Initial commit, based on .tar.gz file as provided by 3DR , see SOURCE file

sololink/flightcode/telem_ctrl/telem_dest.h

@@ -0,0 +1,55 @@
+#ifndef TELEM_DEST_H
+#define TELEM_DEST_H
+
+//
+// telemetry destinations table
+//
+// This is the destinations that receive mavlink. It is updated periodically
+// based on who is associated with the AP and who is in the ARP table. The
+// table's first 'num_dest' entries are in use, and all entries after that are
+// free. An entry is added by putting it at index 'num_dest'. An entry 'k' is
+// deleted by copying all entries from 'k' + 1 to the end down one slot
+// (overwriting the entry to be deleted) and clearing the one now at the end.
+//
+
+#ifndef MAC_LEN
+#define MAC_LEN 6
+#endif
+
+// Each entry either wants raw mavlink, or a link_packet (mavlink with
+// metadata wrapper).
+typedef enum {
+    TF_MAVLINK,     // raw mavlink
+    TF_LINK_PACKET, // link_packet.h
+    TF_MAX          // (last)
+} telem_format_t;
+
+// one entry in table
+struct telem_dest {
+    telem_format_t format;
+    int fd;
+    sockaddr_in sa;
+    unsigned err_cnt; // send errors for this dest since last message
+    uint64_t err_us;  // time of last send error message
+    uint8_t mac[MAC_LEN];
+};
+
+// the table (entries plus count)
+struct telem_dest_table {
+    // Maximum number of destinations. Normally we have up to four:
+    // two internal (stm32 and tlog), maybe an app, and maybe a gcs.
+    static const int DEST_MAX = 32;
+
+    telem_dest dest[DEST_MAX];
+    int num_dest;
+
+    void init(void);
+    void dump(int priority) const;
+    void check(void) const;
+    int add(const uint8_t *mac, const in_addr_t ip, const short port_hbo, int tos = 0,
+            telem_format_t format = TF_MAVLINK);
+    void delete_by_index(int index);
+    int find_by_mac_ip(const uint8_t *mac, const in_addr_t ip) const;
+};
+
+#endif // TELEM_DEST_H