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#include "endpoint.h"
#include "sock.h"
TEndpoint::TEndpoint(const TEndpoint::TAddrRef& addr)
: Addr_(addr)
{
const sockaddr* sa = Addr_->Addr();
if (sa->sa_family != AF_INET && sa->sa_family != AF_INET6 && sa->sa_family != AF_UNIX) {
ythrow yexception() << TStringBuf("endpoint can contain only ipv4, ipv6 or unix address");
}
}
TEndpoint::TEndpoint()
: Addr_(new NAddr::TIPv4Addr(TIpAddress(TIpHost(0), TIpPort(0))))
{
}
void TEndpoint::SetPort(ui16 port) {
if (Port() == port || Addr_->Addr()->sa_family == AF_UNIX) {
return;
}
NAddr::TOpaqueAddr* oa = new NAddr::TOpaqueAddr(Addr_.Get());
Addr_.Reset(oa);
sockaddr* sa = oa->MutableAddr();
if (sa->sa_family == AF_INET) {
((sockaddr_in*)sa)->sin_port = HostToInet(port);
} else {
((sockaddr_in6*)sa)->sin6_port = HostToInet(port);
}
}
ui16 TEndpoint::Port() const noexcept {
if (Addr_->Addr()->sa_family == AF_UNIX) {
return 0;
}
const sockaddr* sa = Addr_->Addr();
if (sa->sa_family == AF_INET) {
return InetToHost(((const sockaddr_in*)sa)->sin_port);
} else {
return InetToHost(((const sockaddr_in6*)sa)->sin6_port);
}
}
size_t TEndpoint::Hash() const {
const sockaddr* sa = Addr_->Addr();
if (sa->sa_family == AF_INET) {
const sockaddr_in* sa4 = (const sockaddr_in*)sa;
return IntHash((((ui64)sa4->sin_addr.s_addr) << 16) ^ sa4->sin_port);
} else if (sa->sa_family == AF_INET6) {
const sockaddr_in6* sa6 = (const sockaddr_in6*)sa;
const ui64* ptr = (const ui64*)&sa6->sin6_addr;
return IntHash(ptr[0] ^ ptr[1] ^ sa6->sin6_port);
} else {
const sockaddr_un* un = (const sockaddr_un*)sa;
THash<TString> strHash;
return strHash(un->sun_path);
}
}
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