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Sweden-Number/dlls/advapi32/registry.c

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Changed to use new server-side registry support.
1999-11-23 20:41:34 +01:00
/*
* Registry management
*
* Copyright (C) 1999 Alexandre Julliard
*
* Based on misc/registry.c code
* Copyright (C) 1996 Marcus Meissner
* Copyright (C) 1998 Matthew Becker
* Copyright (C) 1999 Sylvain St-Germain
*
* This file is concerned about handle management and interaction with the Wine server.
* Registry file I/O is in misc/registry.c.
*/
#include <stdlib.h>
#include <unistd.h>
#include "winbase.h"
#include "winreg.h"
#include "winerror.h"
#include "wine/winbase16.h"
#include "winversion.h"
#include "file.h"
#include "heap.h"
#include "server.h"
#include "debugtools.h"
DEFAULT_DEBUG_CHANNEL(reg)
/* Ansi->Unicode conversion without string delimiters */
static LPWSTR memcpyAtoW( LPWSTR dst, LPCSTR src, INT n )
{
LPWSTR p = dst;
while (n-- > 0) *p++ = (WCHAR)*src++;
return dst;
}
/* Unicode->Ansi conversion without string delimiters */
static LPSTR memcpyWtoA( LPSTR dst, LPCWSTR src, INT n )
{
LPSTR p = dst;
while (n-- > 0) *p++ = (CHAR)*src++;
return dst;
}
/* check if value type needs string conversion (Ansi<->Unicode) */
static inline int is_string( DWORD type )
{
return (type == REG_SZ) || (type == REG_EXPAND_SZ) || (type == REG_MULTI_SZ);
}
/* copy key value data into a user-specified buffer
*
* 'len' is the total length of the data
* 'count' is the size of the user-specified buffer
* and is updated to reflect the length copied
*/
static DWORD copy_data( void *data, const void *src, DWORD len, DWORD *count )
{
DWORD ret = ERROR_SUCCESS;
if (data)
{
if (*count < len) ret = ERROR_MORE_DATA;
else memcpy( data, src, len );
}
Fixed some bogus error detection for RegEnumValue[AW] and RegQueryValueEx[AW].
1999-11-25 23:05:46 +01:00
if (count) *count = len;
Changed to use new server-side registry support.
1999-11-23 20:41:34 +01:00
return ret;
}
/* same as copy_data but with optional Unicode->Ascii conversion depending on the type */
static DWORD copy_data_WtoA( void *data, const void *src, DWORD len, DWORD *count, DWORD type )
{
DWORD ret = ERROR_SUCCESS;
if (is_string( type ))
{
/* need to convert from Unicode */
len /= sizeof(WCHAR);
if (data)
{
if (*count < len) ret = ERROR_MORE_DATA;
else memcpyWtoA( data, src, len );
}
}
else if (data)
{
if (*count < len) ret = ERROR_MORE_DATA;
else memcpy( data, src, len );
}
Fixed some bogus error detection for RegEnumValue[AW] and RegQueryValueEx[AW].
1999-11-25 23:05:46 +01:00
if (count) *count = len;
Changed to use new server-side registry support.
1999-11-23 20:41:34 +01:00
return ret;
}
/* copy a key name into the request buffer */
static inline DWORD copy_nameW( LPWSTR dest, LPCWSTR name )
{
if (name)
{
if (lstrlenW(name) > MAX_PATH) return ERROR_MORE_DATA;
lstrcpyW( dest, name );
}
else dest[0] = 0;
return ERROR_SUCCESS;
}
/* copy a key name into the request buffer */
static inline DWORD copy_nameAtoW( LPWSTR dest, LPCSTR name )
{
if (name)
{
if (strlen(name) > MAX_PATH) return ERROR_MORE_DATA;
lstrcpyAtoW( dest, name );
}
else dest[0] = 0;
return ERROR_SUCCESS;
}
/******************************************************************************
* RegCreateKeyExW [ADVAPI32.131]
*
* PARAMS
* hkey [I] Handle of an open key
* name [I] Address of subkey name
