Initial Commit

1 files changed, 70 insertions, 0 deletions

diff --git a/libloragw/inc/loragw_lbt.h b/libloragw/inc/loragw_lbt.h
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+++ b/libloragw/inc/loragw_lbt.h
@@ -0,0 +1,70 @@
+/*
+ / _____)             _              | |
+( (____  _____ ____ _| |_ _____  ____| |__
+ \____ \| ___ |    (_   _) ___ |/ ___)  _ \
+ _____) ) ____| | | || |_| ____( (___| | | |
+(______/|_____)_|_|_| \__)_____)\____)_| |_|
+  (C)2013 Semtech-Cycleo
+
+Description:
+    Functions used to handle the Listen Before Talk feature
+
+License: Revised BSD License, see LICENSE.TXT file include in the project
+Maintainer: Michael Coracin
+*/
+
+#ifndef _LORAGW_LBT_H
+#define _LORAGW_LBT_H
+
+/* -------------------------------------------------------------------------- */
+/* --- DEPENDANCIES --------------------------------------------------------- */
+
+#include <stdint.h>     /* C99 types */
+#include <stdbool.h>    /* bool type */
+
+#include "loragw_hal.h"
+
+/* -------------------------------------------------------------------------- */
+/* --- PUBLIC CONSTANTS ----------------------------------------------------- */
+
+#define LGW_LBT_SUCCESS 0
+#define LGW_LBT_ERROR -1
+
+/* -------------------------------------------------------------------------- */
+/* --- PUBLIC FUNCTIONS PROTOTYPES ------------------------------------------ */
+
+/**
+@brief Set the configuration parameters for LBT feature
+@param conf structure containing the configuration parameters
+@return LGW_LBT_ERROR id the operation failed, LGW_LBT_SUCCESS else
+*/
+int lbt_setconf(struct lgw_conf_lbt_s * conf);
+
+/**
+@brief Configure the concentrator for LBT feature
+@return LGW_LBT_ERROR id the operation failed, LGW_LBT_SUCCESS else
+*/
+int lbt_setup(void);
+
+/**
+@brief Start the LBT FSM
+@return LGW_LBT_ERROR id the operation failed, LGW_LBT_SUCCESS else
+*/
+int lbt_start(void);
+
+/**
+@brief Configure the concentrator for LBT feature
+@param pkt_data pointer to downlink packet to be trabsmitted
+@param tx_allowed pointer to receive permission for transmission
+@return LGW_LBT_ERROR id the operation failed, LGW_LBT_SUCCESS else
+*/
+int lbt_is_channel_free(struct lgw_pkt_tx_s * pkt_data, uint16_t tx_start_delay, bool * tx_allowed);
+
+/**
+@brief Check if LBT is enabled
+@return true if enabled, false otherwise
+*/
+bool lbt_is_enabled(void);
+
+#endif
+/* --- EOF ------------------------------------------------------------------ */