| /* |
| * 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 <stdio.h> |
| #include <unistd.h> |
| |
| #include "winbase.h" |
| #include "winreg.h" |
| #include "winerror.h" |
| #include "wine/winbase16.h" |
| #include "wine/unicode.h" |
| #include "wine/winestring.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 a key name into the request buffer */ |
| static inline DWORD copy_nameW( LPWSTR dest, LPCWSTR name ) |
| { |
| if (name) |
| { |
| if (strlenW(name) > MAX_PATH) return ERROR_MORE_DATA; |
| strcpyW( 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; |
| } |
| |
| /* do a server call without setting the last error code */ |
| static inline int reg_server_call( enum request req ) |
| { |
| unsigned int res = server_call_noerr( req ); |
| if (res) res = RtlNtStatusToDosError(res); |
| return res; |
| } |
| |
| /****************************************************************************** |
| * 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 |
| * |
| * NOTES |
| * in case of failing retkey remains untouched |
| */ |
| 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 = reg_server_call( 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 = reg_server_call( 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 |
| * |
| * NOTES |
| * in case of failing is retkey = 0 |
| */ |
| 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; |
| *retkey = 0; |
| |
| 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 = reg_server_call( 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; |
| *retkey = 0; |
| |
| 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 = reg_server_call( 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 |
| * |
| * NOTES |
| * in case of failing is retkey = 0 |
| */ |
| 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 = reg_server_call( REQ_ENUM_KEY )) != ERROR_SUCCESS) return ret; |
| |
| len = strlenW( req->name ) + 1; |
| cls_len = strlenW( 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) RtlSecondsSince1970ToTime( req->modif, ft ); |
| 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 = reg_server_call( REQ_ENUM_KEY )) != ERROR_SUCCESS) return ret; |
| |
| len = strlenW( req->name ) + 1; |
| cls_len = strlenW( 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) RtlSecondsSince1970ToTime( req->modif, ft ); |
| 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 && !(GetVersion() & 0x80000000 /*NT*/)) |
| return ERROR_INVALID_PARAMETER; |
| |
| req->hkey = hkey; |
| if ((ret = reg_server_call( REQ_QUERY_KEY_INFO )) != ERROR_SUCCESS) return ret; |
| |
| if (class) |
| { |
| if (class_len && (strlenW(req->class) + 1 > *class_len)) |
| { |
| *class_len = strlenW(req->class); |
| return ERROR_MORE_DATA; |
| } |
| strcpyW( class, req->class ); |
| } |
| if (class_len) *class_len = strlenW( 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) RtlSecondsSince1970ToTime( req->modif, modif ); |
| 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 && !(GetVersion() & 0x80000000 /*NT*/)) |
| return ERROR_INVALID_PARAMETER; |
| |
| req->hkey = hkey; |
| if ((ret = reg_server_call( REQ_QUERY_KEY_INFO )) != ERROR_SUCCESS) return ret; |
| |
| if (class) |
| { |
| if (class_len && (strlenW(req->class) + 1 > *class_len)) |
| { |
| *class_len = strlenW(req->class); |
| return ERROR_MORE_DATA; |
| } |
| lstrcpyWtoA( class, req->class ); |
| } |
| if (class_len) *class_len = strlenW( 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) RtlSecondsSince1970ToTime( req->modif, modif ); |
| 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 reg_server_call( 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 reg_server_call( 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 reg_server_call( 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(); |
| unsigned int max, pos; |
| |
| 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); |
| } |
