Merge pull request ARMmbed#1601 from ARMmbed/IOTTHD-2214

Iotthd 2214

Author: Jarkko Paso

source/Service_Libs/fhss/fhss.c

@@ -26,12 +26,49 @@
 #define NUMBER_OF_BC_START_SUPERFRAMES  3
 #define MAX_FHSS_TIMER_DIVIDER  100
 #define SYNCH_MONITOR_AVG_SAMPLES   5
+#define FHSS_DATA_START_DELIMETER   0x00
+#define FHSS_SYNCHRONIZATION_LOST   10
+#define BEACON_INTERVAL_INIT_DIVIDER 100
+#define FHSS_SYNCH_DRIFT_TOO_HIGH_LIMIT 20000
+#define CLOSE_TO_SUPERFRAME_LENGTH  2000
+#define BEACON_FIELD_SIZE(field) (sizeof((fhss_synchronization_beacon_payload_s*)0)->field)
 
 typedef struct fhss_structure fhss_structure_t;
 typedef struct fhss_beacon_info fhss_beacon_info_t;
 typedef struct fhss_synch_monitor fhss_synch_monitor_s;
 typedef struct fhss_failed_tx fhss_failed_tx_t;
 typedef struct fhss_bs fhss_bs_t;
+typedef struct fhss_synchronization_beacon_payload fhss_synchronization_beacon_payload_s;
+
+struct fhss_synchronization_beacon_payload
+{
+    /** Start delimeter */
+    uint8_t data_start_delimeter;
+    /** Channel index */
+    uint8_t channel_index;
+    /** Sender unicast channel index */
+    uint8_t sender_unicast_channel;
+    /** Current superframe */
+    uint16_t current_superframe;
+    /** Remaining time (us) to next superframe */
+    uint16_t remaining_slots;
+    /** Channel list counter */
+    uint16_t channel_list_counter;
+    /** Hop count */
+    uint8_t hop_count;
+    /** Number of broadcast channels */
+    uint8_t number_of_broadcast_channels;
+    /** Number of TX slots per channel */
+    uint8_t number_of_tx_slots;
+    /** Time since last beacon (us) */
+    uint32_t time_since_last_beacon;
+    /** Processing delay (us) */
+    uint16_t processing_delay;
+    /** Superframe length */
+    uint16_t superframe_length;
+    /** Number of superframes per channel */
+    uint8_t number_of_superframes_per_channel;
+};
 
 struct fhss_beacon_info
 {
@@ -86,7 +123,6 @@ struct fhss_bs
 
 fhss_structure_t *fhss_enable(fhss_api_t *fhss_api, const fhss_configuration_t *fhss_configuration, const fhss_timer_t *fhss_timer, fhss_statistics_t *fhss_statistics);
 bool fhss_is_synch_root(fhss_structure_t *fhss_structure);
-void fhss_update_beacon_info_lifetimes(fhss_structure_t *fhss_structure, uint32_t timestamp);
 uint32_t fhss_get_tx_time(fhss_structure_t *fhss_structure, uint16_t bytes_to_send, uint8_t phy_header_length, uint8_t phy_tail_length);
 /**
  * Calculate time in microseconds to start of next superframe.
@@ -97,5 +133,6 @@ uint32_t fhss_get_tx_time(fhss_structure_t *fhss_structure, uint16_t bytes_to_se
 uint32_t fhss_get_remaining_time_to_next_superframe(const fhss_structure_t *fhss_struct);
 int8_t fhss_set_synch_configuration(fhss_structure_t *fhss_structure, const fhss_synch_configuration_t *fhss_synch_configuration);
 int fhss_set_callbacks(fhss_structure_t *fhss_structure);
+uint8_t fhss_calculate_uc_index(uint8_t channel_index, uint16_t number_of_channels, uint8_t number_of_broadcast_channels);
 
 #endif /* FHSS_H_ */