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Reimplement IOCTL_SCSI_PASS_THROUGH_DIRECT and 

IOCTL_SCSI_PASS_THROUGH on top of the linux scsi driver.
This commit is contained in:
Ivan Leo Puoti 2005-06-14 12:25:41 +00:00 committed by Alexandre Julliard
parent 8272074b85
commit eacd06264e
1 changed files with 62 additions and 69 deletions
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115
dlls/ntdll/cdrom.c
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@ -4,6 +4,7 @@
* Copyright 1994 Martin Ayotte
* Copyright 1999, 2001, 2003 Eric Pouech
* Copyright 2000 Andreas Mohr
* Copyright 2005 Ivan Leo Puoti
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
@ -1398,61 +1399,60 @@ static NTSTATUS CDROM_RawRead(int fd, const RAW_READ_INFO* raw, void* buffer, DW
/******************************************************************
* CDROM_ScsiPassThroughDirect
*
* Implements IOCTL_SCSI_PASS_THROUGH_DIRECT
*
*/
static NTSTATUS CDROM_ScsiPassThroughDirect(int fd, PSCSI_PASS_THROUGH_DIRECT pPacket)
{
int ret = STATUS_NOT_SUPPORTED;
#if defined(linux) && defined(CDROM_SEND_PACKET)
struct linux_cdrom_generic_command cmd;
struct request_sense sense;
#if defined(linux)
sg_io_hdr_t cmd;
int io;
if (pPacket->Length < sizeof(SCSI_PASS_THROUGH_DIRECT))
return STATUS_BUFFER_TOO_SMALL;
if (pPacket->CdbLength > 12)
if (pPacket->CdbLength > 16)
return STATUS_INVALID_PARAMETER;
if (pPacket->SenseInfoLength > sizeof(sense))
if (pPacket->SenseInfoLength > sizeof(struct request_sense))
return STATUS_INVALID_PARAMETER;
memset(&cmd, 0, sizeof(cmd));
memset(&sense, 0, sizeof(sense));
if (pPacket->DataTransferLength > 0 && !pPacket->DataBuffer)
return STATUS_INVALID_PARAMETER;
memcpy(&(cmd.cmd), &(pPacket->Cdb), pPacket->CdbLength);
RtlZeroMemory(&cmd, sizeof(cmd));
cmd.buffer = pPacket->DataBuffer;
cmd.buflen = pPacket->DataTransferLength;
cmd.sense = &sense;
cmd.quiet = 0;
cmd.timeout = pPacket->TimeOutValue*HZ;
cmd.interface_id = 'S';
cmd.cmd_len = pPacket->CdbLength;
cmd.mx_sb_len = pPacket->SenseInfoLength;
cmd.dxfer_len = pPacket->DataTransferLength;
cmd.dxferp = pPacket->DataBuffer;
cmd.cmdp = pPacket->Cdb;
cmd.sbp = (char*)pPacket + pPacket->SenseInfoOffset;
cmd.timeout = pPacket->TimeOutValue*1000;
switch (pPacket->DataIn)
{
case SCSI_IOCTL_DATA_OUT:
cmd.data_direction = CGC_DATA_WRITE;
break;
case SCSI_IOCTL_DATA_IN:
cmd.data_direction = CGC_DATA_READ;
cmd.dxfer_direction = SG_DXFER_TO_DEV;
break;
case SCSI_IOCTL_DATA_OUT:
cmd.dxfer_direction = SG_DXFER_FROM_DEV;
break;
case SCSI_IOCTL_DATA_UNSPECIFIED:
cmd.data_direction = CGC_DATA_NONE;
cmd.dxfer_direction = SG_DXFER_NONE;
break;
default:
return STATUS_INVALID_PARAMETER;
}
io = ioctl(fd, CDROM_SEND_PACKET, &cmd);
io = ioctl(fd, SG_IO, &cmd);
if (pPacket->SenseInfoLength != 0)
{
