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regedit: Pass updated REG_MULTI_SZ data via 'struct edit_params'.

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Signed-off-by: Hugh McMaster <hugh.mcmaster@outlook.com>
This commit is contained in:
Hugh McMaster 2022-07-18 22:27:01 +10:00 committed by Alexandre Julliard
parent 72fced0236
commit becf11084f
1 changed files with 119 additions and 105 deletions
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224
programs/regedit/edit.c
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@ -94,8 +94,46 @@ static BOOL update_registry_value(HWND hwndDlg, struct edit_params *params)
len = GetWindowTextW(hwndValue, buf, len + 1);
free(params->data);
params->data = buf;
params->size = (len + 1) * sizeof(WCHAR);
switch (params->type)
{
case REG_DWORD:
params->size = sizeof(DWORD);
params->data = malloc(params->size);
swscanf(buf, isDecimal ? L"%lu" : L"%lx", params->data);
break;
case REG_QWORD:
params->size = sizeof(UINT64);
params->data = malloc(params->size);
swscanf(buf, isDecimal ? L"%I64u" : L"%I64x", params->data);
break;
case REG_MULTI_SZ:
{
WCHAR *tmp = malloc((len + 2) * sizeof(WCHAR));
unsigned int i, j;
for (i = 0, j = 0; i < len; i++)
{
if (buf[i] == '\r' && buf[i + 1] == '\n')
{
if (tmp[j - 1]) tmp[j++] = 0;
i++;
}
else tmp[j++] = buf[i];
}
tmp[j++] = 0;
tmp[j++] = 0;
free(buf);
params->data = tmp;
params->size = j * sizeof(WCHAR);
break;
}
default: /* REG_SZ, REG_EXPAND_SZ */
params->data = buf;
params->size = (len + 1) * sizeof(WCHAR);
}
ret = RegSetValueExW(params->hkey, params->value_name, 0, params->type, (BYTE *)params->data, params->size);
if (ret) error_code_messagebox(hwndDlg, IDS_SET_VALUE_FAILED);
@ -145,46 +183,46 @@ static BOOL change_dword_base(HWND hwndDlg, BOOL toHex)
return SetDlgItemTextW(hwndDlg, IDC_VALUE_DATA, buf);
}
static INT_PTR CALLBACK modify_dlgproc(HWND hwndDlg, UINT uMsg, WPARAM wParam, LPARAM lParam)
static INT_PTR CALLBACK modify_dword_dlgproc(HWND hwndDlg, UINT msg, WPARAM wparam, LPARAM lparam)
{
HWND hwndValue;
WCHAR buff[64];
int len;
struct edit_params *params;
WCHAR buf[64];
int ret = 0;
switch(uMsg) {
switch (msg)
{
case WM_INITDIALOG:
params = (struct edit_params *)lparam;
SetWindowLongPtrW(hwndDlg, DWLP_USER, (ULONG_PTR)params);
SetDlgItemTextW(hwndDlg, IDC_VALUE_NAME, editValueName);
SetDlgItemTextW(hwndDlg, IDC_VALUE_DATA, stringValueData);
SetDlgItemTextW(hwndDlg, IDC_VALUE_DATA, params->data);
CheckRadioButton(hwndDlg, IDC_DWORD_HEX, IDC_DWORD_DEC, IDC_DWORD_HEX);
isDecimal = FALSE;
if (lParam == REG_QWORD && LoadStringW(GetModuleHandleW(0), IDS_EDIT_QWORD, buff, ARRAY_SIZE(buff)))
SetWindowTextW(hwndDlg, buff);
if (params->type == REG_QWORD && LoadStringW(GetModuleHandleW(0), IDS_EDIT_QWORD, buf, ARRAY_SIZE(buf)))
SetWindowTextW(hwndDlg, buf);
return TRUE;
case WM_COMMAND:
switch (LOWORD(wParam)) {
switch (LOWORD(wparam))
{
case IDC_DWORD_HEX:
if (isDecimal && change_dword_base(hwndDlg, TRUE)) isDecimal = FALSE;
break;
break;
case IDC_DWORD_DEC:
if (!isDecimal && change_dword_base(hwndDlg, FALSE)) isDecimal = TRUE;
break;
break;
case IDOK:
if ((hwndValue = GetDlgItem(hwndDlg, IDC_VALUE_DATA))) {
len = GetWindowTextLengthW(hwndValue);
stringValueData = realloc(stringValueData, (len + 1) * sizeof(WCHAR));
if (!GetWindowTextW(hwndValue, stringValueData, len + 1))
*stringValueData = 0;
}
/* Fall through */
params = (struct edit_params *)GetWindowLongPtrW(hwndDlg, DWLP_USER);
ret = update_registry_value(hwndDlg, params);
/* fall through */
case IDCANCEL:
EndDialog(hwndDlg, wParam);
EndDialog(hwndDlg, ret);
return TRUE;
}
}
return FALSE;
}
static INT_PTR CALLBACK bin_modify_dlgproc(HWND hwndDlg, UINT uMsg, WPARAM wParam, LPARAM lParam)
static INT_PTR CALLBACK modify_binary_dlgproc(HWND hwndDlg, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
struct edit_params *params;
BYTE *data;
@ -303,6 +341,46 @@ done:
return result;
}
static void format_dlgproc_string(struct edit_params *params)
{
int i, j, count, len;
WCHAR *str, *buf;
if (params->type == REG_DWORD || params->type == REG_QWORD)