* reserved [I] Reserved - must be 0
* class [I] Address of class string
* options [I] Special options flag
* access [I] Desired security access
* sa [I] Address of key security structure
* retkey [O] Address of buffer for opened handle
* dispos [O] Receives REG_CREATED_NEW_KEY or REG_OPENED_EXISTING_KEY
*/
DWORD WINAPI RegCreateKeyExW( HKEY hkey, LPCWSTR name, DWORD reserved, LPWSTR class,
DWORD options, REGSAM access, SECURITY_ATTRIBUTES *sa,
LPHKEY retkey, LPDWORD dispos )
{
DWORD ret;
struct create_key_request *req = get_req_buffer();
TRACE( "(0x%x,%s,%ld,%s,%lx,%lx,%p,%p,%p)\n", hkey, debugstr_w(name), reserved,
debugstr_w(class), options, access, sa, retkey, dispos );
if (reserved) return ERROR_INVALID_PARAMETER;
if (!(access & KEY_ALL_ACCESS) || (access & ~KEY_ALL_ACCESS)) return ERROR_ACCESS_DENIED;
req->parent = hkey;
req->access = access;
req->options = options;
req->modif = time(NULL);
if ((ret = copy_nameW( req->name, name )) != ERROR_SUCCESS) return ret;
if (req->name[0] == '\\') return ERROR_BAD_PATHNAME;
lstrcpynW( req->class, class ? class : (LPWSTR)"\0\0",
server_remaining(req->class) / sizeof(WCHAR) );
if ((ret = server_call_noerr( REQ_CREATE_KEY )) == ERROR_SUCCESS)
{
*retkey = req->hkey;
if (dispos) *dispos = req->created ? REG_CREATED_NEW_KEY : REG_OPENED_EXISTING_KEY;
}
return ret;
}
/******************************************************************************
* RegCreateKeyExA [ADVAPI32.130]
*/
DWORD WINAPI RegCreateKeyExA( HKEY hkey, LPCSTR name, DWORD reserved, LPSTR class,
DWORD options, REGSAM access, SECURITY_ATTRIBUTES *sa,
LPHKEY retkey, LPDWORD dispos )
{
DWORD ret;
struct create_key_request *req = get_req_buffer();
TRACE( "(0x%x,%s,%ld,%s,%lx,%lx,%p,%p,%p)\n", hkey, debugstr_a(name), reserved,
debugstr_a(class), options, access, sa, retkey, dispos );
if (reserved) return ERROR_INVALID_PARAMETER;
if (!(access & KEY_ALL_ACCESS) || (access & ~KEY_ALL_ACCESS)) return ERROR_ACCESS_DENIED;
req->parent = hkey;
req->access = access;
req->options = options;
req->modif = time(NULL);
if ((ret = copy_nameAtoW( req->name, name )) != ERROR_SUCCESS) return ret;
if (req->name[0] == '\\') return ERROR_BAD_PATHNAME;
lstrcpynAtoW( req->class, class ? class : "",
server_remaining(req->class) / sizeof(WCHAR) );
if ((ret = server_call_noerr( REQ_CREATE_KEY )) == ERROR_SUCCESS)
{
*retkey = req->hkey;
if (dispos) *dispos = req->created ? REG_CREATED_NEW_KEY : REG_OPENED_EXISTING_KEY;
}
return ret;
}
/******************************************************************************
* RegCreateKeyW [ADVAPI32.132]
*/
DWORD WINAPI RegCreateKeyW( HKEY hkey, LPCWSTR name, LPHKEY retkey )
{
/* FIXME: previous implementation converted ERROR_INVALID_HANDLE to ERROR_BADKEY, */
/* but at least my version of NT (4.0 SP5) doesn't do this. -- AJ */
return RegCreateKeyExW( hkey, name, 0, NULL, REG_OPTION_NON_VOLATILE,
KEY_ALL_ACCESS, NULL, retkey, NULL );
}
/******************************************************************************
* RegCreateKeyA [ADVAPI32.129]
*/
DWORD WINAPI RegCreateKeyA( HKEY hkey, LPCSTR name, LPHKEY retkey )
{
return RegCreateKeyExA( hkey, name, 0, NULL, REG_OPTION_NON_VOLATILE,
KEY_ALL_ACCESS, NULL, retkey, NULL );
}
/******************************************************************************
* RegOpenKeyExW [ADVAPI32.150]
*
* Opens the specified key
*
* Unlike RegCreateKeyEx, this does not create the key if it does not exist.
