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rockbox/rbutil/rbutilqt/base/autodetection.cpp
Dominik Riebeling 5185d9e30a Log failures in mountpoint resolving, log filesystem formats in mountpoints(). 
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@25718 a1c6a512-1295-4272-9138-f99709370657
2010-04-25 21:22:36 +00:00

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/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
*
* Copyright (C) 2007 by Dominik Wenger
* $Id$
*
* All files in this archive are subject to the GNU General Public License.
* See the file COPYING in the source tree root for full license agreement.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include <QtCore>
#include "autodetection.h"
#include "rbsettings.h"
#include "systeminfo.h"
#include "../ipodpatcher/ipodpatcher.h"
#include "../sansapatcher/sansapatcher.h"
#if defined(Q_OS_LINUX) || defined(Q_OS_MACX)
#include <stdio.h>
#endif
#if defined(Q_OS_LINUX)
#include <mntent.h>
#endif
#if defined(Q_OS_MACX)
#include <sys/param.h>
#include <sys/ucred.h>
#include <sys/mount.h>
#endif
#if defined(Q_OS_WIN32)
#if defined(UNICODE)
#define _UNICODE
#endif
#include <stdio.h>
#include <tchar.h>
#include <windows.h>
#include <setupapi.h>
#include <winioctl.h>
#endif
#if defined(Q_OS_OPENBSD)
#include <sys/param.h>
#include <sys/mount.h>
#endif
#include "system.h"
#include "utils.h"
#include "rockboxinfo.h"
Autodetection::Autodetection(QObject* parent): QObject(parent)
{
}
bool Autodetection::detect()
{
m_device = "";
m_mountpoint = "";
m_errdev = "";
detectUsb();
// Try detection via rockbox.info / rbutil.log
QStringList mounts = mountpoints();
for(int i=0; i< mounts.size();i++)
{
// do the file checking
QDir dir(mounts.at(i));
qDebug() << "[Autodetect] paths to check:" << mounts;
if(dir.exists())
{
// check logfile first.
if(QFile(mounts.at(i) + "/.rockbox/rbutil.log").exists()) {
QSettings log(mounts.at(i) + "/.rockbox/rbutil.log",
QSettings::IniFormat, this);
if(!log.value("platform").toString().isEmpty()) {
if(m_device.isEmpty())
m_device = log.value("platform").toString();
m_mountpoint = mounts.at(i);
qDebug() << "[Autodetect] rbutil.log detected:" << m_device << m_mountpoint;
return true;
}
}
// check rockbox-info.txt afterwards.
RockboxInfo info(mounts.at(i));
if(info.success())
{
if(m_device.isEmpty())
{
m_device = info.target();
// special case for video64mb. This is a workaround, and
// should get replaced when autodetection is reworked.
if(m_device == "ipodvideo" && info.ram() == 64)
{
m_device = "ipodvideo64mb";
}
}
m_mountpoint = mounts.at(i);
qDebug() << "[Autodetect] rockbox-info.txt detected:"
<< m_device << m_mountpoint;
return true;
}
// check for some specific files in root folder
QDir root(mounts.at(i));
QStringList rootentries = root.entryList(QDir::Files);
if(rootentries.contains("archos.mod", Qt::CaseInsensitive))
{
// archos.mod in root folder -> Archos Player
m_device = "player";
m_mountpoint = mounts.at(i);
return true;
}
if(rootentries.contains("ONDIOST.BIN", Qt::CaseInsensitive))
{
// ONDIOST.BIN in root -> Ondio FM
m_device = "ondiofm";
m_mountpoint = mounts.at(i);
return true;
}
if(rootentries.contains("ONDIOSP.BIN", Qt::CaseInsensitive))
{
// ONDIOSP.BIN in root -> Ondio SP
m_device = "ondiosp";
m_mountpoint = mounts.at(i);
return true;
}
if(rootentries.contains("ajbrec.ajz", Qt::CaseInsensitive))
{
qDebug() << "[Autodetect] ajbrec.ajz found. Trying detectAjbrec()";
if(detectAjbrec(mounts.at(i))) {
m_mountpoint = mounts.at(i);
qDebug() << "[Autodetect]" << m_device;
return true;
}
}
// detection based on player specific folders
QStringList rootfolders = root.entryList(QDir::Dirs
| QDir::NoDotAndDotDot | QDir::Hidden | QDir::System);
if(rootfolders.contains("GBSYSTEM", Qt::CaseInsensitive))
{
// GBSYSTEM folder -> Gigabeat
m_device = "gigabeatf";
m_mountpoint = mounts.at(i);
return true;
}
#if defined(Q_OS_WIN32)
// on windows, try to detect the drive letter of an Ipod
if(rootfolders.contains("iPod_Control", Qt::CaseInsensitive))
{
// iPod_Control folder -> Ipod found
// detecting of the Ipod type is done below using ipodpatcher
m_mountpoint = mounts.at(i);
}
#endif
}
}
int n;
// try ipodpatcher
// initialize sector buffer. Needed.
