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rockbox/rbutil/rbutilqt/utils.cpp
Dominik Wenger 6b0a1ec2a1 rbutil: warn when you install a build for a different target then already installed. 
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@17769 a1c6a512-1295-4272-9138-f99709370657
2008-06-23 20:31:44 +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 "utils.h"
#include <QtCore>
#include <QDebug>
#include <cstdlib>
#include <stdio.h>
#if defined(Q_OS_WIN32)
#if defined(UNICODE)
#define _UNICODE
#endif
#include <windows.h>
#include <tchar.h>
#include <lm.h>
#endif
#if defined(Q_OS_LINUX) || defined(Q_OS_MACX)
#include <usb.h>
#include <sys/utsname.h>
#include <unistd.h>
#include <pwd.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 <tchar.h>
#include <windows.h>
#include <setupapi.h>
#endif
// recursive function to delete a dir with files
bool recRmdir( const QString &dirName )
{
QString dirN = dirName;
QDir dir(dirN);
// make list of entries in directory
QStringList list = dir.entryList(QDir::AllEntries | QDir::NoDotAndDotDot);
QFileInfo fileInfo;
QString curItem, lstAt;
for(int i = 0; i < list.size(); i++){ // loop through all items of list
QString name = list.at(i);
curItem = dirN + "/" + name;
fileInfo.setFile(curItem);
if(fileInfo.isDir()) // is directory
recRmdir(curItem); // call recRmdir() recursively for deleting subdirectory
else // is file
QFile::remove(curItem); // ok, delete file
}
dir.cdUp();
return dir.rmdir(dirN); // delete empty dir and return if (now empty) dir-removing was successfull
}
//! @brief resolves the given path, ignoring case.
//! @param path absolute path to resolve.
//! @return returns exact casing of path, empty string if path not found.
QString resolvePathCase(QString path)
{
QStringList elems;
QString realpath;
elems = path.split("/", QString::SkipEmptyParts);
int start;
#if defined(Q_OS_WIN32)
// on windows we must make sure to start with the first entry (i.e. the
// drive letter) instead of a single / to make resolving work.
start = 1;
realpath = elems.at(0) + "/";
#else
start = 0;
realpath = "/";
#endif
for(int i = start; i < elems.size(); i++) {
QStringList direlems
= QDir(realpath).entryList(QDir::AllEntries|QDir::Hidden|QDir::System);
if(direlems.contains(elems.at(i), Qt::CaseInsensitive)) {
// need to filter using QRegExp as QStringList::filter(QString)
// matches any substring
QString expr = QString("^" + elems.at(i) + "$");
QRegExp rx = QRegExp(expr, Qt::CaseInsensitive);
QStringList a = direlems.filter(rx);
if(a.size() != 1)
return QString("");
if(!realpath.endsWith("/"))
realpath += "/";
realpath += a.at(0);
}
else
return QString("");
}
qDebug() << __func__ << path << "->" << realpath;
return realpath;
}
//! @brief get system proxy value.
QUrl systemProxy(void)
{
#if defined(Q_OS_LINUX)
return QUrl(getenv("http_proxy"));
#elif defined(Q_OS_WIN32)
HKEY hk;
wchar_t proxyval[80];
DWORD buflen = 80;
long ret;
DWORD enable;
DWORD enalen = sizeof(DWORD);
ret = RegOpenKeyEx(HKEY_CURRENT_USER,
_TEXT("Software\\Microsoft\\Windows\\CurrentVersion\\Internet Settings"),
0, KEY_QUERY_VALUE, &hk);
if(ret != ERROR_SUCCESS) return QUrl("");
ret = RegQueryValueEx(hk, _TEXT("ProxyServer"), NULL, NULL, (LPBYTE)proxyval, &buflen);
if(ret != ERROR_SUCCESS) return QUrl("");
ret = RegQueryValueEx(hk, _TEXT("ProxyEnable"), NULL, NULL, (LPBYTE)&enable, &enalen);
if(ret != ERROR_SUCCESS) return QUrl("");
RegCloseKey(hk);
//qDebug() << QString::fromWCharArray(proxyval) << QString("%1").arg(enable);
if(enable != 0)
return QUrl("http://" + QString::fromWCharArray(proxyval));
else
return QUrl("");
#else
return QUrl("");
#endif
}
QString installedVersion(QString mountpoint)
{
// read rockbox-info.txt
QFile info(mountpoint +"/.rockbox/rockbox-info.txt");
if(!info.open(QIODevice::ReadOnly))
{
return "";
}
QString target, features,version;
while (!info.atEnd()) {
QString line = info.readLine();
if(line.contains("Version:"))
{
return line.remove("Version:").trimmed();
}
}
info.close();
return "";
}
int installedTargetId(QString mountpoint)
{
// read rockbox-info.txt
QFile info(mountpoint +"/.rockbox/rockbox-info.txt");
if(!info.open(QIODevice::ReadOnly))
{
return -1;
}
QString target, features,version;
while (!info.atEnd()) {
QString line = info.readLine();
if(line.contains("Target id:"))
{
return line.remove("Target id:").trimmed().toInt();
