Bluetooth LE Stack
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Outline
#define HCI_TRANSPORT_H
#include "btstack_config.h"
#include "btstack_defines.h"
#include <stdint.h>
hci_transport_t
hci_transport_config_type_t
hci_transport_config_t
hci_transport_config_uart_t
Files
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SourceVuRaspberry Pi Pico SDK and ExamplesBluetooth LE Stacksrc/hci_transport.h
 
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/* * Copyright (C) 2014 BlueKitchen GmbH * * 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. * 4. Any redistribution, use, or modification is done solely for * personal benefit and not for any commercial purpose or for * monetary gain. * * THIS SOFTWARE IS PROVIDED BY BLUEKITCHEN GMBH 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 BLUEKITCHEN * GMBH 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. * * Please inquire about commercial licensing options at * contact@bluekitchen-gmbh.com * *//* ... */ /** * @title HCI Transport * * The API allows BTstack to use different transport interfaces. * *//* ... */ #ifndef HCI_TRANSPORT_H #define HCI_TRANSPORT_H #include "btstack_config.h" #include "btstack_defines.h" #include <stdint.h> #if defined __cplusplus extern "C" { #endif /* API_START */ /* HCI packet types */ typedef struct { /** * transport name *//* ... */ const char * name; /** * init transport * @param transport_config *//* ... */ void (*init) (const void *transport_config); /** * open transport connection *//* ... */ int (*open)(void); /** * close transport connection *//* ... */ int (*close)(void); /** * register packet handler for HCI packets: ACL, SCO, and Events *//* ... */ void (*register_packet_handler)(void (*handler)(uint8_t packet_type, uint8_t *packet, uint16_t size)); /** * support async transport layers, e.g. IRQ driven without buffers *//* ... */ int (*can_send_packet_now)(uint8_t packet_type); /** * send packet *//* ... */ int (*send_packet)(uint8_t packet_type, uint8_t *packet, int size); /** * extension for UART transport implementations *//* ... */ int (*set_baudrate)(uint32_t baudrate); /** * extension for UART H5 on CSR: reset BCSP/H5 Link *//* ... */ void (*reset_link)(void); /** * extension for USB transport implementations: config SCO connections *//* ... */ void (*set_sco_config)(uint16_t voice_setting, int num_connections); ...} hci_transport_t; typedef enum { HCI_TRANSPORT_CONFIG_UART, HCI_TRANSPORT_CONFIG_USB ...} hci_transport_config_type_t; typedef struct { hci_transport_config_type_t type; ...} hci_transport_config_t; typedef struct { hci_transport_config_type_t type; // == HCI_TRANSPORT_CONFIG_UART uint32_t baudrate_init; // initial baud rate uint32_t baudrate_main; // = 0: same as initial baudrate int flowcontrol; // const char *device_name; int parity; // see btstack_uart.h BTSTACK_UART_PARITY ...} hci_transport_config_uart_t; /* API_END */ #if defined __cplusplus }extern "C" { ... } #endif /* ... */ #endif // HCI_TRANSPORT_H
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