1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
|
//*****************************************************************************
//
// gap.c - GAP configuration and control APIs
//
// Copyright (c) 2013-2014 Texas Instruments Incorporated. All rights reserved.
// Software License Agreement
//
// Texas Instruments (TI) is supplying this software for use solely and
// exclusively on TI's microcontroller products. The software is owned by
// TI and/or its suppliers, and is protected under applicable copyright
// laws. You may not combine this software with "viral" open-source
// software in order to form a larger program.
//
// THIS SOFTWARE IS PROVIDED "AS IS" AND WITH ALL FAULTS.
// NO WARRANTIES, WHETHER EXPRESS, IMPLIED OR STATUTORY, INCLUDING, BUT
// NOT LIMITED TO, IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE. TI SHALL NOT, UNDER ANY
// CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR CONSEQUENTIAL
// DAMAGES, FOR ANY REASON WHATSOEVER.
//
// This is part of revision 2.1.0.12573 of the DK-TM4C129X Firmware Package.
//
//*****************************************************************************
#include <stdint.h>
#include <stdbool.h>
#include <string.h>
#include "hci.h"
#include "utils/uartstdio.h"
//*****************************************************************************
//
// TX buffer used by all APIs.
//
//*****************************************************************************
uint8_t g_pui8TXBuf[64];
uint8_t g_ui8TXLen;
//*****************************************************************************
//
// Forward reference of functions used in this file.
//
//*****************************************************************************
extern void UARTSend(const uint8_t *pui8Buffer, uint32_t ui32Count);
extern void DumpBuffer(uint8_t *pui8Buf, uint32_t ui32Len, bool bTX);
//*****************************************************************************
//
// GAP Device Initialization Request
//
//*****************************************************************************
void
GAPDeviceInit(uint8_t ui8ProfileRole,
uint8_t ui8MaxScanRsps,
uint8_t *pui8IRK,
uint8_t *pui8SRK,
uint32_t ui32SignCounter)
{
g_ui8TXLen = 0;
g_pui8TXBuf[g_ui8TXLen++] = HCI_CMD_PACKET;
g_pui8TXBuf[g_ui8TXLen++] = HCI_VE_GAP_DEVICE_INIT_OPCODE & 0xFF;
g_pui8TXBuf[g_ui8TXLen++] = (HCI_VE_GAP_DEVICE_INIT_OPCODE >> 8) & 0xFF;
g_pui8TXBuf[g_ui8TXLen++] = 38;
g_pui8TXBuf[g_ui8TXLen++] = ui8ProfileRole;
g_pui8TXBuf[g_ui8TXLen++] = ui8MaxScanRsps;
memcpy(g_pui8TXBuf + g_ui8TXLen, pui8IRK, 16);
g_ui8TXLen +=16;
memcpy(g_pui8TXBuf + g_ui8TXLen, pui8SRK, 16);
g_ui8TXLen +=16;
g_pui8TXBuf[g_ui8TXLen++] = ui32SignCounter & 0xFF;
g_pui8TXBuf[g_ui8TXLen++] = (ui32SignCounter >> 8) & 0xFF;
g_pui8TXBuf[g_ui8TXLen++] = (ui32SignCounter >> 16) & 0xFF;
g_pui8TXBuf[g_ui8TXLen++] = (ui32SignCounter >> 24) & 0xFF;
DumpBuffer((uint8_t*)g_pui8TXBuf, g_ui8TXLen, true);
UARTSend((const uint8_t*)g_pui8TXBuf, g_ui8TXLen);
return;
}
//*****************************************************************************
//
// GAP Get Parameter Request.
