diff --git a/.github/workflows/cpp_workflow.yml b/.github/workflows/cpp_workflow.yml
index 3ec7f9c1..ce682ad2 100644
--- a/.github/workflows/cpp_workflow.yml
+++ b/.github/workflows/cpp_workflow.yml
@@ -141,12 +141,12 @@ jobs:
         if: runner.os == 'macos'
         with:
           name: libppc-crypto-sdk-jni.dylib
-          path: ./cpp/ppc-crypto-c-sdk/bindings/java/src/main/resources/META-INF/native/libppc-crypto-sdk-jni.dylib
+          path: ./cpp/wedpr-component-sdk/bindings/java/src/main/resources/META-INF/native/libppc-crypto-sdk-jni.dylib
       - uses: actions/upload-artifact@v2
         if: runner.os == 'Windows'
         with:
           name: libppc-crypto-sdk-jni.dylib
-          path: D:\a\WeDPR-Component\cpp\ppc-crypto-c-sdk\bindings\java\src\main\resources\META-INF\native\Release\ppc-crypto-sdk-jni.dll
+          path: D:\a\WeDPR-Component\cpp\wedpr-component-sdk\bindings\java\src\main\resources\META-INF\native\Release\ppc-crypto-sdk-jni.dll
 
   build_centos:
     name: build_centos full node
@@ -221,4 +221,4 @@ jobs:
       - uses: actions/upload-artifact@v2
         with:
           name: libppc-crypto-sdk-jni.so
-          path: ./cpp/ppc-crypto-c-sdk/bindings/java/src/main/resources/META-INF/native/libppc-crypto-sdk-jni.so
\ No newline at end of file
+          path: ./cpp/wedpr-component-sdk/bindings/java/src/main/resources/META-INF/native/libppc-crypto-sdk-jni.so
\ No newline at end of file
diff --git a/cpp/CMakeLists.txt b/cpp/CMakeLists.txt
index 698343ec..75586dc4 100644
--- a/cpp/CMakeLists.txt
+++ b/cpp/CMakeLists.txt
@@ -63,8 +63,8 @@ include(TargetSettings)
 include(Dependencies)
 
 ########### set the sources ########### 
-set(JNI_SOURCE_PATH ppc-crypto-c-sdk/bindings/java/src/main/c)
-set(SDK_SOURCE_LIST ppc-homo ppc-crypto-core ppc-crypto-c-sdk ${JNI_SOURCE_PATH})
+set(JNI_SOURCE_PATH wedpr-component-sdk/bindings/java/src/main/c)
+set(SDK_SOURCE_LIST ppc-homo ppc-crypto-core wedpr-component-sdk ${JNI_SOURCE_PATH})
 # Note: the udf depends on mysql, not enabled in the full node mode
 set(UDF_SOURCE_LIST ${SDK_SOURCE_LIST} ppc-udf)
 set(ALL_SOURCE_LIST 
@@ -79,6 +79,19 @@ if(BUILD_CEM)
     set(CEM_SOURCE "ppc-cem")
 endif()
 
+if(BUILD_WEDPR_TOOLKIT)
+    # fetch the python dependencies
+    option(FETCH_PYTHON_DEPS "Install python required modules if not available" ON)
+    message(STATUS "Python fetch dependencies: ${FETCH_PYTHON_DEPS}")
+    include(python)
+    if(WIN32)
+        message(STATUS "Getting SWIG for Windows: ...")
+        include(swig)
+        message(STATUS "Getting SWIG for Windows: ...DONE")
+    endif()
+    add_subdirectory(wedpr-toolkit-wrapper)
+endif()
+
 if(BUILD_ALL)
     add_sources("${ALL_SOURCE_LIST}")
 elseif(BUILD_UDF)
diff --git a/cpp/cmake/IncludeDirectories.cmake b/cpp/cmake/IncludeDirectories.cmake
index c22d3cce..7bd1fb86 100644
--- a/cpp/cmake/IncludeDirectories.cmake
+++ b/cpp/cmake/IncludeDirectories.cmake
@@ -2,7 +2,7 @@ include_directories(${CMAKE_CURRENT_SOURCE_DIR})
 include_directories(${CMAKE_CURRENT_BINARY_DIR})
 include_directories(${CMAKE_CURRENT_SOURCE_DIR}/ppc-front)
 include_directories(${CMAKE_CURRENT_SOURCE_DIR}/ppc-gateway)
-include_directories(${CMAKE_CURRENT_SOURCE_DIR}/ppc-crypto-c-sdk)
+include_directories(${CMAKE_CURRENT_SOURCE_DIR}/wedpr-component-c-sdk)
 include_directories(${CMAKE_CURRENT_SOURCE_DIR}/ppc-tars-protocol)
 
