Clean: divide soundmanager.c into interface part and proxy part

* interface part ... soundmanager
   This receives request and send event to clients
* proxy part ... am_proxy_audiomanager
   This is the proxy to call and receive audiomanager API

Change-Id: If29643ba3356ec1d7ec87468b023cf8809aa4eb3
Signed-off-by: Kazumasa Mitsunari <knimitz@witz-inc.co.jp>

10 files changed, 1128 insertions, 636 deletions

diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 30adbd8..f157b7d 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -25,6 +25,8 @@ pkg_check_modules(sm_binding_depends afb-daemon glib-2.0 gio-2.0 gio-unix-2.0 js
 set(binding_sm_sources
   soundmanager.c
   sm-helper.c
+  sm-error.c
+  audiomanager_proxy.c
   dbus/audio_manager_interface.c)
 
 option(ENABLE_AGL_AHL "Implement AGL High Level API" ON)
diff --git a/src/audiomanager_proxy.c b/src/audiomanager_proxy.c
new file mode 100644
index 0000000..d1ace2c
--- /dev/null
+++ b/src/audiomanager_proxy.c
@@ -0,0 +1,697 @@
+/*
+ * Copyright (c) 2017 TOYOTA MOTOR CORPORATION
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <glib.h>
+#include <assert.h>
+#include <pthread.h>
+#include "audiomanager_proxy.h"
+#include "sm-helper.h"
+#include "dbus/audio_manager_interface.h"
+
+static AudiomanagerCommandinterface *am_cmd_bus;
+static AudiomanagerRoutinginterface *am_route_bus;
+static AudiomanagerRoutingSoundmanager *sm_adapter;
+static AudiomanagerRoutingSoundmanagerIface* sm_itf;
+static GDBusConnection* system_conn = NULL;
+
+static am_event _am_event = {0};
+static am_instruction _am_instruction = {0};
+static void *dbus_event_loop_run(void *args);
+
+/*
+********** Callback Function invoked by Audio Manager Command Interface**********
+*/
+static void _on_new_main_connection(AudiomanagerCommandinterface* interface,
+    GVariant* mainConnection)
+{
+    AFB_DEBUG("%s is called",__FUNCTION__);
+
+    guint16 mcid, srcid, sinkid;
+    gint16 delay, constate;
+    g_variant_get(
+        mainConnection,"(qqqnn)", &mcid, &srcid, &sinkid, &delay, &constate);
+
+    _am_event.on_new_main_connection(mcid, srcid, sinkid, delay, constate);
+}
+
+static void _on_removed_main_connection(
+    AudiomanagerCommandinterface* interface, guint16 mainConnectionID)
+{
+    AFB_DEBUG("%s is called",__FUNCTION__);
+
+    _am_event.on_removed_main_connection(mainConnectionID);
+}
+
+static void _on_main_connection_state_changed(
+    AudiomanagerCommandinterface* interface, guint16 connectionID, gint16 connectionState)
+{
+    AFB_DEBUG("%s is called",__FUNCTION__);
+    _am_event.on_main_connection_state_changed(connectionID, connectionState);
+}
+
+static void _on_volume_changed(
+            AudiomanagerCommandinterface* interface, guint16 sinkID, gint16 volume)
+{
+    AFB_DEBUG("%s is called",__FUNCTION__);
+    _am_event.on_volume_changed(sinkID, volume);
+}
+
+static void _on_sink_mute_state_changed(
+            AudiomanagerCommandinterface* interface, guint16 sinkID, gint16 mute)
+{
+    AFB_DEBUG("%s is called",__FUNCTION__);
+    _am_event.on_sink_mute_state_changed(sinkID, mute);
+}
+
+/*
+********** Callback Function invoked by Audio Manager Routing Interface**********
+*/
+static void _on_set_routing_ready(
+            AudiomanagerRoutinginterface* interface)
+{
+    AFB_DEBUG("%s is called",__FUNCTION__);
+    _am_event.on_set_routing_ready();
+}
+
+static void _on_set_routing_rundown(
+            AudiomanagerRoutinginterface* interface)
+{
+    AFB_DEBUG("%s is called",__FUNCTION__);
+    _am_event.on_set_routing_rundown();
+}
+
+static ErrorCode check_send_error(GError *err, guint16 result){
+    if(err != NULL){
+        return UNABLE_SEND;
+    }
+    return result;
+}
+
+static gboolean _on_async_abort(
+    AudiomanagerRoutingSoundmanager *object,
+    GDBusMethodInvocation *invocation,
+    guint16 arg_handle)
+{
+    AFB_DEBUG( "%s called", __FUNCTION__);
+    _am_instruction.on_async_abort((int)arg_handle);
+    return TRUE;
+}
+
+static gboolean _on_async_connect(
+    AudiomanagerRoutingSoundmanager *object,
+    GDBusMethodInvocation *invocation,
+    guint16 arg_handle,
+    guint16 arg_connectionID,
+    guint16 arg_sourceID,
+    guint16 arg_sinkID,
+    gint arg_connectionFormat)
+{
+    AFB_DEBUG( "%s called", __FUNCTION__);
+    int handle = (int)arg_handle;
+    int connection = (int)arg_connectionID;
+    int source = (int)arg_sourceID;
+    int sink   = (int)arg_sinkID;
+    int connection_format = (int)arg_connectionFormat;
+    _am_instruction.on_async_connect(handle, connection,
+        source, sink, connection_format);
+    int ack_ok = 0;
+    ErrorCode ec = am_proxy_ack_connect(handle, connection, ack_ok);
+    if(ec == UNABLE_SEND)
+    {
+        AFB_ERROR( "Can't send ackConnect", __FUNCTION__);
+        return FALSE;
+    }
+    return TRUE;
+}
+
+static gboolean _on_async_disconnect(
+    AudiomanagerRoutingSoundmanager *object,
+    GDBusMethodInvocation *invocation,
+    guint16 arg_handle,
+    guint16 arg_connectionID)
+{
+    AFB_DEBUG( "%s called", __FUNCTION__);
+    int handle = (int)arg_handle;
+    int connection = (int)arg_connectionID;
+    _am_instruction.on_async_disconnect(handle, connection);
+    GError* err = NULL;
+    int ack_ok = 0;
+
+    ErrorCode ec = am_proxy_ack_disconnect(handle, connection, ack_ok);
+    if(ec == UNABLE_SEND)
+    {
+        AFB_ERROR( "Can't send ack to sound manager adapter %s", __FUNCTION__);
+        return FALSE;
+    }
+    return TRUE;
+}
+
+static gboolean _on_async_set_sink_volume(
+    AudiomanagerRoutingSoundmanager *object,
+    GDBusMethodInvocation *invocation,
+    guint16 arg_handle,
+    guint16 arg_sinkID,
+    gint16 arg_volume,
+    gint16 arg_ramp,
+    guint16 arg_time)
+{
+    AFB_DEBUG( "%s called", __FUNCTION__);
+    int handle = (int)arg_handle;
+    int sink   = (int)arg_sinkID;
+    int volume = (int)arg_volume;
+    int ramp = (int)arg_ramp;
+    int time = (int)arg_time;
+    GError* err = NULL;
+    int ack_ok = 0;
+    ErrorCode ec = audiomanager_routinginterface_call_ack_set_sink_volume_sync(
+        am_route_bus,
+        arg_handle,
+        arg_volume,
+        ack_ok, NULL, &err);
+    if(ec == UNABLE_SEND);{
+        AFB_ERROR( "Can't send ack to sound manager adapter %s", __FUNCTION__);
+        return FALSE;
+    }
+    return TRUE;
+}
+
+static gboolean _on_async_set_source_state(
+    AudiomanagerRoutingSoundmanager *object,
+    GDBusMethodInvocation *invocation,
+    guint16 arg_handle,
+    guint16 arg_sourceID,
+    gint arg_sourceState)
+{
+    int handle = (int)arg_handle;
+    int source = (int)arg_sourceID;
+    int source_state   = (int)arg_sourceState;
+    AFB_DEBUG( "%s called", __FUNCTION__);
+    _am_instruction.on_async_set_source_state(handle, source, source_state);
+    return TRUE;
+}
+
+/*
+********** API which calls audio manager API **********
+*/
+ErrorCode am_proxy_connect(int source, int sink, int *main_connection_id){
+    if(is_range_over_guint16(source) == OUT_RANGE || is_range_over_guint16(sink) == OUT_RANGE){
+        return OUT_RANGE;
+    }
+    AFB_DEBUG("Call %s: source:%d sink:%d", __FUNCTION__, source, sink);
+
+    guint16 connection_id = 0, ret = 0;
+    ErrorCode ec;
+    GError *err = NULL;
+
+    assert(am_cmd_bus != NULL);
+
+    audiomanager_commandinterface_call_connect_sync(
+        am_cmd_bus,
+        (guint16)source, (guint16)sink,
+        &ret, &connection_id,
+        NULL, &err);
+    *main_connection_id = (int)connection_id;
+    ec = check_send_error(err, ret);
+    return ec;
+}
+
+ErrorCode am_proxy_disconnect(int main_connection_id){
+    AFB_DEBUG("Call %s: mainConnectionID:%d", __FUNCTION__, main_connection_id);
+    if(is_range_over_guint16(main_connection_id) == OUT_RANGE){
+        return OUT_RANGE;
+    }
+    guint16 ret = 0;
+    ErrorCode ec;
+    GError *err = NULL;
+
+    assert(am_cmd_bus != NULL);
+    audiomanager_commandinterface_call_disconnect_sync(
+        am_cmd_bus,
+        (guint16)main_connection_id,
+        &ret,
+        NULL, &err);
+    ec = check_send_error(err, ret);
+    return ec;
+}
+
+ErrorCode am_proxy_set_volume(int sink, int volume){
+    AFB_DEBUG("Call %s: sink:%d volume:%d", __FUNCTION__, sink, volume);
+    if(is_range_over_guint16(sink) == OUT_RANGE && is_range_over_gint16(volume) == OUT_RANGE){
+        return OUT_RANGE;
+    }
+    guint16 ret = 0;
+    ErrorCode ec;
+    GError *err = NULL;
+
+    assert(am_cmd_bus != NULL);
+    audiomanager_commandinterface_call_set_volume_sync(
+        am_cmd_bus,
+        (guint16)sink,
+        (gint16)volume,
+        &ret, NULL, &err);
+    ec = check_send_error(err, ret);
+    return ec;
+}
+
+ErrorCode am_proxy_volume_step(int sink, int volume){
+    AFB_DEBUG("Call %s: sink:%d volume:%d", __FUNCTION__, sink, volume);
+    if(is_range_over_guint16(sink) == OUT_RANGE && is_range_over_gint16(volume) == OUT_RANGE){
+        return OUT_RANGE;
+    }
+    guint16 ret = 0;
+    ErrorCode ec;
+    GError *err = NULL;
+
+    assert(am_cmd_bus != NULL);
+    audiomanager_commandinterface_call_volume_step_sync(
+        am_cmd_bus,
+        (guint16)sink,
+        (gint16)volume,
+        &ret, NULL, &err);
+    ec = check_send_error(err, ret);
+    return ec;
+}
+
+ErrorCode am_proxy_set_sink_mute_state(int sink, int mute_state){
+    AFB_DEBUG("Call %s: sink:%d mute_state:%d", __FUNCTION__, sink, mute_state);
+    if(is_range_over_guint16(sink) == OUT_RANGE || is_range_over_gint16(mute_state) == OUT_RANGE){
+        return OUT_RANGE;
+    }
+    guint16 ret = 0;
+    ErrorCode ec;
+    GError *err = NULL;
