static ProbeABI abiFromMachO(const uchar* data, qint64 size)
{
ProbeABI abi;
const quint32 magic = *reinterpret_cast<const quint32*>(data);
quint32 offset = 0;
qint32 ncmds = 0;
qint32 cmdsize = 0;
switch (magic) {
case MH_MAGIC:
abi.setArchitecture(readMachOHeader<mach_header>(data, size, offset, ncmds, cmdsize));
break;
case MH_MAGIC_64:
abi.setArchitecture(readMachOHeader<mach_header_64>(data, size, offset, ncmds, cmdsize));
break;
}
if (offset >= size || ncmds <= 0 || cmdsize <= 0 || size <= offset + cmdsize)
return ProbeABI();
// read load commands
for (int i = 0; i < ncmds; ++i) {
const load_command* cmd = reinterpret_cast<const load_command*>(data + offset);
if (cmd->cmd == LC_ID_DYLIB) {
const dylib_command* dlcmd = reinterpret_cast<const dylib_command*>(data + offset);
const int majorVersion = (dlcmd->dylib.current_version & 0x00ff0000) >> 16;
const int minorVersion = (dlcmd->dylib.current_version & 0x0000ff00) >> 8;
abi.setQtVersion(majorVersion, minorVersion);
}
offset += cmd->cmdsize;
}
return abi;
}
ProbeABI ProbeABIDetector::detectAbiForQtCore(const QString &path) const
{
if (path.isEmpty())
return ProbeABI();
// try to find the version
ProbeABI abi = qtVersionFromFileName(path);
if (!abi.hasQtVersion())
abi = qtVersionFromExec(path);
// TODO: architecture detection fallback without elf.h?
const QString arch = archFromELF(path);
abi.setArchitecture(arch);
return abi;
}
void testToString()
{
QFETCH(QString, id);
QFETCH(int, majorVersion);
QFETCH(int, minorVersion);
QFETCH(bool, isDebug);
QFETCH(QString, arch);
QFETCH(QString, compiler);
QFETCH(QString, compilerVersion);
ProbeABI abi;
abi.setQtVersion(majorVersion, minorVersion);
abi.setIsDebug(isDebug);
abi.setArchitecture(arch);
abi.setCompiler(compiler);
abi.setCompilerVersion(compilerVersion);
QCOMPARE(abi.id(), id);
}
ProbeABI ProbeABI::fromString(const QString &id)
{
QStringList idParts = id.split('-');
if (idParts.size() < 2)
return ProbeABI();
int index = 0;
ProbeABI abi;
// version
static QRegExp versionRegExp("^qt(\\d+)\\_(\\d+)$");
if (versionRegExp.indexIn(idParts.value(index++)) != 0)
return ProbeABI();
abi.setQtVersion(versionRegExp.cap(1).toInt(), versionRegExp.cap(2).toInt());
// compiler
#ifdef Q_OS_WIN
abi.setCompiler(idParts.value(index++));
if (abi.isVersionRelevant())
abi.setCompilerVersion(idParts.value(index++));
#endif
if (idParts.size() != index + 1)
return ProbeABI();
// architecture / debug/release
const QString postfix = QStringLiteral(GAMMARAY_DEBUG_POSTFIX);
QString arch = idParts.value(index);
if (!postfix.isEmpty()) {
if (arch.endsWith(postfix, Qt::CaseInsensitive)) {
arch.chop(postfix.length());
if (abi.isDebugRelevant())
abi.setIsDebug(true);
}
}
abi.setArchitecture(arch);
return abi;
}
ProbeABI ProbeABI::fromString(const QString& id)
{
QStringList idParts = id.split('-');
if (idParts.size() < 2)
return ProbeABI();
int index = 0;
ProbeABI abi;
// version
static QRegExp versionRegExp("^qt(\\d+)\\.(\\d+)$");
if (versionRegExp.indexIn(idParts.value(index++)) != 0)
return ProbeABI();
abi.setQtVersion(versionRegExp.cap(1).toInt(), versionRegExp.cap(2).toInt());
// compiler
#ifdef Q_OS_WIN
abi.setCompiler(idParts.value(index++));
#endif
// debug/release
if (abi.isDebugRelevant()) {
if (idParts.size() <= index)
return ProbeABI();
const QString s = idParts.value(index++);
if (s != "release" && s != "debug")
return ProbeABI();
abi.setIsDebug(s == "debug");
}
// architecture
if (idParts.size() != index + 1)
return ProbeABI();
abi.setArchitecture(idParts.value(index));
return abi;
}