1 /****************************************************************************** 2 * 3 * Copyright (C) 2011-2014 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 * 22 * NFA interface for card emulation 23 * 24 ******************************************************************************/ 25 #include <string.h> 26 #include "nfa_api.h" 27 #include "nfa_sys.h" 28 #include "nfa_ce_int.h" 29 #include "nfa_sys_int.h" 30 31 32 /******************************************************************************* 33 ** 34 ** Function nfa_ce_api_deregister_listen 35 ** 36 ** Description Internal function called by listening for Felica system 37 ** code, ISO-DEP AID, or UICC technology 38 ** 39 ** Returns: 40 ** NFA_STATUS_OK, if command accepted 41 ** NFA_STATUS_BAD_HANDLE invalid handle 42 ** NFA_STATUS_FAILED: otherwise 43 ** 44 *******************************************************************************/ 45 tNFA_STATUS nfa_ce_api_deregister_listen (tNFA_HANDLE handle, UINT32 listen_info) 46 { 47 tNFA_CE_MSG *p_ce_msg; 48 49 /* Validate handle */ 50 if ( (listen_info != NFA_CE_LISTEN_INFO_UICC) 51 &&((handle & NFA_HANDLE_GROUP_MASK) != NFA_HANDLE_GROUP_CE) ) 52 { 53 NFA_TRACE_ERROR0 ("nfa_ce_api_reregister_listen: Invalid handle"); 54 return (NFA_STATUS_BAD_HANDLE); 55 } 56 57 if ((p_ce_msg = (tNFA_CE_MSG *) GKI_getbuf ((UINT16) (sizeof (tNFA_CE_MSG)))) != NULL) 58 { 59 p_ce_msg->hdr.event = NFA_CE_API_DEREG_LISTEN_EVT; 60 p_ce_msg->dereg_listen.handle = handle; 61 p_ce_msg->dereg_listen.listen_info = listen_info; 62 63 nfa_sys_sendmsg (p_ce_msg); 64 65 return (NFA_STATUS_OK); 66 } 67 else 68 { 69 NFA_TRACE_ERROR0 ("nfa_ce_api_reregister_listen: Out of buffers"); 70 return (NFA_STATUS_FAILED); 71 } 72 } 73 74 /***************************************************************************** 75 ** APIs 76 *****************************************************************************/ 77 78 /******************************************************************************* 79 ** 80 ** Function NFA_CeConfigureLocalTag 81 ** 82 ** Description Configure local NDEF tag. 83 ** 84 ** Tag events will be notifed using the tNFA_CONN_CBACK 85 ** (registered during NFA_Enable) 86 ** 87 ** The NFA_CE_LOCAL_TAG_CONFIGURED_EVT reports the status of the 88 ** operation. 89 ** 90 ** Activation and deactivation are reported using the 91 ** NFA_ACTIVATED_EVT and NFA_DEACTIVATED_EVT events 92 ** 93 ** If a write-request is received to update the tag memory, 94 ** an NFA_CE_NDEF_WRITE_CPLT_EVT will notify the application, along 95 ** with a buffer containing the updated contents. 96 ** 97 ** To disable the local NDEF tag, set protocol_mask=0 98 ** 99 ** The NDEF data provided by p_ndef_data must be persistent 100 ** as long as the local NDEF tag is enabled. 101 ** 102 ** 103 ** Note: If RF discovery is started, NFA_StopRfDiscovery()/NFA_RF_DISCOVERY_STOPPED_EVT 104 ** should happen before calling this function. Also, Input parameters p_uid and 105 ** uid_len are reserved for future use. 106 ** 107 ** Returns: 108 ** NFA_STATUS_OK, if command accepted 109 ** NFA_STATUS_INVALID_PARAM, 110 ** if protocol_maks is not 0 and p_ndef_data is NULL 111 ** (or)uid_len is not 0 112 ** (or)if protocol mask is set for Type 1 or Type 2 113 ** 114 ** NFA_STATUS_FAILED: otherwise 115 ** 116 *******************************************************************************/ 117 tNFA_STATUS NFA_CeConfigureLocalTag (tNFA_PROTOCOL_MASK protocol_mask, 118 UINT8 *p_ndef_data, 119 UINT16 