src/oem/oem_emul.c

   1 /*
   2 * Copyright (c) 2012, 2013 Samsung Electronics Co., Ltd.
   3 *
   4 * Licensed under the Apache License, Version 2.0 (the "License");
   5 * you may not use this file except in compliance with the License.
   6 * You may obtain a copy of the License at
   7 *
   8 * http://www.apache.org/licenses/LICENSE-2.0
   9 *
  10 * Unless required by applicable law or agreed to in writing, software
  11 * distributed under the License is distributed on an "AS IS" BASIS,
  12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13 * See the License for the specific language governing permissions and
  14 * limitations under the License.
  15 */
  16
  17 #include <pthread.h>
  18 #include <time.h>
  19 #include <sys/time.h>
  20 #include <dirent.h>
  21 #include <stdlib.h>
  22 #include <stdio.h>
  23 #include <unistd.h>
  24 #include <sys/stat.h>
  25 #include <sys/types.h>
  26 #include <fcntl.h>
  27 #include <malloc.h>
  28 #include <vconf.h>
  29
  30 #include <pwd.h>
  31 #include <grp.h>
  32 #include <sys/epoll.h>
  33
  34 #ifdef USE_GLIB_MAIN_LOOP
  35 #include <glib.h>
  36 #endif
  37
  38 #include <net_nfc_oem_controller.h>
  39 #include "net_nfc_typedef.h"
  40 #include "nfc_debug_private.h"
  41 #include "net_nfc_util_internal.h"
  42 #include "net_nfc_util_ndef_message.h"
  43 #include "net_nfc_util_ndef_record.h"
  44
  45 #include <netinet/in.h>
  46
  47 /***************************    STRUCTURE DEFINE START  ***************************************/
  48
  49 #ifndef NET_NFC_EXPORT_API
  50 #define NET_NFC_EXPORT_API __attribute__((visibility("default")))
  51 #endif
  52
  53 typedef enum {
  54         EMUL_NFC_TAG_DISCOVERED = 100,
  55         EMUL_NFC_TAG_DETACHED,
  56         EMUL_NFC_P2P_DISCOVERED,
  57         EMUL_NFC_P2P_DETACHED,
  58         EMUL_NFC_P2P_SEND,
  59         EMUL_NFC_UNKNOWN_MSG
  60 } emul_message_id;
  61
  62 typedef enum {
  63         EMUL_TAG_TOPAZ_JEWEL =1,
  64         EMUL_TAG_MIFARE_UL,
  65         EMUL_TAG_FELICA,
  66         EMUL_TAG_MIFARE_DESFIRE,
  67         EMUL_NFC_TARGET,
  68         EMUL_TARGET_TYPE_MAX
  69 } emul_target_type;
  70
  71 typedef enum {
  72         EMUL_NDEF_TNF_EMPTY = 0,
  73         EMUL_NDEF_TNF_WELL_KNOWN,
  74         EMUL_NDEF_TNF_MIME_MEDIA,
  75         EMUL_NDEF_TNF_ABSOLUTE_URI,
  76         EMUL_NDEF_TNF_EXTERNAL,
  77         EMUL_NDEF_TNF_UNKNOWN
  78 } emul_ndef_name_format;
  79
  80 typedef enum {
  81         NET_NFC_STATE_EXCHANGER_SERVER = 0x00,
  82         NET_NFC_STATE_EXCHANGER_SERVER_NPP,
  83
  84         NET_NFC_STATE_EXCHANGER_CLIENT,
  85         NET_NFC_STATE_CONN_HANDOVER_REQUEST,
  86         NET_NFC_STATE_CONN_HANDOVER_SELECT,
  87         NET_NFC_STATE_UNKNOWN
  88 } llcp_state_e;
  89
  90 typedef enum{
  91         SNEP_REQ_CONTINUE = 0x00,
  92         SNEP_REQ_GET = 0x01,
  93         SNEP_REQ_PUT = 0x02,
  94         SNEP_REQ_REJECT = 0x7F,
  95         SNEP_RESP_CONT = 0x80,
  96         SNEP_RESP_SUCCESS = 0x81,
  97         SNEP_RESP_NOT_FOUND = 0xC0,
  98         SNEP_RESP_EXCESS_DATA = 0xC1,
  99         SNEP_RESP_BAD_REQ = 0xC2,
 100         SNEP_RESP_NOT_IMPLEMENT = 0xE0,
 101         SNEP_RESP_UNSUPPORTED_VER = 0xE1,
 102         SNEP_RESP_REJECT = 0xFF,
 103 }snep_command_field_e;
 104
 105 typedef struct _socket_info_s {
 106         net_nfc_llcp_socket_t socket_handle;
 107         bool isValid;
 108         void* user_context;
 109 }socket_info_s;
 110
 111 typedef struct _net_nfc_oem_llcp_state_t{
 112         int client_fd;
 113         unsigned int step;
 114         unsigned int fragment_offset;
 115         llcp_state_e state;
 116         net_nfc_llcp_socket_t socket;
 117         uint16_t max_capability;
 118         net_nfc_target_handle_s * handle;
 119         net_nfc_error_e prev_result;
 120         net_nfc_llcp_socket_t incomming_socket;
 121         ndef_message_s *requester;
 122         ndef_message_s *selector;
 123         bool low_power;
 124         void * user_data;
 125         void * payload;
 126
 127         llcp_app_protocol_e type_app_protocol;
 128         net_nfc_conn_handover_carrier_type_e type;
 129
 130 } net_nfc_oem_llcp_state_t;
 131
 132 typedef struct _snep_msg_s{
 133         data_s *data;
 134         int offset;
 135         bool isSegment;
 136
 137         /* Members below are used for snep msg of client */
 138         bool firstTime;
 139         bool RespContinue;
 140 }snep_msg_s;
 141
 142 typedef struct _emulMsg_data_s{
 143         net_nfc_record_tnf_e tnf;
 144         data_s typeName;
 145         data_s id;
 146         data_s payload;
 147
 148         bool realRecord;
 149 }emulMsg_data_s;
 150
 151 typedef struct _emulMsg_s{
 152         emul_message_id message_id;
 153         emul_target_type target_type;
 154         int record_count;
 155         uint8_t* file_data;
 156 }emulMsg_s;
 157
 158 typedef void * (*emul_Nfc_thread_handler_t)   (void * pParam);
 159
 160 /***************************    STRUCTURE DEFINE START  ***************************************/
 161
 162 #define __USE_EPOLL_FOR_FILE__ 1
 163
 164
 165 /******************************             DEFINE START        *******************************************/
 166
 167 /* for emulator management */
 168 #define NET_NFC_EMUL_DATA_PATH                          "/dev"
 169 #define NET_NFC_EMUL_MESSAGE_FILE_NAME          "nfc0"
 170 #define NET_NFC_EMUL_MSG_ID_SEPERATOR                   "\n:"
 171 #define NET_NFC_EMUL_MSG_DATA_SEPERATOR         "\n\0"
 172 #define NET_NFC_EMUL_MSG_RECORD_SEPERATOR       "\n,"
 173 #define NET_NFC_EMUL_TAG_DISCOVERED_DATA_FORMAT "%d,%d,%[^\n]"
 174 #define NET_NFC_EMUL_HEADER_LENGTH              8
 175
 176 #ifdef __USE_EPOLL_FOR_FILE__
 177 #define EPOLL_SIZE 128
 178 #endif
 179
 180 /* for llcp functionality */
 181 #define LLCP_NB_SOCKET_MAX 5
 182 #define NET_NFC_EMUL_SNEP_SERVER_SOCKET_NUMBER 0
 183 #define NET_NFC_EMUL_INCOMING_SOCKET_NUMBER 0
 184 #define NET_NFC_EMUL_NPP_SERVER_SOCKET_NUMBER 1
 185 #define NET_NFC_EMUL_CLIENT_SOCKET_NUMBER 2
 186 #define NET_NFC_EMUL_HANDOVER_REQUEST_SOCKET_NUMBER 3
 187 #define NET_NFC_EMUL_HANDOVER_SELECT_SOCKET_NUMBER 4
 188
 189 #define SNEP_MAX_BUFFER 128
 190 #define SNEP_MAJOR_VER 1
 191 #define SNEP_MINOR_VER 0
 192
 193 /* static variable */
 194 #define BUFFER_LENGTH_MAX 4096
 195 #define READ_BUFFER_LENGTH_MAX BUFFER_LENGTH_MAX
 196 #define WRITE_BUFFER_LENGTH_MAX BUFFER_LENGTH_MAX
 197 #define NET_NFC_MAX_LLCP_SOCKET_BUFFER BUFFER_LENGTH_MAX
 198
 199 /******************************             DEFINE END  *******************************************/
 200
 201
 202
 203 /******************************          VARIABLE START *******************************************/
 204
 205 /* listener callback */
 206 static target_detection_listener_cb     g_emul_controller_target_cb ;
 207 static se_transaction_listener_cb               g_emul_controller_se_cb ;
 208 static llcp_event_listener_cb                   g_emul_controller_llcp_cb ;
 209 static hce_apdu_listener_cb     g_emul_controller_hce_cb ;
 210
 211 /* for emulator management */
 212 pthread_t                       gEmulThread;
 213
 214 /* for stack management */
 215 static net_nfc_target_handle_s * current_working_handle = NULL;
 216 static bool                     g_stack_init_successful = 0;
 217 static bool                     g_tag_attached = 0;
 218 static bool                     g_p2p_attached = 0;
 219
 220 /* for llcp functionality */
 221
 222 socket_info_s socket_info_array[LLCP_NB_SOCKET_MAX] = {{0,}};
 223
 224 snep_msg_s*     Snep_Server_msg;
 225 data_s * llcp_server_data = NULL;
 226
 227 pthread_cond_t cond = PTHREAD_COND_INITIALIZER;
 228
 229 /******************************          VARIABLE END   *******************************************/
 230
 231
 232
 233 /***************************    STATIC FUNCTION DECLARE START   ***************************************/
 234
 235 /***************************    INTERFACE START ***************************************/
 236
 237 static bool net_nfc_emul_controller_init (net_nfc_error_e* result);
 238 static bool net_nfc_emul_controller_deinit (void);
 239 static bool net_nfc_emul_controller_register_listener(
 240         target_detection_listener_cb target_detection_listener,
 241         se_transaction_listener_cb se_transaction_listener,
 242         llcp_event_listener_cb llcp_event_listener,
 243         hce_apdu_listener_cb hce_apdu_listener,
 244         net_nfc_error_e* result);
 245 static bool net_nfc_emul_controller_unregister_listener();
 246 static bool net_nfc_emul_controller_get_firmware_version(data_s **data, net_nfc_error_e *result);
 247 static bool net_nfc_emul_controller_check_firmware_version(net_nfc_error_e* result);
 248 static bool net_nfc_emul_controller_update_firmware(net_nfc_error_e* result);
 249 static bool net_nfc_emul_controller_get_stack_information(net_nfc_stack_information_s* stack_info, net_nfc_error_e* result);
 250 static bool net_nfc_emul_controller_configure_discovery (net_nfc_discovery_mode_e mode, net_nfc_event_filter_e config, net_nfc_error_e* result);
 251 static bool net_nfc_emul_controller_get_secure_element_list(net_nfc_secure_element_info_s* list, int* count, net_nfc_error_e* result);
 252 static bool net_nfc_emul_controller_set_secure_element_mode(net_nfc_secure_element_type_e element_type, net_nfc_secure_element_mode_e mode, net_nfc_error_e* result);
 253 static bool net_nfc_emul_controller_connect(net_nfc_target_handle_s* handle, net_nfc_error_e* result);
 254 static bool net_nfc_emul_controller_disconnect(net_nfc_target_handle_s* handle, net_nfc_error_e* result);
 255 static bool net_nfc_emul_controller_check_ndef(net_nfc_target_handle_s* handle, uint8_t *ndef_card_state, int* max_data_size, int* real_data_size, net_nfc_error_e* result);
 256 static bool net_nfc_emul_controller_check_target_presence(net_nfc_target_handle_s* handle, net_nfc_error_e* result);
 257 static bool net_nfc_emul_controller_read_ndef(net_nfc_target_handle_s* handle, data_s** data, net_nfc_error_e* result);
 258 static bool net_nfc_emul_controller_write_ndef(net_nfc_target_handle_s* handle, data_s* data, net_nfc_error_e* result);
 259 static bool net_nfc_emul_controller_make_read_only_ndef(net_nfc_target_handle_s* handle, net_nfc_error_e* result);
 260 static bool net_nfc_emul_controller_transceive (net_nfc_target_handle_s* handle, net_nfc_transceive_info_s* info, data_s** data, net_nfc_error_e* result);
 261 static bool net_nfc_emul_controller_format_ndef(net_nfc_target_handle_s* handle, data_s* secure_key, net_nfc_error_e* result);
 262 static bool net_nfc_emul_controller_exception_handler(void);
 263 static bool net_nfc_emul_controller_is_ready(net_nfc_error_e* error);
 264
 265 static bool net_nfc_emul_controller_llcp_config (net_nfc_llcp_config_info_s * config, net_nfc_error_e * result);
 266 static bool net_nfc_emul_controller_llcp_check_llcp (net_nfc_target_handle_s * handle, net_nfc_error_e* result);
 267 static bool net_nfc_emul_controller_llcp_activate_llcp (net_nfc_target_handle_s * handle, net_nfc_error_e* result);
 268 static bool net_nfc_emul_controller_llcp_create_socket (net_nfc_llcp_socket_t* socket, net_nfc_socket_type_e socketType, uint16_t miu, uint8_t rw,  net_nfc_error_e* result, void * user_param);
 269 static bool net_nfc_emul_controller_llcp_bind(net_nfc_llcp_socket_t socket, uint8_t service_access_point, net_nfc_error_e* result);
 270 static bool net_nfc_emul_controller_llcp_listen(net_nfc_target_handle_s* handle, uint8_t* service_access_name, net_nfc_llcp_socket_t socket, net_nfc_error_e* result, void * user_param);
 271 static bool net_nfc_emul_controller_llcp_accept (net_nfc_llcp_socket_t socket, net_nfc_error_e* result, void *user_param);
 272 static bool net_nfc_emul_controller_llcp_connect_by_url( net_nfc_target_handle_s* handle, net_nfc_llcp_socket_t socket, uint8_t* service_access_name, net_nfc_error_e* result, void * user_param);
 273 static bool net_nfc_emul_controller_llcp_connect(net_nfc_target_handle_s* handle, net_nfc_llcp_socket_t socket, uint8_t service_access_point, net_nfc_error_e* result, void * user_param);
 274 static bool net_nfc_emul_controller_llcp_reject(net_nfc_target_handle_s* handle, net_nfc_llcp_socket_t  socket, net_nfc_error_e* result);
 275 static bool net_nfc_emul_controller_llcp_disconnect (net_nfc_target_handle_s* handle, net_nfc_llcp_socket_t socket, net_nfc_error_e* result, void * user_param);
 276 static bool net_nfc_emul_controller_llcp_socket_close (net_nfc_llcp_socket_t socket, net_nfc_error_e* result);
 277 static bool net_nfc_emul_controller_llcp_recv(net_nfc_target_handle_s* handle, net_nfc_llcp_socket_t socket, data_s* data, net_nfc_error_e* result, void * user_param);
 278 static bool net_nfc_emul_controller_llcp_send(net_nfc_target_handle_s* handle, net_nfc_llcp_socket_t    socket, data_s* data, net_nfc_error_e* result, void * user_param);
 279 static bool net_nfc_emul_controller_llcp_recv_from(net_nfc_target_handle_s* handle, net_nfc_llcp_socket_t socket, data_s * data, net_nfc_error_e* result, void * user_param);
 280 static bool net_nfc_emul_controller_llcp_send_to(net_nfc_target_handle_s* handle, net_nfc_llcp_socket_t socket, data_s* data, uint8_t service_access_point, net_nfc_error_e* result, void * user_param);
 281 static bool net_nfc_emul_controller_llcp_get_remote_config (net_nfc_target_handle_s* handle, net_nfc_llcp_config_info_s *config, net_nfc_error_e* result);
 282 static bool net_nfc_emul_controller_llcp_get_remote_socket_info (net_nfc_target_handle_s* handle, net_nfc_llcp_socket_t socket, net_nfc_llcp_socket_option_s * option, net_nfc_error_e* result);
 283
 284 static bool net_nfc_emul_controller_support_nfc(net_nfc_error_e *result);
 285 static bool net_nfc_emul_controller_secure_element_open(net_nfc_secure_element_type_e element_type,
 286         net_nfc_target_handle_s **handle, net_nfc_error_e *result);
 287 static bool net_nfc_emul_controller_secure_element_get_atr(net_nfc_target_handle_s *handle,
 288     data_s **atr, net_nfc_error_e *result);
 289 static bool net_nfc_emul_controller_secure_element_send_apdu(net_nfc_target_handle_s *handle,
 290         data_s *command, data_s **response, net_nfc_error_e *result);
 291 static bool net_nfc_emul_controller_secure_element_close(net_nfc_target_handle_s *handle,
 292             net_nfc_error_e *result);
 293
 294
 295 /***************************    INTERFACE END   ***************************************/
 296
 297
 298
 299 /***************************    ETC Function    ***************************************/
 300
 301 /* Memory utils */
 302 /* free memory, after free given memory it set NULL. Before proceed free, this function also check NULL */
 303 void __nfc_emul_util_free_mem(void** mem, char * filename, unsigned int line);
 304 /* allocation memory */
 305 void __nfc_emul_util_alloc_mem(void** mem, int size, char * filename, unsigned int line);
 306 #define  _nfc_emul_util_alloc_mem(mem,size) __nfc_emul_util_alloc_mem((void **)&mem,size,__FILE__, __LINE__)
 307 #define  _nfc_emul_util_free_mem(mem) __nfc_emul_util_free_mem((void **)&mem,__FILE__, __LINE__)
 308
 309
 310 static bool __net_nfc_is_valide_target_handle (net_nfc_target_handle_s * handle);
 311 static void __net_nfc_make_valid_target_handle (net_nfc_target_handle_s ** handle);
 312 static void __net_nfc_make_invalid_target_handle ();
 313
 314 /***************************    STATIC FUNCTION DECLARE END             ***************************************/
 315
 316
 317
