ble_event.c 11 KB

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  1. /**
  2. * Copyright (c) 2014 - 2020, Nordic Semiconductor ASA
  3. *
  4. * All rights reserved.
  5. *
  6. * Redistribution and use in source and binary forms, with or without modification,
  7. * are permitted provided that the following conditions are met:
  8. *
  9. * 1. Redistributions of source code must retain the above copyright notice, this
  10. * list of conditions and the following disclaimer.
  11. *
  12. * 2. Redistributions in binary form, except as embedded into a Nordic
  13. * Semiconductor ASA integrated circuit in a product or a software update for
  14. * such product, must reproduce the above copyright notice, this list of
  15. * conditions and the following disclaimer in the documentation and/or other
  16. * materials provided with the distribution.
  17. *
  18. * 3. Neither the name of Nordic Semiconductor ASA nor the names of its
  19. * contributors may be used to endorse or promote products derived from this
  20. * software without specific prior written permission.
  21. *
  22. * 4. This software, with or without modification, must only be used with a
  23. * Nordic Semiconductor ASA integrated circuit.
  24. *
  25. * 5. Any software provided in binary form under this license must not be reverse
  26. * engineered, decompiled, modified and/or disassembled.
  27. *
  28. * THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS
  29. * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  30. * OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE
  31. * DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA OR CONTRIBUTORS BE
  32. * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  33. * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
  34. * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  35. * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  36. * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
  37. * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  38. *
  39. */
  40. #include "ble_serialization.h"
  41. #include "ble_app.h"
  42. #include "ble_evt_app.h"
  43. #include "ble_gap_evt_app.h"
  44. #include "ble_gattc_evt_app.h"
  45. #include "ble_gatts_evt_app.h"
  46. #include "ble_l2cap_evt_app.h"
  47. #include "app_util.h"
  48. uint32_t ble_event_dec(uint8_t const * const p_buf,
  49. uint32_t packet_len,
  50. ble_evt_t * const p_event,
  51. uint32_t * const p_event_len)
  52. {
  53. uint32_t err_code;
  54. SER_ASSERT_NOT_NULL(p_buf);
  55. SER_ASSERT_NOT_NULL(p_event_len);
  56. SER_ASSERT_LENGTH_LEQ(SER_EVT_HEADER_SIZE, packet_len);
  57. SER_ASSERT_NOT_NULL(p_event);
  58. SER_ASSERT_LENGTH_LEQ(sizeof (ble_evt_hdr_t), *p_event_len);
  59. *p_event_len -= sizeof (ble_evt_hdr_t);
  60. const uint16_t event_id = uint16_decode(&p_buf[SER_EVT_ID_POS]);
  61. const uint8_t * p_sub_buffer = &p_buf[SER_EVT_HEADER_SIZE];
  62. const uint32_t sub_packet_len = packet_len - SER_EVT_HEADER_SIZE;
  63. uint32_t (*fp_event_decoder)(uint8_t const * const p_buf,
  64. uint32_t packet_len,
  65. ble_evt_t * const p_event,
  66. uint32_t * const p_event_len) = NULL;
  67. switch (event_id)
  68. {
  69. #if defined(NRF_SD_BLE_API_VERSION) && NRF_SD_BLE_API_VERSION < 4
  70. case BLE_EVT_TX_COMPLETE:
  71. fp_event_decoder = ble_evt_tx_complete_dec;
  72. break;
  73. case BLE_EVT_DATA_LENGTH_CHANGED:
  74. fp_event_decoder = ble_evt_data_length_changed_dec;
  75. break;
  76. #endif
  77. case BLE_EVT_USER_MEM_REQUEST:
  78. fp_event_decoder = ble_evt_user_mem_request_dec;
