Add document in vce.h
[platform/core/uifw/voice-control.git] / server / vcd_server.c
index 4eb3db0..a525662 100755 (executable)
@@ -36,8 +36,6 @@
 /*
 * VC Server static variable
 */
-static bool    g_is_engine;
-
 static GList *g_proc_list = NULL;
 
 static Ecore_Timer *g_restart_timer = NULL;
@@ -122,7 +120,7 @@ static int __server_recorder_callback(const void* data, const unsigned int lengt
                return 0;
        }
 
-       vcp_speech_detect_e speech_detected = VCP_SPEECH_DETECT_NONE;
+       vce_speech_detect_e speech_detected = VCE_SPEECH_DETECT_NONE;
        int ret;
 
        ret = vcd_engine_recognize_audio(data, length, &speech_detected);
@@ -132,7 +130,7 @@ static int __server_recorder_callback(const void* data, const unsigned int lengt
                SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to set recording data to engine(%d)", ret);
                ecore_timer_add(0, __cancel_by_interrupt, NULL);
                /* Send error cb to manager */
-               if (VCP_ERROR_OUT_OF_NETWORK == ret) {
+               if (VCE_ERROR_OUT_OF_NETWORK == ret) {
                        vcdc_send_error_signal_to_manager(vcd_client_manager_get_pid(), VCD_ERROR_TIMED_OUT, "Engine connection failed");
                } else {
                        vcdc_send_error_signal_to_manager(vcd_client_manager_get_pid(), VCD_ERROR_OPERATION_FAILED, "Engine recognition failed");
@@ -140,14 +138,14 @@ static int __server_recorder_callback(const void* data, const unsigned int lengt
                return 0;
        }
 
-       if (VCP_SPEECH_DETECT_BEGIN == speech_detected) {
+       if (VCE_SPEECH_DETECT_BEGIN == speech_detected) {
                if (-1 != vcd_client_manager_get_pid()) {
                        /* Manager client is available */
                        if (0 != vcdc_send_speech_detected(vcd_client_manager_get_pid())) {
                                SLOG(LOG_WARN, TAG_VCD, "[Server WARNING] Fail to send speech detected");
                        }
                }
-       } else if (VCP_SPEECH_DETECT_END == speech_detected) {
+       } else if (VCE_SPEECH_DETECT_END == speech_detected) {
                if (VCD_RECOGNITION_MODE_STOP_BY_SILENCE == vcd_client_get_recognition_mode()) {
                        /* silence detected */
                        ecore_timer_add(0, __stop_by_silence, NULL);
@@ -425,30 +423,38 @@ static Eina_Bool __vcd_send_selected_result(void *data)
        return EINA_FALSE;
 }
 
-//static void __vcd_server_pre_result_cb(vcp_pre_result_event_e event, const char* pre_result, void *user_data)
-static void __vcd_server_asr_result_cb(vcp_asr_result_event_e event, const char* asr_result, void *user_data)
+int vcd_send_asr_result(vce_asr_result_event_e event, const char* asr_result, void *user_data)
 {
+       int ret = __vcd_server_launch_manager_app();
+       if (0 != ret) {
+               SECURE_SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to send ASR result : mgr_pid(%d), asr_result(%s)", vcd_client_manager_get_pid(), asr_result);
+               return ret;
+       }
+
        if (NULL != asr_result) {
                SECURE_SLOG(LOG_DEBUG, TAG_VCD, "[Server] ASR result - Event(%d), Text(%s)", event, asr_result);
-               vcdc_send_pre_result_to_manager(vcd_client_manager_get_pid(), event, asr_result);
+               ret = vcdc_send_pre_result_to_manager(vcd_client_manager_get_pid(), event, asr_result);
+               if (0 != ret) {
+                       SECURE_SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to send ASR result : mgr_pid(%d), asr_result(%s)", vcd_client_manager_get_pid(), asr_result);
+               }
        }
 
-       return;
+       return ret;
 }
 
-static void __vcd_server_nlg_result_cb(const char* nlg_result, void *user_data)
+int vcd_send_nlg_result(const char* nlg_result, void *user_data)
 {
        int ret = __vcd_server_launch_manager_app();
        if (0 != ret) {
                SECURE_SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to send dialog : mgr_pid(%d), nlg_result(%s)", vcd_client_manager_get_pid(), nlg_result);
-               return;
+               return ret;
        }
 
