diff --git a/figures/distributedinput_arch.png b/figures/distributedinput_arch.png
new file mode 100644
index 0000000..9f46752
Binary files /dev/null and b/figures/distributedinput_arch.png differ
diff --git a/frameworks/include/i_add_white_list_infos_call_back.h b/frameworks/include/i_add_white_list_infos_call_back.h
new file mode 100644
index 0000000..1cc37b4
--- /dev/null
+++ b/frameworks/include/i_add_white_list_infos_call_back.h
@@ -0,0 +1,39 @@
+/*
+ * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * 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 I_ADD_WHITE_LIST_INFOS_CALL_BACK_H
+#define I_ADD_WHITE_LIST_INFOS_CALL_BACK_H
+
+#include <iremote_broker.h>
+#include <string>
+
+namespace OHOS {
+namespace DistributedHardware {
+namespace DistributedInput {
+class IAddWhiteListInfosCallback : public IRemoteBroker {
+public:
+    virtual void OnResult(const std::string& deviceId, const std::string& strJson) = 0;
+
+    enum class Message {
+        RESULT,
+    };
+
+    DECLARE_INTERFACE_DESCRIPTOR(u"ohos.DistributedHardware.DistributedInput.IAddWhiteListInfosCallback");
+};
+}  // namespace DistributedHardware
+}  // namespace DistributedInput
+}  // namespace OHOS
+
+#endif  // I_ADD_WHITE_LIST_INFOS_CALL_BACK_H
diff --git a/frameworks/include/i_del_white_list_infos_call_back.h b/frameworks/include/i_del_white_list_infos_call_back.h
new file mode 100644
index 0000000..19497fb
--- /dev/null
+++ b/frameworks/include/i_del_white_list_infos_call_back.h
@@ -0,0 +1,39 @@
+/*
+ * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * 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 I_DEL_WHITE_LIST_INFOS_CALL_BACK_H
+#define I_DEL_WHITE_LIST_INFOS_CALL_BACK_H
+
+#include <iremote_broker.h>
+#include <string>
+
+namespace OHOS {
+namespace DistributedHardware {
+namespace DistributedInput {
+class IDelWhiteListInfosCallback : public IRemoteBroker {
+public:
+    virtual void OnResult(const std::string& deviceId) = 0;
+
+    enum class Message {
+        RESULT,
+    };
+
+    DECLARE_INTERFACE_DESCRIPTOR(u"ohos.DistributedHardware.DistributedInput.IDelWhiteListInfosCallback");
+};
+}  // namespace DistributedHardware
+}  // namespace DistributedInput
+}  // namespace OHOS
+
+#endif  // I_ADD_WHITE_LIST_INFOS_CALL_BACK_H
diff --git a/frameworks/include/i_distributed_sink_input.h b/frameworks/include/i_distributed_sink_input.h
new file mode 100644
index 0000000..c6ab18f
--- /dev/null
+++ b/frameworks/include/i_distributed_sink_input.h
@@ -0,0 +1,50 @@
+/*
+ * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * 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 DistributedInputs and
+ * limitations under the License.
+ */
+
+#ifndef I_DISTRIBUTED_SINK_INPUT_H
+#define I_DISTRIBUTED_SINK_INPUT_H
+#include <string>
+#include "../../common/include/constants_dinput.h"
+#include "iremote_broker.h"
+#include "iremote_object.h"
+#include "i_start_d_input_server_call_back.h"
+
+namespace OHOS {
+namespace DistributedHardware {
+namespace DistributedInput {
+class IDistributedSinkInput : public IRemoteBroker {
+public:
+    static const int32_t SA_ID_DISTRIBUTED_INPUT_SINK_SERVICE = 4810;
+
+    DECLARE_INTERFACE_DESCRIPTOR(u"ohos.DistributedHardware.DistributedInput.IDistributedSinkInput");
+
+    virtual int32_t Init() = 0;
+
+    virtual int32_t Release() = 0;
+
+    virtual int32_t IsStartDistributedInput(
+        const uint32_t& inputType, sptr<IStartDInputServerCallback> callback) = 0;
+
+    enum class MessageCode {
+        INIT = 0xf011,
+        RELEASE = 0xf012,
+        ISSTART_REMOTE_INPUT = 0xf013,
+    };
+};
+} // namespace DistributedInput
+} // namespace DistributedHardware
+} // namespace OHOS
+
+#endif // I_DISTRIBUTED_SINK_INPUT_H
diff --git a/frameworks/include/i_distributed_source_input.h b/frameworks/include/i_distributed_source_input.h
new file mode 100644
index 0000000..67e4659
--- /dev/null
+++ b/frameworks/include/i_distributed_source_input.h
@@ -0,0 +1,86 @@
+/*
+ * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * 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 DistributedInputs and
+ * limitations under the License.
