Use AF_LINK and net/if_dl.h on all non-Linux systems (#835)

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WaluigiWare64 2020-12-01 14:01:57 -08:00 committed by GitHub
parent 298b958e2a
commit 07423492c4
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@ -33,10 +33,10 @@
#include <sys/types.h>
#include <ifaddrs.h>
#include <netinet/in.h>
#ifdef __APPLE__
#include <net/if_dl.h>
#else
#ifdef __linux__
#include <linux/if_packet.h>
#else
#include <net/if_dl.h>
#endif
#endif
@ -283,16 +283,7 @@ bool Init(bool open_adapter)
struct sockaddr_in* sa = (sockaddr_in*)curaddr->ifa_addr;
memcpy(adata->IP_v4, &sa->sin_addr, 4);
}
#ifdef __APPLE__
else if (af == AF_LINK)
{
struct sockaddr_dl* sa = (sockaddr_dl*)curaddr->ifa_addr;
if (sa->sdl_alen != 6)
printf("weird MAC length %d for %s\n", sa->sdl_alen, curaddr->ifa_name);
else
memcpy(adata->MAC, LLADDR(sa), 6);
}
#else
#ifdef __linux__
else if (af == AF_PACKET)
{
struct sockaddr_ll* sa = (sockaddr_ll*)curaddr->ifa_addr;
@ -301,6 +292,15 @@ bool Init(bool open_adapter)
else
memcpy(adata->MAC, sa->sll_addr, 6);
}
#else
else if (af == AF_LINK)
{
struct sockaddr_dl* sa = (sockaddr_dl*)curaddr->ifa_addr;
if (sa->sdl_alen != 6)
printf("weird MAC length %d for %s\n", sa->sdl_alen, curaddr->ifa_name);
else
memcpy(adata->MAC, LLADDR(sa), 6);
}
#endif
curaddr = curaddr->ifa_next;
}