Orion

diff --git a/net/net.h b/net/net.h
new file mode 100644
index 0000000..3fd113b
--- /dev/null
+++ b/net/net.h
@@ -0,0 +1,40 @@
+#ifndef KERNEL_NET_H
+#define KERNEL_NET_H
+
+#include <stdint.h>
+#include <stddef.h>
+
+typedef struct NetIF NetIF;
+
+/* Structure for a Network Interface */
+struct NetIF {
+	uint16_t type;
+	void (*transmit)(void *, size_t);
+	void (*get_mac)(char *);
+
+	uint8_t ip[4], mac[6];
+	uint8_t gatewayIp[4], gatewayMac[6];
+	uint8_t dnsIp[4], dnsMac[6];
+	NetIF *next;
+};
+
+uint16_t htons(uint16_t hostshort);
+uint32_t htonl(uint32_t hostlong);
+uint16_t ntohs(uint16_t hostshort);
+uint32_t ntohl(uint32_t hostlong);
+void init_net(void);
+NetIF *net_create_interface(uint16_t type, void (*transmit)(void *, size_t),
+                            void (*get_mac)(char *buf));
+
+void ethernet_receive_frame(NetIF *netif, void *data, size_t len);
+void ethernet_send_frame(NetIF *netif, uint8_t dst[6], uint16_t type,
+                         void *data, size_t len);
+
+void arp_receive_packet(NetIF *netif, void *data, size_t len);
+void arp_request(NetIF *netif, uint8_t dstIp[4], uint8_t *res);
+
+void ipv4_receive_packet(NetIF *netif, void *data, size_t len);
+void ipv4_send_packet(NetIF *netif, uint8_t dst[4], uint8_t proto,
+                      uint16_t flags, void *data, size_t len);
+
+#endif