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Dependencies:   FatFileSystem TB6612FNG2 mbed

BTstack/btstack/utils.h@0:de03cbbcd0ff, 2015-11-30 (annotated)

Committer:
mbed_Cookbook_SE
Date:
Mon Nov 30 09:32:15 2015 +0000
Revision:
0:de03cbbcd0ff
??

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_Cookbook_SE 0:de03cbbcd0ff 1 /*
mbed_Cookbook_SE 0:de03cbbcd0ff 2 * Copyright (C) 2009 by Matthias Ringwald
mbed_Cookbook_SE 0:de03cbbcd0ff 3 *
mbed_Cookbook_SE 0:de03cbbcd0ff 4 * Redistribution and use in source and binary forms, with or without
mbed_Cookbook_SE 0:de03cbbcd0ff 5 * modification, are permitted provided that the following conditions
mbed_Cookbook_SE 0:de03cbbcd0ff 6 * are met:
mbed_Cookbook_SE 0:de03cbbcd0ff 7 *
mbed_Cookbook_SE 0:de03cbbcd0ff 8 * 1. Redistributions of source code must retain the above copyright
mbed_Cookbook_SE 0:de03cbbcd0ff 9 * notice, this list of conditions and the following disclaimer.
mbed_Cookbook_SE 0:de03cbbcd0ff 10 * 2. Redistributions in binary form must reproduce the above copyright
mbed_Cookbook_SE 0:de03cbbcd0ff 11 * notice, this list of conditions and the following disclaimer in the
mbed_Cookbook_SE 0:de03cbbcd0ff 12 * documentation and/or other materials provided with the distribution.
mbed_Cookbook_SE 0:de03cbbcd0ff 13 * 3. Neither the name of the copyright holders nor the names of
mbed_Cookbook_SE 0:de03cbbcd0ff 14 * contributors may be used to endorse or promote products derived
mbed_Cookbook_SE 0:de03cbbcd0ff 15 * from this software without specific prior written permission.
mbed_Cookbook_SE 0:de03cbbcd0ff 16 *
mbed_Cookbook_SE 0:de03cbbcd0ff 17 * THIS SOFTWARE IS PROVIDED BY MATTHIAS RINGWALD AND CONTRIBUTORS
mbed_Cookbook_SE 0:de03cbbcd0ff 18 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
mbed_Cookbook_SE 0:de03cbbcd0ff 19 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
mbed_Cookbook_SE 0:de03cbbcd0ff 20 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL MATTHIAS
mbed_Cookbook_SE 0:de03cbbcd0ff 21 * RINGWALD OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
mbed_Cookbook_SE 0:de03cbbcd0ff 22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
mbed_Cookbook_SE 0:de03cbbcd0ff 23 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
mbed_Cookbook_SE 0:de03cbbcd0ff 24 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
mbed_Cookbook_SE 0:de03cbbcd0ff 25 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
mbed_Cookbook_SE 0:de03cbbcd0ff 26 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
mbed_Cookbook_SE 0:de03cbbcd0ff 27 * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
mbed_Cookbook_SE 0:de03cbbcd0ff 28 * SUCH DAMAGE.
mbed_Cookbook_SE 0:de03cbbcd0ff 29 *
mbed_Cookbook_SE 0:de03cbbcd0ff 30 */
mbed_Cookbook_SE 0:de03cbbcd0ff 31
mbed_Cookbook_SE 0:de03cbbcd0ff 32 /*
mbed_Cookbook_SE 0:de03cbbcd0ff 33 * utils.h
mbed_Cookbook_SE 0:de03cbbcd0ff 34 *
mbed_Cookbook_SE 0:de03cbbcd0ff 35 * General utility functions
mbed_Cookbook_SE 0:de03cbbcd0ff 36 *
mbed_Cookbook_SE 0:de03cbbcd0ff 37 * Created by Matthias Ringwald on 7/23/09.
mbed_Cookbook_SE 0:de03cbbcd0ff 38 */
mbed_Cookbook_SE 0:de03cbbcd0ff 39
mbed_Cookbook_SE 0:de03cbbcd0ff 40 #pragma once
mbed_Cookbook_SE 0:de03cbbcd0ff 41
mbed_Cookbook_SE 0:de03cbbcd0ff 42
mbed_Cookbook_SE 0:de03cbbcd0ff 43 #if defined __cplusplus
mbed_Cookbook_SE 0:de03cbbcd0ff 44 extern "C" {
mbed_Cookbook_SE 0:de03cbbcd0ff 45 #endif
mbed_Cookbook_SE 0:de03cbbcd0ff 46
mbed_Cookbook_SE 0:de03cbbcd0ff 47 #include <stdint.h>
mbed_Cookbook_SE 0:de03cbbcd0ff 48
mbed_Cookbook_SE 0:de03cbbcd0ff 49 /**
mbed_Cookbook_SE 0:de03cbbcd0ff 50 * @brief hci connection handle type
mbed_Cookbook_SE 0:de03cbbcd0ff 51 */
mbed_Cookbook_SE 0:de03cbbcd0ff 52 typedef uint16_t hci_con_handle_t;
mbed_Cookbook_SE 0:de03cbbcd0ff 53
mbed_Cookbook_SE 0:de03cbbcd0ff 54 /**
mbed_Cookbook_SE 0:de03cbbcd0ff 55 * @brief Length of a bluetooth device address.
