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/*
* Registry management
*
* Copyright 1996 Marcus Meissner
* Copyright 1998 Matthew Becker
* Copyright 1999 Sylvain St-Germain
* Copyright 1999 Alexandre Julliard
* Copyright 2017 Dmitry Timoshkov
* Copyright 2019 Nikolay Sivov for CodeWeavers
*
* 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <stdlib.h>
#include <stdarg.h>
#include <stdio.h>
#include "ntstatus.h"
#define WIN32_NO_STATUS
#include "windef.h"
#include "winbase.h"
#include "winreg.h"
#include "winerror.h"
#include "winternl.h"
#include "winperf.h"
#include "winuser.h"
#include "shlwapi.h"
#include "sddl.h"
#include "kernelbase.h"
#include "wine/debug.h"
#include "wine/exception.h"
#include "wine/heap.h"
#include "wine/list.h"
WINE_DEFAULT_DEBUG_CHANNEL(reg);
#define HKEY_SPECIAL_ROOT_FIRST HKEY_CLASSES_ROOT
#define HKEY_SPECIAL_ROOT_LAST HKEY_DYN_DATA
static const WCHAR * const root_key_names[] =
{
L"\\Registry\\Machine\\Software\\Classes",
NULL, /* HKEY_CURRENT_USER is determined dynamically */
L"\\Registry\\Machine",
L"\\Registry\\User",
L"\\Registry\\PerfData",
L"\\Registry\\Machine\\System\\CurrentControlSet\\Hardware Profiles\\Current",
L"\\Registry\\DynData"
};
static HKEY special_root_keys[ARRAY_SIZE(root_key_names)];
static BOOL cache_disabled[ARRAY_SIZE(root_key_names)];
static CRITICAL_SECTION reg_mui_cs;
static CRITICAL_SECTION_DEBUG reg_mui_cs_debug =
{
0, 0, &reg_mui_cs,
{ &reg_mui_cs_debug.ProcessLocksList,
&reg_mui_cs_debug.ProcessLocksList },
0, 0, { (DWORD_PTR)(__FILE__ ": reg_mui_cs") }
};
static CRITICAL_SECTION reg_mui_cs = { &reg_mui_cs_debug, -1, 0, 0, 0, 0 };
struct mui_cache_entry {
struct list entry;
WCHAR *file_name; /* full path name */
DWORD index;
LCID locale;
WCHAR *text;
};
static struct list reg_mui_cache = LIST_INIT(reg_mui_cache); /* MRU */
static unsigned int reg_mui_cache_count;
#define REG_MUI_CACHE_SIZE 8
#define IS_OPTION_TRUE(ch) ((ch) == 'y' || (ch) == 'Y' || (ch) == 't' || (ch) == 'T' || (ch) == '1')
/* check if value type needs string conversion (Ansi<->Unicode) */
static inline BOOL is_string( DWORD type )
{
return (type == REG_SZ) || (type == REG_EXPAND_SZ) || (type == REG_MULTI_SZ);
}
/* check if current version is NT or Win95 */
static inline BOOL is_version_nt(void)
{
return !(GetVersion() & 0x80000000);
}
static BOOL is_wow6432node( const UNICODE_STRING *name )
{
return (name->Length == 11 * sizeof(WCHAR) && !wcsnicmp( name->Buffer, L"Wow6432Node", 11 ));
}
/* open the Wow6432Node subkey of the specified key */
static HANDLE open_wow6432node( HANDLE key )
{
OBJECT_ATTRIBUTES attr;
UNICODE_STRING nameW;
HANDLE ret;
attr.Length = sizeof(attr);
attr.RootDirectory = key;
attr.ObjectName = &nameW;
attr.Attributes = 0;
attr.SecurityDescriptor = NULL;
attr.SecurityQualityOfService = NULL;
RtlInitUnicodeString( &nameW, L"Wow6432Node" );
if (NtOpenKeyEx( &ret, MAXIMUM_ALLOWED, &attr, 0 )) ret = 0;
return ret;
}
/* wrapper for NtCreateKey that creates the key recursively if necessary */
static NTSTATUS create_key( HKEY *retkey, ACCESS_MASK access, OBJECT_ATTRIBUTES *attr,
const UNICODE_STRING *class, ULONG options, PULONG dispos )
{
BOOL force_wow32 = is_win64 && (access & KEY_WOW64_32KEY);
NTSTATUS status = STATUS_OBJECT_NAME_NOT_FOUND;
HANDLE subkey, root = attr->RootDirectory;
if (!force_wow32) status = NtCreateKey( &subkey, access, attr, 0, class, options, dispos );
if (status == STATUS_OBJECT_NAME_NOT_FOUND)
{
WCHAR *buffer = attr->ObjectName->Buffer;
DWORD attrs, pos = 0, i = 0, len = attr->ObjectName->Length / sizeof(WCHAR);
UNICODE_STRING str;
/* don't try to create registry root */
if (!attr->RootDirectory && len > 10 && !wcsnicmp( buffer, L"\\Registry\\", 10 )) i += 10;
while (i < len && buffer[i] != '\\') i++;
if (i == len && !force_wow32) return status;
attrs = attr->Attributes;
attr->ObjectName = &str;
for (;;)
{
str.Buffer = buffer + pos;
str.Length = (i - pos) * sizeof(WCHAR);
if (force_wow32 && pos)
{
if (is_wow6432node( &str )) force_wow32 = FALSE;
else if ((subkey = open_wow6432node( attr->RootDirectory )))
{
if (attr->RootDirectory != root) NtClose( attr->RootDirectory );
attr->RootDirectory = subkey;
force_wow32 = FALSE;
}
}
if (i == len)
{
attr->Attributes = attrs;
status = NtCreateKey( &subkey, access, attr, 0, class, options, dispos );
}
else
{
attr->Attributes = attrs & ~OBJ_OPENLINK;
status = NtCreateKey( &subkey, access, attr, 0, class,
options & ~REG_OPTION_CREATE_LINK, dispos );
}
if (attr->RootDirectory != root) NtClose( attr->RootDirectory );
if (status) return status;
if (i == len) break;
attr->RootDirectory = subkey;
while (i < len && buffer[i] == '\\') i++;
pos = i;
while (i < len && buffer[i] != '\\') i++;
}
}
attr->RootDirectory = subkey;
if (force_wow32 && (subkey = open_wow6432node( attr->RootDirectory )))
{
if (attr->RootDirectory != root) NtClose( attr->RootDirectory );
attr->RootDirectory = subkey;
}
*retkey = attr->RootDirectory;
return status;
}
/* wrapper for NtOpenKeyEx to handle Wow6432 nodes */
static NTSTATUS open_key( HKEY *retkey, DWORD options, ACCESS_MASK access, OBJECT_ATTRIBUTES *attr )
{
NTSTATUS status;
BOOL force_wow32 = is_win64 && (access & KEY_WOW64_32KEY);
HANDLE subkey, root = attr->RootDirectory;
WCHAR *buffer = attr->ObjectName->Buffer;
DWORD pos = 0, i = 0, len = attr->ObjectName->Length / sizeof(WCHAR);
UNICODE_STRING str;
*retkey = NULL;
if (!force_wow32)
{
if (options & REG_OPTION_OPEN_LINK) attr->Attributes |= OBJ_OPENLINK;
return NtOpenKeyEx( (HANDLE *)retkey, access, attr, options );
}
if (len && buffer[0] == '\\') return STATUS_OBJECT_PATH_INVALID;
while (i < len && buffer[i] != '\\') i++;
attr->ObjectName = &str;
for (;;)
{
str.Buffer = buffer + pos;
str.Length = (i - pos) * sizeof(WCHAR);
if (force_wow32 && pos)
{
if (is_wow6432node( &str )) force_wow32 = FALSE;
else if ((subkey = open_wow6432node( attr->RootDirectory )))
{
if (attr->RootDirectory != root) NtClose( attr->RootDirectory );
attr->RootDirectory = subkey;
force_wow32 = FALSE;
}
}
if (i == len)
{
if (options & REG_OPTION_OPEN_LINK) attr->Attributes |= OBJ_OPENLINK;
status = NtOpenKeyEx( &subkey, access, attr, options );
}
else
{
if (!(options & REG_OPTION_OPEN_LINK)) attr->Attributes &= ~OBJ_OPENLINK;
status = NtOpenKeyEx( &subkey, access, attr, options & ~REG_OPTION_OPEN_LINK );
}
if (attr->RootDirectory != root) NtClose( attr->RootDirectory );
if (status) return status;
attr->RootDirectory = subkey;
if (i == len) break;
while (i < len && buffer[i] == '\\') i++;
pos = i;
while (i < len && buffer[i] != '\\') i++;
}
if (force_wow32 && (subkey = open_wow6432node( attr->RootDirectory )))
{
if (attr->RootDirectory != root) NtClose( attr->RootDirectory );
attr->RootDirectory = subkey;
}
*retkey = attr->RootDirectory;
return status;
}
/* create one of the HKEY_* special root keys */
static HKEY create_special_root_hkey( HKEY hkey, DWORD access )
{
HKEY ret = 0;
int idx = HandleToUlong(hkey) - HandleToUlong(HKEY_SPECIAL_ROOT_FIRST);
if (HandleToUlong(hkey) == HandleToUlong(HKEY_CURRENT_USER))
{
if (RtlOpenCurrentUser( access, (HANDLE *)&hkey )) return 0;
TRACE( "HKEY_CURRENT_USER -> %p\n", hkey );
}
else
{
OBJECT_ATTRIBUTES attr;
UNICODE_STRING name;
attr.Length = sizeof(attr);
attr.RootDirectory = 0;
attr.ObjectName = &name;
attr.Attributes = 0;
attr.SecurityDescriptor = NULL;
attr.SecurityQualityOfService = NULL;
RtlInitUnicodeString( &name, root_key_names[idx] );
if (create_key( &hkey, access, &attr, NULL, 0, NULL )) return 0;
TRACE( "%s -> %p\n", debugstr_w(attr.ObjectName->Buffer), hkey );
}
if (!cache_disabled[idx] && !(access & (KEY_WOW64_64KEY | KEY_WOW64_32KEY)))
{
if (!(ret = InterlockedCompareExchangePointer( (void **)&special_root_keys[idx], hkey, 0 )))
ret = hkey;
else
NtClose( hkey ); /* somebody beat us to it */
}
else
ret = hkey;
return ret;
}
/* map the hkey from special root to normal key if necessary */
static inline HKEY get_special_root_hkey( HKEY hkey, REGSAM access )
{
HKEY ret = hkey;
if ((HandleToUlong(hkey) >= HandleToUlong(HKEY_SPECIAL_ROOT_FIRST))
&& (HandleToUlong(hkey) <= HandleToUlong(HKEY_SPECIAL_ROOT_LAST)))
{
REGSAM mask = 0;
if (HandleToUlong(hkey) == HandleToUlong(HKEY_CLASSES_ROOT))
mask = KEY_WOW64_32KEY | KEY_WOW64_64KEY;
if ((access & mask) ||
!(ret = special_root_keys[HandleToUlong(hkey) - HandleToUlong(HKEY_SPECIAL_ROOT_FIRST)]))
ret = create_special_root_hkey( hkey, MAXIMUM_ALLOWED | (access & mask) );
}
return ret;
}
/******************************************************************************
* RemapPredefinedHandleInternal (kernelbase.@)
*/
NTSTATUS WINAPI RemapPredefinedHandleInternal( HKEY hkey, HKEY override )
{
HKEY old_key;
int idx;
TRACE("(%p %p)\n", hkey, override);
if ((HandleToUlong(hkey) < HandleToUlong(HKEY_SPECIAL_ROOT_FIRST))
|| (HandleToUlong(hkey) > HandleToUlong(HKEY_SPECIAL_ROOT_LAST)))
return STATUS_INVALID_HANDLE;
idx = HandleToUlong(hkey) - HandleToUlong(HKEY_SPECIAL_ROOT_FIRST);
if (override)
{
NTSTATUS status = NtDuplicateObject( GetCurrentProcess(), override,
GetCurrentProcess(), (HANDLE *)&override,
0, 0, DUPLICATE_SAME_ACCESS );
if (status) return status;
}
old_key = InterlockedExchangePointer( (void **)&special_root_keys[idx], override );
if (old_key) NtClose( old_key );
return STATUS_SUCCESS;
}
/******************************************************************************
* DisablePredefinedHandleTableInternal (kernelbase.@)
*/
NTSTATUS WINAPI DisablePredefinedHandleTableInternal( HKEY hkey )
{
HKEY old_key;
int idx;
TRACE("(%p)\n", hkey);
if ((HandleToUlong(hkey) < HandleToUlong(HKEY_SPECIAL_ROOT_FIRST))
|| (HandleToUlong(hkey) > HandleToUlong(HKEY_SPECIAL_ROOT_LAST)))
return STATUS_INVALID_HANDLE;
idx = HandleToUlong(hkey) - HandleToUlong(HKEY_SPECIAL_ROOT_FIRST);
cache_disabled[idx] = TRUE;
old_key = InterlockedExchangePointer( (void **)&special_root_keys[idx], NULL );
if (old_key) NtClose( old_key );
return STATUS_SUCCESS;
}
/******************************************************************************
* RegCreateKeyExW (kernelbase.@)
*
* See RegCreateKeyExA.
*/
LSTATUS WINAPI DECLSPEC_HOTPATCH RegCreateKeyExW( HKEY hkey, LPCWSTR name, DWORD reserved, LPWSTR class,
DWORD options, REGSAM access, SECURITY_ATTRIBUTES *sa,
PHKEY retkey, LPDWORD dispos )
{
OBJECT_ATTRIBUTES attr;
UNICODE_STRING nameW, classW;
if (reserved) return ERROR_INVALID_PARAMETER;
if (!(hkey = get_special_root_hkey( hkey, access ))) return ERROR_INVALID_HANDLE;
attr.Length = sizeof(attr);
attr.RootDirectory = hkey;
attr.ObjectName = &nameW;
attr.Attributes = 0;
attr.SecurityDescriptor = NULL;
attr.SecurityQualityOfService = NULL;
if (options & REG_OPTION_OPEN_LINK) attr.Attributes |= OBJ_OPENLINK;
RtlInitUnicodeString( &nameW, name );
RtlInitUnicodeString( &classW, class );
return RtlNtStatusToDosError( create_key( retkey, access, &attr, &classW, options, dispos ) );
}
/******************************************************************************
* RegCreateKeyExA (kernelbase.@)
*
* Open a registry key, creating it if it doesn't exist.
*
* PARAMS
* hkey [I] Handle of the parent registry key
* name [I] Name of the new key to open or create
* reserved [I] Reserved, pass 0
* class [I] The object type of the new key
* options [I] Flags controlling the key creation (REG_OPTION_* flags from "winnt.h")
* access [I] Access level desired
* sa [I] Security attributes for the key
* retkey [O] Destination for the resulting handle
* dispos [O] Receives REG_CREATED_NEW_KEY or REG_OPENED_EXISTING_KEY
*
* RETURNS
* Success: ERROR_SUCCESS.
* Failure: A standard Win32 error code. retkey remains untouched.
*
* FIXME
* MAXIMUM_ALLOWED in access mask not supported by server
*/
LSTATUS WINAPI DECLSPEC_HOTPATCH RegCreateKeyExA( HKEY hkey, LPCSTR name, DWORD reserved, LPSTR class,
DWORD options, REGSAM access, SECURITY_ATTRIBUTES *sa,
PHKEY retkey, LPDWORD dispos )
{
OBJECT_ATTRIBUTES attr;
UNICODE_STRING classW;
ANSI_STRING nameA, classA;
NTSTATUS status;
if (reserved) return ERROR_INVALID_PARAMETER;
if (!is_version_nt())
{
access = MAXIMUM_ALLOWED; /* Win95 ignores the access mask */
if (name && *name == '\\') name++; /* win9x,ME ignores one (and only one) beginning backslash */
}
if (!(hkey = get_special_root_hkey( hkey, access ))) return ERROR_INVALID_HANDLE;
attr.Length = sizeof(attr);
attr.RootDirectory = hkey;
attr.ObjectName = &NtCurrentTeb()->StaticUnicodeString;
attr.Attributes = 0;
attr.SecurityDescriptor = NULL;
attr.SecurityQualityOfService = NULL;
if (options & REG_OPTION_OPEN_LINK) attr.Attributes |= OBJ_OPENLINK;
RtlInitAnsiString( &nameA, name );
RtlInitAnsiString( &classA, class );
if (!(status = RtlAnsiStringToUnicodeString( &NtCurrentTeb()->StaticUnicodeString,
&nameA, FALSE )))
{
if (!(status = RtlAnsiStringToUnicodeString( &classW, &classA, TRUE )))
{
status = create_key( retkey, access, &attr, &classW, options, dispos );
RtlFreeUnicodeString( &classW );
}
}
return RtlNtStatusToDosError( status );
}
/******************************************************************************
* RegOpenKeyExW (kernelbase.@)
*
* See RegOpenKeyExA.
*/
LSTATUS WINAPI DECLSPEC_HOTPATCH RegOpenKeyExW( HKEY hkey, LPCWSTR name, DWORD options, REGSAM access, PHKEY retkey )
{
OBJECT_ATTRIBUTES attr;
UNICODE_STRING nameW;
if (retkey && (!name || !name[0]) &&
(HandleToUlong(hkey) >= HandleToUlong(HKEY_SPECIAL_ROOT_FIRST)) &&
(HandleToUlong(hkey) <= HandleToUlong(HKEY_SPECIAL_ROOT_LAST)))
{
*retkey = hkey;
return ERROR_SUCCESS;
}
/* NT+ allows beginning backslash for HKEY_CLASSES_ROOT */
if (HandleToUlong(hkey) == HandleToUlong(HKEY_CLASSES_ROOT) && name && *name == '\\') name++;
if (!retkey) return ERROR_INVALID_PARAMETER;
*retkey = NULL;
if (!(hkey = get_special_root_hkey( hkey, access ))) return ERROR_INVALID_HANDLE;
attr.Length = sizeof(attr);
attr.RootDirectory = hkey;
attr.ObjectName = &nameW;
attr.Attributes = 0;
attr.SecurityDescriptor = NULL;
attr.SecurityQualityOfService = NULL;
RtlInitUnicodeString( &nameW, name );
return RtlNtStatusToDosError( open_key( retkey, options, access, &attr ) );
}
/******************************************************************************
* RegOpenKeyExA (kernelbase.@)
*
* Open a registry key.
