reactos/base/setup/usetup/registry.c

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/*
* ReactOS kernel
* Copyright (C) 2003 ReactOS Team
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
/*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS text-mode setup
* FILE: base/setup/usetup/registry.c
* PURPOSE: Registry creation functions
* PROGRAMMER: Eric Kohl
*/
/* INCLUDES *****************************************************************/
#include "usetup.h"
#define NDEBUG
#include <debug.h>
#ifdef __REACTOS__
#define FLG_ADDREG_BINVALUETYPE 0x00000001
#define FLG_ADDREG_NOCLOBBER 0x00000002
#define FLG_ADDREG_DELVAL 0x00000004
#define FLG_ADDREG_APPEND 0x00000008
#define FLG_ADDREG_KEYONLY 0x00000010
#define FLG_ADDREG_OVERWRITEONLY 0x00000020
#define FLG_ADDREG_TYPE_SZ 0x00000000
#define FLG_ADDREG_TYPE_MULTI_SZ 0x00010000
#define FLG_ADDREG_TYPE_EXPAND_SZ 0x00020000
#define FLG_ADDREG_TYPE_BINARY (0x00000000 | FLG_ADDREG_BINVALUETYPE)
#define FLG_ADDREG_TYPE_DWORD (0x00010000 | FLG_ADDREG_BINVALUETYPE)
#define FLG_ADDREG_TYPE_NONE (0x00020000 | FLG_ADDREG_BINVALUETYPE)
#define FLG_ADDREG_TYPE_MASK (0xFFFF0000 | FLG_ADDREG_BINVALUETYPE)
#endif
#ifdef _M_IX86
#define Architecture L"x86"
#elif defined(_M_AMD64)
#define Architecture L"amd64"
#elif defined(_M_IA64)
#define Architecture L"ia64"
#elif defined(_M_ARM)
#define Architecture L"arm"
#elif defined(_M_PPC)
#define Architecture L"ppc"
#endif
#include <pshpack1.h>
typedef struct _REG_DISK_MOUNT_INFO
{
ULONG Signature;
LARGE_INTEGER StartingOffset;
} REG_DISK_MOUNT_INFO, *PREG_DISK_MOUNT_INFO;
#include <poppack.h>
/* FUNCTIONS ****************************************************************/
static
BOOLEAN
GetRootKey(
PWCHAR Name)
{
if (!_wcsicmp (Name, L"HKCR"))
{
wcscpy (Name, L"\\Registry\\Machine\\SOFTWARE\\Classes\\");
return TRUE;
}
if (!_wcsicmp (Name, L"HKCU"))
{
wcscpy (Name, L"\\Registry\\User\\.DEFAULT\\");
return TRUE;
}
if (!_wcsicmp (Name, L"HKLM"))
{
wcscpy (Name, L"\\Registry\\Machine\\");
return TRUE;
}
if (!_wcsicmp (Name, L"HKU"))
{
wcscpy (Name, L"\\Registry\\User\\");
return TRUE;
}
#if 0
if (!_wcsicmp (Name, L"HKR"))
return FALSE;
#endif
return FALSE;
}
/***********************************************************************
* append_multi_sz_value
*
* Append a multisz string to a multisz registry value.