 318 void __nfc_emul_util_free_mem (void** mem, char * filename, unsigned int line)
 319 {
 320         if (mem == NULL || *mem == NULL)
 321         {
 322                 LOGE ("FILE: %s, LINE:%d, Invalid parameter in mem free util (pinter is NULL)", filename, line);
 323                 return;
 324         }
 325         free(*mem);
 326         *mem = NULL;
 327 }
 328
 329 void __nfc_emul_util_alloc_mem(void** mem, int size, char * filename, unsigned int line)
 330 {
 331         if (mem == NULL || size <= 0)
 332         {
 333                 LOGE ("FILE: %s, LINE:%d, Invalid parameter in mem alloc util", filename, line);
 334                 return;
 335         }
 336
 337         DEBUG_MSG("size to malloc() = [%d]", size);
 338
 339         if (*mem != NULL)
 340         {
 341                 LOGE("FILE: %s, LINE:%d, WARNING: Pointer is already allocated or it was not initialized with NULL", filename, line);
 342         }
 343
 344         *mem = malloc (size);
 345
 346         if (*mem != NULL)
 347         {
 348                 memset (*mem, 0x0, size);
 349         }
 350         else
 351         {
 352                 LOGE("FILE: %s, LINE:%d, Allocation is failed", filename, line);
 353         }
 354 }
 355
 356 static bool __net_nfc_is_valide_target_handle (net_nfc_target_handle_s * handle)
 357 {
 358         bool result = (current_working_handle == handle);
 359         if (!result){
 360                 DEBUG_MSG ("[WARNING]: INVALID HANDLE IS DETECTED!");
 361         }
 362         return result;
 363 }
 364 static void __net_nfc_make_valid_target_handle (net_nfc_target_handle_s ** handle)
 365 {
 366         if (current_working_handle != NULL){
 367                 DEBUG_MSG ("[WARNING]: HANDLE WAS ALLOCATED ALREADY!");
 368         }
 369         _nfc_emul_util_alloc_mem (*handle, sizeof (net_nfc_target_handle_s));
 370         if (*handle != NULL) {
 371                 current_working_handle = *handle;
 372         }
 373 }
 374 static void __net_nfc_make_invalid_target_handle ()
 375 {
 376         if (current_working_handle != NULL) {
 377                 _nfc_emul_util_free_mem (current_working_handle);
 378                 current_working_handle = NULL;
 379         }
 380 }
 381
 382 static socket_info_s * _net_nfc_get_available_socket_slot ()
 383 {
 384         int idx = 0;
 385         for (; idx < LLCP_NB_SOCKET_MAX; idx++)
 386         {
 387                 if (socket_info_array [idx].isValid == false)
 388                 {
 389                         memset (&(socket_info_array[idx]), 0x00, sizeof (socket_info_s));
 390                         socket_info_array [idx].isValid = true;
 391                         return &(socket_info_array[idx]);
 392                 }
 393         }
 394
 395         DEBUG_ERR_MSG("_net_nfc_get_available_socket_slot is failed");
 396         return NULL;
 397 }
 398
 399 static void _net_nfc_remove_socket_slot (net_nfc_llcp_socket_t socket)
 400 {
 401         int idx = 0;
 402
 403         for (; idx < LLCP_NB_SOCKET_MAX; idx++)
 404         {
 405                 if (socket_info_array [idx].isValid == true &&
 406                         socket_info_array [idx].socket_handle == socket)
 407                 {
 408                         socket_info_array [idx].isValid = false;
 409                         socket_info_array [idx].socket_handle = 0;
 410                         socket_info_array [idx].user_context= NULL;
 411                 }
 412         }
 413 }
 414
 415 static socket_info_s * _net_nfc_find_server_socket (net_nfc_llcp_socket_t socket)
 416 {
 417         int idx = 0;
 418         for (; idx < LLCP_NB_SOCKET_MAX; idx++)
 419         {
 420                 if (socket_info_array [idx].socket_handle == socket && socket_info_array [idx].isValid == true)
 421                 {
 422                         return &(socket_info_array[idx]);
 423                 }
 424         }
 425
 426         DEBUG_ERR_MSG("_net_nfc_find_server_socket is failed");
 427         return NULL;
 428 }
 429
 430 ////////////// INTERFACE START //////////
 431
 432 NET_NFC_EXPORT_API bool onload(net_nfc_oem_interface_s* emul_interfaces)
 433 {
 434         DEBUG_EMUL_BEGIN();
 435
 436         emul_interfaces->init = net_nfc_emul_controller_init;
 437         emul_interfaces->deinit = net_nfc_emul_controller_deinit;
 438         emul_interfaces->register_listener = net_nfc_emul_controller_register_listener;
 439         emul_interfaces->unregister_listener = net_nfc_emul_controller_unregister_listener;
 440         emul_interfaces->get_firmware_version = net_nfc_emul_controller_get_firmware_version;
 441         emul_interfaces->check_firmware_version = net_nfc_emul_controller_check_firmware_version;
 442         emul_interfaces->update_firmeware = net_nfc_emul_controller_update_firmware;
 443         emul_interfaces->get_stack_information = net_nfc_emul_controller_get_stack_information;
 444         emul_interfaces->configure_discovery = net_nfc_emul_controller_configure_discovery;
 445         emul_interfaces->get_secure_element_list = net_nfc_emul_controller_get_secure_element_list;
 446         emul_interfaces->set_secure_element_mode = net_nfc_emul_controller_set_secure_element_mode;
 447         emul_interfaces->connect = net_nfc_emul_controller_connect;
 448         emul_interfaces->disconnect = net_nfc_emul_controller_disconnect;
 449         emul_interfaces->check_ndef = net_nfc_emul_controller_check_ndef;
 450         emul_interfaces->check_presence = net_nfc_emul_controller_check_target_presence;
 451         emul_interfaces->read_ndef = net_nfc_emul_controller_read_ndef;
 452         emul_interfaces->write_ndef = net_nfc_emul_controller_write_ndef;
 453         emul_interfaces->make_read_only_ndef = net_nfc_emul_controller_make_read_only_ndef;
 454         emul_interfaces->transceive = net_nfc_emul_controller_transceive;
 455         emul_interfaces->format_ndef = net_nfc_emul_controller_format_ndef;
 456         emul_interfaces->exception_handler = net_nfc_emul_controller_exception_handler;
 457         emul_interfaces->is_ready = net_nfc_emul_controller_is_ready;
 458
 459         emul_interfaces->config_llcp = net_nfc_emul_controller_llcp_config;
 460         emul_interfaces->check_llcp_status = net_nfc_emul_controller_llcp_check_llcp;
 461         emul_interfaces->activate_llcp = net_nfc_emul_controller_llcp_activate_llcp;
 462         emul_interfaces->create_llcp_socket = net_nfc_emul_controller_llcp_create_socket;
 463         emul_interfaces->bind_llcp_socket = net_nfc_emul_controller_llcp_bind;
 464         emul_interfaces->listen_llcp_socket = net_nfc_emul_controller_llcp_listen;
 465         emul_interfaces->accept_llcp_socket = net_nfc_emul_controller_llcp_accept;
 466         emul_interfaces->connect_llcp_by_url = net_nfc_emul_controller_llcp_connect_by_url;
 467         emul_interfaces->connect_llcp = net_nfc_emul_controller_llcp_connect;
 468         emul_interfaces->disconnect_llcp = net_nfc_emul_controller_llcp_disconnect;
 469         emul_interfaces->close_llcp_socket = net_nfc_emul_controller_llcp_socket_close;
 470         emul_interfaces->recv_llcp = net_nfc_emul_controller_llcp_recv;
 471         emul_interfaces->send_llcp = net_nfc_emul_controller_llcp_send;
 472         emul_interfaces->recv_from_llcp = net_nfc_emul_controller_llcp_recv_from;
 473         emul_interfaces->send_to_llcp = net_nfc_emul_controller_llcp_send_to;
 474         emul_interfaces->reject_llcp = net_nfc_emul_controller_llcp_reject;
 475         emul_interfaces->get_remote_config = net_nfc_emul_controller_llcp_get_remote_config;
 476         emul_interfaces->get_remote_socket_info = net_nfc_emul_controller_llcp_get_remote_socket_info;
 477
 478         emul_interfaces->support_nfc = net_nfc_emul_controller_support_nfc;
 479
 480         emul_interfaces->secure_element_open = net_nfc_emul_controller_secure_element_open;
 481         emul_interfaces->secure_element_get_atr = net_nfc_emul_controller_secure_element_get_atr;
 482         emul_interfaces->secure_element_send_apdu = net_nfc_emul_controller_secure_element_send_apdu;
 483         emul_interfaces->secure_element_close = net_nfc_emul_controller_secure_element_close;
 484
 485         emul_interfaces->hce_response_apdu = NULL;
 486         emul_interfaces->route_aid = NULL;
 487         emul_interfaces->unroute_aid = NULL;
 488         emul_interfaces->commit_routing = NULL;
 489         emul_interfaces->set_default_route = NULL;
 490         emul_interfaces->clear_aid_table = NULL;
 491         emul_interfaces->get_aid_tablesize = NULL;
 492
 493         DEBUG_EMUL_END();
 494
 495         return true;
 496 }
 497
 498 static void _net_nfc_initialize_llcp(void)
 499 {
 500         DEBUG_EMUL_BEGIN();
 501
 502         if(Snep_Server_msg == NULL)
 503         {
 504                 Snep_Server_msg = (snep_msg_s *)calloc(1, sizeof(snep_msg_s));
 505                 Snep_Server_msg->data = (data_s *)calloc(1, sizeof(data_s));
 506                 Snep_Server_msg->data->buffer = (uint8_t *)calloc(1, sizeof(uint8_t) * BUFFER_LENGTH_MAX);
 507         }
 508
 509         DEBUG_EMUL_END();
 510 }
 511
 512 static void _net_nfc_deinitialize_llcp(void)
 513 {
 514         DEBUG_EMUL_BEGIN();
 515
 516         if (Snep_Server_msg != NULL)
 517         {
 518                 if (Snep_Server_msg->data != NULL)
 519                 {
 520
 521                         if (Snep_Server_msg->data->buffer != NULL)
 522                         {
 523                                 free(Snep_Server_msg->data->buffer);
 524                                 Snep_Server_msg->data->buffer = NULL;
 525                         }
 526
 527                         free(Snep_Server_msg->data);
 528                         Snep_Server_msg->data = NULL;
 529                 }
 530
 531                 free(Snep_Server_msg);
 532                 Snep_Server_msg = NULL;
 533         }
 534
 535         llcp_server_data = NULL;
 536
 537         DEBUG_EMUL_END();
 538 }
 539
 540 static bool _net_nfc_emul_get_is_tag_attached(void)
 541 {
 542         return g_tag_attached;
 543 }
 544
 545 static void _net_nfc_emul_set_is_tag_attached(bool is_detached)
 546 {
 547         g_tag_attached = is_detached;
 548         DEBUG_MSG("set g_tag_attached [%d]", g_tag_attached);
 549 }
 550
 551 static bool _net_nfc_emul_get_is_p2p_attached(void)
 552 {
 553         return g_p2p_attached;
 554 }
 555
 556 static void _net_nfc_emul_set_is_p2p_attached(bool is_detached)
 557 {
 558         g_p2p_attached = is_detached;
 559         DEBUG_MSG("set g_p2p_attached [%d]", g_p2p_attached);
 560 }
 561
 562 static bool _net_nfc_is_data_emulMsgData(emul_message_id messageId)
 563 {
 564         DEBUG_EMUL_BEGIN();
 565
 566         bool retval = false;
 567
 568         switch (messageId) {
 569                 case EMUL_NFC_TAG_DISCOVERED :{
 570                         retval = true;
 571                 }
 572                 break;
 573
 574                 case EMUL_NFC_P2P_SEND :{
 575                         retval = true;
 576                 }
 577                 break;
 578
 579                 case EMUL_NFC_TAG_DETACHED :
 580                 case EMUL_NFC_P2P_DISCOVERED :
 581                 case EMUL_NFC_P2P_DETACHED :
 582                 default :
 583                 break;
 584
 585         }
 586
 587         DEBUG_MSG("retval [%d]", retval);
 588
 589         DEBUG_EMUL_END();
 590
 591         return retval;
 592 }
 593
 594 static net_nfc_record_tnf_e _net_nfc_get_tnf_type(int name_format)
 595 {
 596         DEBUG_EMUL_BEGIN();
 597
 598         net_nfc_record_tnf_e tnf = NET_NFC_RECORD_EMPTY;
 599
 600         switch (name_format) {
 601                 case EMUL_NDEF_TNF_EMPTY :
 602                         tnf = NET_NFC_RECORD_EMPTY;
 603                 break;
 604
 605                 case EMUL_NDEF_TNF_WELL_KNOWN :
 606                         tnf = NET_NFC_RECORD_WELL_KNOWN_TYPE;
 607                 break;
 608
 609                 case EMUL_NDEF_TNF_MIME_MEDIA :
 610                         tnf = NET_NFC_RECORD_MIME_TYPE;
 611                 break;
 612
 613                 case EMUL_NDEF_TNF_ABSOLUTE_URI :
 614                         tnf = NET_NFC_RECORD_URI;
 615                 break;
 616
 617                 case EMUL_NDEF_TNF_EXTERNAL :
 618                         tnf = NET_NFC_RECORD_EXTERNAL_RTD;
 619                 break;
 620
 621                 case EMUL_NDEF_TNF_UNKNOWN :
 622                         tnf = NET_NFC_RECORD_UNKNOWN;
 623                 break;
 624
 625                 default :
 626                         tnf = NET_NFC_RECORD_UNKNOWN;
 627                         DEBUG_MSG("data is currupted");
 628                 break;
 629
 630         }
 631
 632         DEBUG_MSG("tnf [%d]", tnf);
 633
 634         DEBUG_EMUL_END();
 635
 636         return tnf;
 637
 638 }
 639
 640 static int _net_nfc_create_records_from_emulMsg(emulMsg_s *emul_msg, ndef_message_s **ndef_message, int record_count)
 641 {
 642         DEBUG_EMUL_BEGIN();
 643
 644         int index;
 645         int create_record_count = 0;
 646         char emulMsg[BUFFER_LENGTH_MAX] = { 0, };
 647
 648         memcpy(emulMsg, emul_msg->file_data, strlen((char*)emul_msg->file_data));
 649
 650         /* parsing data and create record to record structure */
 651         for (index = 0; index < record_count ; index ++) {
 652                 char *name_format;
 653                 char *type_name;
 654                 char *record_id;
 655                 char *record_payload;
 656
 657                 emulMsg_data_s record = { 0, };
 658                 data_s filePayload;
 659
 660                 /* parse string */
 661                 if (index == 0)
 662                 {
 663                         name_format = strtok((char *) emulMsg, NET_NFC_EMUL_MSG_RECORD_SEPERATOR);
 664                 }
 665                 else
 666                 {
 667                         name_format = strtok(NULL, NET_NFC_EMUL_MSG_RECORD_SEPERATOR);
 668                 }
 669                 type_name = strtok(NULL, NET_NFC_EMUL_MSG_RECORD_SEPERATOR);
 670                 record_id = strtok(NULL, NET_NFC_EMUL_MSG_RECORD_SEPERATOR);
 671                 if (index == record_count-1) {
 672                         /* the last payload : we have to read sentence fully */
 673                         record_payload = strtok(NULL, "\n");
 674                 }
 675                 else {
 676                         record_payload = strtok(NULL, NET_NFC_EMUL_MSG_RECORD_SEPERATOR);
 677                 }
 678
 679                 /* assign data to record structure */
 680                 record.tnf = _net_nfc_get_tnf_type(atoi(name_format));
 681
 682                 DEBUG_MSG("Data : type_name ");
 683
 684                 record.typeName.length = strlen(type_name);
 685                 _nfc_emul_util_alloc_mem(record.typeName.buffer, record.typeName.length);
 686
 687                 if (record.typeName.buffer == NULL) {
 688                         DEBUG_MSG("_nfc_emul_util_alloc_mem failed");
 689                         goto ERROR;
 690                 }
 691                 memcpy(record.typeName.buffer, type_name, record.typeName.length);
 692
 693                 DEBUG_MSG("Data : record_id ");
 694
 695                 record.id.length = strlen(record_id);
 696                 _nfc_emul_util_alloc_mem(record.id.buffer, record.id.length);
 697
 698                 if (record.id.buffer == NULL) {
