1 /* 2 * Copyright (C) 2014 BlueKitchen GmbH 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. Neither the name of the copyright holders nor the names of 14 * contributors may be used to endorse or promote products derived 15 * from this software without specific prior written permission. 16 * 4. Any redistribution, use, or modification is done solely for 17 * personal benefit and not for any commercial purpose or for 18 * monetary gain. 19 * 20 * THIS SOFTWARE IS PROVIDED BY BLUEKITCHEN GMBH AND CONTRIBUTORS 21 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 22 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 23 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL MATTHIAS 24 * RINGWALD OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 26 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 27 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 28 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 29 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF 30 * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * Please inquire about commercial licensing options at 34 * [email protected] 35 * 36 */ 37 38 /** 39 * @title HCI Logging 40 * 41 * Dump HCI trace as BlueZ's hcidump format, Apple's PacketLogger, or stdout. 42 * 43 */ 44 45 #ifndef HCI_DUMP_H 46 #define HCI_DUMP_H 47 48 #include <stdint.h> 49 #include <stdarg.h> // for va_list 50 #include "btstack_bool.h" 51 52 #ifdef __AVR__ 53 #include <avr/pgmspace.h> 54 #endif 55 56 #if defined __cplusplus 57 extern "C" { 58 #endif 59 60 #define HCI_DUMP_LOG_LEVEL_DEBUG 0 61 #define HCI_DUMP_LOG_LEVEL_INFO 1 62 #define HCI_DUMP_LOG_LEVEL_ERROR 2 63 64 #define HCI_DUMP_HEADER_SIZE_PACKETLOGGER 13 65 #define HCI_DUMP_HEADER_SIZE_BLUEZ 13 66 #define HCI_DUMP_HEADER_SIZE_BTSNOOP 24 67 68 /* API_START */ 69 70 typedef enum { 71 HCI_DUMP_INVALID = 0, 72 HCI_DUMP_BLUEZ, 73 HCI_DUMP_PACKETLOGGER, 74 HCI_DUMP_BTSNOOP, 75 } hci_dump_format_t; 76 77 typedef struct { 78 // reset output, called if max packets is reached, to limit file size 79 void (*reset)(void); 80 // log packet 81 void (*log_packet)(uint8_t packet_type, uint8_t in, uint8_t *packet, uint16_t len); 82 // log message 83 void (*log_message)(const char * format, va_list argptr); 84 #ifdef __AVR__ \ 85 // log message - AVR 86 void (*log_message_P)(PGM_P * format, va_list argptr); 87 #endif 88 } hci_dump_t; 89 90 /** 91 * @brief Init HCI Dump 92 * @param hci_dump_impl - platform-specific implementation 93 */ 94 void hci_dump_init(const hci_dump_t * hci_dump_impl); 95 96 /** 97 * @brief Enable packet logging 98 * @param enabled default: true 99 */ 100 void hci_dump_enable_packet_log(bool enabled); 101 102 /** 103 * @brief 104 */ 105 void hci_dump_enable_log_level(int log_level, int enable); 106 107 /* 108 * @brief Set max number of packets - output file might be truncated 109 */ 110 void hci_dump_set_max_packets(int packets); // -1 for unlimited 111 112 /** 113 * @brief Dump Packet 114 * @param packet_type 115 * @param in is 1 for incoming, 0 for outoing 116 * @param packet 117 * @param len 118 */ 119 void hci_dump_packet(uint8_t packet_type, uint8_t in, uint8_t *packet, uint16_t len); 120 121 /** 122 * @brief Dump Message 123 * @param log_level 124 * @param format 125 */ 126 void hci_dump_log(int log_level, const char * format, ...) 127 #ifdef __GNUC__ 128 __attribute__ ((format (__printf__, 2, 3))) 129 #endif 130 ; 131 132 #ifdef __AVR__ 133 /* 134 * @brief Dump Message using format string stored in PGM memory (allows to save RAM) 135 * @param log_level 136 * @param format 137 */ 138 void hci_dump_log_P(int log_level, PGM_P format, ...) 139 #ifdef __GNUC__ 140 __attribute__ ((format (__printf__, 2, 3))) 141 #endif 142 ; 143 #endif 144 145 /** 146 * @brief Setup header for PacketLogger format 147 * @param buffer 148 * @param tv_sec 149 * @param tv_us 150 * @param packet_type 151 * @param in 152 * @param len 153 */ 154 void hci_dump_setup_header_packetlogger(uint8_t * buffer, uint32_t tv_sec, uint32_t tv_us, uint8_t packet_type, uint8_t in, uint16_t len); 155 156 /** 157 * @brief Setup header for BLUEZ (hcidump) format 158 * @param buffer 159 * @param tv_sec 160 * @param tv_us 161 * @param packet_type 162 * @param in 163 * @param len 164 */ 165 void hci_dump_setup_header_bluez(uint8_t * buffer, uint32_t tv_sec, uint32_t tv_us, uint8_t packet_type, uint8_t in, uint16_t len); 166 167 /** 168 * @brief Setup header for BT Snoop format 169 * @param buffer 170 * @param ts_usec_high upper 32-bit of 64-bit microsecond timestamp 171 * @param ts_usec_low lower 2-bit of 64-bit microsecond timestamp 172 * @param cumulative_drops since last packet was recorded 173 * @param packet_type 174 * @param in 175 * @param len 176 */ 177 void hci_dump_setup_header_btsnoop(uint8_t * buffer, uint32_t ts_usec_high, uint32_t ts_usec_low, uint32_t cumulative_drops, uint8_t packet_type, uint8_t in, uint16_t len); 178 179 /* API_END */ 180 181 182 #if defined __cplusplus 183 } 184 #endif 185 #endif // HCI_DUMP_H 186