-       SECURE_SLOG(LOG_ERROR, TAG_VCD, "[Server] send dialog : mgr_pid(%d), nlg_result(%s)", vcd_client_manager_get_pid(), nlg_result);
+       SLOG(LOG_ERROR, TAG_VCD, "[Server] send dialog : mgr_pid(%d), nlg_result(%s)", vcd_client_manager_get_pid(), nlg_result);
        ret = vcdc_send_dialog(vcd_client_manager_get_pid(), -1, nlg_result, NULL, 0); //0: VC_DIALOG_END
        if (0 != ret)
                SECURE_SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to send dialog : mgr_pid(%d), nlg_result(%s)", vcd_client_manager_get_pid(), nlg_result);
-       return;
+       return ret;
 }
 
 static void* __recorder_stop(void *data)
@@ -457,30 +463,39 @@ static void* __recorder_stop(void *data)
        return NULL;
 }
 
-static void __vcd_server_result_cb(vcp_result_event_e event, int* result_id, int count, const char* all_result,
-               const char* non_fixed_result, const char* nlu_result, const char* msg, int* user_info, void *user_data)
+int vcd_send_result(vce_result_event_e event, int* result_id, int count, const char* all_result, const char* non_fixed_result, const char* nlu_result, const char* msg, int* user_info, void *user_data)
 {
+       int ret = 0;
+
+       if (VCD_STATE_PROCESSING != vcd_config_get_service_state()) {
+               if (VCD_RECOGNITION_MODE_RESTART_CONTINUOUSLY != vcd_client_get_recognition_mode()) {
+                       SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Current state is not 'Processing' and mode is not 'Restart continuously'");
+                       return VCD_ERROR_INVALID_STATE;
+               }
+       }
+
        vc_info_parser_unset_result(vcd_client_manager_get_exclusive());
        vcd_client_manager_set_result_text(all_result);
 
-       SECURE_SLOG(LOG_ERROR, TAG_VCD, "[Server] Event(%d), Text(%s) Nonfixed(%s) Msg(%s) Result count(%d)",
-                       event, all_result, non_fixed_result, msg, count);
+       SECURE_SLOG(LOG_INFO, TAG_VCD, "[Server] Event(%d), Text(%s) Nonfixed(%s) Msg(%s) Result count(%d)",
+               event, all_result, non_fixed_result, msg, count);
 
-       SECURE_SLOG(LOG_ERROR, TAG_VCD, "[Server] NLU result(%s)", nlu_result);
+       SLOG(LOG_ERROR, TAG_VCD, "[Server] NLU result(%s)", nlu_result);
 
        if (VCD_RECOGNITION_MODE_RESTART_AFTER_REJECT == vcd_client_get_recognition_mode()) {
-               if (VCP_RESULT_EVENT_REJECTED == event) {
+               if (VCE_RESULT_EVENT_REJECTED == event) {
                        SLOG(LOG_DEBUG, TAG_VCD, "[Server] Restart by no or rejected result");
                        /* If no result and restart option is ON */
                        /* Send reject message */
                        bool temp = vcd_client_manager_get_exclusive();
                        vc_info_parser_set_result(all_result, event, msg, NULL, temp);
-                       if (0 != vcdc_send_result_to_manager(vcd_client_manager_get_pid(), VC_RESULT_TYPE_NOTIFICATION)) {
+                       ret = vcdc_send_result_to_manager(vcd_client_manager_get_pid(), VC_RESULT_TYPE_NOTIFICATION);
+                       if (0 != ret) {
                                SLOG(LOG_WARN, TAG_VCD, "[Server WARNING] Fail to send result");
                        }
 
                        g_restart_timer = ecore_timer_add(0, __restart_engine, NULL);
-                       return;
+                       return ret;
                }
                SLOG(LOG_DEBUG, TAG_VCD, "[Server] Stop recorder due to success");
                //vcd_recorder_stop();
@@ -489,13 +504,14 @@ static void __vcd_server_result_cb(vcp_result_event_e event, int* result_id, int
                SLOG(LOG_DEBUG, TAG_VCD, "[Server] Restart continuously");
                /* Restart option is ON */
                g_restart_timer = ecore_timer_add(0, __restart_engine, NULL);
-               if (VCP_RESULT_EVENT_REJECTED == event) {
+               if (VCE_RESULT_EVENT_REJECTED == event) {
                        bool temp = vcd_client_manager_get_exclusive();
                        vc_info_parser_set_result(all_result, event, msg, NULL, temp);
-                       if (0 != vcdc_send_result_to_manager(vcd_client_manager_get_pid(), VC_RESULT_TYPE_NOTIFICATION)) {
+                       ret = vcdc_send_result_to_manager(vcd_client_manager_get_pid(), VC_RESULT_TYPE_NOTIFICATION);
+                       if (0 != ret) {
                                SLOG(LOG_WARN, TAG_VCD, "[Server WARNING] Fail to send result");
                        }
-                       return;
+                       return ret;
                }
        }
 #if 1
@@ -503,7 +519,6 @@ static void __vcd_server_result_cb(vcp_result_event_e event, int* result_id, int
        /* Normal result */
        SLOG(LOG_DEBUG, TAG_VCD, "[Server] @ Get engine result @");
 
