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RetroArch/input/drivers_hid/btstack_hid.h
twinaphex ffd364c5ff Rename btstack.c to btstack_hid.c
2015-04-04 05:23:26 +02:00

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/*
* Copyright (C) 2009 by Matthias Ringwald
*
* 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
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY MATTHIAS RINGWALD AND CONTRIBUTORS
* ``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 MATTHIAS
* RINGWALD OR CONTRIBUTORS 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 _BTSTACK_HEADER_H
#define _BTSTACK_HEADER_H
#include <stdint.h>
#include <boolean.h>
#include <sys/time.h>
#if defined __cplusplus
extern "C" {
#endif
/* Length of a Bluetooth device address. */
#define BD_ADDR_LEN 6
/* The link key type. */
#define LINK_KEY_LEN 16
/* The device name type. */
#define DEVICE_NAME_LEN 248
/* Type definitions. */
typedef uint16_t hci_con_handle_t;
typedef uint8_t bd_addr_t[BD_ADDR_LEN];
typedef uint8_t link_key_t[LINK_KEY_LEN];
typedef uint8_t device_name_t[DEVICE_NAME_LEN+1];
/* Packet handler. */
typedef void (*btstack_packet_handler_t) (uint8_t packet_type,
uint16_t channel, uint8_t *packet, uint16_t size);
/* Hardware state of Bluetooth controller */
typedef enum
{
HCI_POWER_OFF = 0,
HCI_POWER_ON,
HCI_POWER_SLEEP
} HCI_POWER_MODE;
/* State of BTstack */
typedef enum
{
HCI_STATE_OFF = 0,
HCI_STATE_INITIALIZING,
HCI_STATE_WORKING,
HCI_STATE_HALTING,
HCI_STATE_SLEEPING,
HCI_STATE_FALLING_ASLEEP
} HCI_STATE;
typedef enum
{
RUN_LOOP_POSIX = 1,
RUN_LOOP_COCOA,
RUN_LOOP_EMBEDDED
} RUN_LOOP_TYPE;
/* compact HCI Command packet description */
typedef struct
{
uint16_t opcode;
const char *format;
} hci_cmd_t;
typedef struct linked_item
{
struct linked_item *next; /* <-- next element in list, or NULL */
void *user_data; /* <-- pointer to struct base */
} linked_item_t;
typedef linked_item_t *linked_list_t;
typedef struct data_source
{
linked_item_t item;
/* File descriptor to watch or 0. */
int fd;
int (*process)(struct data_source *ds);
} data_source_t;
typedef struct timer
{
linked_item_t item;
/* Next timeout. */
struct timeval timeout;
#ifdef HAVE_TICK
/* Timeout in system ticks. */
uint32_t timeout;
#endif
void (*process)(struct timer *ts);
} timer_source_t;
/* btdynamic.h */
bool btstack_try_load(void);
void btstack_set_poweron(bool on);
#ifndef BUILDING_BTDYNAMIC
#define BTDIMPORT extern
#else
#define BTDIMPORT
#endif
BTDIMPORT int (*bt_open_ptr)(void);
BTDIMPORT void (*bt_close_ptr)(void);
BTDIMPORT void (*bt_flip_addr_ptr)(bd_addr_t dest, bd_addr_t src);
BTDIMPORT char* (*bd_addr_to_str_ptr)(bd_addr_t addr);
BTDIMPORT btstack_packet_handler_t (*bt_register_packet_handler_ptr)
(btstack_packet_handler_t handler);