*
* PARAMS
* hkey [I] Handle of open key
* name [I] Name of subkey to open
* options [I] Open options (can be set to REG_OPTION_OPEN_LINK)
* access [I] Security access mask
* retkey [O] Handle to open key
*
* RETURNS
* Success: ERROR_SUCCESS
* Failure: A standard Win32 error code. retkey is set to 0.
*
* NOTES
* Unlike RegCreateKeyExA(), this function will not create the key if it
* does not exist.
*/
LSTATUS WINAPI DECLSPEC_HOTPATCH RegOpenKeyExA( HKEY hkey, LPCSTR name, DWORD options, REGSAM access, PHKEY retkey )
{
OBJECT_ATTRIBUTES attr;
STRING nameA;
NTSTATUS status;
if (retkey && (!name || !name[0]) &&
(HandleToUlong(hkey) >= HandleToUlong(HKEY_SPECIAL_ROOT_FIRST)) &&
(HandleToUlong(hkey) <= HandleToUlong(HKEY_SPECIAL_ROOT_LAST)))
{
*retkey = hkey;
return ERROR_SUCCESS;
}
if (!is_version_nt()) access = MAXIMUM_ALLOWED; /* Win95 ignores the access mask */
else
{
/* NT+ allows beginning backslash for HKEY_CLASSES_ROOT */
if (HandleToUlong(hkey) == HandleToUlong(HKEY_CLASSES_ROOT) && name && *name == '\\') name++;
}
if (!(hkey = get_special_root_hkey( hkey, access ))) return ERROR_INVALID_HANDLE;
attr.Length = sizeof(attr);
attr.RootDirectory = hkey;
attr.ObjectName = &NtCurrentTeb()->StaticUnicodeString;
attr.Attributes = 0;
attr.SecurityDescriptor = NULL;
attr.SecurityQualityOfService = NULL;
RtlInitAnsiString( &nameA, name );
if (!(status = RtlAnsiStringToUnicodeString( &NtCurrentTeb()->StaticUnicodeString,
&nameA, FALSE )))
{
status = open_key( retkey, options, access, &attr );
}
return RtlNtStatusToDosError( status );
}
/******************************************************************************
* RegOpenCurrentUser (kernelbase.@)
*
* Get a handle to the HKEY_CURRENT_USER key for the user
* the current thread is impersonating.
*
* PARAMS
* access [I] Desired access rights to the key
* retkey [O] Handle to the opened key
*
* RETURNS
* Success: ERROR_SUCCESS
* Failure: nonzero error code from Winerror.h
*
* FIXME
* This function is supposed to retrieve a handle to the
* HKEY_CURRENT_USER for the user the current thread is impersonating.
* Since Wine does not currently allow threads to impersonate other users,
* this stub should work fine.
*/
LSTATUS WINAPI RegOpenCurrentUser( REGSAM access, PHKEY retkey )
{
void *data[20];
TOKEN_USER *info = (TOKEN_USER *)data;
HANDLE token;
DWORD len = 0;
/* get current user SID */
if (OpenThreadToken( GetCurrentThread(), TOKEN_QUERY, FALSE, &token ))
{
len = sizeof(data);
if (!GetTokenInformation( token, TokenUser, info, len, &len )) len = 0;
CloseHandle( token );
}
if (!len)
{
ImpersonateSelf(SecurityIdentification);
if (OpenThreadToken(GetCurrentThread(), TOKEN_QUERY, FALSE, &token))
{
len = sizeof(data);
if (!GetTokenInformation( token, TokenUser, info, len, &len )) len = 0;
CloseHandle( token );
}
RevertToSelf();
}
if (len)
{
WCHAR buffer[200];
UNICODE_STRING string = { 0, sizeof(buffer), buffer };
RtlConvertSidToUnicodeString( &string, info->User.Sid, FALSE );
return RegOpenKeyExW( HKEY_USERS, string.Buffer, 0, access, retkey );
}
return RegOpenKeyExA( HKEY_CURRENT_USER, "", 0, access, retkey );
}
/******************************************************************************
* RegEnumKeyExW (kernelbase.@)
*
* Enumerate subkeys of the specified open registry key.
*
* PARAMS
* hkey [I] Handle to key to enumerate
* index [I] Index of subkey to enumerate
* name [O] Buffer for subkey name
* name_len [O] Size of subkey buffer
* reserved [I] Reserved
* class [O] Buffer for class string
* class_len [O] Size of class buffer
* ft [O] Time key last written to
*
* RETURNS
* Success: ERROR_SUCCESS
* Failure: System error code. If there are no more subkeys available, the
* function returns ERROR_NO_MORE_ITEMS.
*/
LSTATUS WINAPI RegEnumKeyExW( HKEY hkey, DWORD index, LPWSTR name, LPDWORD name_len,
LPDWORD reserved, LPWSTR class, LPDWORD class_len, FILETIME *ft )
{
NTSTATUS status;
char buffer[256], *buf_ptr = buffer;
KEY_NODE_INFORMATION *info = (KEY_NODE_INFORMATION *)buffer;
DWORD total_size;
TRACE( "(%p,%d,%p,%p(%u),%p,%p,%p,%p)\n", hkey, index, name, name_len,
name_len ? *name_len : 0, reserved, class, class_len, ft );
if (reserved) return ERROR_INVALID_PARAMETER;
if (!(hkey = get_special_root_hkey( hkey, 0 ))) return ERROR_INVALID_HANDLE;
status = NtEnumerateKey( hkey, index, KeyNodeInformation,
buffer, sizeof(buffer), &total_size );
while (status == STATUS_BUFFER_OVERFLOW)
{
/* retry with a dynamically allocated buffer */
if (buf_ptr != buffer) heap_free( buf_ptr );
if (!(buf_ptr = heap_alloc( total_size )))
return ERROR_NOT_ENOUGH_MEMORY;
info = (KEY_NODE_INFORMATION *)buf_ptr;
status = NtEnumerateKey( hkey, index, KeyNodeInformation,
buf_ptr, total_size, &total_size );
}
if (!status)
{
DWORD len = info->NameLength / sizeof(WCHAR);
DWORD cls_len = info->ClassLength / sizeof(WCHAR);
if (ft) *ft = *(FILETIME *)&info->LastWriteTime;
if (len >= *name_len || (class && class_len && (cls_len >= *class_len)))
status = STATUS_BUFFER_OVERFLOW;
else
{
*name_len = len;
memcpy( name, info->Name, info->NameLength );
name[len] = 0;
if (class_len)
{
*class_len = cls_len;
if (class)
{
memcpy( class, buf_ptr + info->ClassOffset, info->ClassLength );
class[cls_len] = 0;
}
}
}
}
if (buf_ptr != buffer) heap_free( buf_ptr );
return RtlNtStatusToDosError( status );
}
/******************************************************************************
* RegEnumKeyExA (kernelbase.@)
*
* See RegEnumKeyExW.
*/
LSTATUS WINAPI RegEnumKeyExA( HKEY hkey, DWORD index, LPSTR name, LPDWORD name_len,
LPDWORD reserved, LPSTR class, LPDWORD class_len, FILETIME *ft )
{
NTSTATUS status;
char buffer[256], *buf_ptr = buffer;
KEY_NODE_INFORMATION *info = (KEY_NODE_INFORMATION *)buffer;
DWORD total_size;
TRACE( "(%p,%d,%p,%p(%u),%p,%p,%p,%p)\n", hkey, index, name, name_len,
name_len ? *name_len : 0, reserved, class, class_len, ft );
if (reserved) return ERROR_INVALID_PARAMETER;
if (!(hkey = get_special_root_hkey( hkey, 0 ))) return ERROR_INVALID_HANDLE;
status = NtEnumerateKey( hkey, index, KeyNodeInformation,
buffer, sizeof(buffer), &total_size );
while (status == STATUS_BUFFER_OVERFLOW)
{
/* retry with a dynamically allocated buffer */
if (buf_ptr != buffer) heap_free( buf_ptr );
if (!(buf_ptr = heap_alloc( total_size )))
return ERROR_NOT_ENOUGH_MEMORY;
info = (KEY_NODE_INFORMATION *)buf_ptr;
status = NtEnumerateKey( hkey, index, KeyNodeInformation,
buf_ptr, total_size, &total_size );
}
if (!status)
{
DWORD len, cls_len;
RtlUnicodeToMultiByteSize( &len, info->Name, info->NameLength );
RtlUnicodeToMultiByteSize( &cls_len, (WCHAR *)(buf_ptr + info->ClassOffset),
info->ClassLength );
if (ft) *ft = *(FILETIME *)&info->LastWriteTime;
if (len >= *name_len || (class && class_len && (cls_len >= *class_len)))
status = STATUS_BUFFER_OVERFLOW;
else
{
*name_len = len;
RtlUnicodeToMultiByteN( name, len, NULL, info->Name, info->NameLength );
name[len] = 0;
if (class_len)
{
*class_len = cls_len;
if (class)
{
RtlUnicodeToMultiByteN( class, cls_len, NULL,
(WCHAR *)(buf_ptr + info->ClassOffset),
info->ClassLength );
class[cls_len] = 0;
}
}
}
}
if (buf_ptr != buffer) heap_free( buf_ptr );
return RtlNtStatusToDosError( status );
}
/******************************************************************************
* RegQueryInfoKeyW (kernelbase.@)
*
* Retrieves information about the specified registry key.
*
* PARAMS
* hkey [I] Handle to key to query
* class [O] Buffer for class string
* class_len [O] Size of class string buffer
* reserved [I] Reserved
* subkeys [O] Buffer for number of subkeys
* max_subkey [O] Buffer for longest subkey name length
* max_class [O] Buffer for longest class string length
* values [O] Buffer for number of value entries
* max_value [O] Buffer for longest value name length
* max_data [O] Buffer for longest value data length
* security [O] Buffer for security descriptor length
* modif [O] Modification time
*
* RETURNS
* Success: ERROR_SUCCESS
* Failure: system error code.
*
* NOTES
* - win95 allows class to be valid and class_len to be NULL
* - winnt returns ERROR_INVALID_PARAMETER if class is valid and class_len is NULL
* - both allow class to be NULL and class_len to be NULL
* (it's hard to test validity, so test !NULL instead)
*/
LSTATUS WINAPI RegQueryInfoKeyW( HKEY hkey, LPWSTR class, LPDWORD class_len, LPDWORD reserved,
LPDWORD subkeys, LPDWORD max_subkey, LPDWORD max_class,
LPDWORD values, LPDWORD max_value, LPDWORD max_data,
LPDWORD security, FILETIME *modif )
{
NTSTATUS status;
char buffer[256], *buf_ptr = buffer;
KEY_FULL_INFORMATION *info = (KEY_FULL_INFORMATION *)buffer;
DWORD total_size;
TRACE( "(%p,%p,%d,%p,%p,%p,%p,%p,%p,%p,%p)\n", hkey, class, class_len ? *class_len : 0,
reserved, subkeys, max_subkey, values, max_value, max_data, security, modif );
if (class && !class_len && is_version_nt()) return ERROR_INVALID_PARAMETER;
if (!(hkey = get_special_root_hkey( hkey, 0 ))) return ERROR_INVALID_HANDLE;
status = NtQueryKey( hkey, KeyFullInformation, buffer, sizeof(buffer), &total_size );
if (status && status != STATUS_BUFFER_OVERFLOW) goto done;
if (class && class_len && *class_len)
{
/* retry with a dynamically allocated buffer */
while (status == STATUS_BUFFER_OVERFLOW)
{
if (buf_ptr != buffer) heap_free( buf_ptr );
if (!(buf_ptr = heap_alloc( total_size )))
return ERROR_NOT_ENOUGH_MEMORY;
info = (KEY_FULL_INFORMATION *)buf_ptr;
status = NtQueryKey( hkey, KeyFullInformation, buf_ptr, total_size, &total_size );
}
if (status) goto done;
if (class_len && (info->ClassLength/sizeof(WCHAR) + 1 > *class_len))
{
status = STATUS_BUFFER_TOO_SMALL;
}
else
{
memcpy( class, buf_ptr + info->ClassOffset, info->ClassLength );
class[info->ClassLength/sizeof(WCHAR)] = 0;
}
}
else status = STATUS_SUCCESS;
if (class_len) *class_len = info->ClassLength / sizeof(WCHAR);
if (subkeys) *subkeys = info->SubKeys;
if (max_subkey) *max_subkey = info->MaxNameLen / sizeof(WCHAR);
if (max_class) *max_class = info->MaxClassLen / sizeof(WCHAR);
if (values) *values = info->Values;
if (max_value) *max_value = info->MaxValueNameLen / sizeof(WCHAR);
if (max_data) *max_data = info->MaxValueDataLen;
if (modif) *modif = *(FILETIME *)&info->LastWriteTime;
if (security)
{
FIXME( "security argument not supported.\n");
*security = 0;
}
done:
if (buf_ptr != buffer) heap_free( buf_ptr );
return RtlNtStatusToDosError( status );
}
/******************************************************************************
* RegQueryInfoKeyA (kernelbase.@)
*
* Retrieves information about a registry key.
*
* PARAMS
* hKey [I] Handle to an open key.
* lpClass [O] Class string of the key.
* lpcClass [I/O] size of lpClass.
* lpReserved [I] Reserved; must be NULL.
* lpcSubKeys [O] Number of subkeys contained by the key.
* lpcMaxSubKeyLen [O] Size of the key's subkey with the longest name.
* lpcMaxClassLen [O] Size of the longest string specifying a subkey
* class in TCHARS.
* lpcValues [O] Number of values associated with the key.
* lpcMaxValueNameLen [O] Size of the key's longest value name in TCHARS.
* lpcMaxValueLen [O] Longest data component among the key's values
* lpcbSecurityDescriptor [O] Size of the key's security descriptor.
* lpftLastWriteTime [O] FILETIME structure that is the last write time.
*
* RETURNS
* Success: ERROR_SUCCESS
* Failure: nonzero error code from Winerror.h
*/
LSTATUS WINAPI RegQueryInfoKeyA( HKEY hkey, LPSTR class, LPDWORD class_len, LPDWORD reserved,
LPDWORD subkeys, LPDWORD max_subkey, LPDWORD max_class,
LPDWORD values, LPDWORD max_value, LPDWORD max_data,
LPDWORD security, FILETIME *modif )
{
NTSTATUS status;
char buffer[256], *buf_ptr = buffer;
KEY_FULL_INFORMATION *info = (KEY_FULL_INFORMATION *)buffer;
DWORD total_size;
TRACE( "(%p,%p,%d,%p,%p,%p,%p,%p,%p,%p,%p)\n", hkey, class, class_len ? *class_len : 0,
reserved, subkeys, max_subkey, values, max_value, max_data, security, modif );
if (class && !class_len && is_version_nt()) return ERROR_INVALID_PARAMETER;
if (!(hkey = get_special_root_hkey( hkey, 0 ))) return ERROR_INVALID_HANDLE;
status = NtQueryKey( hkey, KeyFullInformation, buffer, sizeof(buffer), &total_size );
if (status && status != STATUS_BUFFER_OVERFLOW) goto done;
if (class || class_len)
{
/* retry with a dynamically allocated buffer */
while (status == STATUS_BUFFER_OVERFLOW)
{
if (buf_ptr != buffer) heap_free( buf_ptr );
if (!(buf_ptr = heap_alloc( total_size )))
return ERROR_NOT_ENOUGH_MEMORY;
info = (KEY_FULL_INFORMATION *)buf_ptr;
status = NtQueryKey( hkey, KeyFullInformation, buf_ptr, total_size, &total_size );
}
if (status) goto done;
if (class && class_len && *class_len)
{
DWORD len = *class_len;
RtlUnicodeToMultiByteN( class, len, class_len,
(WCHAR *)(buf_ptr + info->ClassOffset), info->ClassLength );
if (*class_len == len)
{
status = STATUS_BUFFER_OVERFLOW;
*class_len -= 1;
}
class[*class_len] = 0;
}
else if (class_len)
RtlUnicodeToMultiByteSize( class_len,
(WCHAR *)(buf_ptr + info->ClassOffset), info->ClassLength );
}
else status = STATUS_SUCCESS;
if (subkeys) *subkeys = info->SubKeys;
if (max_subkey) *max_subkey = info->MaxNameLen / sizeof(WCHAR);
if (max_class) *max_class = info->MaxClassLen / sizeof(WCHAR);
if (values) *values = info->Values;
if (max_value) *max_value = info->MaxValueNameLen / sizeof(WCHAR);
if (max_data) *max_data = info->MaxValueDataLen;
if (modif) *modif = *(FILETIME *)&info->LastWriteTime;
if (security)
{
FIXME( "security argument not supported.\n");
*security = 0;
}
done:
if (buf_ptr != buffer) heap_free( buf_ptr );
return RtlNtStatusToDosError( status );
}
/******************************************************************************
* RegCloseKey (kernelbase.@)
*
* Close an open registry key.