+ */
+
+#ifndef I_DISTRIBUTED_INPUT_H
+#define I_DISTRIBUTED_INPUT_H
+#include <string>
+#include "../../common/include/constants_dinput.h"
+#include "iremote_broker.h"
+#include "iremote_object.h"
+#include "i_register_d_input_call_back.h"
+#include "i_unregister_d_input_call_back.h"
+#include "i_prepare_d_input_call_back.h"
+#include "i_unprepare_d_input_call_back.h"
+#include "i_start_d_input_call_back.h"
+#include "i_stop_d_input_call_back.h"
+#include "i_start_d_input_server_call_back.h"
+#include "i_add_white_list_infos_call_back.h"
+#include "i_del_white_list_infos_call_back.h"
+
+namespace OHOS {
+namespace DistributedHardware {
+namespace DistributedInput {
+class IDistributedSourceInput : public IRemoteBroker {
+public:
+    static const int32_t SA_ID_DISTRIBUTED_INPUT_SOURCE_SERVICE = 4809;
+
+    DECLARE_INTERFACE_DESCRIPTOR(u"ohos.DistributedHardware.DistributedInput.IDistributedSourceInput");
+
+    virtual int32_t Init() = 0;
+
+    virtual int32_t Release() = 0;
+
+    virtual int32_t RegisterDistributedHardware(
+        const std::string& devId, const std::string& dhId, const std::string& parameters,
+        sptr<IRegisterDInputCallback> callback) = 0;
+
+    virtual int32_t UnregisterDistributedHardware(
+        const std::string& devId, const std::string& dhId,
+        sptr<IUnregisterDInputCallback> callback) = 0;
+
+    virtual int32_t PrepareRemoteInput(
+        const std::string& deviceId, sptr<IPrepareDInputCallback> callback,
+        sptr<IAddWhiteListInfosCallback> addWhiteListCallback) = 0;
+
+    virtual int32_t UnprepareRemoteInput(
+        const std::string& deviceId, sptr<IUnprepareDInputCallback> callback,
+        sptr<IDelWhiteListInfosCallback> delWhiteListCallback) = 0;
+
+    virtual int32_t StartRemoteInput(
+        const std::string& deviceId, const uint32_t& inputTypes, sptr<IStartDInputCallback> callback) = 0;
+
+    virtual int32_t StopRemoteInput(
+        const std::string& deviceId, const uint32_t& inputTypes, sptr<IStopDInputCallback> callback) = 0;
+
+    virtual int32_t IsStartDistributedInput(
+        const uint32_t& inputType, sptr<IStartDInputServerCallback> callback) = 0;
+
+    enum class MessageCode {
+        INIT = 0xf001,
+        RELEASE = 0xf002,
+        REGISTER_REMOTE_INPUT = 0xf003,
+        UNREGISTER_REMOTE_INPUT = 0xf004,
+        PREPARE_REMOTE_INPUT = 0xf005,
+        UNPREPARE_REMOTE_INPUT = 0xf006,
+        START_REMOTE_INPUT = 0xf007,
+        STOP_REMOTE_INPUT = 0xf008,
+        ISSTART_REMOTE_INPUT = 0xf009,
+    };
+};
+} // namespace DistributedInput
+} // namespace DistributedHardware
+} // namespace OHOS
+
+#endif // DISTRIBUTED_INPUT_INNERKITS_INCLUDE_I_DISTRIBUTED_INPUT_H
diff --git a/frameworks/include/i_prepare_d_input_call_back.h b/frameworks/include/i_prepare_d_input_call_back.h
new file mode 100644
index 0000000..2d45212
--- /dev/null
+++ b/frameworks/include/i_prepare_d_input_call_back.h
@@ -0,0 +1,39 @@
+/*
+ * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * 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 I_PREPARE_D_INPUT_CALL_BACK_H
+#define I_PREPARE_D_INPUT_CALL_BACK_H
+
+#include <iremote_broker.h>
+#include <string>
+
+namespace OHOS {
+namespace DistributedHardware {
+namespace DistributedInput {
+class IPrepareDInputCallback : public IRemoteBroker {
