void IPv6RAImpl::initPacket(const Interface* intf) {
auto totalLength = IPv6RouteAdvertiser::getPacketSize(intf);
buf_ = IOBuf(IOBuf::CREATE, totalLength);
buf_.append(totalLength);
RWPrivateCursor cursor(&buf_);
IPv6RouteAdvertiser::createAdvertisementPacket(
intf, &cursor, MacAddress("33:33:00:00:00:01"), IPAddressV6("ff02::1"));
}
void IOBuf::cloneOneInto(IOBuf& other) const {
SharedInfo* info = sharedInfo();
if (info) {
setFlags(kFlagMaybeShared);
}
other = IOBuf(InternalConstructor(),
flagsAndSharedInfo_, buf_, capacity_,
data_, length_);
if (info) {
info->refcount.fetch_add(1, std::memory_order_acq_rel);
}
}
IOBuf IOBuf::cloneOneAsValue() const {
if (SharedInfo* info = sharedInfo()) {
setFlags(kFlagMaybeShared);
info->refcount.fetch_add(1, std::memory_order_acq_rel);
}
return IOBuf(
InternalConstructor(),
flagsAndSharedInfo_,
buf_,
capacity_,
data_,
length_);
}
IOBuf& IOBuf::operator=(const IOBuf& other) {
if (this != &other) {
*this = IOBuf(other);
}
return *this;
}
IOBuf IOBuf::wrapBufferAsValue(const void* buf, uint64_t capacity) {
return IOBuf(WrapBufferOp::WRAP_BUFFER, buf, capacity);
}