*
* PARAMS
* hkey [I] Handle of key to close
*
* RETURNS
* Success: ERROR_SUCCESS
* Failure: Error code
*/
LSTATUS WINAPI DECLSPEC_HOTPATCH RegCloseKey( HKEY hkey )
{
if (!hkey) return ERROR_INVALID_HANDLE;
if (hkey >= (HKEY)0x80000000) return ERROR_SUCCESS;
return RtlNtStatusToDosError( NtClose( hkey ) );
}
/******************************************************************************
* RegDeleteKeyExW (kernelbase.@)
*/
LSTATUS WINAPI RegDeleteKeyExW( HKEY hkey, LPCWSTR name, REGSAM access, DWORD reserved )
{
DWORD ret;
HKEY tmp;
if (!name) return ERROR_INVALID_PARAMETER;
if (!(hkey = get_special_root_hkey( hkey, access ))) return ERROR_INVALID_HANDLE;
access &= KEY_WOW64_64KEY | KEY_WOW64_32KEY;
if (!(ret = RegOpenKeyExW( hkey, name, 0, access | DELETE, &tmp )))
{
ret = RtlNtStatusToDosError( NtDeleteKey( tmp ) );
RegCloseKey( tmp );
}
TRACE("%s ret=%08x\n", debugstr_w(name), ret);
return ret;
}
/******************************************************************************
* RegDeleteKeyExA (kernelbase.@)
*/
LSTATUS WINAPI RegDeleteKeyExA( HKEY hkey, LPCSTR name, REGSAM access, DWORD reserved )
{
DWORD ret;
HKEY tmp;
if (!name) return ERROR_INVALID_PARAMETER;
if (!(hkey = get_special_root_hkey( hkey, access ))) return ERROR_INVALID_HANDLE;
access &= KEY_WOW64_64KEY | KEY_WOW64_32KEY;
if (!(ret = RegOpenKeyExA( hkey, name, 0, access | DELETE, &tmp )))
{
if (!is_version_nt()) /* win95 does recursive key deletes */
{
CHAR sub[MAX_PATH];
DWORD len = sizeof(sub);
while(!RegEnumKeyExA(tmp, 0, sub, &len, NULL, NULL, NULL, NULL))
{
if(RegDeleteKeyExA(tmp, sub, access, reserved)) /* recurse */
break;
}
}
ret = RtlNtStatusToDosError( NtDeleteKey( tmp ) );
RegCloseKey( tmp );
}
TRACE("%s ret=%08x\n", debugstr_a(name), ret);
return ret;
}
/******************************************************************************
* RegSetValueExW (kernelbase.@)
*
* Set the data and contents of a registry value.
*
* PARAMS
* hkey [I] Handle of key to set value for
* name [I] Name of value to set
* reserved [I] Reserved, must be zero
* type [I] Type of the value being set
* data [I] The new contents of the value to set
* count [I] Size of data
*
* RETURNS
* Success: ERROR_SUCCESS
* Failure: Error code
*/
LSTATUS WINAPI DECLSPEC_HOTPATCH RegSetValueExW( HKEY hkey, LPCWSTR name, DWORD reserved,
DWORD type, const BYTE *data, DWORD count )
{
UNICODE_STRING nameW;
/* no need for version check, not implemented on win9x anyway */
if ((data && ((ULONG_PTR)data >> 16) == 0) || (!data && count)) return ERROR_NOACCESS;
if (count && is_string(type))
{
LPCWSTR str = (LPCWSTR)data;
/* if user forgot to count terminating null, add it (yes NT does this) */
if (str[count / sizeof(WCHAR) - 1] && !str[count / sizeof(WCHAR)])
count += sizeof(WCHAR);
}
if (!(hkey = get_special_root_hkey( hkey, 0 ))) return ERROR_INVALID_HANDLE;
RtlInitUnicodeString( &nameW, name );
return RtlNtStatusToDosError( NtSetValueKey( hkey, &nameW, 0, type, data, count ) );
}
/******************************************************************************
* RegSetValueExA (kernelbase.@)
*
* See RegSetValueExW.
*
* NOTES
* win95 does not care about count for REG_SZ and finds out the len by itself (js)
* NT does definitely care (aj)
*/
LSTATUS WINAPI DECLSPEC_HOTPATCH RegSetValueExA( HKEY hkey, LPCSTR name, DWORD reserved, DWORD type,
const BYTE *data, DWORD count )
{
ANSI_STRING nameA;
UNICODE_STRING nameW;
WCHAR *dataW = NULL;
NTSTATUS status;
if (!is_version_nt()) /* win95 */
{
if (type == REG_SZ)
{
if (!data) return ERROR_INVALID_PARAMETER;
count = strlen((const char *)data) + 1;
}
}
else if (count && is_string(type))
{
/* if user forgot to count terminating null, add it (yes NT does this) */
if (data[count-1] && !data[count]) count++;
}
if (!(hkey = get_special_root_hkey( hkey, 0 ))) return ERROR_INVALID_HANDLE;
if (is_string( type )) /* need to convert to Unicode */
{
DWORD lenW;
RtlMultiByteToUnicodeSize( &lenW, (const char *)data, count );
if (!(dataW = heap_alloc( lenW ))) return ERROR_OUTOFMEMORY;
RtlMultiByteToUnicodeN( dataW, lenW, NULL, (const char *)data, count );
count = lenW;
data = (BYTE *)dataW;
}
RtlInitAnsiString( &nameA, name );
if (!(status = RtlAnsiStringToUnicodeString( &nameW, &nameA, TRUE )))
{
status = NtSetValueKey( hkey, &nameW, 0, type, data, count );
RtlFreeUnicodeString( &nameW );
}
heap_free( dataW );
return RtlNtStatusToDosError( status );
}
/******************************************************************************
* RegSetKeyValueW (kernelbase.@)
*/
LONG WINAPI RegSetKeyValueW( HKEY hkey, LPCWSTR subkey, LPCWSTR name, DWORD type, const void *data, DWORD len )
{
HKEY hsubkey = NULL;
DWORD ret;
TRACE("(%p,%s,%s,%d,%p,%d)\n", hkey, debugstr_w(subkey), debugstr_w(name), type, data, len );
if (subkey && subkey[0]) /* need to create the subkey */
{
if ((ret = RegCreateKeyExW( hkey, subkey, 0, NULL, REG_OPTION_NON_VOLATILE,
KEY_SET_VALUE, NULL, &hsubkey, NULL )) != ERROR_SUCCESS) return ret;
hkey = hsubkey;
}
ret = RegSetValueExW( hkey, name, 0, type, (const BYTE*)data, len );
if (hsubkey) RegCloseKey( hsubkey );
return ret;
}
/******************************************************************************
* RegSetKeyValueA (kernelbase.@)
*/
LONG WINAPI RegSetKeyValueA( HKEY hkey, LPCSTR subkey, LPCSTR name, DWORD type, const void *data, DWORD len )
{
HKEY hsubkey = NULL;
DWORD ret;
TRACE("(%p,%s,%s,%d,%p,%d)\n", hkey, debugstr_a(subkey), debugstr_a(name), type, data, len );
if (subkey && subkey[0]) /* need to create the subkey */
{
if ((ret = RegCreateKeyExA( hkey, subkey, 0, NULL, REG_OPTION_NON_VOLATILE,
KEY_SET_VALUE, NULL, &hsubkey, NULL )) != ERROR_SUCCESS) return ret;
hkey = hsubkey;
}
ret = RegSetValueExA( hkey, name, 0, type, (const BYTE*)data, len );
if (hsubkey) RegCloseKey( hsubkey );
return ret;
}
struct perf_provider
{
HMODULE perflib;
WCHAR linkage[MAX_PATH];
WCHAR objects[MAX_PATH];
PM_OPEN_PROC *pOpen;
PM_CLOSE_PROC *pClose;
PM_COLLECT_PROC *pCollect;
};
static void *get_provider_entry(HKEY perf, HMODULE perflib, const char *name)
{
char buf[MAX_PATH];
DWORD err, type, len;
len = sizeof(buf) - 1;
err = RegQueryValueExA(perf, name, NULL, &type, (BYTE *)buf, &len);
if (err != ERROR_SUCCESS || type != REG_SZ)
return NULL;
buf[len] = 0;
TRACE("Loading function pointer for %s: %s\n", name, debugstr_a(buf));
return GetProcAddress(perflib, buf);
}
static BOOL load_provider(HKEY root, const WCHAR *name, struct perf_provider *provider)
{
WCHAR buf[MAX_PATH], buf2[MAX_PATH];
DWORD err, type, len;
HKEY service, perf;
err = RegOpenKeyExW(root, name, 0, KEY_READ, &service);
if (err != ERROR_SUCCESS)
return FALSE;
provider->linkage[0] = 0;
err = RegOpenKeyExW(service, L"Linkage", 0, KEY_READ, &perf);
if (err == ERROR_SUCCESS)
{
len = sizeof(buf) - sizeof(WCHAR);
err = RegQueryValueExW(perf, L"Export", NULL, &type, (BYTE *)buf, &len);
if (err == ERROR_SUCCESS && (type == REG_SZ || type == REG_MULTI_SZ))
{
memcpy(provider->linkage, buf, len);
provider->linkage[len / sizeof(WCHAR)] = 0;
TRACE("Export: %s\n", debugstr_w(provider->linkage));
}
RegCloseKey(perf);
}
err = RegOpenKeyExW(service, L"Performance", 0, KEY_READ, &perf);
RegCloseKey(service);
if (err != ERROR_SUCCESS)
return FALSE;
provider->objects[0] = 0;
len = sizeof(buf) - sizeof(WCHAR);
err = RegQueryValueExW(perf, L"Object List", NULL, &type, (BYTE *)buf, &len);
if (err == ERROR_SUCCESS && (type == REG_SZ || type == REG_MULTI_SZ))
{
memcpy(provider->objects, buf, len);
provider->objects[len / sizeof(WCHAR)] = 0;
TRACE("Object List: %s\n", debugstr_w(provider->objects));
}
len = sizeof(buf) - sizeof(WCHAR);
err = RegQueryValueExW(perf, L"Library", NULL, &type, (BYTE *)buf, &len);
if (err != ERROR_SUCCESS || !(type == REG_SZ || type == REG_EXPAND_SZ))
goto error;
buf[len / sizeof(WCHAR)] = 0;
if (type == REG_EXPAND_SZ)
{
len = ExpandEnvironmentStringsW(buf, buf2, MAX_PATH);
if (!len || len > MAX_PATH) goto error;
lstrcpyW(buf, buf2);
}
if (!(provider->perflib = LoadLibraryW(buf)))
{
WARN("Failed to load %s\n", debugstr_w(buf));
goto error;
}
GetModuleFileNameW(provider->perflib, buf, MAX_PATH);
TRACE("Loaded provider %s\n", wine_dbgstr_w(buf));
provider->pOpen = get_provider_entry(perf, provider->perflib, "Open");
provider->pClose = get_provider_entry(perf, provider->perflib, "Close");
provider->pCollect = get_provider_entry(perf, provider->perflib, "Collect");
if (provider->pOpen && provider->pClose && provider->pCollect)
{
RegCloseKey(perf);
return TRUE;
}
TRACE("Provider is missing required exports\n");
FreeLibrary(provider->perflib);
error:
RegCloseKey(perf);
return FALSE;
}
static DWORD collect_data(struct perf_provider *provider, const WCHAR *query, void **data, DWORD *size, DWORD *obj_count)
{
WCHAR *linkage = provider->linkage[0] ? provider->linkage : NULL;
DWORD err;
if (!query || !query[0])
query = L"Global";
err = provider->pOpen(linkage);
if (err != ERROR_SUCCESS)
{
TRACE("Open(%s) error %u (%#x)\n", debugstr_w(linkage), err, err);
return err;
}
*obj_count = 0;
err = provider->pCollect((WCHAR *)query, data, size, obj_count);
if (err != ERROR_SUCCESS)
{
TRACE("Collect error %u (%#x)\n", err, err);
*obj_count = 0;
}
provider->pClose();
return err;
}
#define MAX_SERVICE_NAME 260
static DWORD query_perf_data(const WCHAR *query, DWORD *type, void *data, DWORD *ret_size)
{
DWORD err, i, data_size;
HKEY root;
PERF_DATA_BLOCK *pdb;
if (!ret_size)
return ERROR_INVALID_PARAMETER;
data_size = *ret_size;
*ret_size = 0;
if (type)
*type = REG_BINARY;
if (!data || data_size < sizeof(*pdb))
return ERROR_MORE_DATA;
pdb = data;
pdb->Signature[0] = 'P';
pdb->Signature[1] = 'E';
pdb->Signature[2] = 'R';
pdb->Signature[3] = 'F';
#ifdef WORDS_BIGENDIAN
pdb->LittleEndian = FALSE;
#else
pdb->LittleEndian = TRUE;
#endif
pdb->Version = PERF_DATA_VERSION;
pdb->Revision = PERF_DATA_REVISION;
pdb->TotalByteLength = 0;
pdb->HeaderLength = sizeof(*pdb);
pdb->NumObjectTypes = 0;
pdb->DefaultObject = 0;
NtQueryPerformanceCounter( &pdb->PerfTime, &pdb->PerfFreq );
data = pdb + 1;
pdb->SystemNameOffset = sizeof(*pdb);
pdb->SystemNameLength = (data_size - sizeof(*pdb)) / sizeof(WCHAR);
if (!GetComputerNameExW(ComputerNameNetBIOS, data, &pdb->SystemNameLength))
return ERROR_MORE_DATA;
pdb->SystemNameLength++;
pdb->SystemNameLength *= sizeof(WCHAR);
pdb->HeaderLength += pdb->SystemNameLength;
/* align to 8 bytes */
if (pdb->SystemNameLength & 7)
pdb->HeaderLength += 8 - (pdb->SystemNameLength & 7);
if (data_size < pdb->HeaderLength)
return ERROR_MORE_DATA;
pdb->TotalByteLength = pdb->HeaderLength;
data_size -= pdb->HeaderLength;
data = (char *)data + pdb->HeaderLength;
err = RegOpenKeyExW(HKEY_LOCAL_MACHINE, L"System\\CurrentControlSet\\Services", 0, KEY_READ, &root);
if (err != ERROR_SUCCESS)
return err;
i = 0;
for (;;)
{
DWORD collected_size = data_size, obj_count = 0;
struct perf_provider provider;
WCHAR name[MAX_SERVICE_NAME];
DWORD len = ARRAY_SIZE( name );
void *collected_data = data;
err = RegEnumKeyExW(root, i++, name, &len, NULL, NULL, NULL, NULL);
if (err == ERROR_NO_MORE_ITEMS)
{
err = ERROR_SUCCESS;
break;
}
if (err != ERROR_SUCCESS)
continue;
if (!load_provider(root, name, &provider))
continue;
err = collect_data(&provider, query, &collected_data, &collected_size, &obj_count);
FreeLibrary(provider.perflib);
if (err == ERROR_MORE_DATA)
break;
if (err == ERROR_SUCCESS)
{
PERF_OBJECT_TYPE *obj = (PERF_OBJECT_TYPE *)data;
TRACE("Collect: obj->TotalByteLength %u, collected_size %u\n",
obj->TotalByteLength, collected_size);
data_size -= collected_size;
data = collected_data;
pdb->TotalByteLength += collected_size;
pdb->NumObjectTypes += obj_count;
}
}
RegCloseKey(root);
if (err == ERROR_SUCCESS)
{
*ret_size = pdb->TotalByteLength;
GetSystemTime(&pdb->SystemTime);
GetSystemTimeAsFileTime((FILETIME *)&pdb->PerfTime100nSec);
}
return err;
}
/******************************************************************************
* RegQueryValueExW (kernelbase.@)
*
* See RegQueryValueExA.
*/
LSTATUS WINAPI DECLSPEC_HOTPATCH RegQueryValueExW( HKEY hkey, LPCWSTR name, LPDWORD reserved, LPDWORD type,
LPBYTE data, LPDWORD count )
{
NTSTATUS status;
UNICODE_STRING name_str;
DWORD total_size;
char buffer[256], *buf_ptr = buffer;
KEY_VALUE_PARTIAL_INFORMATION *info = (KEY_VALUE_PARTIAL_INFORMATION *)buffer;
static const int info_size = offsetof( KEY_VALUE_PARTIAL_INFORMATION, Data );
TRACE("(%p,%s,%p,%p,%p,%p=%d)\n",
hkey, debugstr_w(name), reserved, type, data, count,
(count && data) ? *count : 0 );
if ((data && !count) || reserved) return ERROR_INVALID_PARAMETER;
if (hkey == HKEY_PERFORMANCE_DATA)
return query_perf_data(name, type, data, count);
if (!(hkey = get_special_root_hkey( hkey, 0 ))) return ERROR_INVALID_HANDLE;
RtlInitUnicodeString( &name_str, name );
if (data) total_size = min( sizeof(buffer), *count + info_size );
else
{
total_size = info_size;
if (count) *count = 0;
}
status = NtQueryValueKey( hkey, &name_str, KeyValuePartialInformation,
buffer, total_size, &total_size );
if (status && status != STATUS_BUFFER_OVERFLOW) goto done;
if (data)
{
/* retry with a dynamically allocated buffer */
while (status == STATUS_BUFFER_OVERFLOW && total_size - info_size <= *count)
{
if (buf_ptr != buffer) heap_free( buf_ptr );
if (!(buf_ptr = heap_alloc( total_size )))
return ERROR_NOT_ENOUGH_MEMORY;
info = (KEY_VALUE_PARTIAL_INFORMATION *)buf_ptr;
status = NtQueryValueKey( hkey, &name_str, KeyValuePartialInformation,
buf_ptr, total_size, &total_size );
}
if (!status)
{
memcpy( data, buf_ptr + info_size, total_size - info_size );
/* if the type is REG_SZ and data is not 0-terminated
* and there is enough space in the buffer NT appends a \0 */
if (total_size - info_size <= *count-sizeof(WCHAR) && is_string(info->Type))
{
WCHAR *ptr = (WCHAR *)(data + total_size - info_size);
if (ptr > (WCHAR *)data && ptr[-1]) *ptr = 0;
}
}
else if (status != STATUS_BUFFER_OVERFLOW) goto done;
}
else status = STATUS_SUCCESS;
if (type) *type = info->Type;
if (count) *count = total_size - info_size;
done:
if (buf_ptr != buffer) heap_free( buf_ptr );
return RtlNtStatusToDosError(status);
}
/******************************************************************************
* RegQueryValueExA (kernelbase.@)
*
* Get the type and contents of a specified value under with a key.
