1 files changed, 26 insertions, 0 deletions
diff --git a/src/ifaddr/private/utils.nim b/src/ifaddr/private/utils.nim
new file mode 100644
index 0000000..ee84b70
--- /dev/null
+++ b/src/ifaddr/private/utils.nim
@@ -0,0 +1,26 @@
+from net import IpAddress
+
+when defined(windows) or defined(nimdoc):
+    from winlean import SockAddr, Sockaddr_in, Sockaddr_in6, AF_INET, AF_INET6, SockLen
+elif defined(linux) or defined(maxosx):
+    from posix import SockAddr, Sockaddr_in, Sockaddr_in6, AF_INET, AF_INET6, SockLen
+
+from nativesockets import Port
+from net import fromSockAddr
+
+
+proc fromSockAddrPtr*(sa: ptr SockAddr, address: var IpAddress, flowInfo: var uint32,
+                      scopeId: var uint32) =
+    var port: Port
+    if sa.sa_family.uint32 == AF_INET.uint32:
+        let sa4 = cast[ptr Sockaddr_in](sa)[]
+        let size = sizeof(Sockaddr_in).SockLen
+        fromSockAddr(sa4, size, address, port)
+    elif sa.sa_family.uint32 == AF_INET6.uint32:
+        let sa6 = cast[ptr Sockaddr_in6](sa)[]
+        let size = sizeof(Sockaddr_in6).SockLen
+        fromSockAddr(sa6, size, address, port)
+        flowInfo = sa6.sin6_flowinfo.uint32
+        scopeId = sa6.sin6_scope_id.uint32
+    else:
+        raise newException(Exception, "unknown sa_family")