*
* PARAMS
* hkey [I] Handle of open key
* name [I] Name of subkey to open
* reserved [I] Reserved - must be zero
* access [I] Security access mask
* retkey [O] Handle to open key
*
* RETURNS
* Success: ERROR_SUCCESS
* Failure: Error code
*/
DWORD WINAPI RegOpenKeyExW( HKEY hkey, LPCWSTR name, DWORD reserved, REGSAM access, LPHKEY retkey )
{
DWORD ret;
struct open_key_request *req = get_req_buffer();
TRACE( "(0x%x,%s,%ld,%lx,%p)\n", hkey, debugstr_w(name), reserved, access, retkey );
if (!retkey) return ERROR_INVALID_PARAMETER;
req->parent = hkey;
req->access = access;
if ((ret = copy_nameW( req->name, name )) != ERROR_SUCCESS) return ret;
if (req->name[0] == '\\') return ERROR_BAD_PATHNAME;
if ((ret = server_call_noerr( REQ_OPEN_KEY )) == ERROR_SUCCESS) *retkey = req->hkey;
return ret;
}
/******************************************************************************
* RegOpenKeyExA [ADVAPI32.149]
*/
DWORD WINAPI RegOpenKeyExA( HKEY hkey, LPCSTR name, DWORD reserved, REGSAM access, LPHKEY retkey )
{
DWORD ret;
struct open_key_request *req = get_req_buffer();
TRACE( "(0x%x,%s,%ld,%lx,%p)\n", hkey, debugstr_a(name), reserved, access, retkey );
if (!retkey) return ERROR_INVALID_PARAMETER;
req->parent = hkey;
req->access = access;
if ((ret = copy_nameAtoW( req->name, name )) != ERROR_SUCCESS) return ret;
if (req->name[0] == '\\') return ERROR_BAD_PATHNAME;
if ((ret = server_call_noerr( REQ_OPEN_KEY )) == ERROR_SUCCESS) *retkey = req->hkey;
return ret;
}
/******************************************************************************
* RegOpenKeyW [ADVAPI32.151]
*
* PARAMS
* hkey [I] Handle of open key
* name [I] Address of name of subkey to open
* retkey [O] Handle to open key
*
* RETURNS
* Success: ERROR_SUCCESS
* Failure: Error code
*/
DWORD WINAPI RegOpenKeyW( HKEY hkey, LPCWSTR name, LPHKEY retkey )
{
return RegOpenKeyExW( hkey, name, 0, KEY_ALL_ACCESS, retkey );
}
/******************************************************************************
* RegOpenKeyA [ADVAPI32.148]
*/
DWORD WINAPI RegOpenKeyA( HKEY hkey, LPCSTR name, LPHKEY retkey )
{
return RegOpenKeyExA( hkey, name, 0, KEY_ALL_ACCESS, retkey );
}
/******************************************************************************
* RegEnumKeyExW [ADVAPI32.139]
*
* 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
*/
DWORD WINAPI RegEnumKeyExW( HKEY hkey, DWORD index, LPWSTR name, LPDWORD name_len,
LPDWORD reserved, LPWSTR class, LPDWORD class_len, FILETIME *ft )
{
DWORD ret, len, cls_len;
struct enum_key_request *req = get_req_buffer();
TRACE( "(0x%x,%ld,%p,%p(%ld),%p,%p,%p,%p)\n", hkey, index, name, name_len,
name_len ? *name_len : -1, reserved, class, class_len, ft );
if (reserved) return ERROR_INVALID_PARAMETER;
req->hkey = hkey;
req->index = index;
if ((ret = server_call_noerr( REQ_ENUM_KEY )) != ERROR_SUCCESS) return ret;
len = lstrlenW( req->name ) + 1;
cls_len = lstrlenW( req->class ) + 1;
if (len > *name_len) return ERROR_MORE_DATA;
if (class_len && (cls_len > *class_len)) return ERROR_MORE_DATA;
memcpy( name, req->name, len * sizeof(WCHAR) );
*name_len = len - 1;
if (class_len)
{
if (class) memcpy( class, req->class, cls_len * sizeof(WCHAR) );
*class_len = cls_len - 1;
}
if (ft) DOSFS_UnixTimeToFileTime( req->modif, ft, 0 );
return ERROR_SUCCESS;
}
/******************************************************************************
* RegEnumKeyExA [ADVAPI32.138]
*/
DWORD WINAPI RegEnumKeyExA( HKEY hkey, DWORD index, LPSTR name, LPDWORD name_len,
LPDWORD reserved, LPSTR class, LPDWORD class_len, FILETIME *ft )
{
DWORD ret, len, cls_len;
struct enum_key_request *req = get_req_buffer();
TRACE( "(0x%x,%ld,%p,%p(%ld),%p,%p,%p,%p)\n", hkey, index, name, name_len,
name_len ? *name_len : -1, reserved, class, class_len, ft );
if (reserved) return ERROR_INVALID_PARAMETER;
req->hkey = hkey;
req->index = index;
if ((ret = server_call_noerr( REQ_ENUM_KEY )) != ERROR_SUCCESS) return ret;
len = lstrlenW( req->name ) + 1;
cls_len = lstrlenW( req->class ) + 1;
if (len > *name_len) return ERROR_MORE_DATA;
if (class_len && (cls_len > *class_len)) return ERROR_MORE_DATA;
memcpyWtoA( name, req->name, len );
*name_len = len - 1;
if (class_len)
{
if (class) memcpyWtoA( class, req->class, cls_len );