//
//*****************************************************************************
void
GAPGetParam(uint8_t ui8ParamID)
{
g_ui8TXLen = 0;
g_pui8TXBuf[g_ui8TXLen++] = HCI_CMD_PACKET;
g_pui8TXBuf[g_ui8TXLen++] = HCI_VE_GAP_GET_PARAM_OPCODE & 0xFF;
g_pui8TXBuf[g_ui8TXLen++] = (HCI_VE_GAP_GET_PARAM_OPCODE >> 8) & 0xFF;
g_pui8TXBuf[g_ui8TXLen++] = 1;
g_pui8TXBuf[g_ui8TXLen++] = ui8ParamID;
DumpBuffer((uint8_t*)g_pui8TXBuf, g_ui8TXLen, true);
UARTSend((const uint8_t*)g_pui8TXBuf, g_ui8TXLen);
return;
}
//*****************************************************************************
//
// GAP Set Parameter request.
//
//*****************************************************************************
void
GAPSetParam(uint8_t ui8ParamID, uint16_t ui16Value)
{
g_ui8TXLen = 0;
g_pui8TXBuf[g_ui8TXLen++] = HCI_CMD_PACKET;
g_pui8TXBuf[g_ui8TXLen++] = HCI_VE_GAP_SET_PARAM_OPCODE & 0xFF;
g_pui8TXBuf[g_ui8TXLen++] = (HCI_VE_GAP_SET_PARAM_OPCODE >> 8) & 0xFF;
g_pui8TXBuf[g_ui8TXLen++] = 3;
g_pui8TXBuf[g_ui8TXLen++] = ui8ParamID;
g_pui8TXBuf[g_ui8TXLen++] = ui16Value & 0xFF;
g_pui8TXBuf[g_ui8TXLen++] = (ui16Value >> 8) & 0xFF;
DumpBuffer((uint8_t*)g_pui8TXBuf, g_ui8TXLen, true);
UARTSend((const uint8_t*)g_pui8TXBuf, g_ui8TXLen);
return;
}
//*****************************************************************************
//
// Start Discovery Request.
//
//*****************************************************************************
void
GAPDiscoveryReq(uint8_t ui8Mode, bool bActiveScan, bool bWhiteList)
{
g_ui8TXLen = 0;
g_pui8TXBuf[g_ui8TXLen++] = HCI_CMD_PACKET;
g_pui8TXBuf[g_ui8TXLen++] = HCI_VE_GAP_DEVICE_DISC_REQ_OPCODE & 0xFF;
g_pui8TXBuf[g_ui8TXLen++] = (HCI_VE_GAP_DEVICE_DISC_REQ_OPCODE >> 8) & 0xFF;
g_pui8TXBuf[g_ui8TXLen++] = 3;
g_pui8TXBuf[g_ui8TXLen++] = ui8Mode;
g_pui8TXBuf[g_ui8TXLen++] = bActiveScan;
g_pui8TXBuf[g_ui8TXLen++] = bWhiteList;
DumpBuffer((uint8_t*)g_pui8TXBuf, g_ui8TXLen, true);
UARTSend((const uint8_t*)g_pui8TXBuf, g_ui8TXLen);
return;
}
//*****************************************************************************
//
// Establish Link Request.
//
//*****************************************************************************
void
GAPEstLinkReq(bool bHighDutyCycle, bool bWhiteList,
uint8_t ui8AddrType, uint8_t *pui8DevAddr)
{
uint8_t ui8Idx;
g_ui8TXLen = 0;
g_pui8TXBuf[g_ui8TXLen++] = HCI_CMD_PACKET;
g_pui8TXBuf[g_ui8TXLen++] = HCI_VE_GAP_DEVICE_EST_LINK_REQ_OPCODE & 0xFF;
g_pui8TXBuf[g_ui8TXLen++] =
(HCI_VE_GAP_DEVICE_EST_LINK_REQ_OPCODE >> 8) & 0xFF;
g_pui8TXBuf[g_ui8TXLen++] = 9;
g_pui8TXBuf[g_ui8TXLen++] = bHighDutyCycle;
g_pui8TXBuf[g_ui8TXLen++] = bWhiteList;
g_pui8TXBuf[g_ui8TXLen++] = ui8AddrType;
for(ui8Idx = 0; ui8Idx < HCI_BDADDR_LEN; ui8Idx++)
{
g_pui8TXBuf[g_ui8TXLen++] = pui8DevAddr[ui8Idx];
}
DumpBuffer((uint8_t*)g_pui8TXBuf, g_ui8TXLen, true);
UARTSend((const uint8_t*)g_pui8TXBuf, g_ui8TXLen);
return;
}
//*****************************************************************************
//
// Terminate Link Request.