+
+    assert(am_cmd_bus != NULL);
+    audiomanager_commandinterface_call_set_sink_mute_state_sync(
+        am_cmd_bus,
+        (guint16)sink, (gint16)mute_state,
+        &ret, NULL, &err);
+    ec = check_send_error(err, ret);
+    return ec;
+}
+
+ErrorCode am_proxy_get_list_main_connections(GVariant** connection_list){
+    guint16 ret = 0;
+    ErrorCode ec;
+    GError *err = NULL;
+
+    AFB_DEBUG("Call %s", __FUNCTION__);
+    assert(am_cmd_bus != NULL);
+    audiomanager_commandinterface_call_get_list_main_connections_sync(
+        am_cmd_bus,
+        &ret,
+        connection_list,
+        NULL,
+        &err
+    );
+    ec = check_send_error(err, ret);
+    return ec;
+}
+
+ErrorCode am_proxy_get_list_main_sources(GVariant** source_list){
+    guint16 ret = 0;
+    ErrorCode ec;
+    GError *err = NULL;
+
+    AFB_DEBUG("Call %s", __FUNCTION__);
+    assert(am_cmd_bus != NULL);
+    audiomanager_commandinterface_call_get_list_main_sources_sync(
+        am_cmd_bus,
+        &ret,
+        source_list,
+        NULL,
+        &err
+    );
+    ec = check_send_error(err, ret);
+    return ec;
+}
+
+ErrorCode am_proxy_get_list_main_sinks(GVariant** sink_list){
+    guint16 ret = 0;
+    ErrorCode ec;
+    GError *err = NULL;
+
+    AFB_DEBUG("Call %s", __FUNCTION__);
+    assert(am_cmd_bus != NULL);
+    audiomanager_commandinterface_call_get_list_main_sinks_sync(
+        am_cmd_bus,
+        &ret,
+        sink_list,
+        NULL,
+        &err
+    );
+    ec = check_send_error(err, ret);
+    return ec;
+}
+
+ErrorCode am_proxy_ack_connect(int handle, int connection_id, int usr_err){
+    AFB_DEBUG("Call %s handle:%d connectionID:%d error:%d", __FUNCTION__, handle, connection_id, usr_err);
+    if(is_range_over_guint16(handle) == OUT_RANGE ||
+       is_range_over_guint16(connection_id) == OUT_RANGE ||
+       is_range_over_guint16(usr_err) == OUT_RANGE){
+        return OUT_RANGE;
+    }
+
+    assert(am_route_bus != NULL);
+    GError *err = NULL;
+
+    audiomanager_routinginterface_call_ack_connect_sync(
+        am_route_bus,
+        (guint16)handle,
+        (guint16)connection_id,
+        (guint16)usr_err, NULL, &err);
+    return OK;
+}
+
+ErrorCode am_proxy_ack_disconnect(int handle, int connection_id, int usr_err){
+    AFB_DEBUG("Call %s handle:%d connectionID:%d error:%d", __FUNCTION__, handle, connection_id, usr_err);
+    if(is_range_over_guint16(handle) == OUT_RANGE ||
+       is_range_over_guint16(connection_id) == OUT_RANGE ||
+       is_range_over_guint16(usr_err) == OUT_RANGE){
+        return OUT_RANGE;
+    }
+    assert(am_route_bus != NULL);
+    GError *err = NULL;
+    audiomanager_routinginterface_call_ack_disconnect_sync(
+        am_route_bus,
+        (guint16)handle,
+        (guint16)connection_id,
+        (guint16)usr_err,NULL, &err);
+    return OK;
+}
+
+ErrorCode am_proxy_ack_set_source_state(int handle, int usr_err){
+    AFB_DEBUG("Call %s handle:%d error:%d", __FUNCTION__, handle, usr_err);
+    if(is_range_over_guint16(handle) == OUT_RANGE ||
+       is_range_over_guint16(usr_err) == OUT_RANGE){
+        return OUT_RANGE;
+    }
+
+    assert(am_route_bus != NULL);
+    GError *err = NULL;
+    audiomanager_routinginterface_call_ack_set_source_state_sync(
+        am_route_bus,
+        (guint16)handle,
+        (guint16)usr_err,
+        NULL, &err);
+    return OK;
+}
+
+ErrorCode am_proxy_register_source(GVariant *source_data, int *source){
+    AFB_DEBUG("Call %s", __FUNCTION__);
+    assert(am_route_bus != NULL);
+    guint16 ret = 0, g_source = 0;
+    ErrorCode ec;
+    GError *err = NULL;
+
+    audiomanager_routinginterface_call_register_source_sync(
+        am_route_bus,
+        source_data,
+        &g_source,
+        &ret,
+        NULL, &err);
+
+    *source = (int)g_source;
+    ec = check_send_error(err, ret);
+    return ec;
+}
+
+ErrorCode am_proxy_deregister_source(int source){
+    AFB_DEBUG("Call %s source:%d", __FUNCTION__, source);
+    if(is_range_over_guint16(source) == OUT_RANGE){
+        return OUT_RANGE;
+    }
+    guint16 ret = 0;
+    ErrorCode ec;
+    GError *err = NULL;
+
+    assert(am_route_bus != NULL);
+    audiomanager_routinginterface_call_deregister_source_sync(
+        am_route_bus,
+        (guint16)source,
+        &ret,
+        NULL, &err
+    );
+    ec = check_send_error(err, ret);
+    return ec;
+}
+
+ErrorCode am_proxy_register_domain(GVariant* domain_data, int *domain){
+    guint16 ret = 0, g_domain = 0;
+    ErrorCode ec;
+    GError *err = NULL;
+
+    assert(am_route_bus != NULL);
+    assert(domain_data);
+    AFB_DEBUG("Call %s", __FUNCTION__);
+    audiomanager_routinginterface_call_register_domain_sync(
+        am_route_bus,
+        domain_data,
+        SOUND_MANAGER_BUS_NAME,
+        SOUND_MANAGER_PATH,
+        SOUND_MANAGER_RETURN_INTERFACE,
+        &g_domain, &ret,
+        NULL, &err);
+
+    *domain = (int)g_domain;
+    ec = check_send_error(err, ret);
+    return ec;
+}
+
+GVariant* create_domain_data(struct domain_data* domain){
+    /*
+    *  This function doesn't check the range of guint32 or gint16
+    *  Soundmanager must keep the input data is between the size of type.
+    *  This function is considered to be only used by soundmanager.
+    */
+    GVariantBuilder builder;
+    g_variant_builder_init (&builder, G_VARIANT_TYPE ("(qsssbbn)"));
+    g_variant_builder_add (&builder, "q", (guint16)domain->domainID);
+    g_variant_builder_add (&builder, "s", domain->name);
+    g_variant_builder_add (&builder, "s", domain->busname);
+    g_variant_builder_add (&builder, "s", domain->nodename);
+    g_variant_builder_add (&builder, "b", (gboolean)domain->early);
+    g_variant_builder_add (&builder, "b", (gboolean)domain->complete);
+    g_variant_builder_add (&builder, "n", (gint16)domain->state);
+    AFB_DEBUG("create domainData");
+    return g_variant_builder_end (&builder);
+}
+
+GVariant* create_source_data(int sourceID, int domainID, const char* appname, int sourceClassID,
+    int sourceState, int volume, bool visible, struct availability_s availables,
+    int interrupt,  struct sound_property_s soundPropertyList, int connectionFormatList,
+    struct main_sound_property_s mainPropertyList, struct notification_config_s NConfRouting,
+    struct notification_config_s NConfCommand)
+{
+    GVariantBuilder builder;
+    if(is_range_over_guint16(sourceID) == OUT_RANGE ||
+        is_range_over_guint16(domainID) == OUT_RANGE ||
+        is_range_over_gint16(volume) == OUT_RANGE ||
+        is_range_over_guint16(interrupt) == OUT_RANGE ||
+        is_range_over_gint16(soundPropertyList.value) == OUT_RANGE ||
+        is_range_over_gint16(mainPropertyList.value) == OUT_RANGE ||
+        is_range_over_gint16(NConfRouting.parameter) == OUT_RANGE ||
+        is_range_over_gint16(NConfCommand.parameter) == OUT_RANGE)
+    {
+        return NULL;
+    }
+    g_variant_builder_init (&builder, G_VARIANT_TYPE ("(qqsqinb(ii)qa(in)aia(in)a(iin)a(iin))"));
+    g_variant_builder_add (&builder, "q", (guint16)sourceID);
+    g_variant_builder_add (&builder, "q", (guint16)domainID);
+    g_variant_builder_add (&builder, "s", appname);
+    g_variant_builder_add (&builder, "q", (guint16)sourceClassID);
+    g_variant_builder_add (&builder, "i", (gint32)sourceState);
+    g_variant_builder_add (&builder, "n", (gint16)volume);
+    g_variant_builder_add (&builder, "b", (gboolean)visible);
+    g_variant_builder_add (&builder, "(ii)", (gint32)availables.availability, (gint32)availables.avalilable_reason);
+    g_variant_builder_add (&builder, "q", (guint16)interrupt);
+
+    g_variant_builder_open(&builder, G_VARIANT_TYPE("a(in)"));
+    g_variant_builder_open(&builder, G_VARIANT_TYPE("(in)"));
+    g_variant_builder_add (&builder, "i", (gint32)soundPropertyList.type);
+    g_variant_builder_add (&builder, "n", (gint16)soundPropertyList.value);
+    g_variant_builder_close(&builder);
+    g_variant_builder_close (&builder);
+
+    g_variant_builder_open(&builder, G_VARIANT_TYPE("ai"));
+    g_variant_builder_add (&builder, "i", (gint32)connectionFormatList);
+    g_variant_builder_close (&builder);
+
+    g_variant_builder_open(&builder, G_VARIANT_TYPE("a(in)"));
+    g_variant_builder_open(&builder, G_VARIANT_TYPE("(in)"));
+    g_variant_builder_add (&builder, "i", (gint32)mainPropertyList.type);
+    g_variant_builder_add (&builder, "n", (gint16)mainPropertyList.value);
+    g_variant_builder_close (&builder);
+    g_variant_builder_close(&builder);
+
+    g_variant_builder_open(&builder, G_VARIANT_TYPE("a(iin)"));
+    g_variant_builder_open(&builder, G_VARIANT_TYPE("(iin)"));
+    g_variant_builder_add (&builder, "i", (gint32)NConfRouting.type);
+    g_variant_builder_add (&builder, "i", (gint32)NConfRouting.status);
+    g_variant_builder_add (&builder, "n", (gint16)NConfRouting.parameter);
+    g_variant_builder_close(&builder);
+    g_variant_builder_close (&builder);
+
+
+    g_variant_builder_open(&builder, G_VARIANT_TYPE("a(iin)"));
+    g_variant_builder_open(&builder, G_VARIANT_TYPE("(iin)"));
+    g_variant_builder_add (&builder, "i", (gint32)NConfCommand.type);
+    g_variant_builder_add (&builder, "i", (gint32)NConfCommand.status);
+    g_variant_builder_add (&builder, "n", (gint16)NConfCommand.parameter);
+    g_variant_builder_close(&builder);
+    g_variant_builder_close (&builder);
+
+    AFB_DEBUG("create sourceData");
+    return g_variant_builder_end (&builder);
+}
+
+static void *dbus_event_loop_run(void *args)
+{
+    GMainLoop* loop = g_main_loop_new(NULL, FALSE);