*class_len = cls_len - 1;
}
if (ft) DOSFS_UnixTimeToFileTime( req->modif, ft, 0 );
return ERROR_SUCCESS;
}
/******************************************************************************
* RegEnumKeyW [ADVAPI32.140]
*/
DWORD WINAPI RegEnumKeyW( HKEY hkey, DWORD index, LPWSTR name, DWORD name_len )
{
return RegEnumKeyExW( hkey, index, name, &name_len, NULL, NULL, NULL, NULL );
}
/******************************************************************************
* RegEnumKeyA [ADVAPI32.137]
*/
DWORD WINAPI RegEnumKeyA( HKEY hkey, DWORD index, LPSTR name, DWORD name_len )
{
return RegEnumKeyExA( hkey, index, name, &name_len, NULL, NULL, NULL, NULL );
}
/******************************************************************************
* RegQueryInfoKeyW [ADVAPI32.153]
*
* 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
*
* - 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)
*/
DWORD 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 )
{
DWORD ret;
struct query_key_info_request *req = get_req_buffer();
TRACE( "(0x%x,%p,%ld,%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 && (VERSION_GetVersion() == NT40))
return ERROR_INVALID_PARAMETER;
req->hkey = hkey;
if ((ret = server_call_noerr( REQ_QUERY_KEY_INFO )) != ERROR_SUCCESS) return ret;
if (class)
{
if (class_len && (lstrlenW(req->class) + 1 > *class_len))
{
*class_len = lstrlenW(req->class);
return ERROR_MORE_DATA;
}
lstrcpyW( class, req->class );
}
if (class_len) *class_len = lstrlenW( req->class );
if (subkeys) *subkeys = req->subkeys;
if (max_subkey) *max_subkey = req->max_subkey;
if (max_class) *max_class = req->max_class;
if (values) *values = req->values;
if (max_value) *max_value = req->max_value;
if (max_data) *max_data = req->max_data;
if (modif) DOSFS_UnixTimeToFileTime( req->modif, modif, 0 );
return ERROR_SUCCESS;
}
/******************************************************************************
* RegQueryInfoKeyA [ADVAPI32.152]
*/
DWORD 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 )
{
DWORD ret;
struct query_key_info_request *req = get_req_buffer();
TRACE( "(0x%x,%p,%ld,%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 && (VERSION_GetVersion() == NT40))
return ERROR_INVALID_PARAMETER;
req->hkey = hkey;
if ((ret = server_call_noerr( REQ_QUERY_KEY_INFO )) != ERROR_SUCCESS) return ret;
if (class)
{
if (class_len && (lstrlenW(req->class) + 1 > *class_len))
{
*class_len = lstrlenW(req->class);
return ERROR_MORE_DATA;
}
lstrcpyWtoA( class, req->class );
}
if (class_len) *class_len = lstrlenW( req->class );
if (subkeys) *subkeys = req->subkeys;
if (max_subkey) *max_subkey = req->max_subkey;
if (max_class) *max_class = req->max_class;
if (values) *values = req->values;
if (max_value) *max_value = req->max_value;
if (max_data) *max_data = req->max_data;
if (modif) DOSFS_UnixTimeToFileTime( req->modif, modif, 0 );
return ERROR_SUCCESS;
}
/******************************************************************************
* RegCloseKey [ADVAPI32.126]
*
* Releases the handle of the specified key
*
* PARAMS
* hkey [I] Handle of key to close
*
* RETURNS
* Success: ERROR_SUCCESS
* Failure: Error code
*/
DWORD WINAPI RegCloseKey( HKEY hkey )
{
struct close_key_request *req = get_req_buffer();
TRACE( "(0x%x)\n", hkey );
req->hkey = hkey;
return server_call_noerr( REQ_CLOSE_KEY );
}
/******************************************************************************
* RegDeleteKeyW [ADVAPI32.134]
*
* PARAMS
* hkey [I] Handle to open key
* name [I] Name of subkey to delete
*
* RETURNS
* Success: ERROR_SUCCESS
* Failure: Error code
*/
DWORD WINAPI RegDeleteKeyW( HKEY hkey, LPCWSTR name )
{
DWORD ret;
struct delete_key_request *req = get_req_buffer();
TRACE( "(0x%x,%s)\n", hkey, debugstr_w(name) );
req->hkey = hkey;
if ((ret = copy_nameW( req->name, name )) != ERROR_SUCCESS) return ret;
if (req->name[0] == '\\') return ERROR_BAD_PATHNAME;
return server_call_noerr( REQ_DELETE_KEY );
}
/******************************************************************************
* RegDeleteKeyA [ADVAPI32.133]
*/
DWORD WINAPI RegDeleteKeyA( HKEY hkey, LPCSTR name )
{
DWORD ret;
struct delete_key_request *req = get_req_buffer();
TRACE( "(0x%x,%s)\n", hkey, debugstr_a(name) );
