mn_socket; linux does not have multicast enabled for loopback itf by default.
Project: http://git-wip-us.apache.org/repos/asf/incubator-mynewt-core/repo Commit: http://git-wip-us.apache.org/repos/asf/incubator-mynewt-core/commit/8ab70737 Tree: http://git-wip-us.apache.org/repos/asf/incubator-mynewt-core/tree/8ab70737 Diff: http://git-wip-us.apache.org/repos/asf/incubator-mynewt-core/diff/8ab70737 Branch: refs/heads/develop Commit: 8ab70737e2987ff6614ebd19a62cbd7f8ac27ad3 Parents: 097535b Author: Marko Kiiskila <ma...@runtime.io> Authored: Fri Sep 16 15:20:16 2016 -0700 Committer: Marko Kiiskila <ma...@runtime.io> Committed: Fri Sep 16 15:23:01 2016 -0700 ---------------------------------------------------------------------- sys/mn_socket/src/test/mn_sock_test.c | 25 +++++++++---------------- 1 file changed, 9 insertions(+), 16 deletions(-) ---------------------------------------------------------------------- http://git-wip-us.apache.org/repos/asf/incubator-mynewt-core/blob/8ab70737/sys/mn_socket/src/test/mn_sock_test.c ---------------------------------------------------------------------- diff --git a/sys/mn_socket/src/test/mn_sock_test.c b/sys/mn_socket/src/test/mn_sock_test.c index d4276a3..7ab4c3b 100644 --- a/sys/mn_socket/src/test/mn_sock_test.c +++ b/sys/mn_socket/src/test/mn_sock_test.c @@ -21,6 +21,7 @@ #include <string.h> #include <os/os.h> +#include <os/endian.h> #include <os/../../src/test/os_test_priv.h> #include <testutil/testutil.h> @@ -601,13 +602,9 @@ sock_udp_ll(void) } static int -sock_find_loopback_if(void) +sock_find_multicast_if(void) { struct mn_itf itf; - struct mn_itf_addr itf_addr; - struct mn_in_addr addr127; - - mn_inet_pton(MN_PF_INET, "127.0.0.1", &addr127); memset(&itf, 0, sizeof(itf)); @@ -615,15 +612,11 @@ sock_find_loopback_if(void) if (mn_itf_getnext(&itf)) { break; } - memset(&itf_addr, 0, sizeof(itf_addr)); - while (1) { - if (mn_itf_addr_getnext(&itf, &itf_addr)) { - break; - } - if (itf_addr.mifa_family == MN_AF_INET && - !memcmp(&itf_addr.mifa_addr, &addr127, sizeof(addr127))) { - return itf.mif_idx; - } + if ((itf.mif_flags & MN_ITF_F_UP) == 0) { + continue; + } + if (itf.mif_flags & MN_ITF_F_MULTICAST) { + return itf.mif_idx; } } return -1; @@ -649,7 +642,7 @@ sock_udp_mcast_v4(void) char data[] = "1234567890"; int rc; struct mn_mreq mreq; - loop_if_idx = sock_find_loopback_if(); + loop_if_idx = sock_find_multicast_if(); TEST_ASSERT(loop_if_idx > 0); msin.msin_family = MN_AF_INET; @@ -756,7 +749,7 @@ sock_udp_mcast_v6(void) 0, 0, 0, 2 }; - loop_if_idx = sock_find_loopback_if(); + loop_if_idx = sock_find_multicast_if(); TEST_ASSERT(loop_if_idx > 0); msin6.msin6_family = MN_AF_INET6;