ipod_sectorbuf = NULL;
ipod_alloc_buffer(&ipod_sectorbuf, BUFFER_SIZE);
struct ipod_t ipod;
n = ipod_scan(&ipod);
if(n == 1) {
qDebug() << "[Autodetect] Ipod found:" << ipod.modelstr << "at" << ipod.diskname;
// if the found ipod is a macpod also notice it as device with problem.
if(ipod.macpod)
m_errdev = ipod.targetname;
m_device = ipod.targetname;
// since resolveMountPoint is doing exact matches we need to select
// the correct partition.
QString mp(ipod.diskname);
#ifdef Q_OS_LINUX
mp.append("2");
#endif
#ifdef Q_OS_MACX
mp.append("s2");
#endif
m_mountpoint = resolveMountPoint(mp);
return true;
}
else {
qDebug() << "[Autodetect] ipodpatcher: no Ipod found." << n;
}
free(ipod_sectorbuf);
ipod_sectorbuf = NULL;
// try sansapatcher
// initialize sector buffer. Needed.
sansa_sectorbuf = NULL;
sansa_alloc_buffer(&sansa_sectorbuf, BUFFER_SIZE);
struct sansa_t sansa;
n = sansa_scan(&sansa);
if(n == 1) {
qDebug() << "[Autodetect] Sansa found:" << sansa.targetname << "at" << sansa.diskname;
m_device = QString("sansa%1").arg(sansa.targetname);
QString mp(sansa.diskname);
#ifdef Q_OS_LINUX
mp.append("1");
#endif
#ifdef Q_OS_MACX
mp.append("s1");
#endif
m_mountpoint = resolveMountPoint(mp);
return true;
}
else {
qDebug() << "[Autodetect] sansapatcher: no Sansa found." << n;
}
free(sansa_sectorbuf);
sansa_sectorbuf = NULL;
if(m_mountpoint.isEmpty() && m_device.isEmpty()
&& m_errdev.isEmpty() && m_incompat.isEmpty())
return false;
return true;
}
QStringList Autodetection::mountpoints()
{
QStringList tempList;
#if defined(Q_OS_WIN32)
QFileInfoList list = QDir::drives();
for(int i=0; i<list.size();i++)
{
tempList << list.at(i).absolutePath();
qDebug() << "[Autodetection] Mounted on" << list.at(i).absolutePath();
}
#elif defined(Q_OS_MACX) || defined(Q_OS_OPENBSD)
int num;
struct statfs *mntinf;
num = getmntinfo(&mntinf, MNT_WAIT);
while(num--) {
tempList << QString(mntinf->f_mntonname);
qDebug() << "[Autodetection] Mounted on" << mntinf->f_mntonname
<< "is" << mntinf->f_mntfromname << "type" << mntinf->f_fstypename;
mntinf++;
}
#elif defined(Q_OS_LINUX)
FILE *mn = setmntent("/etc/mtab", "r");
if(!mn)
return QStringList("");
struct mntent *ent;
while((ent = getmntent(mn))) {
tempList << QString(ent->mnt_dir);
qDebug() << "[Autodetection] Mounted on" << ent->mnt_dir
<< "is" << ent->mnt_fsname << "type" << ent->mnt_type;
}
endmntent(mn);
#else
#error Unknown Plattform
#endif
return tempList;
}
/** resolve device name to mount point / drive letter
* @param device device name / disk number
* @return mount point / drive letter
*/
QString Autodetection::resolveMountPoint(QString device)
{
qDebug() << "[Autodetect] resolving mountpoint:" << device;
#if defined(Q_OS_LINUX)
FILE *mn = setmntent("/etc/mtab", "r");
if(!mn)
return QString("");
struct mntent *ent;
while((ent = getmntent(mn))) {
// Check for valid filesystem. Allow hfs too, as an Ipod might be a
// MacPod.