*
* PARAMS
* hkey [I] Handle of the key to query
* name [I] Name of value under hkey to query
* reserved [I] Reserved - must be NULL
* type [O] Destination for the value type, or NULL if not required
* data [O] Destination for the values contents, or NULL if not required
* count [I/O] Size of data, updated with the number of bytes returned
*
* RETURNS
* Success: ERROR_SUCCESS. *count is updated with the number of bytes copied to data.
* Failure: ERROR_INVALID_HANDLE, if hkey is invalid.
* ERROR_INVALID_PARAMETER, if any other parameter is invalid.
* ERROR_MORE_DATA, if on input *count is too small to hold the contents.
*
* NOTES
* MSDN states that if data is too small it is partially filled. In reality
* it remains untouched.
*/
LSTATUS WINAPI DECLSPEC_HOTPATCH RegQueryValueExA( HKEY hkey, LPCSTR name, LPDWORD reserved,
LPDWORD type, LPBYTE data, LPDWORD count )
{
NTSTATUS status;
ANSI_STRING nameA;
UNICODE_STRING nameW;
DWORD total_size, datalen = 0;
char buffer[256], *buf_ptr = buffer;
KEY_VALUE_PARTIAL_INFORMATION *info = (KEY_VALUE_PARTIAL_INFORMATION *)buffer;
static const int info_size = offsetof( KEY_VALUE_PARTIAL_INFORMATION, Data );
TRACE("(%p,%s,%p,%p,%p,%p=%d)\n",
hkey, debugstr_a(name), reserved, type, data, count, count ? *count : 0 );
if ((data && !count) || reserved) return ERROR_INVALID_PARAMETER;
if (hkey != HKEY_PERFORMANCE_DATA && !(hkey = get_special_root_hkey( hkey, 0 )))
return ERROR_INVALID_HANDLE;
if (count) datalen = *count;
if (!data && count) *count = 0;
/* this matches Win9x behaviour - NT sets *type to a random value */
if (type) *type = REG_NONE;
RtlInitAnsiString( &nameA, name );
if ((status = RtlAnsiStringToUnicodeString( &nameW, &nameA, TRUE )))
return RtlNtStatusToDosError(status);
if (hkey == HKEY_PERFORMANCE_DATA)
{
DWORD ret = query_perf_data( nameW.Buffer, type, data, count );
RtlFreeUnicodeString( &nameW );
return ret;
}
status = NtQueryValueKey( hkey, &nameW, KeyValuePartialInformation,
buffer, sizeof(buffer), &total_size );
if (status && status != STATUS_BUFFER_OVERFLOW) goto done;
/* we need to fetch the contents for a string type even if not requested,
* because we need to compute the length of the ASCII string. */
if (data || is_string(info->Type))
{
/* retry with a dynamically allocated buffer */
while (status == STATUS_BUFFER_OVERFLOW)
{
if (buf_ptr != buffer) heap_free( buf_ptr );
if (!(buf_ptr = heap_alloc( total_size )))
{
status = STATUS_NO_MEMORY;
goto done;
}
info = (KEY_VALUE_PARTIAL_INFORMATION *)buf_ptr;
status = NtQueryValueKey( hkey, &nameW, KeyValuePartialInformation,
buf_ptr, total_size, &total_size );
}
if (status) goto done;
if (is_string(info->Type))
{
DWORD len;
RtlUnicodeToMultiByteSize( &len, (WCHAR *)(buf_ptr + info_size),
total_size - info_size );
if (data && len)
{
if (len > datalen) status = STATUS_BUFFER_OVERFLOW;
else
{
RtlUnicodeToMultiByteN( (char*)data, len, NULL, (WCHAR *)(buf_ptr + info_size),
total_size - info_size );
/* if the type is REG_SZ and data is not 0-terminated
* and there is enough space in the buffer NT appends a \0 */
if (len < datalen && data[len-1]) data[len] = 0;
}
}
total_size = len + info_size;
}
else if (data)
{
if (total_size - info_size > datalen) status = STATUS_BUFFER_OVERFLOW;
else memcpy( data, buf_ptr + info_size, total_size - info_size );
}
}
else status = STATUS_SUCCESS;
if (type) *type = info->Type;
if (count) *count = total_size - info_size;
done:
if (buf_ptr != buffer) heap_free( buf_ptr );
RtlFreeUnicodeString( &nameW );
return RtlNtStatusToDosError(status);
}
/******************************************************************************
* apply_restrictions [internal]
*
* Helper function for RegGetValueA/W.
*/
static void apply_restrictions( DWORD dwFlags, DWORD dwType, DWORD cbData, PLONG ret )
{
/* Check if the type is restricted by the passed flags */
if (*ret == ERROR_SUCCESS || *ret == ERROR_MORE_DATA)
{
DWORD dwMask = 0;
switch (dwType)
{
case REG_NONE: dwMask = RRF_RT_REG_NONE; break;
case REG_SZ: dwMask = RRF_RT_REG_SZ; break;
case REG_EXPAND_SZ: dwMask = RRF_RT_REG_EXPAND_SZ; break;
case REG_MULTI_SZ: dwMask = RRF_RT_REG_MULTI_SZ; break;
case REG_BINARY: dwMask = RRF_RT_REG_BINARY; break;
case REG_DWORD: dwMask = RRF_RT_REG_DWORD; break;
case REG_QWORD: dwMask = RRF_RT_REG_QWORD; break;
}
if (dwFlags & dwMask)
{
/* Type is not restricted, check for size mismatch */
if (dwType == REG_BINARY)
{
DWORD cbExpect = 0;
if ((dwFlags & RRF_RT_ANY) == RRF_RT_DWORD)
cbExpect = 4;
else if ((dwFlags & RRF_RT_ANY) == RRF_RT_QWORD)
cbExpect = 8;
if (cbExpect && cbData != cbExpect)
*ret = ERROR_DATATYPE_MISMATCH;
}
}
else *ret = ERROR_UNSUPPORTED_TYPE;
}
}
/******************************************************************************
* RegGetValueW (kernelbase.@)
*
* Retrieves the type and data for a value name associated with a key,
* optionally expanding its content and restricting its type.
*
* PARAMS
* hKey [I] Handle to an open key.
* pszSubKey [I] Name of the subkey of hKey.
* pszValue [I] Name of value under hKey/szSubKey to query.
* dwFlags [I] Flags restricting the value type to retrieve.
* pdwType [O] Destination for the values type, may be NULL.
* pvData [O] Destination for the values content, may be NULL.
* pcbData [I/O] Size of pvData, updated with the size in bytes required to
* retrieve the whole content, including the trailing '\0'
* for strings.
*
* RETURNS
* Success: ERROR_SUCCESS
* Failure: nonzero error code from Winerror.h
*
* NOTES
* - Unless RRF_NOEXPAND is specified, REG_EXPAND_SZ values are automatically
* expanded and pdwType is set to REG_SZ instead.
* - Restrictions are applied after expanding, using RRF_RT_REG_EXPAND_SZ
* without RRF_NOEXPAND is thus not allowed.
* An exception is the case where RRF_RT_ANY is specified, because then
* RRF_NOEXPAND is allowed.
*/
LSTATUS WINAPI RegGetValueW( HKEY hKey, LPCWSTR pszSubKey, LPCWSTR pszValue,
DWORD dwFlags, LPDWORD pdwType, PVOID pvData,
LPDWORD pcbData )
{
DWORD dwType, cbData = (pvData && pcbData) ? *pcbData : 0;
PVOID pvBuf = NULL;
LONG ret;
TRACE("(%p,%s,%s,%d,%p,%p,%p=%d)\n",
hKey, debugstr_w(pszSubKey), debugstr_w(pszValue), dwFlags, pdwType,
pvData, pcbData, cbData);
if (pvData && !pcbData)
return ERROR_INVALID_PARAMETER;
if ((dwFlags & RRF_RT_REG_EXPAND_SZ) && !(dwFlags & RRF_NOEXPAND) &&
((dwFlags & RRF_RT_ANY) != RRF_RT_ANY))
return ERROR_INVALID_PARAMETER;
if ((dwFlags & RRF_WOW64_MASK) == RRF_WOW64_MASK)
return ERROR_INVALID_PARAMETER;
if (pszSubKey && pszSubKey[0])
{
REGSAM samDesired = KEY_QUERY_VALUE;
if (dwFlags & RRF_WOW64_MASK)
samDesired |= (dwFlags & RRF_SUBKEY_WOW6432KEY) ? KEY_WOW64_32KEY : KEY_WOW64_64KEY;
ret = RegOpenKeyExW(hKey, pszSubKey, 0, samDesired, &hKey);
if (ret != ERROR_SUCCESS) return ret;
}
ret = RegQueryValueExW(hKey, pszValue, NULL, &dwType, pvData, &cbData);
/* If we are going to expand we need to read in the whole the value even
* if the passed buffer was too small as the expanded string might be
* smaller than the unexpanded one and could fit into cbData bytes. */
if ((ret == ERROR_SUCCESS || ret == ERROR_MORE_DATA) &&
dwType == REG_EXPAND_SZ && !(dwFlags & RRF_NOEXPAND))
{
do {
heap_free(pvBuf);
pvBuf = heap_alloc(cbData);
if (!pvBuf)
{
ret = ERROR_NOT_ENOUGH_MEMORY;
break;
}
if (ret == ERROR_MORE_DATA || !pvData)
ret = RegQueryValueExW(hKey, pszValue, NULL,
&dwType, pvBuf, &cbData);
else
{
/* Even if cbData was large enough we have to copy the
* string since ExpandEnvironmentStrings can't handle
* overlapping buffers. */
CopyMemory(pvBuf, pvData, cbData);
}
/* Both the type or the value itself could have been modified in
* between so we have to keep retrying until the buffer is large
* enough or we no longer have to expand the value. */
} while (dwType == REG_EXPAND_SZ && ret == ERROR_MORE_DATA);
if (ret == ERROR_SUCCESS)
{
/* Recheck dwType in case it changed since the first call */
if (dwType == REG_EXPAND_SZ)
{
cbData = ExpandEnvironmentStringsW(pvBuf, pvData,
pcbData ? *pcbData : 0) * sizeof(WCHAR);
dwType = REG_SZ;
if(pvData && pcbData && cbData > *pcbData)
ret = ERROR_MORE_DATA;
}
else if (pvData)
CopyMemory(pvData, pvBuf, *pcbData);
}
heap_free(pvBuf);
}
if (pszSubKey && pszSubKey[0])
RegCloseKey(hKey);
apply_restrictions(dwFlags, dwType, cbData, &ret);
if (pvData && ret != ERROR_SUCCESS && (dwFlags & RRF_ZEROONFAILURE))
ZeroMemory(pvData, *pcbData);
if (pdwType) *pdwType = dwType;
if (pcbData) *pcbData = cbData;
return ret;
}
/******************************************************************************
* RegGetValueA (kernelbase.@)
*
* See RegGetValueW.
*/
LSTATUS WINAPI RegGetValueA( HKEY hKey, LPCSTR pszSubKey, LPCSTR pszValue,
DWORD dwFlags, LPDWORD pdwType, PVOID pvData,
LPDWORD pcbData )
{
DWORD dwType, cbData = (pvData && pcbData) ? *pcbData : 0;
PVOID pvBuf = NULL;
LONG ret;
TRACE("(%p,%s,%s,%d,%p,%p,%p=%d)\n",
hKey, debugstr_a(pszSubKey), debugstr_a(pszValue), dwFlags,
pdwType, pvData, pcbData, cbData);
if (pvData && !pcbData)
return ERROR_INVALID_PARAMETER;
if ((dwFlags & RRF_RT_REG_EXPAND_SZ) && !(dwFlags & RRF_NOEXPAND) &&
((dwFlags & RRF_RT_ANY) != RRF_RT_ANY))
return ERROR_INVALID_PARAMETER;
if ((dwFlags & RRF_WOW64_MASK) == RRF_WOW64_MASK)
return ERROR_INVALID_PARAMETER;
if (pszSubKey && pszSubKey[0])
{
REGSAM samDesired = KEY_QUERY_VALUE;
if (dwFlags & RRF_WOW64_MASK)
samDesired |= (dwFlags & RRF_SUBKEY_WOW6432KEY) ? KEY_WOW64_32KEY : KEY_WOW64_64KEY;
ret = RegOpenKeyExA(hKey, pszSubKey, 0, samDesired, &hKey);
if (ret != ERROR_SUCCESS) return ret;
}
ret = RegQueryValueExA(hKey, pszValue, NULL, &dwType, pvData, &cbData);
/* If we are going to expand we need to read in the whole the value even
* if the passed buffer was too small as the expanded string might be
* smaller than the unexpanded one and could fit into cbData bytes. */
if ((ret == ERROR_SUCCESS || ret == ERROR_MORE_DATA) &&
dwType == REG_EXPAND_SZ && !(dwFlags & RRF_NOEXPAND))
{
do {
heap_free(pvBuf);
pvBuf = heap_alloc(cbData);
if (!pvBuf)
{
ret = ERROR_NOT_ENOUGH_MEMORY;
break;
}
if (ret == ERROR_MORE_DATA || !pvData)
ret = RegQueryValueExA(hKey, pszValue, NULL,
&dwType, pvBuf, &cbData);
else
{
/* Even if cbData was large enough we have to copy the
* string since ExpandEnvironmentStrings can't handle
* overlapping buffers. */
CopyMemory(pvBuf, pvData, cbData);
}
/* Both the type or the value itself could have been modified in
* between so we have to keep retrying until the buffer is large
* enough or we no longer have to expand the value. */
} while (dwType == REG_EXPAND_SZ && ret == ERROR_MORE_DATA);
if (ret == ERROR_SUCCESS)
{
/* Recheck dwType in case it changed since the first call */
if (dwType == REG_EXPAND_SZ)
{
cbData = ExpandEnvironmentStringsA(pvBuf, pvData,
pcbData ? *pcbData : 0);
dwType = REG_SZ;
if(pvData && pcbData && cbData > *pcbData)
ret = ERROR_MORE_DATA;
}
else if (pvData)
CopyMemory(pvData, pvBuf, *pcbData);
}
heap_free(pvBuf);
}
if (pszSubKey && pszSubKey[0])
RegCloseKey(hKey);
apply_restrictions(dwFlags, dwType, cbData, &ret);
if (pvData && ret != ERROR_SUCCESS && (dwFlags & RRF_ZEROONFAILURE))
ZeroMemory(pvData, *pcbData);
if (pdwType) *pdwType = dwType;
if (pcbData) *pcbData = cbData;
return ret;
}
/******************************************************************************
* RegEnumValueW (kernelbase.@)
*
* Enumerates the values for the specified open registry key.
*
* PARAMS
* hkey [I] Handle to key to query
* index [I] Index of value to query
* value [O] Value string
* val_count [I/O] Size of value buffer (in wchars)
* reserved [I] Reserved
* type [O] Type code
* data [O] Value data
* count [I/O] Size of data buffer (in bytes)
*
* RETURNS
* Success: ERROR_SUCCESS
* Failure: nonzero error code from Winerror.h
*/
LSTATUS WINAPI RegEnumValueW( HKEY hkey, DWORD index, LPWSTR value, LPDWORD val_count,
LPDWORD reserved, LPDWORD type, LPBYTE data, LPDWORD count )
{
NTSTATUS status;
DWORD total_size;
char buffer[256], *buf_ptr = buffer;
KEY_VALUE_FULL_INFORMATION *info = (KEY_VALUE_FULL_INFORMATION *)buffer;
static const int info_size = offsetof( KEY_VALUE_FULL_INFORMATION, Name );
TRACE("(%p,%d,%p,%p,%p,%p,%p,%p)\n",
hkey, index, value, val_count, reserved, type, data, count );
if ((data && !count) || reserved || !value || !val_count)
return ERROR_INVALID_PARAMETER;
if (!(hkey = get_special_root_hkey( hkey, 0 ))) return ERROR_INVALID_HANDLE;
total_size = info_size + (MAX_PATH + 1) * sizeof(WCHAR);
if (data) total_size += *count;
total_size = min( sizeof(buffer), total_size );
status = NtEnumerateValueKey( hkey, index, KeyValueFullInformation,
buffer, total_size, &total_size );
/* retry with a dynamically allocated buffer */
while (status == STATUS_BUFFER_OVERFLOW)
{
if (buf_ptr != buffer) heap_free( buf_ptr );
if (!(buf_ptr = heap_alloc( total_size )))
return ERROR_NOT_ENOUGH_MEMORY;
info = (KEY_VALUE_FULL_INFORMATION *)buf_ptr;
status = NtEnumerateValueKey( hkey, index, KeyValueFullInformation,
buf_ptr, total_size, &total_size );
}
if (status) goto done;
if (info->NameLength/sizeof(WCHAR) >= *val_count)
{
status = STATUS_BUFFER_OVERFLOW;
goto overflow;
}
memcpy( value, info->Name, info->NameLength );
*val_count = info->NameLength / sizeof(WCHAR);
value[*val_count] = 0;
if (data)
{
if (total_size - info->DataOffset > *count)
{
status = STATUS_BUFFER_OVERFLOW;
goto overflow;
}
memcpy( data, buf_ptr + info->DataOffset, total_size - info->DataOffset );
if (total_size - info->DataOffset <= *count-sizeof(WCHAR) && is_string(info->Type))
{
/* if the type is REG_SZ and data is not 0-terminated
* and there is enough space in the buffer NT appends a \0 */
WCHAR *ptr = (WCHAR *)(data + total_size - info->DataOffset);
if (ptr > (WCHAR *)data && ptr[-1]) *ptr = 0;
}
}
overflow:
if (type) *type = info->Type;
if (count) *count = info->DataLength;
done:
if (buf_ptr != buffer) heap_free( buf_ptr );
return RtlNtStatusToDosError(status);
}
/******************************************************************************
* RegEnumValueA (kernelbase.@)
*
* See RegEnumValueW.