| |
| req->hkey = hkey; |
| req->type = type; |
| req->total = count; |
| if ((ret = copy_nameW( req->name, name )) != ERROR_SUCCESS) return ret; |
| |
| max = server_remaining( req->data ); |
| pos = 0; |
| while (pos < count) |
| { |
| unsigned int len = count - pos; |
| if (len > max) len = max; |
| req->offset = pos; |
| req->len = len; |
| memcpy( req->data, data + pos, len ); |
| if ((ret = reg_server_call( REQ_SET_KEY_VALUE )) != ERROR_SUCCESS) break; |
| pos += len; |
| } |
| return ret; |
| } |
| |
| |
| /****************************************************************************** |
| * 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(); |
| unsigned int max, pos; |
| |
| 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); |
| |
| req->hkey = hkey; |
| req->type = type; |
| req->total = count; |
| if ((ret = copy_nameAtoW( req->name, name )) != ERROR_SUCCESS) return ret; |
| |
| max = server_remaining( req->data ); |
| pos = 0; |
| while (pos < count) |
| { |
| unsigned int len = count - pos; |
| if (len > max) len = max; |
| req->offset = pos; |
| req->len = len; |
| |
| if (is_string( type )) |
| memcpyAtoW( (LPWSTR)req->data, data + pos/sizeof(WCHAR), len/sizeof(WCHAR) ); |
| else |
| memcpy( req->data, data + pos, len ); |
| if ((ret = reg_server_call( REQ_SET_KEY_VALUE )) != ERROR_SUCCESS) break; |
| pos += len; |
| } |
| return ret; |
| } |
| |
| |
| /****************************************************************************** |
| * 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, |
| (strlenW( 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 ); |
| |
| if ((data && !count) || reserved) return ERROR_INVALID_PARAMETER; |
| |
| req->hkey = hkey; |
| req->offset = 0; |
| if ((ret = copy_nameW( req->name, name )) != ERROR_SUCCESS) return ret; |
| if ((ret = reg_server_call( REQ_GET_KEY_VALUE )) != ERROR_SUCCESS) return ret; |
| |
| if (data) |
| { |
| if (*count < req->len) ret = ERROR_MORE_DATA; |
| else |
| { |
| /* copy the data */ |
| unsigned int max = server_remaining( req->data ); |
| unsigned int pos = 0; |
| while (pos < req->len) |
| { |
| unsigned int len = min( req->len - pos, max ); |
| memcpy( data + pos, req->data, len ); |
| if ((pos += len) >= req->len) break; |
| req->offset = pos; |
| if ((ret = copy_nameW( req->name, name )) != ERROR_SUCCESS) return ret; |
| if ((ret = reg_server_call( REQ_GET_KEY_VALUE )) != ERROR_SUCCESS) return ret; |
| } |
| } |
| /* 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 (req->len && is_string(req->type) && |
| (req->len < *count) && ((WCHAR *)data)[req->len-1]) ((WCHAR *)data)[req->len] = 0; |
| } |
| if (type) *type = req->type; |
| if (count) *count = req->len; |
| 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, total_len; |
| 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 ); |
| |
| if ((data && !count) || reserved) return ERROR_INVALID_PARAMETER; |
| |
| req->hkey = hkey; |
| req->offset = 0; |
| if ((ret = copy_nameAtoW( req->name, name )) != ERROR_SUCCESS) return ret; |
| if ((ret = reg_server_call( REQ_GET_KEY_VALUE )) != ERROR_SUCCESS) return ret; |
| |
| total_len = is_string( req->type ) ? req->len/sizeof(WCHAR) : req->len; |
| |
| if (data) |
| { |
| if (*count < total_len) ret = ERROR_MORE_DATA; |
| else |
| { |
| /* copy the data */ |
| unsigned int max = server_remaining( req->data ); |
| unsigned int pos = 0; |
| while (pos < req->len) |
| { |
| unsigned int len = min( req->len - pos, max ); |
| if (is_string( req->type )) |
| memcpyWtoA( data + pos/sizeof(WCHAR), (WCHAR *)req->data, len/sizeof(WCHAR) ); |
| else |
| memcpy( data + pos, req->data, len ); |
| if ((pos += len) >= req->len) break; |
| req->offset = pos; |
| if ((ret = copy_nameAtoW( req->name, name )) != ERROR_SUCCESS) return ret; |
| if ((ret = reg_server_call( REQ_GET_KEY_VALUE )) != ERROR_SUCCESS) return ret; |
| } |
| } |
