOR_REVISION);
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psd->Control = SE_SELF_RELATIVE |
((RequestedInformation & DACL_SECURITY_INFORMATION) ? SE_DACL_PRESENT:0);
/* owner: administrator S-1-5-20-220*/
if (OWNER_SECURITY_INFORMATION & RequestedInformation)
{
PSID psid = (PSID)&(Buffer[BufferIndex]);
psd->Owner = BufferIndex;
BufferIndex += RtlLengthRequiredSid(2);
psid->Revision = SID_REVISION;
psid->SubAuthorityCount = 2;
psid->IdentifierAuthority = localSidAuthority;
psid->SubAuthority[0] = SECURITY_BUILTIN_DOMAIN_RID;
psid->SubAuthority[1] = DOMAIN_ALIAS_RID_ADMINS;
}
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/* group: built in domain S-1-5-12 */
if (GROUP_SECURITY_INFORMATION & RequestedInformation)
{
PSID psid = (PSID) &(Buffer[BufferIndex]);
psd->Group = BufferIndex;
BufferIndex += RtlLengthRequiredSid(1);
psid->Revision = SID_REVISION;
psid->SubAuthorityCount = 1;
psid->IdentifierAuthority = localSidAuthority;
psid->SubAuthority[0] = SECURITY_LOCAL_SYSTEM_RID;
}
/* discretionary ACL */
if (DACL_SECURITY_INFORMATION & RequestedInformation)
{
/* acl header */
PACL pacl = (PACL)&(Buffer[BufferIndex]);
PACCESS_ALLOWED_ACE pace;
PSID psid;
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psd->Dacl = BufferIndex;
pacl->AclRevision = MIN_ACL_REVISION;
pacl->AceCount = 3;
pacl->AclSize = BufferIndex; /* storing the start index temporary */
BufferIndex += sizeof(ACL);
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/* ACE System - full access */
pace = (PACCESS_ALLOWED_ACE)&(Buffer[BufferIndex]);
BufferIndex += sizeof(ACCESS_ALLOWED_ACE)-sizeof(DWORD);
pace->Header.AceType = ACCESS_ALLOWED_ACE_TYPE;
pace->Header.AceFlags = CONTAINER_INHERIT_ACE;
pace->Header.AceSize = sizeof(ACCESS_ALLOWED_ACE)-sizeof(DWORD) + RtlLengthRequiredSid(1);
pace->Mask = DELETE | READ_CONTROL | WRITE_DAC | WRITE_OWNER | 0x3f;
pace->SidStart = BufferIndex;
/* SID S-1-5-12 (System) */
psid = (PSID)&(Buffer[BufferIndex]);
BufferIndex += RtlLengthRequiredSid(1);
psid->Revision = SID_REVISION;
psid->SubAuthorityCount = 1;
psid->IdentifierAuthority = localSidAuthority;
psid->SubAuthority[0] = SECURITY_LOCAL_SYSTEM_RID;
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/* ACE Administrators - full access*/
pace = (PACCESS_ALLOWED_ACE) &(Buffer[BufferIndex]);
BufferIndex += sizeof(ACCESS_ALLOWED_ACE)-sizeof(DWORD);
pace->Header.AceType = ACCESS_ALLOWED_ACE_TYPE;
pace->Header.AceFlags = CONTAINER_INHERIT_ACE;
pace->Header.AceSize = sizeof(ACCESS_ALLOWED_ACE)-sizeof(DWORD) + RtlLengthRequiredSid(2);
pace->Mask = DELETE | READ_CONTROL | WRITE_DAC | WRITE_OWNER | 0x3f;
pace->SidStart = BufferIndex;
/* S-1-5-12 (Administrators) */
psid = (PSID)&(Buffer[BufferIndex]);
BufferIndex += RtlLengthRequiredSid(2);
psid->Revision = SID_REVISION;
psid->SubAuthorityCount = 2;
psid->IdentifierAuthority = localSidAuthority;
psid->SubAuthority[0] = SECURITY_BUILTIN_DOMAIN_RID;
psid->SubAuthority[1] = DOMAIN_ALIAS_RID_ADMINS;
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/* ACE Everyone - read access */
pace = (PACCESS_ALLOWED_ACE)&(Buffer[BufferIndex]);
BufferIndex += sizeof(ACCESS_ALLOWED_ACE)-sizeof(DWORD);
pace->Header.AceType = ACCESS_ALLOWED_ACE_TYPE;
pace->Header.AceFlags = CONTAINER_INHERIT_ACE;
pace->Header.AceSize = sizeof(ACCESS_ALLOWED_ACE)-sizeof(DWORD) + RtlLengthRequiredSid(1);
pace->Mask = READ_CONTROL| 0x19;
pace->SidStart = BufferIndex;
/* SID S-1-1-0 (Everyone) */
psid = (PSID)&(Buffer[BufferIndex]);
BufferIndex += RtlLengthRequiredSid(1);
psid->Revision = SID_REVISION;
psid->SubAuthorityCount = 1;
psid->IdentifierAuthority = worldSidAuthority;
psid->SubAuthority[0] = 0;
/* calculate used bytes */