 set(VCPKG_INCLUDE_PATH "${VCPKG_INSTALLED_DIR}/${VCPKG_TARGET_TRIPLET}/include")
diff --git a/cpp/cmake/Options.cmake b/cpp/cmake/Options.cmake
index 1b4245ab..bf631af3 100644
--- a/cpp/cmake/Options.cmake
+++ b/cpp/cmake/Options.cmake
@@ -52,6 +52,7 @@ macro(configure_project)
     default_option(BUILD_ALL ON)
     default_option(BUILD_SDK OFF)
     default_option(BUILD_UDF OFF)
+    default_option(BUILD_WEDPR_TOOLKIT OFF)
 
     # Suffix like "-rc1" e.t.c. to append to versions wherever needed.
     if (NOT DEFINED VERSION_SUFFIX)
diff --git a/cpp/cmake/TargetSettings.cmake b/cpp/cmake/TargetSettings.cmake
index 61b17f44..da9e9626 100644
--- a/cpp/cmake/TargetSettings.cmake
+++ b/cpp/cmake/TargetSettings.cmake
@@ -85,17 +85,22 @@ if (ENABLE_CPU_FEATURES)
     set(CPU_FEATURES_LIB CpuFeatures::cpu_features)
 endif ()
 
-#====== ppc-crypto-c-sdk ===========
+#====== wedpr-component-sdk ===========
 set(PPC_CRYPTO_C_SDK_STATIC_TARGET ppc-crypto-c-sdk-static)
 set(PPC_CRYPTO_C_SDK_TARGET ppc-crypto-c-sdk)
 
+set(PPC_FRONT_C_SDK_STATIC_TARGET ppc-front-c-sdk-static)
+set(PPC_FRONT_C_SDK_TARGET ppc-front-c-sdk)
+
 # add suffix for arm
 if(ARCH_NATIVE)
     message(STATUS "Building arm architecture, CMAKE_HOST_SYSTEM_PROCESSOR => ${CMAKE_HOST_SYSTEM_PROCESSOR}")
     set(PPC_CRYPTO_C_SDK_STATIC_TARGET "ppc-crypto-c-sdk-aarch64")
     set(PPC_CRYPTO_C_SDK_TARGET "ppc-crypto-c-sdk-static-aarch64")
+    set(PPC_FRONT_C_SDK_STATIC_TARGET ppc-front-c-sdk-static-aarch64)
+    set(PPC_FRONT_C_SDK_TARGET ppc-front-c-sdk-aarch64)
 endif()
-#====== ppc-crypto-c-sdk ===========
+#====== wedpr-component-sdk ===========
 
 
 #====== ppc-crypto-sdk-jni ===========
@@ -119,4 +124,7 @@ if(ARCH_NATIVE)
 endif()
 # ========== ppc-udf ===========
 