-       int ret = -1;
        vc_cmd_s* temp_cmd = NULL;
        vc_cmd_list_h vc_cmd_list = NULL;
 
@@ -512,7 +527,7 @@ static void __vcd_server_result_cb(vcp_result_event_e event, int* result_id, int
                vcd_client_manager_set_exclusive(false);
                vcd_config_set_service_state(VCD_STATE_READY);
                vcdc_send_service_state(VCD_STATE_READY);
-               return;
+               return VCD_ERROR_NONE;
        }
 
        /* priority filter */
@@ -521,7 +536,7 @@ static void __vcd_server_result_cb(vcp_result_event_e event, int* result_id, int
        int* filtered_id = (int*)calloc(count, sizeof(int));
        if (!filtered_id) {
                SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to allocate memory");
-               return;
+               return VCD_ERROR_OUT_OF_MEMORY;
        }
        int filtered_count = 0;
        int top_priority = VC_COMMAND_PRIORITY_BACKGROUND;
@@ -591,7 +606,7 @@ static void __vcd_server_result_cb(vcp_result_event_e event, int* result_id, int
                                                                free(filtered_id);
                                                                filtered_id = NULL;
                                                        }
-                                                       return;
+                                                       return VCD_ERROR_NONE;
                                                }
                                        }
                                }
@@ -699,7 +714,7 @@ static void __vcd_server_result_cb(vcp_result_event_e event, int* result_id, int
 
                vcd_client_manager_set_exclusive(false);
 
-               return;
+               return VCD_ERROR_NONE;
        } else {
                if (false == vcd_client_manager_get_exclusive()) {
                        int pid = vcd_client_widget_get_foreground_pid();
@@ -739,7 +754,7 @@ static void __vcd_server_result_cb(vcp_result_event_e event, int* result_id, int
 
        vc_cmd_list_destroy(vc_cmd_list, true);
 
-       return;
+       return VCD_ERROR_NONE;
 
 #else
        /* No result */
@@ -890,7 +905,7 @@ static void __vcd_server_result_cb(vcp_result_event_e event, int* result_id, int
 }
 
 #if 0
-static void __vcd_server_nlu_result_cb(vcp_result_event_e event, const char* nlu_result, void *user_data)
+static void __vcd_server_nlu_result_cb(vce_result_event_e event, const char* nlu_result, void *user_data)
 {
        SECURE_SLOG(LOG_DEBUG, TAG_VCD, "[Server] NLU result cb - event(%d)", event);
        SECURE_SLOG(LOG_DEBUG, TAG_VCD, "[Server] result (%s)", nlu_result);
@@ -904,7 +919,7 @@ static void __vcd_server_nlu_result_cb(vcp_result_event_e event, const char* nlu
 }
 #endif
 
-static void __vcd_server_error_cb(vcp_error_e error, const char* msg, void *user_data)
+int vcd_send_error(vce_error_e error, const char* msg, void *user_data)
 {
        SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Engine Error cb - reason(%d), msg(%s)", error, msg);
        ecore_main_loop_thread_safe_call_async(__cancel_by_error, NULL);
@@ -912,9 +927,14 @@ static void __vcd_server_error_cb(vcp_error_e error, const char* msg, void *user
        char* error_msg = NULL;
        if (NULL != msg) {
                error_msg = strdup(msg);
+               if (NULL == error_msg) {
+                       return VCD_ERROR_OUT_OF_MEMORY;
+               }
        }
 
-       if (0 != vcdc_send_error_signal_to_manager(vcd_client_manager_get_pid(), error, error_msg)) {
+       int ret = VCD_ERROR_NONE;
+       ret = vcdc_send_error_signal_to_manager(vcd_client_manager_get_pid(), error, error_msg);
+       if (VCD_ERROR_NONE != ret) {
                SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to send error signal");
        }
 
