diff options
| author | Ting-Yu Wang <anivia@google.com> | 2020-04-15 14:30:20 -0700 |
|---|---|---|
| committer | gVisor bot <gvisor-bot@google.com> | 2020-04-15 14:31:36 -0700 |
| commit | ea5b8e9633cd2731bb5656dea523beaf3d643472 (patch) | |
| tree | fbf514d89eb88aeb1bb0958c07dc057d1a7e55ed /test | |
| parent | 1bcc2bf17f0e2ccf8e98e934cb9f9ce66711d27a (diff) | |
Use if_nametoindex to get interface index.
Removed the TODO to use netlink.
PiperOrigin-RevId: 306721468
Diffstat (limited to 'test')
| -rw-r--r-- | test/syscalls/linux/ip_socket_test_util.cc | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/test/syscalls/linux/ip_socket_test_util.cc b/test/syscalls/linux/ip_socket_test_util.cc index d28dc0db6..98d07ae85 100644 --- a/test/syscalls/linux/ip_socket_test_util.cc +++ b/test/syscalls/linux/ip_socket_test_util.cc @@ -16,7 +16,6 @@ #include <net/if.h> #include <netinet/in.h> -#include <sys/ioctl.h> #include <sys/socket.h> #include <cstring> @@ -35,12 +34,11 @@ uint16_t PortFromInetSockaddr(const struct sockaddr* addr) { } PosixErrorOr<int> InterfaceIndex(std::string name) { - // TODO(igudger): Consider using netlink. - ifreq req = {}; - memcpy(req.ifr_name, name.c_str(), name.size()); - ASSIGN_OR_RETURN_ERRNO(auto sock, Socket(AF_INET, SOCK_DGRAM, 0)); - RETURN_ERROR_IF_SYSCALL_FAIL(ioctl(sock.get(), SIOCGIFINDEX, &req)); - return req.ifr_ifindex; + int index = if_nametoindex(name.c_str()); + if (index) { + return index; + } + return PosixError(errno); } namespace { |