if(QString(ent->mnt_fsname) == device) {
QString result;
if(QString(ent->mnt_type).contains("vfat", Qt::CaseInsensitive)
|| QString(ent->mnt_type).contains("hfs", Qt::CaseInsensitive)) {
qDebug() << "[Autodetect] resolved mountpoint is:" << ent->mnt_dir;
result = QString(ent->mnt_dir);
}
else {
qDebug() << "[Autodetect] mountpoint is wrong filesystem!";
}
endmntent(mn);
return result;
}
}
endmntent(mn);
#endif
#if defined(Q_OS_MACX) || defined(Q_OS_OPENBSD)
int num;
struct statfs *mntinf;
num = getmntinfo(&mntinf, MNT_WAIT);
while(num--) {
// Check for valid filesystem. Allow hfs too, as an Ipod might be a
// MacPod.
if(QString(mntinf->f_mntfromname) == device) {
if(QString(mntinf->f_fstypename).contains("msdos", Qt::CaseInsensitive)
|| QString(mntinf->f_fstypename).contains("hfs", Qt::CaseInsensitive)) {
qDebug() << "[Autodetect] resolved mountpoint is:" << mntinf->f_mntonname;
return QString(mntinf->f_mntonname);
}
else {
qDebug() << "[Autodetect] mountpoint is wrong filesystem!";
return QString();
}
}
mntinf++;
}
#endif
#if defined(Q_OS_WIN32)
QString result;
unsigned int driveno = device.replace(QRegExp("^.*([0-9]+)"), "\\1").toInt();
int letter;
for(letter = 'A'; letter <= 'Z'; letter++) {
if(resolveDevicename(QString(letter)).toUInt() == driveno) {
result = letter;
break;
}
}
qDebug() << "[Autodetect] resolved mountpoint is:" << result;
if(!result.isEmpty())
return result + ":/";
#endif
return QString("");
}
/** Resolve mountpoint to devicename / disk number
* @param path mountpoint path / drive letter
* @return devicename / disk number
*/
QString Autodetection::resolveDevicename(QString path)
{
qDebug() << "[Autodetect] resolving device name" << path;
#if defined(Q_OS_LINUX)
FILE *mn = setmntent("/etc/mtab", "r");
if(!mn)
return QString("");
struct mntent *ent;
while((ent = getmntent(mn))) {
// check for valid filesystem type.
// Linux can handle hfs (and hfsplus), so consider it a valid file
// system. Otherwise resolving the device name would fail, which in
// turn would make it impossible to warn about a MacPod.
if(QString(ent->mnt_dir) == path
&& (QString(ent->mnt_type).contains("vfat", Qt::CaseInsensitive)
|| QString(ent->mnt_type).contains("hfs", Qt::CaseInsensitive))) {
endmntent(mn);
qDebug() << "[Autodetect] device name is" << ent->mnt_fsname;
return QString(ent->mnt_fsname);
}
}
endmntent(mn);
#endif
#if defined(Q_OS_MACX) || defined(Q_OS_OPENBSD)
int num;
struct statfs *mntinf;
num = getmntinfo(&mntinf, MNT_WAIT);
while(num--) {
// check for valid filesystem type. OS X can handle hfs (hfs+ is
// treated as hfs), BSD should be the same.