+    g_main_loop_run(loop);
+}
+
+ErrorCode initialize_proxy(){
+    if(am_cmd_bus || am_route_bus)
+    {
+        return NOT_INITIALIZED;
+    }
+    am_cmd_bus = audiomanager_commandinterface_proxy_new_for_bus_sync(
+        G_BUS_TYPE_SYSTEM,
+        G_DBUS_PROXY_FLAGS_NONE,
+        AM_NAME,
+        AM_CMD_PATH,
+        NULL,
+        NULL
+        );
+    if(!am_cmd_bus){
+        AFB_ERROR("Failed to create command interface");
+    }
+    am_route_bus = audiomanager_routinginterface_proxy_new_for_bus_sync(
+        G_BUS_TYPE_SYSTEM,
+        G_DBUS_PROXY_FLAGS_NONE,
+        AM_NAME,
+        AM_ROUTE_PATH,
+        NULL,
+        NULL
+        );
+    if(!am_route_bus){
+        AFB_ERROR("Failed to create routing interface");
+    }
+    return (am_cmd_bus && am_route_bus) ? OK : UNABLE_SEND;
+}
+
+void close_proxy(){
+    if(am_cmd_bus) free(am_cmd_bus);
+    if(am_route_bus) free(am_route_bus);
+}
+
+void set_event_callback(const am_event* callback){
+    assert(am_cmd_bus != NULL);
+    assert(am_route_bus != NULL);
+    /* initialize signal from audio manager command interface */
+    _am_event.on_main_connection_state_changed = callback->on_main_connection_state_changed;
+    _am_event.on_new_main_connection = callback->on_new_main_connection;
+    _am_event.on_removed_main_connection = callback->on_removed_main_connection;
+    _am_event.on_set_routing_ready = callback->on_set_routing_ready;
+    _am_event.on_set_routing_rundown = callback->on_set_routing_rundown;
+    _am_event.on_sink_mute_state_changed = callback->on_sink_mute_state_changed;
+    _am_event.on_volume_changed = callback->on_volume_changed;
+
+    g_signal_connect(am_cmd_bus, "volume_changed",
+        G_CALLBACK(_on_volume_changed),         NULL);
+    g_signal_connect(am_cmd_bus, "new_main_connection",
+        G_CALLBACK(_on_new_main_connection),    NULL);
+    g_signal_connect(am_cmd_bus, "removed_main_connection",
+        G_CALLBACK(_on_removed_main_connection),NULL);
+    g_signal_connect(am_cmd_bus, "sink_mute_state_changed",
+        G_CALLBACK(_on_sink_mute_state_changed),NULL);
+    g_signal_connect(am_cmd_bus, "main_connection_state_changed",
+        G_CALLBACK(_on_main_connection_state_changed), NULL);
+    g_signal_connect(am_route_bus, "set_routing_ready",
+        G_CALLBACK(_on_set_routing_ready),      NULL);
+    g_signal_connect(am_route_bus, "set_routing_rundown",
+        G_CALLBACK(_on_set_routing_rundown),    NULL);
+}
+
+static void on_bus_acquired(GDBusConnection *connection, const gchar *name, gpointer user_data){
+    GError* error = NULL;
+    AFB_DEBUG("%s is called", __FUNCTION__);
+
+    sm_adapter = audiomanager_routing_soundmanager_skeleton_new();
+    sm_itf = AUDIOMANAGER_ROUTING_SOUNDMANAGER_GET_IFACE(sm_adapter);
+
+    /* initialize sound manager adapter */
+    sm_itf->handle_async_abort            = _on_async_abort;
+    sm_itf->handle_async_connect          = _on_async_connect;
+    sm_itf->handle_async_disconnect       = _on_async_disconnect;
+    sm_itf->handle_async_set_sink_volume  = _on_async_set_sink_volume;
+    sm_itf->handle_async_set_source_state = _on_async_set_source_state;
+
+    int sigret = g_signal_connect(sm_adapter, "handle-async-abort", G_CALLBACK(_on_async_abort),NULL);
+    sigret     = g_signal_connect(sm_adapter, "handle-async-connect", G_CALLBACK(_on_async_connect),NULL);
+    sigret     = g_signal_connect(sm_adapter, "handle-async-disconnect", G_CALLBACK(_on_async_disconnect),NULL);
+    sigret     = g_signal_connect(sm_adapter, "handle-async-set-sink-volume", G_CALLBACK(_on_async_set_sink_volume),NULL);
+    sigret     = g_signal_connect(sm_adapter, "handle-async-set-source-state", G_CALLBACK(_on_async_set_source_state),NULL);
+
+    AFB_DEBUG("register %s", AUDIOMANAGER_ROUTING_SOUNDMANAGER_SKELETON(sm_adapter));
+
+    gboolean rc = g_dbus_interface_skeleton_export(G_DBUS_INTERFACE_SKELETON(sm_adapter), connection, SOUND_MANAGER_PATH, &error);
+    AFB_DEBUG("export soundmanager path result: %d", rc);
+    if (FALSE == rc)
+    {
+        AFB_ERROR( "failed to export");
+        g_error_free(error);
+        g_object_unref(connection);
+    }
+}
+
+static void on_name_acquired(GDBusConnection *connection, const gchar *name, gpointer user_data){
+    AFB_DEBUG("%s is called", __FUNCTION__);
+}
+
+static void on_name_lost(GDBusConnection *connection, const gchar *name, gpointer user_data){
+    AFB_DEBUG("bus name is lost");
+    // TODO: soundmanager should register current status?
+}
+
+ErrorCode open_soundmanager_interface(const am_instruction *callback){
+    _am_instruction.on_async_abort            = callback->on_async_abort;
+    _am_instruction.on_async_connect          = callback->on_async_connect;
+    _am_instruction.on_async_disconnect       = callback->on_async_disconnect;
+    _am_instruction.on_async_set_sink_volume  = callback->on_async_set_sink_volume;
+    _am_instruction.on_async_set_source_state = callback->on_async_set_source_state;
+
+    guint owner_id = g_bus_own_name(G_BUS_TYPE_SYSTEM, SOUND_MANAGER_BUS_NAME, G_BUS_NAME_OWNER_FLAGS_NONE,
+        on_bus_acquired, on_name_acquired, on_name_lost, NULL/* (gpointer)callback */, NULL);
+    // see https://developer.gnome.org/gio/stable/gio-Owning-Bus-Names.html#g-bus-own-name
+
+    pthread_t thread_id;
+    int ret = pthread_create(&thread_id, NULL, dbus_event_loop_run, NULL);
+    if(ret != 0)
+    {
+        AFB_ERROR("Failed to create thread");
+        g_bus_unown_name(owner_id);
+        close_soundmanager_inerface();
+        close_proxy();
+        return NOT_INITIALIZED;
+    }
+    return OK;
+}
+
+void close_soundmanager_inerface(){
+    g_dbus_interface_skeleton_unexport(G_DBUS_INTERFACE_SKELETON(sm_adapter));
+}
diff --git a/src/audiomanager_proxy.h b/src/audiomanager_proxy.h
new file mode 100644
index 0000000..5a2427b
--- /dev/null
+++ b/src/audiomanager_proxy.h
@@ -0,0 +1,97 @@
+/*
+ * Copyright (c) 2017 TOYOTA MOTOR CORPORATION
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef AUDIO_MANAGER_PROXY_H
+#define AUDIO_MANAGER_PROXY_H
+#include <glib.h>
+#include <stdbool.h>
+#include "sm-def.h"
+
+typedef struct audiomanager_event{
+    void (*on_new_main_connection)(int connection, int source, int sink, int delay, int connection_state);
+    void (*on_removed_main_connection)(int connection);
+    void (*on_main_connection_state_changed)(int connection, int connection_state);
+    void (*on_volume_changed)(int sink, int volume);
+    void (*on_sink_mute_state_changed)(int sink, int mute);
+    void (*on_set_routing_ready)(void);
+    void (*on_set_routing_rundown)(void);
+} am_event;
+
+typedef struct audiomanager_instruction{
+    void (*on_async_abort)(int handle);
+    void (*on_async_connect)(int handle, int connection, int source, int sink, int connection_format);
+    void (*on_async_disconnect)(int handle, int connection);
+    void (*on_async_set_sink_volume)(int handle, int sink, int volume, int ramp, int time);
+    void (*on_async_set_source_state)(int handle, int source, int source_state);
+} am_instruction;
+
+struct domain_data{
+    int     domainID;
+    char*   name;
+    char*   busname;
+    char*   nodename;
+    bool    early;
+    bool    complete;
+    int     state;
+};
+
+struct sound_property_s{
+    int type;
+    int value;
+};
+struct availability_s{
+    int availability;
+    int avalilable_reason;
+};
+struct notification_config_s{
+    int type;
+    int status;
+    int parameter;
+};
+struct main_sound_property_s{
+    int type;    /* am_CustomMainSoundPropertyType_t */
+    int value;
+};
+
+ErrorCode am_proxy_connect(int source, int sink, int *main_connection_id);
+ErrorCode am_proxy_disconnect(int main_connection_id);
+ErrorCode am_proxy_set_volume(int sink, int volume);
+ErrorCode am_proxy_volume_step(int sink, int volume);
+ErrorCode am_proxy_set_sink_mute_state(int sink, int mute_state);
+ErrorCode am_proxy_get_list_main_connections(GVariant** connection_list);
+ErrorCode am_proxy_get_list_main_sources(GVariant** source_list);
+ErrorCode am_proxy_get_list_main_sinks(GVariant** sink_list);
+ErrorCode am_proxy_ack_connect(int handle, int connection_id, int usr_err);
+ErrorCode am_proxy_ack_disconnect(int handle, int connection_id, int usr_err);
+ErrorCode am_proxy_ack_set_source_state(int handle, int usr_err);
+ErrorCode am_proxy_register_source(GVariant *source_data, int *source);
+ErrorCode am_proxy_deregister_source(int source);
+ErrorCode am_proxy_register_domain(GVariant* domain_data, int *domain);
+
+GVariant* create_domain_data(struct domain_data* domain);
+GVariant* create_source_data(int sourceID, int domainID, const char* appname, int sourceClassID,
+    int  sourceState, int volume, bool visible, struct availability_s availables,
+    int interrupt,  struct sound_property_s soundPropertyList, int connectionFormatList,
+    struct main_sound_property_s mainPropertyList, struct notification_config_s NConfRouting,
+    struct notification_config_s NConfCommand);
+
+ErrorCode initialize_proxy();
+void set_event_callback(const am_event *callback);
+void close_proxy();
+ErrorCode open_soundmanager_interface(const am_instruction *callback);
+void close_soundmanager_inerface();
+
+#endif //AUDIO_MANAGER_PROXY_H
\ No newline at end of file
diff --git a/src/sm-def.h b/src/sm-def.h
index ce25b5e..0bab88d 100644
--- a/src/sm-def.h
+++ b/src/sm-def.h
@@ -1,3 +1,18 @@
+/*
+ * Copyright (c) 2017 TOYOTA MOTOR CORPORATION
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 #ifndef SOUNDMANAGER_DEFINE_H
 #define SOUNDMANAGER_DEFINE_H
 
