1/******************************************************************************
2 *
3 *  Copyright (C) 2009-2013 Broadcom Corporation
4 *
5 *  Licensed under the Apache License, Version 2.0 (the "License");
6 *  you may not use this file except in compliance with the License.
7 *  You may obtain a copy of the License at:
8 *
9 *  http://www.apache.org/licenses/LICENSE-2.0
10 *
11 *  Unless required by applicable law or agreed to in writing, software
12 *  distributed under the License is distributed on an "AS IS" BASIS,
13 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 *  See the License for the specific language governing permissions and
15 *  limitations under the License.
16 *
17 ******************************************************************************/
18
19#define LOG_TAG "bt_btif_gatt"
20
21#include <errno.h>
22#include <stdio.h>
23#include <stdlib.h>
24#include <string.h>
25
26#include <hardware/bluetooth.h>
27#include <hardware/bt_gatt.h>
28
29#include "btif_common.h"
30#include "btif_util.h"
31
32#include "bta_gatt_api.h"
33#include "bte_appl.h"
34#include "btif_dm.h"
35#include "btif_gatt.h"
36#include "btif_gatt_util.h"
37#include "btif_storage.h"
38#include "gatt_api.h"
39#include "osi/include/log.h"
40#include "osi/include/osi.h"
41
42/*******************************************************************************
43 * Typedefs & Macros
44 ******************************************************************************/
45
46typedef struct {
47  tGATT_IF gatt_if;
48  uint16_t conn_id;
49} btif_test_cb_t;
50
51/*******************************************************************************
52 * Static variables
53 ******************************************************************************/
54
55static const char* disc_name[GATT_DISC_MAX] = {"Unknown",
56                                               "GATT_DISC_SRVC_ALL",
57                                               "GATT_DISC_SRVC_BY_UUID",
58                                               "GATT_DISC_INC_SRVC",
59                                               "GATT_DISC_CHAR",
60                                               "GATT_DISC_CHAR_DSCPT"};
61
62static btif_test_cb_t test_cb;
63
64/*******************************************************************************
65 * Callback functions
66 ******************************************************************************/
67
68static char* format_uuid(tBT_UUID bt_uuid, char* str_buf, size_t buf_size) {
69  if (bt_uuid.len == LEN_UUID_16) {
70    snprintf(str_buf, buf_size, "0x%04x", bt_uuid.uu.uuid16);
71  } else if (bt_uuid.len == LEN_UUID_128) {
72    int x = snprintf(str_buf, buf_size, "%02x%02x%02x%02x-%02x%02x-%02x%02x",
73                     bt_uuid.uu.uuid128[15], bt_uuid.uu.uuid128[14],
74                     bt_uuid.uu.uuid128[13], bt_uuid.uu.uuid128[12],
75                     bt_uuid.uu.uuid128[11], bt_uuid.uu.uuid128[10],
76                     bt_uuid.uu.uuid128[9], bt_uuid.uu.uuid128[8]);
77    snprintf(&str_buf[x], buf_size - x, "%02x%02x-%02x%02x%02x%02x%02x%02x",
78             bt_uuid.uu.uuid128[7], bt_uuid.uu.uuid128[6],
79             bt_uuid.uu.uuid128[5], bt_uuid.uu.uuid128[4],
80             bt_uuid.uu.uuid128[3], bt_uuid.uu.uuid128[2],
81             bt_uuid.uu.uuid128[1], bt_uuid.uu.uuid128[0]);
82  } else {
83    snprintf(str_buf, buf_size, "Unknown (len=%d)", bt_uuid.len);
84  }
85
86  return str_buf;
87}
88
89static void btif_test_connect_cback(UNUSED_ATTR tGATT_IF gatt_if,
90                                    UNUSED_ATTR BD_ADDR bda, uint16_t conn_id,
91                                    bool connected,
92                                    UNUSED_ATTR tGATT_DISCONN_REASON reason,
93                                    UNUSED_ATTR tBT_TRANSPORT transport) {
94  LOG_DEBUG(LOG_TAG, "%s: conn_id=%d, connected=%d", __func__, conn_id,
95            connected);
