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ABI: Improve detection of Windows PE

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Thanks to Thiago for pointing out the MZ header which points to the
PE header.

Change-Id: I87bcedf368483d60756e1c9b665ffe3a80c47736
Reviewed-on: http://codereview.qt.nokia.com/3998
Reviewed-by: Qt Sanity Bot <qt_sanity_bot@ovi.com>
Reviewed-by: Fawzi Mohamed <fawzi.mohamed@nokia.com>
This commit is contained in:
Tobias Hunger
2011-08-31 11:38:39 +00:00
committed by Fawzi Mohamed
parent c6295f62cd
commit 109190b3b5
1 changed files with 13 additions and 4 deletions
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17
src/plugins/projectexplorer/abi.cpp
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@@ -221,11 +221,20 @@ static QList<Abi> abiOf(const QByteArray &data)
&& static_cast<unsigned char>(data.at(16)) == 'E' && static_cast<unsigned char>(data.at(17)) == 'P'
&& static_cast<unsigned char>(data.at(18)) == 'O' && static_cast<unsigned char>(data.at(19)) == 'C') {
result.append(Abi(Abi::ArmArchitecture, Abi::SymbianOS, Abi::SymbianDeviceFlavor, Abi::ElfFormat, 32));
} else {
} else if (data.size() >= 64){
// Windows PE
// Windows can have its magic bytes everywhere...
int pePos = data.indexOf(QByteArray("PE\0\0", 4));
if (pePos >= 0)
// MZ header first:
if (!data.at(0) == 'M' || !data.at(1) == 'Z')
return result;
// Get PE/COFF header position from MZ header:
qint32 pePos = static_cast<quint8>(data.at(60)) + static_cast<quint8>(data.at(61)) * 0x100
+ static_cast<quint8>(data.at(62)) * 0x10000 + static_cast<quint8>(data.at(63)) * 0x1000000;
if (pePos <= 0 || data.size() < pePos + 4 + 20) // PE magic bytes plus COFF header
return result;
if (data.at(pePos) == 'P' && data.at(pePos + 1) == 'E'
&& data.at(pePos + 2) == 0 && data.at(pePos + 3) == 0)
result = parseCoffHeader(data.mid(pePos + 4));
}
return result;