// Convert 8 bit string to unicode
static LPCWSTR StringToUnicode(LPCSTR str)
{
int length = MultiByteToWideChar(CP_ACP, 0, str, -1, NULL, 0);
ASSERTE_ALL_BUILDS(length != 0);
LPWSTR result = new (nothrow) WCHAR[length];
ASSERTE_ALL_BUILDS(result != NULL);
length = MultiByteToWideChar(CP_ACP, 0, str, length, result, length);
ASSERTE_ALL_BUILDS(length != 0);
return result;
}
// Convert 8 bit string array to unicode string array
static LPCWSTR* StringArrayToUnicode(int argc, LPCSTR* argv)
{
LPCWSTR* argvW = nullptr;
if (argc > 0)
{
argvW = new (nothrow) LPCWSTR[argc];
ASSERTE_ALL_BUILDS(argvW != 0);
for (int i = 0; i < argc; i++)
{
argvW[i] = StringToUnicode(argv[i]);
}
}
return argvW;
}
static void ExtractStartupFlagsAndConvertToUnicode(
const char** propertyKeys,
const char** propertyValues,
int* propertyCountRef,
STARTUP_FLAGS* startupFlagsRef,
LPCWSTR** propertyKeysWRef,
LPCWSTR** propertyValuesWRef)
{
int propertyCount = *propertyCountRef;
LPCWSTR* propertyKeysW = new (nothrow) LPCWSTR[propertyCount];
ASSERTE_ALL_BUILDS(propertyKeysW != nullptr);
LPCWSTR* propertyValuesW = new (nothrow) LPCWSTR[propertyCount];
ASSERTE_ALL_BUILDS(propertyValuesW != nullptr);
// Extract the startup flags from the properties, and convert the remaining properties into unicode
STARTUP_FLAGS startupFlags =
static_cast<STARTUP_FLAGS>(
STARTUP_FLAGS::STARTUP_LOADER_OPTIMIZATION_SINGLE_DOMAIN |
STARTUP_FLAGS::STARTUP_SINGLE_APPDOMAIN);
int propertyCountW = 0;
for (int propertyIndex = 0; propertyIndex < propertyCount; ++propertyIndex)
{
auto SetFlagValue = [&](STARTUP_FLAGS flag)
{
if (strcmp(propertyValues[propertyIndex], "0") == 0)
{
startupFlags = static_cast<STARTUP_FLAGS>(startupFlags & ~flag);
}
else if (strcmp(propertyValues[propertyIndex], "1") == 0)
{
startupFlags = static_cast<STARTUP_FLAGS>(startupFlags | flag);
}
};
if (strcmp(propertyKeys[propertyIndex], "CONCURRENT_GC") == 0)
{
SetFlagValue(STARTUP_CONCURRENT_GC);
}
else if (strcmp(propertyKeys[propertyIndex], "SERVER_GC") == 0)
{
SetFlagValue(STARTUP_SERVER_GC);
}
else if (strcmp(propertyKeys[propertyIndex], "HOARD_GC_VM") == 0)
{
SetFlagValue(STARTUP_HOARD_GC_VM);
}
else if (strcmp(propertyKeys[propertyIndex], "TRIM_GC_COMMIT") == 0)
{
SetFlagValue(STARTUP_TRIM_GC_COMMIT);
}
else
{
// This is not a CoreCLR startup flag, convert it to unicode and preserve it for returning
propertyKeysW[propertyCountW] = StringToUnicode(propertyKeys[propertyIndex]);
propertyValuesW[propertyCountW] = StringToUnicode(propertyValues[propertyIndex]);
++propertyCountW;
}
}
for (int propertyIndex = propertyCountW; propertyIndex < propertyCount; ++propertyIndex)
{
propertyKeysW[propertyIndex] = nullptr;
propertyValuesW[propertyIndex] = nullptr;
}
*propertyCountRef = propertyCountW;
*startupFlagsRef = startupFlags;
*propertyKeysWRef = propertyKeysW;
*propertyValuesWRef = propertyValuesW;
}