*/
#if 0
static void
append_multi_sz_value (HANDLE hkey,
const WCHAR *value,
const WCHAR *strings,
DWORD str_size )
{
DWORD size, type, total;
WCHAR *buffer, *p;
if (RegQueryValueExW( hkey, value, NULL, &type, NULL, &size )) return;
if (type != REG_MULTI_SZ) return;
if (!(buffer = HeapAlloc( GetProcessHeap(), 0, (size + str_size) * sizeof(WCHAR) ))) return;
if (RegQueryValueExW( hkey, value, NULL, NULL, (BYTE *)buffer, &size )) goto done;
/* compare each string against all the existing ones */
total = size;
while (*strings)
{
int len = strlenW(strings) + 1;
for (p = buffer; *p; p += strlenW(p) + 1)
if (!strcmpiW( p, strings )) break;
if (!*p) /* not found, need to append it */
{
memcpy( p, strings, len * sizeof(WCHAR) );
p[len] = 0;
total += len;
}
strings += len;
}
if (total != size)
{
TRACE( "setting value %s to %s\n", debugstr_w(value), debugstr_w(buffer) );
RegSetValueExW( hkey, value, 0, REG_MULTI_SZ, (BYTE *)buffer, total );
}
done:
HeapFree( GetProcessHeap(), 0, buffer );
}
#endif
/***********************************************************************
* delete_multi_sz_value
*
* Remove a string from a multisz registry value.
*/
#if 0
static void delete_multi_sz_value( HKEY hkey, const WCHAR *value, const WCHAR *string )
{
DWORD size, type;
WCHAR *buffer, *src, *dst;
if (RegQueryValueExW( hkey, value, NULL, &type, NULL, &size )) return;
if (type != REG_MULTI_SZ) return;
/* allocate double the size, one for value before and one for after */
if (!(buffer = HeapAlloc( GetProcessHeap(), 0, size * 2 * sizeof(WCHAR) ))) return;
if (RegQueryValueExW( hkey, value, NULL, NULL, (BYTE *)buffer, &size )) goto done;
src = buffer;
dst = buffer + size;
while (*src)
{
int len = strlenW(src) + 1;
if (strcmpiW( src, string ))
{
memcpy( dst, src, len * sizeof(WCHAR) );
dst += len;
}
src += len;
}
*dst++ = 0;
if (dst != buffer + 2*size) /* did we remove something? */
{
TRACE( "setting value %s to %s\n", debugstr_w(value), debugstr_w(buffer + size) );
RegSetValueExW( hkey, value, 0, REG_MULTI_SZ,
(BYTE *)(buffer + size), dst - (buffer + size) );
}
done:
HeapFree( GetProcessHeap(), 0, buffer );
}
#endif
/***********************************************************************
* do_reg_operation
*
* Perform an add/delete registry operation depending on the flags.
*/
static BOOLEAN
do_reg_operation(HANDLE KeyHandle,
PUNICODE_STRING ValueName,
PINFCONTEXT Context,
ULONG Flags)
{
WCHAR EmptyStr = (WCHAR)0;
ULONG Type;
ULONG Size;
if (Flags & FLG_ADDREG_DELVAL) /* deletion */
{
#if 0
if (ValueName)
{
RegDeleteValueW( KeyHandle, ValueName );
}
else
{
RegDeleteKeyW( KeyHandle, NULL );
