forked from Lainports/opnsense-ports
32 lines
1.1 KiB
C
32 lines
1.1 KiB
C
- Make libnet_get_hwaddr() work with 802.1q interfaces in bpf (BSD).
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Obtained from: https://github.com/sam-github/libnet/commit/408fa2266a4af402152cc0f1e9a40b56477b995a
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--- src/libnet_link_bpf.c.orig 2012-03-19 16:59:50 UTC
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+++ src/libnet_link_bpf.c
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@@ -316,7 +316,11 @@ libnet_get_hwaddr(libnet_t *l)
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if (ifm->ifm_type == RTM_IFINFO)
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{
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sdl = (struct sockaddr_dl *)(ifm + 1);
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- if (sdl->sdl_type != IFT_ETHER)
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+ if (sdl->sdl_type != IFT_ETHER
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+ && sdl->sdl_type != IFT_FASTETHER
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+ && sdl->sdl_type != IFT_FASTETHERFX
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+ && sdl->sdl_type != IFT_GIGABITETHERNET
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+ && sdl->sdl_type != IFT_L2VLAN)
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continue;
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if (strncmp(&sdl->sdl_data[0], l->device, sdl->sdl_nlen) == 0)
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{
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@@ -326,6 +330,12 @@ libnet_get_hwaddr(libnet_t *l)
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}
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}
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free(buf);
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+ if (next == end) {
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+ snprintf(l->err_buf, LIBNET_ERRBUF_SIZE,
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+ "%s(): interface %s of known type not found.",
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+ __func__, l->device);
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+ return NULL;
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+ }
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return (&ea);
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}
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