| 25 | namespace dmSocket |
| 26 | { |
| 27 | void GetIfAddresses(IfAddr* addresses, uint32_t addresses_count, uint32_t* count) |
| 28 | { |
| 29 | *count = 0; |
| 30 | ULONG flags = GAA_FLAG_INCLUDE_PREFIX; |
| 31 | ULONG family = AF_INET; |
| 32 | |
| 33 | ULONG out_buf_len; |
| 34 | PIP_ADAPTER_ADDRESSES paddresses = NULL; |
| 35 | |
| 36 | // Ask for the length first |
| 37 | DWORD ret = GetAdaptersAddresses(family, flags, NULL, NULL, &out_buf_len); |
| 38 | |
| 39 | if (ret == ERROR_BUFFER_OVERFLOW) |
| 40 | { // the address pointer is null ofc |
| 41 | paddresses = (IP_ADAPTER_ADDRESSES*)malloc(out_buf_len); |
| 42 | ret = GetAdaptersAddresses(family, flags, NULL, paddresses, &out_buf_len); |
| 43 | } |
| 44 | |
| 45 | PIP_ADAPTER_ADDRESSES pcurraddresses = NULL; |
| 46 | PIP_ADAPTER_UNICAST_ADDRESS punicast = NULL; |
| 47 | |
| 48 | if (ret == NO_ERROR) |
| 49 | { |
| 50 | pcurraddresses = paddresses; |
| 51 | while (pcurraddresses && *count < addresses_count) |
| 52 | { |
| 53 | if (pcurraddresses->IfType != IF_TYPE_SOFTWARE_LOOPBACK) |
| 54 | { |
| 55 | punicast = pcurraddresses->FirstUnicastAddress; |
| 56 | if (punicast) |
| 57 | { |
| 58 | for (unsigned i = 0; punicast != NULL; i++) |
| 59 | { |
| 60 | IfAddr* a = &addresses[*count]; |
| 61 | memset(a, 0, sizeof(*a)); |
| 62 | |
| 63 | wcstombs(a->m_Name, pcurraddresses->FriendlyName, sizeof(a->m_Name)); |
| 64 | a->m_Name[sizeof(a->m_Name) - 1] = 0; |
| 65 | |
| 66 | if (pcurraddresses->OperStatus == IfOperStatusUp) |
| 67 | { |
| 68 | a->m_Flags |= FLAGS_UP; |
| 69 | a->m_Flags |= FLAGS_RUNNING; |
| 70 | } |
| 71 | |
| 72 | if (punicast->Address.lpSockaddr->sa_family == AF_INET) |
| 73 | { |
| 74 | a->m_Flags |= FLAGS_INET; |
| 75 | a->m_Address.m_family = DOMAIN_IPV4; |
| 76 | sockaddr_in* ia = (sockaddr_in*)punicast->Address.lpSockaddr; |
| 77 | *IPv4(&a->m_Address) = ia->sin_addr.s_addr; |
| 78 | } |
| 79 | else if (punicast->Address.lpSockaddr->sa_family == AF_INET6) |
| 80 | { |
| 81 | a->m_Flags |= FLAGS_INET; |
| 82 | a->m_Address.m_family = DOMAIN_IPV6; |
| 83 | sockaddr_in6* ia = (sockaddr_in6*)punicast->Address.lpSockaddr; |
| 84 | memcpy(IPv6(&a->m_Address), &ia->sin6_addr, sizeof(struct in6_addr)); |