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;
+}