You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
112 lines
2.3 KiB
112 lines
2.3 KiB
/*
|
|
*
|
|
* $Id: sourceheader 511311 2006-02-19 14:51:05Z trueg $
|
|
* Copyright (C) 2006 Mark Davies <mark@mcs.vuw.ac.nz>
|
|
*
|
|
* This file is part of the K3b project.
|
|
* Copyright (C) 1998-2007 Sebastian Trueg <trueg@k3b.org>
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
* See the file "COPYING" for the exact licensing terms.
|
|
*/
|
|
|
|
|
|
#include "k3bscsicommand.h"
|
|
#include "k3bdevice.h"
|
|
|
|
#include <k3bdebug.h>
|
|
|
|
#include <sys/ioctl.h>
|
|
#include <sys/scsiio.h>
|
|
// #include <sys/cdio.h>
|
|
// #include <sys/dkio.h>
|
|
|
|
#include <unistd.h>
|
|
#include <sys/types.h>
|
|
|
|
|
|
class K3bDevice::ScsiCommand::Private
|
|
{
|
|
public:
|
|
struct scsireq cmd;
|
|
};
|
|
|
|
|
|
void K3bDevice::ScsiCommand::clear()
|
|
{
|
|
::memset( &d->cmd, 0, sizeof(struct scsireq ) );
|
|
}
|
|
|
|
|
|
unsigned char& K3bDevice::ScsiCommand::operator[]( size_t i )
|
|
{
|
|
if( d->cmd.cmdlen < i+1 )
|
|
d->cmd.cmdlen = i+1;
|
|
return d->cmd.cmd[i];
|
|
}
|
|
|
|
|
|
int K3bDevice::ScsiCommand::transport( TransportDirection dir,
|
|
void* data,
|
|
size_t len )
|
|
{
|
|
bool needToClose = false;
|
|
if( m_device ) {
|
|
m_device->usageLock();
|
|
if( !m_device->isOpen() ) {
|
|
needToClose = true;
|
|
}
|
|
m_device->open( dir == TR_DIR_WRITE );
|
|
m_deviceHandle = m_device->handle();
|
|
}
|
|
|
|
if( m_deviceHandle == -1 ) {
|
|
if ( m_device ) {
|
|
m_device->usageUnlock();
|
|
}
|
|
|
|
return -1;
|
|
}
|
|
|
|
d->cmd.timeout = 10000;
|
|
d->cmd.databuf = (caddr_t) data;
|
|
d->cmd.datalen = len;
|
|
// d->cmd.datalen_used = len;
|
|
d->cmd.senselen = SENSEBUFLEN;
|
|
switch (dir)
|
|
{
|
|
case TR_DIR_READ:
|
|
d->cmd.flags = SCCMD_READ;
|
|
break;
|
|
case TR_DIR_WRITE:
|
|
d->cmd.flags = SCCMD_WRITE;
|
|
break;
|
|
default:
|
|
d->cmd.flags = SCCMD_READ;
|
|
break;
|
|
}
|
|
|
|
int i = ::ioctl( m_deviceHandle, SCIOCCOMMAND, &d->cmd );
|
|
|
|
if ( m_device ) {
|
|
if( needToClose )
|
|
m_device->close();
|
|
m_device->usageUnlock();
|
|
}
|
|
|
|
if( i || (d->cmd.retsts != SCCMD_OK)) {
|
|
debugError( d->cmd.cmd[0],
|
|
d->cmd.retsts,
|
|
d->cmd.sense[2],
|
|
d->cmd.sense[12],
|
|
d->cmd.sense[13] );
|
|
|
|
return 1;
|
|
}
|
|
else
|
|
return 0;
|
|
}
|