diff options
| -rw-r--r-- | api/direct_bt/HCIHandler.hpp | 20 | ||||
| -rw-r--r-- | src/direct_bt/HCIHandler.cpp | 40 |
2 files changed, 60 insertions, 0 deletions
diff --git a/api/direct_bt/HCIHandler.hpp b/api/direct_bt/HCIHandler.hpp index 1879accf..64c69f99 100644 --- a/api/direct_bt/HCIHandler.hpp +++ b/api/direct_bt/HCIHandler.hpp @@ -222,6 +222,26 @@ namespace direct_bt { HCIStatusCode reset(); /** + * Sets LE scanning parameters. + * <p> + * BT Core Spec v5.2: Vol 4, Part E HCI: 7.8.10 LE Set Scan Parameters command + * </p> + * Should not be called while scanning is active. + */ + HCIStatusCode le_set_scan_param(const bool le_scan_active=false, + const HCILEOwnAddressType own_mac_type=HCILEOwnAddressType::PUBLIC, + const uint16_t le_scan_interval=48, const uint16_t le_scan_window=48, + const uint8_t filter_policy=0x00); + + /** + * Starts or stops LE scanning. + * <p> + * BT Core Spec v5.2: Vol 4, Part E HCI: 7.8.11 LE Set Scan Enable command + * </p> + */ + HCIStatusCode le_enable_scan(const bool enable, const bool filter_dup=false); + + /** * Establish a connection to the given LE peer. * <p> * BT Core Spec v5.2: Vol 4, Part E HCI: 7.8.12 LE Create Connection command diff --git a/src/direct_bt/HCIHandler.cpp b/src/direct_bt/HCIHandler.cpp index 6ade9e67..5a5443e2 100644 --- a/src/direct_bt/HCIHandler.cpp +++ b/src/direct_bt/HCIHandler.cpp @@ -538,6 +538,46 @@ HCIStatusCode HCIHandler::reset() { return ev_cc->getReturnStatus(0); } +HCIStatusCode HCIHandler::le_set_scan_param(const bool le_scan_active, + const HCILEOwnAddressType own_mac_type, + const uint16_t le_scan_interval, const uint16_t le_scan_window, + const uint8_t filter_policy) { + const std::lock_guard<std::recursive_mutex> lock(mtx); // RAII-style acquire and relinquish via destructor + if( !comm.isOpen() ) { + ERR_PRINT("HCIHandler::le_set_scan_param: device not open"); + return HCIStatusCode::INTERNAL_FAILURE; + } + HCIStructCommand<hci_cp_le_set_scan_param> req0(HCIOpcode::LE_SET_SCAN_PARAM); + hci_cp_le_set_scan_param * cp = req0.getWStruct(); + cp->type = le_scan_active ? LE_SCAN_ACTIVE : LE_SCAN_PASSIVE; + cp->interval = cpu_to_le(le_scan_interval); + cp->window = cpu_to_le(le_scan_window); + cp->own_address_type = static_cast<uint8_t>(own_mac_type); + cp->filter_policy = filter_policy; + + const hci_rp_status * ev_status; + HCIStatusCode status; + std::shared_ptr<HCIEvent> ev = processCommandComplete(req0, &ev_status, &status); + return status; +} + +HCIStatusCode HCIHandler::le_enable_scan(const bool enable, const bool filter_dup) { + const std::lock_guard<std::recursive_mutex> lock(mtx); // RAII-style acquire and relinquish via destructor + if( !comm.isOpen() ) { + ERR_PRINT("HCIHandler::le_enable_scan: device not open"); + return HCIStatusCode::INTERNAL_FAILURE; + } + HCIStructCommand<hci_cp_le_set_scan_enable> req0(HCIOpcode::LE_SET_SCAN_ENABLE); + hci_cp_le_set_scan_enable * cp = req0.getWStruct(); + cp->enable = enable ? LE_SCAN_ENABLE : LE_SCAN_DISABLE; + cp->filter_dup = filter_dup ? LE_SCAN_FILTER_DUP_ENABLE : LE_SCAN_FILTER_DUP_DISABLE; + + const hci_rp_status * ev_status; + HCIStatusCode status; + std::shared_ptr<HCIEvent> ev = processCommandComplete(req0, &ev_status, &status); + return status; +} + HCIStatusCode HCIHandler::le_create_conn(const EUI48 &peer_bdaddr, const HCILEPeerAddressType peer_mac_type, const HCILEOwnAddressType own_mac_type, |