 699                         DEBUG_MSG("_nfc_emul_util_alloc_mem failed");
 700                         goto ERROR;
 701                 }
 702                 memcpy(record.id.buffer, record_id, record.id.length);
 703
 704                 DEBUG_MSG("Data : record_payload ");
 705
 706                 record.payload.length = strlen(record_payload);
 707                 _nfc_emul_util_alloc_mem(record.payload.buffer, record.payload.length);
 708
 709                 if (record.payload.buffer == NULL) {
 710                         DEBUG_MSG("_nfc_emul_util_alloc_mem failed");
 711                         goto ERROR;
 712                 }
 713                 memcpy(record.payload.buffer, record_payload, record.payload.length);
 714
 715 #ifndef __EMUL_DEBUG__
 716                 DEBUG_ERR_MSG("RECORD DATA START >>>>>>>>>>>>>>>>>>>>>>>>");
 717                 DEBUG_MSG("TNF >>>>[%d]", record.tnf);
 718                 LOGE("type_name >>>>[%s]", type_name);
 719                 LOGE("record_id >>>>[%s]", record_id);
 720                 DEBUG_MSG("record_payload >>>>[%s]", record_payload);
 721                 DEBUG_ERR_MSG("RECORD DATA END >>>>>>>>>>>>>>>>>>>>>>>>");
 722 #endif
 723
 724                 /* create record */
 725                 ndef_record_h new_record = NULL;
 726                 net_nfc_error_e result = NET_NFC_OK;
 727
 728                 if (record.tnf == NET_NFC_RECORD_EMPTY) {
 729                         if((result = net_nfc_util_create_record(NET_NFC_RECORD_EMPTY, &record.typeName, &record.id, &record.payload, (ndef_record_s **) &new_record)) != NET_NFC_OK) {
 730                                 DEBUG_MSG("net_nfc_create_record failed[%d]", result);
 731                                 goto ERROR;;
 732                         }
 733                 }
 734                 else if (record.tnf == NET_NFC_RECORD_UNKNOWN) {
 735                         if((result = net_nfc_util_create_record(NET_NFC_RECORD_UNKNOWN, &record.typeName, &record.id, &record.payload, (ndef_record_s **) &new_record)) != NET_NFC_OK) {
 736                                 DEBUG_MSG("net_nfc_create_record failed[%d]", result);
 737                                 goto ERROR;;
 738                         }
 739                 }
 740                 else if ((record.tnf == NET_NFC_RECORD_WELL_KNOWN_TYPE)) {
 741                         if (!strncmp((char *)record.typeName.buffer, "U", 1)) {
 742                                 DEBUG_MSG("URI Type ");
 743
 744                                 data_s payload_data = { NULL, 0 };
 745
 746                                 if (record.payload.buffer != NULL )
 747                                 {
 748                                         payload_data.length = strlen((char *)record_payload) + 1;
 749
 750                                         _nfc_emul_util_alloc_mem(payload_data.buffer, payload_data.length);
 751                                         if (payload_data.buffer == NULL)
 752                                         {
 753                                                 DEBUG_MSG("_nfc_emul_util_alloc_mem failed");
 754                                                 goto ERROR;
 755                                         }
 756
 757                                         payload_data.buffer[0] = NET_NFC_SCHEMA_FULL_URI;       /* first byte of payload is protocol scheme */
 758                                         memcpy(payload_data.buffer + 1, record.payload.buffer, payload_data.length - 1);
 759                                 }
 760
 761                                 if (net_nfc_util_create_record(record.tnf, &record.typeName, &record.id, &payload_data, (ndef_record_s**) &new_record) != NET_NFC_OK){
 762                                         DEBUG_ERR_MSG("net_nfc_util_create_record is failed");
 763                                         goto ERROR;
 764                                 }
 765
 766                                 if (payload_data.buffer != NULL )
 767                                         _nfc_emul_util_free_mem(payload_data.buffer);
 768                         }
 769                         else if (!strncmp((char *)record.typeName.buffer, "T", 1)) {
 770                                 DEBUG_MSG("TEXT Type ");
 771
 772                                 data_s payload_data = { NULL, 0 };
 773                                 int offset = 0;
 774                                 int controll_byte;
 775
 776                                 if (record.payload.buffer != NULL )
 777                                 {
 778                                         payload_data.length = strlen((char *)record_payload) + strlen("en-US") + 1;
 779
 780                                         _nfc_emul_util_alloc_mem(payload_data.buffer, payload_data.length);
 781                                         if (payload_data.buffer == NULL)
 782                                         {
 783                                                 DEBUG_MSG("_nfc_emul_util_alloc_mem failed");
 784                                                 goto ERROR;
 785                                         }
 786
 787                                         controll_byte = strlen("en-US") & 0x3F;
 788
 789                                         payload_data.buffer[0] = controll_byte;
 790
 791                                         offset = 1;
 792                                         memcpy(payload_data.buffer + offset, "en-US", strlen("en-US"));
 793
 794                                         offset = offset + strlen("en-US");
 795                                         memcpy(payload_data.buffer + offset, record.payload.buffer, strlen(record_payload));
 796
 797                                 }
 798
 799                                 if (net_nfc_util_create_record(record.tnf, &record.typeName, &record.id, &payload_data, (ndef_record_s**) &new_record) != NET_NFC_OK){
 800                                         DEBUG_ERR_MSG("net_nfc_util_create_record is failed");
 801                                         goto ERROR;
 802                                 }
 803
 804                                 if (payload_data.buffer != NULL )
 805                                         _nfc_emul_util_free_mem(payload_data.buffer);
 806                         }
 807                         else {
 808                                 DEBUG_ERR_MSG("NET_NFC_RECORD_WELL_KNOWN_TYPE >> typeName is wrong");
 809                                 goto ERROR;
 810                         }
 811                 }
 812                 else if ((record.tnf == NET_NFC_RECORD_MIME_TYPE)) {
 813
 814                         FILE *file = NULL;
 815
 816                         /* open file : size limit? 10k? */
 817                         file = fopen(record_payload, "r");
 818                         if (file != NULL) {
 819                                 long int file_len = 0, read_count = 0, read_total = 0;
 820                                 uint8_t *file_data = NULL;
 821
 822                                 fseek(file, 0, SEEK_END);
 823                                 file_len = ftell(file);
 824                                 fseek(file, 0, SEEK_SET);
 825
 826                                 _nfc_emul_util_alloc_mem(file_data, file_len);
 827
 828                                 if (file_data == NULL)
 829                                 {
 830                                         DEBUG_MSG("_nfc_emul_util_alloc_mem failed");
 831                                         fclose(file);
 832                                         goto ERROR;
 833                                 }
 834
 835                                 /* create payload */
 836                                 do
 837                                 {
 838                                         read_count = fread(file_data + read_total, 1, file_len - read_total, file);
 839                                         read_total += read_count;
 840                                 }
 841                                 while (read_count != 0 && read_total < file_len);
 842
 843                                 fclose(file);
 844
 845                                 DEBUG_MSG("fread(%s) success, size %ld", record.payload.buffer, file_len);
 846
 847                                 filePayload.length= file_len;
 848                                 _nfc_emul_util_alloc_mem(filePayload.buffer, filePayload.length);
 849
 850                                 if (filePayload.buffer == NULL) {
 851                                         DEBUG_MSG("_nfc_emul_util_alloc_mem failed");
 852                                         _nfc_emul_util_free_mem(file_data);
 853                                         goto ERROR;
 854                                 }
 855                                 memcpy(filePayload.buffer, file_data, filePayload.length);
 856
 857                                 _nfc_emul_util_free_mem(file_data);
 858
 859                                 /* set id */
 860                                 if (record.id.buffer == NULL) {
 861                                         char *file_name = NULL;
 862
 863                                         file_name = strrchr(record_payload, '/');
 864                                         if (file_name == NULL) {
 865                                                 file_name = (char *) record_payload;
 866                                         }
 867                                         else {
 868                                                 file_name++;
 869                                         }
 870
 871                                         record.id.length = strlen(file_name);
 872                                         _nfc_emul_util_alloc_mem(record.id.buffer, record.id.length);
 873
 874                                         if (record.id.buffer == NULL) {
 875                                                 DEBUG_MSG("_nfc_emul_util_alloc_mem failed");
 876                                                 _nfc_emul_util_free_mem(filePayload.buffer);
 877                                                 goto ERROR;
 878                                         }
 879                                         memcpy(record.id.buffer, file_name, record.id.length);
 880                                 }
 881                         }
 882                         else {
 883                                 DEBUG_MSG("file open error");
 884                                 goto ERROR;;
 885                         }
 886
 887                         /* create record */
 888                         if((result = net_nfc_util_create_record(record.tnf, &record.typeName, &record.id, &filePayload, (ndef_record_s **) &new_record)) != NET_NFC_OK) {
 889                                 DEBUG_MSG("net_nfc_create_record failed[%d]", result);
 890                                 goto ERROR;;
 891                         }
 892                 }
 893                 else {
 894                         /* NET_NFC_RECORD_URI or NET_NFC_RECORD_EXTERNAL_RTD */
 895                         if((result = net_nfc_util_create_record(record.tnf, &record.typeName, &record.id, &record.payload, (ndef_record_s **) &new_record)) != NET_NFC_OK) {
 896                                 DEBUG_MSG("net_nfc_create_record failed[%d]", result);
 897                                 goto ERROR;;
 898                         }
 899                 }
 900
 901                 /* append record to ndef msg */
 902                 if((result = net_nfc_util_append_record((ndef_message_s*) *ndef_message, (ndef_record_s *) new_record)) != NET_NFC_OK){
 903                         DEBUG_MSG("net_nfc_util_append_record failed[%d]", result);
 904                         goto ERROR;;
 905                 }
 906
 907                 create_record_count++;
 908                 DEBUG_MSG("Create Record Sucess. Create Record Count[%d]", create_record_count);
 909 ERROR :
 910                 /* To Do : memory issue */
 911 #if 0
 912                 /* free data */
 913                 if (record.typeName.buffer != NULL) {
 914                         _nfc_emul_util_free_mem(record.typeName.buffer);
 915                 }
 916                 if (record.id.buffer != NULL) {
 917                         _nfc_emul_util_free_mem(record.id.buffer);
 918                 }
 919                 if (record.payload.buffer != NULL) {
 920                         _nfc_emul_util_free_mem(record.payload.buffer);
 921                 }
 922                 if(filePayload.buffer != NULL) {
 923                         _nfc_emul_util_free_mem(filePayload.buffer);
 924                 }
 925 #endif
 926                 DEBUG_MSG("Create Record Loop End");
 927
 928         }
 929
 930         DEBUG_EMUL_END();
 931
 932         return create_record_count;
 933 }
 934
 935 static bool _net_nfc_change_file_owner_permission(FILE *file)
 936 {
 937         char *buffer = NULL;
 938         size_t buffer_len = 0;
 939         struct passwd pwd = { 0, };
 940         struct passwd *pw_inhouse = NULL;
 941         struct group grp = { 0, };
 942         struct group *gr_inhouse = NULL;
 943
 944         if (file == NULL)
 945                 return false;
 946
 947         /* change permission */
 948         fchmod(fileno(file), 0777);
 949
 950         /* change owner */
 951         /* get passwd id */
 952         buffer_len = sysconf(_SC_GETPW_R_SIZE_MAX);
 953         if (buffer_len == -1)
 954         {
 955                 buffer_len = 16384;
 956         }
 957
 958         _net_nfc_util_alloc_mem(buffer, buffer_len);
 959         if (buffer == NULL)
 960                 return false;
 961
 962         getpwnam_r("inhouse", &pwd, buffer, buffer_len, &pw_inhouse);
 963         _net_nfc_util_free_mem(buffer);
 964
 965         /* get group id */
 966         buffer_len = sysconf(_SC_GETGR_R_SIZE_MAX);
 967         if (buffer_len == -1)
 968         {
 969                 buffer_len = 16384;
 970         }
 971
 972         _net_nfc_util_alloc_mem(buffer, buffer_len);
 973         if (buffer == NULL)
 974                 return false;
 975
 976         getgrnam_r("inhouse", &grp, buffer, buffer_len, &gr_inhouse);
 977         _net_nfc_util_free_mem(buffer);
 978
 979         if ((pw_inhouse != NULL) && (gr_inhouse != NULL))
 980         {
 981                 if (fchown(fileno(file), pw_inhouse->pw_uid, gr_inhouse->gr_gid) < 0)
 982                 {
 983                         DEBUG_MSG("failed to change owner");
 984                 }
 985         }
 986
 987         return true;
 988 }
 989
 990 static void _net_nfc_store_ndef_message(data_s *data)
 991 {
 992         char file_name[1024] = { 0, };
 993         FILE *fp = NULL;
 994
 995         if (data == NULL)
 996         {
 997                 return;
 998         }
 999
1000         /* create file */
1001         snprintf(file_name, sizeof(file_name), "%s/%s/%s", "/opt/usr/share/nfc-manager-daemon",
1002                 "message", "emul-ndef-message.txt");
1003
1004         unlink(file_name);
1005
1006         if ((fp = fopen(file_name, "w")) != NULL)
1007         {
1008                 int length = 0;
1009
1010                 if ((length = fwrite(data->buffer, 1, data->length, fp)) > 0)
1011                 {
1012                         DEBUG_MSG("[%d] bytes is written", length);
1013
1014                         _net_nfc_change_file_owner_permission(fp);
1015                         fflush(fp);
1016                         fsync(fileno(fp));