@@ -61,6 +76,7 @@
 #define KEY_AHL_AUDIO_ROLE "audio_role"
 #define KEY_AHL_ENDPOINT_ID "endpoint_id"
 #define KEY_AHL_ENDPOINT_TYPE "endpoint_type"
+#define KEY_AHL_REP_STREAM_ID "stream_id"
 
 typedef enum {
   ENDPOINT_SINK,
@@ -68,6 +84,31 @@ typedef enum {
 } EndPointType;
 #endif
 
+typedef enum {
+  NOT_INITIALIZED = -2,
+  UNABLE_SEND,
+  OK = 0,
+  UNKNOWN,
+  OUT_RANGE,
+  NOT_USED,
+  DATABASE_ERR,
+  OBJECT_ALREADY_EXIST,
+  NO_CHANGE,
+  ACTION_IMPOSSIBLE,
+  OBJECT_NOT_EXIST,
+  ASYNC_ACTION_ABORTED,
+  CONNECTION_FORMAT_ERR,
+  COMMUNICATION_ERR,
+  EVENT_NOT_EXIST = 100
+} ErrorCode;
+
+typedef enum {
+    REQ_FAIL,
+    OUT_OF_RANGE,
+    NOT_NUMBER,
+    REQ_OK
+} REQ_ERROR;
+
 #define MAX_LENGTH_STR 256
 
 #endif // SOUNDMANAGER_DEFINE_H
\ No newline at end of file
diff --git a/src/sm-error.c b/src/sm-error.c
new file mode 100644
index 0000000..79a2009
--- /dev/null
+++ b/src/sm-error.c
@@ -0,0 +1,71 @@
+/*
+ * Copyright (c) 2017 TOYOTA MOTOR CORPORATION
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "sm-error.h"
+#include "sm-def.h"
+
+const char* get_response_audiomanager_massage_error(int am_error_code)
+{
+    switch (am_error_code){
+        case UNABLE_SEND:
+            return "Unable to send request to audiomanager";
+        case NOT_INITIALIZED:
+            return "soundmanager is not initialized";
+        case OK:
+            return "OK";
+        case UNKNOWN:
+            return "unknown error";
+        case OUT_RANGE:
+            return "value out of range";
+        case NOT_USED:
+            return "not used";
+        case DATABASE_ERR:
+            return "database error occured";
+        case OBJECT_ALREADY_EXIST:
+            return "the desired object already exists";
+        case NO_CHANGE:
+            return "there is no change";
+        case ACTION_IMPOSSIBLE:
+            return "the desired action is not possible";
+        case OBJECT_NOT_EXIST:
+            return "the desired object is non existent";
+        case ASYNC_ACTION_ABORTED:
+            return "the asynchronous action was aborted";
+        case CONNECTION_FORMAT_ERR:
+            return "connectionFormat is not selected";
+        case COMMUNICATION_ERR:
+            return "communication error";
+        case EVENT_NOT_EXIST:
+            return "desired event doesn't exist";
+        default:
+            return "Audio Manager responsed unknown error number";
+    }
+}
+
+const char* get_source_state_key(int am_source_state){
+    switch (am_source_state){
+        case 0:
+            return "unknown";
+        case 1:
+            return "on";
+        case 2:
+            return "off";
+        case 3:
+            return "paused";
+        default:
+            return "";
+    }
+}
\ No newline at end of file
diff --git a/src/sm-error.h b/src/sm-error.h
index 34d36b3..521fca2 100644
--- a/src/sm-error.h
+++ b/src/sm-error.h
@@ -1,52 +1,20 @@
-#ifndef SM_ERROR_H
-#define SM_ERROR_H
-
-char* get_response_audiomanager_massage_error(int am_error_code)
-{
-    switch (am_error_code){
-        case 0:
-            return "OK";
-        case 1:
-            return "unknown error";
-        case 2:
-            return "value out of range";
-        case 3:
-            return "not used";
-        case 4:
-            return "database error occured";
-        case 5:
-            return "the desired object already exists";
-        case 6:
-            return "there is no change";
-        case 7:
-            return "the desired action is not possible";
-        case 8:
-            return "the desired object is non existent";
-        case 9:
-            return "the asynchronous action was aborted";
-        case 10:
-            return "connectionFormat is not selected";
-        case 11:
-            return "communication error";
-        case 100:
-            return "desired event doesn't exist";
-        default:
-            return "Audio Manager responsed unknown error number";
-    }
-}
-
-char* get_source_state_key(int am_source_state){
-    switch (am_source_state){
-        case 0:
-            return "unknown";
-        case 1:
-            return "on";
-        case 2:
-            return "off";
-        case 3:
-            return "paused";
-        default:
-            return "";
-    }
-}
+/*
+ * Copyright (c) 2017 TOYOTA MOTOR CORPORATION
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#ifndef SOUNDMANAGER_ERROR_H
+#define SOUNDMANAGER_ERROR_H
+const char* get_response_audiomanager_massage_error(int am_error_code);
+const char* get_source_state_key(int am_source_state);
 #endif
diff --git a/src/sm-helper.c b/src/sm-helper.c
index b598faa..f2620ce 100644
--- a/src/sm-helper.c
+++ b/src/sm-helper.c
@@ -14,13 +14,13 @@
  * limitations under the License.
  */
 
-#include "sm-helper.h"
-#include "sm-def.h"
 #include <stdlib.h>
 #include <string.h>
 #include <limits.h>
 #include <json-c/json.h>
 #include <stdarg.h>
+#include "sm-helper.h"
+#include "sm-error.h"
 
 REQ_ERROR get_value_uint16(const struct afb_req request, const char *source, uint16_t *out_id)
 {
@@ -35,7 +35,7 @@ REQ_ERROR get_value_uint16(const struct afb_req request, const char *source, uin
     /* error check of range */
     if( (tmp_id > UINT16_MAX) || (tmp_id < 0) )
     {
-        return OUT_RANGE;
+        return OUT_OF_RANGE;
     }
     if(*endptr != '\0')
     {
@@ -59,7 +59,7 @@ REQ_ERROR get_value_int16(const struct afb_req request, const char *source, int1
     /* error check of range */
     if( (tmp_id > INT16_MAX) || (tmp_id < INT16_MIN) )
     {
-        return OUT_RANGE;
+        return OUT_OF_RANGE;
     }
     if(*endptr != '\0')
     {
@@ -83,7 +83,7 @@ REQ_ERROR get_value_int32(const struct afb_req request, const char *source, int3
     /* error check of range */
     if( (tmp_id > INT32_MAX) || (tmp_id < INT32_MIN) )
     {
-        return OUT_RANGE;
+        return OUT_OF_RANGE;
     }
     if(*endptr != '\0')
     {
@@ -182,95 +182,40 @@ int sm_search_routing_event_name_index(const char* value)
     return ret;
 }
 
-GVariant* create_source_data(guint16 sourceID, guint16 domainID, const char* appname, guint16 sourceClassID,
-    gint32  sourceState, gint16 volume, gboolean visible, struct availability_s availables,
-    guint16 interrupt,  struct sound_property_s soundPropertyList, gint32 connectionFormatList,
-    struct main_sound_property_s mainPropertyList, struct notification_config_s NConfRouting,
-    struct notification_config_s NConfCommand)
-{
-    GVariantBuilder builder;
-
-    AFB_DEBUG("create sourceData %d", __LINE__);
-    g_variant_builder_init (&builder, G_VARIANT_TYPE ("(qqsqinb(ii)qa(in)aia(in)a(iin)a(iin))"));
-    g_variant_builder_add (&builder, "q", sourceID);
-    g_variant_builder_add (&builder, "q", domainID);
-    g_variant_builder_add (&builder, "s", appname);
-    g_variant_builder_add (&builder, "q", sourceClassID);
-    g_variant_builder_add (&builder, "i", sourceState);
-    g_variant_builder_add (&builder, "n", volume);
-    g_variant_builder_add (&builder, "b", visible);
-    g_variant_builder_add (&builder, "(ii)", availables.availability, availables.avalilable_reason);
-    g_variant_builder_add (&builder, "q", interrupt);
-
-    g_variant_builder_open(&builder, G_VARIANT_TYPE("a(in)"));
-    g_variant_builder_open(&builder, G_VARIANT_TYPE("(in)"));
-    g_variant_builder_add (&builder, "i", soundPropertyList.type);
-    g_variant_builder_add (&builder, "n", soundPropertyList.value);
-    g_variant_builder_close(&builder);
-    g_variant_builder_close (&builder);
-
-    g_variant_builder_open(&builder, G_VARIANT_TYPE("ai"));
-    g_variant_builder_add (&builder, "i", connectionFormatList);
-    g_variant_builder_close (&builder);
-
-    g_variant_builder_open(&builder, G_VARIANT_TYPE("a(in)"));
-    g_variant_builder_open(&builder, G_VARIANT_TYPE("(in)"));
-    g_variant_builder_add (&builder, "i", mainPropertyList.type);
-    g_variant_builder_add (&builder, "n", mainPropertyList.value);
-    g_variant_builder_close (&builder);
-    g_variant_builder_close(&builder);
-
-    g_variant_builder_open(&builder, G_VARIANT_TYPE("a(iin)"));
-    g_variant_builder_open(&builder, G_VARIANT_TYPE("(iin)"));
-    g_variant_builder_add (&builder, "i", NConfRouting.type);
-    g_variant_builder_add (&builder, "i", NConfRouting.status);
-    g_variant_builder_add (&builder, "n", NConfRouting.parameter);
-    g_variant_builder_close(&builder);
-    g_variant_builder_close (&builder);
-
-
-    g_variant_builder_open(&builder, G_VARIANT_TYPE("a(iin)"));
-    g_variant_builder_open(&builder, G_VARIANT_TYPE("(iin)"));
-    g_variant_builder_add (&builder, "i", NConfCommand.type);
-    g_variant_builder_add (&builder, "i", NConfCommand.status);
-    g_variant_builder_add (&builder, "n", NConfCommand.parameter);
-    g_variant_builder_close(&builder);
-    g_variant_builder_close (&builder);
-
-    AFB_DEBUG("created sourceData %d", __LINE__);
-    return g_variant_builder_end (&builder);
-}
-
-GVariant* create_domain_data(struct domain_data* data)
-{
-    GVariantBuilder builder;
-    g_variant_builder_init (&builder, G_VARIANT_TYPE ("(qsssbbn)"));
-    g_variant_builder_add (&builder, "q", data->domainID);
-    g_variant_builder_add (&builder, "s", data->name);
-    g_variant_builder_add (&builder, "s", data->busname);
-    g_variant_builder_add (&builder, "s", data->nodename);
-    g_variant_builder_add (&builder, "b", data->early);
-    g_variant_builder_add (&builder, "b", data->complete);
-    g_variant_builder_add (&builder, "n", data->state);
-    AFB_DEBUG("created domainData %d", __LINE__);
-    return g_variant_builder_end (&builder);
-}
-
-bool send_result(const GError* result_of_send, struct afb_req req, const char* function){
+bool send_result(ErrorCode ec, struct afb_req req, const char* function){
     /* GError = NULL means success in case of gdbus request */
-    if(result_of_send != NULL)
+    if(ec == UNABLE_SEND)
     {
-        AFB_ERROR("Unable to call %s", function);
-        afb_req_fail_f(req, "failed", "Unable to call %s", function);
+        AFB_ERROR("Unable to call : %s", function);
+        afb_req_fail_f(req, "failed", "%s : %s", function,
+            get_response_audiomanager_massage_error(ec));
         return false;
     }
     return true;
 }
 