memcpy((char*)pPacket + pPacket->SenseInfoOffset,
&sense, pPacket->SenseInfoLength);
}
pPacket->ScsiStatus = cmd.stat;
pPacket->ScsiStatus = cmd.status;
pPacket->DataTransferLength = cmd.resid;
pPacket->SenseInfoLength = cmd.sb_len_wr;
ret = CDROM_GetStatusCode(io);
@ -1522,68 +1522,61 @@ static NTSTATUS CDROM_ScsiPassThroughDirect(int fd, PSCSI_PASS_THROUGH_DIRECT pP
/******************************************************************
* CDROM_ScsiPassThrough
*
* Implements IOCTL_SCSI_PASS_THROUGH
*
*/
static NTSTATUS CDROM_ScsiPassThrough(int fd, PSCSI_PASS_THROUGH pPacket)
{
int ret = STATUS_NOT_SUPPORTED;
#if defined(linux) && defined(CDROM_SEND_PACKET)
struct linux_cdrom_generic_command cmd;
struct request_sense sense;
#if defined(linux)
sg_io_hdr_t cmd;
int io;
if (pPacket->Length < sizeof(SCSI_PASS_THROUGH))
return STATUS_BUFFER_TOO_SMALL;
if (pPacket->CdbLength > 12)
if (pPacket->CdbLength > 16)
return STATUS_INVALID_PARAMETER;
if (pPacket->SenseInfoLength > sizeof(sense))
if (pPacket->SenseInfoLength > sizeof(struct request_sense))
return STATUS_INVALID_PARAMETER;
memset(&cmd, 0, sizeof(cmd));
memset(&sense, 0, sizeof(sense));
if (pPacket->DataTransferLength > 0 && pPacket->DataBufferOffset < sizeof(SCSI_PASS_THROUGH))
return STATUS_INVALID_PARAMETER;
memcpy(&(cmd.cmd), &(pPacket->Cdb), pPacket->CdbLength);
RtlZeroMemory(&cmd, sizeof(cmd));
if ( pPacket->DataBufferOffset > 0x1000 )
{
cmd.buffer = (void*)pPacket->DataBufferOffset;
}
else
{
cmd.buffer = (char*)pPacket + pPacket->DataBufferOffset;
}
cmd.buflen = pPacket->DataTransferLength;
cmd.sense = &sense;
cmd.quiet = 0;
cmd.timeout = pPacket->TimeOutValue*HZ;
cmd.interface_id = 'S';
cmd.dxfer_len = pPacket->DataTransferLength;
cmd.dxferp = (char*)pPacket + pPacket->DataBufferOffset;
cmd.cmd_len = pPacket->CdbLength;
cmd.cmdp = pPacket->Cdb;
cmd.mx_sb_len = pPacket->SenseInfoLength;
cmd.timeout = pPacket->TimeOutValue*1000;
if(cmd.mx_sb_len > 0)
cmd.sbp = (char*)pPacket + pPacket->SenseInfoOffset;
switch (pPacket->DataIn)
{
case SCSI_IOCTL_DATA_OUT:
cmd.data_direction = CGC_DATA_WRITE;
break;
case SCSI_IOCTL_DATA_IN:
cmd.data_direction = CGC_DATA_READ;
cmd.dxfer_direction = SG_DXFER_TO_DEV;
break;
case SCSI_IOCTL_DATA_OUT:
cmd.dxfer_direction = SG_DXFER_FROM_DEV;
break;
case SCSI_IOCTL_DATA_UNSPECIFIED:
cmd.data_direction = CGC_DATA_NONE;
cmd.dxfer_direction = SG_DXFER_NONE;
break;
default:
return STATUS_INVALID_PARAMETER;
}
io = ioctl(fd, CDROM_SEND_PACKET, &cmd);
io = ioctl(fd, SG_IO, &cmd);
if (pPacket->SenseInfoLength != 0)
{
memcpy((char*)pPacket + pPacket->SenseInfoOffset,
&sense, pPacket->SenseInfoLength);
}
pPacket->ScsiStatus = cmd.stat;
pPacket->ScsiStatus = cmd.status;
pPacket->DataTransferLength = cmd.resid;
pPacket->SenseInfoLength = cmd.sb_len_wr;
ret = CDROM_GetStatusCode(io);