BTDIMPORT int (*bt_send_cmd_ptr)(const hci_cmd_t *cmd, ...);
BTDIMPORT void (*bt_send_l2cap_ptr)(uint16_t local_cid, uint8_t *data, uint16_t len);
BTDIMPORT void (*run_loop_init_ptr)(RUN_LOOP_TYPE type);
BTDIMPORT void (*run_loop_execute_ptr)(void);
BTDIMPORT const hci_cmd_t* btstack_set_power_mode_ptr;
BTDIMPORT const hci_cmd_t* hci_delete_stored_link_key_ptr;
BTDIMPORT const hci_cmd_t* hci_disconnect_ptr;
BTDIMPORT const hci_cmd_t* hci_read_bd_addr_ptr;
BTDIMPORT const hci_cmd_t* hci_inquiry_ptr;
BTDIMPORT const hci_cmd_t* hci_inquiry_cancel_ptr;
BTDIMPORT const hci_cmd_t* hci_pin_code_request_reply_ptr;
BTDIMPORT const hci_cmd_t* hci_pin_code_request_negative_reply_ptr;
BTDIMPORT const hci_cmd_t* hci_remote_name_request_ptr;
BTDIMPORT const hci_cmd_t* hci_remote_name_request_cancel_ptr;
BTDIMPORT const hci_cmd_t* hci_write_authentication_enable_ptr;
BTDIMPORT const hci_cmd_t* hci_write_inquiry_mode_ptr;
BTDIMPORT const hci_cmd_t* l2cap_create_channel_ptr;
BTDIMPORT const hci_cmd_t* l2cap_register_service_ptr;
BTDIMPORT const hci_cmd_t* l2cap_accept_connection_ptr;
BTDIMPORT const hci_cmd_t* l2cap_decline_connection_ptr;
/* hci_cmds.h */
/**
* packet types - used in BTstack and over the H4 UART interface
*/
#define HCI_COMMAND_DATA_PACKET 0x01
#define HCI_ACL_DATA_PACKET 0x02
#define HCI_SCO_DATA_PACKET 0x03
#define HCI_EVENT_PACKET 0x04
/* extension for client/server communication */
#define DAEMON_EVENT_PACKET 0x05
/* L2CAP data */
#define L2CAP_DATA_PACKET 0x06
/* RFCOMM data */
#define RFCOMM_DATA_PACKET 0x07
/* Attribute protocol data */
#define ATT_DATA_PACKET 0x08
/* Security Manager protocol data */
#define SM_DATA_PACKET 0x09
/* debug log messages */
#define LOG_MESSAGE_PACKET 0xFC
/* Fixed PSM numbers */
#define PSM_SDP 0x01
#define PSM_RFCOMM 0x03
#define PSM_HID_CONTROL 0x11
#define PSM_HID_INTERRUPT 0x13
/* Events from host controller to host */
#define HCI_EVENT_INQUIRY_COMPLETE 0x01
#define HCI_EVENT_INQUIRY_RESULT 0x02
#define HCI_EVENT_CONNECTION_COMPLETE 0x03
#define HCI_EVENT_CONNECTION_REQUEST 0x04
#define HCI_EVENT_DISCONNECTION_COMPLETE 0x05
#define HCI_EVENT_AUTHENTICATION_COMPLETE_EVENT 0x06
#define HCI_EVENT_REMOTE_NAME_REQUEST_COMPLETE 0x07
#define HCI_EVENT_ENCRYPTION_CHANGE 0x08
#define HCI_EVENT_CHANGE_CONNECTION_LINK_KEY_COMPLETE 0x09
#define HCI_EVENT_MASTER_LINK_KEY_COMPLETE 0x0A
#define HCI_EVENT_READ_REMOTE_SUPPORTED_FEATURES_COMPLETE 0x0B
#define HCI_EVENT_READ_REMOTE_VERSION_INFORMATION_COMPLETE 0x0C
#define HCI_EVENT_QOS_SETUP_COMPLETE 0x0D
#define HCI_EVENT_COMMAND_COMPLETE 0x0E
#define HCI_EVENT_COMMAND_STATUS 0x0F
#define HCI_EVENT_HARDWARE_ERROR 0x10
#define HCI_EVENT_FLUSH_OCCURED 0x11
#define HCI_EVENT_ROLE_CHANGE 0x12