//
//*****************************************************************************
void
GAPTerLinkReq(uint16_t ui16ConnHandle, uint8_t ui8Reason)
{
g_ui8TXLen = 0;
g_pui8TXBuf[g_ui8TXLen++] = HCI_CMD_PACKET;
g_pui8TXBuf[g_ui8TXLen++] = HCI_VE_GAP_DEVICE_TER_LINK_REQ_OPCODE & 0xFF;
g_pui8TXBuf[g_ui8TXLen++] =
(HCI_VE_GAP_DEVICE_TER_LINK_REQ_OPCODE >> 8) & 0xFF;
g_pui8TXBuf[g_ui8TXLen++] = 3;
g_pui8TXBuf[g_ui8TXLen++] = ui16ConnHandle & 0xFF;
g_pui8TXBuf[g_ui8TXLen++] = (ui16ConnHandle >> 8) & 0xFF;
g_pui8TXBuf[g_ui8TXLen++] = ui8Reason;
DumpBuffer((uint8_t*)g_pui8TXBuf, g_ui8TXLen, true);
UARTSend((const uint8_t*)g_pui8TXBuf, g_ui8TXLen);
return;
}
//*****************************************************************************
//
// Start Pairing Request.
//
//*****************************************************************************
void
GAPAuthenticate(uint16_t ui16ConnHandle)
{
g_ui8TXLen = 0;
g_pui8TXBuf[g_ui8TXLen++] = HCI_CMD_PACKET;
g_pui8TXBuf[g_ui8TXLen++] = HCI_VE_GAP_DEVICE_AUTHENTICATE_OPCODE & 0xFF;
g_pui8TXBuf[g_ui8TXLen++] =
(HCI_VE_GAP_DEVICE_AUTHENTICATE_OPCODE >> 8) & 0xFF;
g_pui8TXBuf[g_ui8TXLen++] = 29;
g_pui8TXBuf[g_ui8TXLen++] = ui16ConnHandle & 0xFF;
g_pui8TXBuf[g_ui8TXLen++] = (ui16ConnHandle >> 8) & 0xFF;
g_pui8TXBuf[g_ui8TXLen++] = 0x04; //KeyboardDisplay
g_pui8TXBuf[g_ui8TXLen++] = 0x00; //oob false
memset(&g_pui8TXBuf[g_ui8TXLen], 0, 16);
g_ui8TXLen +=16;
g_pui8TXBuf[g_ui8TXLen++] = 0x05; //AuthReq
g_pui8TXBuf[g_ui8TXLen++] = 0x10; // MaxEKeySize
g_pui8TXBuf[g_ui8TXLen++] = 0x3F; // KeyDist
g_pui8TXBuf[g_ui8TXLen++] = 0x00; // Pair.enable
g_pui8TXBuf[g_ui8TXLen++] = 0x03; // Pair.ioCaps
g_pui8TXBuf[g_ui8TXLen++] = 0x00; // Pair.oobDFlag
g_pui8TXBuf[g_ui8TXLen++] = 0x01; // Pair.authReq
g_pui8TXBuf[g_ui8TXLen++] = 0x10; // MaxEKeySize
g_pui8TXBuf[g_ui8TXLen++] = 0x3F; // KeyDist
DumpBuffer((uint8_t*)g_pui8TXBuf, g_ui8TXLen, true);
UARTSend((const uint8_t*)g_pui8TXBuf, g_ui8TXLen);
return;
}
//*****************************************************************************
//
// PASS key during Authentication.