mbed_Cookbook_SE 0:de03cbbcd0ff 56 */
mbed_Cookbook_SE 0:de03cbbcd0ff 57 #define BD_ADDR_LEN 6
mbed_Cookbook_SE 0:de03cbbcd0ff 58 typedef uint8_t bd_addr_t[BD_ADDR_LEN];
mbed_Cookbook_SE 0:de03cbbcd0ff 59
mbed_Cookbook_SE 0:de03cbbcd0ff 60 /**
mbed_Cookbook_SE 0:de03cbbcd0ff 61 * @brief The link key type
mbed_Cookbook_SE 0:de03cbbcd0ff 62 */
mbed_Cookbook_SE 0:de03cbbcd0ff 63 #define LINK_KEY_LEN 16
mbed_Cookbook_SE 0:de03cbbcd0ff 64 typedef uint8_t link_key_t[LINK_KEY_LEN];
mbed_Cookbook_SE 0:de03cbbcd0ff 65
mbed_Cookbook_SE 0:de03cbbcd0ff 66 /**
mbed_Cookbook_SE 0:de03cbbcd0ff 67 * @brief The device name type
mbed_Cookbook_SE 0:de03cbbcd0ff 68 */
mbed_Cookbook_SE 0:de03cbbcd0ff 69 #define DEVICE_NAME_LEN 248
mbed_Cookbook_SE 0:de03cbbcd0ff 70 typedef uint8_t device_name_t[DEVICE_NAME_LEN+1];
mbed_Cookbook_SE 0:de03cbbcd0ff 71
mbed_Cookbook_SE 0:de03cbbcd0ff 72
mbed_Cookbook_SE 0:de03cbbcd0ff 73 // helper for BT little endian format
mbed_Cookbook_SE 0:de03cbbcd0ff 74 #define READ_BT_16( buffer, pos) ( ((uint16_t) buffer[pos]) | (((uint16_t)buffer[pos+1]) << 8))
mbed_Cookbook_SE 0:de03cbbcd0ff 75 #define READ_BT_24( buffer, pos) ( ((uint32_t) buffer[pos]) | (((uint32_t)buffer[pos+1]) << 8) | (((uint32_t)buffer[pos+2]) << 16))
mbed_Cookbook_SE 0:de03cbbcd0ff 76 #define READ_BT_32( buffer, pos) ( ((uint32_t) buffer[pos]) | (((uint32_t)buffer[pos+1]) << 8) | (((uint32_t)buffer[pos+2]) << 16) | (((uint32_t) buffer[pos+3])) << 24)
mbed_Cookbook_SE 0:de03cbbcd0ff 77
mbed_Cookbook_SE 0:de03cbbcd0ff 78 // helper for SDP big endian format
mbed_Cookbook_SE 0:de03cbbcd0ff 79 #define READ_NET_16( buffer, pos) ( ((uint16_t) buffer[pos+1]) | (((uint16_t)buffer[pos ]) << 8))
mbed_Cookbook_SE 0:de03cbbcd0ff 80 #define READ_NET_32( buffer, pos) ( ((uint32_t) buffer[pos+3]) | (((uint32_t)buffer[pos+2]) << 8) | (((uint32_t)buffer[pos+1]) << 16) | (((uint32_t) buffer[pos])) << 24)
mbed_Cookbook_SE 0:de03cbbcd0ff 81
mbed_Cookbook_SE 0:de03cbbcd0ff 82 // HCI CMD OGF/OCF
mbed_Cookbook_SE 0:de03cbbcd0ff 83 #define READ_CMD_OGF(buffer) (buffer[1] >> 2)
mbed_Cookbook_SE 0:de03cbbcd0ff 84 #define READ_CMD_OCF(buffer) ((buffer[1] & 0x03) << 8 | buffer[0])
mbed_Cookbook_SE 0:de03cbbcd0ff 85
mbed_Cookbook_SE 0:de03cbbcd0ff 86 // check if command complete event for given command
mbed_Cookbook_SE 0:de03cbbcd0ff 87 #define COMMAND_COMPLETE_EVENT(event,cmd) ( event[0] == HCI_EVENT_COMMAND_COMPLETE && READ_BT_16(event,3) == cmd.opcode)
mbed_Cookbook_SE 0:de03cbbcd0ff 88 #define COMMAND_STATUS_EVENT(event,cmd) ( event[0] == HCI_EVENT_COMMAND_STATUS && READ_BT_16(event,4) == cmd.opcode)
mbed_Cookbook_SE 0:de03cbbcd0ff 89
