hci.c (f5875de52c2368de57990d41b456c83e57f8f0ee) hci.c (b7f1ee76fc01b4587d4b3491e7884299bad22f99)
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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104// GAP inquiry state: 0 = off, 0x01 - 0x30 = requested duration, 0xfe = active, 0xff = stop requested
105#define GAP_INQUIRY_DURATION_MIN 0x01
106#define GAP_INQUIRY_DURATION_MAX 0x30
107#define GAP_INQUIRY_STATE_ACTIVE 0x80
108#define GAP_INQUIRY_STATE_IDLE 0
109#define GAP_INQUIRY_STATE_W2_CANCEL 0x81
110#define GAP_INQUIRY_STATE_W4_CANCELLED 0x82
111
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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104// GAP inquiry state: 0 = off, 0x01 - 0x30 = requested duration, 0xfe = active, 0xff = stop requested
105#define GAP_INQUIRY_DURATION_MIN 0x01
106#define GAP_INQUIRY_DURATION_MAX 0x30
107#define GAP_INQUIRY_STATE_ACTIVE 0x80
108#define GAP_INQUIRY_STATE_IDLE 0
109#define GAP_INQUIRY_STATE_W2_CANCEL 0x81
110#define GAP_INQUIRY_STATE_W4_CANCELLED 0x82
111
112// GAP Remote Name Request
113#define GAP_REMOTE_NAME_STATE_IDLE 0
114#define GAP_REMOTE_NAME_STATE_W2_SEND 1
115#define GAP_REMOTE_NAME_STATE_W4_COMPLETE 2
116
112// prototypes
113#ifdef ENABLE_CLASSIC
114static void hci_update_scan_enable(void);
115static void hci_emit_discoverable_enabled(uint8_t enabled);
116static int hci_local_ssp_activated(void);
117static int hci_remote_ssp_supported(hci_con_handle_t con_handle);
118static void hci_notify_if_sco_can_send_now(void);
119static void hci_emit_connection_complete(bd_addr_t address, hci_con_handle_t con_handle, uint8_t status);

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1773#ifdef ENABLE_CLASSIC
1774 case HCI_EVENT_INQUIRY_COMPLETE:
1775 if (hci_stack->inquiry_state == GAP_INQUIRY_STATE_ACTIVE){
1776 hci_stack->inquiry_state = GAP_INQUIRY_STATE_IDLE;
1777 uint8_t event[] = { GAP_EVENT_INQUIRY_COMPLETE, 1, 0};
1778 hci_emit_event(event, sizeof(event), 1);
1779 }
1780 break;
117// prototypes
118#ifdef ENABLE_CLASSIC
119static void hci_update_scan_enable(void);
120static void hci_emit_discoverable_enabled(uint8_t enabled);
121static int hci_local_ssp_activated(void);
122static int hci_remote_ssp_supported(hci_con_handle_t con_handle);
123static void hci_notify_if_sco_can_send_now(void);
124static void hci_emit_connection_complete(bd_addr_t address, hci_con_handle_t con_handle, uint8_t status);

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1778#ifdef ENABLE_CLASSIC
1779 case HCI_EVENT_INQUIRY_COMPLETE:
1780 if (hci_stack->inquiry_state == GAP_INQUIRY_STATE_ACTIVE){
1781 hci_stack->inquiry_state = GAP_INQUIRY_STATE_IDLE;
1782 uint8_t event[] = { GAP_EVENT_INQUIRY_COMPLETE, 1, 0};
1783 hci_emit_event(event, sizeof(event), 1);
1784 }
1785 break;
1786 case HCI_EVENT_REMOTE_NAME_REQUEST_COMPLETE:
1787 if (hci_stack->remote_name_state == GAP_REMOTE_NAME_STATE_W4_COMPLETE){
1788 hci_stack->remote_name_state = GAP_REMOTE_NAME_STATE_IDLE;
1789 }
1790 break;
1781 case HCI_EVENT_CONNECTION_REQUEST:
1782 reverse_bd_addr(&packet[2], addr);
1783 // TODO: eval COD 8-10
1784 link_type = packet[11];
1785 log_info("Connection_incoming: %s, type %u", bd_addr_to_str(addr), link_type);
1786 addr_type = link_type == 1 ? BD_ADDR_TYPE_CLASSIC : BD_ADDR_TYPE_SCO;
1787 conn = hci_connection_for_bd_addr_and_type(addr, addr_type);
1788 if (!conn) {

