1 /****************************************************************************** 2 * 3 * Copyright (C) 1999-2012 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 /****************************************************************************** 20 * 21 * This file contains internally used SMP definitions 22 * 23 ******************************************************************************/ 24 #ifndef SMP_INT_H 25 #define SMP_INT_H 26 27 #if BLE_INCLUDED == TRUE 28 29 #include "btu.h" 30 #include "btm_ble_api.h" 31 #include "btm_api.h" 32 #include "smp_api.h" 33 34 #define SMP_MODEL_ENCRYPTION_ONLY 0 /* Legacy mode, Just Works model */ 35 #define SMP_MODEL_PASSKEY 1 /* Legacy mode, Passkey Entry model, this side inputs the key */ 36 #define SMP_MODEL_OOB 2 /* Legacy mode, OOB model */ 37 #define SMP_MODEL_KEY_NOTIF 3 /* Legacy mode, Passkey Entry model, this side displays the key */ 38 #define SMP_MODEL_SEC_CONN_JUSTWORKS 4 /* Secure Connections mode, Just Works model */ 39 #define SMP_MODEL_SEC_CONN_NUM_COMP 5 /* Secure Connections mode, Numeric Comparison model */ 40 #define SMP_MODEL_SEC_CONN_PASSKEY_ENT 6 /* Secure Connections mode, Passkey Entry model, */ 41 /* this side inputs the key */ 42 #define SMP_MODEL_SEC_CONN_PASSKEY_DISP 7 /* Secure Connections mode, Passkey Entry model, */ 43 /* this side displays the key */ 44 #define SMP_MODEL_SEC_CONN_OOB 8 /* Secure Connections mode, OOB model */ 45 #define SMP_MODEL_OUT_OF_RANGE 9 46 typedef UINT8 tSMP_ASSO_MODEL; 47 48 49 #ifndef SMP_MAX_CONN 50 #define SMP_MAX_CONN 2 51 #endif 52 53 #define SMP_WAIT_FOR_RSP_TIMEOUT_MS (30 * 1000) 54 #define SMP_DELAYED_AUTH_TIMEOUT_MS 500 55 56 #define SMP_OPCODE_INIT 0x04 57 58 /* SMP events */ 59 #define SMP_PAIRING_REQ_EVT SMP_OPCODE_PAIRING_REQ 60 #define SMP_PAIRING_RSP_EVT SMP_OPCODE_PAIRING_RSP 61 #define SMP_CONFIRM_EVT SMP_OPCODE_CONFIRM 62 #define SMP_RAND_EVT SMP_OPCODE_RAND 63 #define SMP_PAIRING_FAILED_EVT SMP_OPCODE_PAIRING_FAILED 64 #define SMP_ENCRPTION_INFO_EVT SMP_OPCODE_ENCRYPT_INFO 65 #define SMP_MASTER_ID_EVT SMP_OPCODE_MASTER_ID 66 #define SMP_ID_INFO_EVT SMP_OPCODE_IDENTITY_INFO 67 #define SMP_ID_ADDR_EVT SMP_OPCODE_ID_ADDR 68 #define SMP_SIGN_INFO_EVT SMP_OPCODE_SIGN_INFO 69 #define SMP_SECURITY_REQ_EVT SMP_OPCODE_SEC_REQ 70 71 #define SMP_PAIR_PUBLIC_KEY_EVT SMP_OPCODE_PAIR_PUBLIC_KEY 72 #define SMP_PAIR_KEYPRESS_NOTIFICATION_EVT SMP_OPCODE_PAIR_KEYPR_NOTIF 73 74 #define SMP_PAIR_COMMITM_EVT SMP_OPCODE_PAIR_COMMITM 75 76 #define SMP_SELF_DEF_EVT (SMP_PAIR_COMMITM_EVT + 1) 77 #define SMP_KEY_READY_EVT (SMP_SELF_DEF_EVT) 78 #define SMP_ENCRYPTED_EVT (SMP_SELF_DEF_EVT + 1) 79 #define SMP_L2CAP_CONN_EVT (SMP_SELF_DEF_EVT + 2) 80 #define SMP_L2CAP_DISCONN_EVT (SMP_SELF_DEF_EVT + 3) 81 #define SMP_IO_RSP_EVT (SMP_SELF_DEF_EVT + 4) 82 #define SMP_API_SEC_GRANT_EVT (SMP_SELF_DEF_EVT + 5) 83 #define SMP_TK_REQ_EVT (SMP_SELF_DEF_EVT + 6) 84 #define SMP_AUTH_CMPL_EVT (SMP_SELF_DEF_EVT + 7) 85 #define SMP_ENC_REQ_EVT (SMP_SELF_DEF_EVT + 8) 86 #define SMP_BOND_REQ_EVT (SMP_SELF_DEF_EVT + 9) 87 #define SMP_DISCARD_SEC_REQ_EVT (SMP_SELF_DEF_EVT + 10) 88 89 #define SMP_PAIR_DHKEY_CHCK_EVT