@@ -923,12 +943,12 @@ static void __vcd_server_error_cb(vcp_error_e error, const char* msg, void *user
                error_msg = NULL;
        }
 
-       return;
+       return ret;
 }
 
 /*
- * vcd server Interfaces
- */
+* vcd server Interfaces
+*/
 static void __vcd_file_clean_up()
 {
        SLOG(LOG_DEBUG, TAG_VCD, "== Old file clean up == ");
@@ -978,7 +998,7 @@ static int __vcd_db_clean_up()
        return ret;
 }
 
-int vcd_initialize()
+int vcd_initialize(vce_request_callback_s *callback)
 {
        int ret = 0;
 
@@ -999,8 +1019,7 @@ int vcd_initialize()
 
        vcd_config_set_service_state(VCD_STATE_NONE);
 
-       //ret = vcd_engine_agent_init(__vcd_server_pre_result_cb, __vcd_server_result_cb, __vcd_server_nlu_result_cb, __vcd_server_error_cb);
-       ret = vcd_engine_agent_init(__vcd_server_asr_result_cb, __vcd_server_result_cb, __vcd_server_nlg_result_cb, __vcd_server_error_cb);
+       ret = vcd_engine_agent_init();
        if (0 != ret) {
                SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to engine agent initialize : result(%d)", ret);
                return ret;
@@ -1011,21 +1030,8 @@ int vcd_initialize()
                return VCD_ERROR_OPERATION_FAILED;
        }
 
-       /* Find engine */
-       ret = vcd_engine_agent_initialize_current_engine();
-       if (0 != ret) {
-               if (VCD_ERROR_ENGINE_NOT_FOUND == ret)
-                       SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] There is No Voice control engine");
-               else
-                       SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to init engine");
-
-               g_is_engine = false;
-       } else {
-               g_is_engine = true;
-       }
-
        /* Load engine */
-       if (0 != vcd_engine_agent_load_current_engine()) {
+       if (0 != vcd_engine_agent_load_current_engine(callback)) {
                SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to load current engine");
                return VCD_ERROR_OPERATION_FAILED;
        }
@@ -1041,7 +1047,7 @@ int vcd_initialize()
        return 0;
 }
 
-void vcd_finalize()
+bool vcd_finalize()
 {
        GList *iter = NULL;
        if (0 < g_list_length(g_proc_list)) {
@@ -1064,14 +1070,17 @@ void vcd_finalize()
                }
                vcd_engine_recognize_cancel();
        }
+
        if (0 != vcd_recorder_destroy()) {
                SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to destroy recorder");
+               return false;
        } else {
                SLOG(LOG_DEBUG, TAG_VCD, "[Server] destroy recorder");
        }
 
        if (0 != vcd_engine_agent_release()) {
                SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to release engine");
+               return false;
        } else {
                SLOG(LOG_DEBUG, TAG_VCD, "[Server] release engine");
        }
@@ -1083,14 +1092,18 @@ void vcd_finalize()
 
        SLOG(LOG_ERROR, TAG_VCD, "[Server] mode finalize");
 
-       return;
+       return true;
 }
 
 static Eina_Bool __finalize_quit_ecore_loop(void *data)
 {
-       SLOG(LOG_ERROR, TAG_VCD, "[Server] quit ecore main loop");
-       ecore_main_loop_quit();
-       return EINA_FALSE;
+       bool ret = vcd_finalize();
+       if (false == ret) {
+               return EINA_TRUE;
+       } else {
+               ecore_main_loop_quit();
+               return EINA_FALSE;
+       }
 }
 
 static void __read_proc()
@@ -1317,20 +1330,10 @@ int vcd_server_get_foreground()
 
 
 /*
- * API for manager
- */
+* API for manager
+*/
 int vcd_server_mgr_initialize(int pid)
 {
-       if (false == g_is_engine) {
-               if (0 != vcd_engine_agent_initialize_current_engine()) {
-                       SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] No Engine");
-                       g_is_engine = false;
-                       return VCD_ERROR_ENGINE_NOT_FOUND;
-               } else {
-                       g_is_engine = true;
-               }
-       }
-
        /* check if pid is valid */
        if (false == vcd_client_manager_is_valid(pid)) {
                SLOG(LOG_ERROR, TAG_VCD, "[Server] old manager pid(%d) be removed", vcd_client_manager_get_pid());
@@ -1373,7 +1376,7 @@ int vcd_server_mgr_finalize(int pid)
 
        if (0 == vcd_client_get_ref_count()) {
                SLOG(LOG_DEBUG, TAG_VCD, "[Server] Connected client list is empty");
-               ecore_timer_add(0, __finalize_quit_ecore_loop, NULL);
+               ecore_timer_add(0.5, __finalize_quit_ecore_loop, NULL);
        }
 
