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91 lines
3.4 KiB
C
91 lines
3.4 KiB
C
/*
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* Copyright (C) 2009-2012 by Matthias Ringwald
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the copyright holders nor the names of
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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* 4. Any redistribution, use, or modification is done solely for
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* personal benefit and not for any commercial purpose or for
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* monetary gain.
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*
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* THIS SOFTWARE IS PROVIDED BY MATTHIAS RINGWALD AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL MATTHIAS
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* RINGWALD OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
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* THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* Please inquire about commercial licensing options at btstack@ringwald.ch
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*
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*/
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/*
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* hci_transport.h
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*
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* HCI Transport API -- allows BT Daemon to use different transport protcols
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*
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* Created by Matthias Ringwald on 4/29/09.
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*
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*/
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#ifndef __HCI_TRANSPORT_H
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#define __HCI_TRANSPORT_H
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#include <stdint.h>
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#include <btstack/run_loop.h>
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#if defined __cplusplus
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extern "C" {
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#endif
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/* HCI packet types */
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typedef struct {
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int (*open)(void *transport_config);
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int (*close)(void *transport_config);
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int (*send_packet)(uint8_t packet_type, uint8_t *packet, int size);
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void (*register_packet_handler)(void (*handler)(uint8_t packet_type, uint8_t *packet, uint16_t size));
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const char * (*get_transport_name)(void);
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// custom extension for UART transport implementations
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int (*set_baudrate)(uint32_t baudrate);
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// support async transport layers, e.g. IRQ driven without buffers
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int (*can_send_packet_now)(uint8_t packet_type);
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} hci_transport_t;
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typedef struct {
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const char *device_name;
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uint32_t baudrate_init; // initial baud rate
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uint32_t baudrate_main; // = 0: same as initial baudrate
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int flowcontrol; //
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} hci_uart_config_t;
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// inline various hci_transport_X.h files
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extern hci_transport_t * hci_transport_h4_instance(void);
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extern hci_transport_t * hci_transport_h4_dma_instance(void);
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extern hci_transport_t * hci_transport_h4_iphone_instance(void);
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extern hci_transport_t * hci_transport_h5_instance(void);
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extern hci_transport_t * hci_transport_usb_instance(void);
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// support for "enforece wake device" in h4 - used by iOS power management
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extern void hci_transport_h4_iphone_set_enforce_wake_device(char *path);
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#if defined __cplusplus
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}
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#endif
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#endif // __HCI_TRANSPORT_H
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