SMP_OPCODE_PAIR_DHKEY_CHECK 90 91 #define SMP_PUBL_KEY_EXCH_REQ_EVT (SMP_SELF_DEF_EVT + 11) /* request to start public */ 92 /* key exchange */ 93 94 #define SMP_LOC_PUBL_KEY_CRTD_EVT (SMP_SELF_DEF_EVT + 12) /* local public key created */ 95 96 #define SMP_BOTH_PUBL_KEYS_RCVD_EVT (SMP_SELF_DEF_EVT + 13) /* both local and peer public */ 97 /* keys are saved in cb */ 98 99 #define SMP_SC_DHKEY_CMPLT_EVT (SMP_SELF_DEF_EVT + 14) /* DHKey computation is completed,*/ 100 /* time to start SC phase1 */ 101 102 #define SMP_HAVE_LOC_NONCE_EVT (SMP_SELF_DEF_EVT + 15) /* new local nonce is generated */ 103 /*and saved in p_cb->rand */ 104 105 #define SMP_SC_PHASE1_CMPLT_EVT (SMP_SELF_DEF_EVT + 16) /* time to start SC phase2 */ 106 107 #define SMP_SC_CALC_NC_EVT (SMP_SELF_DEF_EVT + 17) /* request to calculate number */ 108 /* for user check. Used only in the */ 109 /* numeric compare protocol */ 110 111 /* Request to display the number for user check to the user.*/ 112 /* Used only in the numeric compare protocol */ 113 #define SMP_SC_DSPL_NC_EVT (SMP_SELF_DEF_EVT + 18) 114 115 #define SMP_SC_NC_OK_EVT (SMP_SELF_DEF_EVT + 19) /* user confirms 'OK' numeric */ 116 /*comparison request */ 117 118 /* both local and peer DHKey Checks are already present - it is used on slave to prevent race condition */ 119 #define SMP_SC_2_DHCK_CHKS_PRES_EVT (SMP_SELF_DEF_EVT + 20) 120 121 /* same meaning as SMP_KEY_READY_EVT to separate between SC and legacy actions */ 122 #define SMP_SC_KEY_READY_EVT (SMP_SELF_DEF_EVT + 21) 123 #define SMP_KEYPRESS_NOTIFICATION_EVENT (SMP_SELF_DEF_EVT + 22) 124 125 #define SMP_SC_OOB_DATA_EVT (SMP_SELF_DEF_EVT + 23) /* SC OOB data from some */ 126 /* repository is provided */ 127 128 #define SMP_CR_LOC_SC_OOB_DATA_EVT (SMP_SELF_DEF_EVT + 24) 129 #define SMP_MAX_EVT SMP_CR_LOC_SC_OOB_DATA_EVT 130 131 typedef UINT8 tSMP_EVENT; 132 133 /* Assumption it's only using the low 8 bits, if bigger than that, need to expand it to 16 bits */ 134 #define SMP_SEC_KEY_MASK 0x00ff 135 136 /* SMP pairing state */ 137 enum 138 { 139 SMP_STATE_IDLE, 140 SMP_STATE_WAIT_APP_RSP, 141 SMP_STATE_SEC_REQ_PENDING, 142 SMP_STATE_PAIR_REQ_RSP, 143 SMP_STATE_WAIT_CONFIRM, 144 SMP_STATE_CONFIRM, 145 SMP_STATE_RAND, 146 SMP_STATE_PUBLIC_KEY_EXCH, 147 SMP_STATE_SEC_CONN_PHS1_START, 148 SMP_STATE_WAIT_COMMITMENT, 149 SMP_STATE_WAIT_NONCE, 150 SMP_STATE_SEC_CONN_PHS2_START, 151 SMP_STATE_WAIT_DHK_CHECK, 152 SMP_STATE_DHK_CHECK, 153 SMP_STATE_ENCRYPTION_PENDING, 154 SMP_STATE_BOND_PENDING, 155 SMP_STATE_CREATE_LOCAL_SEC_CONN_OOB_DATA, 156 SMP_STATE_MAX 157 }; 158 typedef UINT8 tSMP_STATE; 159 160 /* SMP over BR/EDR events */ 161 #define SMP_BR_PAIRING_REQ_EVT SMP_OPCODE_PAIRING_REQ 162 #define SMP_BR_PAIRING_RSP_EVT SMP_OPCODE_PAIRING_RSP 163 #define SMP_BR_CONFIRM_EVT SMP_OPCODE_CONFIRM /* not expected over BR/EDR */ 164 #define SMP_BR_RAND_EVT SMP_OPCODE_RAND /* not expected over BR/EDR */ 165 #define SMP_BR_PAIRING_FAILED_EVT SMP_OPCODE_PAIRING_FAILED 166 #define SMP_BR_ENCRPTION_INFO_EVT SMP_OPCODE_ENCRYPT_INFO /* not expected over BR/EDR */ 167 #define SMP_BR_MASTER_ID_EVT SMP_OPCODE_MASTER_ID /* not expected over BR/EDR */ 168 #define