}
}
info.close();
return -1;
}
QString getUserName(void)
{
#if defined(Q_OS_WIN32)
wchar_t userbuf[UNLEN];
DWORD usersize = UNLEN;
BOOL status;
status = GetUserNameW(userbuf, &usersize);
return QString::fromWCharArray(userbuf);
#endif
#if defined(Q_OS_LINUX) || defined(Q_OS_MACX)
struct passwd *user;
user = getpwuid(geteuid());
return QString(user->pw_name);
#endif
}
#if defined(Q_OS_WIN32)
enum userlevel getUserPermissions(void)
{
LPUSER_INFO_1 buf;
NET_API_STATUS napistatus;
wchar_t userbuf[UNLEN];
DWORD usersize = UNLEN;
BOOL status;
enum userlevel result;
status = GetUserNameW(userbuf, &usersize);
if(!status)
return ERR;
napistatus = NetUserGetInfo(NULL, userbuf, (DWORD)1, (LPBYTE*)&buf);
switch(buf->usri1_priv) {
case USER_PRIV_GUEST:
result = GUEST;
break;
case USER_PRIV_USER:
result = USER;
break;
case USER_PRIV_ADMIN:
result = ADMIN;
break;
default:
result = ERR;
break;
}
NetApiBufferFree(buf);
return result;
}
QString getUserPermissionsString(void)
{
QString result;
int perm = getUserPermissions();
switch(perm) {
case GUEST:
result = QObject::tr("Guest");
break;
case ADMIN:
result = QObject::tr("Admin");
break;
case USER:
result = QObject::tr("User");
break;
default:
result = QObject::tr("Error");
break;
}
return result;
}
#endif
QString getOsVersionString(void)
{
QString result;
#if defined(Q_OS_WIN32)
OSVERSIONINFO osvi;
ZeroMemory(&osvi, sizeof(OSVERSIONINFO));
osvi.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
GetVersionEx(&osvi);
result = QString("Windows version %1.%2, ").arg(osvi.dwMajorVersion).arg(osvi.dwMinorVersion);
result += QString("build %1 (%2)").arg(osvi.dwBuildNumber).arg(QString::fromWCharArray(osvi.szCSDVersion));
#endif
#if defined(Q_OS_LINUX) || defined(Q_OS_MACX)
struct utsname u;
int ret;
ret = uname(&u);
result = QString("CPU: %1<br/>System: %2<br/>Release: %3<br/>Version: %4")
.arg(u.machine).arg(u.sysname).arg(u.release).arg(u.version);
#endif
return result;
}
/** @brief detect devices based on usb pid / vid.
* @return list with usb VID / PID values.
*/
QList<uint32_t> listUsbIds(void)
{
QList<uint32_t> usbids;
// usb pid detection
#if defined(Q_OS_LINUX) | defined(Q_OS_MACX)
usb_init();
usb_find_busses();
usb_find_devices();
struct usb_bus *b;
b = usb_busses;
while(b) {
qDebug() << "bus:" << b->dirname << b->devices;
if(b->devices) {
qDebug() << "devices present.";
struct usb_device *u;
u = b->devices;
while(u) {
uint32_t id;
id = u->descriptor.idVendor << 16 | u->descriptor.idProduct;
if(id) usbids.append(id);
u = u->next;
}
}
b = b->next;
}
#endif
#if defined(Q_OS_WIN32)
HDEVINFO deviceInfo;
SP_DEVINFO_DATA infoData;
DWORD i;
// Iterate over all devices
// by doing it this way it's unneccessary to use GUIDs which might be not
// present in current MinGW. It also seemed to be more reliably than using
// a GUID.
// See KB259695 for an example.
deviceInfo = SetupDiGetClassDevs(NULL, NULL, NULL, DIGCF_ALLCLASSES | DIGCF_PRESENT);
infoData.cbSize = sizeof(SP_DEVINFO_DATA);
for(i = 0; SetupDiEnumDeviceInfo(deviceInfo, i, &infoData); i++) {
DWORD data;
LPTSTR buffer = NULL;
DWORD buffersize = 0;
// get device desriptor first
// for some reason not doing so results in bad things (tm)
while(!SetupDiGetDeviceRegistryProperty(deviceInfo, &infoData,
SPDRP_DEVICEDESC,&data, (PBYTE)buffer, buffersize, &buffersize)) {
if(GetLastError() == ERROR_INSUFFICIENT_BUFFER) {
if(buffer) free(buffer);
// double buffer size to avoid problems as per KB888609
buffer = (LPTSTR)malloc(buffersize * 2);
}
else {
break;
}
}
// now get the hardware id, which contains PID and VID.
while(!SetupDiGetDeviceRegistryProperty(deviceInfo, &infoData,
SPDRP_HARDWAREID,&data, (PBYTE)buffer, buffersize, &buffersize)) {
if(GetLastError() == ERROR_INSUFFICIENT_BUFFER) {
if(buffer) free(buffer);
// double buffer size to avoid problems as per KB888609
buffer = (LPTSTR)malloc(buffersize * 2);
}
else {
break;
}
}
unsigned int vid, pid, rev;
if(_stscanf(buffer, _TEXT("USB\\Vid_%x&Pid_%x&Rev_%x"), &vid, &pid, &rev) != 3) {
qDebug() << "Error getting USB ID -- possibly no USB device";
}
else {
uint32_t id;
id = vid << 16 | pid;
usbids.append(id);
qDebug("VID: %04x PID: %04x", vid, pid);
}
if(buffer) free(buffer);
}
SetupDiDestroyDeviceInfoList(deviceInfo);
#endif
return usbids;
}
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