+public:
+    virtual void OnResult(const std::string& devId, const int32_t& status) = 0;
+
+    enum class Message {
+        RESULT,
+    };
+
+    DECLARE_INTERFACE_DESCRIPTOR(u"ohos.DistributedHardware.DistributedInput.IPrepareDInputCallback");
+};
+}  // namespace DistributedHardware
+}  // namespace DistributedInput
+}  // namespace OHOS
+
+#endif  // I_PREPARE_D_INPUT_CALL_BACK_H
diff --git a/frameworks/include/i_register_d_input_call_back.h b/frameworks/include/i_register_d_input_call_back.h
new file mode 100644
index 0000000..d79f222
--- /dev/null
+++ b/frameworks/include/i_register_d_input_call_back.h
@@ -0,0 +1,39 @@
+/*
+ * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * 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 I_REGIST_D_INPUT_CALL_BACK_H
+#define I_REGIST_D_INPUT_CALL_BACK_H
+
+#include <iremote_broker.h>
+#include <string>
+
+namespace OHOS {
+namespace DistributedHardware {
+namespace DistributedInput {
+class IRegisterDInputCallback : public IRemoteBroker {
+public:
+    virtual void OnResult(const std::string& devId, const std::string& dhId, const int32_t& status) = 0;
+
+    enum class Message {
+        RESULT,
+    };
+
+    DECLARE_INTERFACE_DESCRIPTOR(u"ohos.DistributedHardware.DistributedInput.IRegisterDInputCallback");
+};
+}  // namespace DistributedHardware
+}  // namespace DistributedInput
+}  // namespace OHOS
+
+#endif  // I_REGIST_D_INPUT_CALL_BACK_H
diff --git a/frameworks/include/i_start_d_input_call_back.h b/frameworks/include/i_start_d_input_call_back.h
new file mode 100644
index 0000000..7638aec
--- /dev/null
+++ b/frameworks/include/i_start_d_input_call_back.h
@@ -0,0 +1,39 @@
+/*
+ * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * 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 I_START_D_INPUT_CALL_BACK_H
+#define I_START_D_INPUT_CALL_BACK_H
+
+#include <iremote_broker.h>
+#include <string>
+
+namespace OHOS {
+namespace DistributedHardware {
+namespace DistributedInput {
+class IStartDInputCallback : public IRemoteBroker {
+public:
+    virtual void OnResult(const std::string& devId, const uint32_t& inputTypes, const int32_t& status) = 0;
+
+    enum class Message {
+        RESULT,
+    };
+
+    DECLARE_INTERFACE_DESCRIPTOR(u"ohos.DistributedHardware.DistributedInput.IStartDInputCallback");
+};
+}  // namespace DistributedHardware
+}  // namespace DistributedInput
+}  // namespace OHOS
+
+#endif  // I_START_D_INPUT_CALL_BACK_H
diff --git a/frameworks/include/i_start_d_input_server_call_back.h b/frameworks/include/i_start_d_input_server_call_back.h
new file mode 100644
index 0000000..2ab1a0d
--- /dev/null
+++ b/frameworks/include/i_start_d_input_server_call_back.h
@@ -0,0 +1,41 @@
+/*
+ * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * 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 I_START_D_INPUT_SERVER_CALL_BACK_H
+#define I_START_D_INPUT_SERVER_CALL_BACK_H
+
+#include "../../common/include/constants_dinput.h"
+
+#include <iremote_broker.h>
+#include <string>
+
+namespace OHOS {
+namespace DistributedHardware {
+namespace DistributedInput {
+class IStartDInputServerCallback : public IRemoteBroker {
+public:
+    virtual void OnResult(const int32_t& status, const uint32_t& inputTypes) = 0;
+
+    enum class Message {
+        RESULT,
+    };
+
