BOOL
WINAPI
NdasIdValidateExA(
__in LPCSTR NdasId,
__in_opt LPCSTR WriteKey,
__in_opt const NDASID_EXT_KEY* ExtKey,
__in_opt const NDASID_EXT_DATA* ExtData)
{
VALPARM(IsValidStringPtrA(NdasId, NDAS_DEVICE_STRING_ID_LEN + 1));
VALPARM(NdasId[NDAS_DEVICE_STRING_ID_LEN] == '\0');
VALPARM(IsValidOptionalStringPtrA(WriteKey, NDAS_DEVICE_STRING_KEY_LEN + 1));
VALPARM(0 == WriteKey || WriteKey[NDAS_DEVICE_STRING_KEY_LEN] == '\0');
VALPARM(IsValidOptionalReadPtr(ExtKey, sizeof(NDASID_EXT_KEY)));
VALPARM(IsValidOptionalReadPtr(ExtData, sizeof(NDASID_EXT_DATA)));
NDASID_EXT_DATA decryptedExtData;
BOOL success = pNdasIdStringToDeviceA(
NdasId,
WriteKey,
NULL,
ExtKey,
&decryptedExtData);
if (!success)
{
return FALSE;
}
// VID, SEED, RANDOM check (only when ExtData is not null)
//
// Don't do this. This may affected by the alignment.
// (not this case though)
//
// memcmp(&extData, &NDASID_EXT_KEY_DEFAULT, sizeof(NDASID_EXT_DATA))
//
if (NULL != ExtData)
{
if (decryptedExtData.Seed != ExtData->Seed ||
decryptedExtData.VID != ExtData->VID ||
decryptedExtData.Reserved[0] != ExtData->Reserved[0] ||
decryptedExtData.Reserved[1] != ExtData->Reserved[1])
{
return SetLastError(NDAS_ERROR_INVALID_ID_FORMAT), FALSE;
}
}
return TRUE;
}
BOOL
WINAPI
NdasIdStringToDeviceExA(
__in LPCSTR NdasId,
__out NDAS_DEVICE_ID* DeviceId,
__in_opt const NDASID_EXT_KEY* ExtKey,
__out_opt NDASID_EXT_DATA* ExtData)
{
VALPARM(IsValidStringPtrA(NdasId, NDAS_DEVICE_STRING_ID_LEN + 1));
VALPARM(NdasId[NDAS_DEVICE_STRING_ID_LEN] == '\0');
VALPARM(IsValidWritePtr(DeviceId, sizeof(NDAS_DEVICE_ID)));
VALPARM(IsValidOptionalReadPtr(ExtKey, sizeof(NDASID_EXT_KEY)));
VALPARM(IsValidOptionalWritePtr(ExtData, sizeof(NDASID_EXT_DATA)));
if (!pNdasIdStringToDeviceA(NdasId, NULL, DeviceId, ExtKey, ExtData))
{
return FALSE;
}
return TRUE;
}
NDASVOL_LINKAGE
BOOL
NDASVOL_CALL
NdasIsNdasPathA(
IN LPCSTR FilePath)
{
CPARAM(IsValidStringPtrA(FilePath, UINT_PTR(-1)));
XTLTRACE2(NdasVolTrace, 4, "NdasIsNdasPathA(%hs)\n", FilePath);
int nChars = ::MultiByteToWideChar(CP_ACP, 0, FilePath, -1, NULL, 0);
++nChars; // additional terminating NULL char
XTL::AutoProcessHeapPtr<WCHAR> wszFilePath = reinterpret_cast<LPWSTR>(
::HeapAlloc(::GetProcessHeap(), HEAP_ZERO_MEMORY, nChars * sizeof(WCHAR)));
if (wszFilePath.IsInvalid())
{
::SetLastError(ERROR_OUTOFMEMORY);
return FALSE;
}
nChars = ::MultiByteToWideChar(CP_ACP, 0, FilePath, -1, wszFilePath, nChars);
return NdasIsNdasPathW(wszFilePath);
}