hci.c (ceecb9d95af3568dc69d06a9255b87392ca1dd19) hci.c (6fab74db98118d4d08e575fb4b432de22e5f4849)
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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1649 // skip write le host if not supported (e.g. on LE only EM9301)
1650 if (hci_stack->local_supported_commands[0] & 0x02) break;
1651 hci_stack->substate = HCI_INIT_LE_SET_EVENT_MASK;
1652 return;
1653
1654
1655#ifdef ENABLE_LE_DATA_LENGTH_EXTENSION
1656 case HCI_INIT_W4_WRITE_LE_HOST_SUPPORTED:
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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1649 // skip write le host if not supported (e.g. on LE only EM9301)
1650 if (hci_stack->local_supported_commands[0] & 0x02) break;
1651 hci_stack->substate = HCI_INIT_LE_SET_EVENT_MASK;
1652 return;
1653
1654
1655#ifdef ENABLE_LE_DATA_LENGTH_EXTENSION
1656 case HCI_INIT_W4_WRITE_LE_HOST_SUPPORTED:
1657 log_info("Supported commands %x", hci_stack->local_supported_commands[0] & 0x30);
1657 if ((hci_stack->local_supported_commands[0] & 0x30) == 0x30){
1658 hci_stack->substate = HCI_INIT_LE_SET_EVENT_MASK;
1659 return;
1660 }
1661 // explicit fall through to reduce repetitions
1662#endif
1663
1664#ifdef ENABLE_LE_CENTRAL

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2206#endif
2207
2208#ifdef ENABLE_BLE
2209 case HCI_EVENT_LE_META:
2210 switch (packet[2]){
2211#ifdef ENABLE_LE_CENTRAL
2212 case HCI_SUBEVENT_LE_ADVERTISING_REPORT:
2213 // log_info("advertising report received");
1658 if ((hci_stack->local_supported_commands[0] & 0x30) == 0x30){
1659 hci_stack->substate = HCI_INIT_LE_SET_EVENT_MASK;
1660 return;
1661 }
1662 // explicit fall through to reduce repetitions
1663#endif
1664
1665#ifdef ENABLE_LE_CENTRAL

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2207#endif
2208
2209#ifdef ENABLE_BLE
2210 case HCI_EVENT_LE_META:
2211 switch (packet[2]){
2212#ifdef ENABLE_LE_CENTRAL
2213 case HCI_SUBEVENT_LE_ADVERTISING_REPORT:
2214 // log_info("advertising report received");
2214 if (hci_stack->le_scanning_state != LE_SCANNING) break;
2215 if (!hci_stack->le_scanning_enabled) break;
2215 le_handle_advertisement_report(packet, size);
2216 break;
2217#endif
2218 case HCI_SUBEVENT_LE_CONNECTION_COMPLETE:
2219 // Connection management
2220 reverse_bd_addr(&packet[8], addr);
2221 addr_type = (bd_addr_type_t)packet[7];
2222 log_info("LE Connection_complete (status=%u) type %u, %s", packet[3], addr_type, bd_addr_to_str(addr));

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2410 hci_stack->new_scan_enable_value = 0xff;
2411
2412 // LE
2413#ifdef ENABLE_BLE
2414 memset(hci_stack->le_random_address, 0, 6);
2415 hci_stack->le_random_address_set = 0;
2416#endif
2417#ifdef ENABLE_LE_CENTRAL
2216 le_handle_advertisement_report(packet, size);
2217 break;
2218#endif
2219 case HCI_SUBEVENT_LE_CONNECTION_COMPLETE:
2220 // Connection management
2221 reverse_bd_addr(&packet[8], addr);
2222 addr_type = (bd_addr_type_t)packet[7];
2223 log_info("LE Connection_complete (status=%u) type %u, %s", packet[3], addr_type, bd_addr_to_str(addr));

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2411 hci_stack->new_scan_enable_value = 0xff;
2412
2413 // LE
2414#ifdef ENABLE_BLE
2415 memset(hci_stack->le_random_address, 0, 6);
2416 hci_stack->le_random_address_set = 0;
2417#endif
2418#ifdef ENABLE_LE_CENTRAL
2418 hci_stack->le_scanning_state = LE_SCAN_IDLE;
2419 hci_stack->le_scanning_active = 0;
2419 hci_stack->le_scan_type = 0xff;
2420 hci_stack->le_connecting_state = LE_CONNECTING_IDLE;
2421 hci_stack->le_whitelist = 0;
2422 hci_stack->le_whitelist_capacity = 0;
2423#endif
2424}
2425
2426#ifdef ENABLE_CLASSIC

