Byte BinaryImage::readNative1(Address addr) const
{
const BinarySection *section = getSectionByAddr(addr);
if (section == nullptr || section->getHostAddr() == HostAddress::INVALID) {
LOG_WARN("Invalid read at address %1: Address is not mapped to a section", addr);
return 0xFF;
}
HostAddress host = section->getHostAddr() - section->getSourceAddr() + addr;
return *reinterpret_cast<Byte *>(host.value());
}
QWord BinaryImage::readNative8(Address addr) const
{
const BinarySection *si = getSectionByAddr(addr);
if (si == nullptr || si->getHostAddr() == HostAddress::INVALID) {
LOG_WARN("Invalid read at address %1: Address is not mapped to a section", addr.toString());
return 0x0000000000000000;
}
else if (addr + 8 > si->getSourceAddr() + si->getSize()) {
LOG_WARN("Invalid read at address %1: Read extends past section boundary", addr);
return 0x0000000000000000;
}
else if (si->isAddressBss(addr)) {
return 0x0000000000000000;
}
HostAddress host = si->getHostAddr() - si->getSourceAddr() + addr;
return Util::readQWord(reinterpret_cast<const Byte *>(host.value()), si->getEndian());
}
bool BinaryImage::writeNative4(Address addr, uint32_t value)
{
BinarySection *si = getSectionByAddr(addr);
if (si == nullptr || si->getHostAddr() == HostAddress::INVALID) {
LOG_WARN("Ignoring write at address %1: Address is outside any writable section");
return false;
}
else if (addr + 4 > si->getSourceAddr() + si->getSize()) {
LOG_WARN("Invalid write at address %1: Write extends past section boundary", addr);
return false;
}
si->addDefinedArea(addr, addr + 4);
HostAddress host = si->getHostAddr() - si->getSourceAddr() + addr;
Util::writeDWord(reinterpret_cast<void *>(host.value()), value, si->getEndian());
return true;
}