| /* 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_len && is_string(req->type) && (total_len < *count) && data[total_len-1]) |
| data[total_len] = 0; |
| } |
| |
| if (count) *count = total_len; |
| if (type) *type = 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 */ |
| if ((data && !count) || reserved) return ERROR_INVALID_PARAMETER; |
| |
| req->hkey = hkey; |
| req->index = index; |
| req->offset = 0; |
| if ((ret = reg_server_call( REQ_ENUM_KEY_VALUE )) != ERROR_SUCCESS) return ret; |
| |
| len = strlenW( req->name ) + 1; |
| if (len > *val_count) return ERROR_MORE_DATA; |
| memcpy( value, req->name, len * sizeof(WCHAR) ); |
| *val_count = len - 1; |
| |
| if (data) |
| { |
| if (*count < req->len) ret = ERROR_MORE_DATA; |
| else |
| { |
| /* copy the data */ |
| unsigned int max = server_remaining( req->data ); |
| unsigned int pos = 0; |
| while (pos < req->len) |
| { |
| unsigned int len = min( req->len - pos, max ); |
| memcpy( data + pos, req->data, len ); |
| if ((pos += len) >= req->len) break; |
| req->offset = pos; |
| if ((ret = reg_server_call( REQ_ENUM_KEY_VALUE )) != ERROR_SUCCESS) return ret; |
| } |
| } |
| /* 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 (req->len && is_string(req->type) && |
| (req->len < *count) && ((WCHAR *)data)[req->len-1]) ((WCHAR *)data)[req->len] = 0; |
| } |
| if (type) *type = req->type; |
| if (count) *count = req->len; |
| return ret; |
| } |
| |
| |
| /****************************************************************************** |
| * 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, total_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 */ |
| if ((data && !count) || reserved) return ERROR_INVALID_PARAMETER; |
| |
| req->hkey = hkey; |
| req->index = index; |
| req->offset = 0; |
| if ((ret = reg_server_call( REQ_ENUM_KEY_VALUE )) != ERROR_SUCCESS) return ret; |
| |
| len = strlenW( req->name ) + 1; |
| if (len > *val_count) return ERROR_MORE_DATA; |
| memcpyWtoA( value, req->name, len ); |
| *val_count = len - 1; |
| |
| total_len = is_string( req->type ) ? req->len/sizeof(WCHAR) : req->len; |
| |
| if (data) |
| { |
| if (*count < total_len) ret = ERROR_MORE_DATA; |
| else |
| { |
| /* copy the data */ |
| unsigned int max = server_remaining( req->data ); |
| unsigned int pos = 0; |
| while (pos < req->len) |
| { |
| unsigned int len = min( req->len - pos, max ); |
| if (is_string( req->type )) |
| memcpyWtoA( data + pos/sizeof(WCHAR), (WCHAR *)req->data, len/sizeof(WCHAR) ); |
| else |
| memcpy( data + pos, req->data, len ); |
| if ((pos += len) >= req->len) break; |
| req->offset = pos; |
| if ((ret = reg_server_call( REQ_ENUM_KEY_VALUE )) != ERROR_SUCCESS) return ret; |
| } |
| } |
| /* 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_len && is_string(req->type) && (total_len < *count) && data[total_len-1]) |
| data[total_len] = 0; |
| } |
| |
| if (count) *count = total_len; |
| if (type) *type = req->type; |
| return ret; |
| } |
| |
| |
| |
| /****************************************************************************** |
| * 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 reg_server_call( 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 reg_server_call( 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 = reg_server_call( 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 = reg_server_call( 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_ALREADY_EXISTS) goto done; |
| |
| /* Something gone haywire ? Please report if this happens abnormally */ |
| if (count >= 100) |
| MESSAGE("Wow, we are already fiddling with a temp file %s with an ordinal as high as %d !\nYou might want to delete all corresponding temp files in that directory.\n", buffer, count); |
| } |
| |
| req->hkey = hkey; |
| req->file = handle; |
| ret = reg_server_call( 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; |
| } |