*/
LSTATUS WINAPI RegEnumValueA( HKEY hkey, DWORD index, LPSTR value, LPDWORD val_count,
LPDWORD reserved, LPDWORD type, LPBYTE data, LPDWORD count )
{
NTSTATUS status;
DWORD total_size;
char buffer[256], *buf_ptr = buffer;
KEY_VALUE_FULL_INFORMATION *info = (KEY_VALUE_FULL_INFORMATION *)buffer;
static const int info_size = offsetof( KEY_VALUE_FULL_INFORMATION, Name );
TRACE("(%p,%d,%p,%p,%p,%p,%p,%p)\n",
hkey, index, value, val_count, reserved, type, data, count );
if ((data && !count) || reserved || !value || !val_count)
return ERROR_INVALID_PARAMETER;
if (!(hkey = get_special_root_hkey( hkey, 0 ))) return ERROR_INVALID_HANDLE;
total_size = info_size + (MAX_PATH + 1) * sizeof(WCHAR);
if (data) total_size += *count;
total_size = min( sizeof(buffer), total_size );
status = NtEnumerateValueKey( hkey, index, KeyValueFullInformation,
buffer, total_size, &total_size );
/* we need to fetch the contents for a string type even if not requested,
* because we need to compute the length of the ASCII string. */
/* retry with a dynamically allocated buffer */
while (status == STATUS_BUFFER_OVERFLOW)
{
if (buf_ptr != buffer) heap_free( buf_ptr );
if (!(buf_ptr = heap_alloc( total_size )))
return ERROR_NOT_ENOUGH_MEMORY;
info = (KEY_VALUE_FULL_INFORMATION *)buf_ptr;
status = NtEnumerateValueKey( hkey, index, KeyValueFullInformation,
buf_ptr, total_size, &total_size );
}
if (status) goto done;
if (is_string(info->Type))
{
DWORD len;
RtlUnicodeToMultiByteSize( &len, (WCHAR *)(buf_ptr + info->DataOffset),
total_size - info->DataOffset );
if (data && len)
{
if (len > *count) status = STATUS_BUFFER_OVERFLOW;
else
{
RtlUnicodeToMultiByteN( (char*)data, len, NULL, (WCHAR *)(buf_ptr + info->DataOffset),
total_size - info->DataOffset );
/* if the type is REG_SZ and data is not 0-terminated
* and there is enough space in the buffer NT appends a \0 */
if (len < *count && data[len-1]) data[len] = 0;
}
}
info->DataLength = len;
}
else if (data)
{
if (total_size - info->DataOffset > *count) status = STATUS_BUFFER_OVERFLOW;
else memcpy( data, buf_ptr + info->DataOffset, total_size - info->DataOffset );
}
if (!status)
{
DWORD len;
RtlUnicodeToMultiByteSize( &len, info->Name, info->NameLength );
if (len >= *val_count)
{
status = STATUS_BUFFER_OVERFLOW;
if (*val_count)
{
len = *val_count - 1;
RtlUnicodeToMultiByteN( value, len, NULL, info->Name, info->NameLength );
value[len] = 0;
}
}
else
{
RtlUnicodeToMultiByteN( value, len, NULL, info->Name, info->NameLength );
value[len] = 0;
*val_count = len;
}
}
if (type) *type = info->Type;
if (count) *count = info->DataLength;
done:
if (buf_ptr != buffer) heap_free( buf_ptr );
return RtlNtStatusToDosError(status);
}
/******************************************************************************
* RegDeleteValueW (kernelbase.@)
*
* See RegDeleteValueA.
*/
LSTATUS WINAPI RegDeleteValueW( HKEY hkey, LPCWSTR name )
{
return RegDeleteKeyValueW( hkey, NULL, name );
}
/******************************************************************************
* RegDeleteValueA (kernelbase.@)
*
* Delete a value from the registry.
*
* PARAMS
* hkey [I] Registry handle of the key holding the value
* name [I] Name of the value under hkey to delete
*
* RETURNS
* Success: ERROR_SUCCESS
* Failure: nonzero error code from Winerror.h
*/
LSTATUS WINAPI RegDeleteValueA( HKEY hkey, LPCSTR name )
{
return RegDeleteKeyValueA( hkey, NULL, name );
}
/******************************************************************************
* RegDeleteKeyValueW (kernelbase.@)
*/
LONG WINAPI RegDeleteKeyValueW( HKEY hkey, LPCWSTR subkey, LPCWSTR name )
{
UNICODE_STRING nameW;
HKEY hsubkey = 0;
LONG ret;
if (!(hkey = get_special_root_hkey( hkey, 0 ))) return ERROR_INVALID_HANDLE;
if (subkey)
{
if ((ret = RegOpenKeyExW( hkey, subkey, 0, KEY_SET_VALUE, &hsubkey )))
return ret;
hkey = hsubkey;
}
RtlInitUnicodeString( &nameW, name );
ret = RtlNtStatusToDosError( NtDeleteValueKey( hkey, &nameW ) );
if (hsubkey) RegCloseKey( hsubkey );
return ret;
}
/******************************************************************************
* RegDeleteKeyValueA (kernelbase.@)
*/
LONG WINAPI RegDeleteKeyValueA( HKEY hkey, LPCSTR subkey, LPCSTR name )
{
UNICODE_STRING nameW;
HKEY hsubkey = 0;
ANSI_STRING nameA;
NTSTATUS status;
if (!(hkey = get_special_root_hkey( hkey, 0 ))) return ERROR_INVALID_HANDLE;
if (subkey)
{
LONG ret = RegOpenKeyExA( hkey, subkey, 0, KEY_SET_VALUE, &hsubkey );
if (ret)
return ret;
hkey = hsubkey;
}
RtlInitAnsiString( &nameA, name );
if (!(status = RtlAnsiStringToUnicodeString( &nameW, &nameA, TRUE )))
{
status = NtDeleteValueKey( hkey, &nameW );
RtlFreeUnicodeString( &nameW );
}
if (hsubkey) RegCloseKey( hsubkey );
return RtlNtStatusToDosError( status );
}
/******************************************************************************
* RegLoadKeyW (kernelbase.@)
*
* Create a subkey under HKEY_USERS or HKEY_LOCAL_MACHINE and store
* registration information from a specified file into that subkey.
*
* PARAMS
* hkey [I] Handle of open key
* subkey [I] Address of name of subkey
* filename [I] Address of filename for registry information
*
* RETURNS
* Success: ERROR_SUCCESS
* Failure: nonzero error code from Winerror.h
*/
LSTATUS WINAPI RegLoadKeyW( HKEY hkey, LPCWSTR subkey, LPCWSTR filename )
{
OBJECT_ATTRIBUTES destkey, file;
UNICODE_STRING subkeyW, filenameW;
NTSTATUS status;
if (!(hkey = get_special_root_hkey(hkey, 0))) return ERROR_INVALID_HANDLE;
destkey.Length = sizeof(destkey);
destkey.RootDirectory = hkey; /* root key: HKLM or HKU */
destkey.ObjectName = &subkeyW; /* name of the key */
destkey.Attributes = 0;
destkey.SecurityDescriptor = NULL;
destkey.SecurityQualityOfService = NULL;
RtlInitUnicodeString(&subkeyW, subkey);
file.Length = sizeof(file);
file.RootDirectory = NULL;
file.ObjectName = &filenameW; /* file containing the hive */
file.Attributes = OBJ_CASE_INSENSITIVE;
file.SecurityDescriptor = NULL;
file.SecurityQualityOfService = NULL;
RtlDosPathNameToNtPathName_U(filename, &filenameW, NULL, NULL);
status = NtLoadKey(&destkey, &file);
RtlFreeUnicodeString(&filenameW);
return RtlNtStatusToDosError( status );
}
/******************************************************************************
* RegLoadKeyA (kernelbase.@)
*
* See RegLoadKeyW.
*/
LSTATUS WINAPI RegLoadKeyA( HKEY hkey, LPCSTR subkey, LPCSTR filename )
{
UNICODE_STRING subkeyW, filenameW;
STRING subkeyA, filenameA;
NTSTATUS status;
LONG ret;
RtlInitAnsiString(&subkeyA, subkey);
RtlInitAnsiString(&filenameA, filename);
RtlInitUnicodeString(&subkeyW, NULL);
RtlInitUnicodeString(&filenameW, NULL);
if (!(status = RtlAnsiStringToUnicodeString(&subkeyW, &subkeyA, TRUE)) &&
!(status = RtlAnsiStringToUnicodeString(&filenameW, &filenameA, TRUE)))
{
ret = RegLoadKeyW(hkey, subkeyW.Buffer, filenameW.Buffer);
}
else ret = RtlNtStatusToDosError(status);
RtlFreeUnicodeString(&subkeyW);
RtlFreeUnicodeString(&filenameW);
return ret;
}
/******************************************************************************
* RegSaveKeyExW (kernelbase.@)
*/
LSTATUS WINAPI RegSaveKeyExW( HKEY hkey, LPCWSTR file, SECURITY_ATTRIBUTES *sa, DWORD flags )
{
UNICODE_STRING nameW;
OBJECT_ATTRIBUTES attr;
IO_STATUS_BLOCK io;
NTSTATUS status;
HANDLE handle;
TRACE( "(%p,%s,%p)\n", hkey, debugstr_w(file), sa );
if (!file || !*file) return ERROR_INVALID_PARAMETER;
if (!(hkey = get_special_root_hkey( hkey, 0 ))) return ERROR_INVALID_HANDLE;
if ((status = RtlDosPathNameToNtPathName_U_WithStatus( file, &nameW, NULL, NULL )))
return RtlNtStatusToDosError( status );
InitializeObjectAttributes( &attr, &nameW, OBJ_CASE_INSENSITIVE, 0, sa );
status = NtCreateFile( &handle, GENERIC_WRITE | SYNCHRONIZE, &attr, &io, NULL, FILE_NON_DIRECTORY_FILE,
FILE_SHARE_READ | FILE_SHARE_WRITE, FILE_OVERWRITE_IF,
FILE_SYNCHRONOUS_IO_NONALERT, NULL, 0 );
RtlFreeUnicodeString( &nameW );
if (!status)
{
status = NtSaveKey( hkey, handle );
CloseHandle( handle );
}
return RtlNtStatusToDosError( status );
}
/******************************************************************************
* RegSaveKeyExA (kernelbase.@)
*/
LSTATUS WINAPI RegSaveKeyExA( HKEY hkey, LPCSTR file, SECURITY_ATTRIBUTES *sa, DWORD flags )
{
UNICODE_STRING *fileW = &NtCurrentTeb()->StaticUnicodeString;
NTSTATUS status;
STRING fileA;
RtlInitAnsiString(&fileA, file);
if ((status = RtlAnsiStringToUnicodeString(fileW, &fileA, FALSE)))
return RtlNtStatusToDosError( status );
return RegSaveKeyExW(hkey, fileW->Buffer, sa, flags);
}
/******************************************************************************
* RegRestoreKeyW (kernelbase.@)
*
* Read the registry information from a file and copy it over a key.
*
* PARAMS
* hkey [I] Handle of key where restore begins
* lpFile [I] Address of filename containing saved tree
* dwFlags [I] Optional flags
*
* RETURNS
* Success: ERROR_SUCCESS
* Failure: nonzero error code from Winerror.h
*/
LSTATUS WINAPI RegRestoreKeyW( HKEY hkey, LPCWSTR lpFile, DWORD dwFlags )
{
TRACE("(%p,%s,%d)\n",hkey,debugstr_w(lpFile),dwFlags);
/* It seems to do this check before the hkey check */
if (!lpFile || !*lpFile)
return ERROR_INVALID_PARAMETER;
FIXME("(%p,%s,%d): stub\n",hkey,debugstr_w(lpFile),dwFlags);
/* Check for file existence */
return ERROR_SUCCESS;
}
/******************************************************************************
* RegRestoreKeyA (kernelbase.@)
*
* See RegRestoreKeyW.
*/
LSTATUS WINAPI RegRestoreKeyA( HKEY hkey, LPCSTR lpFile, DWORD dwFlags )
{
UNICODE_STRING lpFileW;
LONG ret;
RtlCreateUnicodeStringFromAsciiz( &lpFileW, lpFile );
ret = RegRestoreKeyW( hkey, lpFileW.Buffer, dwFlags );
RtlFreeUnicodeString( &lpFileW );
return ret;
}
/******************************************************************************
* RegUnLoadKeyW (kernelbase.@)
*
* Unload a registry key and its subkeys from the registry.
*
* PARAMS
* hkey [I] Handle of open key
* lpSubKey [I] Address of name of subkey to unload
*
* RETURNS
* Success: ERROR_SUCCESS
* Failure: nonzero error code from Winerror.h
*/
LSTATUS WINAPI RegUnLoadKeyW( HKEY hkey, LPCWSTR lpSubKey )
{
OBJECT_ATTRIBUTES attr;
UNICODE_STRING subkey;
TRACE("(%p,%s)\n",hkey, debugstr_w(lpSubKey));
if (!(hkey = get_special_root_hkey( hkey, 0 ))) return ERROR_INVALID_HANDLE;
RtlInitUnicodeString(&subkey, lpSubKey);
InitializeObjectAttributes(&attr, &subkey, OBJ_CASE_INSENSITIVE, hkey, NULL);
return RtlNtStatusToDosError( NtUnloadKey(&attr) );
}
/******************************************************************************
* RegUnLoadKeyA (kernelbase.@)
*
* See RegUnLoadKeyW.
*/
LSTATUS WINAPI RegUnLoadKeyA( HKEY hkey, LPCSTR lpSubKey )
{
UNICODE_STRING lpSubKeyW;
LONG ret;
RtlCreateUnicodeStringFromAsciiz( &lpSubKeyW, lpSubKey );
ret = RegUnLoadKeyW( hkey, lpSubKeyW.Buffer );
RtlFreeUnicodeString( &lpSubKeyW );
return ret;
}
/******************************************************************************
* RegSetKeySecurity (kernelbase.@)
*
* Set the security of an open registry key.
*
* PARAMS
* hkey [I] Open handle of key to set
* SecurityInfo [I] Descriptor contents
* pSecurityDesc [I] Address of descriptor for key
*
* RETURNS
* Success: ERROR_SUCCESS
* Failure: nonzero error code from Winerror.h
*/
LSTATUS WINAPI RegSetKeySecurity( HKEY hkey, SECURITY_INFORMATION SecurityInfo,
PSECURITY_DESCRIPTOR pSecurityDesc )
{
TRACE("(%p,%d,%p)\n",hkey,SecurityInfo,pSecurityDesc);
/* It seems to perform this check before the hkey check */
if ((SecurityInfo & OWNER_SECURITY_INFORMATION) ||
(SecurityInfo & GROUP_SECURITY_INFORMATION) ||
(SecurityInfo & DACL_SECURITY_INFORMATION) ||
(SecurityInfo & SACL_SECURITY_INFORMATION)) {
/* Param OK */
} else
return ERROR_INVALID_PARAMETER;
if (!pSecurityDesc)
return ERROR_INVALID_PARAMETER;
if (!(hkey = get_special_root_hkey( hkey, 0 ))) return ERROR_INVALID_HANDLE;
return RtlNtStatusToDosError( NtSetSecurityObject( hkey, SecurityInfo, pSecurityDesc ) );
}
/******************************************************************************
* RegGetKeySecurity (kernelbase.@)
*
* Get a copy of the security descriptor for a given registry key.
*
* PARAMS
* hkey [I] Open handle of key to set
* SecurityInformation [I] Descriptor contents
* pSecurityDescriptor [O] Address of descriptor for key
* lpcbSecurityDescriptor [I/O] Address of size of buffer and description
*
* RETURNS
* Success: ERROR_SUCCESS
* Failure: Error code
*/
LSTATUS WINAPI RegGetKeySecurity( HKEY hkey, SECURITY_INFORMATION SecurityInformation,
PSECURITY_DESCRIPTOR pSecurityDescriptor,
LPDWORD lpcbSecurityDescriptor )
{
TRACE("(%p,%d,%p,%d)\n",hkey,SecurityInformation,pSecurityDescriptor,
*lpcbSecurityDescriptor);
if (!(hkey = get_special_root_hkey( hkey, 0 ))) return ERROR_INVALID_HANDLE;
return RtlNtStatusToDosError( NtQuerySecurityObject( hkey,
SecurityInformation, pSecurityDescriptor,
*lpcbSecurityDescriptor, lpcbSecurityDescriptor ) );
}
/******************************************************************************
* RegFlushKey (kernelbase.@)
*
* Immediately write a registry key to registry.
*
* PARAMS
* hkey [I] Handle of key to write
*
* RETURNS
* Success: ERROR_SUCCESS
* Failure: Error code
*/
LSTATUS WINAPI RegFlushKey( HKEY hkey )
{
hkey = get_special_root_hkey( hkey, 0 );
if (!hkey) return ERROR_INVALID_HANDLE;
return RtlNtStatusToDosError( NtFlushKey( hkey ) );
}
/******************************************************************************
* RegNotifyChangeKeyValue (kernelbase.@)
*
* Notify the caller about changes to the attributes or contents of a registry key.
*
* PARAMS
* hkey [I] Handle of key to watch
* fWatchSubTree [I] Flag for subkey notification
* fdwNotifyFilter [I] Changes to be reported
* hEvent [I] Handle of signaled event
* fAsync [I] Flag for asynchronous reporting
*
* RETURNS
* Success: ERROR_SUCCESS
* Failure: nonzero error code from Winerror.h
*/
LSTATUS WINAPI RegNotifyChangeKeyValue( HKEY hkey, BOOL fWatchSubTree,
DWORD fdwNotifyFilter, HANDLE hEvent,
BOOL fAsync )
{
NTSTATUS status;
IO_STATUS_BLOCK iosb;
hkey = get_special_root_hkey( hkey, 0 );
if (!hkey) return ERROR_INVALID_HANDLE;
TRACE("(%p,%i,%d,%p,%i)\n", hkey, fWatchSubTree, fdwNotifyFilter,
hEvent, fAsync);
status = NtNotifyChangeKey( hkey, hEvent, NULL, NULL, &iosb,
fdwNotifyFilter, fWatchSubTree, NULL, 0,
fAsync);
if (status && status != STATUS_PENDING)
return RtlNtStatusToDosError( status );
return ERROR_SUCCESS;
}
/******************************************************************************
* RegOpenUserClassesRoot (kernelbase.@)
*
* Open the HKEY_CLASSES_ROOT key for a user.