if(QString(mntinf->f_mntonname) == path
&& (QString(mntinf->f_fstypename).contains("msdos", Qt::CaseInsensitive)
|| QString(mntinf->f_fstypename).contains("hfs", Qt::CaseInsensitive))) {
qDebug() << "[Autodetect] device name is" << mntinf->f_mntfromname;
return QString(mntinf->f_mntfromname);
}
mntinf++;
}
#endif
#if defined(Q_OS_WIN32)
DWORD written;
HANDLE h;
TCHAR uncpath[MAX_PATH];
UCHAR buffer[0x400];
PVOLUME_DISK_EXTENTS extents = (PVOLUME_DISK_EXTENTS)buffer;
_stprintf(uncpath, _TEXT("\\\\.\\%c:"), path.toAscii().at(0));
h = CreateFile(uncpath, GENERIC_READ, FILE_SHARE_READ | FILE_SHARE_WRITE,
NULL, OPEN_EXISTING, 0, NULL);
if(h == INVALID_HANDLE_VALUE) {
//qDebug() << "error getting extents for" << uncpath;
return "";
}
// get the extents
if(DeviceIoControl(h, IOCTL_VOLUME_GET_VOLUME_DISK_EXTENTS,
NULL, 0, extents, sizeof(buffer), &written, NULL)) {
if(extents->NumberOfDiskExtents > 1) {
qDebug() << "[Autodetect] resolving device name: volume spans multiple disks!";
return "";
}
qDebug() << "[Autodetect] device name is" << extents->Extents[0].DiskNumber;
return QString("%1").arg(extents->Extents[0].DiskNumber);
}
#endif
return QString("");
}
/** @brief detect devices based on usb pid / vid.
* @return true upon success, false otherwise.
*/
bool Autodetection::detectUsb()
{
// usbids holds the mapping in the form
// ((VID<<16)|(PID)), targetname
// the ini file needs to hold the IDs as hex values.
QMap<int, QString> usbids = SystemInfo::usbIdMap(SystemInfo::MapDevice);
QMap<int, QString> usberror = SystemInfo::usbIdMap(SystemInfo::MapError);
QMap<int, QString> usbincompat = SystemInfo::usbIdMap(SystemInfo::MapIncompatible);
// usb pid detection
QList<uint32_t> attached;
attached = System::listUsbIds();
int i = attached.size();
while(i--) {
if(usbids.contains(attached.at(i))) {
m_device = usbids.value(attached.at(i));
qDebug() << "[USB] detected supported player" << m_device;
return true;
}
if(usberror.contains(attached.at(i))) {
m_errdev = usberror.value(attached.at(i));
qDebug() << "[USB] detected problem with player" << m_errdev;
return true;
}
QString idstring = QString("%1").arg(attached.at(i), 8, 16, QChar('0'));
if(!SystemInfo::platformValue(idstring, SystemInfo::CurName).toString().isEmpty()) {
m_incompat = idstring;
qDebug() << "[USB] detected incompatible player" << m_incompat;
return true;
}
}
return false;
}
bool Autodetection::detectAjbrec(QString root)
{
QFile f(root + "/ajbrec.ajz");
char header[24];
f.open(QIODevice::ReadOnly);
if(!f.read(header, 24)) return false;
// check the header of the file.
// recorder v1 had a 6 bytes sized header
// recorder v2, FM, Ondio SP and FM have a 24 bytes header.
// recorder v1 has the binary length in the first 4 bytes, so check
// for them first.
int len = (header[0]<<24) | (header[1]<<16) | (header[2]<<8) | header[3];
qDebug() << "[Autodetect] ABJREC possible bin length:" << len
<< "file len:" << f.size();
if((f.size() - 6) == len)
m_device = "recorder";
// size didn't match, now we need to assume we have a headerlength of 24.
switch(header[11]) {
case 2:
m_device = "recorderv2";
break;
case 4:
m_device = "fmrecorder";
break;
case 8:
m_device = "ondiofm";
break;
case 16:
m_device = "ondiosp";
break;
default:
break;
}
f.close();
if(m_device.isEmpty()) return false;
return true;
}
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