}
#endif
return TRUE;
}
if (Flags & FLG_ADDREG_KEYONLY)
return TRUE;
#if 0
if (Flags & (FLG_ADDREG_NOCLOBBER | FLG_ADDREG_OVERWRITEONLY))
{
BOOL exists = !RegQueryValueExW( hkey, value, NULL, NULL, NULL, NULL );
if (exists && (flags & FLG_ADDREG_NOCLOBBER))
return TRUE;
if (!exists & (flags & FLG_ADDREG_OVERWRITEONLY))
return TRUE;
}
#endif
switch (Flags & FLG_ADDREG_TYPE_MASK)
{
case FLG_ADDREG_TYPE_SZ:
Type = REG_SZ;
break;
case FLG_ADDREG_TYPE_MULTI_SZ:
Type = REG_MULTI_SZ;
break;
case FLG_ADDREG_TYPE_EXPAND_SZ:
Type = REG_EXPAND_SZ;
break;
case FLG_ADDREG_TYPE_BINARY:
Type = REG_BINARY;
break;
case FLG_ADDREG_TYPE_DWORD:
Type = REG_DWORD;
break;
case FLG_ADDREG_TYPE_NONE:
Type = REG_NONE;
break;
default:
Type = Flags >> 16;
break;
}
if (!(Flags & FLG_ADDREG_BINVALUETYPE) ||
(Type == REG_DWORD && SetupGetFieldCount (Context) == 5))
{
PWCHAR Str = NULL;
if (Type == REG_MULTI_SZ)
{
if (!SetupGetMultiSzFieldW (Context, 5, NULL, 0, &Size))
Size = 0;
if (Size)
{
Str = (WCHAR*) RtlAllocateHeap (ProcessHeap, 0, Size * sizeof(WCHAR));
if (Str == NULL)
return FALSE;
SetupGetMultiSzFieldW (Context, 5, Str, Size, NULL);
}
if (Flags & FLG_ADDREG_APPEND)
{
if (Str == NULL)
return TRUE;
// append_multi_sz_value( hkey, value, str, size );
RtlFreeHeap (ProcessHeap, 0, Str);
return TRUE;
}
/* else fall through to normal string handling */
}
else
{
if (!SetupGetStringFieldW (Context, 5, NULL, 0, &Size))
Size = 0;
if (Size)
{
Str = (WCHAR*) RtlAllocateHeap (ProcessHeap, 0, Size * sizeof(WCHAR));
if (Str == NULL)
return FALSE;
SetupGetStringFieldW (Context, 5, Str, Size, NULL);
}
}
if (Type == REG_DWORD)
{
ULONG dw = Str ? wcstoul (Str, NULL, 0) : 0;
DPRINT("setting dword %wZ to %lx\n", ValueName, dw);
#ifdef __REACTOS__
NtSetValueKey (KeyHandle,
ValueName,
0,
Type,
(PVOID)&dw,
sizeof(ULONG));
#else
RegSetValueExW(KeyHandle, ValueName, 0, Type, (const UCHAR*)&dw, sizeof(ULONG));
#endif
}
else
{
DPRINT("setting value %wZ to %S\n", ValueName, Str);
if (Str)
{
#ifdef __REACTOS__
NtSetValueKey (KeyHandle,
ValueName,
0,
Type,
(PVOID)Str,
Size * sizeof(WCHAR));
#else
RegSetValueExW(KeyHandle, ValueName, 0, Type, (const UCHAR*)Str, Size * sizeof(WCHAR));
#endif
}
else
{
#ifdef __REACTOS__
NtSetValueKey (KeyHandle,
ValueName,
0,
Type,
(PVOID)&EmptyStr,
sizeof(WCHAR));
#else
RegSetValueExW(KeyHandle, ValueName, 0, Type, (const UCHAR*)&EmptyStr, sizeof(WCHAR));
#endif
}
}
RtlFreeHeap (ProcessHeap, 0, Str);
}
else /* get the binary data */
{
PUCHAR Data = NULL;
if (!SetupGetBinaryField (Context, 5, NULL, 0, &Size))
Size = 0;
if (Size)
{
Data = (unsigned char*) RtlAllocateHeap (ProcessHeap, 0, Size);