*
* PARAMS
* hToken [I] Handle of token representing the user
* dwOptions [I] Reserved, must be 0
* samDesired [I] Desired access rights
* phkResult [O] Destination for the resulting key handle
*
* RETURNS
* Success: ERROR_SUCCESS
* Failure: nonzero error code from Winerror.h
*
* NOTES
* On Windows 2000 and upwards the HKEY_CLASSES_ROOT key is a view of the
* "HKEY_LOCAL_MACHINE\Software\Classes" and the
* "HKEY_CURRENT_USER\Software\Classes" keys merged together.
*/
LSTATUS WINAPI RegOpenUserClassesRoot( HANDLE hToken, DWORD dwOptions, REGSAM samDesired, PHKEY phkResult )
{
FIXME("(%p, 0x%x, 0x%x, %p) semi-stub\n", hToken, dwOptions, samDesired, phkResult);
*phkResult = HKEY_CLASSES_ROOT;
return ERROR_SUCCESS;
}
static void dump_mui_cache(void)
{
struct mui_cache_entry *ent;
TRACE("---------- MUI Cache ----------\n");
LIST_FOR_EACH_ENTRY( ent, &reg_mui_cache, struct mui_cache_entry, entry )
TRACE("entry=%p, %s,-%u [%#x] => %s\n",
ent, wine_dbgstr_w(ent->file_name), ent->index, ent->locale, wine_dbgstr_w(ent->text));
}
static inline void free_mui_cache_entry(struct mui_cache_entry *ent)
{
heap_free(ent->file_name);
heap_free(ent->text);
heap_free(ent);
}
/* critical section must be held */
static int reg_mui_cache_get(const WCHAR *file_name, UINT index, WCHAR **buffer)
{
struct mui_cache_entry *ent;
TRACE("(%s %u %p)\n", wine_dbgstr_w(file_name), index, buffer);
LIST_FOR_EACH_ENTRY(ent, &reg_mui_cache, struct mui_cache_entry, entry)
{
if (ent->index == index && ent->locale == GetThreadLocale() &&
!lstrcmpiW(ent->file_name, file_name))
goto found;
}
return 0;
found:
/* move to the list head */
if (list_prev(&reg_mui_cache, &ent->entry)) {
list_remove(&ent->entry);
list_add_head(&reg_mui_cache, &ent->entry);
}
TRACE("=> %s\n", wine_dbgstr_w(ent->text));
*buffer = ent->text;
return lstrlenW(ent->text);
}
/* critical section must be held */
static void reg_mui_cache_put(const WCHAR *file_name, UINT index, const WCHAR *buffer, INT size)
{
struct mui_cache_entry *ent;
TRACE("(%s %u %s %d)\n", wine_dbgstr_w(file_name), index, wine_dbgstr_wn(buffer, size), size);
ent = heap_calloc(sizeof(*ent), 1);
if (!ent)
return;
ent->file_name = heap_alloc((lstrlenW(file_name) + 1) * sizeof(WCHAR));
if (!ent->file_name) {
free_mui_cache_entry(ent);
return;
}
lstrcpyW(ent->file_name, file_name);
ent->index = index;
ent->locale = GetThreadLocale();
ent->text = heap_alloc((size + 1) * sizeof(WCHAR));
if (!ent->text) {
free_mui_cache_entry(ent);
return;
}
memcpy(ent->text, buffer, size * sizeof(WCHAR));
ent->text[size] = '\0';
TRACE("add %p\n", ent);
list_add_head(&reg_mui_cache, &ent->entry);
if (reg_mui_cache_count > REG_MUI_CACHE_SIZE) {
ent = LIST_ENTRY( list_tail( &reg_mui_cache ), struct mui_cache_entry, entry );
TRACE("freeing %p\n", ent);
list_remove(&ent->entry);
free_mui_cache_entry(ent);
}
else
reg_mui_cache_count++;
if (TRACE_ON(reg))
dump_mui_cache();
return;
}
static LONG load_mui_string(const WCHAR *file_name, UINT res_id, WCHAR *buffer, INT max_chars, INT *req_chars, DWORD flags)
{
HMODULE hModule = NULL;
WCHAR *string = NULL, *full_name;
int size;
LONG result;
/* Verify the file existence. i.e. We don't rely on PATH variable */
if (GetFileAttributesW(file_name) == INVALID_FILE_ATTRIBUTES)
return ERROR_FILE_NOT_FOUND;
size = GetFullPathNameW(file_name, 0, NULL, NULL);
if (!size)
return GetLastError();
full_name = heap_alloc(size * sizeof(WCHAR));
if (!full_name)
return ERROR_NOT_ENOUGH_MEMORY;
GetFullPathNameW(file_name, size, full_name, NULL);
RtlEnterCriticalSection(&reg_mui_cs);
size = reg_mui_cache_get(full_name, res_id, &string);
if (!size) {
RtlLeaveCriticalSection(&reg_mui_cs);
/* Load the file */
hModule = LoadLibraryExW(full_name, NULL,
LOAD_LIBRARY_AS_DATAFILE | LOAD_LIBRARY_AS_IMAGE_RESOURCE);
if (!hModule)
return GetLastError();
size = LoadStringW(hModule, res_id, (WCHAR *)&string, 0);
if (!size) {
if (string) result = ERROR_NOT_FOUND;
else result = GetLastError();
goto cleanup;
}
RtlEnterCriticalSection(&reg_mui_cs);
reg_mui_cache_put(full_name, res_id, string, size);
RtlLeaveCriticalSection(&reg_mui_cs);
}
*req_chars = size + 1;
/* If no buffer is given, skip copying. */
if (!buffer) {
result = ERROR_MORE_DATA;
goto cleanup;
}
/* Else copy over the string, respecting the buffer size. */
if (size < max_chars)
max_chars = size;
else {
if (flags & REG_MUI_STRING_TRUNCATE)
max_chars--;
else {
result = ERROR_MORE_DATA;
goto cleanup;
}
}
if (max_chars >= 0) {
memcpy(buffer, string, max_chars * sizeof(WCHAR));
buffer[max_chars] = '\0';
}
result = ERROR_SUCCESS;
cleanup:
if (hModule)
FreeLibrary(hModule);
else
RtlLeaveCriticalSection(&reg_mui_cs);
heap_free(full_name);
return result;
}
/******************************************************************************
* RegLoadMUIStringW (kernelbase.@)
*
* Load the localized version of a string resource from some PE, respective
* id and path of which are given in the registry value in the format
* @[path]\dllname,-resourceId
*
* PARAMS
* hKey [I] Key, of which to load the string value from.
* pszValue [I] The value to be loaded (Has to be of REG_EXPAND_SZ or REG_SZ type).
* pszBuffer [O] Buffer to store the localized string in.
* cbBuffer [I] Size of the destination buffer in bytes.
* pcbData [O] Number of bytes written to pszBuffer (optional, may be NULL).
* dwFlags [I] Truncate output to fit the buffer if REG_MUI_STRING_TRUNCATE.
* pszBaseDir [I] Base directory of loading path. If NULL, use the current directory.
*
* RETURNS
* Success: ERROR_SUCCESS,
* Failure: nonzero error code from winerror.h
*/
LSTATUS WINAPI RegLoadMUIStringW(HKEY hKey, LPCWSTR pwszValue, LPWSTR pwszBuffer, DWORD cbBuffer,
LPDWORD pcbData, DWORD dwFlags, LPCWSTR pwszBaseDir)
{
DWORD dwValueType, cbData;
LPWSTR pwszTempBuffer = NULL, pwszExpandedBuffer = NULL;
LONG result;
TRACE("(hKey = %p, pwszValue = %s, pwszBuffer = %p, cbBuffer = %d, pcbData = %p, "
"dwFlags = %d, pwszBaseDir = %s)\n", hKey, debugstr_w(pwszValue), pwszBuffer,
cbBuffer, pcbData, dwFlags, debugstr_w(pwszBaseDir));
/* Parameter sanity checks. */
if (!hKey || (!pwszBuffer && cbBuffer) || (cbBuffer % sizeof(WCHAR))
|| ((dwFlags & REG_MUI_STRING_TRUNCATE) && pcbData)
|| (dwFlags & ~REG_MUI_STRING_TRUNCATE))
return ERROR_INVALID_PARAMETER;
/* Check for value existence and correctness of its type, allocate a buffer and load it. */
result = RegQueryValueExW(hKey, pwszValue, NULL, &dwValueType, NULL, &cbData);
if (result != ERROR_SUCCESS) goto cleanup;
if (!(dwValueType == REG_SZ || dwValueType == REG_EXPAND_SZ) || !cbData) {
result = ERROR_FILE_NOT_FOUND;
goto cleanup;
}
pwszTempBuffer = heap_alloc(cbData);
if (!pwszTempBuffer) {
result = ERROR_NOT_ENOUGH_MEMORY;
goto cleanup;
}
result = RegQueryValueExW(hKey, pwszValue, NULL, &dwValueType, (LPBYTE)pwszTempBuffer, &cbData);
if (result != ERROR_SUCCESS) goto cleanup;
/* '@' is the prefix for resource based string entries. */
if (*pwszTempBuffer != '@') {
result = ERROR_INVALID_DATA;
goto cleanup;
}
/* Expand environment variables regardless of the type. */
cbData = ExpandEnvironmentStringsW(pwszTempBuffer, NULL, 0) * sizeof(WCHAR);
if (!cbData) goto cleanup;
pwszExpandedBuffer = heap_alloc(cbData);
if (!pwszExpandedBuffer) {
result = ERROR_NOT_ENOUGH_MEMORY;
goto cleanup;
}
ExpandEnvironmentStringsW(pwszTempBuffer, pwszExpandedBuffer, cbData / sizeof(WCHAR));
/* Parse the value and load the string. */
{
WCHAR *pComma = wcsrchr(pwszExpandedBuffer, ','), *pNewBuffer;
UINT uiStringId;
DWORD baseDirLen;
int reqChars;
/* Format of the expanded value is 'path_to_dll,-resId' */
if (!pComma || pComma[1] != '-') {
result = ERROR_INVALID_DATA;
goto cleanup;
}
uiStringId = wcstol(pComma+2, NULL, 10);
*pComma = '\0';
/* Build a resource dll path. */
baseDirLen = pwszBaseDir ? lstrlenW(pwszBaseDir) : 0;
cbData = (baseDirLen + 1 + lstrlenW(pwszExpandedBuffer + 1) + 1) * sizeof(WCHAR);
pNewBuffer = heap_realloc(pwszTempBuffer, cbData);
if (!pNewBuffer) {
result = ERROR_NOT_ENOUGH_MEMORY;
goto cleanup;
}
pwszTempBuffer = pNewBuffer;
pwszTempBuffer[0] = '\0';
if (baseDirLen) {
lstrcpyW(pwszTempBuffer, pwszBaseDir);
if (pwszBaseDir[baseDirLen - 1] != '\\')
lstrcatW(pwszTempBuffer, L"\\");
}
lstrcatW(pwszTempBuffer, pwszExpandedBuffer + 1);
/* Load specified string from the file */
reqChars = 0;
result = load_mui_string(pwszTempBuffer, uiStringId, pwszBuffer, cbBuffer/sizeof(WCHAR), &reqChars, dwFlags);
if (pcbData && (result == ERROR_SUCCESS || result == ERROR_MORE_DATA))
*pcbData = reqChars * sizeof(WCHAR);
}
cleanup:
heap_free(pwszTempBuffer);
heap_free(pwszExpandedBuffer);
return result;
}
/******************************************************************************
* RegLoadMUIStringA (kernelbase.@)
*
* Not implemented on native.
*/
LSTATUS WINAPI RegLoadMUIStringA(HKEY hKey, LPCSTR pszValue, LPSTR pszBuffer, DWORD cbBuffer,
LPDWORD pcbData, DWORD dwFlags, LPCSTR pszBaseDir)
{
return ERROR_CALL_NOT_IMPLEMENTED;
}
/******************************************************************************
* RegDeleteTreeW (kernelbase.@)
*
*/
LSTATUS WINAPI RegDeleteTreeW( HKEY hkey, const WCHAR *subkey )
{
DWORD name_size, max_name, max_subkey;
WCHAR *name_buf = NULL;
LONG ret;
TRACE( "(%p, %s)\n", hkey, debugstr_w(subkey) );
if (subkey && *subkey)
{
ret = RegOpenKeyExW( hkey, subkey, 0, KEY_READ, &hkey );
if (ret) return ret;
}
ret = RegQueryInfoKeyW( hkey, NULL, NULL, NULL, NULL, &max_subkey,
NULL, NULL, &max_name, NULL, NULL, NULL );
if (ret)
goto cleanup;
max_name = max( max_subkey, max_name ) + 1;
if (!(name_buf = heap_alloc( max_name * sizeof(WCHAR) )))
{
ret = ERROR_NOT_ENOUGH_MEMORY;
goto cleanup;
}
/* Recursively delete subkeys */
for (;;)
{
name_size = max_name;
ret = RegEnumKeyExW( hkey, 0, name_buf, &name_size, NULL, NULL, NULL, NULL );
if (ret == ERROR_NO_MORE_ITEMS) break;
if (ret) goto cleanup;
ret = RegDeleteTreeW( hkey, name_buf );
if (ret) goto cleanup;
}
/* Delete the key itself */
if (subkey && *subkey)
{
ret = RegDeleteKeyExW( hkey, L"", 0, 0 );
goto cleanup;
}
/* Delete values */
for (;;)
{
name_size = max_name;
ret = RegEnumValueW( hkey, 0, name_buf, &name_size, NULL, NULL, NULL, NULL );
if (ret == ERROR_NO_MORE_ITEMS) break;
if (ret) goto cleanup;
ret = RegDeleteValueW( hkey, name_buf );
if (ret) goto cleanup;
}
ret = ERROR_SUCCESS;
cleanup:
heap_free( name_buf );
if (subkey && *subkey)
RegCloseKey( hkey );
return ret;
}
/******************************************************************************
* RegDeleteTreeA (kernelbase.@)
*
*/
LSTATUS WINAPI RegDeleteTreeA( HKEY hkey, const char *subkey )
{
UNICODE_STRING subkeyW;
LONG ret;
if (subkey) RtlCreateUnicodeStringFromAsciiz( &subkeyW, subkey );
else subkeyW.Buffer = NULL;
ret = RegDeleteTreeW( hkey, subkeyW.Buffer );
RtlFreeUnicodeString( &subkeyW );
return ret;
}
/******************************************************************************
* RegCopyTreeW (kernelbase.@)
*
*/
LSTATUS WINAPI RegCopyTreeW( HKEY hsrc, const WCHAR *subkey, HKEY hdst )
{
DWORD name_size, max_name;
DWORD value_size, max_value;
DWORD max_subkey, i, type;
WCHAR *name_buf = NULL;
BYTE *value_buf = NULL;
HKEY hkey;
LONG ret;
TRACE( "(%p, %s, %p)\n", hsrc, debugstr_w(subkey), hdst );
if (subkey)
{
ret = RegOpenKeyExW( hsrc, subkey, 0, KEY_READ, &hsrc );
if (ret) return ret;
}
ret = RegQueryInfoKeyW( hsrc, NULL, NULL, NULL, NULL, &max_subkey,
NULL, NULL, &max_name, &max_value, NULL, NULL );
if (ret)
goto cleanup;
max_name = max( max_subkey, max_name ) + 1;
if (!(name_buf = heap_alloc( max_name * sizeof(WCHAR) )))
{
ret = ERROR_NOT_ENOUGH_MEMORY;
goto cleanup;
}
if (!(value_buf = heap_alloc( max_value )))
{
ret = ERROR_NOT_ENOUGH_MEMORY;
goto cleanup;
}
/* Copy values */
for (i = 0;; i++)
{
name_size = max_name;
value_size = max_value;
ret = RegEnumValueW( hsrc, i, name_buf, &name_size, NULL, &type, value_buf, &value_size );
if (ret == ERROR_NO_MORE_ITEMS) break;
if (ret) goto cleanup;
ret = RegSetValueExW( hdst, name_buf, 0, type, value_buf, value_size );
if (ret) goto cleanup;
}
/* Recursively copy subkeys */
for (i = 0;; i++)
{
name_size = max_name;
ret = RegEnumKeyExW( hsrc, i, name_buf, &name_size, NULL, NULL, NULL, NULL );
if (ret == ERROR_NO_MORE_ITEMS) break;
if (ret) goto cleanup;
ret = RegCreateKeyExW( hdst, name_buf, 0, NULL, 0, KEY_WRITE, NULL, &hkey, NULL );
if (ret) goto cleanup;
ret = RegCopyTreeW( hsrc, name_buf, hkey );
RegCloseKey( hkey );
if (ret) goto cleanup;
}
ret = ERROR_SUCCESS;
cleanup:
heap_free( name_buf );
heap_free( value_buf );
if (subkey)
RegCloseKey( hsrc );
return ret;
}
/******************************************************************************
* RegLoadAppKeyA (kernelbase.@)
*
*/
LSTATUS WINAPI RegLoadAppKeyA(const char *file, HKEY *result, REGSAM sam, DWORD options, DWORD reserved)
{
FIXME("%s %p %u %u %u: stub\n", wine_dbgstr_a(file), result, sam, options, reserved);
if (!file || reserved)
return ERROR_INVALID_PARAMETER;
*result = (HKEY)0xdeadbeef;
return ERROR_SUCCESS;
}
/******************************************************************************
* RegLoadAppKeyW (kernelbase.@)
*
*/
LSTATUS WINAPI RegLoadAppKeyW(const WCHAR *file, HKEY *result, REGSAM sam, DWORD options, DWORD reserved)
{
FIXME("%s %p %u %u %u: stub\n", wine_dbgstr_w(file), result, sam, options, reserved);
if (!file || reserved)
return ERROR_INVALID_PARAMETER;
*result = (HKEY)0xdeadbeef;
return ERROR_SUCCESS;
}
/***********************************************************************
* DnsHostnameToComputerNameExW (kernelbase.@)
*
* FIXME: how is this different from the non-Ex function?