#define HCI_EVENT_NUMBER_OF_COMPLETED_PACKETS 0x13
#define HCI_EVENT_MODE_CHANGE_EVENT 0x14
#define HCI_EVENT_RETURN_LINK_KEYS 0x15
#define HCI_EVENT_PIN_CODE_REQUEST 0x16
#define HCI_EVENT_LINK_KEY_REQUEST 0x17
#define HCI_EVENT_LINK_KEY_NOTIFICATION 0x18
#define HCI_EVENT_DATA_BUFFER_OVERFLOW 0x1A
#define HCI_EVENT_MAX_SLOTS_CHANGED 0x1B
#define HCI_EVENT_READ_CLOCK_OFFSET_COMPLETE 0x1C
#define HCI_EVENT_PACKET_TYPE_CHANGED 0x1D
#define HCI_EVENT_INQUIRY_RESULT_WITH_RSSI 0x22
#define HCI_EVENT_EXTENDED_INQUIRY_RESPONSE 0x2F
#define HCI_EVENT_LE_META 0x3E
#define HCI_EVENT_VENDOR_SPECIFIC 0xFF
#define HCI_SUBEVENT_LE_CONNECTION_COMPLETE 0x01
#define HCI_SUBEVENT_LE_ADVERTISING_REPORT 0x02
#define HCI_SUBEVENT_LE_CONNECTION_UPDATE_COMPLETE 0x03
#define HCI_SUBEVENT_LE_READ_REMOTE_USED_FEATURES_COMPLETE 0x04
#define HCI_SUBEVENT_LE_LONG_TERM_KEY_REQUEST 0x05
/* last used HCI_EVENT in 2.1 is 0x3d */
/* events 0x50-0x5f are used internally */
/* BTSTACK DAEMON EVENTS */
/* events from BTstack for application/client lib */
#define BTSTACK_EVENT_STATE 0x60
/* data: event(8), len(8), nr hci connections */
#define BTSTACK_EVENT_NR_CONNECTIONS_CHANGED 0x61
/* data: none */
#define BTSTACK_EVENT_POWERON_FAILED 0x62
/* data: major (8), minor (8), revision(16) */
#define BTSTACK_EVENT_VERSION 0x63
/* data: system bluetooth on/off (bool) */
#define BTSTACK_EVENT_SYSTEM_BLUETOOTH_ENABLED 0x64
/* data: event (8), len(8), status (8) == 0, address (48), name (1984 bits = 248 bytes) */
#define BTSTACK_EVENT_REMOTE_NAME_CACHED 0x65
/* data: discoverable enabled (bool) */
#define BTSTACK_EVENT_DISCOVERABLE_ENABLED 0x66
/* L2CAP EVENTS */
/* data: event (8), len(8), status (8), address(48), handle (16), psm (16), local_cid(16), remote_cid (16), local_mtu(16), remote_mtu(16) */
#define L2CAP_EVENT_CHANNEL_OPENED 0x70
/* data: event (8), len(8), channel (16) */
#define L2CAP_EVENT_CHANNEL_CLOSED 0x71
/* data: event (8), len(8), address(48), handle (16), psm (16), local_cid(16), remote_cid (16) */
#define L2CAP_EVENT_INCOMING_CONNECTION 0x72
/* data: event(8), len(8), handle(16) */
#define L2CAP_EVENT_TIMEOUT_CHECK 0x73
/* data: event(8), len(8), local_cid(16), credits(8) */
#define L2CAP_EVENT_CREDITS 0x74
/* data: event(8), len(8), status (8), psm (16) */
#define L2CAP_EVENT_SERVICE_REGISTERED 0x75
/* RFCOMM EVENTS */
// data: event(8), len(8), status (8), address (48), handle (16), server channel(8), rfcomm_cid(16), max frame size(16)
#define RFCOMM_EVENT_OPEN_CHANNEL_COMPLETE 0x80
// data: event(8), len(8), rfcomm_cid(16)
#define RFCOMM_EVENT_CHANNEL_CLOSED 0x81
// data: event (8), len(8), address(48), channel (8), rfcomm_cid (16)
#define RFCOMM_EVENT_INCOMING_CONNECTION 0x82
// data: event (8), len(8), rfcommid (16), ...
