public uint ReadHash(
SRV_READ_HASH_Request_HashType_Values hashType,
SRV_READ_HASH_Request_HashVersion_Values hashVersion,
SRV_READ_HASH_Request_HashRetrievalType_Values hashRetrievalType,
ulong offset,
uint length,
out HASH_HEADER hashHeader,
out byte[] hashData)
{
hashHeader = new HASH_HEADER();
hashData = null;
SRV_READ_HASH_Request readHashRequest = new SRV_READ_HASH_Request();
readHashRequest.HashType = hashType;
readHashRequest.HashVersion = hashVersion;
readHashRequest.HashRetrievalType = hashRetrievalType;
readHashRequest.Offset = offset;
readHashRequest.Length = length;
byte[] requestInput = TypeMarshal.ToBytes(readHashRequest);
byte[] responseOutput;
uint status;
SendIoctlPayload(CtlCode_Values.FSCTL_SRV_READ_HASH, requestInput);
ExpectIoctlPayload(out status, out responseOutput);
if (status != Smb2Status.STATUS_SUCCESS)
return status;
byte[] hashHeaderDataBuffer = null;
switch (hashRetrievalType)
{
case SRV_READ_HASH_Request_HashRetrievalType_Values.SRV_HASH_RETRIEVE_HASH_BASED:
hashHeaderDataBuffer = TypeMarshal.ToStruct<SRV_HASH_RETRIEVE_HASH_BASED>(responseOutput).Buffer;
break;
case SRV_READ_HASH_Request_HashRetrievalType_Values.SRV_HASH_RETRIEVE_FILE_BASED:
hashHeaderDataBuffer = TypeMarshal.ToStruct<SRV_HASH_RETRIEVE_FILE_BASED>(responseOutput).Buffer;
break;
default:
throw new NotImplementedException();
}
int hashHeaderLength = 0;
hashHeader = TypeMarshal.ToStruct<HASH_HEADER>(hashHeaderDataBuffer, ref hashHeaderLength);
hashData = hashHeaderDataBuffer.Skip(hashHeaderLength).ToArray();
return status;
}
private uint ReadHash(
Smb2Client client,
Packet_Header_Flags_Values headerFlags,
ulong messageId,
uint treeId,
ulong sessionId,
FILEID fileId,
SRV_READ_HASH_Request_HashType_Values hashType,
SRV_READ_HASH_Request_HashVersion_Values hashVersion,
SRV_READ_HASH_Request_HashRetrievalType_Values hashRetrievalType,
ulong offset,
uint length,
out HASH_HEADER hashHeader,
out byte[] hashData)
{
hashHeader = new HASH_HEADER();
hashData = null;
SRV_READ_HASH_Request readHashRequest = new SRV_READ_HASH_Request();
readHashRequest.HashType = hashType;
readHashRequest.HashVersion = hashVersion;
readHashRequest.HashRetrievalType = hashRetrievalType;
readHashRequest.Offset = offset;
readHashRequest.Length = length;
byte[] requestInput = TypeMarshal.ToBytes(readHashRequest);
byte[] responseOutput;
uint status;
SendIoctlPayload(client, CtlCode_Values.FSCTL_SRV_READ_HASH, requestInput, Packet_Header_Flags_Values.FLAGS_SIGNED, messageId, treeId, sessionId, fileId);
ExpectIoctlPayload(client, out status, out responseOutput);
if (status != Smb2Status.STATUS_SUCCESS)
{
return(status);
}
byte[] hashHeaderDataBuffer = null;
switch (hashRetrievalType)
{
case SRV_READ_HASH_Request_HashRetrievalType_Values.SRV_HASH_RETRIEVE_HASH_BASED:
hashHeaderDataBuffer = TypeMarshal.ToStruct <SRV_HASH_RETRIEVE_HASH_BASED>(responseOutput).Buffer;
break;
case SRV_READ_HASH_Request_HashRetrievalType_Values.SRV_HASH_RETRIEVE_FILE_BASED:
hashHeaderDataBuffer = TypeMarshal.ToStruct <SRV_HASH_RETRIEVE_FILE_BASED>(responseOutput).Buffer;
break;
default:
throw new NotImplementedException(hashRetrievalType.ToString());
}
int hashHeaderLength = 0;
hashHeader = TypeMarshal.ToStruct <HASH_HEADER>(hashHeaderDataBuffer, ref hashHeaderLength);
hashData = hashHeaderDataBuffer.Skip(hashHeaderLength).ToArray();
return(status);
}