SMP_BR_ID_INFO_EVT SMP_OPCODE_IDENTITY_INFO 169 #define SMP_BR_ID_ADDR_EVT SMP_OPCODE_ID_ADDR 170 #define SMP_BR_SIGN_INFO_EVT SMP_OPCODE_SIGN_INFO 171 #define SMP_BR_SECURITY_REQ_EVT SMP_OPCODE_SEC_REQ /* not expected over BR/EDR */ 172 #define SMP_BR_PAIR_PUBLIC_KEY_EVT SMP_OPCODE_PAIR_PUBLIC_KEY /* not expected over BR/EDR */ 173 #define SMP_BR_PAIR_DHKEY_CHCK_EVT SMP_OPCODE_PAIR_DHKEY_CHECK /* not expected over BR/EDR */ 174 #define SMP_BR_PAIR_KEYPR_NOTIF_EVT SMP_OPCODE_PAIR_KEYPR_NOTIF /* not expected over BR/EDR */ 175 #define SMP_BR_SELF_DEF_EVT SMP_BR_PAIR_KEYPR_NOTIF_EVT 176 #define SMP_BR_KEY_READY_EVT (SMP_BR_SELF_DEF_EVT + 1) 177 #define SMP_BR_ENCRYPTED_EVT (SMP_BR_SELF_DEF_EVT + 2) 178 #define SMP_BR_L2CAP_CONN_EVT (SMP_BR_SELF_DEF_EVT + 3) 179 #define SMP_BR_L2CAP_DISCONN_EVT (SMP_BR_SELF_DEF_EVT + 4) 180 #define SMP_BR_KEYS_RSP_EVT (SMP_BR_SELF_DEF_EVT + 5) 181 #define SMP_BR_API_SEC_GRANT_EVT (SMP_BR_SELF_DEF_EVT + 6) 182 #define SMP_BR_TK_REQ_EVT (SMP_BR_SELF_DEF_EVT + 7) 183 #define SMP_BR_AUTH_CMPL_EVT (SMP_BR_SELF_DEF_EVT + 8) 184 #define SMP_BR_ENC_REQ_EVT (SMP_BR_SELF_DEF_EVT + 9) 185 #define SMP_BR_BOND_REQ_EVT (SMP_BR_SELF_DEF_EVT + 10) 186 #define SMP_BR_DISCARD_SEC_REQ_EVT (SMP_BR_SELF_DEF_EVT + 11) 187 #define SMP_BR_MAX_EVT (SMP_BR_SELF_DEF_EVT + 12) 188 typedef UINT8 tSMP_BR_EVENT; 189 190 /* SMP over BR/EDR pairing states */ 191 enum 192 { 193 SMP_BR_STATE_IDLE = SMP_STATE_IDLE, 194 SMP_BR_STATE_WAIT_APP_RSP, 195 SMP_BR_STATE_PAIR_REQ_RSP, 196 SMP_BR_STATE_BOND_PENDING, 197 SMP_BR_STATE_MAX 198 }; 199 typedef UINT8 tSMP_BR_STATE; 200 201 /* random and encrption activity state */ 202 enum 203 { 204 SMP_GEN_COMPARE = 1, 205 SMP_GEN_CONFIRM, 206 207 SMP_GEN_DIV_LTK, 208 SMP_GEN_DIV_CSRK, 209 SMP_GEN_RAND_V, 210 SMP_GEN_TK, 211 SMP_GEN_SRAND_MRAND, 212 SMP_GEN_SRAND_MRAND_CONT, 213 SMP_GENERATE_PRIVATE_KEY_0_7, 214 SMP_GENERATE_PRIVATE_KEY_8_15, 215 SMP_GENERATE_PRIVATE_KEY_16_23, 216 SMP_GENERATE_PRIVATE_KEY_24_31, 217 SMP_GEN_NONCE_0_7, 218 SMP_GEN_NONCE_8_15 219 }; 220 221 enum 222 { 223 SMP_KEY_TYPE_TK, 224 SMP_KEY_TYPE_CFM, 225 SMP_KEY_TYPE_CMP, 226 SMP_KEY_TYPE_PEER_DHK_CHCK, 227 SMP_KEY_TYPE_STK, 228 SMP_KEY_TYPE_LTK 229 }; 230 typedef struct 231 { 232 UINT8 key_type; 233 UINT8* p_data; 234 }tSMP_KEY; 235 236 typedef union 237 { 238 UINT8 *p_data; /* UINT8 type data pointer */ 239 tSMP_KEY key; 240 UINT16 reason; 241 UINT32 passkey; 242 tSMP_OOB_DATA_TYPE req_oob_type; 243 }tSMP_INT_DATA; 244 245 /* internal status mask */ 246 #define SMP_PAIR_FLAGS_WE_STARTED_DD (1) 247 #define SMP_PAIR_FLAGS_PEER_STARTED_DD (1 << 1) 248 #define SMP_PAIR_FLAGS_CMD_CONFIRM (1 << SMP_OPCODE_CONFIRM) /* 1 << 3 */ 249 #define SMP_PAIR_FLAG_ENC_AFTER_PAIR (1 << 4) 250 #define SMP_PAIR_FLAG_HAVE_PEER_DHK_CHK (1 << 5) /* used on slave to resolve race condition */ 251 #define SMP_PAIR_FLAG_HAVE_PEER_PUBL_KEY (1 << 6) /* used on slave to resolve race condition */ 252 #define SMP_PAIR_FLAG_HAVE_PEER_COMM (1 << 7) /* used to resolve race condition */ 253 #define SMP_PAIR_FLAG_HAVE_LOCAL_PUBL_KEY (1 << 8) /* used on slave to resolve race condition */ 254 255 /* check if authentication