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Diffstat (limited to 'arduino/libraries/Bluefruit52Lib/src/BLEGap.h')
| -rwxr-xr-x | arduino/libraries/Bluefruit52Lib/src/BLEGap.h | 132 |
1 files changed, 132 insertions, 0 deletions
diff --git a/arduino/libraries/Bluefruit52Lib/src/BLEGap.h b/arduino/libraries/Bluefruit52Lib/src/BLEGap.h new file mode 100755 index 0000000..3b6fa8a --- /dev/null +++ b/arduino/libraries/Bluefruit52Lib/src/BLEGap.h @@ -0,0 +1,132 @@ +/**************************************************************************/ +/*! + @file BLEGap.h + @author hathach (tinyusb.org) + + @section LICENSE + + Software License Agreement (BSD License) + + Copyright (c) 2018, Adafruit Industries (adafruit.com) + All rights reserved. + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions are met: + 1. Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + 2. Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in the + documentation and/or other materials provided with the distribution. + 3. Neither the name of the copyright holders nor the + names of its contributors may be used to endorse or promote products + derived from this software without specific prior written permission. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY + EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE FOR ANY + DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ +/**************************************************************************/ +#ifndef BLEGAP_H_ +#define BLEGAP_H_ + +#include <Arduino.h> +#include "bluefruit_common.h" +#include "BLEUuid.h" +#include "utility/bonding.h" + +enum +{ + CONN_CFG_PERIPHERAL = 1, + CONN_CFG_CENTRAL = 2, +}; + +class BLEGap +{ + public: + typedef void (*connect_callback_t ) (uint16_t conn_hdl); + typedef void (*disconnect_callback_t ) (uint16_t conn_hdl, uint8_t reason); + + BLEGap(void); + + uint8_t getAddr (uint8_t mac[6]); + bool setAddr (uint8_t mac[6], uint8_t type); +// bool setPrivacy (); sd_ble_gap_privacy_set() + + bool connected (uint16_t conn_hdl); + bool paired (uint16_t conn_hdl); + bool requestPairing (uint16_t conn_hdl); + + uint8_t getRole (uint16_t conn_hdl); + + uint8_t getPeerAddr (uint16_t conn_hdl, uint8_t addr[6]); + ble_gap_addr_t getPeerAddr (uint16_t conn_hdl); + uint16_t getPeerName (uint16_t conn_hdl, char* buf, uint16_t bufsize); + + uint16_t getMTU (uint16_t conn_hdl); + uint16_t getMaxMtuByConnCfg (uint8_t conn_cfg); + uint16_t getMaxMtu (uint8_t conn_hdl); + + uint8_t getHvnQueueSize (uint8_t conn_hdl); + uint8_t getWriteCmdQueueSize (uint8_t conn_hdl); + + bool getHvnPacket (uint16_t conn_hdl); + bool getWriteCmdPacket (uint16_t conn_hdl); + + void configPrphConn (uint16_t mtu_max, uint8_t event_len, uint8_t hvn_qsize, uint8_t wrcmd_qsize); + void configCentralConn (uint16_t mtu_max, uint8_t event_len, uint8_t hvn_qsize, uint8_t wrcmd_qsize); + + /*------------------------------------------------------------------*/ + /* INTERNAL USAGE ONLY + * Although declare as public, it is meant to be invoked by internal + * code. User should not call these directly + *------------------------------------------------------------------*/ + void _eventHandler(ble_evt_t* evt); + + // Array of TX Packet semaphore, indexed by connection handle + // Peer info where conn_hdl serves as index + typedef struct { + bool connected; + bool paired; + uint8_t role; + uint16_t att_mtu; + + ble_gap_addr_t addr; + + uint16_t ediv; + bond_keys_t* bond_keys; // Shared keys with bonded device, size ~ 80 bytes + + SemaphoreHandle_t hvn_tx_sem; + SemaphoreHandle_t wrcmd_tx_sem; + + bool hvc_received; + + // On-demand semaphore that are created on the fly + SemaphoreHandle_t hvc_sem; + SemaphoreHandle_t pair_sem; + } gap_peer_t; + + gap_peer_t* _get_peer(uint16_t conn_hdl) { return &_peers[conn_hdl]; } + + private: + struct { + uint16_t mtu_max; + uint8_t event_len; + uint8_t hvn_tx_qsize; + uint8_t wr_cmd_qsize; + } _cfg_prph, _cfg_central; + + gap_peer_t _peers[BLE_MAX_CONN]; + + ble_gap_sec_params_t _sec_param; + + friend class AdafruitBluefruit; +}; + +#endif /* BLEGAP_H_ */ |