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Fix a problem of null-termination with Win32 API

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This commit is contained in:
Jean Pierre Cimalando 2021-04-06 21:52:20 +02:00
parent ef7288857a
commit 6c26618dd8
1 changed files with 4 additions and 6 deletions
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10
plugins/vst/SfizzForeignPaths.cpp
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@ -13,8 +13,6 @@ namespace SfizzPaths {
fs::path getAriaPathSetting(const char* name)
{
fs::path path;
std::unique_ptr<WCHAR[]> nameW;
unsigned nameSize = MultiByteToWideChar(CP_UTF8, 0, name, -1, nullptr, 0);
if (nameSize == 0)
@ -30,17 +28,17 @@ fs::path getAriaPathSetting(const char* name)
if (status != ERROR_SUCCESS)
return {};
WCHAR valueW[32768];
DWORD valueSize = sizeof(valueW);
DWORD valueSize = 32768 * sizeof(WCHAR);
std::unique_ptr<WCHAR[]> valueW(new WCHAR[(valueSize / sizeof(WCHAR)) + 1]());
DWORD valueType;
status = RegQueryValueExW(
key, nameW.get(), nullptr,
&valueType, reinterpret_cast<LPBYTE>(valueW), &valueSize);
&valueType, reinterpret_cast<LPBYTE>(valueW.get()), &valueSize);
RegCloseKey(key);
if (status != ERROR_SUCCESS || (valueType != REG_SZ && valueType != REG_EXPAND_SZ))
return {};
return fs::path(valueW);
return fs::path(valueW.get());
}
#elif defined(__APPLE__)
// implementation in SfizzForeignPaths.mm