Diff: btstack/hci_transport.h

Revision:

0:fccb789424fc

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/btstack/hci_transport.h	Mon Jun 10 16:01:50 2013 +0000
@@ -0,0 +1,88 @@
+/*
+ * 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.h
+ *
+ *  HCI Transport API -- allows BT Daemon to use different transport protcols 
+ *
+ *  Created by Matthias Ringwald on 4/29/09.
+ *
+ */
+#pragma once
+
+#include <stdint.h>
+#include <btstack/run_loop.h>
+
+#if defined __cplusplus
+extern "C" {
+#endif
+    
+/* HCI packet types */
+typedef struct {
+    int    (*open)(void *transport_config);
+    int    (*close)(void *transport_config);
+    int    (*send_packet)(uint8_t packet_type, uint8_t *packet, int size);
+    void   (*register_packet_handler)(void (*handler)(uint8_t packet_type, uint8_t *packet, uint16_t size));
+    const char * (*get_transport_name)(void);
+    // custom extension for UART transport implementations
+    int    (*set_baudrate)(uint32_t baudrate);
+    // support async transport layers, e.g. IRQ driven without buffers
+    int    (*can_send_packet_now)(uint8_t packet_type);
+} hci_transport_t;
+
+typedef struct {
+    const char *device_name;
+    uint32_t   baudrate_init; // initial baud rate
+    uint32_t   baudrate_main; // = 0: same as initial baudrate
+    int   flowcontrol; // 
+} hci_uart_config_t;
+
+
+// inline various hci_transport_X.h files
+extern hci_transport_t * hci_transport_h4_instance(void);
+extern hci_transport_t * hci_transport_h4_dma_instance(void);
+extern hci_transport_t * hci_transport_h4_iphone_instance(void);
+extern hci_transport_t * hci_transport_h5_instance(void);
+extern hci_transport_t * hci_transport_usb_instance(void);
+
+// support for "enforece wake device" in h4 - used by iOS power management
+extern void hci_transport_h4_iphone_set_enforce_wake_device(char *path);
+    
+#if defined __cplusplus
+}
+#endif
+