Function KbWritePortString

Kernel-Bridge/Kernel-Bridge/IOCTLHandlers.cpp:225–256

    }

    NTSTATUS FASTCALL KbWritePortString(IN PIOCTL_INFO RequestInfo, OUT PSIZE_T ResponseLength) 
    {
        UNREFERENCED_PARAMETER(ResponseLength);

        if (RequestInfo->InputBufferSize <= sizeof(KB_WRITE_PORT_STRING_IN))
            return STATUS_INFO_LENGTH_MISMATCH;

        auto Input = static_cast<PKB_WRITE_PORT_STRING_IN>(RequestInfo->InputBuffer);
        if (!Input) return STATUS_INVALID_PARAMETER;

        if (Input->BufferSize < Input->Count * Input->Granularity)
            return STATUS_INFO_LENGTH_MISMATCH;

        switch (Input->Granularity) {
        case sizeof(UCHAR): {
            IO::RW::WritePortByteString(Input->PortNumber, reinterpret_cast<unsigned char*>(Input->Buffer), Input->Count);
            break;
        }
        case sizeof(USHORT): {
            IO::RW::WritePortWordString(Input->PortNumber, reinterpret_cast<unsigned short*>(Input->Buffer), Input->Count);
            break;
        }
        case sizeof(ULONG): {
            IO::RW::WritePortDwordString(Input->PortNumber, reinterpret_cast<unsigned long*>(Input->Buffer), Input->Count);
            break;
        }
        default:
            return STATUS_INVALID_PARAMETER;
        }

        return STATUS_SUCCESS;
    }

    NTSTATUS FASTCALL KbCli(IN PIOCTL_INFO RequestInfo, OUT PSIZE_T ResponseLength) 
    {