-bool send_result_no_resp(const GError* result_of_send, const char* function){
-    if(result_of_send != NULL){
-        AFB_ERROR("Unable to call %s", function);
+bool send_result_no_resp(ErrorCode ec, const char* function){
+    if(ec == UNABLE_SEND){
+        AFB_ERROR("Unable to call : %s", function);
         return false;
     }
     return true;
+}
+
+ErrorCode is_range_over_guint16(int source){
+    /* error check of range */
+    if( (source > UINT16_MAX) || (source < 0) )
+    {
+        return OUT_RANGE;
+    }
+    return OK;
+}
+
+ErrorCode is_range_over_gint16(int source){
+    /* error check of range */
+    if( (source > INT16_MAX) || (source < INT16_MIN) )
+    {
+        return OUT_RANGE;
+    }
+    return OK;
 }
\ No newline at end of file
diff --git a/src/sm-helper.h b/src/sm-helper.h
index 8c87432..0eb57a7 100644
--- a/src/sm-helper.h
+++ b/src/sm-helper.h
@@ -22,17 +22,10 @@
 #include <stdint.h>
 #include <stdbool.h>
 #include <glib.h>
+#include "sm-def.h"
 #define SEND_RESULT(...) send_result(__VA_ARGS__, __FUNCTION__)
 #define SEND_RESULT_NO_RESP(...) send_result_no_resp(__VA_ARGS__, __FUNCTION__)
 
-typedef enum REQ_ERROR
-{
-  REQ_FAIL = -1,
-  REQ_OK=0,
-  NOT_NUMBER,
-  OUT_RANGE
-}REQ_ERROR;
-
 static const char* cmd_evlist[] = {
     "volumeChanged",
     "newMainConnection",
@@ -50,34 +43,6 @@ static const char* route_evlist[] = {
     "asyncDisconnect"
 };
 
-struct sound_property_s{
-    guint16 type;
-    gint16 value;
-};
-struct availability_s{
-    gint32 availability;
-    gint32 avalilable_reason;
-};
-struct notification_config_s{
-    gint32 type;
-    gint32 status;
-    gint16 parameter;
-};
-struct main_sound_property_s{
-    gint32 type;    /* am_CustomMainSoundPropertyType_t */
-    gint16 value;
-};
-
-struct domain_data{
-    guint16      domainID;
-    gchar*      name;
-    gchar*      busname;
-    gchar*      nodename;
-    gboolean    early;
-    gboolean    complete;
-    gint16      state;
-};
-
 REQ_ERROR get_value_uint16(const struct afb_req request, const char *source, uint16_t *out_id);
 REQ_ERROR get_value_int16(const struct afb_req request, const char *source, int16_t *out_id);
 REQ_ERROR get_value_int32(const struct afb_req request, const char *source, int32_t *out_id);
@@ -86,13 +51,8 @@ void sm_add_object_to_json_object(struct json_object* j_obj, int count, ...);
 void sm_add_object_to_json_object_func(struct json_object* j_obj, const char* verb_name, int count, ...);
 int sm_search_event_name_index(const char* value);
 int sm_search_routing_event_name_index(const char* value);
-GVariant* create_source_data(guint16 sourceID, guint16 domainID, const char* appname, guint16 sourceClassID,
-    gint32  sourceState, gint16 volume, gboolean visible, struct availability_s availables,
-    guint16 interrupt,  struct sound_property_s soundPropertyList, gint32 connectionFormatList,
-    struct main_sound_property_s mainPropertyList, struct notification_config_s NConfRouting,
-    struct notification_config_s NConfCommand);
-GVariant* create_domain_data(struct domain_data*);
-bool send_result_no_resp(const GError* result_of_send, const char* function);
-bool send_result(const GError* result_of_send, struct afb_req req, const char* function);
-
+bool send_result_no_resp(ErrorCode ec, const char* function);
+bool send_result(ErrorCode ec, struct afb_req req, const char* function);
+ErrorCode is_range_over_guint16(int source);
+ErrorCode is_range_over_gint16(int source);
 #endif /*AM_HELPER_H*/
\ No newline at end of file
diff --git a/src/soundmanager.c b/src/soundmanager.c
index cb33854..6acf2a0 100644
--- a/src/soundmanager.c
+++ b/src/soundmanager.c
@@ -22,6 +22,7 @@
 #include <json-c/json.h>
 #include <glib.h>
 #include "soundmanager.h"
+#include "audiomanager_proxy.h"
 #include "sm-def.h"
 #include "sm-error.h"
 #include "sm-helper.h"
@@ -31,14 +32,7 @@ struct event{
     struct afb_event* event;
     };
 
-const static struct afb_binding_interface *afbitf;
-static AudiomanagerCommandinterface *am_cmd_bus;
-static AudiomanagerRoutinginterface *am_route_bus;
-static AudiomanagerRoutingSoundmanager *sm_adapter;
-static AudiomanagerRoutingSoundmanagerIface* sm_itf;
-static GDBusConnection* system_conn = NULL;
-
-static guint16 SOUNDMANAGER_DOMAIN_ID;
+static int SOUNDMANAGER_DOMAIN_ID;
 static struct event command_event_list[COMMAND_EVENT_NUM];
 static struct event routing_event_list[ROUTING_EVENT_NUM];
 
@@ -90,11 +84,9 @@ void connect (struct afb_req request)
 {
     AFB_DEBUG("call %s", __FUNCTION__);
     guint16 source_id = 0, sink_id = 0;
-    guint16 main_connectionID = 0;
-    gint16 ret = -1;
+    int main_connectionID = 0;
     REQ_ERROR req_err1 = REQ_FAIL;
     REQ_ERROR req_err2 = REQ_FAIL;
-    GError *err = NULL;
 
     req_err1 = get_value_uint16(request, KEY_SOURCE_ID, &source_id);
     /* ToDo: Hardware abstraction for application user is needed.
@@ -120,24 +112,18 @@ void connect (struct afb_req request)
         return;
     }
 
-    audiomanager_commandinterface_call_connect_sync(
-        am_cmd_bus,
-        source_id,
-        sink_id,
-        &ret,
-        &main_connectionID,
-        NULL, &err);
+    ErrorCode ec = am_proxy_connect(source_id, sink_id, &main_connectionID);
 
-    if(!SEND_RESULT(err, request)) return;
+    if(!SEND_RESULT(ec, request)) return;
 
     /* ToDo Remember appname(key) and tie to sourceID(value) */
 
     /*create response json object*/
     struct json_object *res = json_object_new_object();
     sm_add_object_to_json_object_func(res, __FUNCTION__, 4,
-        "error", ret,
+        "error", ec,
         KEY_MAIN_CONNECTION_ID, main_connectionID);
-    char *info = get_response_audiomanager_massage_error(ret);
+    const char* info = get_response_audiomanager_massage_error(ec);
     afb_req_success(request, res, info);
 }
 
@@ -145,32 +131,26 @@ void disconnect (struct afb_req request)
 {
     AFB_DEBUG("call %s", __FUNCTION__);
 
-    guint16 id;
-    gint16 ret;
+    guint16 main_connection_id;
     REQ_ERROR req_err;
-    GError *err = NULL;
 
-    req_err = get_value_uint16(request, KEY_MAIN_CONNECTION_ID, &id);
-    AFB_DEBUG( "requested %s = %d", KEY_MAIN_CONNECTION_ID, id);
+    req_err = get_value_uint16(request, KEY_MAIN_CONNECTION_ID, &main_connection_id);
+    AFB_DEBUG( "requested %s = %d", KEY_MAIN_CONNECTION_ID, main_connection_id);
 
     if(req_err != REQ_OK)
     {
         afb_req_fail(request,"wrong-request",afb_req_value (request, KEY_MAIN_CONNECTION_ID));
         return;
     }
-    audiomanager_commandinterface_call_disconnect_sync(
-        am_cmd_bus,
-        id,
-        &ret,
-        NULL, &err);
-    AFB_DEBUG( "ret = %d", ret);
+    ErrorCode ec = am_proxy_disconnect(main_connection_id);
+    AFB_DEBUG( "ret = %d", ec);
 
-    if(!SEND_RESULT(err, request)) return;
+    if(!SEND_RESULT(ec, request)) return;
 
     struct json_object* res_obj = json_object_new_object();
     sm_add_object_to_json_object_func(res_obj, __FUNCTION__, 2,
-        KEY_ERROR, ret);
-    char *info = get_response_audiomanager_massage_error(ret);
+        KEY_ERROR, ec);
+    const char* info = get_response_audiomanager_massage_error(ec);
 
     afb_req_success(request, res_obj, info); /* return error num as status */
 }
@@ -180,9 +160,7 @@ void setVolume (struct afb_req request)
     AFB_DEBUG("call %s", __FUNCTION__);
 
     guint16 sink_id, vol;
-    gint16 ret;
     REQ_ERROR req_err1, req_err2;
-    GError *err = NULL;
 
     req_err1 = get_value_uint16(request, KEY_SINK_ID, &sink_id);
     req_err2 = get_value_int16(request, KEY_VOLUME, &vol);
@@ -193,20 +171,15 @@ void setVolume (struct afb_req request)
         return;
     }
 
-    audiomanager_commandinterface_call_set_volume_sync(
-        am_cmd_bus,
-        sink_id,
-        vol,
-        &ret,
-        NULL, &err);
-    AFB_DEBUG( "ret = %d", ret);
+    ErrorCode ec = am_proxy_set_volume(sink_id, vol);
+    AFB_DEBUG( "ret = %d", ec);
 
-    if(!SEND_RESULT(err, request)) return;
+    if(!SEND_RESULT(ec, request)) return;
 
     struct json_object* res_obj = json_object_new_object();
     sm_add_object_to_json_object_func(res_obj, __FUNCTION__, 2,
-        "error", ret);
-    char *info = get_response_audiomanager_massage_error(ret);
+        "error", ec);
+    const char* info = get_response_audiomanager_massage_error(ec);
 
     afb_req_success(request, res_obj, info); /* return error num as status */
 }
@@ -216,9 +189,7 @@ void volumeStep (struct afb_req request)
     AFB_DEBUG("call %s", __FUNCTION__);
 
     guint16 sink_id, vol;
-    gint16 ret;
     REQ_ERROR req_err1, req_err2;
-    GError *err = NULL;
 
     req_err1 = get_value_uint16(request, KEY_SINK_ID, &sink_id);
     req_err2 = get_value_int16(request, KEY_VOLUME_STEP, &vol);
@@ -229,20 +200,15 @@ void volumeStep (struct afb_req request)
         return;
     }
 
-    audiomanager_commandinterface_call_volume_step_sync(
-        am_cmd_bus,
-        sink_id,
-        vol,
-        &ret,
-        NULL, &err);
-    AFB_DEBUG( "ret = %d", ret);
+    ErrorCode ec = am_proxy_volume_step(sink_id, vol);
+    AFB_DEBUG( "ret = %d", ec);
 