*/
BOOL WINAPI DECLSPEC_HOTPATCH DnsHostnameToComputerNameExW( const WCHAR *hostname, WCHAR *computername,
DWORD *size )
{
static const WCHAR allowed[] = L"ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789!@#$%^&')(-_{}";
WCHAR buffer[MAX_COMPUTERNAME_LENGTH + 1];
DWORD i, len;
lstrcpynW( buffer, hostname, MAX_COMPUTERNAME_LENGTH + 1 );
len = lstrlenW( buffer );
if (*size < len + 1)
{
*size = len;
SetLastError( ERROR_MORE_DATA );
return FALSE;
}
*size = len;
if (!computername) return FALSE;
for (i = 0; i < len; i++)
{
if (buffer[i] >= 'a' && buffer[i] <= 'z') computername[i] = buffer[i] + 'A' - 'a';
else computername[i] = wcschr( allowed, buffer[i] ) ? buffer[i] : '_';
}
computername[len] = 0;
return TRUE;
}
/***********************************************************************
* GetComputerNameExA (kernelbase.@)
*/
BOOL WINAPI GetComputerNameExA( COMPUTER_NAME_FORMAT type, char *name, DWORD *len )
{
BOOL ret = FALSE;
DWORD lenA, lenW = 0;
WCHAR *buffer;
GetComputerNameExW( type, NULL, &lenW );
if (GetLastError() != ERROR_MORE_DATA) return FALSE;
if (!(buffer = HeapAlloc( GetProcessHeap(), 0, lenW * sizeof(WCHAR) )))
{
SetLastError( ERROR_NOT_ENOUGH_MEMORY );
return FALSE;
}
if (GetComputerNameExW( type, buffer, &lenW ))
{
lenA = WideCharToMultiByte( CP_ACP, 0, buffer, -1, NULL, 0, NULL, NULL );
if (lenA > *len)
{
*len = lenA;
SetLastError( ERROR_MORE_DATA );
}
else
{
WideCharToMultiByte( CP_ACP, 0, buffer, -1, name, *len, NULL, NULL );
*len = lenA - 1;
ret = TRUE;
}
}
HeapFree( GetProcessHeap(), 0, buffer );
return ret;
}
/***********************************************************************
* GetComputerNameExW (kernelbase.@)
*/
BOOL WINAPI GetComputerNameExW( COMPUTER_NAME_FORMAT type, WCHAR *name, DWORD *len )
{
const WCHAR *keyname, *valuename;
LRESULT ret;
HKEY key;
switch (type)
{
case ComputerNameNetBIOS:
case ComputerNamePhysicalNetBIOS:
keyname = L"System\\CurrentControlSet\\Control\\ComputerName\\ActiveComputerName";
valuename = L"ComputerName";
break;
case ComputerNameDnsHostname:
case ComputerNamePhysicalDnsHostname:
keyname = L"System\\CurrentControlSet\\Services\\Tcpip\\Parameters";
valuename = L"Hostname";
break;
case ComputerNameDnsDomain:
case ComputerNamePhysicalDnsDomain:
keyname = L"System\\CurrentControlSet\\Services\\Tcpip\\Parameters";
valuename = L"Domain";
break;
case ComputerNameDnsFullyQualified:
case ComputerNamePhysicalDnsFullyQualified:
{
WCHAR *domain, buffer[256];
DWORD size = ARRAY_SIZE(buffer) - 1;
if (!GetComputerNameExW( ComputerNameDnsHostname, buffer, &size )) return FALSE;
domain = buffer + lstrlenW(buffer);
*domain++ = '.';
size = ARRAY_SIZE(buffer) - (domain - buffer);
if (!GetComputerNameExW( ComputerNameDnsDomain, domain, &size )) return FALSE;
if (!*domain) domain[-1] = 0;
size = lstrlenW(buffer);
if (name && size < *len)
{
if (name) lstrcpyW( name, buffer );
*len = size;
return TRUE;
}
*len = size + 1;
SetLastError( ERROR_MORE_DATA );
return FALSE;
}
default:
SetLastError( ERROR_INVALID_PARAMETER );
return FALSE;
}
if (!(ret = RegOpenKeyExW( HKEY_LOCAL_MACHINE, keyname, 0, KEY_READ, &key )))
{
DWORD size = *len * sizeof(WCHAR);
ret = RegQueryValueExW( key, valuename, NULL, NULL, (BYTE *)name, &size );
if (!name) ret = ERROR_MORE_DATA;
else if (!ret) size -= sizeof(WCHAR);
*len = size / sizeof(WCHAR);
RegCloseKey( key );
}
TRACE("-> %lu %s\n", ret, debugstr_w(name) );
if (ret) SetLastError( ret );
return !ret;
}
/***********************************************************************
* SetComputerNameA (kernelbase.@)
*/
BOOL WINAPI DECLSPEC_HOTPATCH SetComputerNameA( const char *name )
{
BOOL ret;
DWORD len = MultiByteToWideChar( CP_ACP, 0, name, -1, NULL, 0 );
WCHAR *nameW = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) );
MultiByteToWideChar( CP_ACP, 0, name, -1, nameW, len );
ret = SetComputerNameExW( ComputerNamePhysicalNetBIOS, nameW );
HeapFree( GetProcessHeap(), 0, nameW );
return ret;
}
/***********************************************************************
* SetComputerNameW (kernelbase.@)
*/
BOOL WINAPI DECLSPEC_HOTPATCH SetComputerNameW( const WCHAR *name )
{
return SetComputerNameExW( ComputerNamePhysicalNetBIOS, name );
}
/***********************************************************************
* SetComputerNameExA (kernelbase.@)
*/
BOOL WINAPI DECLSPEC_HOTPATCH SetComputerNameExA( COMPUTER_NAME_FORMAT type, const char *name )
{
BOOL ret;
DWORD len = MultiByteToWideChar( CP_ACP, 0, name, -1, NULL, 0 );
WCHAR *nameW = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) );
MultiByteToWideChar( CP_ACP, 0, name, -1, nameW, len );
ret = SetComputerNameExW( type, nameW );
HeapFree( GetProcessHeap(), 0, nameW );
return ret;
}
/***********************************************************************
* SetComputerNameExW (kernelbase.@)
*/
BOOL WINAPI DECLSPEC_HOTPATCH SetComputerNameExW( COMPUTER_NAME_FORMAT type, const WCHAR *name )
{
WCHAR buffer[MAX_COMPUTERNAME_LENGTH + 1];
DWORD size;
HKEY key;
LRESULT ret;
TRACE( "%u %s\n", type, debugstr_w( name ));
switch (type)
{
case ComputerNameDnsHostname:
case ComputerNamePhysicalDnsHostname:
ret = RegCreateKeyExW( HKEY_LOCAL_MACHINE, L"System\\CurrentControlSet\\Services\\Tcpip\\Parameters",
0, NULL, 0, KEY_ALL_ACCESS, NULL, &key, NULL );
if (ret) break;
ret = RegSetValueExW( key, L"Hostname", 0, REG_SZ,
(BYTE *)name, (lstrlenW(name) + 1) * sizeof(WCHAR) );
RegCloseKey( key );
/* fall through */
case ComputerNameNetBIOS:
case ComputerNamePhysicalNetBIOS:
/* @@ Wine registry key: HKCU\Software\Wine\Network */
if (!RegOpenKeyExW( HKEY_CURRENT_USER, L"Software\\Wine\\Network", 0, KEY_READ, &key ))
{
BOOL use_dns = TRUE;
size = sizeof(buffer);
if (!RegQueryValueExW( key, L"UseDnsComputerName", NULL, NULL, (BYTE *)buffer, &size ))
use_dns = IS_OPTION_TRUE( buffer[0] );
RegCloseKey( key );
if (!use_dns)
{
ret = ERROR_ACCESS_DENIED;
break;
}
}
size = ARRAY_SIZE( buffer );
if (!DnsHostnameToComputerNameExW( name, buffer, &size )) return FALSE;
ret = RegCreateKeyExW( HKEY_LOCAL_MACHINE, L"System\\CurrentControlSet\\Control\\ComputerName\\ComputerName",
0, NULL, 0, KEY_ALL_ACCESS, NULL, &key, NULL );
if (ret) break;
ret = RegSetValueExW( key, L"ComputerName", 0, REG_SZ,
(BYTE *)buffer, (lstrlenW(buffer) + 1) * sizeof(WCHAR) );
RegCloseKey( key );
break;
case ComputerNameDnsDomain:
case ComputerNamePhysicalDnsDomain:
ret = RegCreateKeyExW( HKEY_LOCAL_MACHINE, L"System\\CurrentControlSet\\Services\\Tcpip\\Parameters",
0, NULL, 0, KEY_ALL_ACCESS, NULL, &key, NULL );
if (ret) break;
ret = RegSetValueExW( key, L"Domain", 0, REG_SZ,
(BYTE *)name, (lstrlenW(name) + 1) * sizeof(WCHAR) );
RegCloseKey( key );
break;
default:
ret = ERROR_INVALID_PARAMETER;
break;
}
if (ret) SetLastError( ret );
return !ret;
}
struct USKEY
{
HKEY HKCUstart; /* Start key in CU hive */
HKEY HKCUkey; /* Opened key in CU hive */
HKEY HKLMstart; /* Start key in LM hive */
HKEY HKLMkey; /* Opened key in LM hive */
WCHAR path[MAX_PATH];
};
LONG WINAPI SHRegCreateUSKeyA(LPCSTR path, REGSAM samDesired, HUSKEY relative_key, PHUSKEY new_uskey, DWORD flags)
{
WCHAR *pathW;
LONG ret;
TRACE("%s, %#x, %p, %p, %#x\n", debugstr_a(path), samDesired, relative_key, new_uskey, flags);
if (path)
{
INT len = MultiByteToWideChar(CP_ACP, 0, path, -1, NULL, 0);
pathW = heap_alloc(len * sizeof(WCHAR));
if (!pathW)
return ERROR_NOT_ENOUGH_MEMORY;
MultiByteToWideChar(CP_ACP, 0, path, -1, pathW, len);
}
else
pathW = NULL;
ret = SHRegCreateUSKeyW(pathW, samDesired, relative_key, new_uskey, flags);
HeapFree(GetProcessHeap(), 0, pathW);
return ret;
}
static HKEY reg_duplicate_hkey(HKEY hKey)
{
HKEY newKey = 0;
RegOpenKeyExW(hKey, 0, 0, MAXIMUM_ALLOWED, &newKey);
return newKey;
}
static HKEY reg_get_hkey_from_huskey(HUSKEY hUSKey, BOOL is_hkcu)
{
struct USKEY *mihk = hUSKey;
HKEY test = hUSKey;
if (test == HKEY_CLASSES_ROOT
|| test == HKEY_CURRENT_CONFIG
|| test == HKEY_CURRENT_USER
|| test == HKEY_DYN_DATA
|| test == HKEY_LOCAL_MACHINE
|| test == HKEY_PERFORMANCE_DATA
|| test == HKEY_USERS)
/* FIXME: need to define for Win2k, ME, XP
* (test == HKEY_PERFORMANCE_TEXT) ||
* (test == HKEY_PERFORMANCE_NLSTEXT) ||
*/
{
return test;
}
return is_hkcu ? mihk->HKCUkey : mihk->HKLMkey;
}
LONG WINAPI SHRegCreateUSKeyW(const WCHAR *path, REGSAM samDesired, HUSKEY relative_key, PHUSKEY new_uskey, DWORD flags)
{
LONG ret = ERROR_CALL_NOT_IMPLEMENTED;
struct USKEY *ret_key;
TRACE("%s, %#x, %p, %p, %#x\n", debugstr_w(path), samDesired, relative_key, new_uskey, flags);
if (!new_uskey)
return ERROR_INVALID_PARAMETER;
*new_uskey = NULL;
if (flags & ~SHREGSET_FORCE_HKCU)
{
FIXME("unsupported flags 0x%08x\n", flags);
return ERROR_SUCCESS;
}
ret_key = heap_alloc_zero(sizeof(*ret_key));
lstrcpynW(ret_key->path, path, ARRAY_SIZE(ret_key->path));
if (relative_key)
{
ret_key->HKCUstart = reg_duplicate_hkey(reg_get_hkey_from_huskey(relative_key, TRUE));
ret_key->HKLMstart = reg_duplicate_hkey(reg_get_hkey_from_huskey(relative_key, FALSE));
}
else
{
ret_key->HKCUstart = HKEY_CURRENT_USER;
ret_key->HKLMstart = HKEY_LOCAL_MACHINE;
}
if (flags & SHREGSET_FORCE_HKCU)
{
ret = RegCreateKeyExW(ret_key->HKCUstart, path, 0, NULL, 0, samDesired, NULL, &ret_key->HKCUkey, NULL);
if (ret == ERROR_SUCCESS)
*new_uskey = ret_key;
else
heap_free(ret_key);
}
return ret;
}
LONG WINAPI SHRegCloseUSKey(HUSKEY hUSKey)
{
struct USKEY *key = hUSKey;
LONG ret = ERROR_SUCCESS;
if (!key)
return ERROR_INVALID_PARAMETER;
if (key->HKCUkey)
ret = RegCloseKey(key->HKCUkey);
if (key->HKCUstart && key->HKCUstart != HKEY_CURRENT_USER)
ret = RegCloseKey(key->HKCUstart);
if (key->HKLMkey)
ret = RegCloseKey(key->HKLMkey);
if (key->HKLMstart && key->HKLMstart != HKEY_LOCAL_MACHINE)
ret = RegCloseKey(key->HKLMstart);
heap_free(key);
return ret;
}
LONG WINAPI SHRegDeleteEmptyUSKeyA(HUSKEY hUSKey, const char *value, SHREGDEL_FLAGS flags)
{
FIXME("%p, %s, %#x\n", hUSKey, debugstr_a(value), flags);
return ERROR_SUCCESS;
}
LONG WINAPI SHRegDeleteEmptyUSKeyW(HUSKEY hUSKey, const WCHAR *value, SHREGDEL_FLAGS flags)
{
FIXME("%p, %s, %#x\n", hUSKey, debugstr_w(value), flags);
return ERROR_SUCCESS;
}
LONG WINAPI SHRegDeleteUSValueA(HUSKEY hUSKey, const char *value, SHREGDEL_FLAGS flags)
{
FIXME("%p, %s, %#x\n", hUSKey, debugstr_a(value), flags);
return ERROR_SUCCESS;
}
LONG WINAPI SHRegDeleteUSValueW(HUSKEY hUSKey, const WCHAR *value, SHREGDEL_FLAGS flags)
{
FIXME("%p, %s, %#x\n", hUSKey, debugstr_w(value), flags);
return ERROR_SUCCESS;
}
LONG WINAPI SHRegEnumUSValueA(HUSKEY hUSKey, DWORD index, char *value_name, DWORD *value_name_len, DWORD *type,
void *data, DWORD *data_len, SHREGENUM_FLAGS flags)
{
HKEY dokey;
TRACE("%p, %#x, %p, %p, %p, %p, %p, %#x\n", hUSKey, index, value_name, value_name_len, type, data, data_len, flags);
if ((flags == SHREGENUM_HKCU || flags == SHREGENUM_DEFAULT) && (dokey = reg_get_hkey_from_huskey(hUSKey, TRUE)))
return RegEnumValueA(dokey, index, value_name, value_name_len, NULL, type, data, data_len);
if ((flags == SHREGENUM_HKLM || flags == SHREGENUM_DEFAULT) && (dokey = reg_get_hkey_from_huskey(hUSKey, FALSE)))
return RegEnumValueA(dokey, index, value_name, value_name_len, NULL, type, data, data_len);
FIXME("no support for SHREGENUM_BOTH\n");
return ERROR_INVALID_FUNCTION;
}
LONG WINAPI SHRegEnumUSValueW(HUSKEY hUSKey, DWORD index, WCHAR *value_name, DWORD *value_name_len, DWORD *type,
void *data, DWORD *data_len, SHREGENUM_FLAGS flags)
{
HKEY dokey;
TRACE("%p, %#x, %p, %p, %p, %p, %p, %#x\n", hUSKey, index, value_name, value_name_len, type, data, data_len, flags);
if ((flags == SHREGENUM_HKCU || flags == SHREGENUM_DEFAULT) && (dokey = reg_get_hkey_from_huskey(hUSKey, TRUE)))
return RegEnumValueW(dokey, index, value_name, value_name_len, NULL, type, data, data_len);
if ((flags == SHREGENUM_HKLM || flags == SHREGENUM_DEFAULT) && (dokey = reg_get_hkey_from_huskey(hUSKey, FALSE)))
return RegEnumValueW(dokey, index, value_name, value_name_len, NULL, type, data, data_len);
FIXME("no support for SHREGENUM_BOTH\n");
return ERROR_INVALID_FUNCTION;
}
LONG WINAPI SHRegEnumUSKeyA(HUSKEY hUSKey, DWORD index, char *name, DWORD *name_len, SHREGENUM_FLAGS flags)
{
HKEY dokey;
TRACE("%p, %d, %p, %p(%d), %d\n", hUSKey, index, name, name_len, *name_len, flags);
if ((flags == SHREGENUM_HKCU || flags == SHREGENUM_DEFAULT) && (dokey = reg_get_hkey_from_huskey(hUSKey, TRUE)))
return RegEnumKeyExA(dokey, index, name, name_len, 0, 0, 0, 0);
if ((flags == SHREGENUM_HKLM || flags == SHREGENUM_DEFAULT) && (dokey = reg_get_hkey_from_huskey(hUSKey, FALSE)))