#define RFCOMM_EVENT_REMOTE_LINE_STATUS 0x83
/* data: event(8), len(8), rfcomm_cid(16), credits(8) */
#define RFCOMM_EVENT_CREDITS 0x84
/* data: event(8), len(8), status (8), rfcomm server channel id (8) */
#define RFCOMM_EVENT_SERVICE_REGISTERED 0x85
/* data: event(8), len(8), status (8), rfcomm server channel id (8) */
#define RFCOMM_EVENT_PERSISTENT_CHANNEL 0x86
/* data: event(8), len(8), status(8), service_record_handle(32) */
#define SDP_SERVICE_REGISTERED 0x90
/* last error code in 2.1 is 0x38 - we start with 0x50 for BTstack errors */
#define BTSTACK_CONNECTION_TO_BTDAEMON_FAILED 0x50
#define BTSTACK_ACTIVATION_FAILED_SYSTEM_BLUETOOTH 0x51
#define BTSTACK_ACTIVATION_POWERON_FAILED 0x52
#define BTSTACK_ACTIVATION_FAILED_UNKNOWN 0x53
#define BTSTACK_NOT_ACTIVATED 0x54
#define BTSTACK_BUSY 0x55
#define BTSTACK_MEMORY_ALLOC_FAILED 0x56
#define BTSTACK_ACL_BUFFERS_FULL 0x57
/* L2CAP errors - enumeration by the command that created them */
#define L2CAP_COMMAND_REJECT_REASON_COMMAND_NOT_UNDERSTOOD 0x60
#define L2CAP_COMMAND_REJECT_REASON_SIGNALING_MTU_EXCEEDED 0x61
#define L2CAP_COMMAND_REJECT_REASON_INVALID_CID_IN_REQUEST 0x62
#define L2CAP_CONNECTION_RESPONSE_RESULT_SUCCESSFUL 0x63
#define L2CAP_CONNECTION_RESPONSE_RESULT_PENDING 0x64
#define L2CAP_CONNECTION_RESPONSE_RESULT_REFUSED_PSM 0x65
#define L2CAP_CONNECTION_RESPONSE_RESULT_REFUSED_SECURITY 0x66
#define L2CAP_CONNECTION_RESPONSE_RESULT_REFUSED_RESOURCES 0x65
#define L2CAP_CONFIG_RESPONSE_RESULT_SUCCESSFUL 0x66
#define L2CAP_CONFIG_RESPONSE_RESULT_UNACCEPTABLE_PARAMS 0x67
#define L2CAP_CONFIG_RESPONSE_RESULT_REJECTED 0x68
#define L2CAP_CONFIG_RESPONSE_RESULT_UNKNOWN_OPTIONS 0x69
#define L2CAP_SERVICE_ALREADY_REGISTERED 0x6a
#define RFCOMM_MULTIPLEXER_STOPPED 0x70
#define RFCOMM_CHANNEL_ALREADY_REGISTERED 0x71
#define RFCOMM_NO_OUTGOING_CREDITS 0x72
#define SDP_HANDLE_ALREADY_REGISTERED 0x80
/* Default INQ Mode
* 0x9E8B33: General/Unlimited Inquiry Access Code (GIAC)
**/
#define HCI_INQUIRY_LAP 0x9E8B33L
/* HCI Commands - see hci_cmds.c for info on parameters */
extern const hci_cmd_t btstack_get_state;
extern const hci_cmd_t btstack_set_power_mode;
extern const hci_cmd_t btstack_set_acl_capture_mode;
extern const hci_cmd_t btstack_get_version;
extern const hci_cmd_t btstack_get_system_bluetooth_enabled;
extern const hci_cmd_t btstack_set_system_bluetooth_enabled;
extern const hci_cmd_t btstack_set_discoverable;
extern const hci_cmd_t btstack_set_bluetooth_enabled; /* only used by btstack config */
extern const hci_cmd_t hci_accept_connection_request;
extern const hci_cmd_t hci_authentication_requested;
extern const hci_cmd_t hci_change_connection_link_key;
extern const hci_cmd_t hci_create_connection;
extern const hci_cmd_t hci_create_connection_cancel;
extern const hci_cmd_t hci_delete_stored_link_key;
extern const hci_cmd_t hci_disconnect;
extern const hci_cmd_t hci_host_buffer_size;
extern const hci_cmd_t hci_inquiry;
extern const hci_cmd_t hci_inquiry_cancel;
extern const hci_cmd_t hci_link_key_request_negative_reply;
