Files
itgmania212121/stepmania/src/arch/MemoryCard/MemoryCardDriverThreaded_Windows.cpp
T

164 lines
4.6 KiB
C++

#include "global.h"
#include "MemoryCardDriverThreaded_Windows.h"
#include "RageUtil.h"
#include "RageLog.h"
MemoryCardDriverThreaded_Windows::MemoryCardDriverThreaded_Windows()
{
m_dwLastLogicalDrives = 0;
}
MemoryCardDriverThreaded_Windows::~MemoryCardDriverThreaded_Windows()
{
}
static bool TestReady( const CString &sDrive, CString &sVolumeLabelOut )
{
TCHAR szVolumeNameBuffer[MAX_PATH];
DWORD dwVolumeSerialNumber;
DWORD dwMaximumComponentLength;
DWORD lpFileSystemFlags;
TCHAR szFileSystemNameBuffer[MAX_PATH];
bool bRet = !!GetVolumeInformation(
sDrive,
szVolumeNameBuffer,
sizeof(szVolumeNameBuffer),
&dwVolumeSerialNumber,
&dwMaximumComponentLength,
&lpFileSystemFlags,
szFileSystemNameBuffer,
sizeof(szFileSystemNameBuffer) );
sVolumeLabelOut = szVolumeNameBuffer;
return bRet;
}
bool MemoryCardDriverThreaded_Windows::TestWrite( UsbStorageDevice* pDevice )
{
// Try to write a file.
CString sFile = pDevice->sOsMountDir + "temp";
FILE* fp = fopen( sFile, "w" );
if( fp == NULL )
{
pDevice->SetError( "TestFailed" );
return false;
}
fclose( fp );
remove( sFile );
return true;
}
static bool IsFloppyDrive( char c )
{
char szBuf[1024];
QueryDosDevice( ssprintf("%c:", c), szBuf, 1024 );
char *p = szBuf;
while( *p )
{
if( BeginsWith(p, "\\Device\\Floppy") )
return true;
p += strlen(p)+1;
}
return false;
}
void MemoryCardDriverThreaded_Windows::GetUSBStorageDevices( vector<UsbStorageDevice>& vDevicesOut )
{
DWORD dwLogicalDrives = ::GetLogicalDrives();
m_dwLastLogicalDrives = dwLogicalDrives;
const int MAX_DRIVES = 26;
for( int i=0; i<MAX_DRIVES; ++i )
{
DWORD mask = (1 << i);
if( !(m_dwLastLogicalDrives & mask) )
continue; // drive letter is invalid
if( IsFloppyDrive(i+'a') )
continue;
CString sDrive = ssprintf( "%c:\\", 'a'+i%26 );
if( GetDriveType(sDrive) != DRIVE_REMOVABLE ) // is a removable drive
continue;
CString sVolumeLabel;
if( !TestReady(sDrive, sVolumeLabel) )
continue;
vDevicesOut.push_back( UsbStorageDevice() );
UsbStorageDevice &usbd = vDevicesOut.back();
usbd.SetOsMountDir( sDrive );
usbd.sDevice = sDrive;
usbd.sVolumeLabel = sVolumeLabel;
// TODO: fill in bus/level/port with this:
// http://www.codeproject.com/system/EnumDeviceProperties.asp
// find volume size
DWORD dwSectorsPerCluster;
DWORD dwBytesPerSector;
DWORD dwNumberOfFreeClusters;
DWORD dwTotalNumberOfClusters;
if( GetDiskFreeSpace(
sDrive,
&dwSectorsPerCluster,
&dwBytesPerSector,
&dwNumberOfFreeClusters,
&dwTotalNumberOfClusters ) )
{
usbd.iVolumeSizeMB = (int)roundf( dwTotalNumberOfClusters * (float)dwSectorsPerCluster * dwBytesPerSector / (1024*1024) );
}
}
}
bool MemoryCardDriverThreaded_Windows::USBStorageDevicesChanged()
{
return ::GetLogicalDrives() != m_dwLastLogicalDrives;
}
bool MemoryCardDriverThreaded_Windows::Mount( UsbStorageDevice* pDevice )
{
// nothing to do here...
return true;
}
void MemoryCardDriverThreaded_Windows::Unmount( UsbStorageDevice* pDevice )
{
// nothing to do here...
}
void MemoryCardDriverThreaded_Windows::Flush( UsbStorageDevice* pDevice )
{
// Do we need anything here? I don't lose data if ejecting
// soon after a write. From the activity LED, it looks like
// Windows flushes automatically every ~2 seconds. -Chris
}
/*
* (c) 2003-2004 Chris Danford
* All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, and/or sell copies of the Software, and to permit persons to
* whom the Software is furnished to do so, provided that the above
* copyright notice(s) and this permission notice appear in all copies of
* the Software and that both the above copyright notice(s) and this
* permission notice appear in supporting documentation.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF
* THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR HOLDERS
* INCLUDED IN THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL INDIRECT
* OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
* OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
* OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*/