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Problem: Windows does not support IPV6_TCLASS

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Solution: don't use it on Windows.
There is a Windows-specific API for ToS, even IPv4 does not work and
it's just a silent no-op on that platform.
This commit is contained in:
Luca Boccassi 2016-11-30 11:09:12 +00:00
parent 4a24805f70
commit 33fcd2d6ca
1 changed files with 4 additions and 8 deletions
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12
src/ip.cpp
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@ -173,6 +173,8 @@ void zmq::set_ip_type_of_service (fd_t s_, int iptos)
errno_assert (rc == 0);
#endif
// Windows does not support IPV6_TCLASS
#ifndef ZMQ_HAVE_WINDOWS
rc = setsockopt(
s_,
IPPROTO_IPV6,
@ -180,14 +182,8 @@ void zmq::set_ip_type_of_service (fd_t s_, int iptos)
reinterpret_cast<const char*>(&iptos),
sizeof(iptos));
// If IPv6 is not enabled ENOPROTOOPT will be returned on Windows and
// Linux, and EINVAL on OSX
#ifdef ZMQ_HAVE_WINDOWS
if (rc == SOCKET_ERROR) {
const int last_error = WSAGetLastError();
wsa_assert (last_error == WSAENOPROTOOPT);
}
#else
// If IPv6 is not enabled ENOPROTOOPT will be returned on Linux and
// EINVAL on OSX
if (rc == -1) {
errno_assert (errno == ENOPROTOOPT ||
errno == EINVAL);