1017                 }
1018                 else
1019                 {
1020                         DEBUG_MSG("write is failed = [%d]", data->length);
1021                 }
1022
1023                 fclose(fp);
1024         }
1025 }
1026
1027 static net_nfc_error_e _net_nfc_retrieve_ndef_message(data_s *data)
1028 {
1029         char file_name[1024] = { 0, };
1030         FILE *fp = NULL;
1031         net_nfc_error_e result = NET_NFC_OK;
1032
1033         if (data == NULL)
1034         {
1035                 return NET_NFC_NULL_PARAMETER;
1036         }
1037
1038         /* retreive file */
1039         snprintf(file_name, sizeof(file_name), "%s/%s/%s", "/opt/usr/share/nfc-manager-daemon",
1040                 "message", "emul-ndef-message.txt");
1041
1042         if ((fp = fopen(file_name, "r")) != NULL)
1043         {
1044                 long int size = 0;
1045
1046                 /* rewind to start of file */
1047                 fseek(fp, 0, SEEK_END);
1048                 size = ftell(fp);
1049                 fseek(fp, 0, SEEK_SET);
1050
1051                 DEBUG_MSG("message length = [%ld]", size);
1052
1053                 if (size > 0)
1054                 {
1055                         if (net_nfc_util_init_data(data, size) == true)
1056                         {
1057                                 int current;
1058                                 size_t offset = 0;
1059
1060                                 /* read fully */
1061                                 do {
1062                                         current = fread(data->buffer + offset, 1,
1063                                                 data->length - offset, fp);
1064                                         if (current > 0)
1065                                                 offset += current;
1066                                         else
1067                                                 break;
1068                                 } while (offset < data->length);
1069
1070                                 if (offset == data->length) {
1071                                         result = NET_NFC_OK;
1072                                 } else {
1073                                         result = NET_NFC_NO_NDEF_MESSAGE;
1074                                 }
1075                         }
1076                         else
1077                         {
1078                                 result = NET_NFC_ALLOC_FAIL;
1079                         }
1080                 }
1081                 else
1082                 {
1083                         result = NET_NFC_OPERATION_FAIL;
1084                 }
1085
1086                 fclose(fp);
1087         }
1088         else
1089         {
1090                 result = NET_NFC_NO_DATA_FOUND;
1091         }
1092
1093         return result;
1094 }
1095
1096 static bool _net_nfc_create_ndef_from_emulMsg(emulMsg_s *emul_msg)
1097 {
1098         DEBUG_EMUL_BEGIN();
1099
1100         if (emul_msg->file_data == NULL) {
1101                 return false;
1102         }
1103
1104         int retval = true;
1105         net_nfc_error_e result = NET_NFC_OK;
1106         data_s rawdata = { NULL, 0 };
1107
1108         int record_count  = emul_msg->record_count;
1109
1110         if(record_count == 0) {
1111                 return false;
1112         }
1113
1114         /* create ndef msg */
1115         ndef_message_h ndef_message = NULL;
1116         int ndef_length = 0;
1117
1118         if((result = net_nfc_util_create_ndef_message ((ndef_message_s **) &ndef_message)) != NET_NFC_OK)
1119         {
1120                 DEBUG_MSG("failed to create ndef message [%d]", result);
1121         }
1122
1123         /* create records and append it to ndef_msg*/
1124         emul_msg->record_count = _net_nfc_create_records_from_emulMsg(emul_msg, (ndef_message_s **) &ndef_message, record_count);
1125
1126         /* convert ndef msg to raw data */
1127         ndef_length = net_nfc_util_get_ndef_message_length ((ndef_message_s *) ndef_message);
1128
1129         if (!ndef_length){
1130                 DEBUG_MSG("ndef_message size is zero!");
1131         }
1132
1133         rawdata.length = ndef_length;
1134         _nfc_emul_util_alloc_mem(rawdata.buffer, ndef_length);
1135
1136         if((result = net_nfc_util_convert_ndef_message_to_rawdata((ndef_message_s*)ndef_message, &rawdata)) != NET_NFC_OK) {
1137                 DEBUG_MSG("net_nfc_util_convert_ndef_message_to_rawdata is failed![%d]", result);
1138
1139         }
1140
1141         _net_nfc_store_ndef_message(&rawdata);
1142
1143         DEBUG_EMUL_END();
1144
1145         return retval;
1146 }
1147
1148 static bool _net_nfc_create_emulMsg(emulMsg_s **emul_msg, uint8_t * data, long int size)
1149 {
1150         DEBUG_EMUL_BEGIN();
1151
1152         char *emulMsgID;
1153         char *emulMsgData;
1154
1155         *emul_msg = (emulMsg_s *)calloc(1, sizeof(emulMsg_s));
1156         if(*emul_msg == NULL)
1157                 return false;
1158
1159         /* emulData => ID : MSG ex) 100:1,1,1,U,samsung,http://www.naver.com */
1160         emulMsgID = strtok((char *)data, NET_NFC_EMUL_MSG_ID_SEPERATOR);
1161         if (emulMsgID != NULL) {
1162                 (*emul_msg)->message_id = (emul_message_id) (atoi(emulMsgID));
1163         }
1164
1165         DEBUG_MSG("emul_msg->message_id >>>>[%d]", (*emul_msg)->message_id);
1166
1167         if (_net_nfc_is_data_emulMsgData((*emul_msg)->message_id)) {
1168
1169                 emulMsgData = strtok(NULL, NET_NFC_EMUL_MSG_DATA_SEPERATOR);
1170                 DEBUG_MSG("emulMsgData >>>>[%s]", emulMsgData);
1171
1172                 switch ((*emul_msg)->message_id) {
1173                         case EMUL_NFC_TAG_DISCOVERED :
1174                         case EMUL_NFC_P2P_SEND :
1175                         {
1176                                 /* get message : Tag Type, Record Count, Records */
1177                                 int target_type = -1;
1178                                 char file_data[BUFFER_LENGTH_MAX]={ 0, };
1179                                 int length =0;
1180
1181                                 sscanf(emulMsgData, NET_NFC_EMUL_TAG_DISCOVERED_DATA_FORMAT, &target_type, &((*emul_msg)->record_count), file_data);
1182
1183                                 (*emul_msg)->target_type = (emul_target_type) target_type;
1184
1185                                 length = strlen(file_data)+1;
1186                                 _nfc_emul_util_alloc_mem((*emul_msg)->file_data, length);
1187                                 memcpy((*emul_msg)->file_data, file_data, length);
1188
1189                                 DEBUG_ERR_MSG("EMUL MESSAGE DATA START >>>>>>>>>>>>>>>>>>>>>>>>");
1190                                 DEBUG_MSG("message_id >>>>[%d]", (*emul_msg)->message_id);
1191                                 DEBUG_MSG("target_type >>>>[%d]", (*emul_msg)->target_type);
1192                                 DEBUG_MSG("record_count >>>>[%d]", (*emul_msg)->record_count);
1193                                 DEBUG_MSG("file_data >>>>[%s]", (char *)(*emul_msg)->file_data);
1194                                 DEBUG_ERR_MSG("EMUL MESSAGE DATA END >>>>>>>>>>>>>>>>>>>>>>>>");
1195
1196                                 if ( !_net_nfc_create_ndef_from_emulMsg((*emul_msg))) {
1197                                         DEBUG_ERR_MSG("read ndef_msg is failed >>>");
1198                                 }
1199
1200                                 DEBUG_ERR_MSG("_net_nfc_create_ndef_from_emulMsg end");
1201                         }
1202                         break;
1203
1204                         default : {
1205                                 /* exception case */
1206                                 DEBUG_ERR_MSG("_net_nfc_set_emulMsg error. Data is currupted");
1207                                 return false;
1208                         }
1209                         break;
1210
1211                 }
1212         }
1213         else {
1214
1215                 switch ((*emul_msg)->message_id) {
1216                         case EMUL_NFC_P2P_DISCOVERED :{
1217                                 (*emul_msg)->target_type = EMUL_NFC_TARGET;
1218                         }
1219                         break;
1220
1221                         case EMUL_NFC_TAG_DETACHED :{
1222                                 DEBUG_MSG("TAG DETACHED");
1223                                 if(!_net_nfc_emul_get_is_tag_attached())
1224                                 {
1225                                         DEBUG_ERR_MSG("tag is not attached!!");
1226                                         return false;
1227                                 }
1228                         }
1229                         break;
1230
1231                         case EMUL_NFC_P2P_DETACHED :{
1232                                 DEBUG_MSG("P2P DETACHED");
1233                                 if(!_net_nfc_emul_get_is_p2p_attached())
1234                                 {
1235                                         DEBUG_ERR_MSG("tag is not attached!!");
1236                                         return false;
1237                                 }
1238                         }
1239
1240                         break;
1241
1242                         default : {
1243                                 /* exception case */
1244                                 DEBUG_ERR_MSG("_net_nfc_set_emulMsg error. Data is currupted");
1245                                 return false;
1246                         }
1247                         break;
1248                 }
1249         }
1250
1251         DEBUG_EMUL_END();
1252
1253         return true;
1254 }
1255
1256 static void _net_nfc_destroy_emulMsg(emulMsg_s *emul_msg)
1257 {
1258         DEBUG_EMUL_BEGIN();
1259
1260         if(emul_msg != NULL && emul_msg->file_data != NULL)
1261         {
1262                 free(emul_msg->file_data);
1263                 free(emul_msg);
1264         }
1265
1266         DEBUG_EMUL_END();
1267 }
1268
1269 static int _net_nfc_emul_convert_target_type(emul_target_type targetType)
1270 {
1271         DEBUG_EMUL_BEGIN();
1272
1273         int covert = 0;
1274
1275         switch (targetType) {
1276                 case EMUL_TAG_TOPAZ_JEWEL :
1277                         covert = NET_NFC_JEWEL_PICC;
1278                 break;
1279
1280                 case EMUL_TAG_MIFARE_UL :
1281                         covert = NET_NFC_MIFARE_ULTRA_PICC;
1282                 break;
1283
1284                 case EMUL_TAG_FELICA :
1285                         covert = NET_NFC_FELICA_PICC;
1286                 break;
1287
1288                 case EMUL_TAG_MIFARE_DESFIRE :
1289                         covert = NET_NFC_MIFARE_DESFIRE_PICC;
1290                 break;
1291
1292                 case EMUL_NFC_TARGET :
1293                         covert = NET_NFC_NFCIP1_TARGET;
1294                 break;
1295
1296                 case EMUL_TARGET_TYPE_MAX :
1297                 default:
1298                         /* exception case */
1299                         DEBUG_ERR_MSG("_net_nfc_emul_convert_target_type error. Target type is unknown");
1300                 break;
1301
1302         }
1303
1304         DEBUG_MSG("covert [%d]", covert);
1305
1306         DEBUG_EMUL_END();
1307
1308         return covert;
1309 }
1310
1311 static void _net_nfc_target_discovered_cb(emulMsg_s *emul_msg)
1312 {
1313         DEBUG_EMUL_BEGIN();
1314
1315         /* make handle */
1316         net_nfc_target_handle_s* handle = NULL;
1317         int length = 0;
1318
1319         __net_nfc_make_valid_target_handle (&handle);
1320         if(handle == NULL) {
1321                 return;
1322         }
1323
1324         /* make msg */
1325         net_nfc_request_target_detected_t* target_detected = NULL;
1326         uint8_t device_info[] = { 0x03, 0x55, 0x49, 0x44, 0x07, 0x04, 0x93, 0xB7, 0xD9, 0x5B, 0x02, 0x80, \
1327                 0x08, 0x41, 0x50, 0x50, 0x5F, 0x44, 0x41, 0x54, 0x41, 0x00, 0x03, 0x53, 0x41, 0x4B, \
1328                 0x01, 0x00, 0x04, 0x41, 0x54, 0x51, 0x41, 0x02, 0x44, 0x00, 0x0D, 0x4D, 0x41, 0x58, \
1329                 0x5F, 0x44, 0x41, 0x54, 0x41, 0x5F, 0x52, 0x41, 0x54, 0x45, 0x01, 0x00, 0x08, 0x46, \
1330                 0x57, 0x49, 0x5F, 0x53, 0x46, 0x47, 0x54, 0x01, 0x03, 0x49, 0x44, 0x6D, 0x07, 0x04, \
1331                 0x93, 0xB7, 0xD9, 0x5B, 0x02, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
1332
1333
1334         length = sizeof(net_nfc_request_target_detected_t) + sizeof(device_info);
1335         _nfc_emul_util_alloc_mem(target_detected, length);
1336         if (target_detected == NULL)
1337         {
1338                 return;
1339         }
1340
1341         target_detected->length = length;
1342         target_detected->request_type = NET_NFC_MESSAGE_SERVICE_STANDALONE_TARGET_DETECTED;
1343         target_detected->handle = handle;
1344
1345         target_detected->devType = _net_nfc_emul_convert_target_type(emul_msg->target_type);
1346         if (!target_detected->devType) {
1347                 DEBUG_MSG("target_detected->devType is unknown");
1348                 _nfc_emul_util_free_mem(target_detected);
1349                 return;
1350         }
1351
1352         if(target_detected->devType == NET_NFC_NFCIP1_TARGET ){
1353                 DEBUG_MSG("set llcp connection  type. remote device is target");
1354                 handle->connection_type = NET_NFC_P2P_CONNECTION_TARGET;
1355                 _net_nfc_emul_set_is_p2p_attached(true);
1356         }
1357         else if ( target_detected->devType == NET_NFC_NFCIP1_INITIATOR){
1358                 DEBUG_MSG("set llcp connection  type. remote device is initiator");
1359                 handle->connection_type = NET_NFC_P2P_CONNECTION_INITIATOR;
1360                 _net_nfc_emul_set_is_p2p_attached(true);
1361         }
1362         else
1363         {
1364                 DEBUG_MSG("set tag connection");
1365                 handle->connection_type = NET_NFC_TAG_CONNECTION;
1366                 _net_nfc_emul_set_is_tag_attached(true);
1367         }
1368
1369         target_detected->number_of_keys = 7;
1370         target_detected->target_info_values.length = sizeof(device_info);
1371         memcpy(&target_detected->target_info_values.buffer, device_info, target_detected->target_info_values.length);
1372
1373         /* call target_cb */
1374         if(g_emul_controller_target_cb != NULL) {
1375                 DEBUG_MSG("discovered callback is called");
1376                 g_emul_controller_target_cb(target_detected, NULL);
1377         }
1378         DEBUG_EMUL_END();
1379 }
1380
1381 static void _net_nfc_tag_detached_cb(void)
1382 {
1383         DEBUG_EMUL_BEGIN();
1384
1385         _net_nfc_emul_set_is_tag_attached(false);
1386
1387         DEBUG_EMUL_END();
1388 }
1389
1390 static void _net_nfc_target_detached_cb(void)
1391 {
1392         DEBUG_EMUL_BEGIN();
1393
1394         _net_nfc_emul_set_is_p2p_attached(false);
1395
1396         /* For P2P, we send msg to manager */
1397         net_nfc_request_llcp_msg_t *req_msg = NULL;
1398
1399         _nfc_emul_util_alloc_mem(req_msg, sizeof(net_nfc_request_llcp_msg_t));
1400
1401         if (req_msg != NULL) {
1402                 req_msg->length = sizeof(net_nfc_request_llcp_msg_t);
1403                 req_msg->request_type = NET_NFC_MESSAGE_SERVICE_LLCP_DEACTIVATED;
1404
1405                 DEBUG_MSG("deactivated callback is called");
1406                 g_emul_controller_llcp_cb(req_msg, NULL);