{
UINT64 value = *((UINT64 *)params->data);
params->data = realloc(params->data, 32 * sizeof(WCHAR));
swprintf(params->data, 32, params->type == REG_DWORD ? L"%lx" : L"%I64x", value);
return;
}
/* REG_MULTI_SZ */
len = params->size / sizeof(WCHAR);
str = params->data;
for (i = 0, count = 0; i < len; i++)
{
if (!str[i] && str[i + 1]) count++;
}
buf = malloc(params->size + (count * sizeof(WCHAR)));
for (i = 0, j = 0; i < len; i++)
{
if (!str[i] && str[i + 1])
{
buf[j++] = '\r';
buf[j++] = '\n';
}
else buf[j++] = str[i];
}
free(params->data);
str = NULL;
params->data = buf;
}
BOOL ModifyValue(HWND hwnd, HKEY hKeyRoot, LPCWSTR keyPath, LPCWSTR valueName)
{
HKEY hKey;
@ -327,91 +405,27 @@ BOOL ModifyValue(HWND hwnd, HKEY hKeyRoot, LPCWSTR keyPath, LPCWSTR valueName)
params.data = stringValueData;
params.size = len;
if ( (type == REG_SZ) || (type == REG_EXPAND_SZ) ) {
result = DialogBoxParamW(0, MAKEINTRESOURCEW(IDD_EDIT_STRING), hwnd, modify_string_dlgproc, (LPARAM)&params);
} else if ( type == REG_DWORD ) {
DWORD value = *((DWORD*)stringValueData);
stringValueData = realloc(stringValueData, 64);
wsprintfW(stringValueData, L"%x", value);
if (DialogBoxW(0, MAKEINTRESOURCEW(IDD_EDIT_DWORD), hwnd, modify_dlgproc) == IDOK)
{
DWORD val;
if (swscanf(stringValueData, isDecimal ? L"%lu" : L"%lx", &val))
{
lRet = RegSetValueExW(hKey, valueName, 0, type, (BYTE*)&val, sizeof(val));
if (lRet == ERROR_SUCCESS) result = TRUE;
else error_code_messagebox(hwnd, IDS_SET_VALUE_FAILED);
}
}
} else if ( type == REG_QWORD ) {
UINT64 value = *((UINT64 *)stringValueData);
stringValueData = realloc(stringValueData, 64);
swprintf(stringValueData, 64, L"%I64x", value);
if (DialogBoxParamW(0, MAKEINTRESOURCEW(IDD_EDIT_DWORD), hwnd, modify_dlgproc, type) == IDOK)
{
if (swscanf(stringValueData, isDecimal ? L"%I64u" : L"%I64x", &value))
{
lRet = RegSetValueExW(hKey, valueName, 0, type, (BYTE *)&value, sizeof(value));
if (lRet == ERROR_SUCCESS) result = TRUE;
else error_code_messagebox(hwnd, IDS_SET_VALUE_FAILED);
}
}
} else if ( type == REG_MULTI_SZ ) {
WCHAR char1 = '\r', char2 = '\n';
WCHAR *tmpValueData = NULL;
INT i, j, count;
for (i = 0, count = 0; i < len / sizeof(WCHAR); i++)
if ( !stringValueData[i] && stringValueData[i + 1] )
count++;
tmpValueData = malloc(len + (count * sizeof(WCHAR)));
for ( i = 0, j = 0; i < len / sizeof(WCHAR); i++)
{
if ( !stringValueData[i] && stringValueData[i + 1])
{
tmpValueData[j++] = char1;
tmpValueData[j++] = char2;
}
else
tmpValueData[j++] = stringValueData[i];
}
free(stringValueData);
stringValueData = tmpValueData;
tmpValueData = NULL;
if (DialogBoxW(0, MAKEINTRESOURCEW(IDD_EDIT_MULTI_STRING), hwnd, modify_dlgproc) == IDOK)
{
len = lstrlenW( stringValueData );
tmpValueData = malloc((len + 2) * sizeof(WCHAR));
for (i = 0, j = 0; i < len; i++)
{
if ( stringValueData[i] == char1 && stringValueData[i + 1] == char2)
{
if ( tmpValueData[j - 1] != 0)
tmpValueData[j++] = 0;
i++;
}
else
tmpValueData[j++] = stringValueData[i];
}
tmpValueData[j++] = 0;
tmpValueData[j++] = 0;
free(stringValueData);
stringValueData = tmpValueData;
lRet = RegSetValueExW(hKey, valueName, 0, type, (LPBYTE)stringValueData, j * sizeof(WCHAR));
if (lRet == ERROR_SUCCESS) result = TRUE;
else error_code_messagebox(hwnd, IDS_SET_VALUE_FAILED);
}
}
else /* hex data types */
switch (params.type)
{
case REG_SZ:
case REG_EXPAND_SZ:
result = DialogBoxParamW(NULL, MAKEINTRESOURCEW(IDD_EDIT_STRING), hwnd,
modify_string_dlgproc, (LPARAM)&params);
break;
case REG_DWORD:
case REG_QWORD:
format_dlgproc_string(&params);
result = DialogBoxParamW(NULL, MAKEINTRESOURCEW(IDD_EDIT_DWORD), hwnd,
modify_dword_dlgproc, (LPARAM)&params);
break;
case REG_MULTI_SZ:
format_dlgproc_string(&params);
result = DialogBoxParamW(NULL, MAKEINTRESOURCEW(IDD_EDIT_MULTI_STRING), hwnd,
modify_string_dlgproc, (LPARAM)&params);
break;
default: /* hex data types */
result = DialogBoxParamW(NULL, MAKEINTRESOURCEW(IDD_EDIT_BINARY), hwnd,
bin_modify_dlgproc, (LPARAM)&params);
modify_binary_dlgproc, (LPARAM)&params);
}
/* Update the listview item with the new data string */