requirement need MITM protection */ 256 #define SMP_NO_MITM_REQUIRED(x) (((x) & SMP_AUTH_YN_BIT) == 0) 257 258 #define SMP_ENCRYT_KEY_SIZE 16 259 #define SMP_ENCRYT_DATA_SIZE 16 260 #define SMP_ECNCRPYT_STATUS HCI_SUCCESS 261 262 typedef struct 263 { 264 BD_ADDR bd_addr; 265 BT_HDR* p_copy; 266 } tSMP_REQ_Q_ENTRY; 267 268 /* SMP control block */ 269 typedef struct 270 { 271 tSMP_CALLBACK *p_callback; 272 alarm_t *smp_rsp_timer_ent; 273 UINT8 trace_level; 274 BD_ADDR pairing_bda; 275 tSMP_STATE state; 276 BOOLEAN derive_lk; 277 BOOLEAN id_addr_rcvd; 278 tBLE_ADDR_TYPE id_addr_type; 279 BD_ADDR id_addr; 280 BOOLEAN smp_over_br; 281 tSMP_BR_STATE br_state; /* if SMP over BR/ERD has priority over SMP */ 282 UINT8 failure; 283 UINT8 status; 284 UINT8 role; 285 UINT16 flags; 286 UINT8 cb_evt; 287 tSMP_SEC_LEVEL sec_level; 288 BOOLEAN connect_initialized; 289 BT_OCTET16 confirm; 290 BT_OCTET16 rconfirm; 291 BT_OCTET16 rrand; /* for SC this is peer nonce */ 292 BT_OCTET16 rand; /* for SC this is local nonce */ 293 BT_OCTET32 private_key; 294 BT_OCTET32 dhkey; 295 BT_OCTET16 commitment; 296 BT_OCTET16 remote_commitment; 297 BT_OCTET16 local_random; /* local randomizer - passkey or OOB randomizer */ 298 BT_OCTET16 peer_random; /* peer randomizer - passkey or OOB randomizer */ 299 BT_OCTET16 dhkey_check; 300 BT_OCTET16 remote_dhkey_check; 301 tSMP_PUBLIC_KEY loc_publ_key; 302 tSMP_PUBLIC_KEY peer_publ_key; 303 tSMP_OOB_DATA_TYPE req_oob_type; 304 tSMP_SC_OOB_DATA sc_oob_data; 305 tSMP_IO_CAP peer_io_caps; 306 tSMP_IO_CAP local_io_capability; 307 tSMP_OOB_FLAG peer_oob_flag; 308 tSMP_OOB_FLAG loc_oob_flag; 309 tSMP_AUTH_REQ peer_auth_req; 310 tSMP_AUTH_REQ loc_auth_req; 311 BOOLEAN secure_connections_only_mode_required;/* TRUE if locally SM is required to operate */ 312 /* either in Secure Connections mode or not at all */ 313 tSMP_ASSO_MODEL selected_association_model; 314 BOOLEAN le_secure_connections_mode_is_used; 315 BOOLEAN le_sc_kp_notif_is_used; 316 tSMP_SC_KEY_TYPE local_keypress_notification; 317 tSMP_SC_KEY_TYPE peer_keypress_notification; 318 UINT8 round; /* authentication stage 1 round for passkey association model */ 319 UINT32 number_to_display; 320 BT_OCTET16 mac_key; 321 UINT8 peer_enc_size; 322 UINT8 loc_enc_size; 323 UINT8 peer_i_key; 324 UINT8 peer_r_key; 325 UINT8 local_i_key; 326 UINT8 local_r_key; 327 328 BT_OCTET16 tk; 329 BT_OCTET16 ltk; 330 UINT16 div; 331 BT_OCTET16 csrk; /* storage for local CSRK */ 332 UINT16 ediv; 333 BT_OCTET8 enc_rand; 334 UINT8 rand_enc_proc_state; 335 UINT8 addr_type; 336 BD_ADDR local_bda; 337 BOOLEAN is_pair_cancel; 338 BOOLEAN discard_sec_req; 339 UINT8 rcvd_cmd_code; 340 UINT8 rcvd_cmd_len; 341 UINT16 total_tx_unacked; 342 BOOLEAN wait_for_authorization_complete; 343 UINT8 cert_failure; /*failure case for certification */ 344 alarm_t *delayed_auth_timer_ent; 345 }tSMP_CB; 346 347 /* Server Action functions are of this type */ 348 typedef void (*tSMP_ACT)(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 349 350 351 #ifdef __cplusplus 352 extern "C" 353 { 354 #endif 355 356 #if SMP_DYNAMIC_MEMORY == FALSE 357 extern tSMP_CB smp_cb; 358 #else 359 extern tSMP_CB *smp_cb_ptr; 360 #define smp_cb (*smp_cb_ptr) 361 #endif 362 363 #ifdef __cplusplus 364 } 365 #endif 366 367 /* Functions provided by att_main.c */ 368 extern void smp_init (void); 369 370 /* smp main */ 371 extern void smp_sm_event(tSMP_CB *p_cb, tSMP_EVENT event, void *p_data); 372 373 extern void smp_proc_sec_request(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 374 extern void smp_set_fail_nc (BOOLEAN enable); 375 extern void smp_set_fail_conf (BOOLEAN enable); 376 extern void smp_set_passk_entry_fail(BOOLEAN enable); 377 extern void smp_set_oob_fail(BOOLEAN enable); 378 extern void smp_set_peer_sc_notif(BOOLEAN enable); 379 extern void smp_aes_cmac_rfc4493_chk (UINT8 *key, UINT8 *msg, UINT8 msg_len, 380 UINT8 mac_len, UINT8 *mac); 381 extern void smp_f4_calc_chk (UINT8 *U, UINT8 *V, UINT8 *X, UINT8 *Z, UINT8 *mac); 382 extern void smp_g2_calc_chk (UINT8 *U, UINT8 *V, UINT8 *X, UINT8 *Y); 383 extern void smp_h6_calc_chk (UINT8 *key, UINT8 *key_id, UINT8 *mac); 384 extern void smp_f5_key_calc_chk (UINT8 *w, UINT8 *mac); 385 extern void smp_f5_mackey_or_ltk_calc_chk(UINT8 *t, UINT8 *counter, 386 UINT8 *key_id, UINT8 *n1, 387 UINT8 *n2, UINT8 *a1, UINT8 *a2, 388 UINT8 *length, UINT8 *mac); 389 extern void smp_f5_calc_chk (UINT8 *w, UINT8 *n1, UINT8 *n2, UINT8 *a1, UINT8 *a2, 390 UINT8 *mac_key, UINT8 *ltk); 391 extern void smp_f6_calc_chk (UINT8 *w, UINT8 *n1, UINT8 *n2, UINT8 *r, 392 UINT8 *iocap, UINT8 *a1, UINT8 *a2, UINT8 *mac); 393 /* smp_main */ 394 extern void smp_sm_event(tSMP_CB *p_cb, tSMP_EVENT event, void *p_data); 395 extern tSMP_STATE smp_get_state(void); 396 extern void smp_set_state(tSMP_STATE state); 397 398 /* smp_br_main */ 399 extern void smp_br_state_machine_event(tSMP_CB *p_cb, tSMP_BR_EVENT event, void *p_data); 400 extern tSMP_BR_STATE smp_get_br_state(void); 401 extern void smp_set_br_state(tSMP_BR_STATE state); 402 403 404 /* smp_act.c */ 405 extern void smp_send_pair_req(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 406 extern void smp_send_confirm(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 407 extern void smp_send_pair_fail(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 408 extern void smp_send_rand(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 409 extern void smp_send_pair_public_key(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 410 extern void smp_send_commitment(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 411 extern void smp_send_dhkey_check(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 412 extern void smp_send_keypress_notification(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 413 extern void smp_proc_pair_fail(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 414 extern void smp_proc_confirm(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 415 extern void smp_proc_rand(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 416 extern void smp_process_pairing_public_key(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 417 extern void smp_proc_enc_info(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 418 extern void smp_proc_master_id(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 