1407         }
1408 }
1409
1410 static void _net_nfc_llcp_data_receive_cb(void* pContext)
1411 {
1412         DEBUG_EMUL_BEGIN();
1413
1414         net_nfc_request_llcp_msg_t *req_msg = NULL;
1415
1416         _nfc_emul_util_alloc_mem(req_msg, sizeof(net_nfc_request_llcp_msg_t));
1417
1418         if (req_msg != NULL) {
1419                 req_msg->length = sizeof(net_nfc_request_llcp_msg_t);
1420                 req_msg->request_type = NET_NFC_MESSAGE_SERVICE_LLCP_RECEIVE;
1421                 req_msg->result = NET_NFC_OK;
1422
1423                 DEBUG_MSG("receive callback is called >>");
1424                 g_emul_controller_llcp_cb(req_msg, pContext);
1425         }
1426
1427         DEBUG_EMUL_END();
1428 }
1429
1430 static void _net_nfc_llcp_data_receive_from_cb(void* pContext)
1431 {
1432         DEBUG_EMUL_BEGIN();
1433
1434         net_nfc_request_llcp_msg_t *req_msg = NULL;
1435
1436         _nfc_emul_util_alloc_mem(req_msg, sizeof(net_nfc_request_llcp_msg_t));
1437
1438         if (req_msg != NULL){
1439                 req_msg->length = sizeof(net_nfc_request_llcp_msg_t);
1440                 req_msg->request_type = NET_NFC_MESSAGE_SERVICE_LLCP_RECEIVE_FROM;
1441                 req_msg->result = NET_NFC_OK;
1442
1443                 DEBUG_MSG("receive_from callback is called >>");
1444                 g_emul_controller_llcp_cb(req_msg, pContext);
1445         }
1446
1447         DEBUG_EMUL_END();
1448 }
1449
1450 static void _net_nfc_llcp_create_snep_server_msg(snep_command_field_e resp_field)
1451 {
1452         DEBUG_EMUL_BEGIN();
1453
1454         uint8_t* temp = Snep_Server_msg->data->buffer;
1455         uint8_t response = (uint8_t)resp_field;
1456         uint8_t version = 0;
1457         uint32_t length_field = 0;
1458         data_s rawdata = { NULL, 0 };
1459
1460         version = SNEP_MAJOR_VER;
1461         version = (((version << 4) & 0xf0) | (SNEP_MINOR_VER & 0x0f));
1462
1463         _net_nfc_retrieve_ndef_message(&rawdata);
1464
1465                                                                                         /* version              response                     length                      payload*/
1466         Snep_Server_msg->data->length = sizeof(uint8_t) + sizeof(uint8_t) + sizeof(uint32_t) + rawdata.length;
1467
1468         /* copy version */
1469         *temp = version;
1470         temp++;
1471
1472         /* copy response */
1473         *temp = response;
1474         temp++;
1475
1476         length_field = htonl(rawdata.length);
1477
1478         /* length will be se 0. so we don't need to copy value */
1479         memcpy(temp, &length_field, sizeof(uint32_t));
1480         temp += sizeof(uint32_t);
1481
1482         /* copy ndef information to response msg */
1483         if(rawdata.length > 0)
1484                 memcpy(temp, rawdata.buffer, rawdata.length);
1485
1486         DEBUG_EMUL_END();
1487 }
1488
1489 static llcp_state_e _net_nfc_get_llcp_state(void* pContext)
1490 {
1491         DEBUG_EMUL_BEGIN();
1492         llcp_state_e state;
1493
1494         state = NET_NFC_STATE_EXCHANGER_SERVER;
1495
1496         DEBUG_EMUL_END();
1497
1498         return state;
1499 }
1500
1501 static bool _net_nfc_make_llcp_data(emulMsg_s *emul_msg)
1502 {
1503         DEBUG_EMUL_BEGIN();
1504         data_s rawdata = { NULL, 0 };
1505
1506         _net_nfc_retrieve_ndef_message(&rawdata);
1507
1508         if (emul_msg->record_count == 0 || rawdata.length == 0)
1509         {
1510                 DEBUG_ERR_MSG("data is zero >>>");
1511                 return false;
1512         }
1513
1514         /* For SNEP, we should create snep msg, and then copy it to llcp_server_data */
1515         _net_nfc_llcp_create_snep_server_msg(SNEP_REQ_PUT);
1516
1517         /* copy rawdata to llcp_server_data->buffer */
1518         if (Snep_Server_msg->data->length <= SNEP_MAX_BUFFER) {
1519                 DEBUG_MSG("The snep msg size is small than SNEP_MAX_BUFFER >>>");
1520
1521                 if (llcp_server_data == NULL)
1522                         return false;
1523
1524                 llcp_server_data->length = Snep_Server_msg->data->length;
1525                 memcpy(llcp_server_data->buffer, Snep_Server_msg->data->buffer, Snep_Server_msg->data->length);
1526         }
1527         else {
1528                 DEBUG_MSG("send first segment >>>");
1529
1530                 if (llcp_server_data == NULL) {
1531                         return false;
1532                 }
1533
1534                 llcp_server_data->length = SNEP_MAX_BUFFER;
1535                 memcpy(llcp_server_data->buffer, Snep_Server_msg->data->buffer, SNEP_MAX_BUFFER);
1536
1537                 Snep_Server_msg->isSegment = true;
1538                 Snep_Server_msg->offset = SNEP_MAX_BUFFER;
1539         }
1540
1541         DEBUG_EMUL_END();
1542
1543         return true;
1544 }
1545
1546 static void _net_nfc_send_emulMsg_to_nfc_manager(emulMsg_s *emul_msg)
1547 {
1548         DEBUG_EMUL_BEGIN();
1549
1550         switch (emul_msg->message_id) {
1551                 case EMUL_NFC_TAG_DISCOVERED :{
1552                         _net_nfc_target_discovered_cb(emul_msg);
1553                 }
1554                 break;
1555
1556                 case EMUL_NFC_TAG_DETACHED :{
1557                         _net_nfc_tag_detached_cb();
1558                 }
1559                 break;
1560
1561                 case EMUL_NFC_P2P_DISCOVERED : {
1562                         _net_nfc_initialize_llcp();
1563                         _net_nfc_target_discovered_cb(emul_msg);
1564                 }
1565                 break;
1566
1567                 case EMUL_NFC_P2P_SEND : {
1568                         if(!_net_nfc_emul_get_is_p2p_attached())
1569                         {
1570                                 DEBUG_ERR_MSG("target is not attached!!");
1571                                 return;
1572                         }
1573
1574                         if(_net_nfc_make_llcp_data(emul_msg)) {
1575
1576                                 /* find snep server*/
1577                                 socket_info_s *socket_info = _net_nfc_find_server_socket(NET_NFC_EMUL_SNEP_SERVER_SOCKET_NUMBER);
1578                                 if (socket_info == NULL) {
1579                                         DEBUG_ERR_MSG ("socket_info is NULL");
1580                                         return;
1581                                 }
1582
1583                                 _net_nfc_llcp_data_receive_cb(socket_info->user_context); /* call callback */
1584                         }
1585                         else {
1586                                 DEBUG_ERR_MSG("make_p2p_data is fail!!");
1587                                 return;
1588                         }
1589                 }
1590                 break;
1591
1592                 case EMUL_NFC_P2P_DETACHED : {
1593                         if(!_net_nfc_emul_get_is_p2p_attached())
1594                         {
1595                                 DEBUG_ERR_MSG("target is not attached!!");
1596                                 return;
1597                         }
1598
1599                         _net_nfc_target_detached_cb();
1600                         _net_nfc_deinitialize_llcp();
1601                 }
1602                 break;
1603
1604                 default :
1605                         DEBUG_ERR_MSG("message_id is wrong!!");
1606                 break;
1607         }
1608
1609         DEBUG_EMUL_END();
1610 }
1611
1612 static void _net_nfc_process_emulMsg(uint8_t * data, long int size)
1613 {
1614         DEBUG_EMUL_BEGIN();
1615
1616         emulMsg_s *emul_msg = NULL;
1617
1618         /* create emul_msg */
1619         _net_nfc_create_emulMsg(&emul_msg, data, size);
1620
1621         DEBUG_MSG("emul_msg->message_id >>>>[%d]", emul_msg->message_id);
1622
1623         /* processing emul_msg */
1624         _net_nfc_send_emulMsg_to_nfc_manager(emul_msg);
1625
1626         /* destroy emul_msg */
1627         _net_nfc_destroy_emulMsg(emul_msg);
1628
1629         DEBUG_EMUL_END();
1630 }
1631
1632 #ifdef __USE_EPOLL_FOR_FILE__
1633 static void emul_ReaderThread(void * pArg)
1634 {
1635         DEBUG_MSG("emul_ReaderThread START >>>>");
1636
1637         char file_name[1024] = { 0, };
1638         bool condition = true;
1639
1640         int emulMsg_file_fd = -1;
1641         int emulMsg_poll_fd = -1;
1642         struct epoll_event *emulMsg_poll_events = NULL;
1643
1644         /* make file name */
1645         snprintf(file_name, sizeof(file_name), "%s/%s", NET_NFC_EMUL_DATA_PATH, NET_NFC_EMUL_MESSAGE_FILE_NAME );
1646         LOGE("file path : %s", file_name);
1647
1648         /* open file for poll */
1649         emulMsg_file_fd = open(file_name, O_RDONLY|O_NONBLOCK);
1650         if (emulMsg_file_fd < 0) {
1651                 DEBUG_MSG("file open error !!!!");
1652                 return;
1653         }
1654
1655         /* create epoll */
1656         if((emulMsg_poll_fd = epoll_create1(EPOLL_CLOEXEC)) == -1)
1657         {
1658                 DEBUG_MSG("epoll_create1 is occured");
1659                 close(emulMsg_file_fd);
1660                 return;
1661         }
1662
1663         if((emulMsg_poll_events = (struct epoll_event *)calloc(1, sizeof(struct epoll_event) * EPOLL_SIZE)) == NULL)
1664         {
1665                 DEBUG_MSG("calloc is occured");
1666                 close(emulMsg_file_fd);
1667                 return;
1668         }
1669
1670         /* set event */
1671         struct epoll_event ev;
1672
1673         ev.events = EPOLLIN | EPOLLET | EPOLLHUP | EPOLLERR;
1674         ev.data.fd = emulMsg_file_fd;
1675
1676         /* add file fd to epoll */
1677         epoll_ctl(emulMsg_poll_fd, EPOLL_CTL_ADD, emulMsg_file_fd, &ev);
1678
1679         while (condition == true) {
1680
1681                 int num_of_files = 0;
1682                 int index =0 ;
1683
1684                 /* to do : I will add mutex in the future */
1685                 /* lock mutex */
1686
1687                 DEBUG_MSG("epoll wait >>>>");
1688
1689                 if(emulMsg_poll_fd == -1 || emulMsg_file_fd == -1)
1690                 {
1691                         DEBUG_MSG("client is deinitialized. ");
1692                         condition = 0;
1693                 }
1694
1695                 while((num_of_files = epoll_wait(emulMsg_poll_fd, emulMsg_poll_events, EPOLL_SIZE, -1)) == 0){
1696                         if(emulMsg_poll_fd == -1){
1697                                 DEBUG_MSG("client ipc thread is terminated");
1698                                 condition = 0;
1699                         }
1700                         else{
1701                                 DEBUG_MSG("no data is changed ");
1702                         }
1703
1704                 }
1705
1706                 for(index = 0; index < num_of_files; index++)
1707                 {
1708                         if( (emulMsg_poll_events[index].events & (EPOLLHUP)) || (emulMsg_poll_events[index].events & (EPOLLERR)))
1709                         {
1710                                 DEBUG_MSG("connection is closed");
1711
1712                                 condition = 0;
1713                         }
1714                         else if(emulMsg_poll_events[index].events & EPOLLIN)
1715                         {
1716                                 if(emulMsg_poll_events[index].data.fd == emulMsg_file_fd)
1717                                 {
1718                                         char readbuffer[READ_BUFFER_LENGTH_MAX];
1719                                         int readcnt = 0;
1720
1721                                         DEBUG_MSG("precess POLLIN ");
1722
1723                                         memset(readbuffer, 0x00, sizeof(READ_BUFFER_LENGTH_MAX));
1724
1725                                         readcnt = read(emulMsg_file_fd, readbuffer, READ_BUFFER_LENGTH_MAX);
1726
1727                                         DEBUG_MSG("message readcnt= [%d] ", readcnt);
1728                                         DEBUG_MSG("message = [%s] ", readbuffer);
1729
1730                     /* remove header */
1731                                         _net_nfc_process_emulMsg((uint8_t *)readbuffer + NET_NFC_EMUL_HEADER_LENGTH, (long int)readcnt - NET_NFC_EMUL_HEADER_LENGTH);
1732                                 }
1733                                 else
1734                                 {
1735                                         DEBUG_MSG("not expected socket connection");
1736                                         condition = 0;
1737                                 }
1738                         }
1739                         else
1740                         {
1741                                 if(num_of_files == index)
1742                                 {
1743                                         DEBUG_MSG("unknown event");
1744                                         condition = 0;
1745                                 }
1746                         }
1747
1748
1749                 }
1750
1751                 /* unlock mutex */
1752
1753         }
1754
1755         close(emulMsg_file_fd);
1756
1757         DEBUG_MSG("emul_ReaderThread END >>>>");
1758 }
1759
1760 #else
1761
1762 static void emul_ReaderThread(void * pArg)
1763 {
1764         DEBUG_MSG("emul_ReaderThread START >>>>");
1765
1766         FILE *fp = NULL;
1767         char file_name[1024] = { 0, };
1768
1769         char readBuffer[READ_BUFFER_LENGTH_MAX];
1770
1771         struct stat st;
1772
1773         time_t curTime;
1774
1775         bool condition = true;
1776
1777         /* make file name */
1778         snprintf(file_name, sizeof(file_name), "%s/%s", NET_NFC_EMUL_DATA_PATH, NET_NFC_EMUL_MESSAGE_FILE_NAME );
1779         LOGE("file path : %s", file_name);
1780
1781         time(&curTime);
1782         DEBUG_MSG("Start Current Time [%ld]", (unsigned long) curTime);
1783
1784         /* polling 500 ms */
1785
1786         while (condition != 0) {
1787
1788                 usleep(500 * 1000);
1789
1790                 /* open file */
1791                 if ((fp = fopen(file_name, "r")) == NULL) {
1792                         DEBUG_MSG("file open error");
1793                         condition = false;
1794                 }
1795                 else {
1796                         /* get the modified time of the file */
1797                         if (stat(file_name, &st) ==0) {
1798                                 if ((unsigned long) st.st_mtime <= (unsigned long) curTime) {
1799                                         fclose(fp);
1800                                         continue;
1801                                 }
1802                                 else {
1803                                         DEBUG_MSG("FILE Modified Time [%ld]", (unsigned long) st.st_mtime);
1804                                         /* update current time */
1805                                         time(&curTime);
1806                                         DEBUG_MSG("Get New Current Time [%ld]", (unsigned long) curTime);
1807                                 }
1808
1809                         }
1810                         else {
1811                                 DEBUG_MSG("stat error");
1812                                 fclose(fp);
1813                                 continue;
1814                         }
1815
1816                         /* read data */
1817                         memset(readBuffer, 0x00, READ_BUFFER_LENGTH_MAX);
