mbed base bard check program for BlueTooth USB dongle module (3 switches, 6 leds, I2C LCD, A/D)
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Diff: BTstack/hci_transport_usb.cpp
- Revision:
- 0:1ed23ab1345f
- Child:
- 1:b657594559be
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/BTstack/hci_transport_usb.cpp Tue Jun 26 14:27:45 2012 +0000 @@ -0,0 +1,132 @@ +/* + * Copyright (C) 2009-2012 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. + * 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 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. + * + * Please inquire about commercial licensing options at btstack@ringwald.ch + * + */ + +/* + * hci_transport_usb.cpp + * + * HCI Transport API implementation for USB + * + * Created by Matthias Ringwald on 7/5/09. + */ + +// delock bt class 2 - csr +// 0a12:0001 (bus 27, device 2) + +// Interface Number - Alternate Setting - suggested Endpoint Address - Endpoint Type - Suggested Max Packet Size +// HCI Commands 0 0 0x00 Control 8/16/32/64 +// HCI Events 0 0 0x81 Interrupt (IN) 16 +// ACL Data 0 0 0x82 Bulk (IN) 32/64 +// ACL Data 0 0 0x02 Bulk (OUT) 32/64 + +#include <stdio.h> +#include <string.h> +#include "config.h" +#include "debug.h" +#include "hci.h" +#include "hci_transport.h" +#include "hci_dump.h" +#include "usbbt.h" +// prototypes +static int usb_close(void *transport_config); + +enum { + LIB_USB_CLOSED = 0, + LIB_USB_OPENED, + LIB_USB_DEVICE_OPENDED, + LIB_USB_KERNEL_DETACHED, + LIB_USB_INTERFACE_CLAIMED, + LIB_USB_TRANSFERS_ALLOCATED +} libusb_state = LIB_USB_CLOSED; + +// single instance +static hci_transport_t * hci_transport_usb = NULL; +static usbbt* bt = NULL; +static int usb_process_ds(struct data_source *ds) { + if (bt) { + bt->poll(); + } + return 0; +} + +static int usb_open(void *transport_config){ + log_info("usb_open\n"); + data_source_t *ds = (data_source_t*)malloc(sizeof(data_source_t)); + ds->process = usb_process_ds; + run_loop_add_data_source(ds); + return 0; +} +static int usb_close(void *transport_config){ + + return 0; +} + +static int usb_send_packet(uint8_t packet_type, uint8_t * packet, int size){ + //log_info("usb_send_packet\n"); + if (bt) { + bt->send_packet(packet_type, packet, size); + } + return 0; +} + +static void usb_register_packet_handler(void (*handler)(uint8_t packet_type, uint8_t *packet, uint16_t size)){ + log_info("registering packet handler\n"); + if (bt) { + bt->setOnPacket(handler); + } +} + +static const char * usb_get_transport_name(void){ + return "USB"; +} + +// get usb singleton +hci_transport_t * hci_transport_usb_instance() { + if (!bt) { + bt = new usbbt; + bt->setup(); + } + if (!hci_transport_usb) { + hci_transport_usb = (hci_transport_t*)malloc( sizeof(hci_transport_t)); + hci_transport_usb->open = usb_open; + hci_transport_usb->close = usb_close; + hci_transport_usb->send_packet = usb_send_packet; + hci_transport_usb->register_packet_handler = usb_register_packet_handler; + hci_transport_usb->get_transport_name = usb_get_transport_name; + hci_transport_usb->set_baudrate = NULL; + hci_transport_usb->can_send_packet_now = NULL; + } + return hci_transport_usb; +}