        SLOG(LOG_ERROR, TAG_VCD, "[Server Success] Manager Finalize : pid(%d)", pid);
@@ -1431,7 +1434,7 @@ int vcd_server_mgr_set_audio_type(int pid, const char* audio_type)
        }
 
        int ret = 0;
-       vcp_audio_type_e type = VCP_AUDIO_TYPE_PCM_S16_LE;
+       vce_audio_type_e type = VCE_AUDIO_TYPE_PCM_S16_LE;
        int rate = 16000;
        int channel = 1;
 
@@ -1933,25 +1936,13 @@ int vcd_server_mgr_disable_command_type(int pid, int cmd_type)
 }
 
 /*
- * VC Server Functions for Client
- */
+* VC Server Functions for Client
+*/
 int vcd_server_initialize(int pid)
 {
-       if (false == g_is_engine) {
-               if (0 != vcd_engine_agent_initialize_current_engine()) {
-                       SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] No Engine");
-                       g_is_engine = false;
-                       return VCD_ERROR_ENGINE_NOT_FOUND;
-               } else {
-                       g_is_engine = true;
-               }
-       }
-
        if (false == vcd_engine_is_available_engine()) {
-               if (0 != vcd_engine_agent_initialize_current_engine()) {
-                       SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] No Engine");
-                       return VCD_ERROR_ENGINE_NOT_FOUND;
-               }
+               SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] No Engine");
+               return VCD_ERROR_ENGINE_NOT_FOUND;
        }
 
        /* check if pid is valid */
@@ -1986,7 +1977,7 @@ int vcd_server_finalize(int pid)
 
        if (0 == vcd_client_get_ref_count()) {
                SLOG(LOG_DEBUG, TAG_VCD, "[Server] Connected client list is empty");
-               ecore_timer_add(0, __finalize_quit_ecore_loop, NULL);
+               ecore_timer_add(0.5, __finalize_quit_ecore_loop, NULL);
        }
 
        SLOG(LOG_DEBUG, TAG_VCD, "[Server Success] Client Finalize : pid(%d)", pid);
@@ -2250,25 +2241,13 @@ int vcd_server_request_cancel(int pid)
 #endif
 
 /*
- * VC Server Functions for Widget lib
- */
+* VC Server Functions for Widget lib
+*/
 int vcd_server_widget_initialize(int pid)
 {
-       if (false == g_is_engine) {
-               if (0 != vcd_engine_agent_initialize_current_engine()) {
-                       SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] No Engine");
-                       g_is_engine = false;
-                       return VCD_ERROR_ENGINE_NOT_FOUND;
-               } else {
-                       g_is_engine = true;
-               }
-       }
-
        if (false == vcd_engine_is_available_engine()) {
-               if (0 != vcd_engine_agent_initialize_current_engine()) {
-                       SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] No Engine");
-                       return VCD_ERROR_ENGINE_NOT_FOUND;
-               }
+               SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] No Engine");
+               return VCD_ERROR_ENGINE_NOT_FOUND;
        }
 
        /* check if pid is valid */
@@ -2312,7 +2291,7 @@ int vcd_server_widget_finalize(int pid)
 
        if (0 == vcd_client_get_ref_count()) {
                SLOG(LOG_ERROR, TAG_VCD, "[Server] connected client list is empty");
-               ecore_timer_add(0, __finalize_quit_ecore_loop, NULL);
+               ecore_timer_add(0.5, __finalize_quit_ecore_loop, NULL);
                return 0;
        }
 