1818
1819                         if (fscanf(fp, "%[^\n]", readBuffer)) {
1820                                 DEBUG_MSG("get DATA >>>> readBuffer [%s]", readBuffer);
1821                         }
1822
1823                         /* process message */
1824                         _net_nfc_process_emulMsg((uint8_t *) readBuffer, (long int) strlen(readBuffer));
1825
1826                         fclose(fp);
1827                 }
1828
1829                 DEBUG_MSG("LOOP END >>>>");
1830
1831         }
1832
1833         DEBUG_MSG("emul_ReaderThread END >>>>");
1834 }
1835 #endif
1836
1837 static bool _net_nfc_emul_controller_start_thread (void)
1838 {
1839         bool ret = true;
1840
1841         DEBUG_EMUL_BEGIN();
1842
1843         ret = pthread_create(&gEmulThread, NULL,  (emul_Nfc_thread_handler_t)emul_ReaderThread,  (void*) "emul_read_thread");
1844
1845         if(ret != 0)
1846                 return false;
1847
1848         DEBUG_EMUL_END();
1849
1850         return true;
1851 }
1852
1853 static void _net_nfc_emul_controller_stop_thread (void)
1854 {
1855         DEBUG_EMUL_BEGIN();
1856
1857         pthread_cancel(gEmulThread);
1858
1859         usleep(500 * 1000);
1860
1861         pthread_cond_signal(&cond);
1862
1863         pthread_join(gEmulThread, NULL);
1864
1865         DEBUG_EMUL_END();
1866 }
1867
1868 static bool net_nfc_emul_controller_init (net_nfc_error_e* result)
1869 {
1870         bool ret = true;
1871
1872         if (result == NULL) {
1873                 return false;
1874         }
1875
1876         DEBUG_EMUL_BEGIN();
1877
1878         DEBUG_MSG("start stack init ");
1879
1880         if (g_stack_init_successful == true)
1881         {
1882                 DEBUG_MSG("Already statck is initialized");
1883                 return true;
1884         }
1885
1886
1887         /* start reader thread : to get event from Inject */
1888         if (!_net_nfc_emul_controller_start_thread()) {
1889                 DEBUG_ERR_MSG("Failed to create emul thread");
1890                 return false;
1891         }
1892
1893         DEBUG_MSG("Stack init finished");
1894
1895         g_stack_init_successful = true;
1896         *result = NET_NFC_OK;
1897
1898         DEBUG_EMUL_END();
1899
1900         return ret;
1901 }
1902
1903 static bool net_nfc_emul_controller_deinit (void)
1904 {
1905         DEBUG_EMUL_BEGIN();
1906
1907         /* End thread */
1908         if (g_stack_init_successful == false)
1909         {
1910                 DEBUG_MSG("Already statck is deinitialized");
1911                 return true;
1912         }
1913
1914         _net_nfc_emul_controller_stop_thread();
1915
1916         g_stack_init_successful = false;
1917
1918         DEBUG_EMUL_END();
1919
1920         return true;
1921 }
1922 static bool net_nfc_emul_controller_register_listener(
1923         target_detection_listener_cb target_detection_listener,
1924         se_transaction_listener_cb se_transaction_listener,
1925         llcp_event_listener_cb llcp_event_listener,
1926         hce_apdu_listener_cb hce_apdu_listener,
1927         net_nfc_error_e* result)
1928 {
1929         if (result == NULL) {
1930                 return false;
1931         }
1932
1933         *result = NET_NFC_OK;
1934
1935         DEBUG_EMUL_BEGIN();
1936
1937         g_emul_controller_target_cb = target_detection_listener;
1938         g_emul_controller_se_cb = se_transaction_listener;
1939         g_emul_controller_llcp_cb = llcp_event_listener;
1940         g_emul_controller_hce_cb = hce_apdu_listener;
1941
1942         DEBUG_EMUL_END();
1943
1944         return true;
1945 }
1946
1947 static bool net_nfc_emul_controller_unregister_listener()
1948 {
1949         DEBUG_EMUL_BEGIN();
1950
1951         g_emul_controller_target_cb = NULL;
1952         g_emul_controller_se_cb = NULL;
1953         g_emul_controller_llcp_cb = NULL;
1954
1955         DEBUG_EMUL_END();
1956
1957         return true;
1958 }
1959
1960 static bool net_nfc_emul_controller_get_firmware_version(data_s **data, net_nfc_error_e *result)
1961 {
1962         if (data == NULL || result == NULL)
1963         {
1964                 return false;
1965         }
1966
1967         *result = NET_NFC_OK;
1968
1969         DEBUG_EMUL_BEGIN();
1970
1971         *data = (data_s *)calloc(1, sizeof(data_s));
1972
1973         if(*data == NULL)
1974                 return false;
1975
1976         (*data)->length = 10;
1977         (*data)->buffer = (uint8_t *)calloc(1, (*data)->length);
1978
1979         snprintf((char *)(*data)->buffer, (*data)->length, "%d.%d", 1, 0);
1980
1981         DEBUG_EMUL_END();
1982
1983         return true;
1984 }
1985
1986 static bool net_nfc_emul_controller_check_firmware_version(net_nfc_error_e* result)
1987 {
1988         if (result == NULL) {
1989                 return false;
1990         }
1991
1992         *result = NET_NFC_OK;
1993
1994         DEBUG_EMUL_BEGIN();
1995
1996         DEBUG_EMUL_END();
1997
1998         return true;
1999 }
2000
2001 static bool net_nfc_emul_controller_update_firmware(net_nfc_error_e* result)
2002 {
2003         if (result == NULL) {
2004                 return false;
2005         }
2006
2007         *result = NET_NFC_OK;
2008
2009         DEBUG_EMUL_BEGIN();
2010
2011         DEBUG_EMUL_END();
2012
2013         return true;
2014 }
2015
2016 static bool net_nfc_emul_controller_get_stack_information(net_nfc_stack_information_s* stack_info, net_nfc_error_e* result)
2017 {
2018         if (result == NULL) {
2019                 return false;
2020         }
2021
2022         *result = NET_NFC_OK;
2023
2024         DEBUG_EMUL_BEGIN();
2025
2026         DEBUG_EMUL_END();
2027
2028         return true;
2029 }
2030
2031 static bool net_nfc_emul_controller_configure_discovery (net_nfc_discovery_mode_e mode, net_nfc_event_filter_e config, net_nfc_error_e* result)
2032 {
2033         int idx;
2034         bool ret = true;
2035
2036         if (result == NULL)
2037         {
2038                 return false;
2039         }
2040
2041         *result = NET_NFC_OK;
2042
2043         if (mode == NET_NFC_DISCOVERY_MODE_START)
2044         {
2045                 mode = NET_NFC_DISCOVERY_MODE_CONFIG;
2046         }
2047         else if (mode == NET_NFC_DISCOVERY_MODE_STOP)
2048         {
2049                 mode = NET_NFC_DISCOVERY_MODE_CONFIG;
2050                 config = NET_NFC_ALL_DISABLE;
2051         }
2052
2053         DEBUG_EMUL_BEGIN();
2054
2055         if ((mode == NET_NFC_DISCOVERY_MODE_CONFIG))
2056         {
2057                 if (config == NET_NFC_ALL_DISABLE)
2058                 {
2059                         /* This handle is not useful anymore */
2060                         __net_nfc_make_invalid_target_handle ();
2061
2062                         /* reset socket_info */
2063                         for (idx = 0; idx < LLCP_NB_SOCKET_MAX; idx++)
2064                         {
2065                                 _net_nfc_remove_socket_slot((net_nfc_llcp_socket_t) idx);
2066                         }
2067
2068                         DEBUG_MSG("Kill Thread");
2069
2070                         ret = net_nfc_emul_controller_deinit();
2071                 }
2072                 else if(config == NET_NFC_ALL_ENABLE)
2073                 {
2074                         net_nfc_error_e err;
2075
2076                         DEBUG_MSG("Create Thread");
2077                         ret = net_nfc_emul_controller_init(&err);
2078                 }
2079         }
2080
2081         DEBUG_EMUL_END();
2082
2083         return ret;
2084 }
2085
2086 static bool net_nfc_emul_controller_get_secure_element_list(net_nfc_secure_element_info_s* list, int* count, net_nfc_error_e* result)
2087 {
2088         if (result == NULL) {
2089                 return false;
2090         }
2091
2092         *result = NET_NFC_OK;
2093
2094         DEBUG_EMUL_BEGIN();
2095
2096         DEBUG_EMUL_END();
2097
2098         return true;
2099 }
2100
2101 static bool net_nfc_emul_controller_set_secure_element_mode(net_nfc_secure_element_type_e element_type, net_nfc_secure_element_mode_e mode, net_nfc_error_e* result)
2102 {
2103         if (result == NULL) {
2104                 return false;
2105         }
2106
2107         *result = NET_NFC_OK;
2108
2109         DEBUG_EMUL_BEGIN();
2110
2111         DEBUG_EMUL_END();
2112
2113         return true;
2114 }
2115
2116 static bool net_nfc_emul_controller_check_target_presence(net_nfc_target_handle_s* handle, net_nfc_error_e* result)
2117 {
2118         if (result == NULL) {
2119                 return false;
2120         }
2121
2122         *result = NET_NFC_OK;
2123
2124         usleep(300*1000);
2125
2126         if (_net_nfc_emul_get_is_tag_attached()) {
2127                 return true;
2128         }
2129         else {
2130                 DEBUG_MSG("TAG Detached");
2131                 return false;
2132         }
2133 }
2134
2135 static bool net_nfc_emul_controller_connect(net_nfc_target_handle_s* handle, net_nfc_error_e* result)
2136 {
2137         if (result == NULL) {
2138                 return false;
2139         }
2140
2141         *result = NET_NFC_OK;
2142
2143         if (!__net_nfc_is_valide_target_handle(handle)) {
2144                 *result = NET_NFC_INVALID_HANDLE;
2145                 return false;
2146         }
2147
2148         DEBUG_EMUL_BEGIN();
2149
2150         DEBUG_EMUL_END();
2151
2152         return true;
2153 }
2154
2155 static bool net_nfc_emul_controller_disconnect(net_nfc_target_handle_s* handle, net_nfc_error_e* result)
2156 {
2157         if (result == NULL) {
2158                 return false;
2159         }
2160
2161         *result = NET_NFC_OK;
2162
2163         DEBUG_EMUL_BEGIN();
2164
2165         if (!__net_nfc_is_valide_target_handle(handle)) {
2166                 *result = NET_NFC_INVALID_HANDLE;
2167                 return false;
2168         }
2169
2170         // This handle is not useful anymore
2171         __net_nfc_make_invalid_target_handle ();
2172
2173         /* reset socket_info */
2174         int idx = 0;
2175         for (; idx < LLCP_NB_SOCKET_MAX; idx++)
2176         {
2177                 _net_nfc_remove_socket_slot((net_nfc_llcp_socket_t) idx);
2178         }
2179
2180         DEBUG_EMUL_END();
2181
2182         return true;
2183 }
2184
2185 static bool net_nfc_emul_controller_check_ndef(net_nfc_target_handle_s* handle, uint8_t *ndef_card_state, int* max_data_size, int* real_data_size, net_nfc_error_e* result)
2186 {
2187         data_s rawdata = { NULL, 0 };
2188
2189         if (result == NULL) {
2190                 return false;
2191         }
2192
2193         *result = NET_NFC_OK;
2194
2195         if (handle == NULL || ndef_card_state == NULL || max_data_size == NULL || real_data_size == NULL || result == NULL)
2196         {
2197                 *result = NET_NFC_NULL_PARAMETER;
2198                 return false;
2199         }
2200
2201         if (!__net_nfc_is_valide_target_handle(handle)) {
2202                 *result = NET_NFC_INVALID_HANDLE;
2203                 return false;
2204         }
2205
2206         DEBUG_EMUL_BEGIN();
2207
2208         _net_nfc_retrieve_ndef_message(&rawdata);
2209
2210         if (_net_nfc_emul_get_is_tag_attached())
2211         {
2212                 *ndef_card_state = NET_NFC_NDEF_CARD_READ_WRITE;
2213                 *max_data_size = BUFFER_LENGTH_MAX;
2214                 *real_data_size = rawdata.length;
2215                 DEBUG_MSG("Card State : [%d] MAX data size :[%d] actual data size = [%d]", *ndef_card_state, *max_data_size, *real_data_size);
2216         }
2217         else
2218         {
2219                 DEBUG_MSG("target detached");
2220         }
2221
2222         DEBUG_EMUL_END();
2223
2224         return true;
2225 }
2226
2227 static bool net_nfc_emul_controller_make_read_only_ndef(net_nfc_target_handle_s* handle, net_nfc_error_e* result)
2228 {
2229         if (result == NULL) {
2230                 return false;
2231         }
2232
2233         *result = NET_NFC_OK;
2234
2235         if (!__net_nfc_is_valide_target_handle(handle)) {
2236                 *result = NET_NFC_INVALID_HANDLE;
2237                 return false;
2238         }
2239
2240         DEBUG_EMUL_BEGIN();
2241
2242         DEBUG_EMUL_END();
2243
2244         return true;
2245 }
2246
2247 static bool net_nfc_emul_controller_read_ndef(net_nfc_target_handle_s* handle, data_s** data, net_nfc_error_e* result)
2248 {
2249         int real_data_size = 0;
2250         data_s rawdata = { NULL, 0 };
2251
2252         DEBUG_EMUL_BEGIN();
2253
2254         if (result == NULL) {
2255                 return false;
2256         }
2257
2258         *result = NET_NFC_OK;
2259
2260         if(handle == NULL || data == NULL || result == NULL)
2261         {
2262                 DEBUG_ERR_MSG("NET_NFC_NULL_PARAMETER >>>");
2263                 *result = NET_NFC_NULL_PARAMETER;
2264                 return false;
2265         }
2266
2267         if (!__net_nfc_is_valide_target_handle(handle)) {
2268                 DEBUG_ERR_MSG("NET_NFC_INVALID_HANDLE >>>");
2269                 *result = NET_NFC_INVALID_HANDLE;
2270                 return false;
2271         }
2272
2273         if(!_net_nfc_emul_get_is_tag_attached()) {
2274                 DEBUG_ERR_MSG("NET_NFC_NOT_ALLOWED_OPERATION >>>");
2275                 *result = NET_NFC_NOT_ALLOWED_OPERATION;
2276                 return false;
2277         }
2278
2279         *result = _net_nfc_retrieve_ndef_message(&rawdata);
2280         if(*result != NET_NFC_OK)
2281                 return false;
2282
2283         real_data_size = rawdata.length;
2284
2285         if(real_data_size == 0)
2286         {
2287                 DEBUG_ERR_MSG("read ndef_msg is failed >>> real_data_size is zero");
2288                 *result = NET_NFC_NO_NDEF_MESSAGE;
2289                 return false;
2290         }
2291
2292         *data = (data_s*) calloc(1, sizeof(data_s));
2293
2294         if(*data == NULL)
2295         {
2296                 *result = NET_NFC_ALLOC_FAIL;
2297                 return false;
2298         }
2299
2300         (*data)->length = real_data_size;
2301         (*data)->buffer = (uint8_t *)calloc(1, real_data_size);
2302
2303         if((*data)->buffer == NULL)
2304         {
2305                 free(*data);
2306                 *result = NET_NFC_ALLOC_FAIL;
2307                 return false;
2308         }
2309
2310         /* copy rawdata to data->buffer */
2311         memcpy((*data)->buffer, rawdata.buffer, real_data_size);
2312
2313         DEBUG_EMUL_END();
2314
2315         return true;
2316 }
2317
2318 static bool net_nfc_emul_controller_write_ndef(net_nfc_target_handle_s* handle, data_s* data, net_nfc_error_e* result)
2319 {
2320         if (result == NULL) {
2321                 return false;
2322         }
2323
2324         *result = NET_NFC_OK;
2325
2326         if (!__net_nfc_is_valide_target_handle(handle)) {
2327                 *result = NET_NFC_INVALID_HANDLE;
2328                 return false;
2329         }
2330
2331         DEBUG_EMUL_BEGIN();
2332
2333         DEBUG_MSG("net_nfc_emul_controller_write_ndef success >>>");
2334
2335         _net_nfc_store_ndef_message(data);
2336
2337         DEBUG_EMUL_END();
2338
2339         return true;
2340 }
2341
2342
2343 static bool net_nfc_emul_controller_transceive(net_nfc_target_handle_s *handle,
2344         net_nfc_transceive_info_s *info, data_s **data, net_nfc_error_e *result)
2345 {
2346         bool ret = false;
2347
2348         if (result == NULL) {
2349                 return ret;