-    if(!SEND_RESULT(err, request)) return;
+    if(!SEND_RESULT(ec, request)) return;
 
     struct json_object* res_obj = json_object_new_object();
     sm_add_object_to_json_object_func(res_obj, __FUNCTION__, 2,
-        "error", ret);
-    char *info = get_response_audiomanager_massage_error(ret);
+        "error", ec);
+    const char* info = get_response_audiomanager_massage_error(ec);
 
     afb_req_success(request, res_obj, info); /* return error num as status */
 }
@@ -252,9 +218,7 @@ void setSinkMuteState(struct afb_req request)
     AFB_DEBUG("call %s", __FUNCTION__);
 
     guint16 sink_id, mute;
-    gint16 ret;
     REQ_ERROR req_err1, req_err2;
-    GError *err = NULL;
 
     req_err1 = get_value_uint16(request, KEY_SINK_ID, &sink_id);
     req_err2 = get_value_int16(request, KEY_MUTE_STATE, &mute);
@@ -266,20 +230,15 @@ void setSinkMuteState(struct afb_req request)
         return;
     }
 
-    audiomanager_commandinterface_call_set_sink_mute_state_sync(
-        am_cmd_bus,
-        sink_id,
-        mute,
-        &ret,
-        NULL, &err);
-    AFB_DEBUG( "ret = %d", ret);
+    ErrorCode ec = am_proxy_set_sink_mute_state(sink_id, mute);
+    AFB_DEBUG( "ret = %d", ec);
 
-    if(!SEND_RESULT(err, request)) return;
+    if(!SEND_RESULT(ec, request)) return;
 
     struct json_object* res_obj = json_object_new_object();
     sm_add_object_to_json_object_func(res_obj, __FUNCTION__, 2,
-        "error", ret);
-    char *info = get_response_audiomanager_massage_error(ret);
+        "error", ec);
+    const char* info = get_response_audiomanager_massage_error(ec);
 
     afb_req_success(request, res_obj, info); /* return error num as status */
 }
@@ -287,19 +246,12 @@ void setSinkMuteState(struct afb_req request)
 void getListMainConnections(struct afb_req request)
 {
     AFB_DEBUG("call getListMainConnections");
-    guint16 ret;
+
     GVariant* mainConnectionList;
-    GError *err = NULL;
 
-    audiomanager_commandinterface_call_get_list_main_connections_sync(
-        am_cmd_bus,
-        &ret,
-        &mainConnectionList,
-        NULL,
-        &err
-    );
+    ErrorCode ec = am_proxy_get_list_main_connections(&mainConnectionList);
 
-    if(!SEND_RESULT(err, request)) return;
+    if(!SEND_RESULT(ec, request)) return;
 
     /* create response */
     struct json_object *array_res = json_object_new_array();
@@ -340,19 +292,12 @@ void getListMainConnections(struct afb_req request)
 void getListMainSources(struct afb_req request)
 {
     AFB_DEBUG("call %s", __FUNCTION__);
-    guint16 ret;
+
     GVariant* mainSourceList;
-    GError *err = NULL;
 
-    audiomanager_commandinterface_call_get_list_main_sources_sync(
-        am_cmd_bus,
-        &ret,
-        &mainSourceList,
-        NULL,
-        &err
-    );
+    ErrorCode ec = am_proxy_get_list_main_sources(&mainSourceList);
 
-    if(!SEND_RESULT(err, request)) return;
+    if(!SEND_RESULT(ec, request)) return;
 
     /* create response */
     struct json_object *response = json_object_new_object();
@@ -398,19 +343,12 @@ void getListMainSources(struct afb_req request)
 void getListMainSinks(struct afb_req request)
 {
     AFB_DEBUG("call %s", __FUNCTION__);
-    guint16 ret;
+
     GVariant* mainSinkList;
-    GError *err = NULL;
 
-    audiomanager_commandinterface_call_get_list_main_sinks_sync(
-        am_cmd_bus,
-        &ret,
-        &mainSinkList,
-        NULL,
-        &err
-    );
+    ErrorCode ec = am_proxy_get_list_main_sinks(&mainSinkList);
 
-    if(!SEND_RESULT(err, request)) return;
+    if(!SEND_RESULT(ec, request)) return;
 
     /* create response */
     struct json_object *response = json_object_new_object();
@@ -469,7 +407,6 @@ void ackConnect(struct afb_req request)
     guint16 handle, connection_id, error;
     guint16 ret = 0;
     REQ_ERROR req_err1, req_err2 , req_err3;
-    GError *err = NULL;
 
     req_err1 = get_value_uint16(request, KEY_HANDLE, &handle);
     req_err2 = get_value_uint16(request, KEY_CONNECTION_ID, &connection_id);
@@ -486,20 +423,15 @@ void ackConnect(struct afb_req request)
         return;
     }
 
-    audiomanager_routinginterface_call_ack_connect_sync(
-        am_route_bus,
-        handle,
-        connection_id,
-        error,
-        NULL, &err);
+    ErrorCode ec = am_proxy_ack_connect(handle, connection_id, error);
 
-    if(!SEND_RESULT(err, request)) return;
+    if(!SEND_RESULT(ec, request)) return;
 
     /*create response json object*/
     struct json_object *res = json_object_new_object();
     sm_add_object_to_json_object_func(res, __FUNCTION__, 2,
         KEY_ERROR, ret);
-    char *info = get_response_audiomanager_massage_error(ret);
+    const char* info = get_response_audiomanager_massage_error(ret);
     afb_req_success(request, res, info);
 }
 
@@ -510,7 +442,7 @@ void ackDisconnect(struct afb_req request)
     guint16 handle, connection_id, error;
     guint16 ret = 0;
     REQ_ERROR req_err1, req_err2 , req_err3;
-    GError *err = NULL;
+
     req_err1 = get_value_uint16(request, KEY_HANDLE, &handle);
     req_err2 = get_value_uint16(request, KEY_CONNECTION_ID, &connection_id);
     req_err3 = get_value_uint16(request, KEY_ERROR, &error);
@@ -526,20 +458,15 @@ void ackDisconnect(struct afb_req request)
         return;
     }
 
-    audiomanager_routinginterface_call_ack_disconnect_sync(
-        am_route_bus,
-        handle,
-        connection_id,
-        error,
-        NULL, &err);
+    ErrorCode ec = am_proxy_ack_disconnect(handle, connection_id, error);
 
-    if(!SEND_RESULT(err, request)) return;
+    if(!SEND_RESULT(ec, request)) return;
 
     /*create response json object*/
     struct json_object *res = json_object_new_object();
     sm_add_object_to_json_object_func(res, __FUNCTION__, 2,
         KEY_ERROR, ret);
-    char *info = get_response_audiomanager_massage_error(ret);
+    const char* info = get_response_audiomanager_massage_error(ret);
     afb_req_success(request, res, info);
 }
 
@@ -549,7 +476,6 @@ void ackSetSourceState(struct afb_req request)
     guint16 handle, error;
     guint16 ret = 0;
     REQ_ERROR req_err1, req_err2;
-    GError *err = NULL;
 
     req_err1 = get_value_uint16(request, KEY_HANDLE, &handle);
     req_err2 = get_value_uint16(request, KEY_ERROR, &error);
@@ -561,27 +487,21 @@ void ackSetSourceState(struct afb_req request)
         return;
     }
 
-    audiomanager_routinginterface_call_ack_set_source_state_sync(
-        am_route_bus,
-        handle,
-        error,
-        NULL, &err);
+    ErrorCode ec = am_proxy_ack_set_source_state(handle, error);
 
-    if(!SEND_RESULT(err, request)) return;
+    if(!SEND_RESULT(ec, request)) return;
 
     /*create response json object*/
     struct json_object *res = json_object_new_object();
     sm_add_object_to_json_object_func(res, __FUNCTION__, 2,
-        KEY_ERROR, ret);
-    char *info = get_response_audiomanager_massage_error(ret);
+        KEY_ERROR, ec);
+    const char* info = get_response_audiomanager_massage_error(ec);
     afb_req_success(request, res, info);
 }
 
 void registerSource(struct afb_req request)
 {
     AFB_DEBUG("call %s", __FUNCTION__);
-    GError *err = NULL;
-
 
     guint16 source_id; /* q  0 is for dynamic id*/
     guint16 domain_id;  /* q */
@@ -653,57 +573,44 @@ void registerSource(struct afb_req request)
     nconf_command.parameter = 0;
 
     /* acquire data */
-    guint16 acquire_source_id;
-    guint16 ret;
+    int acquire_source_id;
+
 
     GVariant* sourceData = create_source_data (source_id, domain_id, name, source_class_id,
         source_state, volume, visible, available, interrupt,
         sound_property_list, connection_format_list, main_property_list,
         nconf_routing, nconf_command);
 
-    GVariant* input =  g_variant_ref_sink(sourceData);
-    audiomanager_routinginterface_call_register_source_sync(
-        am_route_bus,
-        input,
-        &acquire_source_id,
-        &ret,
-        NULL, &err);
-    g_variant_unref(input);
+    ErrorCode ec = am_proxy_register_source(sourceData, &acquire_source_id);
 
-    if(!SEND_RESULT(err, request)) return;
+    if(!SEND_RESULT(ec, request)) return;
 
     /*create response json object*/
     struct json_object *res = json_object_new_object();
     sm_add_object_to_json_object_func(res, __FUNCTION__, 4,
-        KEY_ERROR, ret,
+        KEY_ERROR, ec,
         KEY_SOURCE_ID, acquire_source_id);
-    char *info = get_response_audiomanager_massage_error(ret);
+    const char* info = get_response_audiomanager_massage_error(ec);
     afb_req_success(request, res, info);
 }
 
 void deregisterSource(struct afb_req request)
 {
     guint16 source_id;
-    guint16 ret;
 
     GError *err = NULL;
 
     if(REQ_OK != get_value_uint16(request, KEY_SOURCE_ID, &source_id)){
         afb_req_fail(request, "wrong-request", NULL);
     }
-    audiomanager_routinginterface_call_deregister_source_sync(
-        am_route_bus,
-        source_id,
-        &ret,
-        NULL, &err
-    );
-    if(!SEND_RESULT(err, request)) return;
+    ErrorCode ec = am_proxy_deregister_source(source_id);
+    if(!SEND_RESULT(ec, request)) return;
 
     /*create response json object*/
     struct json_object *res = json_object_new_object();
     sm_add_object_to_json_object_func(res, __FUNCTION__, 2,
-        KEY_ERROR, ret);
-    char *info = get_response_audiomanager_massage_error(ret);
+        KEY_ERROR, ec);
+    const char* info = get_response_audiomanager_massage_error(ec);
     afb_req_success(request, res, info);
 
 }
@@ -741,7 +648,7 @@ void subscribe(struct afb_req request)
     struct json_object *res = json_object_new_object();
     sm_add_object_to_json_object_func(res, __FUNCTION__, 2,
         KEY_ERROR, ret);
-    char *info = get_response_audiomanager_massage_error(ret);
+    const char* info = get_response_audiomanager_massage_error(ret);
     afb_req_success(request, res, info);
 }
 
@@ -778,7 +685,7 @@ void unsubscribe(struct afb_req request)
     struct json_object *res = json_object_new_object();
     sm_add_object_to_json_object_func(res, __FUNCTION__, 2,
         KEY_ERROR, ret);
-    char *info = get_response_audiomanager_massage_error(ret);
+    const char* info = get_response_audiomanager_massage_error(ret);
     afb_req_success(request, res, info);
 }
 