if (Data == NULL)
return FALSE;
DPRINT("setting binary data %wZ len %lu\n", ValueName, Size);
SetupGetBinaryField (Context, 5, Data, Size, NULL);
}
#ifdef __REACTOS__
NtSetValueKey (KeyHandle,
ValueName,
0,
Type,
(PVOID)Data,
Size);
#else
RegSetValueExW(KeyHandle, ValueName, 0, Type, (const UCHAR*)Data, Size);
#endif
RtlFreeHeap (ProcessHeap, 0, Data);
}
return TRUE;
}
#ifdef __REACTOS__
NTSTATUS
CreateNestedKey (PHANDLE KeyHandle,
ACCESS_MASK DesiredAccess,
POBJECT_ATTRIBUTES ObjectAttributes)
{
OBJECT_ATTRIBUTES LocalObjectAttributes;
UNICODE_STRING LocalKeyName;
ULONG Disposition;
NTSTATUS Status;
USHORT FullNameLength;
PWCHAR Ptr;
HANDLE LocalKeyHandle;
Status = NtCreateKey (KeyHandle,
KEY_ALL_ACCESS,
ObjectAttributes,
0,
NULL,
0,
&Disposition);
DPRINT("NtCreateKey(%wZ) called (Status %lx)\n", ObjectAttributes->ObjectName, Status);
if (Status != STATUS_OBJECT_NAME_NOT_FOUND)
return Status;
/* Copy object attributes */
RtlCopyMemory (&LocalObjectAttributes,
ObjectAttributes,
sizeof(OBJECT_ATTRIBUTES));
RtlCreateUnicodeString (&LocalKeyName,
ObjectAttributes->ObjectName->Buffer);
LocalObjectAttributes.ObjectName = &LocalKeyName;
FullNameLength = LocalKeyName.Length;
/* Remove the last part of the key name and try to create the key again. */
while (Status == STATUS_OBJECT_NAME_NOT_FOUND)
{
Ptr = wcsrchr (LocalKeyName.Buffer, '\\');
if (Ptr == NULL || Ptr == LocalKeyName.Buffer)
{
Status = STATUS_UNSUCCESSFUL;
break;
}
*Ptr = (WCHAR)0;
LocalKeyName.Length = wcslen (LocalKeyName.Buffer) * sizeof(WCHAR);
Status = NtCreateKey (&LocalKeyHandle,
KEY_ALL_ACCESS,
&LocalObjectAttributes,
0,
NULL,
0,
&Disposition);
DPRINT("NtCreateKey(%wZ) called (Status %lx)\n", &LocalKeyName, Status);
}
if (!NT_SUCCESS(Status))
{
RtlFreeUnicodeString (&LocalKeyName);
return Status;
}
/* Add removed parts of the key name and create them too. */
while (TRUE)
{
if (LocalKeyName.Length == FullNameLength)
{
Status = STATUS_SUCCESS;
*KeyHandle = LocalKeyHandle;
break;
}
NtClose (LocalKeyHandle);
LocalKeyName.Buffer[LocalKeyName.Length / sizeof(WCHAR)] = L'\\';
LocalKeyName.Length = wcslen (LocalKeyName.Buffer) * sizeof(WCHAR);
Status = NtCreateKey (&LocalKeyHandle,
KEY_ALL_ACCESS,
&LocalObjectAttributes,
0,
NULL,
0,
&Disposition);
DPRINT("NtCreateKey(%wZ) called (Status %lx)\n", &LocalKeyName, Status);
if (!NT_SUCCESS(Status))
break;
}
RtlFreeUnicodeString (&LocalKeyName);
return Status;
}
#endif
/***********************************************************************
* registry_callback
*
* Called once for each AddReg and DelReg entry in a given section.