96  test_cb.conn_id = connected ? conn_id : 0;
97}
98
99static void btif_test_command_complete_cback(uint16_t conn_id, tGATTC_OPTYPE op,
100                                             tGATT_STATUS status,
101                                             tGATT_CL_COMPLETE* p_data) {
102  LOG_DEBUG(LOG_TAG, "%s: op_code=0x%02x, conn_id=0x%x. status=0x%x", __func__,
103            op, conn_id, status);
104
105  switch (op) {
106    case GATTC_OPTYPE_READ:
107    case GATTC_OPTYPE_WRITE:
108    case GATTC_OPTYPE_CONFIG:
109    case GATTC_OPTYPE_EXE_WRITE:
110    case GATTC_OPTYPE_NOTIFICATION:
111      break;
112
113    case GATTC_OPTYPE_INDICATION:
114      GATTC_SendHandleValueConfirm(conn_id, p_data->handle);
115      break;
116
117    default:
118      LOG_DEBUG(LOG_TAG, "%s: Unknown op_code (0x%02x)", __func__, op);
119      break;
120  }
121}
122
123static void btif_test_discovery_result_cback(UNUSED_ATTR uint16_t conn_id,
124                                             tGATT_DISC_TYPE disc_type,
125                                             tGATT_DISC_RES* p_data) {
126  char str_buf[50];
127
128  LOG_DEBUG(LOG_TAG, "------ GATT Discovery result %-22s -------",
129            disc_name[disc_type]);
130  LOG_DEBUG(LOG_TAG, "      Attribute handle: 0x%04x (%d)", p_data->handle,
131            p_data->handle);
132
133  if (disc_type != GATT_DISC_CHAR_DSCPT) {
134    LOG_DEBUG(LOG_TAG, "        Attribute type: %s",
135              format_uuid(p_data->type, str_buf, sizeof(str_buf)));
136  }
137
138  switch (disc_type) {
139    case GATT_DISC_SRVC_ALL:
140      LOG_DEBUG(LOG_TAG, "          Handle range: 0x%04x ~ 0x%04x (%d ~ %d)",
141                p_data->handle, p_data->value.group_value.e_handle,
142                p_data->handle, p_data->value.group_value.e_handle);
143      LOG_DEBUG(LOG_TAG, "          Service UUID: %s",
144                format_uuid(p_data->value.group_value.service_type, str_buf,
145                            sizeof(str_buf)));
146      break;
147
148    case GATT_DISC_SRVC_BY_UUID:
149      LOG_DEBUG(LOG_TAG, "          Handle range: 0x%04x ~ 0x%04x (%d ~ %d)",
150                p_data->handle, p_data->value.handle, p_data->handle,
151                p_data->value.handle);
152      break;
153
154    case GATT_DISC_INC_SRVC:
155      LOG_DEBUG(LOG_TAG, "          Handle range: 0x%04x ~ 0x%04x (%d ~ %d)",
156                p_data->value.incl_service.s_handle,
157                p_data->value.incl_service.e_handle,
158                p_data->value.incl_service.s_handle,
159                p_data->value.incl_service.e_handle);
160      LOG_DEBUG(LOG_TAG, "          Service UUID: %s",
161                format_uuid(p_data->value.incl_service.service_type, str_buf,
162                            sizeof(str_buf)));
163      break;
164
165    case GATT_DISC_CHAR:
166      LOG_DEBUG(LOG_TAG, "            Properties: 0x%02x",
167                p_data->value.dclr_value.char_prop);
168      LOG_DEBUG(LOG_TAG, "   Characteristic UUID: %s",
169                format_uuid(p_data->value.dclr_value.char_uuid, str_buf,
170                            sizeof(str_buf)));
171      break;
172
173    case GATT_DISC_CHAR_DSCPT:
174      LOG_DEBUG(LOG_TAG, "       Descriptor UUID: %s",
175                format_uuid(p_data->type, str_buf, sizeof(str_buf)));
176      break;
177  }
178
179  LOG_DEBUG(LOG_TAG,
180            "-----------------------------------------------------------");
181}
182
183static void btif_test_discovery_complete_cback(
184    UNUSED_ATTR uint16_t conn_id, UNUSED_ATTR tGATT_DISC_TYPE disc_type,
185    tGATT_STATUS status) {
186  LOG_DEBUG(LOG_TAG, "%s: status=%d", __func__, status);
187}
188
189static tGATT_CBACK btif_test_callbacks = {btif_test_connect_cback,
190                                          btif_test_command_complete_cback,