+    DECLARE_INTERFACE_DESCRIPTOR(u"ohos.DistributedHardware.DistributedInput.IStartDInputServerCallback");
+};
+}  // namespace DistributedHardware
+}  // namespace DistributedInput
+}  // namespace OHOS
+
+#endif  // I_START_D_INPUT_SERVER_CALL_BACK_H
diff --git a/frameworks/include/i_stop_d_input_call_back.h b/frameworks/include/i_stop_d_input_call_back.h
new file mode 100644
index 0000000..757acc6
--- /dev/null
+++ b/frameworks/include/i_stop_d_input_call_back.h
@@ -0,0 +1,39 @@
+/*
+ * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * 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 I_STOP_D_INPUT_CALL_BACK_H
+#define I_STOP_D_INPUT_CALL_BACK_H
+
+#include <iremote_broker.h>
+#include <string>
+
+namespace OHOS {
+namespace DistributedHardware {
+namespace DistributedInput {
+class IStopDInputCallback : public IRemoteBroker {
+public:
+    virtual void OnResult(const std::string& devId, const uint32_t& inputTypes, const int32_t& status) = 0;
+
+    enum class Message {
+        RESULT,
+    };
+
+    DECLARE_INTERFACE_DESCRIPTOR(u"ohos.DistributedHardware.DistributedInput.IStopDInputCallback");
+};
+}  // namespace DistributedHardware
+}  // namespace DistributedInput
+}  // namespace OHOS
+
+#endif  // I_STOP_D_INPUT_CALL_BACK_H
diff --git a/frameworks/include/i_unprepare_d_input_call_back.h b/frameworks/include/i_unprepare_d_input_call_back.h
new file mode 100644
index 0000000..181c76e
--- /dev/null
+++ b/frameworks/include/i_unprepare_d_input_call_back.h
@@ -0,0 +1,39 @@
+/*
+ * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * 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 I_UNPREPARE_D_INPUT_CALL_BACK_H
+#define I_UNPREPARE_D_INPUT_CALL_BACK_H
+
+#include <iremote_broker.h>
+#include <string>
+
+namespace OHOS {
+namespace DistributedHardware {
+namespace DistributedInput {
+class IUnprepareDInputCallback : public IRemoteBroker {
+public:
+    virtual void OnResult(const std::string& devId, const int32_t& status) = 0;
+
+    enum class Message {
+        RESULT,
+    };
+
+    DECLARE_INTERFACE_DESCRIPTOR(u"ohos.DistributedHardware.DistributedInput.IUnprepareDInputCallback");
+};
+}  // namespace DistributedHardware
+}  // namespace DistributedInput
+}  // namespace OHOS
+
+#endif  // I_UNPREPARE_D_INPUT_CALL_BACK_H
diff --git a/frameworks/include/i_unregister_d_input_call_back.h b/frameworks/include/i_unregister_d_input_call_back.h
new file mode 100644
index 0000000..bbdeaf1
--- /dev/null
+++ b/frameworks/include/i_unregister_d_input_call_back.h
@@ -0,0 +1,39 @@
+/*
+ * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * 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 I_UNREGIST_D_INPUT_CALL_BACK_H
+#define I_UNREGIST_D_INPUT_CALL_BACK_H
+
+#include <iremote_broker.h>
+#include <string>
+
+namespace OHOS {
+namespace DistributedHardware {
+namespace DistributedInput {
+class IUnregisterDInputCallback : public IRemoteBroker {
+public:
+    virtual void OnResult(const std::string& devId, const std::string& dhId, const int32_t& status) = 0;
+
+    enum class Message {
+        RESULT,
+    };
+
+    DECLARE_INTERFACE_DESCRIPTOR(u"ohos.DistributedHardware.DistributedInput.IUnregisterDInputCallback");
+};
+}  // namespace DistributedHardware
+}  // namespace DistributedInput
+}  // namespace OHOS
+
+#endif  // I_UNREGIST_D_INPUT_CALL_BACK_H