@@ -2471,3 +2450,153 @@ int vcd_server_set_language(const char* language)
 
        return ret;
 }
+/*
+* For engine service
+*/
+int vcd_get_foreach_command(vce_cmd_h vce_command, vce_command_cb callback, void* user_data)
+{
+       SLOG(LOG_DEBUG, TAG_VCD, "[Server] Get foreach command");
+
+       if (NULL == callback) {
+               SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] input parameter is NULL");
+               return VCD_ERROR_INVALID_PARAMETER;
+       }
+
+       int ret = 0;
+       ret = vcd_engine_agent_get_foreach_command(vce_command, callback, user_data);
+       if (0 != ret) {
+               SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to get foreach command : ret(%d)", ret);
+       }
+
+       return ret;
+}
+
+int vcd_get_command_count(vce_cmd_h vce_command)
+{
+       SLOG(LOG_DEBUG, TAG_VCD, "[Server] Get command count");
+
+       int ret = 0;
+       ret = vcd_engine_agent_get_command_count(vce_command);
+       if (0 > ret) {
+               SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to get command count : ret(%d)", ret);
+       }
+
+       return ret;
+}
+
+int vcd_get_audio_type(char** audio_type)
+{
+       SLOG(LOG_DEBUG, TAG_VCD, "[Server] Get audio type");
+
+       int ret = 0;
+       ret = vcd_engine_agent_get_audio_type(audio_type);
+       if (0 != ret) {
+               SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to get audio type : ret(%d)", ret);
+       }
+
+       return ret;
+}
+
+int vcd_set_private_data(const char* key, const char* data)
+{
+       vcd_state_e state = vcd_config_get_service_state();
+
+       if (VCD_STATE_READY != state) {
+               SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Current state(%d) is NOT 'READY'", state);
+               return VCD_ERROR_INVALID_STATE;
+       }
+
+       int ret = vcd_engine_agent_set_private_data(key, data);
+       if (0 != ret) {
+               SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to set private data to the manager client : ret(%d)", ret);
+       } else {
+               SLOG(LOG_DEBUG, TAG_VCD, "[Server] Set private data to the manager client, key(%s), data(%s)", key, data);
+       }
+
+       return ret;
+}
+
+int vcd_get_private_data(const char* key, char** data)
+{
+       vcd_state_e state = vcd_config_get_service_state();
+
+       if (VCD_STATE_READY != state) {
+               SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Current state(%d) is NOT 'READY'", state);
+               return VCD_ERROR_INVALID_STATE;
+       }
+
+       int ret = vcd_engine_agent_get_private_data(key, data);
+       if (0 != ret) {
+               SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to get private data from the manager client : ret(%d)", ret);
+       } else {
+               SLOG(LOG_DEBUG, TAG_VCD, "[Server] Get private data from the manager client, key(%s), data(%s)", key, data);
+       }
+
+       return ret;
+}
+
+int vcd_start_recording()
+{
+       SLOG(LOG_DEBUG, TAG_VCD, "[Server] Start recording");
+
+       int ret = 0;
+       ret = vcd_engine_agent_start_recording();
+       if (0 != ret) {
+               SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to start recording : ret(%d)", ret);
+       }
+
+       return ret;
+}
+
+int vcd_stop_recording()
+{
+       SLOG(LOG_DEBUG, TAG_VCD, "[Server] Stop recording");
+
+       int ret = 0;
+       ret = vcd_engine_agent_stop_recording();
+       if (0 != ret) {
+               SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to stop recording : ret(%d)", ret);
+       }
+
+       return ret;
+}
+
+int vcd_set_private_data_set_cb(vce_private_data_set_cb callback_func)
+{
+       SLOG(LOG_DEBUG, TAG_VCD, "[Server] Set private data set cb");
+
+       int ret = 0;
+       ret = vcd_engine_agent_set_private_data_set_cb(callback_func);
+       if (0 != ret) {
+               SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to set private data set cb : ret(%d)", ret);
+       }
+
+       return ret;
+}
+
+int vcd_set_private_data_requested_cb(vce_private_data_requested_cb callback_func)
+{
+       SLOG(LOG_DEBUG, TAG_VCD, "[Server] Set private data requested cb");
+
+       int ret = 0;
+       ret = vcd_engine_agent_set_private_data_requested_cb(callback_func);
+       if (0 != ret) {
+               SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to set private data requested cb : ret(%d)", ret);
+       }
+
+       return ret;
+}
+
+int vcd_set_nlu_base_info_requested_cb(vce_nlu_base_info_requested_cb callback_func)
+{
+       SLOG(LOG_DEBUG, TAG_VCD, "[Server] Set nlu base info requested cb");
+
+       int ret = 0;
+       ret = vcd_engine_agent_set_nlu_base_info_requested_cb(callback_func);
+       if (0 != ret) {
+               SLOG(LOG_ERROR, TAG_VCD, "[Server ERROR] Fail to set nlu base info requested cb : ret(%d)", ret);
+       }
+
+       return ret;
+}
+