pacl->AclSize = BufferIndex - pacl->AclSize;
}
*ResultLength = BufferIndex;
TRACE("len=%lu\n", *ResultLength);
if (Length < *ResultLength) return STATUS_BUFFER_TOO_SMALL;
memcpy(pSecurityDesriptor, Buffer, *ResultLength);
return STATUS_SUCCESS;
}
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/******************************************************************************
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* NtDuplicateObject [NTDLL.@]
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* ZwDuplicateObject [NTDLL.@]
*/
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NTSTATUS WINAPI NtDuplicateObject( HANDLE source_process, HANDLE source,
HANDLE dest_process, PHANDLE dest,
ACCESS_MASK access, ULONG attributes, ULONG options )
{
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NTSTATUS ret;
SERVER_START_REQ( dup_handle )
{
req->src_process = source_process;
req->src_handle = source;
req->dst_process = dest_process;
req->access = access;
req->inherit = (attributes & OBJ_INHERIT) != 0;
req->options = options;
if (!(ret = wine_server_call( req )))
{
if (dest) *dest = reply->handle;
if (reply->fd != -1) close( reply->fd );
}
}
SERVER_END_REQ;
return ret;
}
/**************************************************************************
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* NtClose [NTDLL.@]
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*
* Close a handle reference to an object.
*
* PARAMS
* Handle [I] handle to close
*
* RETURNS
* Success: ERROR_SUCCESS.
* Failure: An NTSTATUS error code.
*/
NTSTATUS WINAPI NtClose( HANDLE Handle )
{
NTSTATUS ret;
SERVER_START_REQ( close_handle )
{
req->handle = Handle;
ret = wine_server_call( req );
if (!ret && reply->fd != -1) close( reply->fd );
}
SERVER_END_REQ;
return ret;
}
/*
* Directory functions
*/
/**************************************************************************
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* NtOpenDirectoryObject [NTDLL.@]
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* ZwOpenDirectoryObject [NTDLL.@]
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*
* Open a namespace directory object.
*
* PARAMS
* DirectoryHandle [O] Destination for the new directory handle
* DesiredAccess [I] Desired access to the directory
* ObjectAttributes [I] Structure describing the directory
*
* RETURNS
* Success: ERROR_SUCCESS.
* Failure: An NTSTATUS error code.
*/
NTSTATUS WINAPI NtOpenDirectoryObject(
PHANDLE DirectoryHandle,
ACCESS_MASK DesiredAccess,
POBJECT_ATTRIBUTES ObjectAttributes)
{
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FIXME("(%p,0x%08lx,%p): stub\n",
DirectoryHandle, DesiredAccess, ObjectAttributes);
dump_ObjectAttributes(ObjectAttributes);
return 0;
}
/******************************************************************************
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* NtCreateDirectoryObject [NTDLL.@]
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* ZwCreateDirectoryObject [NTDLL.@]
*/
NTSTATUS WINAPI NtCreateDirectoryObject(
PHANDLE DirectoryHandle,
ACCESS_MASK DesiredAccess,
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POBJECT_ATTRIBUTES ObjectAttributes)
{
FIXME("(%p,0x%08lx,%p),stub!\n",
DirectoryHandle,DesiredAccess,ObjectAttributes);
dump_ObjectAttributes(ObjectAttributes);
return 0;
}
/******************************************************************************
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* NtQueryDirectoryObject [NTDLL.@]
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* ZwQueryDirectoryObject [NTDLL.@]
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*
* Read information from a namespace directory.