extern const hci_cmd_t hci_link_key_request_reply;
extern const hci_cmd_t hci_pin_code_request_reply;
extern const hci_cmd_t hci_pin_code_request_negative_reply;
extern const hci_cmd_t hci_qos_setup;
extern const hci_cmd_t hci_read_bd_addr;
extern const hci_cmd_t hci_read_buffer_size;
extern const hci_cmd_t hci_read_le_host_supported;
extern const hci_cmd_t hci_read_link_policy_settings;
extern const hci_cmd_t hci_read_link_supervision_timeout;
extern const hci_cmd_t hci_read_local_supported_features;
extern const hci_cmd_t hci_read_num_broadcast_retransmissions;
extern const hci_cmd_t hci_reject_connection_request;
extern const hci_cmd_t hci_remote_name_request;
extern const hci_cmd_t hci_remote_name_request_cancel;
extern const hci_cmd_t hci_reset;
extern const hci_cmd_t hci_role_discovery;
extern const hci_cmd_t hci_set_event_mask;
extern const hci_cmd_t hci_set_connection_encryption;
extern const hci_cmd_t hci_sniff_mode;
extern const hci_cmd_t hci_switch_role_command;
extern const hci_cmd_t hci_write_authentication_enable;
extern const hci_cmd_t hci_write_class_of_device;
extern const hci_cmd_t hci_write_extended_inquiry_response;
extern const hci_cmd_t hci_write_inquiry_mode;
extern const hci_cmd_t hci_write_le_host_supported;
extern const hci_cmd_t hci_write_link_policy_settings;
extern const hci_cmd_t hci_write_link_supervision_timeout;
extern const hci_cmd_t hci_write_local_name;
extern const hci_cmd_t hci_write_num_broadcast_retransmissions;
extern const hci_cmd_t hci_write_page_timeout;
extern const hci_cmd_t hci_write_scan_enable;
extern const hci_cmd_t hci_write_simple_pairing_mode;
extern const hci_cmd_t hci_le_add_device_to_whitelist;
extern const hci_cmd_t hci_le_clear_white_list;
extern const hci_cmd_t hci_le_connection_update;
extern const hci_cmd_t hci_le_create_connection;
extern const hci_cmd_t hci_le_create_connection_cancel;
extern const hci_cmd_t hci_le_encrypt;
extern const hci_cmd_t hci_le_long_term_key_negative_reply;
extern const hci_cmd_t hci_le_long_term_key_request_reply;
extern const hci_cmd_t hci_le_rand;
extern const hci_cmd_t hci_le_read_advertising_channel_tx_power;
extern const hci_cmd_t hci_le_read_buffer_size ;
extern const hci_cmd_t hci_le_read_channel_map;
extern const hci_cmd_t hci_le_read_remote_used_features;
extern const hci_cmd_t hci_le_read_supported_features;
extern const hci_cmd_t hci_le_read_supported_states;
extern const hci_cmd_t hci_le_read_white_list_size;
extern const hci_cmd_t hci_le_receiver_test;
extern const hci_cmd_t hci_le_remove_device_from_whitelist;
extern const hci_cmd_t hci_le_set_advertise_enable;
extern const hci_cmd_t hci_le_set_advertising_data;
extern const hci_cmd_t hci_le_set_advertising_parameters;
extern const hci_cmd_t hci_le_set_event_mask;
extern const hci_cmd_t hci_le_set_host_channel_classification;
extern const hci_cmd_t hci_le_set_random_address;
extern const hci_cmd_t hci_le_set_scan_enable;
extern const hci_cmd_t hci_le_set_scan_parameters;
extern const hci_cmd_t hci_le_set_scan_response_data;