//
//*****************************************************************************
void
GAPPassKeyUpdate(uint16_t ui16ConnHandle, char *pcPassCode)
{
g_ui8TXLen = 0;
g_pui8TXBuf[g_ui8TXLen++] = HCI_CMD_PACKET;
g_pui8TXBuf[g_ui8TXLen++] = HCI_VE_GAP_DEVICE_PASSKEY_UPDATE_OPCODE & 0xFF;
g_pui8TXBuf[g_ui8TXLen++] =
(HCI_VE_GAP_DEVICE_PASSKEY_UPDATE_OPCODE >> 8) & 0xFF;
g_pui8TXBuf[g_ui8TXLen++] = 8;
g_pui8TXBuf[g_ui8TXLen++] = ui16ConnHandle & 0xFF;
g_pui8TXBuf[g_ui8TXLen++] = (ui16ConnHandle >> 8) & 0xFF;
g_pui8TXBuf[g_ui8TXLen++] = pcPassCode[0];
g_pui8TXBuf[g_ui8TXLen++] = pcPassCode[1];
g_pui8TXBuf[g_ui8TXLen++] = pcPassCode[2];
g_pui8TXBuf[g_ui8TXLen++] = pcPassCode[3];
g_pui8TXBuf[g_ui8TXLen++] = pcPassCode[4];
g_pui8TXBuf[g_ui8TXLen++] = pcPassCode[5];
DumpBuffer((uint8_t*)g_pui8TXBuf, g_ui8TXLen, true);
UARTSend((const uint8_t*)g_pui8TXBuf, g_ui8TXLen);
return;
}
//*****************************************************************************
//
// GAP Bonding Request.
//
//*****************************************************************************
void
GAPBond(uint16_t ui16ConnHandle, tLTKData *psSavedKey)
{
uint8_t ui8Loop;
g_ui8TXLen = 0;
g_pui8TXBuf[g_ui8TXLen++] = HCI_CMD_PACKET;
g_pui8TXBuf[g_ui8TXLen++] = HCI_VE_GAP_DEVICE_BOND_OPCODE & 0xFF;
g_pui8TXBuf[g_ui8TXLen++] = (HCI_VE_GAP_DEVICE_BOND_OPCODE >> 8) & 0xFF;
g_pui8TXBuf[g_ui8TXLen++] = 30;
g_pui8TXBuf[g_ui8TXLen++] = ui16ConnHandle & 0xFF;
g_pui8TXBuf[g_ui8TXLen++] = (ui16ConnHandle >> 8) & 0xFF;
g_pui8TXBuf[g_ui8TXLen++] = psSavedKey->bAuth;
for(ui8Loop = 0; ui8Loop < psSavedKey->ui8LTKSize; ui8Loop++)
{
g_pui8TXBuf[g_ui8TXLen++] = psSavedKey->pui8LTK[ui8Loop];
}
g_pui8TXBuf[g_ui8TXLen++] = psSavedKey->pui8DIV[0];
g_pui8TXBuf[g_ui8TXLen++] = psSavedKey->pui8DIV[1];
for(ui8Loop = 0; ui8Loop < 8; ui8Loop++)
{
g_pui8TXBuf[g_ui8TXLen++] = psSavedKey->pui8Rand[ui8Loop];
}
g_pui8TXBuf[g_ui8TXLen++] = psSavedKey->ui8LTKSize;
DumpBuffer((uint8_t*)g_pui8TXBuf, g_ui8TXLen, true);
UARTSend((const uint8_t*)g_pui8TXBuf, g_ui8TXLen);
return;
}
//*****************************************************************************
//
// Read Characteristic Value.