return RegEnumKeyExA(dokey, index, name, name_len, 0, 0, 0, 0);
FIXME("no support for SHREGENUM_BOTH\n");
return ERROR_INVALID_FUNCTION;
}
LONG WINAPI SHRegEnumUSKeyW(HUSKEY hUSKey, DWORD index, WCHAR *name, DWORD *name_len, SHREGENUM_FLAGS flags)
{
HKEY dokey;
TRACE("%p, %d, %p, %p(%d), %d\n", hUSKey, index, name, name_len, *name_len, flags);
if ((flags == SHREGENUM_HKCU || flags == SHREGENUM_DEFAULT) && (dokey = reg_get_hkey_from_huskey(hUSKey, TRUE)))
return RegEnumKeyExW(dokey, index, name, name_len, 0, 0, 0, 0);
if ((flags == SHREGENUM_HKLM || flags == SHREGENUM_DEFAULT) && (dokey = reg_get_hkey_from_huskey(hUSKey, FALSE)))
return RegEnumKeyExW(dokey, index, name, name_len, 0, 0, 0, 0);
FIXME("no support for SHREGENUM_BOTH\n");
return ERROR_INVALID_FUNCTION;
}
LONG WINAPI SHRegOpenUSKeyA(const char *path, REGSAM access_mask, HUSKEY relative_key, HUSKEY *uskey, BOOL ignore_hkcu)
{
WCHAR pathW[MAX_PATH];
if (path)
MultiByteToWideChar(CP_ACP, 0, path, -1, pathW, ARRAY_SIZE(pathW));
return SHRegOpenUSKeyW(path ? pathW : NULL, access_mask, relative_key, uskey, ignore_hkcu);
}
LONG WINAPI SHRegOpenUSKeyW(const WCHAR *path, REGSAM access_mask, HUSKEY relative_key, HUSKEY *uskey, BOOL ignore_hkcu)
{
LONG ret2, ret1 = ~ERROR_SUCCESS;
struct USKEY *key;
TRACE("%s, %#x, %p, %p, %d\n", debugstr_w(path), access_mask, relative_key, uskey, ignore_hkcu);
if (uskey)
*uskey = NULL;
/* Create internal HUSKEY */
key = heap_alloc_zero(sizeof(*key));
lstrcpynW(key->path, path, ARRAY_SIZE(key->path));
if (relative_key)
{
key->HKCUstart = reg_duplicate_hkey(reg_get_hkey_from_huskey(relative_key, TRUE));
key->HKLMstart = reg_duplicate_hkey(reg_get_hkey_from_huskey(relative_key, FALSE));
/* FIXME: if either of these keys is NULL, create the start key from
* the relative keys start+path
*/
}
else
{
key->HKCUstart = HKEY_CURRENT_USER;
key->HKLMstart = HKEY_LOCAL_MACHINE;
}
if (!ignore_hkcu)
{
ret1 = RegOpenKeyExW(key->HKCUstart, key->path, 0, access_mask, &key->HKCUkey);
if (ret1)
key->HKCUkey = 0;
}
ret2 = RegOpenKeyExW(key->HKLMstart, key->path, 0, access_mask, &key->HKLMkey);
if (ret2)
key->HKLMkey = 0;
if (ret1 || ret2)
TRACE("one or more opens failed: HKCU=%d HKLM=%d\n", ret1, ret2);
if (ret1 && ret2)
{
/* Neither open succeeded: fail */
SHRegCloseUSKey(key);
return ret2;
}
TRACE("HUSKEY=%p\n", key);
if (uskey)
*uskey = key;
return ERROR_SUCCESS;
}
LONG WINAPI SHRegWriteUSValueA(HUSKEY hUSKey, const char *value, DWORD type, void *data, DWORD data_len, DWORD flags)
{
WCHAR valueW[MAX_PATH];
if (value)
MultiByteToWideChar(CP_ACP, 0, value, -1, valueW, ARRAY_SIZE(valueW));
return SHRegWriteUSValueW(hUSKey, value ? valueW : NULL, type, data, data_len, flags);
}
LONG WINAPI SHRegWriteUSValueW(HUSKEY hUSKey, const WCHAR *value, DWORD type, void *data, DWORD data_len, DWORD flags)
{
struct USKEY *hKey = hUSKey;
LONG ret = ERROR_SUCCESS;
DWORD dummy;
TRACE("%p, %s, %d, %p, %d, %#x\n", hUSKey, debugstr_w(value), type, data, data_len, flags);
__TRY
{
dummy = hKey->HKCUkey || hKey->HKLMkey;
}
__EXCEPT_PAGE_FAULT
{
return ERROR_INVALID_PARAMETER;
}
__ENDTRY
if (!(flags & (SHREGSET_FORCE_HKCU|SHREGSET_FORCE_HKLM))) return ERROR_INVALID_PARAMETER;
if (flags & (SHREGSET_FORCE_HKCU | SHREGSET_HKCU))
{
if (!hKey->HKCUkey)
{
/* Create the key */
ret = RegCreateKeyExW(hKey->HKCUstart, hKey->path, 0, NULL, REG_OPTION_NON_VOLATILE,
MAXIMUM_ALLOWED, NULL, &hKey->HKCUkey, NULL);
TRACE("Creating HKCU key, ret = %d\n", ret);
if (ret && (flags & SHREGSET_FORCE_HKCU))
{
hKey->HKCUkey = 0;
return ret;
}
}
if (!ret)
{
if ((flags & SHREGSET_FORCE_HKCU) || RegQueryValueExW(hKey->HKCUkey, value, NULL, NULL, NULL, &dummy))
{
/* Doesn't exist or we are forcing: Write value */
ret = RegSetValueExW(hKey->HKCUkey, value, 0, type, data, data_len);
TRACE("Writing HKCU value, ret = %d\n", ret);
}
}
}
if (flags & (SHREGSET_FORCE_HKLM | SHREGSET_HKLM))
{
if (!hKey->HKLMkey)
{
/* Create the key */
ret = RegCreateKeyExW(hKey->HKLMstart, hKey->path, 0, NULL, REG_OPTION_NON_VOLATILE,
MAXIMUM_ALLOWED, NULL, &hKey->HKLMkey, NULL);
TRACE("Creating HKLM key, ret = %d\n", ret);
if (ret && (flags & (SHREGSET_FORCE_HKLM)))
{
hKey->HKLMkey = 0;
return ret;
}
}
if (!ret)
{
if ((flags & SHREGSET_FORCE_HKLM) || RegQueryValueExW(hKey->HKLMkey, value, NULL, NULL, NULL, &dummy))
{
/* Doesn't exist or we are forcing: Write value */
ret = RegSetValueExW(hKey->HKLMkey, value, 0, type, data, data_len);
TRACE("Writing HKLM value, ret = %d\n", ret);
}
}
}
return ret;
}
LONG WINAPI SHRegSetUSValueA(const char *subkey, const char *value, DWORD type, void *data, DWORD data_len,
DWORD flags)
{
BOOL ignore_hkcu;
HUSKEY hkey;
LONG ret;
TRACE("%s, %s, %d, %p, %d, %#x\n", debugstr_a(subkey), debugstr_a(value), type, data, data_len, flags);
if (!data)
return ERROR_INVALID_FUNCTION;
ignore_hkcu = !(flags & SHREGSET_HKCU || flags & SHREGSET_FORCE_HKCU);
ret = SHRegOpenUSKeyA(subkey, KEY_ALL_ACCESS, 0, &hkey, ignore_hkcu);
if (ret == ERROR_SUCCESS)
{
ret = SHRegWriteUSValueA(hkey, value, type, data, data_len, flags);
SHRegCloseUSKey(hkey);
}
return ret;
}
LONG WINAPI SHRegSetUSValueW(const WCHAR *subkey, const WCHAR *value, DWORD type, void *data, DWORD data_len,
DWORD flags)
{
BOOL ignore_hkcu;
HUSKEY hkey;
LONG ret;
TRACE("%s, %s, %d, %p, %d, %#x\n", debugstr_w(subkey), debugstr_w(value), type, data, data_len, flags);
if (!data)
return ERROR_INVALID_FUNCTION;
ignore_hkcu = !(flags & SHREGSET_HKCU || flags & SHREGSET_FORCE_HKCU);
ret = SHRegOpenUSKeyW(subkey, KEY_ALL_ACCESS, 0, &hkey, ignore_hkcu);
if (ret == ERROR_SUCCESS)
{
ret = SHRegWriteUSValueW(hkey, value, type, data, data_len, flags);
SHRegCloseUSKey(hkey);
}
return ret;
}
LONG WINAPI SHRegQueryInfoUSKeyA(HUSKEY hUSKey, DWORD *subkeys, DWORD *max_subkey_len, DWORD *values,
DWORD *max_value_name_len, SHREGENUM_FLAGS flags)
{
HKEY dokey;
LONG ret;
TRACE("%p, %p, %p, %p, %p, %#x\n", hUSKey, subkeys, max_subkey_len, values, max_value_name_len, flags);
if ((flags == SHREGENUM_HKCU || flags == SHREGENUM_DEFAULT) && (dokey = reg_get_hkey_from_huskey(hUSKey, TRUE)))
{
ret = RegQueryInfoKeyA(dokey, 0, 0, 0, subkeys, max_subkey_len, 0, values, max_value_name_len, 0, 0, 0);
if (ret == ERROR_SUCCESS || flags == SHREGENUM_HKCU)
return ret;
}
if ((flags == SHREGENUM_HKLM || flags == SHREGENUM_DEFAULT) && (dokey = reg_get_hkey_from_huskey(hUSKey, FALSE)))
{
return RegQueryInfoKeyA(dokey, 0, 0, 0, subkeys, max_subkey_len, 0, values, max_value_name_len, 0, 0, 0);
}
return ERROR_INVALID_FUNCTION;
}
LONG WINAPI SHRegQueryInfoUSKeyW(HUSKEY hUSKey, DWORD *subkeys, DWORD *max_subkey_len, DWORD *values,
DWORD *max_value_name_len, SHREGENUM_FLAGS flags)
{
HKEY dokey;
LONG ret;
TRACE("%p, %p, %p, %p, %p, %#x\n", hUSKey, subkeys, max_subkey_len, values, max_value_name_len, flags);
if ((flags == SHREGENUM_HKCU || flags == SHREGENUM_DEFAULT) && (dokey = reg_get_hkey_from_huskey(hUSKey, TRUE)))
{
ret = RegQueryInfoKeyW(dokey, 0, 0, 0, subkeys, max_subkey_len, 0, values, max_value_name_len, 0, 0, 0);
if (ret == ERROR_SUCCESS || flags == SHREGENUM_HKCU)
return ret;
}
if ((flags == SHREGENUM_HKLM || flags == SHREGENUM_DEFAULT) && (dokey = reg_get_hkey_from_huskey(hUSKey, FALSE)))
{
return RegQueryInfoKeyW(dokey, 0, 0, 0, subkeys, max_subkey_len, 0, values, max_value_name_len, 0, 0, 0);
}
return ERROR_INVALID_FUNCTION;
}
LONG WINAPI SHRegQueryUSValueA(HUSKEY hUSKey, const char *value, DWORD *type, void *data, DWORD *data_len,
BOOL ignore_hkcu, void *default_data, DWORD default_data_len)
{
LONG ret = ~ERROR_SUCCESS;
DWORD move_len;
HKEY dokey;
/* If user wants HKCU, and it exists, then try it */
if (!ignore_hkcu && (dokey = reg_get_hkey_from_huskey(hUSKey, TRUE)))
{
ret = RegQueryValueExA(dokey, value, 0, type, data, data_len);
TRACE("HKCU RegQueryValue returned %d\n", ret);
}
/* If HKCU did not work and HKLM exists, then try it */
if ((ret != ERROR_SUCCESS) && (dokey = reg_get_hkey_from_huskey(hUSKey, FALSE)))
{
ret = RegQueryValueExA(dokey, value, 0, type, data, data_len);
TRACE("HKLM RegQueryValue returned %d\n", ret);
}
/* If neither worked, and default data exists, then use it */
if (ret != ERROR_SUCCESS)
{
if (default_data && default_data_len)
{
move_len = default_data_len >= *data_len ? *data_len : default_data_len;
memmove(data, default_data, move_len);
*data_len = move_len;
TRACE("setting default data\n");
ret = ERROR_SUCCESS;
}
}
return ret;
}
LONG WINAPI SHRegQueryUSValueW(HUSKEY hUSKey, const WCHAR *value, DWORD *type, void *data, DWORD *data_len,
BOOL ignore_hkcu, void *default_data, DWORD default_data_len)
{
LONG ret = ~ERROR_SUCCESS;
DWORD move_len;
HKEY dokey;
/* If user wants HKCU, and it exists, then try it */
if (!ignore_hkcu && (dokey = reg_get_hkey_from_huskey(hUSKey, TRUE)))
{
ret = RegQueryValueExW(dokey, value, 0, type, data, data_len);
TRACE("HKCU RegQueryValue returned %d\n", ret);
}
/* If HKCU did not work and HKLM exists, then try it */
if ((ret != ERROR_SUCCESS) && (dokey = reg_get_hkey_from_huskey(hUSKey, FALSE)))
{
ret = RegQueryValueExW(dokey, value, 0, type, data, data_len);
TRACE("HKLM RegQueryValue returned %d\n", ret);
}
/* If neither worked, and default data exists, then use it */
if (ret != ERROR_SUCCESS)
{
if (default_data && default_data_len)
{
move_len = default_data_len >= *data_len ? *data_len : default_data_len;
memmove(data, default_data, move_len);
*data_len = move_len;
TRACE("setting default data\n");
ret = ERROR_SUCCESS;
}
}
return ret;
}
LONG WINAPI SHRegGetUSValueA(const char *subkey, const char *value, DWORD *type, void *data, DWORD *data_len,
BOOL ignore_hkcu, void *default_data, DWORD default_data_len)
{
HUSKEY myhuskey;
LONG ret;
if (!data || !data_len)
return ERROR_INVALID_FUNCTION; /* FIXME:wrong*/
TRACE("%s, %s, %d\n", debugstr_a(subkey), debugstr_a(value), *data_len);
ret = SHRegOpenUSKeyA(subkey, KEY_QUERY_VALUE, 0, &myhuskey, ignore_hkcu);
if (!ret)
{
ret = SHRegQueryUSValueA(myhuskey, value, type, data, data_len, ignore_hkcu, default_data, default_data_len);
SHRegCloseUSKey(myhuskey);
}
return ret;
}
LONG WINAPI SHRegGetUSValueW(const WCHAR *subkey, const WCHAR *value, DWORD *type, void *data, DWORD *data_len,
BOOL ignore_hkcu, void *default_data, DWORD default_data_len)
{
HUSKEY myhuskey;
LONG ret;
if (!data || !data_len)
return ERROR_INVALID_FUNCTION; /* FIXME:wrong*/
TRACE("%s, %s, %d\n", debugstr_w(subkey), debugstr_w(value), *data_len);
ret = SHRegOpenUSKeyW(subkey, KEY_QUERY_VALUE, 0, &myhuskey, ignore_hkcu);
if (!ret)
{
ret = SHRegQueryUSValueW(myhuskey, value, type, data, data_len, ignore_hkcu, default_data, default_data_len);
SHRegCloseUSKey(myhuskey);
}
return ret;
}
BOOL WINAPI SHRegGetBoolUSValueA(const char *subkey, const char *value, BOOL ignore_hkcu, BOOL default_value)
{
BOOL ret = default_value;
DWORD type, datalen;
char data[10];
TRACE("%s, %s, %d\n", debugstr_a(subkey), debugstr_a(value), ignore_hkcu);
datalen = ARRAY_SIZE(data) - 1;
if (!SHRegGetUSValueA(subkey, value, &type, data, &datalen, ignore_hkcu, 0, 0))
{
switch (type)
{
case REG_SZ:
data[9] = '\0';
if (!lstrcmpiA(data, "YES") || !lstrcmpiA(data, "TRUE"))
ret = TRUE;
else if (!lstrcmpiA(data, "NO") || !lstrcmpiA(data, "FALSE"))
ret = FALSE;
break;
case REG_DWORD:
ret = *(DWORD *)data != 0;
break;
case REG_BINARY:
if (datalen == 1)
{
ret = !!data[0];
break;
}
default:
FIXME("Unsupported registry data type %d\n", type);
ret = FALSE;
}
TRACE("got value (type=%d), returning %d\n", type, ret);
}
else
TRACE("returning default value %d\n", ret);
return ret;
}
BOOL WINAPI SHRegGetBoolUSValueW(const WCHAR *subkey, const WCHAR *value, BOOL ignore_hkcu, BOOL default_value)
{
BOOL ret = default_value;
DWORD type, datalen;
WCHAR data[10];
TRACE("%s, %s, %d\n", debugstr_w(subkey), debugstr_w(value), ignore_hkcu);
datalen = (ARRAY_SIZE(data) - 1) * sizeof(WCHAR);
if (!SHRegGetUSValueW(subkey, value, &type, data, &datalen, ignore_hkcu, 0, 0))
{
switch (type)
{
case REG_SZ:
data[9] = '\0';
if (!lstrcmpiW(data, L"yes") || !lstrcmpiW(data, L"true"))
ret = TRUE;
else if (!lstrcmpiW(data, L"no") || !lstrcmpiW(data, L"false"))
ret = FALSE;
break;
case REG_DWORD:
ret = *(DWORD *)data != 0;
break;
case REG_BINARY:
if (datalen == 1)
{
ret = !!data[0];
break;
}
default:
FIXME("Unsupported registry data type %d\n", type);
ret = FALSE;
}
TRACE("got value (type=%d), returning %d\n", type, ret);
}
else
TRACE("returning default value %d\n", ret);
return ret;
}
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