*/
static BOOLEAN
registry_callback(HINF hInf, PCWSTR Section, BOOLEAN Delete)
{
OBJECT_ATTRIBUTES ObjectAttributes;
WCHAR Buffer[MAX_INF_STRING_LENGTH];
UNICODE_STRING Name;
UNICODE_STRING Value;
PUNICODE_STRING ValuePtr;
NTSTATUS Status;
UINT Flags;
ULONG Length;
INFCONTEXT Context;
HANDLE KeyHandle;
BOOLEAN Ok;
Ok = SetupFindFirstLineW (hInf, Section, NULL, &Context);
if (Ok)
{
for (;Ok; Ok = SetupFindNextLine (&Context, &Context))
{
/* get root */
if (!SetupGetStringFieldW (&Context, 1, Buffer, MAX_INF_STRING_LENGTH, NULL))
continue;
if (!GetRootKey (Buffer))
continue;
/* get key */
Length = wcslen (Buffer);
if (!SetupGetStringFieldW (&Context, 2, Buffer + Length, MAX_INF_STRING_LENGTH - Length, NULL))
*Buffer = 0;
DPRINT("KeyName: <%S>\n", Buffer);
/* get flags */
if (!SetupGetIntField (&Context, 4, (PINT)&Flags))
Flags = 0;
DPRINT("Flags: %lx\n", Flags);
#ifdef __REACTOS__
RtlInitUnicodeString (&Name,
Buffer);
InitializeObjectAttributes (&ObjectAttributes,
&Name,
OBJ_CASE_INSENSITIVE,
NULL,
NULL);
if (Delete || (Flags & FLG_ADDREG_OVERWRITEONLY))
{
Status = NtOpenKey (&KeyHandle,
KEY_ALL_ACCESS,
&ObjectAttributes);
if (!NT_SUCCESS(Status))
{
DPRINT1("NtOpenKey(%wZ) failed (Status %lx)\n", &Name, Status);
continue; /* ignore if it doesn't exist */
}
}
else
{
Status = CreateNestedKey (&KeyHandle,
KEY_ALL_ACCESS,
&ObjectAttributes);
if (!NT_SUCCESS(Status))
{
DPRINT1("CreateNestedKey(%wZ) failed (Status %lx)\n", &Name, Status);
continue;
}
}
#else
if (Delete || (Flags & FLG_ADDREG_OVERWRITEONLY))
{
LONG rc = RegOpenKeyW(NULL, Buffer, &KeyHandle);
if (rc != ERROR_SUCCESS)
{
DPRINT("RegOpenKeyW(%S) failed (error %lu)\n", Buffer, rc);
continue; /* ignore if it doesn't exist */
}
}
else
{
LONG rc = RegCreateKeyW(NULL, Buffer, &KeyHandle);
if (rc != ERROR_SUCCESS)
{
DPRINT("RegCreateKeyW(%S) failed (error %lu)\n", Buffer, rc);
continue;
}
}
#endif
/* get value name */
if (SetupGetStringFieldW (&Context, 3, Buffer, MAX_INF_STRING_LENGTH, NULL))
{
RtlInitUnicodeString (&Value,
Buffer);
ValuePtr = &Value;
}
else
{
ValuePtr = NULL;
}
/* and now do it */
if (!do_reg_operation (KeyHandle, ValuePtr, &Context, Flags))
{
NtClose (KeyHandle);
return FALSE;
}
#ifdef __REACTOS__
NtClose (KeyHandle);
#endif
}
}
return TRUE;
}
BOOLEAN
ImportRegistryFile(
PWSTR Filename,
PWSTR Section,
LCID LocaleId,
BOOLEAN Delete)
{
WCHAR FileNameBuffer[MAX_PATH];
HINF hInf;
UINT ErrorLine;
/* Load inf file from install media. */
wcscpy(FileNameBuffer, SourcePath.Buffer);
wcscat(FileNameBuffer, L"\\");
wcscat(FileNameBuffer, Filename);
hInf = SetupOpenInfFileW(FileNameBuffer,
NULL,
INF_STYLE_WIN4,
LocaleId,
&ErrorLine);
if (hInf == INVALID_HANDLE_VALUE)
{
DPRINT1("SetupOpenInfFile() failed\n");
return FALSE;
}
if (!registry_callback(hInf, L"AddReg", FALSE))
{
DPRINT1("registry_callback() failed\n");
}