//
//*****************************************************************************
void
GAPReadCharValue(uint16_t ui16ConnHandle, uint16_t ui16Handle)
{
g_ui8TXLen = 0;
g_pui8TXBuf[g_ui8TXLen++] = HCI_CMD_PACKET;
g_pui8TXBuf[g_ui8TXLen++] = HCI_VE_GAP_DEVICE_READ_CHAR_VAL_OPCODE & 0xFF;
g_pui8TXBuf[g_ui8TXLen++] =
(HCI_VE_GAP_DEVICE_READ_CHAR_VAL_OPCODE >> 8) & 0xFF;
g_pui8TXBuf[g_ui8TXLen++] = 4;
g_pui8TXBuf[g_ui8TXLen++] = ui16ConnHandle & 0xFF;
g_pui8TXBuf[g_ui8TXLen++] = ui16ConnHandle & 0xFF;
g_pui8TXBuf[g_ui8TXLen++] = ui16Handle & 0xFF;
g_pui8TXBuf[g_ui8TXLen++] = (ui16Handle >> 8) & 0xFF;
DumpBuffer((uint8_t*)g_pui8TXBuf, g_ui8TXLen, true);
UARTSend((const uint8_t*)g_pui8TXBuf, g_ui8TXLen);
return;
}
//*****************************************************************************
//
// Write Characteristic Value request.
//
//*****************************************************************************
void
GAPWriteCharValue(uint16_t ui16ConnHandle, uint16_t ui16Handle,
uint8_t *pui8Buf, uint8_t ui8Len)
{
uint8_t ui8Loop;
g_ui8TXLen = 0;
g_pui8TXBuf[g_ui8TXLen++] = HCI_CMD_PACKET;
g_pui8TXBuf[g_ui8TXLen++] = HCI_VE_GAP_DEVICE_WRITE_CHAR_VAL_OPCODE & 0xFF;
g_pui8TXBuf[g_ui8TXLen++] =
(HCI_VE_GAP_DEVICE_WRITE_CHAR_VAL_OPCODE >> 8) & 0xFF;
g_pui8TXBuf[g_ui8TXLen++] = 4 + ui8Len;
g_pui8TXBuf[g_ui8TXLen++] = ui16ConnHandle & 0xFF;
g_pui8TXBuf[g_ui8TXLen++] = ui16ConnHandle & 0xFF;
g_pui8TXBuf[g_ui8TXLen++] = ui16Handle & 0xFF;
g_pui8TXBuf[g_ui8TXLen++] = (ui16Handle >> 8) & 0xFF;
for(ui8Loop = 0; ui8Loop < ui8Len; ui8Loop++)
{
g_pui8TXBuf[g_ui8TXLen++] = pui8Buf[ui8Loop];
}
DumpBuffer((uint8_t*)g_pui8TXBuf, g_ui8TXLen, true);
UARTSend((const uint8_t*)g_pui8TXBuf, g_ui8TXLen);
return;
}
//*****************************************************************************
//
// Read RSSI Value Request.
//
//*****************************************************************************
void
HCIReadRSSI(uint16_t ui16ConnHandle)
{
g_ui8TXLen = 0;
g_pui8TXBuf[g_ui8TXLen++] = HCI_CMD_PACKET;
g_pui8TXBuf[g_ui8TXLen++] = HCI_READ_RSSI_OPCODE & 0xFF;
g_pui8TXBuf[g_ui8TXLen++] = (HCI_READ_RSSI_OPCODE >> 8) & 0xFF;
g_pui8TXBuf[g_ui8TXLen++] = 2;
g_pui8TXBuf[g_ui8TXLen++] = ui16ConnHandle & 0xFF;
g_pui8TXBuf[g_ui8TXLen++] = (ui16ConnHandle >>8) & 0xFF;
DumpBuffer((uint8_t*)g_pui8TXBuf, g_ui8TXLen, true);
UARTSend((const uint8_t*)g_pui8TXBuf, g_ui8TXLen);
return;
}
|
