hci.c (9d78a7ec35d10cc59b12101cebe9cf2be33d6ece) hci.c (71fd255d6139194e0c2e26430392f229aeaeb463)
1/*
2 * Copyright (C) 2014 BlueKitchen GmbH
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright

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169 SUPPORTED_HCI_COMMANDS
170 SUPPORTED_HCI_COMMANDS_COUNT
171};
172#undef X
173
174// prototypes
175#ifdef ENABLE_CLASSIC
176static void hci_update_scan_enable(void);
1/*
2 * Copyright (C) 2014 BlueKitchen GmbH
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright

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169 SUPPORTED_HCI_COMMANDS
170 SUPPORTED_HCI_COMMANDS_COUNT
171};
172#undef X
173
174// prototypes
175#ifdef ENABLE_CLASSIC
176static void hci_update_scan_enable(void);
177static void hci_emit_discoverable_enabled(uint8_t enabled);
177static void hci_emit_scan_mode_changed(uint8_t discoverable, uint8_t connectable);
178static int hci_local_ssp_activated(void);
179static bool hci_remote_ssp_supported(hci_con_handle_t con_handle);
180static bool hci_ssp_supported(hci_connection_t * connection);
181static void hci_notify_if_sco_can_send_now(void);
182static void hci_emit_connection_complete(bd_addr_t address, hci_con_handle_t con_handle, uint8_t status);
183static gap_security_level_t gap_security_level_for_connection(hci_connection_t * connection);
184static void hci_emit_security_level(hci_con_handle_t con_handle, gap_security_level_t level);
185static void hci_connection_timeout_handler(btstack_timer_source_t *timer);

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2612#ifdef ENABLE_CLASSIC
2613 if (hci_stack->link_key_db){
2614 hci_stack->link_key_db->set_local_bd_addr(hci_stack->local_bd_addr);
2615 }
2616#endif
2617 break;
2618#ifdef ENABLE_CLASSIC
2619 case HCI_OPCODE_HCI_WRITE_SCAN_ENABLE:
178static int hci_local_ssp_activated(void);
179static bool hci_remote_ssp_supported(hci_con_handle_t con_handle);
180static bool hci_ssp_supported(hci_connection_t * connection);
181static void hci_notify_if_sco_can_send_now(void);
182static void hci_emit_connection_complete(bd_addr_t address, hci_con_handle_t con_handle, uint8_t status);
183static gap_security_level_t gap_security_level_for_connection(hci_connection_t * connection);
184static void hci_emit_security_level(hci_con_handle_t con_handle, gap_security_level_t level);
185static void hci_connection_timeout_handler(btstack_timer_source_t *timer);

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2612#ifdef ENABLE_CLASSIC
2613 if (hci_stack->link_key_db){
2614 hci_stack->link_key_db->set_local_bd_addr(hci_stack->local_bd_addr);
2615 }
2616#endif
2617 break;
2618#ifdef ENABLE_CLASSIC
2619 case HCI_OPCODE_HCI_WRITE_SCAN_ENABLE:
2620 hci_emit_discoverable_enabled(hci_stack->discoverable);
2620 hci_emit_scan_mode_changed(hci_stack->discoverable, hci_stack->connectable);
2621 break;
2622 case HCI_OPCODE_HCI_PERIODIC_INQUIRY_MODE:
2623 status = hci_event_command_complete_get_return_parameters(packet)[0];
2624 if (status == ERROR_CODE_SUCCESS) {
2625 hci_stack->inquiry_state = GAP_INQUIRY_STATE_PERIODIC;
2626 } else {
2627 hci_stack->inquiry_state = GAP_INQUIRY_STATE_IDLE;
2628 }

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4767 hci_stack->gap_tasks_classic |= GAP_TASK_WRITE_SCAN_ENABLE;
4768 hci_run();
4769}
4770
4771void gap_discoverable_control(uint8_t enable){
4772 if (enable) enable = 1; // normalize argument
4773
4774 if (hci_stack->discoverable == enable){
2621 break;
2622 case HCI_OPCODE_HCI_PERIODIC_INQUIRY_MODE:
2623 status = hci_event_command_complete_get_return_parameters(packet)[0];
2624 if (status == ERROR_CODE_SUCCESS) {
2625 hci_stack->inquiry_state = GAP_INQUIRY_STATE_PERIODIC;
2626 } else {
2627 hci_stack->inquiry_state = GAP_INQUIRY_STATE_IDLE;
2628 }

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4767 hci_stack->gap_tasks_classic |= GAP_TASK_WRITE_SCAN_ENABLE;
4768 hci_run();
4769}
4770
4771void gap_discoverable_control(uint8_t enable){
4772 if (enable) enable = 1; // normalize argument
4773
4774 if (hci_stack->discoverable == enable){
4775 hci_emit_discoverable_enabled(hci_stack->discoverable);
4775 hci_emit_scan_mode_changed(hci_stack->discoverable, hci_stack->connectable);
4776 return;
4777 }
4778
4779 hci_stack->discoverable = enable;
4780 hci_update_scan_enable();
4781}
4782
4783void gap_connectable_control(uint8_t enable){

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6783 gap_security_level_t security_level = gap_security_level_for_link_key_type(connection->link_key_type);
6784 // LEVEL 4 always requires 128 bit encrytion key size
6785 if ((security_level == LEVEL_4) && (connection->encryption_key_size < 16)){
6786 security_level = LEVEL_3;
6787 }
6788 return security_level;
6789}
6790
4776 return;
4777 }
4778
4779 hci_stack->discoverable = enable;
4780 hci_update_scan_enable();
4781}
4782
4783void gap_connectable_control(uint8_t enable){

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6783 gap_security_level_t security_level = gap_security_level_for_link_key_type(connection->link_key_type);
6784 // LEVEL 4 always requires 128 bit encrytion key size
6785 if ((security_level == LEVEL_4) && (connection->encryption_key_size < 16)){
6786 security_level = LEVEL_3;
6787 }
6788 return security_level;
6789}
6790
6791static void hci_emit_discoverable_enabled(uint8_t enabled){
6792 log_info("BTSTACK_EVENT_DISCOVERABLE_ENABLED %u", enabled);
6793 uint8_t event[3];
6794 event[0] = BTSTACK_EVENT_DISCOVERABLE_ENABLED;
6791static void hci_emit_scan_mode_changed(uint8_t discoverable, uint8_t connectable){
6792 uint8_t event[4];
6793 event[0] = BTSTACK_EVENT_SCAN_MODE_CHANGED;
6795 event[1] = sizeof(event) - 2;
6794 event[1] = sizeof(event) - 2;
6796 event[2] = enabled;
6795 event[2] = discoverable;
6796 event[3] = connectable;
6797 hci_emit_event(event, sizeof(event), 1);
6798}
6799
6800// query if remote side supports eSCO
6801bool hci_remote_esco_supported(hci_con_handle_t con_handle){
6802 hci_connection_t * connection = hci_connection_for_handle(con_handle);
6803 if (!connection) return false;
6804 return (connection->remote_supported_features[0] & 1) != 0;

--- 1889 unchanged lines hidden --- 		6797 hci_emit_event(event, sizeof(event), 1);
6798}
6799
6800// query if remote side supports eSCO
6801bool hci_remote_esco_supported(hci_con_handle_t con_handle){
6802 hci_connection_t * connection = hci_connection_for_handle(con_handle);
6803 if (!connection) return false;
6804 return (connection->remote_supported_features[0] & 1) != 0;

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