req->hkey = hkey;
if ((ret = copy_nameAtoW( req->name, name )) != ERROR_SUCCESS) return ret;
if (req->name[0] == '\\') return ERROR_BAD_PATHNAME;
return server_call_noerr( REQ_DELETE_KEY );
}
/******************************************************************************
* RegSetValueExW [ADVAPI32.170]
*
* Sets the data and type of a value under a register key
*
* 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] Flag for value type
* data [I] Address of value data
* count [I] Size of value data
*
* RETURNS
* Success: ERROR_SUCCESS
* Failure: Error code
*
* NOTES
* win95 does not care about count for REG_SZ and finds out the len by itself (js)
* NT does definitely care (aj)
*/
DWORD WINAPI RegSetValueExW( HKEY hkey, LPCWSTR name, DWORD reserved,
DWORD type, CONST BYTE *data, DWORD count )
{
DWORD ret;
struct set_key_value_request *req = get_req_buffer();
TRACE( "(0x%x,%s,%ld,%ld,%p,%ld)\n", hkey, debugstr_w(name), reserved, type, data, count );
if (reserved) return ERROR_INVALID_PARAMETER;
if (count && type == REG_SZ)
{
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 (count >= server_remaining( req->data )) return ERROR_OUTOFMEMORY; /* FIXME */
req->hkey = hkey;
req->type = type;
req->len = count;
if ((ret = copy_nameW( req->name, name )) != ERROR_SUCCESS) return ret;
memcpy( req->data, data, count );
return server_call_noerr( REQ_SET_KEY_VALUE );
}
/******************************************************************************
* RegSetValueExA [ADVAPI32.169]
*/
DWORD WINAPI RegSetValueExA( HKEY hkey, LPCSTR name, DWORD reserved, DWORD type,
CONST BYTE *data, DWORD count )
{
DWORD ret;
struct set_key_value_request *req = get_req_buffer();
TRACE( "(0x%x,%s,%ld,%ld,%p,%ld)\n", hkey, debugstr_a(name), reserved, type, data, count );
if (reserved) return ERROR_INVALID_PARAMETER;
if (count && type == REG_SZ)
{
/* if user forgot to count terminating null, add it (yes NT does this) */
if (data[count-1] && !data[count]) count++;
}
if (is_string( type ))
{
/* need to convert to Unicode */
count *= sizeof(WCHAR);
if (count >= server_remaining( req->data )) return ERROR_OUTOFMEMORY; /* FIXME */
memcpyAtoW( (LPWSTR)req->data, data, count / sizeof(WCHAR) );
}
else
{
if (count >= server_remaining( req->data )) return ERROR_OUTOFMEMORY; /* FIXME */
memcpy( req->data, data, count );
}
req->hkey = hkey;
req->type = type;
req->len = count;
if ((ret = copy_nameAtoW( req->name, name )) != ERROR_SUCCESS) return ret;
return server_call_noerr( REQ_SET_KEY_VALUE );
}
/******************************************************************************
* RegSetValueW [ADVAPI32.171]
*/
DWORD WINAPI RegSetValueW( HKEY hkey, LPCWSTR name, DWORD type, LPCWSTR data, DWORD count )
{
HKEY subkey = hkey;
DWORD ret;
TRACE("(0x%x,%s,%ld,%s,%ld)\n", hkey, debugstr_w(name), type, debugstr_w(data), count );
if (type != REG_SZ) return ERROR_INVALID_PARAMETER;
if (name && name[0]) /* need to create the subkey */
{
if ((ret = RegCreateKeyW( hkey, name, &subkey )) != ERROR_SUCCESS) return ret;
}
ret = RegSetValueExW( subkey, NULL, 0, REG_SZ, (LPBYTE)data,
(lstrlenW( data ) + 1) * sizeof(WCHAR) );
if (subkey != hkey) RegCloseKey( subkey );
return ret;
}
/******************************************************************************
* RegSetValueA [ADVAPI32.168]
*/
DWORD WINAPI RegSetValueA( HKEY hkey, LPCSTR name, DWORD type, LPCSTR data, DWORD count )
{
HKEY subkey = hkey;
DWORD ret;
TRACE("(0x%x,%s,%ld,%s,%ld)\n", hkey, debugstr_a(name), type, debugstr_a(data), count );
if (type != REG_SZ) return ERROR_INVALID_PARAMETER;
if (name && name[0]) /* need to create the subkey */
{
if ((ret = RegCreateKeyA( hkey, name, &subkey )) != ERROR_SUCCESS) return ret;
}
ret = RegSetValueExA( subkey, NULL, 0, REG_SZ, (LPBYTE)data, strlen(data)+1 );
if (subkey != hkey) RegCloseKey( subkey );
return ret;
}
/******************************************************************************
* RegQueryValueExW [ADVAPI32.158]
*
* Retrieves type and data for a specified name associated with an open key
*
* PARAMS
* hkey [I] Handle of key to query
* name [I] Name of value to query
* reserved [I] Reserved - must be NULL
* type [O] Address of buffer for value type. If NULL, the type
* is not required.