extern const hci_cmd_t hci_le_start_encryption;
extern const hci_cmd_t hci_le_test_end;
extern const hci_cmd_t hci_le_transmitter_test;
extern const hci_cmd_t l2cap_accept_connection;
extern const hci_cmd_t l2cap_create_channel;
extern const hci_cmd_t l2cap_create_channel_mtu;
extern const hci_cmd_t l2cap_decline_connection;
extern const hci_cmd_t l2cap_disconnect;
extern const hci_cmd_t l2cap_register_service;
extern const hci_cmd_t l2cap_unregister_service;
extern const hci_cmd_t sdp_register_service_record;
extern const hci_cmd_t sdp_unregister_service_record;
/* accept connection @param bd_addr(48), rfcomm_cid (16) */
extern const hci_cmd_t rfcomm_accept_connection;
/* create rfcomm channel: @param bd_addr(48), channel (8) */
extern const hci_cmd_t rfcomm_create_channel;
/* create rfcomm channel: @param bd_addr(48), channel (8), mtu (16), credits (8) */
extern const hci_cmd_t rfcomm_create_channel_with_initial_credits;
/* decline rfcomm disconnect,@param bd_addr(48), rfcomm cid (16), reason(8) */
extern const hci_cmd_t rfcomm_decline_connection;
/* disconnect rfcomm disconnect, @param rfcomm_cid(8), reason(8) */
extern const hci_cmd_t rfcomm_disconnect;
/* register rfcomm service: @param channel(8), mtu (16) */
extern const hci_cmd_t rfcomm_register_service;
/* register rfcomm service: @param channel(8), mtu (16), initial credits (8) */
extern const hci_cmd_t rfcomm_register_service_with_initial_credits;
/* unregister rfcomm service, @param service_channel(16) */
extern const hci_cmd_t rfcomm_unregister_service;
/* request persisten rfcomm channel for service name: serive name (char*) */
extern const hci_cmd_t rfcomm_persistent_channel_for_service;
/* linked_list.h */
void linked_item_set_user(linked_item_t *item, void *user_data);
void * linked_item_get_user(linked_item_t *item);
int linked_list_empty(linked_list_t * list);
void linked_list_add(linked_list_t * list, linked_item_t *item);
void linked_list_add_tail(linked_list_t * list, linked_item_t *item);
int linked_list_remove(linked_list_t * list, linked_item_t *item);
linked_item_t * linked_list_get_last_item(linked_list_t * list);
void test_linked_list(void);
/* run_loop.h */
/* Set timer based on current time in milliseconds. */
void run_loop_set_timer(timer_source_t *a, uint32_t timeout_in_ms);
/* Set callback that will be executed when timer expires. */
void run_loop_set_timer_handler(timer_source_t *ts,
void (*process)(timer_source_t *_ts));
/* Add timer source. */
void run_loop_add_timer(timer_source_t *timer);
/* Remove timer source. */
int run_loop_remove_timer(timer_source_t *timer);
/* Init must be called before any other run_loop call.
* Use RUN_LOOP_EMBEDDED for embedded devices.
*/
void run_loop_init(RUN_LOOP_TYPE type);
/* Set data source callback. */
void run_loop_set_data_source_handler(data_source_t *ds,
int (*process)(data_source_t *_ds));
/* Add data source. */
void run_loop_add_data_source(data_source_t *dataSource);
/* Remove data source. */
int run_loop_remove_data_source(data_source_t *dataSource);
/* Execute configured run loop.
