Test Information

TitleReceiving interface index when the IPV6_RECVPKTINFO socket option is enabled
CommandLine./tst_recv_ifindex_udp --log=2.html --title=Receiving interface index when the IPV6_RECVPKTINFO socket option is enabled
TestVersionREL_1_1_18
Start2023/01/17 08:41:04
SystemName(null)
KernelVersion(null)

Test Sequence Execution Log

08:41:04Start

== create an IPv6/UDP socket ==
08:41:04socket(domain:AF_INET6, type:SOCK_DGRAM, protocol:0)
08:41:04return sockfd=4
08:41:05tst_get_unused_port() get port 40029

== set IPV6_RECVPKTINFO to 1 ==
08:41:05setsockopt(sockfd:4, level:IPPROTO_IPV6, optname:IPV6_RECVPKTINFO, optval:0x7fffd705e3f8, optlen:4)
08:41:05return 0

== bind socket to address ==
08:41:05bind(sockfd:4, my_addr:0x7fffd705e4f0, addrlen:28)
08:41:05return 0

== send message to itself ==
08:41:05sendto(sockfd:4, buf:0x407010, len:17, flags:0, to:0x7fffd705e4f0, tolen:28)
08:41:05return 17

== recv message ==
08:41:05recvmsg(sockfd:4, msg:0x7fffd705e4a0, flags:0)
08:41:05return 17
08:41:05if_nametoindex(ifname:"lo")
08:41:05return 1

the received interface index = 1, length = 36
08:41:05close(4)

OK
08:41:05End