@@ -795,7 +702,7 @@ void streamOpen(struct afb_req request){
     AFB_DEBUG("call %s", __FUNCTION__);
     // register audio role and endpoint
     // get audio_role
-    const gchar* audio_role = afb_req_value(request, KEY_AHL_AUDIO_ROLE);
+    const gchar* audio_role = afb_req_value(request, KEY_AHL_AUDIO_ROLE);  /* s */
     if(!audio_role)
     {
         afb_req_fail(request, "wrong request", "Please input 'audio_role' as key");
@@ -843,14 +750,21 @@ void streamOpen(struct afb_req request){
     json_object *res = json_object_new_object();
     sm_add_object_to_json_object_func(res, __FUNCTION__, 4,
         KEY_ERROR, ret,
-        KEY_CONNECTION_ID, sid);
-    char *info = get_response_audiomanager_massage_error(ret);
+        KEY_AHL_REP_STREAM_ID, sid);
+    const char* info = get_response_audiomanager_massage_error(ret);
     create_client_context(request, sid, endpoint_id, endpoint_type);
     afb_req_success(request, res, info);
 }
 
 void streamClose(struct afb_req request){
 // TODO : wtite function
+/*     smClientCtxt* ctxt = afb_req_context_get(request);
+    if(ctxt->source.mainConnectionID > 0){
+        json_object* jreq = json_object_new_object();
+        json_object_object_add(jreq, KEY_MAIN_CONNECTION_ID, ctxt->source.mainConnectionID);
+        afb_service_call_sync("soundmanager", "disconnect", jreq, &response);
+        json_object_object_get_ex(response, KEY_RESPONSE, &j_resp);
+    } */
 }
 
 void setStreamState(struct afb_req request){
@@ -862,42 +776,31 @@ void setStreamState(struct afb_req request){
 ********** Callback Function invoked by Audio Manager **********
 */
 
-static void on_new_main_connection(AudiomanagerCommandinterface* interface,
-    GVariant* mainConnection)
+static void on_new_main_connection(int mainConnectioID,
+    int sourceID, int sinkID, int delay, int connectionState)
 {
     AFB_DEBUG("%s is called",__FUNCTION__);
 
-    guint16 mcid, srcid, sinkid;
-    gint16 delay, constate;
-    g_variant_get(
-        mainConnection,"(qqqnn)", &mcid, &srcid, &sinkid, &delay, &constate);
-
     struct json_object* res_obj = json_object_new_object();
     sm_add_object_to_json_object(res_obj,10,
-        KEY_MAIN_CONNECTION_ID, mcid,
-        KEY_SOURCE_ID, srcid,
-        KEY_SINK_ID, sinkid,
+        KEY_MAIN_CONNECTION_ID, mainConnectioID,
+        KEY_SOURCE_ID, sourceID,
+        KEY_SINK_ID, sinkID,
         KEY_DELAY, delay,
-        KEY_CONNECTION_STATE, constate
-        );
-    AFB_DEBUG("json object :%s:",json_object_to_json_string(res_obj));
-
+        KEY_CONNECTION_STATE, connectionState);
     afb_event_push(ev_new_connection, res_obj);
 }
 
-static void on_removed_main_connection(
-    AudiomanagerCommandinterface* interface, guint16 mainConnectionID)
+static void on_removed_main_connection(int mainConnectionID)
 {
     AFB_DEBUG("%s is called",__FUNCTION__);
 
     struct json_object* res_obj = json_object_new_object();
-    sm_add_object_to_json_object(res_obj, 2,
-        KEY_MAIN_CONNECTION_ID, mainConnectionID);
+    json_object_object_add(res_obj, KEY_MAIN_CONNECTION_ID, json_object_new_int(mainConnectionID));
     afb_event_push(ev_removed_main_connection, res_obj);
 }
 
-static void on_main_connection_state_changed(
-    AudiomanagerCommandinterface* interface, guint16 connectionID, gint16 connectionState)
+static void on_main_connection_state_changed(int connectionID, int connectionState)
 {
     AFB_DEBUG("%s is called",__FUNCTION__);
 
@@ -908,8 +811,7 @@ static void on_main_connection_state_changed(
     afb_event_push(ev_main_connection_state_changed, res_obj);
 }
 
-static void on_volume_changed(
-            AudiomanagerCommandinterface* interface, guint16 sinkID, gint16 volume)
+static void on_volume_changed(int sinkID, int volume)
 {
     AFB_DEBUG("%s is called",__FUNCTION__);
     struct json_object* res_obj = json_object_new_object();
@@ -919,8 +821,7 @@ static void on_volume_changed(
     afb_event_push(ev_volume_changed, res_obj);
 }
 
-static void on_sink_mute_state_changed(
-            AudiomanagerCommandinterface* interface, guint16 sinkID, gint16 mute)
+static void on_sink_mute_state_changed(int sinkID, int mute)
 {
     AFB_DEBUG("%s is called",__FUNCTION__);
     struct json_object* res_obj = json_object_new_object();
@@ -933,15 +834,28 @@ static void on_sink_mute_state_changed(
 /*
 ********** Callback Function invoked by Audio Manager Routing Interface**********
 */
-static void on_set_routing_ready(
-            AudiomanagerRoutinginterface* interface)
+static void on_set_routing_ready(void)
 {
     AFB_DEBUG("%s is called",__FUNCTION__);
+    struct domain_data ddata = {
+        .domainID   = DYNAMIC_DOMAIN_ID,
+        .name       = "SoundManager",
+        .busname    = SOUND_MANAGER_BUS_NAME,
+        .nodename   = "soundmanager",
+        .early      = FALSE,
+        .complete   = TRUE,
+        .state      = DS_CONTROLLED
+    };
+    ErrorCode ec = am_proxy_register_domain(create_domain_data(&ddata) , &SOUNDMANAGER_DOMAIN_ID);
+    if(!SEND_RESULT_NO_RESP(ec)){
+        AFB_WARNING("Failed to re-gisterDomain when asyncAbort");
+        return;
+    }
+    AFB_NOTICE("Sound Manager re-register domain, the old infomation may be lost");
     afb_event_push(ev_set_routing_ready, NULL);
 }
 
-static void on_set_routing_rundown(
-            AudiomanagerRoutinginterface* interface)
+static void on_set_routing_rundown(void)
 {
     AFB_DEBUG("%s is called",__FUNCTION__);
     afb_event_push(ev_set_routing_ready, NULL);
@@ -956,122 +870,57 @@ static void on_set_routing_rundown(
 *   Sound Manager just sends ack to Audio Manager in charge of applications.
 *
 */
-static gboolean on_async_abort(
-    AudiomanagerRoutingSoundmanager *object,
-    GDBusMethodInvocation *invocation,
-    guint16 arg_handle)
+static void on_async_abort(int handle)
 {
     AFB_DEBUG( "%s called", __FUNCTION__);
     /* Nothing To Do. If it is better to implement something, I will implement */
-    return TRUE;
 }
 
-static gboolean on_async_connect(
-    AudiomanagerRoutingSoundmanager *object,
-    GDBusMethodInvocation *invocation,
-    guint16 arg_handle,
-    guint16 arg_connectionID,
-    guint16 arg_sourceID,
-    guint16 arg_sinkID,
-    gint arg_connectionFormat)
+static void on_async_connect(int handle, int connectionID,
+    int sourceID, int sinkID, int connectionFormat)
 {
     AFB_DEBUG( "%s called", __FUNCTION__);
 
     struct json_object* ev_obj = json_object_new_object();
     sm_add_object_to_json_object(ev_obj, 10,
-        KEY_HANDLE, arg_handle,
-        KEY_CONNECTION_ID, arg_connectionID,
-        KEY_SOURCE_ID, arg_sourceID,
-        KEY_SINK_ID, arg_sinkID,
-        KEY_CONNECTION_FORMAT, arg_connectionFormat);
+        KEY_HANDLE, handle,
+        KEY_CONNECTION_ID, connectionID,
+        KEY_SOURCE_ID, sourceID,
+        KEY_SINK_ID, sinkID,
+        KEY_CONNECTION_FORMAT, connectionFormat);
     afb_event_push(ev_async_connect, ev_obj);
-
-    /* GError must be initialized here because it is same as grobal errno,
-       so if afb_event_push is failed due to something, number will be changed */
-    GError* err = NULL;
-    audiomanager_routinginterface_call_ack_connect_sync(
-        am_route_bus,
-        arg_handle,
-        arg_connectionID,
-        0,
-        NULL, &err);
-    if(err != NULL)
-    {
-        AFB_ERROR( "Can't send ack to sound manager adapter %s", __FUNCTION__);
-        return FALSE;
-    }
-    return TRUE;
 }
 
-static gboolean on_async_disconnect(
-    AudiomanagerRoutingSoundmanager *object,
-    GDBusMethodInvocation *invocation,
-    guint16 arg_handle,
-    guint16 arg_connectionID)
+static void on_async_disconnect(int handle, int connectionID)
 {
     AFB_DEBUG( "%s called", __FUNCTION__);
     struct json_object* ev_obj = json_object_new_object();
     sm_add_object_to_json_object(ev_obj, 4,
-        KEY_HANDLE, arg_handle,
-        KEY_CONNECTION_ID, arg_connectionID);
+        KEY_HANDLE, handle,
+        KEY_CONNECTION_ID, connectionID);
     afb_event_push(ev_async_disconnect, ev_obj);
-    GError* err = NULL;
-    audiomanager_routinginterface_call_ack_disconnect_sync(
-        am_route_bus,
-        arg_handle,
-        arg_connectionID,
-        0,
-        NULL, &err);
-    if(err != NULL)
-    {
-        AFB_ERROR( "Can't send ack to sound manager adapter %s", __FUNCTION__);
-        return FALSE;
-    }
-    return TRUE;
 }
 
-static gboolean on_async_set_sink_volume(
-    AudiomanagerRoutingSoundmanager *object,
-    GDBusMethodInvocation *invocation,
-    guint16 arg_handle,
-    guint16 arg_sinkID,
-    gint16 arg_volume,
-    gint16 arg_ramp,
-    guint16 arg_time)
+static void on_async_set_sink_volume(int handle, int sinkID,
+    int volume, int ramp, int time)
 {
     AFB_DEBUG( "%s called", __FUNCTION__);
-    GError* err = NULL;
-    audiomanager_routinginterface_call_ack_set_sink_volume_sync(
-        am_route_bus,
-        arg_handle,
-        arg_volume,
-        0, NULL, &err);
-    if(err != NULL);{
-        AFB_ERROR( "Can't send ack to sound manager adapter %s", __FUNCTION__);
-        return FALSE;
-    }
-    return TRUE;
 }
 
-static gboolean on_async_set_source_state(
-    AudiomanagerRoutingSoundmanager *object,
-    GDBusMethodInvocation *invocation,
-    guint16 arg_handle,
-    guint16 arg_sourceID,
-    gint arg_sourceState)
+static void on_async_set_source_state(int handle, int sourceID, int sourceState)
 {
     AFB_DEBUG( "%s called", __FUNCTION__);
     struct json_object* ev_obj = json_object_new_object();
-    char* ss_key = get_source_state_key(arg_sourceState);
+    const char* ss_key = get_source_state_key(sourceState);
     sm_add_object_to_json_object(ev_obj, 4,
-        KEY_HANDLE, arg_handle,
-        KEY_SOURCE_ID, arg_sourceID);
+        KEY_HANDLE, handle,
+        KEY_SOURCE_ID, sourceID);
     json_object_object_add(ev_obj, KEY_SOURCE_STATE, json_object_new_string(ss_key));
     afb_event_push(ev_async_set_source_state, ev_obj);
     /* Applications must return ackSetSourceState to look sourceID, then Sound Manager doen't return ackSetSourceState */
     /*audiomanager_routinginterface_call_ack_set_source_state_sync(
         am_route_bus,
-        arg_handle,
+        handle,
         NULL,
         NULL, &err);*/
 }
@@ -1117,140 +966,28 @@ static void create_client_context(afb_req request, guint16 source_id, guint16 si
     afb_req_context_set(request, ctxt, on_client_context_terminated);
 }
 
