btstack.h

00001 /*
00002  * Copyright (C) 2009 by Matthias Ringwald
00003  *
00004  * Redistribution and use in source and binary forms, with or without
00005  * modification, are permitted provided that the following conditions
00006  * are met:
00007  *
00008  * 1. Redistributions of source code must retain the above copyright
00009  *    notice, this list of conditions and the following disclaimer.
00010  * 2. Redistributions in binary form must reproduce the above copyright
00011  *    notice, this list of conditions and the following disclaimer in the
00012  *    documentation and/or other materials provided with the distribution.
00013  * 3. Neither the name of the copyright holders nor the names of
00014  *    contributors may be used to endorse or promote products derived
00015  *    from this software without specific prior written permission.
00016  *
00017  * THIS SOFTWARE IS PROVIDED BY MATTHIAS RINGWALD AND CONTRIBUTORS
00018  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
00019  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
00020  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL MATTHIAS
00021  * RINGWALD OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
00022  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
00023  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
00024  * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
00025  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
00026  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
00027  * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
00028  * SUCH DAMAGE.
00029  *
00030  */
00031 
00032 /*
00033  *  btstack.h
00034  *
00035  *  Created by Matthias Ringwald on 7/1/09.
00036  *
00037  *  BTstack client API
00038  *  
00039  */
00040 
00041 #pragma once
00042 
00043 #include <btstack/hci_cmds.h>
00044 #include <btstack/run_loop.h>
00045 #include <btstack/utils.h>
00046 
00047 #include <stdint.h>
00048 
00049 #if defined __cplusplus
00050 extern "C" {
00051 #endif
00052     
00053 // Default TCP port for BTstack daemon
00054 #define BTSTACK_PORT            13333
00055 
00056 // UNIX domain socket for BTstack */
00057 #define BTSTACK_UNIX            "/tmp/BTstack"
00058 
00059 // packet handler
00060 typedef void (*btstack_packet_handler_t) (uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size);
00061 
00062 // optional: if called before bt_open, TCP socket is used instead of local unix socket
00063 //           note: address is not copied and must be valid during bt_open
00064 void bt_use_tcp(const char * address, uint16_t port); 
00065 
00066 // init BTstack library
00067 int bt_open(void);
00068 
00069 // stop using BTstack library
00070 int bt_close(void);
00071 
00072 // send hci cmd packet
00073 int bt_send_cmd(const hci_cmd_t *cmd, ...);
00074 
00075 // register packet handler -- channel only valid for l2cap and rfcomm packets
00076 // @returns old packet handler
00077 btstack_packet_handler_t bt_register_packet_handler(btstack_packet_handler_t handler);
00078 
00079 void bt_send_acl(uint8_t * data, uint16_t len);
00080 
00081 void bt_send_l2cap(uint16_t local_cid, uint8_t *data, uint16_t len);
00082 void bt_send_rfcomm(uint16_t rfcom_cid, uint8_t *data, uint16_t len);
00083 
00084 #if defined __cplusplus
00085 }
00086 #endif