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author | Sam Roberts <vieuxtech@gmail.com> | 2013-07-08 19:07:23 -0700 |
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committer | Sam Roberts <vieuxtech@gmail.com> | 2013-07-08 19:07:23 -0700 |
commit | d5d7b1f92659094172f5e2f9dec3996db5720b6d (patch) | |
tree | 92fc1b73e2e34f5fe5a75ace9ec1f91d0aadb815 | |
parent | 305e58689d14f8f758ac675167428718c6b6a203 (diff) | |
parent | 408fa2266a4af402152cc0f1e9a40b56477b995a (diff) | |
download | libnet-d5d7b1f92659094172f5e2f9dec3996db5720b6d.tar.gz |
Merge pull request #32 from ThomasHabets/get-vlan-mac
Make libnet_get_hwaddr() work with 802.1q interfaces in bpf (BSD).
-rw-r--r-- | libnet/src/libnet_link_bpf.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/libnet/src/libnet_link_bpf.c b/libnet/src/libnet_link_bpf.c index 875a8e4..ec88546 100644 --- a/libnet/src/libnet_link_bpf.c +++ b/libnet/src/libnet_link_bpf.c @@ -314,7 +314,11 @@ libnet_get_hwaddr(libnet_t *l) if (ifm->ifm_type == RTM_IFINFO) { sdl = (struct sockaddr_dl *)(ifm + 1); - if (sdl->sdl_type != IFT_ETHER) + if (sdl->sdl_type != IFT_ETHER + && sdl->sdl_type != IFT_FASTETHER + && sdl->sdl_type != IFT_FASTETHERFX + && sdl->sdl_type != IFT_GIGABITETHERNET + && sdl->sdl_type != IFT_L2VLAN) continue; if (strncmp(&sdl->sdl_data[0], l->device, sdl->sdl_nlen) == 0) { @@ -324,6 +328,12 @@ libnet_get_hwaddr(libnet_t *l) } } free(buf); + if (next == end) { + snprintf(l->err_buf, LIBNET_ERRBUF_SIZE, + "%s(): interface %s of known type not found.", + __func__, l->device); + return NULL; + } return (&ea); } |