-set(BOOST_UNIT_TEST Boost::unit_test_framework)
\ No newline at end of file
+set(BOOST_UNIT_TEST Boost::unit_test_framework)
+
+# ==== the swig wrapper ===== 
+set(WEDPR_PYTHON_TOOLKIT "wedpr_python_toolkit")
\ No newline at end of file
diff --git a/cpp/wedpr-component-c-sdk/CMakeLists.txt b/cpp/wedpr-component-sdk/CMakeLists.txt
similarity index 74%
rename from cpp/wedpr-component-c-sdk/CMakeLists.txt
rename to cpp/wedpr-component-sdk/CMakeLists.txt
index 474f39c6..8f389e80 100644
--- a/cpp/wedpr-component-c-sdk/CMakeLists.txt
+++ b/cpp/wedpr-component-sdk/CMakeLists.txt
@@ -1,4 +1,4 @@
-project(wedpr-component-c-sdk VERSION ${VERSION})
+project(wedpr-component-sdk VERSION ${VERSION})
 
 # export windows dll symbol
 if(WIN32)
@@ -6,10 +6,10 @@ if(WIN32)
     set(CMAKE_WINDOWS_EXPORT_ALL_SYMBOLS "ON")
 endif()
 add_subdirectory(ppc-crypto-c-sdk)
-add_subdirectory(ppc-front-c-sdk)
+add_subdirectory(wedpr-front-cpp-sdk)
 