-static int registerDomain()
-{
-    /* Default Setting of Sound Manager Domain */
-    struct domain_data ddata = {
-        .domainID   = DYNAMIC_DOMAIN_ID,
-        .name       = "SoundManager",
-        .busname    = SOUND_MANAGER_BUS_NAME,
-        .nodename   = "soundmanager",
-        .early      = FALSE,
-        .complete   = TRUE,
-        .state      = DS_CONTROLLED
-    };
-    GVariant* domainData = create_domain_data(&ddata);
-    gchar* retBusName = SOUND_MANAGER_BUS_NAME;
-    gchar* retPath = SOUND_MANAGER_PATH;
-    gchar* retInterface = SOUND_MANAGER_RETURN_INTERFACE;
-    guint16 domain_id;
-    GError *err = NULL;
-    guint16 error;
-
-    audiomanager_routinginterface_call_register_domain_sync(
-        am_route_bus,
-        domainData,
-        retBusName,
-        retPath,
-        retInterface,
-        &domain_id, &error,
-        NULL, &err);
-    if(err != NULL){
-        AFB_ERROR( "Failed to call %s", __FUNCTION__);
-        return -1;
-    }
-    if(error != 0)
-    {
-        AFB_ERROR( "Failed to register domain");
-        return error;
-    }
-    SOUNDMANAGER_DOMAIN_ID = domain_id;
-    AFB_NOTICE( "Complete registered domain id:%d",SOUNDMANAGER_DOMAIN_ID);
-    return 0;
-}
-
-static int create_adapter()
-{
-    GError *error = NULL;
-    gboolean ret;
-    GVariant *value;
-    system_conn = g_bus_get_sync(G_BUS_TYPE_SYSTEM, NULL, &error);
-    if (error)
-    {
-        g_error_free(error);
-        return -1;
-    }
-    sm_adapter = audiomanager_routing_soundmanager_skeleton_new();
-    sm_itf = AUDIOMANAGER_ROUTING_SOUNDMANAGER_GET_IFACE(sm_adapter);
-
-    /* initialize sound manager adapter */
-    sm_itf->handle_async_abort = on_async_abort;
-    sm_itf->handle_async_connect = on_async_connect;
-    sm_itf->handle_async_disconnect = on_async_disconnect;
-    sm_itf->handle_async_set_sink_volume = on_async_set_sink_volume;
-    sm_itf->handle_async_set_source_state = on_async_set_source_state;
-
-    int sigret = g_signal_connect(sm_adapter, "handle-async-abort", G_CALLBACK(on_async_abort),NULL);
-    sigret = g_signal_connect(sm_adapter, "handle-async-connect", G_CALLBACK(on_async_connect),NULL);
-    sigret = g_signal_connect(sm_adapter, "handle-async-disconnect", G_CALLBACK(on_async_disconnect),NULL);
-    sigret = g_signal_connect(sm_adapter, "handle-async-set-sink-volume", G_CALLBACK(on_async_set_sink_volume),NULL);
-    sigret = g_signal_connect(sm_adapter, "handle-async-set-source-state", G_CALLBACK(on_async_set_source_state),NULL);
-    ret = g_dbus_interface_skeleton_export(G_DBUS_INTERFACE_SKELETON(sm_adapter), system_conn, SOUND_MANAGER_PATH, &error);
-    if (FALSE == ret)
-    {
-        AFB_ERROR( "failed to export");
-        g_error_free(error);
-        g_object_unref(system_conn);
-
-        return -1;
-    }
-
-    return 0;
-}
-
-
-static void on_name_lost(GDBusServer *server, GDBusConnection *conn, gpointer data)
-{
-    // TODO: when the dbus name is lost, what should we do?
-    AFB_WARNING("%s called", __FUNCTION__);
-}
-
 int preinit()
 {
-    int ret;
     AFB_INFO("Initialize Dbus object");
-    /* Initialize Dbus interface */
-    if(am_cmd_bus || am_route_bus)
-    {
-        AFB_ERROR( "Dbus object to Audio Manager is already created");
-        goto out;
-    }
-    am_cmd_bus = audiomanager_commandinterface_proxy_new_for_bus_sync(
-        G_BUS_TYPE_SYSTEM,
-        G_DBUS_PROXY_FLAGS_NONE,
-        AM_NAME,
-        AM_CMD_PATH,
-        NULL,
-        NULL
-        );
-    am_route_bus = audiomanager_routinginterface_proxy_new_for_bus_sync(
-        G_BUS_TYPE_SYSTEM,
-        G_DBUS_PROXY_FLAGS_NONE,
-        AM_NAME,
-        AM_ROUTE_PATH,
-        NULL,
-        NULL
-        );
 
-    if(!am_cmd_bus || !am_route_bus)
-    {
-        goto out;
+    /* Initialize Dbus interface */
+    ErrorCode ec = initialize_proxy();
+    if(ec == NOT_INITIALIZED){
+        AFB_ERROR("Failed to initialize");
+        return -1;
     }
 
     AFB_NOTICE( "Finish Initialize");
     return 0;
-out:
-    AFB_ERROR("Failed to initialize");
-    return -1;
 }
 
 int sm_init()
 {
     AFB_NOTICE("Initialize event receive setting");
-    printf("Initialize event receive setting");
-    int ret;
+
     /* Initialize make event */
     size_t size = sizeof cmd_evlist / sizeof *cmd_evlist;
+    ErrorCode ec;
 
     /*create event*/
     /*ToDo Hash table is better. And event should be created in the loop
@@ -1288,78 +1025,53 @@ int sm_init()
     routing_event_list[3].event = &ev_async_set_source_state;
     routing_event_list[4].name = strdup(route_evlist[4]);
     routing_event_list[4].event = &ev_async_disconnect;
-    /*for(size_t i = 0; i < size; ++i)
-    {
-        struct afb_event afbev = afb_daemon_make_event(afbitf->daemon, cmd_evlist[i]));
-        size_t afbev_size = sizeof afbev;
-        size_t key_size = sizeof cmd_evlist[i];
-
-        struct event ev = {cmd_evlist[i],afbev};
-        command_event_list[i] = malloc(key_size + afbev_size);
-        command_event_list[i] = ev;
-        search_result = hsearch(entry, FIND);
-        if(search_result)
-            AFB_NOTICE( "event name is %s", search_result->key);
-    }*/
-
-    /* Initialize dbus event thread */
-    if(!am_cmd_bus || !am_route_bus)
-    {
-        goto ev_init_out;
-    }
-    /* initialize signal from audio manager command interface */
-    g_signal_connect(am_cmd_bus,
-        "volume_changed",
-        G_CALLBACK(on_volume_changed),
-        NULL);
-    g_signal_connect(am_cmd_bus,
-        "new_main_connection",
-        G_CALLBACK(on_new_main_connection),
-        NULL);
-    g_signal_connect(am_cmd_bus,
-        "removed_main_connection",
-        G_CALLBACK(on_removed_main_connection),
-        NULL);
-    g_signal_connect(am_cmd_bus,
-        "sink_mute_state_changed",
-        G_CALLBACK(on_sink_mute_state_changed),
-        NULL);
-    g_signal_connect(am_cmd_bus,
-        "main_connection_state_changed",
-        G_CALLBACK(on_main_connection_state_changed),
-        NULL);
-    g_signal_connect(am_route_bus,
-        "set_routing_ready",
-        G_CALLBACK(on_set_routing_ready),
-        NULL);
-    g_signal_connect(am_route_bus,
-        "set_routing_rundown",
-        G_CALLBACK(on_set_routing_rundown),
-        NULL);
+
+    am_event callback = {
+        .on_new_main_connection = on_new_main_connection,
+        .on_removed_main_connection = on_removed_main_connection,
+        .on_main_connection_state_changed = on_main_connection_state_changed,
+        .on_volume_changed = on_volume_changed,
+        .on_sink_mute_state_changed = on_sink_mute_state_changed,
+        .on_set_routing_ready = on_set_routing_ready,
+        .on_set_routing_rundown = on_set_routing_rundown
+    };
+    set_event_callback(&callback);
 
     /* Get soundmanager adapter bus */
-    ret = g_bus_own_name(G_BUS_TYPE_SYSTEM, SOUND_MANAGER_BUS_NAME, G_BUS_NAME_OWNER_FLAGS_NONE,
-        NULL,NULL, NULL, NULL, NULL);
-	AFB_DEBUG( "g_bus_own_name ret: %d", ret);
-    ret = create_adapter();
-    if(ret != 0)
-    {
-        goto ev_init_out;
+    am_instruction instruction = {
+        .on_async_abort = on_async_abort,
+        .on_async_connect = on_async_connect,
+        .on_async_disconnect = on_async_disconnect,
+        .on_async_set_sink_volume = on_async_set_sink_volume,
+        .on_async_set_source_state = on_async_set_source_state
+    };
+    ec = open_soundmanager_interface(&instruction);
+    if(ec != OK){
+        AFB_ERROR("Failed to create sound manager interface");
+        return -1;
     }
-    ret = registerDomain();
 
-    if(ret != 0)
-    {
-		AFB_ERROR("registerDomain error: %s",get_response_audiomanager_massage_error(ret));
-        goto ev_init_out;
+    GError* err = NULL;
+    struct domain_data ddata = {
+        .domainID   = DYNAMIC_DOMAIN_ID,
+        .name       = "SoundManager",
+        .busname    = SOUND_MANAGER_BUS_NAME,
+        .nodename   = "soundmanager",
+        .early      = FALSE,
+        .complete   = TRUE,
+        .state      = DS_CONTROLLED
+    };
+    ec = am_proxy_register_domain(create_domain_data(&ddata) , &SOUNDMANAGER_DOMAIN_ID);
+    if(!SEND_RESULT_NO_RESP(ec)){
+        return -1;
+    }
+    if(ec != OK){
+        AFB_ERROR("Failed to registerDomain : %s", get_response_audiomanager_massage_error(ec));
+        return -1;
     }
+    AFB_DEBUG("domainID : %d", SOUNDMANAGER_DOMAIN_ID);
 
-    AFB_INFO("Finish Initialize event receive setting");
     return 0;
-
-ev_init_out:
-    AFB_WARNING( "DBus connection is not created");
-    return -1;
 }
 
 void onevent(const char *event, struct json_object *object)
diff --git a/src/soundmanager.h b/src/soundmanager.h
index c03f718..3666473 100644
--- a/src/soundmanager.h
+++ b/src/soundmanager.h
@@ -19,7 +19,6 @@
 #define _GNU_SOURCE
 #define AFB_BINDING_VERSION 2
 #include <afb/afb-binding.h>
-#include "dbus/audio_manager_interface.h"
 
 /*
 ********** Method of Sound Manager (API) **********