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2792 hci_send_cmd(&hci_inquiry, HCI_INQUIRY_LAP, duration, 0);
2793 return;
2794 }
2795 if (hci_stack->inquiry_state == GAP_INQUIRY_STATE_W2_CANCEL){
2796 hci_stack->inquiry_state = GAP_INQUIRY_STATE_W4_CANCELLED;
2797 hci_send_cmd(&hci_inquiry_cancel);
2798 return;
2799 }
1791 case HCI_EVENT_CONNECTION_REQUEST:
1792 reverse_bd_addr(&packet[2], addr);
1793 // TODO: eval COD 8-10
1794 link_type = packet[11];
1795 log_info("Connection_incoming: %s, type %u", bd_addr_to_str(addr), link_type);
1796 addr_type = link_type == 1 ? BD_ADDR_TYPE_CLASSIC : BD_ADDR_TYPE_SCO;
1797 conn = hci_connection_for_bd_addr_and_type(addr, addr_type);
1798 if (!conn) {

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2802 hci_send_cmd(&hci_inquiry, HCI_INQUIRY_LAP, duration, 0);
2803 return;
2804 }
2805 if (hci_stack->inquiry_state == GAP_INQUIRY_STATE_W2_CANCEL){
2806 hci_stack->inquiry_state = GAP_INQUIRY_STATE_W4_CANCELLED;
2807 hci_send_cmd(&hci_inquiry_cancel);
2808 return;
2809 }
2810 // remote name request
2811 if (hci_stack->remote_name_state == GAP_REMOTE_NAME_STATE_W2_SEND){
2812 hci_stack->remote_name_state = GAP_REMOTE_NAME_STATE_W4_COMPLETE;
2813 hci_send_cmd(&hci_remote_name_request, hci_stack->remote_name_addr,
2814 hci_stack->remote_name_page_scan_repetition_mode, hci_stack->remote_name_clock_offset);
2815 }
2800#endif
2801
2802#ifdef ENABLE_BLE
2803 // advertisements, active scanning, and creating connections requires randaom address to be set if using private address
2804 if ((hci_stack->state == HCI_STATE_WORKING)
2805 && (hci_stack->le_own_addr_type == BD_ADDR_TYPE_LE_PUBLIC || hci_stack->le_random_address_set)){
2806
2807#ifdef ENABLE_LE_CENTRAL

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4180 return 0;
4181 }
4182 if (hci_stack->inquiry_state != GAP_INQUIRY_STATE_ACTIVE) return ERROR_CODE_COMMAND_DISALLOWED;
4183 hci_stack->inquiry_state = GAP_INQUIRY_STATE_W2_CANCEL;
4184 hci_run();
4185 return 0;
4186}
4187
2816#endif
2817
2818#ifdef ENABLE_BLE
2819 // advertisements, active scanning, and creating connections requires randaom address to be set if using private address
2820 if ((hci_stack->state == HCI_STATE_WORKING)
2821 && (hci_stack->le_own_addr_type == BD_ADDR_TYPE_LE_PUBLIC || hci_stack->le_random_address_set)){
2822
2823#ifdef ENABLE_LE_CENTRAL

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4196 return 0;
4197 }
4198 if (hci_stack->inquiry_state != GAP_INQUIRY_STATE_ACTIVE) return ERROR_CODE_COMMAND_DISALLOWED;
4199 hci_stack->inquiry_state = GAP_INQUIRY_STATE_W2_CANCEL;
4200 hci_run();
4201 return 0;
4202}
4203
4204
4188/**
4205/**
4206 * @brief Remote Name Request
4207 * @param addr
4208 * @param page_scan_repetition_mode
4209 * @param clock_offset only used when bit 15 is set
4210 * @events: HCI_EVENT_REMOTE_NAME_REQUEST_COMPLETE
4211 */
4212int gap_remote_name_request(bd_addr_t addr, uint8_t page_scan_repetition_mode, uint16_t clock_offset){
4213 if (hci_stack->remote_name_state != GAP_REMOTE_NAME_STATE_IDLE) return ERROR_CODE_COMMAND_DISALLOWED;
4214 memcpy(hci_stack->remote_name_addr, addr, 6);
4215 hci_stack->remote_name_page_scan_repetition_mode = page_scan_repetition_mode;
4216 hci_stack->remote_name_clock_offset = clock_offset;
4217 hci_stack->remote_name_state = GAP_REMOTE_NAME_STATE_W2_SEND;
4218 hci_run();
4219 return 0;
4220}
4221
4222/**
4189 * @brief Set inquiry mode: standard, with RSSI, with RSSI + Extended Inquiry Results. Has to be called before power on.
4190 * @param inquiry_mode see bluetooth_defines.h
4191 */
4192void hci_set_inquiry_mode(inquiry_mode_t mode){
4193 hci_stack->inquiry_mode = mode;
4194}
4195
4196/**

--- 46 unchanged lines hidden --- 		4223 * @brief Set inquiry mode: standard, with RSSI, with RSSI + Extended Inquiry Results. Has to be called before power on.
4224 * @param inquiry_mode see bluetooth_defines.h
4225 */
4226void hci_set_inquiry_mode(inquiry_mode_t mode){
4227 hci_stack->inquiry_mode = mode;
4228}
4229
4230/**

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