419 extern void smp_proc_id_info(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 420 extern void smp_proc_id_addr(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 421 extern void smp_proc_sec_grant(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 422 extern void smp_proc_sec_req(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 423 extern void smp_proc_sl_key(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 424 extern void smp_start_enc(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 425 extern void smp_enc_cmpl(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 426 extern void smp_proc_discard(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 427 extern void smp_pairing_cmpl(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 428 extern void smp_decide_association_model(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 429 extern void smp_send_app_cback(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 430 extern void smp_proc_compare(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 431 extern void smp_check_auth_req(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 432 extern void smp_process_io_response(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 433 extern void smp_send_id_info(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 434 extern void smp_send_enc_info(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 435 extern void smp_send_csrk_info(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 436 extern void smp_send_ltk_reply(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 437 extern void smp_proc_pair_cmd(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 438 extern void smp_pair_terminate(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 439 extern void smp_idle_terminate(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 440 extern void smp_send_pair_rsp(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 441 extern void smp_key_distribution(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 442 extern void smp_proc_srk_info(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 443 extern void smp_generate_csrk(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 444 extern void smp_fast_conn_param(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 445 extern void smp_key_pick_key(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 446 extern void smp_both_have_public_keys(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 447 extern void smp_start_secure_connection_phase1(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 448 extern void smp_process_local_nonce(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 449 extern void smp_process_pairing_commitment(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 450 extern void smp_process_peer_nonce(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 451 extern void smp_process_dhkey_check(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 452 extern void smp_match_dhkey_checks(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 453 extern void smp_process_keypress_notification(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 