xref: /btstack/src/hci_dump.h (revision 8300a979e212d63eed6c72f11f92d9445c9ee17c)
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  *  hci_dump.h
40  *
41  *  Dump HCI trace as BlueZ's hcidump format, Apple's PacketLogger, or stdout
42  *
43  *  Created by Matthias Ringwald on 5/26/09.
44  */
45 
46 #ifndef HCI_DUMP_H
47 #define HCI_DUMP_H
48 
49 #include <stdint.h>
50 #include <stdarg.h>       // for va_list
51 #include "btstack_bool.h"
52 
53 #ifdef __AVR__
54 #include <avr/pgmspace.h>
55 #endif
56 
57 #if defined __cplusplus
58 extern "C" {
59 #endif
60 
61 #define HCI_DUMP_LOG_LEVEL_DEBUG 0
62 #define HCI_DUMP_LOG_LEVEL_INFO  1
63 #define HCI_DUMP_LOG_LEVEL_ERROR 2
64 
65 #define HCI_DUMP_HEADER_SIZE_PACKETLOGGER 13
66 #define HCI_DUMP_HEADER_SIZE_BLUEZ        13
67 
68 /* API_START */
69 
70 typedef enum {
71     HCI_DUMP_INVALID = 0,
72     HCI_DUMP_BLUEZ,
73     HCI_DUMP_PACKETLOGGER,
74 } hci_dump_format_t;
75 
76 typedef struct {
77     // reset output, called if max packets is reached, to limit file size
78     void (*reset)(void);
79     // log packet
80     void (*log_packet)(uint8_t packet_type, uint8_t in, uint8_t *packet, uint16_t len);
81     // log message
82     void (*log_message)(const char * format, va_list argptr);
83 #ifdef __AVR__ \
84     // log message - AVR
85     void (*log_message_P)(int log_level, PGM_P * format, va_list argptr);
86 #endif
87 } hci_dump_t;
88 
89 /**
90  * @brief Init HCI Dump
91  * @param hci_dump_impl - platform-specific implementation
92  */
93 void hci_dump_init(const hci_dump_t * hci_dump_impl);
94 
95 /**
96  * @brief Enable packet logging
97  * @param enabled default: true
98  */
99 void hci_dump_enable_packet_log(bool enabled);
100 
101 /**
102  * @brief
103  */
104 void hci_dump_enable_log_level(int log_level, int enable);
105 
106 /*
107  * @brief Set max number of packets - output file might be truncated
108  */
109 void hci_dump_set_max_packets(int packets); // -1 for unlimited
110 
111 /**
112  * @brief Dump Packet
113  * @param packet_type
114  * @param in is 1 for incoming, 0 for outoing
115  * @param packet
116  * @param len
117  */
118 void hci_dump_packet(uint8_t packet_type, uint8_t in, uint8_t *packet, uint16_t len);
119 
120 /**
121  * @brief Dump Message
122  * @param log_level
123  * @param format
124  */
125 void hci_dump_log(int log_level, const char * format, ...)
126 #ifdef __GNUC__
127 __attribute__ ((format (__printf__, 2, 3)))
128 #endif
129 ;
130 
131 #ifdef __AVR__
132 /*
133  * @brief Dump Message using format string stored in PGM memory (allows to save RAM)
134  * @param log_level
135  * @param format
136  */
137 void hci_dump_log_P(int log_level, PGM_P format, ...);
138 #ifdef __GNUC__
139 __attribute__ ((format (__printf__, 2, 3)))
140 #endif
141 #endif
142 
143 /**
144  * @brief Setup header for PacketLogger format
145  * @param buffer
146  * @param tv_sec
147  * @param tv_us
148  * @param packet_type
149  * @param in
150  * @param len
151  */
152 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);
153 /**
154  * @brief Setup header for BLUEZ (hcidump) format
155  * @param buffer
156  * @param tv_sec
157  * @param tv_us
158  * @param packet_type
159  * @param in
160  * @param len
161  */
162 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);
163 
164 /* API_END */
165 
166 
167 #if defined __cplusplus
168 }
169 #endif
170 #endif // HCI_DUMP_H
171