* data [O] Address of data buffer. If NULL, the actual data is
* not required.
* count [I/O] Address of data buffer size
*
* RETURNS
* ERROR_SUCCESS: Success
* ERROR_MORE_DATA: !!! if the specified buffer is not big enough to hold the data
* buffer is left untouched. The MS-documentation is wrong (js) !!!
*/
DWORD WINAPI RegQueryValueExW( HKEY hkey, LPCWSTR name, LPDWORD reserved, LPDWORD type,
LPBYTE data, LPDWORD count )
{
DWORD ret;
struct get_key_value_request *req = get_req_buffer();
TRACE("(0x%x,%s,%p,%p,%p,%p=%ld)\n",
hkey, debugstr_w(name), reserved, type, data, count, count ? *count : 0 );
Fixed some bogus error detection for RegEnumValue[AW] and RegQueryValueEx[AW].
1999-11-25 23:05:46 +01:00
if ((data && !count) || reserved) return ERROR_INVALID_PARAMETER;
Changed to use new server-side registry support.
1999-11-23 20:41:34 +01:00
req->hkey = hkey;
if ((ret = copy_nameW( req->name, name )) != ERROR_SUCCESS) return ret;
if ((ret = server_call_noerr( REQ_GET_KEY_VALUE )) == ERROR_SUCCESS)
{
if (type) *type = req->type;
ret = copy_data( data, req->data, req->len, count );
}
return ret;
}
/******************************************************************************
* RegQueryValueExA [ADVAPI32.157]
*
* NOTES:
* the documentation is wrong: if the buffer is to small it remains untouched
*/
DWORD WINAPI RegQueryValueExA( HKEY hkey, LPCSTR name, LPDWORD reserved, LPDWORD type,
LPBYTE data, LPDWORD count )
{
DWORD ret;
struct get_key_value_request *req = get_req_buffer();
TRACE("(0x%x,%s,%p,%p,%p,%p=%ld)\n",
hkey, debugstr_a(name), reserved, type, data, count, count ? *count : 0 );
Fixed some bogus error detection for RegEnumValue[AW] and RegQueryValueEx[AW].
1999-11-25 23:05:46 +01:00
if ((data && !count) || reserved) return ERROR_INVALID_PARAMETER;
Changed to use new server-side registry support.
1999-11-23 20:41:34 +01:00
req->hkey = hkey;
if ((ret = copy_nameAtoW( req->name, name )) != ERROR_SUCCESS) return ret;
if ((ret = server_call_noerr( REQ_GET_KEY_VALUE )) == ERROR_SUCCESS)
{
if (type) *type = req->type;
ret = copy_data_WtoA( data, req->data, req->len, count, req->type );
}
return ret;
}
/******************************************************************************
* RegQueryValueW [ADVAPI32.159]
*/
DWORD WINAPI RegQueryValueW( HKEY hkey, LPCWSTR name, LPWSTR data, LPLONG count )
{
DWORD ret;
HKEY subkey = hkey;
TRACE("(%x,%s,%p,%ld)\n", hkey, debugstr_w(name), data, count ? *count : 0 );
if (name && name[0])
{
if ((ret = RegOpenKeyW( hkey, name, &subkey )) != ERROR_SUCCESS) return ret;
}
ret = RegQueryValueExW( subkey, NULL, NULL, NULL, (LPBYTE)data, count );
if (subkey != hkey) RegCloseKey( subkey );
if (ret == ERROR_FILE_NOT_FOUND)
{
/* return empty string if default value not found */
if (data) *data = 0;
if (count) *count = 1;
ret = ERROR_SUCCESS;
}
return ret;
}
/******************************************************************************
* RegQueryValueA [ADVAPI32.156]
*/
DWORD WINAPI RegQueryValueA( HKEY hkey, LPCSTR name, LPSTR data, LPLONG count )
{
DWORD ret;
HKEY subkey = hkey;
TRACE("(%x,%s,%p,%ld)\n", hkey, debugstr_a(name), data, count ? *count : 0 );
if (name && name[0])
{
if ((ret = RegOpenKeyA( hkey, name, &subkey )) != ERROR_SUCCESS) return ret;
}
ret = RegQueryValueExA( subkey, NULL, NULL, NULL, (LPBYTE)data, count );
if (subkey != hkey) RegCloseKey( subkey );
if (ret == ERROR_FILE_NOT_FOUND)
{