454 extern void smp_move_to_secure_connections_phase2(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 455 extern void smp_phase_2_dhkey_checks_are_present(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 456 extern void smp_wait_for_both_public_keys(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 457 extern void smp_start_passkey_verification(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 458 extern void smp_process_secure_connection_oob_data(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 459 extern void smp_process_secure_connection_long_term_key(void); 460 extern void smp_set_local_oob_keys(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 461 extern void smp_set_local_oob_random_commitment(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 462 extern void smp_set_derive_link_key(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 463 extern void smp_derive_link_key_from_long_term_key(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 464 extern void smp_br_process_pairing_command(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 465 extern void smp_br_process_security_grant(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 466 extern void smp_br_process_slave_keys_response(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 467 extern void smp_br_send_pair_response(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 468 extern void smp_br_check_authorization_request(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 469 extern void smp_br_select_next_key(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 470 extern void smp_br_process_link_key(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 471 extern void smp_key_distribution_by_transport(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 472 extern void smp_br_pairing_complete(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 473 474 /* smp_l2c */ 475 extern void smp_l2cap_if_init (void); 476 extern void smp_data_ind (BD_ADDR bd_addr, BT_HDR *p_buf); 477 478 /* smp_util.c */ 479 extern BOOLEAN smp_send_cmd(UINT8 cmd_code, tSMP_CB *p_cb); 480 extern void smp_cb_cleanup(tSMP_CB *p_cb); 481 extern void smp_reset_control_value(tSMP_CB *p_cb); 482 extern void smp_proc_pairing_cmpl(tSMP_CB *p_cb); 483 extern void smp_convert_string_to_tk(BT_OCTET16 tk, UINT32 passkey); 484 extern void smp_mask_enc_key(UINT8 loc_enc_size, UINT8 * p_data); 485 extern void smp_rsp_timeout(void *data); 486 extern void smp_delayed_auth_complete_timeout(void *data); 487 extern void smp_xor_128(BT_OCTET16 a, BT_OCTET16 b); 488 extern BOOLEAN smp_encrypt_data (UINT8 *key, UINT8 key_len, 489 UINT8 *plain_text, UINT8 pt_len, 490 tSMP_ENC *p_out); 491 extern BOOLEAN smp_command_has_invalid_parameters(tSMP_CB *p_cb); 492 extern void smp_reject_unexpected_pairing_command(BD_ADDR bd_addr); 493 extern tSMP_ASSO_MODEL smp_select_association_model(tSMP_CB *p_cb); 494 extern void smp_reverse_array(UINT8 *arr, UINT8 len); 495 extern UINT8 smp_calculate_random_input(UINT8 *random, UINT8 round); 496 extern void smp_collect_local_io_capabilities(UINT8 *iocap, tSMP_CB *p_cb); 497 extern void