ndef_cur_size, 120 UINT16 ndef_max_size, 121 BOOLEAN read_only, 122 UINT8 uid_len, 123 UINT8 *p_uid) 124 125 { 126 tNFA_CE_MSG *p_msg; 127 128 NFA_TRACE_API0 ("NFA_CeConfigureLocalTag ()"); 129 130 if (protocol_mask) 131 { 132 /* If any protocols are specified, then NDEF buffer pointer must be non-NULL */ 133 if (p_ndef_data == NULL) 134 { 135 NFA_TRACE_ERROR0 ("NFA_CeConfigureLocalTag: NULL ndef data pointer"); 136 return (NFA_STATUS_INVALID_PARAM); 137 } 138 139 if ((protocol_mask & NFA_PROTOCOL_MASK_T1T) || (protocol_mask & NFA_PROTOCOL_MASK_T2T)) 140 { 141 NFA_TRACE_ERROR0 ("NFA_CeConfigureLocalTag: Cannot emulate Type 1 / Type 2 tag"); 142 return (NFA_STATUS_INVALID_PARAM); 143 } 144 145 if (uid_len) 146 { 147 NFA_TRACE_ERROR1 ("NFA_CeConfigureLocalTag: Cannot Set UID for Protocol_mask: 0x%x", protocol_mask); 148 return (NFA_STATUS_INVALID_PARAM); 149 } 150 } 151 if ((p_msg = (tNFA_CE_MSG *) GKI_getbuf ((UINT16) sizeof(tNFA_CE_MSG))) != NULL) 152 { 153 p_msg->local_tag.hdr.event = NFA_CE_API_CFG_LOCAL_TAG_EVT; 154 155 /* Copy ndef info */ 156 p_msg->local_tag.protocol_mask = protocol_mask; 157 p_msg->local_tag.p_ndef_data = p_ndef_data; 158 p_msg->local_tag.ndef_cur_size = ndef_cur_size; 159 p_msg->local_tag.ndef_max_size = ndef_max_size; 160 p_msg->local_tag.read_only = read_only; 161 p_msg->local_tag.uid_len = uid_len; 162 163 if (uid_len) 164 memcpy (p_msg->local_tag.uid, p_uid, uid_len); 165 166 nfa_sys_sendmsg (p_msg); 167 168 return (NFA_STATUS_OK); 169 } 170 171 return (NFA_STATUS_FAILED); 172 } 173 174 175 /******************************************************************************* 176 ** 177 ** Function NFA_CeConfigureUiccListenTech 178 ** 179 ** Description Configure listening for the UICC, using the specified 180 ** technologies. 181 ** 182 ** Events will be notifed using the tNFA_CONN_CBACK 183 ** (registered during NFA_Enable) 184 ** 185 ** The NFA_CE_UICC_LISTEN_CONFIGURED_EVT reports the status of the 186 ** operation. 187 ** 188 ** Activation and deactivation are reported using the 189 ** NFA_ACTIVATED_EVT and NFA_DEACTIVATED_EVT events 190 ** 191 ** Note: If RF discovery is started, NFA_StopRfDiscovery()/NFA_RF_DISCOVERY_STOPPED_EVT 192 ** should happen before calling this function 193 ** 194 ** Returns: 195 ** NFA_STATUS_OK, if command accepted 196 ** NFA_STATUS_FAILED: otherwise 197 ** 198 *******************************************************************************/ 199 tNFA_STATUS NFA_CeConfigureUiccListenTech (tNFA_HANDLE ee_handle, 200 tNFA_TECHNOLOGY_MASK tech_mask) 201 { 202 #if (NFC_NFCEE_INCLUDED == TRUE) 203 tNFA_CE_MSG *p_msg; 204 205 NFA_TRACE_API1 ("NFA_CeConfigureUiccListenTech () ee_handle = 0x%x", ee_handle); 206 207 /* If tech_mask is zero, then app is disabling listening for specified uicc */ 208 if (tech_mask == 0) 209 { 210 return (nfa_ce_api_deregister_listen (ee_handle, NFA_CE_LISTEN_INFO_UICC)); 211 } 212 213 /* Otherwise then app is configuring uicc listen for the specificed technologies */ 214 if ((p_msg = (tNFA_CE_MSG *) GKI_getbuf ((UINT16) sizeof(tNFA_CE_MSG))) != NULL) 215 { 216 p_msg->reg_listen.hdr.event = NFA_CE_API_REG_LISTEN_EVT; 217 p_msg->reg_listen.listen_type = NFA_CE_REG_TYPE_UICC; 218 219 p_msg->reg_listen.ee_handle = ee_handle; 220 p_msg->reg_listen.tech_mask = tech_mask; 221 222 nfa_sys_sendmsg (p_msg); 223 224 return (NFA_STATUS_OK); 225 } 226 #else 227 NFA_TRACE_ERROR0 ("NFA_CeConfigureUiccListenTech () NFCEE related functions are not enabled!"); 228 #endif 229 return (NFA_STATUS_FAILED); 230 } 231 232 /******************************************************************************* 233 ** 234 ** Function NFA_CeRegisterFelicaSystemCodeOnDH 235 ** 236 ** Description Register listening callback for Felica system code 237 ** 238 ** The NFA_CE_REGISTERED_EVT reports the status of the 239 ** operation. 