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Windows: mention 'Controlled Folder Access' on ERROR_ACCESS_DENIED

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If WriteFile() returns ERROR_ACCESS_DENIED and registry indicates
CFA is on, tell user rpi-imager (and fat32format) should be added
to the "allowed apps" in the CFA settings.
This commit is contained in:
Floris Bos 2020-07-06 00:42:44 +02:00
parent f90739a520
commit 385ee6d742
3 changed files with 33 additions and 5 deletions
Download patch file Download diff file Expand all files Collapse all files

12
windows/winfile.cpp
View file

@ -8,7 +8,7 @@
#include <QThread>
WinFile::WinFile(QObject *parent)
: QObject(parent), _locked(false), _h(INVALID_HANDLE_VALUE)
: QObject(parent), _locked(false), _h(INVALID_HANDLE_VALUE), _lasterrorcode(0)
{
}
@ -44,6 +44,7 @@ bool WinFile::open(QIODevice::OpenMode)
if (_h == INVALID_HANDLE_VALUE)
{
_lasterrorcode = GetLastError();
_lasterror = qt_error_string();
qDebug() << "Error opening:" << _lasterror;
return false;
@ -80,6 +81,7 @@ qint64 WinFile::write(const char *data, qint64 maxSize)
if (!WriteFile(_h, data, maxSize, &bytesWritten, NULL))
{
_lasterrorcode = GetLastError();
_lasterror = qt_error_string();
return -1;
}
@ -93,6 +95,7 @@ qint64 WinFile::read(char *data, qint64 maxSize)
if (!ReadFile(_h, data, maxSize, &bytesRead, NULL))
{
_lasterrorcode = GetLastError();
_lasterror = qt_error_string();
return -1;
}
@ -107,6 +110,7 @@ bool WinFile::seek(qint64 pos)
offset.QuadPart = pos;
if (!SetFilePointerEx(_h, offset, &current, FILE_BEGIN))
{
_lasterrorcode = GetLastError();
_lasterror = qt_error_string();
qDebug() << "Error seeking:" << _lasterror;
return false;
@ -122,6 +126,7 @@ qint64 WinFile::pos()
offset.QuadPart = 0;
if (!SetFilePointerEx(_h, offset, &current, FILE_CURRENT))
{
_lasterrorcode = GetLastError();
_lasterror = qt_error_string();
return 0;
}
@ -139,6 +144,11 @@ QString WinFile::errorString() const
return _lasterror;
}
int WinFile::errorCode() const
{
return _lasterrorcode;
}
bool WinFile::flush()
{
if (!FlushFileBuffers(_h))