mbed_Cookbook_SE 0:de03cbbcd0ff 90 // Code+Len=2, Pkts+Opcode=3; total=5
mbed_Cookbook_SE 0:de03cbbcd0ff 91 #define OFFSET_OF_DATA_IN_COMMAND_COMPLETE 5
mbed_Cookbook_SE 0:de03cbbcd0ff 92
mbed_Cookbook_SE 0:de03cbbcd0ff 93 // ACL Packet
mbed_Cookbook_SE 0:de03cbbcd0ff 94 #define READ_ACL_CONNECTION_HANDLE( buffer ) ( READ_BT_16(buffer,0) & 0x0fff)
mbed_Cookbook_SE 0:de03cbbcd0ff 95 #define READ_ACL_FLAGS( buffer ) ( buffer[1] >> 4 )
mbed_Cookbook_SE 0:de03cbbcd0ff 96 #define READ_ACL_LENGTH( buffer ) (READ_BT_16(buffer, 2))
mbed_Cookbook_SE 0:de03cbbcd0ff 97
mbed_Cookbook_SE 0:de03cbbcd0ff 98 // L2CAP Packet
mbed_Cookbook_SE 0:de03cbbcd0ff 99 #define READ_L2CAP_LENGTH(buffer) ( READ_BT_16(buffer, 4))
mbed_Cookbook_SE 0:de03cbbcd0ff 100 #define READ_L2CAP_CHANNEL_ID(buffer) ( READ_BT_16(buffer, 6))
mbed_Cookbook_SE 0:de03cbbcd0ff 101
mbed_Cookbook_SE 0:de03cbbcd0ff 102 void bt_store_16(uint8_t *buffer, uint16_t pos, uint16_t value);
mbed_Cookbook_SE 0:de03cbbcd0ff 103 void bt_store_32(uint8_t *buffer, uint16_t pos, uint32_t value);
mbed_Cookbook_SE 0:de03cbbcd0ff 104 void bt_flip_addr(bd_addr_t dest, bd_addr_t src);
mbed_Cookbook_SE 0:de03cbbcd0ff 105
mbed_Cookbook_SE 0:de03cbbcd0ff 106 void net_store_16(uint8_t *buffer, uint16_t pos, uint16_t value);
mbed_Cookbook_SE 0:de03cbbcd0ff 107 void net_store_32(uint8_t *buffer, uint16_t pos, uint32_t value);
mbed_Cookbook_SE 0:de03cbbcd0ff 108
mbed_Cookbook_SE 0:de03cbbcd0ff 109 void hexdump(void *data, int size);
mbed_Cookbook_SE 0:de03cbbcd0ff 110 void printUUID(uint8_t *uuid);
mbed_Cookbook_SE 0:de03cbbcd0ff 111
mbed_Cookbook_SE 0:de03cbbcd0ff 112 // @deprecated please use more convenient bd_addr_to_str
mbed_Cookbook_SE 0:de03cbbcd0ff 113 void print_bd_addr( bd_addr_t addr);
mbed_Cookbook_SE 0:de03cbbcd0ff 114 char * bd_addr_to_str(bd_addr_t addr);
mbed_Cookbook_SE 0:de03cbbcd0ff 115
mbed_Cookbook_SE 0:de03cbbcd0ff 116 int sscan_bd_addr(uint8_t * addr_string, bd_addr_t addr);
mbed_Cookbook_SE 0:de03cbbcd0ff 117
mbed_Cookbook_SE 0:de03cbbcd0ff 118 uint8_t crc8_check(uint8_t *data, uint16_t len, uint8_t check_sum);
mbed_Cookbook_SE 0:de03cbbcd0ff 119 uint8_t crc8_calc(uint8_t *data, uint16_t len);
mbed_Cookbook_SE 0:de03cbbcd0ff 120
mbed_Cookbook_SE 0:de03cbbcd0ff 121 #define BD_ADDR_CMP(a,b) memcmp(a,b, BD_ADDR_LEN)
mbed_Cookbook_SE 0:de03cbbcd0ff 122 #define BD_ADDR_COPY(dest,src) memcpy(dest,src,BD_ADDR_LEN)
mbed_Cookbook_SE 0:de03cbbcd0ff 123
mbed_Cookbook_SE 0:de03cbbcd0ff 124 #if defined __cplusplus
mbed_Cookbook_SE 0:de03cbbcd0ff 125 }
mbed_Cookbook_SE 0:de03cbbcd0ff 126 #endif
mbed_Cookbook_SE 0:de03cbbcd0ff 127