 if (TESTS)
     enable_testing()
     set(CTEST_OUTPUT_ON_FAILURE TRUE)
     add_subdirectory(tests)
-endif()
\ No newline at end of file
+endif()
diff --git a/cpp/wedpr-component-c-sdk/bindings/java/build.gradle b/cpp/wedpr-component-sdk/bindings/java/build.gradle
similarity index 100%
rename from cpp/wedpr-component-c-sdk/bindings/java/build.gradle
rename to cpp/wedpr-component-sdk/bindings/java/build.gradle
diff --git a/cpp/wedpr-component-c-sdk/bindings/java/gradle/wrapper/gradle-wrapper.jar b/cpp/wedpr-component-sdk/bindings/java/gradle/wrapper/gradle-wrapper.jar
similarity index 100%
rename from cpp/wedpr-component-c-sdk/bindings/java/gradle/wrapper/gradle-wrapper.jar
rename to cpp/wedpr-component-sdk/bindings/java/gradle/wrapper/gradle-wrapper.jar
diff --git a/cpp/wedpr-component-c-sdk/bindings/java/gradle/wrapper/gradle-wrapper.properties b/cpp/wedpr-component-sdk/bindings/java/gradle/wrapper/gradle-wrapper.properties
similarity index 100%
rename from cpp/wedpr-component-c-sdk/bindings/java/gradle/wrapper/gradle-wrapper.properties
rename to cpp/wedpr-component-sdk/bindings/java/gradle/wrapper/gradle-wrapper.properties
diff --git a/cpp/wedpr-component-c-sdk/bindings/java/gradlew b/cpp/wedpr-component-sdk/bindings/java/gradlew
similarity index 100%
rename from cpp/wedpr-component-c-sdk/bindings/java/gradlew
rename to cpp/wedpr-component-sdk/bindings/java/gradlew
diff --git a/cpp/wedpr-component-c-sdk/bindings/java/gradlew.bat b/cpp/wedpr-component-sdk/bindings/java/gradlew.bat
similarity index 100%
rename from cpp/wedpr-component-c-sdk/bindings/java/gradlew.bat
rename to cpp/wedpr-component-sdk/bindings/java/gradlew.bat
diff --git a/cpp/wedpr-component-c-sdk/bindings/java/settings.gradle b/cpp/wedpr-component-sdk/bindings/java/settings.gradle
similarity index 100%
rename from cpp/wedpr-component-c-sdk/bindings/java/settings.gradle
rename to cpp/wedpr-component-sdk/bindings/java/settings.gradle
diff --git a/cpp/wedpr-component-c-sdk/bindings/java/src/jmh/java/com/webank/wedpr/sdk/jni/jmh/BenchmarkMain.java b/cpp/wedpr-component-sdk/bindings/java/src/jmh/java/com/webank/wedpr/sdk/jni/jmh/BenchmarkMain.java
similarity index 100%
rename from cpp/wedpr-component-c-sdk/bindings/java/src/jmh/java/com/webank/wedpr/sdk/jni/jmh/BenchmarkMain.java
rename to cpp/wedpr-component-sdk/bindings/java/src/jmh/java/com/webank/wedpr/sdk/jni/jmh/BenchmarkMain.java
diff --git a/cpp/wedpr-component-c-sdk/bindings/java/src/jmh/java/com/webank/wedpr/sdk/jni/jmh/PaillierBenchmark.java b/cpp/wedpr-component-sdk/bindings/java/src/jmh/java/com/webank/wedpr/sdk/jni/jmh/PaillierBenchmark.java
similarity index 100%
rename from cpp/wedpr-component-c-sdk/bindings/java/src/jmh/java/com/webank/wedpr/sdk/jni/jmh/PaillierBenchmark.java
rename to cpp/wedpr-component-sdk/bindings/java/src/jmh/java/com/webank/wedpr/sdk/jni/jmh/PaillierBenchmark.java
diff --git a/cpp/wedpr-component-c-sdk/bindings/java/src/main/c/CMakeLists.txt b/cpp/wedpr-component-sdk/bindings/java/src/main/c/CMakeLists.txt
similarity index 100%
rename from cpp/wedpr-component-c-sdk/bindings/java/src/main/c/CMakeLists.txt
rename to cpp/wedpr-component-sdk/bindings/java/src/main/c/CMakeLists.txt
diff --git a/cpp/wedpr-component-c-sdk/bindings/java/src/main/c/jni/Common.cpp b/cpp/wedpr-component-sdk/bindings/java/src/main/c/jni/Common.cpp
similarity index 100%
rename from cpp/wedpr-component-c-sdk/bindings/java/src/main/c/jni/Common.cpp
rename to cpp/wedpr-component-sdk/bindings/java/src/main/c/jni/Common.cpp
diff --git a/cpp/wedpr-component-c-sdk/bindings/java/src/main/c/jni/Common.h b/cpp/wedpr-component-sdk/bindings/java/src/main/c/jni/Common.h
similarity index 100%
rename from cpp/wedpr-component-c-sdk/bindings/java/src/main/c/jni/Common.h
