bool operator() (const IP_ADAPTER_ADDRESSES *iface) {
using Tins::IPv4Address;
using Tins::Endian::host_to_be;
if(iface_id == uint32_t(iface->IfIndex)) {
std::copy(iface->PhysicalAddress, iface->PhysicalAddress + 6, info->hw_addr.begin());
const IP_ADAPTER_UNICAST_ADDRESS *unicast = iface->FirstUnicastAddress;
if(unicast) {
info->ip_addr = IPv4Address(((const struct sockaddr_in *)unicast->Address.lpSockaddr)->sin_addr.s_addr);
info->netmask = IPv4Address(host_to_be<uint32_t>(0xffffffff << (32 - unicast->OnLinkPrefixLength)));
info->bcast_addr = IPv4Address((info->ip_addr & info->netmask) | ~info->netmask);
found = true;
}
}
return found;
}
bool operator() (const struct ifaddrs *addr) {
using Tins::Endian::host_to_be;
using Tins::IPv4Address;
#if defined(BSD) || defined(__FreeBSD_kernel__)
const struct sockaddr_dl* addr_ptr = ((struct sockaddr_dl*)addr->ifa_addr);
if(addr->ifa_addr->sa_family == AF_LINK && addr_ptr->sdl_index == iface_id) {
info->hw_addr = (const uint8_t*)LLADDR(addr_ptr); // mmmm
found_hw = true;
}
else if(addr->ifa_addr->sa_family == AF_INET && !std::strcmp(addr->ifa_name, iface_name)) {
info->ip_addr = IPv4Address(((struct sockaddr_in *)addr->ifa_addr)->sin_addr.s_addr);
info->netmask = IPv4Address(((struct sockaddr_in *)addr->ifa_netmask)->sin_addr.s_addr);
if((addr->ifa_flags & (IFF_BROADCAST | IFF_POINTOPOINT)))
info->bcast_addr = IPv4Address(((struct sockaddr_in *)addr->ifa_dstaddr)->sin_addr.s_addr);
else
info->bcast_addr = 0;
info->is_up = (addr->ifa_flags & IFF_UP);
found_ip = true;
}
#else
const struct sockaddr_ll* addr_ptr = ((struct sockaddr_ll*)addr->ifa_addr);
if(addr->ifa_addr) {
if(addr->ifa_addr->sa_family == AF_PACKET && addr_ptr->sll_ifindex == iface_id) {
info->hw_addr = addr_ptr->sll_addr;
found_hw = true;
}
else if(addr->ifa_addr->sa_family == AF_INET && !std::strcmp(addr->ifa_name, iface_name)) {
info->ip_addr = IPv4Address(((struct sockaddr_in *)addr->ifa_addr)->sin_addr.s_addr);
info->netmask = IPv4Address(((struct sockaddr_in *)addr->ifa_netmask)->sin_addr.s_addr);
if((addr->ifa_flags & (IFF_BROADCAST | IFF_POINTOPOINT)))
info->bcast_addr = IPv4Address(((struct sockaddr_in *)addr->ifa_ifu.ifu_broadaddr)->sin_addr.s_addr);
else
info->bcast_addr = 0;
info->is_up = (addr->ifa_flags & IFF_UP);
found_ip = true;
}
}
#endif
return found_ip && found_hw;
}
// static
NetworkInterface NetworkInterface::default_interface() {
return NetworkInterface(IPv4Address(uint32_t(0)));
}