/* return empty string if default value not found */
if (data) *data = 0;
if (count) *count = 1;
ret = ERROR_SUCCESS;
}
return ret;
}
/******************************************************************************
* RegEnumValueW [ADVAPI32.142]
*
* 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)
*/
DWORD WINAPI RegEnumValueW( HKEY hkey, DWORD index, LPWSTR value, LPDWORD val_count,
LPDWORD reserved, LPDWORD type, LPBYTE data, LPDWORD count )
{
DWORD ret, len;
struct enum_key_value_request *req = get_req_buffer();
TRACE("(%x,%ld,%p,%p,%p,%p,%p,%p)\n",
hkey, index, value, val_count, reserved, type, data, count );
/* NT only checks count, not val_count */
Fixed some bogus error detection for RegEnumValue[AW] and RegQueryValueEx[AW].
1999-11-25 23:05:46 +01:00
if ((data && !count) || reserved) return ERROR_INVALID_PARAMETER;
Changed to use new server-side registry support.
1999-11-23 20:41:34 +01:00
req->hkey = hkey;
req->index = index;
if ((ret = server_call_noerr( REQ_ENUM_KEY_VALUE )) != ERROR_SUCCESS) return ret;
len = lstrlenW( req->name ) + 1;
if (len > *val_count) return ERROR_MORE_DATA;
memcpy( value, req->name, len * sizeof(WCHAR) );
*val_count = len - 1;
if (type) *type = req->type;
return copy_data( data, req->data, req->len, count );
}
/******************************************************************************
* RegEnumValueA [ADVAPI32.141]
*/
DWORD WINAPI RegEnumValueA( HKEY hkey, DWORD index, LPSTR value, LPDWORD val_count,
LPDWORD reserved, LPDWORD type, LPBYTE data, LPDWORD count )
{
DWORD ret, len;
struct enum_key_value_request *req = get_req_buffer();
TRACE("(%x,%ld,%p,%p,%p,%p,%p,%p)\n",
hkey, index, value, val_count, reserved, type, data, count );
/* NT only checks count, not val_count */
Fixed some bogus error detection for RegEnumValue[AW] and RegQueryValueEx[AW].
1999-11-25 23:05:46 +01:00
if ((data && !count) || reserved) return ERROR_INVALID_PARAMETER;
Changed to use new server-side registry support.
1999-11-23 20:41:34 +01:00
req->hkey = hkey;
req->index = index;
if ((ret = server_call_noerr( REQ_ENUM_KEY_VALUE )) != ERROR_SUCCESS) return ret;
len = lstrlenW( req->name ) + 1;
if (len > *val_count) return ERROR_MORE_DATA;
memcpyWtoA( value, req->name, len );
*val_count = len - 1;
if (type) *type = req->type;
return copy_data_WtoA( data, req->data, req->len, count, req->type );
}
/******************************************************************************
* RegDeleteValueW [ADVAPI32.136]
*
* PARAMS
* hkey [I] handle to key
* name [I] name of value to delete
*
* RETURNS
* error status
*/
DWORD WINAPI RegDeleteValueW( HKEY hkey, LPCWSTR name )
{
DWORD ret;
struct delete_key_value_request *req = get_req_buffer();
TRACE( "(0x%x,%s)\n", hkey, debugstr_w(name) );
req->hkey = hkey;
if ((ret = copy_nameW( req->name, name )) != ERROR_SUCCESS) return ret;
return server_call_noerr( REQ_DELETE_KEY_VALUE );
}
/******************************************************************************
* RegDeleteValueA [ADVAPI32.135]
*/
DWORD WINAPI RegDeleteValueA( HKEY hkey, LPCSTR name )
{
DWORD ret;
struct delete_key_value_request *req = get_req_buffer();
TRACE( "(0x%x,%s)\n", hkey, debugstr_a(name) );
req->hkey = hkey;
if ((ret = copy_nameAtoW( req->name, name )) != ERROR_SUCCESS) return ret;
return server_call_noerr( REQ_DELETE_KEY_VALUE );
}
/******************************************************************************
* RegLoadKeyW [ADVAPI32.185]
*
* PARAMS