rename to cpp/wedpr-component-sdk/bindings/java/src/main/c/jni/Common.h
diff --git a/cpp/wedpr-component-c-sdk/bindings/java/src/main/c/jni/JNIException.cpp b/cpp/wedpr-component-sdk/bindings/java/src/main/c/jni/JNIException.cpp
similarity index 100%
rename from cpp/wedpr-component-c-sdk/bindings/java/src/main/c/jni/JNIException.cpp
rename to cpp/wedpr-component-sdk/bindings/java/src/main/c/jni/JNIException.cpp
diff --git a/cpp/wedpr-component-c-sdk/bindings/java/src/main/c/jni/JNIException.h b/cpp/wedpr-component-sdk/bindings/java/src/main/c/jni/JNIException.h
similarity index 100%
rename from cpp/wedpr-component-c-sdk/bindings/java/src/main/c/jni/JNIException.h
rename to cpp/wedpr-component-sdk/bindings/java/src/main/c/jni/JNIException.h
diff --git a/cpp/wedpr-component-c-sdk/bindings/java/src/main/c/jni/com_webank_wedpr_sdk_jni_crypto_FastOre.cpp b/cpp/wedpr-component-sdk/bindings/java/src/main/c/jni/com_webank_wedpr_sdk_jni_crypto_FastOre.cpp
similarity index 100%
rename from cpp/wedpr-component-c-sdk/bindings/java/src/main/c/jni/com_webank_wedpr_sdk_jni_crypto_FastOre.cpp
rename to cpp/wedpr-component-sdk/bindings/java/src/main/c/jni/com_webank_wedpr_sdk_jni_crypto_FastOre.cpp
diff --git a/cpp/wedpr-component-c-sdk/bindings/java/src/main/c/jni/com_webank_wedpr_sdk_jni_crypto_FastOre.h b/cpp/wedpr-component-sdk/bindings/java/src/main/c/jni/com_webank_wedpr_sdk_jni_crypto_FastOre.h
similarity index 100%
rename from cpp/wedpr-component-c-sdk/bindings/java/src/main/c/jni/com_webank_wedpr_sdk_jni_crypto_FastOre.h
rename to cpp/wedpr-component-sdk/bindings/java/src/main/c/jni/com_webank_wedpr_sdk_jni_crypto_FastOre.h
diff --git a/cpp/wedpr-component-c-sdk/bindings/java/src/main/c/jni/com_webank_wedpr_sdk_jni_crypto_SymmetricEncryption.cpp b/cpp/wedpr-component-sdk/bindings/java/src/main/c/jni/com_webank_wedpr_sdk_jni_crypto_SymmetricEncryption.cpp
similarity index 100%
rename from cpp/wedpr-component-c-sdk/bindings/java/src/main/c/jni/com_webank_wedpr_sdk_jni_crypto_SymmetricEncryption.cpp
rename to cpp/wedpr-component-sdk/bindings/java/src/main/c/jni/com_webank_wedpr_sdk_jni_crypto_SymmetricEncryption.cpp
diff --git a/cpp/wedpr-component-c-sdk/bindings/java/src/main/c/jni/com_webank_wedpr_sdk_jni_crypto_SymmetricEncryption.h b/cpp/wedpr-component-sdk/bindings/java/src/main/c/jni/com_webank_wedpr_sdk_jni_crypto_SymmetricEncryption.h
similarity index 100%
rename from cpp/wedpr-component-c-sdk/bindings/java/src/main/c/jni/com_webank_wedpr_sdk_jni_crypto_SymmetricEncryption.h
rename to cpp/wedpr-component-sdk/bindings/java/src/main/c/jni/com_webank_wedpr_sdk_jni_crypto_SymmetricEncryption.h
diff --git a/cpp/wedpr-component-c-sdk/bindings/java/src/main/c/jni/com_webank_wedpr_sdk_jni_homo_NativeFloatingIhc.cpp b/cpp/wedpr-component-sdk/bindings/java/src/main/c/jni/com_webank_wedpr_sdk_jni_homo_NativeFloatingIhc.cpp
similarity index 100%
rename from cpp/wedpr-component-c-sdk/bindings/java/src/main/c/jni/com_webank_wedpr_sdk_jni_homo_NativeFloatingIhc.cpp
rename to cpp/wedpr-component-sdk/bindings/java/src/main/c/jni/com_webank_wedpr_sdk_jni_homo_NativeFloatingIhc.cpp
diff --git a/cpp/wedpr-component-c-sdk/bindings/java/src/main/c/jni/com_webank_wedpr_sdk_jni_homo_NativeFloatingIhc.h b/cpp/wedpr-component-sdk/bindings/java/src/main/c/jni/com_webank_wedpr_sdk_jni_homo_NativeFloatingIhc.h
similarity index 100%
rename from cpp/wedpr-component-c-sdk/bindings/java/src/main/c/jni/com_webank_wedpr_sdk_jni_homo_NativeFloatingIhc.h
rename to cpp/wedpr-component-sdk/bindings/java/src/main/c/jni/com_webank_wedpr_sdk_jni_homo_NativeFloatingIhc.h