smp_collect_peer_io_capabilities(UINT8 *iocap, tSMP_CB *p_cb); 498 extern void smp_collect_local_ble_address(UINT8 *le_addr, tSMP_CB *p_cb); 499 extern void smp_collect_peer_ble_address(UINT8 *le_addr, tSMP_CB *p_cb); 500 extern BOOLEAN smp_check_commitment(tSMP_CB *p_cb); 501 extern void smp_save_secure_connections_long_term_key(tSMP_CB *p_cb); 502 extern BOOLEAN smp_calculate_f5_mackey_and_long_term_key(tSMP_CB *p_cb); 503 extern void smp_remove_fixed_channel(tSMP_CB *p_cb); 504 extern BOOLEAN smp_request_oob_data(tSMP_CB *p_cb); 505 506 /* smp_keys.c */ 507 extern void smp_generate_srand_mrand_confirm (tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 508 extern void smp_generate_compare (tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 509 extern void smp_generate_stk (tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 510 extern void smp_generate_ltk(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 511 extern void smp_generate_passkey (tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 512 extern void smp_generate_rand_cont(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 513 extern void smp_create_private_key(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 514 extern void smp_use_oob_private_key(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 515 extern void smp_compute_dhkey(tSMP_CB *p_cb); 516 extern void smp_calculate_local_commitment(tSMP_CB *p_cb); 517 extern void smp_calculate_peer_commitment(tSMP_CB *p_cb, BT_OCTET16 output_buf); 518 extern void smp_calculate_numeric_comparison_display_number(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 519 extern void smp_calculate_local_dhkey_check(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 520 extern void smp_calculate_peer_dhkey_check(tSMP_CB *p_cb, tSMP_INT_DATA *p_data); 521 extern void smp_start_nonce_generation(tSMP_CB *p_cb); 522 extern BOOLEAN smp_calculate_link_key_from_long_term_key(tSMP_CB *p_cb); 523 extern BOOLEAN smp_calculate_long_term_key_from_link_key(tSMP_CB *p_cb); 524 extern void smp_calculate_f4(UINT8 *u, UINT8 *v, UINT8 *x, UINT8 z, UINT8 *c); 525 extern UINT32 smp_calculate_g2(UINT8 *u, UINT8 *v, UINT8 *x, UINT8 *y); 526 extern BOOLEAN smp_calculate_f5(UINT8 *w, UINT8 *n1, UINT8 *n2, UINT8 *a1, UINT8 *a2, 527 UINT8 *mac_key, UINT8 *ltk); 528 extern BOOLEAN smp_calculate_f5_mackey_or_long_term_key(UINT8 *t, UINT8 *counter, 529 UINT8 *key_id, UINT8 *n1, UINT8 *n2, UINT8 *a1, 530 UINT8 *a2, UINT8 *length, UINT8 *mac); 531 extern BOOLEAN smp_calculate_f5_key(UINT8 *w, UINT8 *t); 532 extern BOOLEAN smp_calculate_f6(UINT8 *w, UINT8 *n1, UINT8 *n2, UINT8 *r, UINT8 *iocap, 533 UINT8 *a1, UINT8 *a2, UINT8 *f3); 534 extern BOOLEAN smp_calculate_h6(UINT8 *w, UINT8 *keyid, UINT8 *h2); 535 #if SMP_DEBUG == TRUE 536 extern void smp_debug_print_nbyte_little_endian (UINT8 *p, const UINT8 *key_name, 537 UINT8 len); 538 #endif 539 540 /* smp_cmac.c */ 541 extern BOOLEAN aes_cipher_msg_auth_code(BT_OCTET16 key, UINT8 *input, UINT16 length, 542 UINT16 tlen, UINT8 *p_signature); 543 extern void print128(BT_OCTET16 x, const UINT8 *key_name); 544 545 #endif 546 547 #endif /* SMP_INT_H */ 548