2350         }
2351
2352         if (info == NULL || info->trans_data.buffer == NULL ||
2353                 info->trans_data.length == 0) {
2354                 *result = NET_NFC_INVALID_PARAM;
2355                 return ret;
2356         }
2357
2358         *result = NET_NFC_OK;
2359         *data = NULL;
2360
2361         if (!__net_nfc_is_valide_target_handle(handle)) {
2362                 *result = NET_NFC_INVALID_HANDLE;
2363                 return ret;
2364         }
2365
2366         DEBUG_EMUL_BEGIN();
2367
2368         /* This implementation is not needed on Emulator environment */
2369
2370         DEBUG_EMUL_END();
2371
2372         return ret;
2373 }
2374
2375 static bool net_nfc_emul_controller_format_ndef(net_nfc_target_handle_s* handle, data_s* secure_key, net_nfc_error_e* result)
2376 {
2377         if (result == NULL) {
2378                 return false;
2379         }
2380
2381         *result = NET_NFC_OK;
2382
2383         if (!__net_nfc_is_valide_target_handle(handle)) {
2384                 *result = NET_NFC_INVALID_HANDLE;
2385                 return false;
2386         }
2387
2388         DEBUG_EMUL_BEGIN();
2389
2390         DEBUG_EMUL_END();
2391
2392         return true;
2393 }
2394
2395 static bool net_nfc_emul_controller_exception_handler(void)
2396 {
2397         DEBUG_EMUL_BEGIN();
2398
2399         net_nfc_error_e error;
2400
2401         if(net_nfc_emul_controller_init(&error) == false)
2402         {
2403                 DEBUG_ERR_MSG("exception handler is failed!!");
2404                 exit(0xff);
2405         }
2406
2407         DEBUG_EMUL_END();
2408
2409         return true;
2410 }
2411
2412 static bool net_nfc_emul_controller_is_ready(net_nfc_error_e* result)
2413 {
2414         if (result == NULL) {
2415                 return false;
2416         }
2417
2418         *result = NET_NFC_OK;
2419
2420         DEBUG_EMUL_BEGIN();
2421
2422         DEBUG_EMUL_END();
2423
2424         return g_stack_init_successful;
2425 }
2426
2427
2428 /*******************
2429 *       LLCP definition     *
2430 ********************/
2431
2432 static bool net_nfc_emul_controller_llcp_config (net_nfc_llcp_config_info_s * config, net_nfc_error_e * result)
2433 {
2434         if (result == NULL) {
2435                 return false;
2436         }
2437
2438         *result = NET_NFC_OK;
2439
2440         DEBUG_EMUL_BEGIN();
2441
2442         DEBUG_EMUL_END();
2443
2444         return true;
2445 }
2446
2447 static bool net_nfc_emul_controller_llcp_check_llcp(net_nfc_target_handle_s* handle, net_nfc_error_e* result)
2448 {
2449         if (result == NULL) {
2450                 return false;
2451         }
2452
2453         *result = NET_NFC_OK;
2454
2455         if (!__net_nfc_is_valide_target_handle(handle)) {
2456                 *result = NET_NFC_INVALID_HANDLE;
2457                 return false;
2458         }
2459
2460         DEBUG_EMUL_BEGIN();
2461
2462         DEBUG_EMUL_END();
2463
2464         return true;
2465 }
2466
2467 static bool net_nfc_emul_controller_llcp_activate_llcp(net_nfc_target_handle_s* handle, net_nfc_error_e* result)
2468 {
2469         if (result == NULL) {
2470                 return false;
2471         }
2472
2473         *result = NET_NFC_OK;
2474
2475         if (!__net_nfc_is_valide_target_handle(handle)) {
2476                 *result = NET_NFC_INVALID_HANDLE;
2477                 return false;
2478         }
2479
2480         DEBUG_EMUL_BEGIN();
2481
2482         DEBUG_EMUL_END();
2483
2484         return true;
2485 }
2486
2487 static bool net_nfc_emul_controller_llcp_create_socket(net_nfc_llcp_socket_t* socket, net_nfc_socket_type_e socketType, uint16_t miu, uint8_t rw,  net_nfc_error_e* result, void * user_param)
2488 {
2489         if (result == NULL) {
2490                 return false;
2491         }
2492
2493         *result = NET_NFC_OK;
2494
2495         DEBUG_EMUL_BEGIN();
2496
2497         /* get available socket */
2498         socket_info_s* socket_info = _net_nfc_get_available_socket_slot();
2499         if(socket_info == NULL) {
2500                 DEBUG_ERR_MSG("The available socket is nothing!!");
2501                 return false;
2502         }
2503
2504         /* get llcp state */
2505         llcp_state_e llcp_state = NET_NFC_STATE_UNKNOWN;
2506         llcp_state = _net_nfc_get_llcp_state(user_param);
2507         if (llcp_state == NET_NFC_STATE_UNKNOWN) {
2508                 DEBUG_ERR_MSG("llcp_state is NET_NFC_STATE_UNKNOWN!!");
2509                 return false;
2510         }
2511
2512         if (llcp_state == NET_NFC_STATE_EXCHANGER_SERVER) {
2513                 DEBUG_MSG("NET_NFC_STATE_EXCHANGER_SERVER");
2514
2515                 *socket = NET_NFC_EMUL_SNEP_SERVER_SOCKET_NUMBER;
2516         }
2517         else if (llcp_state == NET_NFC_STATE_EXCHANGER_SERVER_NPP) {
2518                 DEBUG_MSG("NET_NFC_STATE_EXCHANGER_SERVER_NPP");
2519
2520                 *socket  = NET_NFC_EMUL_NPP_SERVER_SOCKET_NUMBER;
2521         }
2522         else if (llcp_state == NET_NFC_STATE_EXCHANGER_CLIENT) {
2523                 DEBUG_MSG("NET_NFC_STATE_EXCHANGER_CLIENT");
2524
2525                 *socket  = NET_NFC_EMUL_CLIENT_SOCKET_NUMBER;
2526         }
2527         else if (llcp_state == NET_NFC_STATE_CONN_HANDOVER_REQUEST) {
2528                 DEBUG_MSG("NET_NFC_STATE_CONN_HANDOVER_REQUEST");
2529
2530                 *socket  = NET_NFC_EMUL_HANDOVER_REQUEST_SOCKET_NUMBER;
2531         }
2532         else if (llcp_state == NET_NFC_STATE_CONN_HANDOVER_SELECT) {
2533                 DEBUG_MSG("NET_NFC_STATE_CONN_HANDOVER_SELECT");
2534
2535                 *socket  = NET_NFC_EMUL_HANDOVER_SELECT_SOCKET_NUMBER;
2536         }
2537         else {
2538                 DEBUG_MSG("we doesn't support..");
2539
2540                 return false;
2541         }
2542
2543         DEBUG_MSG("socket is created = [0x%x]", *socket);
2544
2545         socket_info->socket_handle = *socket;
2546         socket_info->user_context = (void *) user_param;
2547
2548         DEBUG_EMUL_END();
2549
2550         return true;
2551 }
2552
2553 static bool net_nfc_emul_controller_llcp_bind(net_nfc_llcp_socket_t socket, uint8_t service_access_point, net_nfc_error_e* result)
2554 {
2555         if (result == NULL) {
2556                 return false;
2557         }
2558
2559         *result = NET_NFC_OK;
2560
2561         DEBUG_EMUL_BEGIN();
2562
2563         DEBUG_EMUL_END();
2564
2565         return true;
2566 }
2567
2568 static bool net_nfc_emul_controller_llcp_listen(net_nfc_target_handle_s* handle, uint8_t* service_access_name, net_nfc_llcp_socket_t socket, net_nfc_error_e* result, void * user_param)
2569 {
2570         if (result == NULL) {
2571                 return false;
2572         }
2573
2574         *result = NET_NFC_OK;
2575
2576         if (!__net_nfc_is_valide_target_handle(handle)) {
2577                 *result = NET_NFC_INVALID_HANDLE;
2578                 return false;
2579         }
2580
2581         DEBUG_EMUL_BEGIN();
2582
2583         /* Emul don't create real socket. So, we don't need to wait accept from remote socket */
2584         /* In here, send accept event for only snep */
2585         net_nfc_request_listen_socket_t *detail = NULL;
2586
2587         socket_info_s *socket_info = _net_nfc_find_server_socket(socket);
2588         if (socket_info == NULL) {
2589                 DEBUG_ERR_MSG ("socket_info is NULL");
2590                 return false;
2591         }
2592
2593         llcp_state_e llcp_state = NET_NFC_STATE_UNKNOWN;
2594         llcp_state = _net_nfc_get_llcp_state(socket_info->user_context);
2595         if (llcp_state == NET_NFC_STATE_UNKNOWN) {
2596                 DEBUG_ERR_MSG ("llcp_state is NET_NFC_STATE_UNKNOWN");
2597                 return false;
2598         }
2599
2600         if (llcp_state == NET_NFC_STATE_EXCHANGER_SERVER) {
2601                 _nfc_emul_util_alloc_mem(detail, sizeof(*detail));
2602
2603                 if(detail != NULL)
2604                 {
2605                         detail->length = sizeof(*detail);
2606                         detail->request_type = NET_NFC_MESSAGE_SERVICE_LLCP_LISTEN;
2607
2608                         socket_info->user_context = user_param;
2609
2610                         detail->handle = handle;
2611                         detail->client_socket = NET_NFC_EMUL_INCOMING_SOCKET_NUMBER;
2612                         detail->trans_param = socket_info->user_context;
2613                         detail->result = NET_NFC_OK;
2614
2615                         DEBUG_MSG("accept callback is called");
2616                         g_emul_controller_llcp_cb(detail, socket_info->user_context);
2617                 }
2618         }
2619         else {
2620                 DEBUG_MSG("llcp_state is [%d]", llcp_state);
2621         }
2622
2623         DEBUG_EMUL_END();
2624
2625         return true;
2626 }
2627
2628 /* below accept function does not used. */
2629 static bool net_nfc_emul_controller_llcp_accept(net_nfc_llcp_socket_t   socket, net_nfc_error_e* result, void *user_param)
2630 {
2631         if (result == NULL) {
2632                 return false;
2633         }
2634
2635         *result = NET_NFC_OK;
2636
2637         DEBUG_EMUL_BEGIN();
2638
2639         DEBUG_EMUL_END();
2640
2641         return true;
2642 }
2643
2644 static bool net_nfc_emul_controller_llcp_connect(net_nfc_target_handle_s* handle, net_nfc_llcp_socket_t socket, uint8_t service_access_point, net_nfc_error_e* result, void * user_param)
2645 {
2646         if (result == NULL) {
2647                 return false;
2648         }
2649
2650         *result = NET_NFC_OK;
2651
2652         if (!__net_nfc_is_valide_target_handle(handle)) {
2653                 *result = NET_NFC_INVALID_HANDLE;
2654                 return false;
2655         }
2656
2657         DEBUG_EMUL_BEGIN();
2658
2659         socket_info_s *socket_info = _net_nfc_find_server_socket(socket);
2660         if (socket_info == NULL) {
2661                 DEBUG_ERR_MSG ("socket_info is NULL");
2662                 return false;
2663         }
2664
2665         llcp_state_e llcp_state = NET_NFC_STATE_UNKNOWN;
2666         llcp_state = _net_nfc_get_llcp_state(socket_info->user_context);
2667         if (llcp_state == NET_NFC_STATE_UNKNOWN) {
2668                 DEBUG_ERR_MSG ("llcp_state is NET_NFC_STATE_UNKNOWN");
2669                 return false;
2670         }
2671
2672         DEBUG_EMUL_END();
2673
2674         return true;
2675 }
2676
2677 static bool net_nfc_emul_controller_llcp_connect_by_url( net_nfc_target_handle_s* handle, net_nfc_llcp_socket_t socket, uint8_t* service_access_name, net_nfc_error_e* result, void * user_param)
2678 {
2679         if (result == NULL) {
2680                 return false;
2681         }
2682
2683         *result = NET_NFC_OK;
2684
2685         if (!__net_nfc_is_valide_target_handle(handle)) {
2686                 *result = NET_NFC_INVALID_HANDLE;
2687                 return false;
2688         }
2689
2690         DEBUG_EMUL_BEGIN();
2691
2692         socket_info_s *socket_info = _net_nfc_find_server_socket(socket);
2693         if (socket_info == NULL) {
2694                 DEBUG_ERR_MSG ("socket_info is NULL");
2695                 return false;
2696         }
2697
2698         llcp_state_e llcp_state = NET_NFC_STATE_UNKNOWN;
2699         llcp_state = _net_nfc_get_llcp_state(socket_info->user_context);
2700         if (llcp_state == NET_NFC_STATE_UNKNOWN) {
2701                 DEBUG_ERR_MSG ("llcp_state is NET_NFC_STATE_UNKNOWN");
2702                 return false;
2703         }
2704
2705         DEBUG_EMUL_END();
2706
2707         return true;
2708 }
2709
2710 static bool net_nfc_emul_controller_llcp_send(net_nfc_target_handle_s* handle, net_nfc_llcp_socket_t    socket, data_s* data, net_nfc_error_e* result, void * user_param)
2711 {
2712         if (result == NULL) {
2713                 return false;
2714         }
2715
2716         *result = NET_NFC_OK;
2717
2718         if (!__net_nfc_is_valide_target_handle(handle)) {
2719                 *result = NET_NFC_INVALID_HANDLE;
2720                 return false;
2721         }
2722
2723         DEBUG_EMUL_BEGIN();
2724
2725         socket_info_s *socket_info = _net_nfc_find_server_socket(socket);
2726         if (socket_info == NULL) {
2727                 DEBUG_ERR_MSG ("socket_info is NULL");
2728                 return false;
2729         }
2730
2731         llcp_state_e llcp_state = NET_NFC_STATE_UNKNOWN;
2732         llcp_state = _net_nfc_get_llcp_state(socket_info->user_context);
2733         if (llcp_state == NET_NFC_STATE_UNKNOWN) {
2734                 DEBUG_ERR_MSG ("llcp_state is NET_NFC_STATE_UNKNOWN");
2735                 return false;
2736         }
2737
2738         if(llcp_state == NET_NFC_STATE_EXCHANGER_SERVER) {
2739                 net_nfc_request_llcp_msg_t *req_msg = NULL;
2740
2741                 _nfc_emul_util_alloc_mem(req_msg, sizeof(net_nfc_request_llcp_msg_t));
2742
2743                 socket_info->user_context = user_param;
2744
2745                 if (req_msg != NULL){
2746                         req_msg->length = sizeof(net_nfc_request_llcp_msg_t);
2747                         req_msg->request_type = NET_NFC_MESSAGE_SERVICE_LLCP_SEND;
2748                         req_msg->result = NET_NFC_OK;
2749
2750                         DEBUG_MSG("send callback is called");
2751                         g_emul_controller_llcp_cb(req_msg, socket_info->user_context);
2752                 }
2753         }
2754
2755         DEBUG_EMUL_END();
2756
2757         return true;
2758 }
2759
2760 static bool net_nfc_emul_controller_llcp_send_to(net_nfc_target_handle_s* handle, net_nfc_llcp_socket_t socket, data_s* data, uint8_t service_access_point, net_nfc_error_e* result, void * user_param)
2761 {
2762         if (result == NULL) {
2763                 return false;
2764         }
2765
2766         *result = NET_NFC_OK;
2767
2768         if (!__net_nfc_is_valide_target_handle(handle)) {
2769                 *result = NET_NFC_INVALID_HANDLE;
2770                 return false;
2771         }
2772
2773         DEBUG_EMUL_BEGIN();
2774
2775         socket_info_s *socket_info = _net_nfc_find_server_socket(socket);
2776         if (socket_info == NULL) {
2777                 DEBUG_ERR_MSG ("socket_info is NULL");
2778                 return false;
2779         }
2780
2781         llcp_state_e llcp_state = NET_NFC_STATE_UNKNOWN;
2782         llcp_state = _net_nfc_get_llcp_state(socket_info->user_context);
2783         if (llcp_state == NET_NFC_STATE_UNKNOWN) {
2784                 DEBUG_ERR_MSG ("llcp_state is NET_NFC_STATE_UNKNOWN");
2785                 return false;
2786         }
2787
2788         if(llcp_state == NET_NFC_STATE_EXCHANGER_SERVER) {
2789                 net_nfc_request_llcp_msg_t *req_msg = NULL;
2790
2791                 _nfc_emul_util_alloc_mem(req_msg, sizeof(net_nfc_request_llcp_msg_t));
2792
2793                 socket_info->user_context = user_param;
2794
2795                 if (req_msg != NULL){
2796                         req_msg->length = sizeof(net_nfc_request_llcp_msg_t);
2797                         req_msg->request_type = NET_NFC_MESSAGE_SERVICE_LLCP_SEND_TO;
2798                         req_msg->result = NET_NFC_OK;
2799
2800                         DEBUG_MSG("send_to callback is called");
2801                         g_emul_controller_llcp_cb(req_msg, socket_info->user_context);
2802                 }
2803         }
2804
2805         DEBUG_EMUL_END();
2806
2807         return true;