191                                          btif_test_discovery_result_cback,
192                                          btif_test_discovery_complete_cback,
193                                          NULL,
194                                          NULL,
195                                          NULL,
196                                          NULL,
197                                          NULL};
198
199/*******************************************************************************
200 * Implementation
201 ******************************************************************************/
202
203bt_status_t btif_gattc_test_command_impl(int command,
204                                         btgatt_test_params_t* params) {
205  switch (command) {
206    case 0x01: /* Enable */
207    {
208      LOG_DEBUG(LOG_TAG, "%s: ENABLE - enable=%d", __func__, params->u1);
209      if (params->u1) {
210        tBT_UUID app_uuid = {LEN_UUID_128, {0xAE}};
211        test_cb.gatt_if = GATT_Register(&app_uuid, &btif_test_callbacks);
212        GATT_StartIf(test_cb.gatt_if);
213      } else {
214        GATT_Deregister(test_cb.gatt_if);
215        test_cb.gatt_if = 0;
216      }
217      break;
218    }
219
220    case 0x02: /* Connect */
221    {
222      LOG_DEBUG(LOG_TAG,
223                "%s: CONNECT - device=%02x:%02x:%02x:%02x:%02x:%02x "
224                "(dev_type=%d, addr_type=%d)",
225                __func__, params->bda1->address[0], params->bda1->address[1],
226                params->bda1->address[2], params->bda1->address[3],
227                params->bda1->address[4], params->bda1->address[5], params->u1,
228                params->u2);
229
230      if (params->u1 == BT_DEVICE_TYPE_BLE)
231        BTM_SecAddBleDevice(params->bda1->address, NULL, BT_DEVICE_TYPE_BLE,
232                            params->u2);
233
234      if (!GATT_Connect(test_cb.gatt_if, params->bda1->address, true,
235                        BT_TRANSPORT_LE, false)) {
236        LOG_ERROR(LOG_TAG, "%s: GATT_Connect failed!", __func__);
237      }
238      break;
239    }
240
241    case 0x03: /* Disconnect */
242    {
243      LOG_DEBUG(LOG_TAG, "%s: DISCONNECT - conn_id=%d", __func__,
244                test_cb.conn_id);
245      GATT_Disconnect(test_cb.conn_id);
246      break;
247    }
248
249    case 0x04: /* Discover */
250    {
251      char buf[50] = {0};
252      tGATT_DISC_PARAM param;
253      memset(&param, 0, sizeof(tGATT_DISC_PARAM));
254
255      if (params->u1 >= GATT_DISC_MAX) {
256        LOG_ERROR(LOG_TAG, "%s: DISCOVER - Invalid type (%d)!", __func__,
257                  params->u1);
258        return (bt_status_t)0;
259      }
260
261      param.s_handle = params->u2;
262      param.e_handle = params->u3;
263      btif_to_bta_uuid(&param.service, params->uuid1);
264
265      LOG_DEBUG(LOG_TAG,
266                "%s: DISCOVER (%s), conn_id=%d, uuid=%s, handles=0x%04x-0x%04x",
267                __func__, disc_name[params->u1], test_cb.conn_id,
268                format_uuid(param.service, buf, sizeof(buf)), params->u2,
269                params->u3);
270      GATTC_Discover(test_cb.conn_id, params->u1, &param);
271      break;
272    }
273
274    case 0xF0: /* Pairing configuration */
275      LOG_DEBUG(LOG_TAG,
276                "%s: Setting pairing config auth=%d, iocaps=%d, keys=%d/%d/%d",
277                __func__, params->u1, params->u2, params->u3, params->u4,
278                params->u5);
279
280      bte_appl_cfg.ble_auth_req = params->u1;
281      bte_appl_cfg.ble_io_cap = params->u2;
282      bte_appl_cfg.ble_init_key = params->u3;
283      bte_appl_cfg.ble_resp_key = params->u4;
284      bte_appl_cfg.ble_max_key_size = params->u5;
285      break;
286
287    default:
288      LOG_ERROR(LOG_TAG, "%s: UNKNOWN TEST COMMAND 0x%02x", __func__, command);
289      break;
290  }
291  return (bt_status_t)0;
292}
293