* This function does not return. */
void run_loop_execute(void);
/* Hack to fix HCI timer handling. */
#ifdef HAVE_TICK
/* Sets how many milliseconds has one tick. */
uint32_t embedded_ticks_for_ms(uint32_t time_in_ms);
/* Queries the current time in ticks. */
uint32_t embedded_get_ticks(void);
#endif
/* utils.h */
/* Connection handle type. */
/* helper for BT little endian format. */
#define READ_BT_16( buffer, pos) ( ((uint16_t) buffer[pos]) | (((uint16_t)buffer[pos+1]) << 8))
#define READ_BT_24( buffer, pos) ( ((uint32_t) buffer[pos]) | (((uint32_t)buffer[pos+1]) << 8) | (((uint32_t)buffer[pos+2]) << 16))
#define READ_BT_32( buffer, pos) ( ((uint32_t) buffer[pos]) | (((uint32_t)buffer[pos+1]) << 8) | (((uint32_t)buffer[pos+2]) << 16) | (((uint32_t) buffer[pos+3])) << 24)
/* helper for SDP big endian format. */
#define READ_NET_16( buffer, pos) ( ((uint16_t) buffer[pos+1]) | (((uint16_t)buffer[pos ]) << 8))
#define READ_NET_32( buffer, pos) ( ((uint32_t) buffer[pos+3]) | (((uint32_t)buffer[pos+2]) << 8) | (((uint32_t)buffer[pos+1]) << 16) | (((uint32_t) buffer[pos])) << 24)
/* HCI CMD OGF/OCF. */
#define READ_CMD_OGF(buffer) (buffer[1] >> 2)
#define READ_CMD_OCF(buffer) ((buffer[1] & 0x03) << 8 | buffer[0])
/* Check if command complete event for given command. */
#define COMMAND_COMPLETE_EVENT(event,cmd) ( event[0] == HCI_EVENT_COMMAND_COMPLETE && READ_BT_16(event,3) == cmd.opcode)
#define COMMAND_STATUS_EVENT(event,cmd) ( event[0] == HCI_EVENT_COMMAND_STATUS && READ_BT_16(event,4) == cmd.opcode)
/* Code+Len=2, Pkts+Opcode=3; total=5 */
#define OFFSET_OF_DATA_IN_COMMAND_COMPLETE 5
/* ACL Packet. */
#define READ_ACL_CONNECTION_HANDLE( buffer ) ( READ_BT_16(buffer,0) & 0x0fff)
#define READ_ACL_FLAGS( buffer ) ( buffer[1] >> 4 )
#define READ_ACL_LENGTH( buffer ) (READ_BT_16(buffer, 2))
/* L2CAP Packet. */
#define READ_L2CAP_LENGTH(buffer) ( READ_BT_16(buffer, 4))
#define READ_L2CAP_CHANNEL_ID(buffer) ( READ_BT_16(buffer, 6))
#define BD_ADDR_CMP(a,b) memcmp(a,b, BD_ADDR_LEN)
#define BD_ADDR_COPY(dest,src) memcpy(dest,src,BD_ADDR_LEN)
void bt_store_16(uint8_t *buffer, uint16_t pos, uint16_t value);
void bt_store_32(uint8_t *buffer, uint16_t pos, uint32_t value);
void bt_flip_addr(bd_addr_t dest, bd_addr_t src);
void net_store_16(uint8_t *buffer, uint16_t pos, uint16_t value);
void net_store_32(uint8_t *buffer, uint16_t pos, uint32_t value);
void hexdump(void *data, int size);
void printUUID(uint8_t *uuid);
/* Deprecated - please use more convenient bd_addr_to_str. */
void print_bd_addr( bd_addr_t addr);
char * bd_addr_to_str(bd_addr_t addr);
int sscan_bd_addr(uint8_t * addr_string, bd_addr_t addr);
uint8_t crc8_check(uint8_t *data, uint16_t len, uint8_t check_sum);
uint8_t crc8_calc(uint8_t *data, uint16_t len);
/* btstack.h */
/* Default TCP port for BTstack daemon. */
#define BTSTACK_PORT 13333
/* UNIX domain socket for BTstack. */
#define BTSTACK_UNIX "/tmp/BTstack"
/* Optional
*
* If called before bt_open, TCP socket is used
* instead of local UNIX socket.
*
* note: Address is not copied and must be
* valid during bt_open.
*/
void bt_use_tcp(const char * address, uint16_t port);
/* Init BTstack library. */
int bt_open(void);
/* Stop using BTstack library. */
int bt_close(void);
/* Send HCI cmd packet. */
int bt_send_cmd(const hci_cmd_t *cmd, ...);
/* Register packet handler -- channel only valid
for L2CAP and RFCOMM packets.
*/
btstack_packet_handler_t bt_register_packet_handler(
btstack_packet_handler_t handler);
void bt_send_acl(uint8_t * data, uint16_t len);
void bt_send_l2cap(uint16_t local_cid, uint8_t *data, uint16_t len);
void bt_send_rfcomm(uint16_t rfcom_cid, uint8_t *data, uint16_t len);
/* custom functions */
void btpad_set_inquiry_state(bool on);
#if defined __cplusplus
}
#endif
#endif
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