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3004
3005#ifdef ENABLE_BLE
3006 // advertisements, active scanning, and creating connections requires randaom address to be set if using private address
3007 if ((hci_stack->state == HCI_STATE_WORKING)
3008 && (hci_stack->le_own_addr_type == BD_ADDR_TYPE_LE_PUBLIC || hci_stack->le_random_address_set)){
3009
3010#ifdef ENABLE_LE_CENTRAL
3011 // handle le scan
2420 hci_stack->le_scan_type = 0xff;
2421 hci_stack->le_connecting_state = LE_CONNECTING_IDLE;
2422 hci_stack->le_whitelist = 0;
2423 hci_stack->le_whitelist_capacity = 0;
2424#endif
2425}
2426
2427#ifdef ENABLE_CLASSIC

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3005
3006#ifdef ENABLE_BLE
3007 // advertisements, active scanning, and creating connections requires randaom address to be set if using private address
3008 if ((hci_stack->state == HCI_STATE_WORKING)
3009 && (hci_stack->le_own_addr_type == BD_ADDR_TYPE_LE_PUBLIC || hci_stack->le_random_address_set)){
3010
3011#ifdef ENABLE_LE_CENTRAL
3012 // handle le scan
3012 switch(hci_stack->le_scanning_state){
3013 case LE_START_SCAN:
3014 hci_stack->le_scanning_state = LE_SCANNING;
3015 hci_send_cmd(&hci_le_set_scan_enable, 1, 0);
3016 return;
3017
3018 case LE_STOP_SCAN:
3019 hci_stack->le_scanning_state = LE_SCAN_IDLE;
3020 hci_send_cmd(&hci_le_set_scan_enable, 0, 0);
3021 return;
3022 default:
3023 break;
3013 if ((hci_stack->le_scanning_enabled != hci_stack->le_scanning_active)){
3014 hci_stack->le_scanning_active = hci_stack->le_scanning_enabled;
3015 hci_send_cmd(&hci_le_set_scan_enable, hci_stack->le_scanning_enabled, 0);
3016 return;
3024 }
3025 if (hci_stack->le_scan_type != 0xff){
3026 // defaults: active scanning, accept all advertisement packets
3027 int scan_type = hci_stack->le_scan_type;
3028 hci_stack->le_scan_type = 0xff;
3029 hci_send_cmd(&hci_le_set_scan_parameters, scan_type, hci_stack->le_scan_interval, hci_stack->le_scan_window, hci_stack->le_own_addr_type, 0);
3030 return;
3031 }

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4012 hci_stack->local_name = local_name;
4013}
4014
4015
4016#ifdef ENABLE_BLE
4017
4018#ifdef ENABLE_LE_CENTRAL
4019void gap_start_scan(void){
3017 }
3018 if (hci_stack->le_scan_type != 0xff){
3019 // defaults: active scanning, accept all advertisement packets
3020 int scan_type = hci_stack->le_scan_type;
3021 hci_stack->le_scan_type = 0xff;
3022 hci_send_cmd(&hci_le_set_scan_parameters, scan_type, hci_stack->le_scan_interval, hci_stack->le_scan_window, hci_stack->le_own_addr_type, 0);
3023 return;
3024 }

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4005 hci_stack->local_name = local_name;
4006}
4007
4008
4009#ifdef ENABLE_BLE
4010
4011#ifdef ENABLE_LE_CENTRAL
4012void gap_start_scan(void){
4020 if (hci_stack->le_scanning_state == LE_SCANNING) return;
4021 hci_stack->le_scanning_state = LE_START_SCAN;
4013 hci_stack->le_scanning_enabled = 1;
4022 hci_run();
4023}
4024
4025void gap_stop_scan(void){
4014 hci_run();
4015}
4016
4017void gap_stop_scan(void){
4026 if ( hci_stack->le_scanning_state == LE_SCAN_IDLE) return;
4027 hci_stack->le_scanning_state = LE_STOP_SCAN;
4018 hci_stack->le_scanning_enabled = 0;
4028 hci_run();
4029}
4030
4031void gap_set_scan_parameters(uint8_t scan_type, uint16_t scan_interval, uint16_t scan_window){
4032 hci_stack->le_scan_type = scan_type;
4033 hci_stack->le_scan_interval = scan_interval;
4034 hci_stack->le_scan_window = scan_window;
4035 hci_run();

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4020}
4021
4022void gap_set_scan_parameters(uint8_t scan_type, uint16_t scan_interval, uint16_t scan_window){
4023 hci_stack->le_scan_type = scan_type;
4024 hci_stack->le_scan_interval = scan_interval;
4025 hci_stack->le_scan_window = scan_window;
4026 hci_run();

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