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include/bip6.h

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+/**
+* @file
+* @author Steve Karg
+* @date 2015
+* @defgroup DLBIP6 BACnet/IPv6 DataLink Network Layer
+* @ingroup DataLink
+*
+* Implementation of the Network Layer using BACnet/IPv6 as the transport, as
+* described in Annex J.
+* The functions described here fulfill the roles defined generically at the
+* DataLink level by serving as the implementation of the function templates.
+*/
+#ifndef BIP6_H
+#define BIP6_H
+
+#include <stdbool.h>
+#include <stdint.h>
+#include <stddef.h>
+#include "bacdef.h"
+#include "npdu.h"
+#include "bvlc6.h"
+
+/* specific defines for BACnet/IP over Ethernet */
+#define BIP6_HEADER_MAX (1 + 1 + 2)
+#define BIP6_MPDU_MAX (BIP6_HEADER_MAX+MAX_PDU)
+/* for legacy demo applications */
+#define MAX_MPDU BIP6_MPDU_MAX
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+    /* 6 datalink functions used by demo handlers and applications:
+       init, send, receive, cleanup, unicast/broadcast address.
+       Note: the addresses used here are VMAC addresses. */
+    bool bip6_init(
+        char *ifname);
+    void bip6_cleanup(
+        void);
+    void bip6_get_broadcast_address(
+        BACNET_ADDRESS * my_address);
+    void bip6_get_my_address(
+        BACNET_ADDRESS * my_address);
+    int bip6_send_pdu(
+        BACNET_ADDRESS * dest,
+        BACNET_NPDU_DATA * npdu_data,
+        uint8_t * pdu,
+        unsigned pdu_len);
+    uint16_t bip6_receive(
+        BACNET_ADDRESS * src,
+        uint8_t * pdu,
+        uint16_t max_pdu,
+        unsigned timeout);
+
+    /* functions that are custom per port */
+    void bip6_set_interface(
+        char *ifname);
+
+    bool bip6_address_match_self(
+        BACNET_IP6_ADDRESS *addr);
+
+    bool bip6_set_addr(
+        BACNET_IP6_ADDRESS *addr);
+    bool bip6_get_addr(
+        BACNET_IP6_ADDRESS *addr);
+
+    void bip6_set_port(
+        uint16_t port);
+    uint16_t bip6_get_port(
+        void);
+
+    bool bip6_set_broadcast_addr(
+        BACNET_IP6_ADDRESS *addr);
+    /* returns network byte order */
+    bool bip6_get_broadcast_addr(
+        BACNET_IP6_ADDRESS *addr);
+
+    int bip6_send_mpdu(
+        BACNET_IP6_ADDRESS *addr,
+        uint8_t * mtu,
+        uint16_t mtu_len);
+
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+#endif