* hkey [I] Handle of open key
* subkey [I] Address of name of subkey
* filename [I] Address of filename for registry information
*/
LONG WINAPI RegLoadKeyW( HKEY hkey, LPCWSTR subkey, LPCWSTR filename )
{
struct load_registry_request *req = get_req_buffer();
HANDLE file;
DWORD ret, err = GetLastError();
TRACE( "(%x,%s,%s)\n", hkey, debugstr_w(subkey), debugstr_w(filename) );
if (!filename || !*filename) return ERROR_INVALID_PARAMETER;
if (!subkey || !*subkey) return ERROR_INVALID_PARAMETER;
if ((file = CreateFileW( filename, GENERIC_READ, 0, NULL, OPEN_EXISTING,
FILE_ATTRIBUTE_NORMAL, -1 )) == INVALID_HANDLE_VALUE)
{
ret = GetLastError();
goto done;
}
req->hkey = hkey;
req->file = file;
if ((ret = copy_nameW( req->name, subkey )) != ERROR_SUCCESS) goto done;
ret = server_call_noerr( REQ_LOAD_REGISTRY );
CloseHandle( file );
done:
SetLastError( err ); /* restore the last error code */
return ret;
}
/******************************************************************************
* RegLoadKeyA [ADVAPI32.184]
*/
LONG WINAPI RegLoadKeyA( HKEY hkey, LPCSTR subkey, LPCSTR filename )
{
struct load_registry_request *req = get_req_buffer();
HANDLE file;
DWORD ret, err = GetLastError();
TRACE( "(%x,%s,%s)\n", hkey, debugstr_a(subkey), debugstr_a(filename) );
if (!filename || !*filename) return ERROR_INVALID_PARAMETER;
if (!subkey || !*subkey) return ERROR_INVALID_PARAMETER;
if ((file = CreateFileA( filename, GENERIC_READ, 0, NULL, OPEN_EXISTING,
FILE_ATTRIBUTE_NORMAL, -1 )) == INVALID_HANDLE_VALUE)
{
ret = GetLastError();
goto done;
}
req->hkey = hkey;
req->file = file;
if ((ret = copy_nameAtoW( req->name, subkey )) != ERROR_SUCCESS) goto done;
ret = server_call_noerr( REQ_LOAD_REGISTRY );
CloseHandle( file );
done:
SetLastError( err ); /* restore the last error code */
return ret;
}
/******************************************************************************
* RegSaveKeyA [ADVAPI32.165]
*
* PARAMS
* hkey [I] Handle of key where save begins
* lpFile [I] Address of filename to save to
* sa [I] Address of security structure
*/
LONG WINAPI RegSaveKeyA( HKEY hkey, LPCSTR file, LPSECURITY_ATTRIBUTES sa )
{
struct save_registry_request *req = get_req_buffer();
char buffer[1024];
int count = 0;
LPSTR name;
DWORD ret, err;
HFILE handle;
TRACE( "(%x,%s,%p)\n", hkey, debugstr_a(file), sa );
if (!file || !*file) return ERROR_INVALID_PARAMETER;
err = GetLastError();
GetFullPathNameA( file, sizeof(buffer), buffer, &name );
for (;;)
{
sprintf( name, "reg%04x.tmp", count++ );
handle = CreateFileA( buffer, GENERIC_WRITE, 0, NULL,
CREATE_NEW, FILE_ATTRIBUTE_NORMAL, -1 );
if (handle != INVALID_HANDLE_VALUE) break;
if ((ret = GetLastError()) != ERROR_FILE_EXISTS) goto done;
}
req->hkey = hkey;
req->file = handle;
ret = server_call_noerr( REQ_SAVE_REGISTRY );
CloseHandle( handle );
if (!ret)
{
if (!MoveFileExA( buffer, file, MOVEFILE_REPLACE_EXISTING ))
{
ERR( "Failed to move %s to %s\n", buffer, file );
ret = GetLastError();
}
}
if (ret) DeleteFileA( buffer );
done:
SetLastError( err ); /* restore last error code */
return ret;
}
/******************************************************************************
* RegSaveKeyW [ADVAPI32.166]
*/
LONG WINAPI RegSaveKeyW( HKEY hkey, LPCWSTR file, LPSECURITY_ATTRIBUTES sa )
{
LPSTR fileA = HEAP_strdupWtoA( GetProcessHeap(), 0, file );
DWORD ret = RegSaveKeyA( hkey, fileA, sa );
if (fileA) HeapFree( GetProcessHeap(), 0, fileA );
return ret;
}