--- /dev/null
+
+// Written by Forest Hale 2003-06-15 and placed into public domain.
+
+#ifndef LHNET_H
+#define LHNET_H
+
+typedef enum lhnetaddresstype_e
+{
+ LHNETADDRESSTYPE_NONE,
+ LHNETADDRESSTYPE_LOOP,
+ LHNETADDRESSTYPE_INET4,
+ LHNETADDRESSTYPE_INET6
+}
+lhnetaddresstype_t;
+
+typedef struct lhnetaddress_s
+{
+ lhnetaddresstype_t addresstype;
+ int port; // used by LHNETADDRESSTYPE_LOOP
+ unsigned char storage[256]; // sockaddr_in or sockaddr_in6
+}
+lhnetaddress_t;
+
+int LHNETADDRESS_FromPort(lhnetaddress_t *address, lhnetaddresstype_t addresstype, int port);
+int LHNETADDRESS_FromString(lhnetaddress_t *address, const char *string, int defaultport);
+int LHNETADDRESS_ToString(const lhnetaddress_t *address, char *string, int stringbuffersize, int includeport);
+int LHNETADDRESS_GetAddressType(const lhnetaddress_t *address);
+const char *LHNETADDRESS_GetInterfaceName(const lhnetaddress_t *address);
+int LHNETADDRESS_GetPort(const lhnetaddress_t *address);
+int LHNETADDRESS_SetPort(lhnetaddress_t *address, int port);
+int LHNETADDRESS_Compare(const lhnetaddress_t *address1, const lhnetaddress_t *address2);
+
+typedef struct lhnetsocket_s
+{
+ lhnetaddress_t address;
+ int inetsocket;
+ struct lhnetsocket_s *next, *prev;
+}
+lhnetsocket_t;
+
+void LHNET_Init(void);
+void LHNET_Shutdown(void);
+void LHNET_SleepUntilPacket_Microseconds(int microseconds);
+lhnetsocket_t *LHNET_OpenSocket_Connectionless(lhnetaddress_t *address);
+void LHNET_CloseSocket(lhnetsocket_t *lhnetsocket);
+lhnetaddress_t *LHNET_AddressFromSocket(lhnetsocket_t *sock);
+int LHNET_Read(lhnetsocket_t *lhnetsocket, void *content, int maxcontentlength, lhnetaddress_t *address);
+int LHNET_Write(lhnetsocket_t *lhnetsocket, const void *content, int contentlength, const lhnetaddress_t *address);
+
+#endif
+