diff options
Diffstat (limited to 'src/Erebos/Network/ifaddrs.c')
| -rw-r--r-- | src/Erebos/Network/ifaddrs.c | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/src/Erebos/Network/ifaddrs.c b/src/Erebos/Network/ifaddrs.c index 37c3e00..efeca18 100644 --- a/src/Erebos/Network/ifaddrs.c +++ b/src/Erebos/Network/ifaddrs.c @@ -1,5 +1,7 @@ #include "ifaddrs.h" +#ifndef _WIN32 + #include <arpa/inet.h> #include <ifaddrs.h> #include <net/if.h> @@ -39,3 +41,51 @@ uint32_t * broadcast_addresses(void) ret[count] = 0; return ret; } + +#else // _WIN32 + +#include <winsock2.h> +#include <ws2tcpip.h> + +#pragma comment(lib, "ws2_32.lib") + +uint32_t * broadcast_addresses(void) +{ + uint32_t * ret = NULL; + SOCKET wsock = INVALID_SOCKET; + + struct WSAData wsaData; + if (WSAStartup(MAKEWORD(2, 2), &wsaData) != 0) + return NULL; + + wsock = WSASocket(AF_INET, SOCK_DGRAM, IPPROTO_UDP, NULL, 0, 0); + if (wsock == INVALID_SOCKET) + goto cleanup; + + INTERFACE_INFO InterfaceList[32]; + unsigned long nBytesReturned; + + if (WSAIoctl(wsock, SIO_GET_INTERFACE_LIST, 0, 0, + InterfaceList, sizeof(InterfaceList), + &nBytesReturned, 0, 0) == SOCKET_ERROR) + goto cleanup; + + int numInterfaces = nBytesReturned / sizeof(INTERFACE_INFO); + + size_t capacity = 16, count = 0; + ret = malloc(sizeof(uint32_t) * capacity); + + for (int i = 0; i < numInterfaces && count < capacity - 1; i++) + if (InterfaceList[i].iiFlags & IFF_BROADCAST) + ret[count++] = InterfaceList[i].iiBroadcastAddress.AddressIn.sin_addr.s_addr; + + ret[count] = 0; +cleanup: + if (wsock != INVALID_SOCKET) + closesocket(wsock); + WSACleanup(); + + return ret; +} + +#endif |