djiparsetxt
parseRecord_RECOVER.cpp
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1 /**********
2 This program is free software: you can redistribute it and/or modify
3 it under the terms of the GNU General Public License as published by
4 the Free Software Foundation, either version 3 of the License, or
5 (at your option) any later version.
6 
7 This program is distributed in the hope that it will be useful,
8 but WITHOUT ANY WARRANTY; without even the implied warranty of
9 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10 GNU General Public License for more details.
11 
12 You should have received a copy of the GNU General Public License
13 along with this program. If not, see <http://www.gnu.org/licenses/>.
14 **********/
15 /*
16  A C++ program to parse DJI's ".txt" log files (recorded by the "DJI Go 4" app).
17  Version 2021-02-18
18 
19  Copyright (c) 2021 Live Networks, Inc. All rights reserved.
20  For the latest version of this program (and more information), visit http://djilogs.live555.com
21 
22  Parsing RECOVER records within DJI ".txt" files.
23  Implementation.
24 */
25 
27 
28 void RecordAndDetailsParser::parseRecord_RECOVER(u_int8_t const*& ptr, u_int8_t const* limit) {
29  // Note: Some of the field lengths here may have been different in older ".txt" versions
30 
31  if (limit-ptr < 109) return; // This record is smaller than we expect; we can't handle it
32 
33  // RECOVER.droneType.RAW: 1 byte unsigned:
34  noteByteField("RECOVER.droneType.RAW", ptr, limit);
35 
36  // RECOVER.appType.RAW: 1 byte unsigned:
37  noteByteField("RECOVER.appType.RAW", ptr, limit);
38 
39  // RECOVER.appVersion: 3 bytes;
40  note3ByteVersionField("RECOVER.appVersion", ptr, limit);
41 
42  // RECOVER.aircraftSn: string (length 16):
43  noteStringField("RECOVER.aircraftSn", ptr, 16, limit);
44 
45  // RECOVER.aircraftName: string (length 32):
46  noteStringField("RECOVER.aircraftName", ptr, 32, limit);
47 
48  // RECOVER.activeTimestamp: 8 bytes little-endian, in Unix time format:
49  note8ByteTimestampField("RECOVER.activeTimestamp", ptr, limit);
50 
51  // RECOVER.cameraSn: string (length 16):
52  noteStringField("RECOVER.cameraSn", ptr, 16, limit);
53 
54  // RECOVER.rcSn: string (length 16):
55  noteStringField("RECOVER.rcSn", ptr, 16, limit);
56 
57  // RECOVER.batterySn: string (length 16):
58  noteStringField("RECOVER.batterySn", ptr, 16, limit);
59 }
void parseRecord_RECOVER(u_int8_t const *&ptr, u_int8_t const *limit)
void note8ByteTimestampField(char const *label, u_int8_t const *&ptr, u_int8_t const *limit, int isInMilliseconds=0)
void note3ByteVersionField(char const *label, u_int8_t const *&ptr, u_int8_t const *limit)
void noteStringField(char const *label, u_int8_t const *&ptr, unsigned stringLength, u_int8_t const *limit)
void noteByteField(char const *label, u_int8_t const *&ptr, u_int8_t const *limit, float divisor=0.0, int isSigned=0)