*
* PARAMS
* DirObjHandle [I] Object handle
* DirObjInformation [O] Buffer to hold the data read
* BufferLength [I] Size of the buffer in bytes
* GetNextIndex [I] Set ObjectIndex to TRUE=next object, FALSE=last object
* IgnoreInputIndex [I] Start reading at index TRUE=0, FALSE=ObjectIndex
* ObjectIndex [I/O] 0 based index into the directory, see IgnoreInputIndex and GetNextIndex
* DataWritten [O] Caller supplied storage for the number of bytes written (or NULL)
*
* RETURNS
* Success: ERROR_SUCCESS.
* Failure: An NTSTATUS error code.
*/
NTSTATUS WINAPI NtQueryDirectoryObject(
IN HANDLE DirObjHandle,
OUT POBJDIR_INFORMATION DirObjInformation,
IN ULONG BufferLength,
IN BOOLEAN GetNextIndex,
IN BOOLEAN IgnoreInputIndex,
IN OUT PULONG ObjectIndex,
OUT PULONG DataWritten OPTIONAL)
{
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FIXME("(%p,%p,0x%08lx,0x%08x,0x%08x,%p,%p) stub\n",
DirObjHandle, DirObjInformation, BufferLength, GetNextIndex,
IgnoreInputIndex, ObjectIndex, DataWritten);
return 0xc0000000; /* We don't have any. Whatever. (Yet.) */
}
/*
* Link objects
*/
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/******************************************************************************
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* NtOpenSymbolicLinkObject [NTDLL.@]
*/
NTSTATUS WINAPI NtOpenSymbolicLinkObject(
OUT PHANDLE LinkHandle,
IN ACCESS_MASK DesiredAccess,
IN POBJECT_ATTRIBUTES ObjectAttributes)
{
FIXME("(%p,0x%08lx,%p) stub\n",
LinkHandle, DesiredAccess, ObjectAttributes);
dump_ObjectAttributes(ObjectAttributes);
return 0;
}
/******************************************************************************
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* NtCreateSymbolicLinkObject [NTDLL.@]
*/
NTSTATUS WINAPI NtCreateSymbolicLinkObject(
OUT PHANDLE SymbolicLinkHandle,
IN ACCESS_MASK DesiredAccess,
IN POBJECT_ATTRIBUTES ObjectAttributes,
IN PUNICODE_STRING Name)
{
FIXME("(%p,0x%08lx,%p, %p) stub\n",
SymbolicLinkHandle, DesiredAccess, ObjectAttributes, debugstr_us(Name));
dump_ObjectAttributes(ObjectAttributes);
return 0;
}
/******************************************************************************
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* NtQuerySymbolicLinkObject [NTDLL.@]
*/
NTSTATUS WINAPI NtQuerySymbolicLinkObject(
IN HANDLE LinkHandle,
IN OUT PUNICODE_STRING LinkTarget,
OUT PULONG ReturnedLength OPTIONAL)
{
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FIXME("(%p,%p,%p) stub\n",
LinkHandle, debugstr_us(LinkTarget), ReturnedLength);
return 0;
}
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/******************************************************************************
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* NtAllocateUuids [NTDLL.@]
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*
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* NOTES
* I have seen lpdwCount pointing to a pointer once...
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*/
NTSTATUS WINAPI NtAllocateUuids(LPDWORD lpdwCount, LPDWORD *p2, LPDWORD *p3)
{
FIXME("(%p[%ld],%p,%p), stub.\n", lpdwCount,
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lpdwCount ? *lpdwCount : 0,
p2, p3);
return 0;
}