if (!registry_callback(hInf, L"AddReg.NT" Architecture, FALSE))
{
DPRINT1("registry_callback() failed\n");
}
InfCloseFile(hInf);
return TRUE;
}
BOOLEAN
SetInstallPathValue(
PUNICODE_STRING InstallPath)
{
OBJECT_ATTRIBUTES ObjectAttributes;
UNICODE_STRING KeyName = RTL_CONSTANT_STRING(L"\\Registry\\Machine\\HARDWARE");
UNICODE_STRING ValueName = RTL_CONSTANT_STRING(L"InstallPath");
HANDLE KeyHandle;
NTSTATUS Status;
/* Create the 'secret' InstallPath key */
InitializeObjectAttributes(&ObjectAttributes,
&KeyName,
OBJ_CASE_INSENSITIVE,
NULL,
NULL);
Status = NtOpenKey(&KeyHandle,
KEY_ALL_ACCESS,
&ObjectAttributes);
if (!NT_SUCCESS(Status))
{
DPRINT1("NtOpenKey() failed (Status %lx)\n", Status);
return FALSE;
}
Status = NtSetValueKey(KeyHandle,
&ValueName,
0,
REG_SZ,
(PVOID)InstallPath->Buffer,
InstallPath->Length + sizeof(WCHAR));
NtClose(KeyHandle);
if (!NT_SUCCESS(Status))
{
DPRINT1("NtSetValueKey() failed (Status %lx)\n", Status);
return FALSE;
}
return TRUE;
}
BOOLEAN
SetMountedDeviceValue(
CHAR Letter,
ULONG Signature,
LARGE_INTEGER StartingOffset)
{
OBJECT_ATTRIBUTES ObjectAttributes;
WCHAR ValueNameBuffer[16];
UNICODE_STRING KeyName = RTL_CONSTANT_STRING(L"\\Registry\\Machine\\SYSTEM\\MountedDevices");
UNICODE_STRING ValueName;
REG_DISK_MOUNT_INFO MountInfo;
NTSTATUS Status;
HANDLE KeyHandle;
swprintf(ValueNameBuffer, L"\\DosDevices\\%C:", Letter);
RtlInitUnicodeString(&ValueName, ValueNameBuffer);
InitializeObjectAttributes(&ObjectAttributes,
&KeyName,
OBJ_CASE_INSENSITIVE,
NULL,
NULL);
Status = NtOpenKey(&KeyHandle,
KEY_ALL_ACCESS,
&ObjectAttributes);
if (!NT_SUCCESS(Status))
{
Status = NtCreateKey(&KeyHandle,
KEY_ALL_ACCESS,
&ObjectAttributes,
0,
NULL,
REG_OPTION_NON_VOLATILE,
NULL);
}
if (!NT_SUCCESS(Status))
{
DPRINT1("NtCreateKey() failed (Status %lx)\n", Status);
return FALSE;
}
MountInfo.Signature = Signature;
MountInfo.StartingOffset = StartingOffset;
Status = NtSetValueKey(KeyHandle,
&ValueName,
0,
REG_BINARY,
(PVOID)&MountInfo,
sizeof(MountInfo));
NtClose(KeyHandle);
if (!NT_SUCCESS(Status))
{
DPRINT1("NtSetValueKey() failed (Status %lx)\n", Status);
return FALSE;
}
return TRUE;
}
VOID
SetDefaultPagefile(
WCHAR Drive)
{
OBJECT_ATTRIBUTES ObjectAttributes;
UNICODE_STRING KeyName = RTL_CONSTANT_STRING(L"\\Registry\\Machine\\SYSTEM\\CurrentControlSet\\Control\\Session Manager\\Memory Management");
UNICODE_STRING ValueName = RTL_CONSTANT_STRING(L"PagingFiles");
WCHAR ValueBuffer[] = L"?:\\pagefile.sys 0 0\0";
HANDLE KeyHandle;
NTSTATUS Status;
InitializeObjectAttributes(&ObjectAttributes,
&KeyName,
OBJ_CASE_INSENSITIVE,
NULL,
NULL);
Status = NtOpenKey(&KeyHandle,
KEY_ALL_ACCESS,
&ObjectAttributes);
if (!NT_SUCCESS(Status))
return;
ValueBuffer[0] = Drive;
NtSetValueKey(KeyHandle,
&ValueName,
0,
REG_MULTI_SZ,
(PVOID)&ValueBuffer,
sizeof(ValueBuffer));
NtClose(KeyHandle);
}
/* EOF */