240 ** 241 ** Note: If RF discovery is started, NFA_StopRfDiscovery()/NFA_RF_DISCOVERY_STOPPED_EVT 242 ** should happen before calling this function 243 ** 244 ** Returns: 245 ** NFA_STATUS_OK, if command accepted 246 ** NFA_STATUS_FAILED: otherwise 247 ** 248 *******************************************************************************/ 249 tNFA_STATUS NFA_CeRegisterFelicaSystemCodeOnDH (UINT16 system_code, 250 UINT8 nfcid2[NCI_RF_F_UID_LEN], 251 tNFA_CONN_CBACK *p_conn_cback) 252 { 253 tNFA_CE_MSG *p_msg; 254 255 NFA_TRACE_API0 ("NFA_CeRegisterFelicaSystemCodeOnDH ()"); 256 257 /* Validate parameters */ 258 if (p_conn_cback==NULL) 259 return (NFA_STATUS_INVALID_PARAM); 260 261 if ((p_msg = (tNFA_CE_MSG *) GKI_getbuf ((UINT16) sizeof(tNFA_CE_MSG))) != NULL) 262 { 263 p_msg->reg_listen.hdr.event = NFA_CE_API_REG_LISTEN_EVT; 264 p_msg->reg_listen.p_conn_cback = p_conn_cback; 265 p_msg->reg_listen.listen_type = NFA_CE_REG_TYPE_FELICA; 266 267 /* Listen info */ 268 memcpy (p_msg->reg_listen.nfcid2, nfcid2, NCI_RF_F_UID_LEN); 269 p_msg->reg_listen.system_code = system_code; 270 271 nfa_sys_sendmsg (p_msg); 272 273 return (NFA_STATUS_OK); 274 } 275 276 return (NFA_STATUS_FAILED); 277 } 278 279 /******************************************************************************* 280 ** 281 ** Function NFA_CeDeregisterFelicaSystemCodeOnDH 282 ** 283 ** Description Deregister listening callback for Felica 284 ** (previously registered using NFA_CeRegisterFelicaSystemCodeOnDH) 285 ** 286 ** The NFA_CE_DEREGISTERED_EVT reports the status of the 287 ** operation. 288 ** 289 ** Note: If RF discovery is started, NFA_StopRfDiscovery()/NFA_RF_DISCOVERY_STOPPED_EVT 290 ** should happen before calling this function 291 ** 292 ** Returns NFA_STATUS_OK if successfully initiated 293 ** NFA_STATUS_BAD_HANDLE if invalid handle 294 ** NFA_STATUS_FAILED otherwise 295 ** 296 *******************************************************************************/ 297 tNFA_STATUS NFA_CeDeregisterFelicaSystemCodeOnDH (tNFA_HANDLE handle) 298 { 299 NFA_TRACE_API1 ("NFA_CeDeregisterFelicaSystemCodeOnDH (): handle:0x%X", handle); 300 return (nfa_ce_api_deregister_listen (handle, NFA_CE_LISTEN_INFO_FELICA)); 301 } 302 303 /******************************************************************************* 304 ** 305 ** Function NFA_CeRegisterAidOnDH 306 ** 307 ** Description Register listening callback for the specified ISODEP AID 308 ** 309 ** The NFA_CE_REGISTERED_EVT reports the status of the 310 ** operation. 311 ** 312 ** If no AID is specified (aid_len=0), then p_conn_cback will 313 ** will get notifications for any AIDs routed to the DH. This 314 ** over-rides callbacks registered for specific AIDs. 315 ** 316 ** Note: If RF discovery is started, NFA_StopRfDiscovery()/NFA_RF_DISCOVERY_STOPPED_EVT 317 ** should happen before calling this function 318 ** 319 ** Returns: 320 ** NFA_STATUS_OK, if command accepted 321 ** NFA_STATUS_FAILED: otherwise 322 ** 323 *******************************************************************************/ 324 tNFA_STATUS NFA_CeRegisterAidOnDH (UINT8 aid[NFC_MAX_AID_LEN], 325 UINT8 aid_len, 326 