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1 //-----------------------------------------------------------------------------
2 // Copyright (C) 2019 Merlok
3 //
4 // This code is licensed to you under the terms of the GNU GPL, version 2 or,
5 // at your option, any later version. See the LICENSE.txt file for the text of
6 // the license.
7 //-----------------------------------------------------------------------------
8 // NFC Data Exchange Format (NDEF) functions
9 //-----------------------------------------------------------------------------
10
11 #ifndef _NDEF_H_
12 #define _NDEF_H_
13
14 #include <stdint.h>
15 #include <stdbool.h>
16 #include <stddef.h>
17
18 typedef enum {
19 tnfEmptyRecord = 0x00,
20 tnfWellKnownRecord = 0x01,
21 tnfMIMEMediaRecord = 0x02,
22 tnfAbsoluteURIRecord = 0x03,
23 tnfExternalRecord = 0x04,
24 tnfUnknownRecord = 0x05,
25 tnfUnchangedRecord = 0x06
26 } TypeNameFormat_t;
27
28 typedef enum {
29 stNotPresent = 0x00,
30 stRSASSA_PSS_SHA_1 = 0x01,
31 stRSASSA_PKCS1_v1_5_WITH_SHA_1 = 0x02,
32 stDSA = 0x03,
33 stECDSA = 0x04,
34 stNA = 0x05
35 } ndefSigType_t;
36
37 typedef enum {
38 sfX_509 = 0x00,
39 sfX9_68 = 0x01,
40 sfNA = 0x02
41 } ndefCertificateFormat_t;
42
43 typedef struct {
44 bool MessageBegin;
45 bool MessageEnd;
46 bool ChunkFlag;
47 bool ShortRecordBit;
48 bool IDLenPresent;
49 TypeNameFormat_t TypeNameFormat;
50 size_t TypeLen;
51 size_t PayloadLen;
52 size_t IDLen;
53 size_t len;
54 size_t RecLen;
55 uint8_t *Type;
56 uint8_t *Payload;
57 uint8_t *ID;
58 } NDEFHeader_t;
59
60 extern int NDEFDecodeAndPrint(uint8_t *ndef, size_t ndefLen, bool verbose);
61
62 #endif // _NDEF_H_
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