2808 }
2809
2810
2811 static bool net_nfc_emul_controller_llcp_recv(net_nfc_target_handle_s* handle, net_nfc_llcp_socket_t socket, data_s * data, net_nfc_error_e* result, void * user_param)
2812 {
2813         if (result == NULL || data == NULL) {
2814                 return false;
2815         }
2816
2817         *result = NET_NFC_OK;
2818
2819         if (!__net_nfc_is_valide_target_handle(handle)) {
2820                 *result = NET_NFC_INVALID_HANDLE;
2821                 return false;
2822         }
2823
2824         DEBUG_EMUL_BEGIN();
2825
2826         socket_info_s *socket_info = _net_nfc_find_server_socket(socket);
2827         if (socket_info == NULL) {
2828                 DEBUG_ERR_MSG ("socket_info is NULL");
2829                 return false;
2830         }
2831
2832         llcp_state_e llcp_state = NET_NFC_STATE_UNKNOWN;
2833         llcp_state = _net_nfc_get_llcp_state(socket_info->user_context);
2834         if (llcp_state == NET_NFC_STATE_UNKNOWN) {
2835                 DEBUG_ERR_MSG ("llcp_state is NET_NFC_STATE_UNKNOWN");
2836                 return false;
2837         }
2838
2839         if (llcp_state == NET_NFC_STATE_EXCHANGER_SERVER) {
2840
2841                 DEBUG_MSG("NET_NFC_STATE_EXCHANGER_SERVER");
2842                 socket_info->user_context = user_param;
2843
2844                 if(Snep_Server_msg->isSegment) {
2845                         /* send snep msg continueosly  ..*/
2846                         DEBUG_MSG("send segments for snep msg");
2847
2848                         int remained_size = 0;
2849
2850                         remained_size = Snep_Server_msg->data->length - Snep_Server_msg->offset;
2851                         DEBUG_MSG("remained_size[%d]", remained_size);
2852
2853                         /* copy rawdata to llcp_server_data->buffer */
2854                         if (remained_size <= SNEP_MAX_BUFFER) {
2855                                 DEBUG_MSG("send last segment >>>");
2856
2857                                 llcp_server_data->length = remained_size;
2858                                 memcpy(llcp_server_data->buffer, Snep_Server_msg->data->buffer+Snep_Server_msg->offset , remained_size);
2859
2860                                 Snep_Server_msg->isSegment = false;
2861                         }
2862                         else {
2863                                 DEBUG_MSG("send continue segment >>>");
2864
2865                                 llcp_server_data->length = SNEP_MAX_BUFFER;
2866                                 memcpy(llcp_server_data->buffer, Snep_Server_msg->data->buffer+Snep_Server_msg->offset, SNEP_MAX_BUFFER);
2867
2868                                 Snep_Server_msg->offset += SNEP_MAX_BUFFER;
2869                         }
2870
2871                         _net_nfc_llcp_data_receive_cb(socket_info->user_context); /* call callback */
2872                 }
2873                 else {
2874                         /* In here, we dosen't call _net_nfc_llcp_data_receive_cb. just wait event from emulator */
2875                         /*After copying data address, we will return it, immediately */
2876                         if(data != NULL) {
2877                                 DEBUG_MSG("data address is set");
2878                                 llcp_server_data = data;
2879                         }
2880                         else {
2881                                 DEBUG_ERR_MSG("data address is NULL");
2882                                 return false;
2883                         }
2884                 }
2885         }
2886         else {
2887                 DEBUG_MSG("we don't support..");
2888         }
2889
2890         DEBUG_EMUL_END();
2891
2892         return true;
2893 }
2894
2895 static bool net_nfc_emul_controller_llcp_recv_from(net_nfc_target_handle_s* handle, net_nfc_llcp_socket_t socket, data_s * data, net_nfc_error_e* result, void * user_param)
2896 {
2897         if (result == NULL) {
2898                 return false;
2899         }
2900
2901         *result = NET_NFC_OK;
2902
2903         if (!__net_nfc_is_valide_target_handle(handle)) {
2904                 *result = NET_NFC_INVALID_HANDLE;
2905                 return false;
2906         }
2907
2908         DEBUG_EMUL_BEGIN();
2909
2910         socket_info_s *socket_info = _net_nfc_find_server_socket(socket);
2911         if (socket_info == NULL) {
2912                 DEBUG_ERR_MSG ("socket_info is NULL");
2913                 return false;
2914         }
2915
2916         llcp_state_e llcp_state = NET_NFC_STATE_UNKNOWN;
2917         llcp_state = _net_nfc_get_llcp_state(socket_info->user_context);
2918         if (llcp_state == NET_NFC_STATE_UNKNOWN) {
2919                 DEBUG_ERR_MSG ("llcp_state is NET_NFC_STATE_UNKNOWN");
2920                 return false;
2921         }
2922
2923         if (llcp_state == NET_NFC_STATE_EXCHANGER_SERVER) {
2924
2925                 DEBUG_MSG("NET_NFC_STATE_EXCHANGER_SERVER");
2926                 socket_info->user_context = user_param;
2927
2928                 if(Snep_Server_msg->isSegment) {
2929                         /* send snep msg continueosly  ..*/
2930                         DEBUG_MSG("send segments for snep msg");
2931
2932                         int remained_size = 0;
2933
2934                         remained_size = Snep_Server_msg->data->length - Snep_Server_msg->offset;
2935                         DEBUG_MSG("remained_size[%d]", remained_size);
2936
2937                         /* copy rawdata to llcp_server_data->buffer */
2938                         if (remained_size <= SNEP_MAX_BUFFER) {
2939                                 DEBUG_MSG("send last segment >>>");
2940
2941                                 llcp_server_data->length = remained_size;
2942                                 memcpy(llcp_server_data->buffer, Snep_Server_msg->data->buffer+Snep_Server_msg->offset , remained_size);
2943
2944                                 Snep_Server_msg->isSegment = false;
2945                         }
2946                         else {
2947                                 DEBUG_MSG("send continue segment >>>");
2948
2949                                 llcp_server_data->length = SNEP_MAX_BUFFER;
2950                                 memcpy(llcp_server_data->buffer, Snep_Server_msg->data->buffer+Snep_Server_msg->offset, SNEP_MAX_BUFFER);
2951
2952                                 Snep_Server_msg->offset += SNEP_MAX_BUFFER;
2953                         }
2954
2955                         _net_nfc_llcp_data_receive_from_cb(socket_info->user_context); /* call callback */
2956                 }
2957                 else {
2958                         /* In here, we dosen't call _net_nfc_llcp_data_receive_cb. just wait event from emulator */
2959                         /*After copying data address, we will return it, immediately */
2960                         if(data != NULL) {
2961                                 DEBUG_MSG("data address is set");
2962                                 llcp_server_data = data;
2963                         }
2964                         else {
2965                                 DEBUG_ERR_MSG("data address is NULL");
2966                                 return false;
2967                         }
2968                 }
2969         }
2970         else {
2971                 DEBUG_MSG("we donen't support..");
2972         }
2973
2974         DEBUG_EMUL_END();
2975
2976         return true;
2977 }
2978
2979 static bool net_nfc_emul_controller_llcp_disconnect(net_nfc_target_handle_s* handle, net_nfc_llcp_socket_t      socket, net_nfc_error_e* result, void * user_param)
2980 {
2981         if (result == NULL) {
2982                 return false;
2983         }
2984
2985         *result = NET_NFC_OK;
2986
2987         if (!__net_nfc_is_valide_target_handle(handle)) {
2988                 *result = NET_NFC_INVALID_HANDLE;
2989                 return false;
2990         }
2991
2992         DEBUG_EMUL_BEGIN();
2993
2994         socket_info_s *socket_info = _net_nfc_find_server_socket(socket);
2995         if (socket_info == NULL) {
2996                 DEBUG_ERR_MSG ("socket_info is NULL");
2997                 return false;
2998         }
2999
3000         llcp_state_e llcp_state = NET_NFC_STATE_UNKNOWN;
3001         llcp_state = _net_nfc_get_llcp_state(socket_info->user_context);
3002         if (llcp_state == NET_NFC_STATE_UNKNOWN) {
3003                 DEBUG_ERR_MSG ("llcp_state is NET_NFC_STATE_UNKNOWN");
3004                 return false;
3005         }
3006
3007         /* send msg to framework */
3008         net_nfc_request_llcp_msg_t *req_msg = NULL;
3009
3010         _nfc_emul_util_alloc_mem(req_msg, sizeof(net_nfc_request_llcp_msg_t));
3011
3012         socket_info->user_context = user_param;
3013
3014         if (req_msg != NULL){
3015                 req_msg->length = sizeof(net_nfc_request_llcp_msg_t);
3016                 req_msg->request_type = NET_NFC_MESSAGE_SERVICE_LLCP_DISCONNECT;
3017                 req_msg->result = NET_NFC_OK;
3018
3019                 DEBUG_MSG("disconnect callback is called");
3020                 g_emul_controller_llcp_cb(req_msg, user_param);
3021         }
3022
3023         /* reset socket_info */
3024         _net_nfc_remove_socket_slot((net_nfc_llcp_socket_t) socket);
3025
3026         DEBUG_EMUL_END();
3027
3028         return true;
3029 }
3030
3031 static bool net_nfc_emul_controller_llcp_socket_close(net_nfc_llcp_socket_t socket, net_nfc_error_e* result)
3032 {
3033         if (result == NULL) {
3034                 return false;
3035         }
3036
3037         *result = NET_NFC_OK;
3038
3039         DEBUG_EMUL_BEGIN();
3040
3041         DEBUG_EMUL_END();
3042
3043         return true;
3044 }
3045
3046 static bool net_nfc_emul_controller_llcp_reject(net_nfc_target_handle_s* handle, net_nfc_llcp_socket_t  socket, net_nfc_error_e* result)
3047 {
3048         if (result == NULL) {
3049                 return false;
3050         }
3051
3052         *result = NET_NFC_OK;
3053
3054         if (!__net_nfc_is_valide_target_handle(handle)) {
3055                 *result = NET_NFC_INVALID_HANDLE;
3056                 return false;
3057         }
3058
3059         DEBUG_EMUL_BEGIN();
3060
3061         DEBUG_EMUL_END();
3062
3063         return true;
3064 }
3065
3066 static bool net_nfc_emul_controller_llcp_get_remote_config (net_nfc_target_handle_s* handle, net_nfc_llcp_config_info_s *config, net_nfc_error_e* result)
3067 {
3068         if (result == NULL) {
3069                 return false;
3070         }
3071
3072         *result = NET_NFC_OK;
3073
3074         if (!__net_nfc_is_valide_target_handle(handle)) {
3075                 *result = NET_NFC_INVALID_HANDLE;
3076                 return false;
3077         }
3078
3079         DEBUG_EMUL_BEGIN();
3080
3081         DEBUG_EMUL_END();
3082
3083         return true;
3084 }
3085
3086 static bool net_nfc_emul_controller_llcp_get_remote_socket_info (net_nfc_target_handle_s* handle, net_nfc_llcp_socket_t socket, net_nfc_llcp_socket_option_s * option, net_nfc_error_e* result)
3087 {
3088         /* In llcp specification ver 1.1, default miu size is 128 */
3089         const uint16_t default_miu = 128;
3090
3091         if (result == NULL) {
3092                 return false;
3093         }
3094
3095         *result = NET_NFC_OK;
3096
3097         if (!__net_nfc_is_valide_target_handle(handle)) {
3098                 *result = NET_NFC_INVALID_HANDLE;
3099                 return false;
3100         }
3101
3102         DEBUG_EMUL_BEGIN();
3103
3104         option->miu = default_miu;
3105
3106         DEBUG_EMUL_END();
3107
3108         return true;
3109 }
3110
3111
3112 static bool net_nfc_emul_controller_support_nfc(net_nfc_error_e *result)
3113 {
3114         bool ret = false;
3115         struct stat st = { 0, };
3116
3117         if (stat("/dev/nfc0", &st) == -1)
3118         {
3119                 if (result)
3120                         *result = NET_NFC_NOT_SUPPORTED;
3121                 return ret;
3122         }
3123
3124         if (result)
3125                 *result = NET_NFC_OK;
3126
3127         ret = true;
3128
3129         return ret;
3130 }
3131 static bool net_nfc_emul_controller_secure_element_open(net_nfc_secure_element_type_e element_type, net_nfc_target_handle_s **handle, net_nfc_error_e *result)
3132 {
3133         DEBUG_ERR_MSG("se open start");
3134         *result = NET_NFC_OK;
3135         __net_nfc_make_valid_target_handle(handle);
3136
3137         DEBUG_ERR_MSG("se_open end");
3138         return true;
3139 }
3140 static bool net_nfc_emul_controller_secure_element_get_atr(net_nfc_target_handle_s *handle,
3141                     data_s **atr, net_nfc_error_e *result)
3142 {
3143         bool ret = true;
3144         char buffer[1024];
3145         int length = sizeof(buffer);
3146         data_s *temp;
3147
3148         DEBUG_ERR_MSG("se get_atr start");
3149         *result = NET_NFC_OK;
3150         *atr = NULL;
3151
3152         strncpy(buffer, "getatr", sizeof(buffer));
3153
3154     temp = (data_s *)calloc(1, sizeof(*temp));
3155     if (temp != NULL) {
3156             temp->buffer = (uint8_t *)calloc(1, length);
3157         if (temp->buffer != NULL) {
3158                 memcpy(temp->buffer, buffer, length);
3159                 temp->length = length;
3160             *atr = temp;
3161                 *result = NET_NFC_OK;
3162                 } else {
3163                         free(temp);
3164                         *result = NET_NFC_ALLOC_FAIL;
3165                         ret = false;
3166                 }
3167         } else {
3168                 *result = NET_NFC_ALLOC_FAIL;
3169                 ret = false;
3170         }
3171         DEBUG_ERR_MSG("se get atr end");
3172         return ret;
3173 }
3174 static bool net_nfc_emul_controller_secure_element_send_apdu(net_nfc_target_handle_s *handle,
3175                     data_s *command, data_s **response, net_nfc_error_e *result)
3176 {
3177         bool ret = true;
3178         char buffer[1024];
3179         int length;
3180         data_s *temp;
3181
3182         DEBUG_ERR_MSG("se send apdu start");
3183
3184         *result = NET_NFC_OK;
3185         *response = NULL;
3186
3187         //buffer response
3188         strncpy(buffer, "response", sizeof(buffer));
3189
3190         length = strlen(buffer);
3191
3192     temp = (data_s *)calloc(1, sizeof(*temp));
3193         if (temp != NULL) {
3194                 temp->buffer = (uint8_t *)calloc(1, length);
3195                 if (temp->buffer != NULL) {
3196                         memcpy(temp->buffer, buffer, length);
3197                         temp->length = length;
3198
3199                         *response = temp;
3200                         *result = NET_NFC_OK;
3201                 } else {
3202                         free(temp);
3203                         *result = NET_NFC_ALLOC_FAIL;
3204                         ret = false;
3205                 }
3206         } else {
3207             *result = NET_NFC_ALLOC_FAIL;
3208             ret = false;
3209         }
3210
3211         DEBUG_ERR_MSG("se send apdu end");
3212         return ret;
3213 }
3214 static bool net_nfc_emul_controller_secure_element_close(net_nfc_target_handle_s *handle,
3215                         net_nfc_error_e *result)
3216 {
3217         DEBUG_ERR_MSG("se close start");
3218         *result = NET_NFC_OK;
3219         return true;
3220         DEBUG_ERR_MSG("se close end");
3221 }
3222
3223 ////////////// INTERFACE END //////////
3224