Test Information

TitleReceiving the Traffic Class when the IPV6_RECVTCLASS socket option is enabled
CommandLine./tst_recv_tclass_udp --log=10.html --title=Receiving the Traffic Class when the IPV6_RECVTCLASS socket option is enabled
TestVersionREL_1_1_18
Start2023/01/26 16:33:09
SystemName(null)
KernelVersion(null)

Test Sequence Execution Log

16:33:09Start

== create an IPv6/UDP socket ==
16:33:09socket(domain:AF_INET6, type:SOCK_DGRAM, protocol:0)
16:33:09return sockfd=4
16:33:10tst_get_unused_port() get port 42744

== set IPV6_TCLASS to 255 ==
16:33:10setsockopt(sockfd:4, level:IPPROTO_IPV6, optname:IPV6_TCLASS, optval:0x3ffe4378748, optlen:4)
16:33:10return 0

== set IPV6_RECVTCLASS to 1 ==
16:33:10setsockopt(sockfd:4, level:IPPROTO_IPV6, optname:IPV6_RECVTCLASS, optval:0x3ffe4378748, optlen:4)
16:33:10return 0

== bind socket to address ==
16:33:10bind(sockfd:4, my_addr:0x3ffe4378814, addrlen:28)
16:33:10return 0

== send message to itself ==
16:33:11sendto(sockfd:4, buf:0x1007e40, len:17, flags:0, to:0x3ffe4378814, tolen:28)
16:33:11return 17

== recv message ==
16:33:11recvmsg(sockfd:4, msg:0x3ffe43787c8, flags:0)
16:33:11return 17

the received traffic class = 255, length = 20
16:33:11close(4)

OK
16:33:11End