  79. break;
  80. case BLE_EVT_USER_MEM_RELEASE:
  81. fp_event_decoder = ble_evt_user_mem_release_dec;
  82. break;
  83. case BLE_GAP_EVT_PASSKEY_DISPLAY:
  84. fp_event_decoder = ble_gap_evt_passkey_display_dec;
  85. break;
  86. case BLE_GAP_EVT_AUTH_KEY_REQUEST:
  87. fp_event_decoder = ble_gap_evt_auth_key_request_dec;
  88. break;
  89. case BLE_GAP_EVT_CONN_PARAM_UPDATE:
  90. fp_event_decoder = ble_gap_evt_conn_param_update_dec;
  91. break;
  92. #ifndef S112
  93. case BLE_GAP_EVT_CONN_PARAM_UPDATE_REQUEST:
  94. fp_event_decoder = ble_gap_evt_conn_param_update_request_dec;
  95. break;
  96. #endif
  97. case BLE_GAP_EVT_CONN_SEC_UPDATE:
  98. fp_event_decoder = ble_gap_evt_conn_sec_update_dec;
  99. break;
  100. case BLE_GAP_EVT_CONNECTED:
  101. fp_event_decoder = ble_gap_evt_connected_dec;
  102. break;
  103. case BLE_GAP_EVT_DISCONNECTED:
  104. fp_event_decoder = ble_gap_evt_disconnected_dec;
  105. break;
  106. case BLE_GAP_EVT_TIMEOUT:
  107. fp_event_decoder = ble_gap_evt_timeout_dec;
  108. break;
  109. case BLE_GAP_EVT_RSSI_CHANGED:
  110. fp_event_decoder = ble_gap_evt_rssi_changed_dec;
  111. break;
  112. case BLE_GAP_EVT_SEC_INFO_REQUEST:
  113. fp_event_decoder = ble_gap_evt_sec_info_request_dec;
  114. break;
  115. case BLE_GAP_EVT_SEC_PARAMS_REQUEST:
  116. fp_event_decoder = ble_gap_evt_sec_params_request_dec;
  117. break;
  118. case BLE_GAP_EVT_AUTH_STATUS:
  119. fp_event_decoder = ble_gap_evt_auth_status_dec;
  120. break;
  121. case BLE_GAP_EVT_SEC_REQUEST:
  122. fp_event_decoder = ble_gap_evt_sec_request_dec;
  123. break;
  124. case BLE_GAP_EVT_KEY_PRESSED:
  125. fp_event_decoder = ble_gap_evt_key_pressed_dec;
  126. break;
  127. case BLE_GAP_EVT_LESC_DHKEY_REQUEST:
  128. fp_event_decoder = ble_gap_evt_lesc_dhkey_request_dec;
  129. break;
  130. #if NRF_SD_BLE_API_VERSION >= 5
  131. case BLE_GAP_EVT_PHY_UPDATE:
  132. fp_event_decoder = ble_gap_evt_phy_update_dec;
  133. break;
  134. case BLE_GAP_EVT_PHY_UPDATE_REQUEST:
  135. fp_event_decoder = ble_gap_evt_phy_update_request_dec;
  136. break;
  137. #endif
  138. #if NRF_SD_BLE_API_VERSION >= 6
  139. #ifndef S112
  140. case BLE_GAP_EVT_QOS_CHANNEL_SURVEY_REPORT:
  141. fp_event_decoder = ble_gap_evt_qos_channel_survey_report_dec;
  142. break;
  143. #endif
  144. case BLE_GAP_EVT_ADV_SET_TERMINATED:
  145. fp_event_decoder = ble_gap_evt_adv_set_terminated_dec;
  146. break;
  147. #endif
  148. #if NRF_SD_BLE_API_VERSION >= 4 && !defined(S112)
  149. case BLE_GAP_EVT_DATA_LENGTH_UPDATE_REQUEST:
  150. fp_event_decoder = ble_gap_evt_data_length_update_request_dec;
  151. break;
  152. case BLE_GAP_EVT_DATA_LENGTH_UPDATE:
  153. fp_event_decoder = ble_gap_evt_data_length_update_dec;
  154. break;
  155. #endif
  156. case BLE_GATTC_EVT_CHAR_DISC_RSP:
  157. fp_event_decoder = ble_gattc_evt_char_disc_rsp_dec;
  158. break;
  159. case BLE_GATTC_EVT_CHAR_VAL_BY_UUID_READ_RSP:
  160. fp_event_decoder = ble_gattc_evt_char_val_by_uuid_read_rsp_dec;
  161. break;
  162. case BLE_GATTC_EVT_DESC_DISC_RSP:
  163. fp_event_decoder = ble_gattc_evt_desc_disc_rsp_dec;
  164. break;
  165. case BLE_GATTC_EVT_PRIM_SRVC_DISC_RSP:
  166. fp_event_decoder = ble_gattc_evt_prim_srvc_disc_rsp_dec;
  167. break;
  168. case BLE_GATTC_EVT_READ_RSP:
  169. fp_event_decoder = ble_gattc_evt_read_rsp_dec;
  170. break;
  171. case BLE_GATTC_EVT_HVX:
  172. fp_event_decoder = ble_gattc_evt_hvx_dec;
  173. break;
  174. case BLE_GATTC_EVT_TIMEOUT:
  175. fp_event_decoder = ble_gattc_evt_timeout_dec;
  176. break;
  177. case BLE_GATTC_EVT_WRITE_RSP:
  178. fp_event_decoder = ble_gattc_evt_write_rsp_dec;
  179. break;
  180. case BLE_GATTC_EVT_CHAR_VALS_READ_RSP:
  181. fp_event_decoder = ble_gattc_evt_char_vals_read_rsp_dec;
  182. break;
  183. case BLE_GATTC_EVT_REL_DISC_RSP:
  184. fp_event_decoder = ble_gattc_evt_rel_disc_rsp_dec;
  185. break;
  186. case BLE_GATTC_EVT_ATTR_INFO_DISC_RSP:
  187. fp_event_decoder = ble_gattc_evt_attr_info_disc_rsp_dec;
  188. break;
  189. case BLE_GATTC_EVT_EXCHANGE_MTU_RSP:
  190. fp_event_decoder = ble_gattc_evt_exchange_mtu_rsp_dec;
  191. break;
  192. #if NRF_SD_BLE_API_VERSION >= 4
  193. case BLE_GATTC_EVT_WRITE_CMD_TX_COMPLETE:
  194. fp_event_decoder = ble_gattc_evt_write_cmd_tx_complete_dec;
  195. break;
  196. #endif
  197. case BLE_GATTS_EVT_WRITE:
  198. fp_event_decoder = ble_gatts_evt_write_dec;
  199. break;
  200. case BLE_GATTS_EVT_TIMEOUT:
  201. fp_event_decoder = ble_gatts_evt_timeout_dec;
  202. break;
  203. case BLE_GATTS_EVT_SC_CONFIRM:
  204. fp_event_decoder = ble_gatts_evt_sc_confirm_dec;
  205. break;
  206. case BLE_GATTS_EVT_HVC:
  207. fp_event_decoder = ble_gatts_evt_hvc_dec;
  208. break;
  209. case BLE_GATTS_EVT_SYS_ATTR_MISSING:
  210. fp_event_decoder = ble_gatts_evt_sys_attr_missing_dec;
  211. break;
  212. case BLE_GATTS_EVT_RW_AUTHORIZE_REQUEST:
  213. fp_event_decoder = ble_gatts_evt_rw_authorize_request_dec;
  214. break;
  215. case BLE_GATTS_EVT_EXCHANGE_MTU_REQUEST:
  216. fp_event_decoder = ble_gatts_evt_exchange_mtu_request_dec;
  217. break;
  218. #if NRF_SD_BLE_API_VERSION >= 4
  219. case BLE_GATTS_EVT_HVN_TX_COMPLETE:
  220. fp_event_decoder = ble_gatts_evt_hvn_tx_complete_dec;
  221. break;
  222. #endif
  223. #if defined(NRF_SD_BLE_API_VERSION) && NRF_SD_BLE_API_VERSION < 4
  224. case BLE_L2CAP_EVT_RX:
  225. fp_event_decoder = ble_l2cap_evt_rx_dec;
  226. break;
  227. #endif
  228. #if defined(NRF_SD_BLE_API_VERSION) && NRF_SD_BLE_API_VERSION >= 5 && !defined(S112)
  229. case BLE_L2CAP_EVT_CH_SETUP_REQUEST:
  230. fp_event_decoder = ble_l2cap_evt_ch_setup_request_dec;
  231. break;
  232. case BLE_L2CAP_EVT_CH_SETUP_REFUSED:
  233. fp_event_decoder = ble_l2cap_evt_ch_setup_refused_dec;
  234. break;
  235. case BLE_L2CAP_EVT_CH_SETUP:
  236. fp_event_decoder = ble_l2cap_evt_ch_setup_dec;
  237. break;
  238. case BLE_L2CAP_EVT_CH_RELEASED:
  239. fp_event_decoder = ble_l2cap_evt_ch_released_dec;
  240. break;
  241. case BLE_L2CAP_EVT_CH_SDU_BUF_RELEASED:
  242. fp_event_decoder = ble_l2cap_evt_ch_sdu_buf_released_dec;
  243. break;
  244. case BLE_L2CAP_EVT_CH_CREDIT:
  245. fp_event_decoder = ble_l2cap_evt_ch_credit_dec;
  246. break;
  247. case BLE_L2CAP_EVT_CH_RX:
  248. fp_event_decoder = ble_l2cap_evt_ch_rx_dec;
  249. break;
  250. case BLE_L2CAP_EVT_CH_TX:
  251. fp_event_decoder = ble_l2cap_evt_ch_tx_dec;
  252. break;
  253. #endif
  254. #ifndef S112
  255. case BLE_GAP_EVT_ADV_REPORT:
  256. fp_event_decoder = ble_gap_evt_adv_report_dec;
  257. break;
  258. #endif
  259. case BLE_GAP_EVT_SCAN_REQ_REPORT:
  260. fp_event_decoder = ble_gap_evt_scan_req_report_dec;
  261. break;
  262. default:
  263. break;
  264. }
  265. if (fp_event_decoder)
  266. {
  267. err_code = fp_event_decoder(p_sub_buffer, sub_packet_len, p_event, p_event_len);
  268. }
  269. else
  270. {
  271. err_code = NRF_ERROR_NOT_FOUND;
  272. }
  273. *p_event_len += offsetof(ble_evt_t, evt);
  274. p_event->header.evt_id = (err_code == NRF_SUCCESS) ? event_id : 0;
  275. p_event->header.evt_len = (err_code == NRF_SUCCESS) ? (uint16_t)*p_event_len : 0;
  276. return err_code;
  277. }