/*
* TsmiLoadParameters
*
* Purpose:
*
* Read parameters from registry.
*
*/
NTSTATUS TsmiLoadParameters(
VOID
)
{
UCHAR cond = 0;
PKEY_VALUE_PARTIAL_INFORMATION tmpChains;
HANDLE hKey = NULL;
NTSTATUS status = STATUS_UNSUCCESSFUL;
UNICODE_STRING uStr;
OBJECT_ATTRIBUTES ObjectAttributes;
ULONG ChainsLength;
RtlInitUnicodeString(&uStr, TSUGUMI_PARAMS);
InitializeObjectAttributes(&ObjectAttributes, &uStr, OBJ_KERNEL_HANDLE | OBJ_CASE_INSENSITIVE, NULL, NULL);
status = ZwOpenKey(&hKey, KEY_READ, &ObjectAttributes);
if (!NT_SUCCESS(status))
return status;
do {
#ifdef _DEBUGMSG
DbgPrint("[TSMI] TsmiLoadParameters(%ws)\n", DDname);
#endif
ChainsLength = 0;
tmpChains = NULL;
RtlInitUnicodeString(&uStr, DDname);
status = TsmiReadPatchChains(hKey, &uStr, &tmpChains, &ChainsLength);
if (NT_SUCCESS(status)) {
if (tmpChains != NULL) {
TsmiCopyPatchChainsData(&PatchChains_VBoxDD, tmpChains, ChainsLength);
ExFreePoolWithTag(tmpChains, TSUGUMI_TAG);
}
}
#ifdef _DEBUGMSG
DbgPrint("[TSMI] TsmiLoadParameters(%ws)\n", VMMname);
#endif
ChainsLength = 0;
tmpChains = NULL;
RtlInitUnicodeString(&uStr, VMMname);
status = TsmiReadPatchChains(hKey, &uStr, &tmpChains, &ChainsLength);
if (NT_SUCCESS(status)) {
if (tmpChains != NULL) {
TsmiCopyPatchChainsData(&PatchChains_VBoxVMM, tmpChains, ChainsLength);
ExFreePoolWithTag(tmpChains, TSUGUMI_TAG);
}
}
} while (cond);
ZwClose(hKey);
hKey = NULL;
#ifdef _DEBUGMSG
DbgPrint("[TSMI] TsmiLoadParameters=%lx\n", status);
#endif
return status;
}
/*
* TsmiLoadParameters
*
* Purpose:
*
* Read parameters from registry.
*
*/
NTSTATUS TsmiLoadParameters(
VOID
)
{
UCHAR cond = 0;
HANDLE hKey = NULL;
NTSTATUS status = STATUS_UNSUCCESSFUL;
UNICODE_STRING uStr;
OBJECT_ATTRIBUTES ObjectAttributes;
VBOX_PATCH tempPatch;
PAGED_CODE();
RtlInitUnicodeString(&uStr, TSUGUMI_PARAMS);
InitializeObjectAttributes(&ObjectAttributes, &uStr, OBJ_KERNEL_HANDLE | OBJ_CASE_INSENSITIVE, NULL, NULL);
status = ZwOpenKey(&hKey, KEY_READ, &ObjectAttributes);
if (!NT_SUCCESS(status))
return status;
do {
tempPatch.Chains = NULL;
tempPatch.ChainsLength = 0;
RtlInitUnicodeString(&uStr, DDname);
status = TsmiReadPatchChains(hKey, &uStr, &tempPatch);
if (NT_SUCCESS(status)) {
TsmiCopyPatchChainsData(&tempPatch, &g_VBoxDD);
}
else {
// VBoxDD must be always patched so return error if no patch data found.
status = STATUS_UNSUCCESSFUL;
break;
}
} while (cond);
ZwClose(hKey);
return status;
}