tNFA_CONN_CBACK *p_conn_cback) 327 { 328 tNFA_CE_MSG *p_msg; 329 330 NFA_TRACE_API0 ("NFA_CeRegisterAidOnDH ()"); 331 332 /* Validate parameters */ 333 if (p_conn_cback==NULL) 334 return (NFA_STATUS_INVALID_PARAM); 335 336 if ((p_msg = (tNFA_CE_MSG *) GKI_getbuf ((UINT16) sizeof(tNFA_CE_MSG))) != NULL) 337 { 338 p_msg->reg_listen.hdr.event = NFA_CE_API_REG_LISTEN_EVT; 339 p_msg->reg_listen.p_conn_cback = p_conn_cback; 340 p_msg->reg_listen.listen_type = NFA_CE_REG_TYPE_ISO_DEP; 341 342 /* Listen info */ 343 memcpy (p_msg->reg_listen.aid, aid, aid_len); 344 p_msg->reg_listen.aid_len = aid_len; 345 346 nfa_sys_sendmsg (p_msg); 347 348 return (NFA_STATUS_OK); 349 } 350 351 return (NFA_STATUS_FAILED); 352 } 353 354 /******************************************************************************* 355 ** 356 ** Function NFA_CeDeregisterAidOnDH 357 ** 358 ** Description Deregister listening callback for ISODEP AID 359 ** (previously registered using NFA_CeRegisterAidOnDH) 360 ** 361 ** The NFA_CE_DEREGISTERED_EVT reports the status of the 362 ** operation. 363 ** 364 ** Note: If RF discovery is started, NFA_StopRfDiscovery()/NFA_RF_DISCOVERY_STOPPED_EVT 365 ** should happen before calling this function 366 ** 367 ** Returns NFA_STATUS_OK if successfully initiated 368 ** NFA_STATUS_BAD_HANDLE if invalid handle 369 ** NFA_STATUS_FAILED otherwise 370 ** 371 *******************************************************************************/ 372 tNFA_STATUS NFA_CeDeregisterAidOnDH (tNFA_HANDLE handle) 373 { 374 NFA_TRACE_API1 ("NFA_CeDeregisterAidOnDH (): handle:0x%X", handle); 375 return (nfa_ce_api_deregister_listen (handle, NFA_CE_LISTEN_INFO_T4T_AID)); 376 } 377 378 /******************************************************************************* 379 ** 380 ** Function NFA_CeSetIsoDepListenTech 381 ** 382 ** Description Set the technologies (NFC-A and/or NFC-B) to listen for when 383 ** NFA_CeConfigureLocalTag or NFA_CeDeregisterAidOnDH are called. 384 ** 385 ** By default (if this API is not called), NFA will listen 386 ** for both NFC-A and NFC-B for ISODEP. 387 ** 388 ** Note: If listening for ISODEP on UICC, the DH listen callbacks 389 ** may still get activate notifications for ISODEP if the reader/ 390 ** writer selects an AID that is not routed to the UICC (regardless 391 ** of whether A or B was disabled using NFA_CeSetIsoDepListenTech) 392 ** 393 ** Note: If RF discovery is started, NFA_StopRfDiscovery()/NFA_RF_DISCOVERY_STOPPED_EVT 394 ** should happen before calling this function 395 ** 396 ** Returns: 397 ** NFA_STATUS_OK, if command accepted 398 ** NFA_STATUS_FAILED: otherwise 399 ** 400 *******************************************************************************/ 401 tNFA_STATUS NFA_CeSetIsoDepListenTech (tNFA_TECHNOLOGY_MASK tech_mask) 402 { 403 tNFA_CE_MSG *p_msg; 404 tNFA_TECHNOLOGY_MASK use_mask = (NFA_TECHNOLOGY_MASK_A | NFA_TECHNOLOGY_MASK_B); 405 406 NFA_TRACE_API1 ("NFA_CeSetIsoDepListenTech (): 0x%x", tech_mask); 407 if (((tech_mask & use_mask) == 0) || 408 ((tech_mask & ~use_mask) != 0) ) 409 { 410 NFA_TRACE_ERROR0 ("NFA_CeSetIsoDepListenTech: Invalid technology mask"); 411 return (NFA_STATUS_INVALID_PARAM); 412 } 413 414 if ((p_msg = (tNFA_CE_MSG *) GKI_getbuf ((UINT16) sizeof(tNFA_CE_MSG))) != NULL) 415 { 416 p_msg->hdr.event = NFA_CE_API_CFG_ISODEP_TECH_EVT; 417 p_msg->hdr.layer_specific = tech_mask; 418 419 nfa_sys_sendmsg (p_msg); 420 421 return (NFA_STATUS_OK); 422 } 423 424 return (NFA_STATUS_FAILED); 425 } 426 427