diff --git a/cpp/wedpr-component-c-sdk/bindings/java/src/main/c/jni/com_webank_wedpr_sdk_jni_homo_NativeFloatingPointPaillier.cpp b/cpp/wedpr-component-sdk/bindings/java/src/main/c/jni/com_webank_wedpr_sdk_jni_homo_NativeFloatingPointPaillier.cpp
similarity index 100%
rename from cpp/wedpr-component-c-sdk/bindings/java/src/main/c/jni/com_webank_wedpr_sdk_jni_homo_NativeFloatingPointPaillier.cpp
rename to cpp/wedpr-component-sdk/bindings/java/src/main/c/jni/com_webank_wedpr_sdk_jni_homo_NativeFloatingPointPaillier.cpp
diff --git a/cpp/wedpr-component-c-sdk/bindings/java/src/main/c/jni/com_webank_wedpr_sdk_jni_homo_NativeFloatingPointPaillier.h b/cpp/wedpr-component-sdk/bindings/java/src/main/c/jni/com_webank_wedpr_sdk_jni_homo_NativeFloatingPointPaillier.h
similarity index 100%
rename from cpp/wedpr-component-c-sdk/bindings/java/src/main/c/jni/com_webank_wedpr_sdk_jni_homo_NativeFloatingPointPaillier.h
rename to cpp/wedpr-component-sdk/bindings/java/src/main/c/jni/com_webank_wedpr_sdk_jni_homo_NativeFloatingPointPaillier.h
diff --git a/cpp/wedpr-component-c-sdk/bindings/java/src/main/c/jni/com_webank_wedpr_sdk_jni_homo_NativeIhc.h b/cpp/wedpr-component-sdk/bindings/java/src/main/c/jni/com_webank_wedpr_sdk_jni_homo_NativeIhc.h
similarity index 100%
rename from cpp/wedpr-component-c-sdk/bindings/java/src/main/c/jni/com_webank_wedpr_sdk_jni_homo_NativeIhc.h
rename to cpp/wedpr-component-sdk/bindings/java/src/main/c/jni/com_webank_wedpr_sdk_jni_homo_NativeIhc.h
diff --git a/cpp/wedpr-component-c-sdk/bindings/java/src/main/c/jni/com_webank_wedpr_sdk_jni_homo_NativePaillier.cpp b/cpp/wedpr-component-sdk/bindings/java/src/main/c/jni/com_webank_wedpr_sdk_jni_homo_NativePaillier.cpp
similarity index 100%
rename from cpp/wedpr-component-c-sdk/bindings/java/src/main/c/jni/com_webank_wedpr_sdk_jni_homo_NativePaillier.cpp
rename to cpp/wedpr-component-sdk/bindings/java/src/main/c/jni/com_webank_wedpr_sdk_jni_homo_NativePaillier.cpp
diff --git a/cpp/wedpr-component-c-sdk/bindings/java/src/main/c/jni/com_webank_wedpr_sdk_jni_homo_NativePaillier.h b/cpp/wedpr-component-sdk/bindings/java/src/main/c/jni/com_webank_wedpr_sdk_jni_homo_NativePaillier.h
similarity index 100%
rename from cpp/wedpr-component-c-sdk/bindings/java/src/main/c/jni/com_webank_wedpr_sdk_jni_homo_NativePaillier.h
rename to cpp/wedpr-component-sdk/bindings/java/src/main/c/jni/com_webank_wedpr_sdk_jni_homo_NativePaillier.h
diff --git a/cpp/wedpr-component-c-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/demo/GenerateKeys.java b/cpp/wedpr-component-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/demo/GenerateKeys.java
similarity index 100%
rename from cpp/wedpr-component-c-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/demo/GenerateKeys.java
rename to cpp/wedpr-component-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/demo/GenerateKeys.java
diff --git a/cpp/wedpr-component-c-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/jni/codec/FloatingPointNumber.java b/cpp/wedpr-component-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/jni/codec/FloatingPointNumber.java
similarity index 100%
rename from cpp/wedpr-component-c-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/jni/codec/FloatingPointNumber.java
rename to cpp/wedpr-component-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/jni/codec/FloatingPointNumber.java
diff --git a/cpp/wedpr-component-c-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/jni/codec/NumberCodec.java b/cpp/wedpr-component-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/jni/codec/NumberCodec.java
similarity index 100%
rename from cpp/wedpr-component-c-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/jni/codec/NumberCodec.java
rename to cpp/wedpr-component-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/jni/codec/NumberCodec.java
diff --git a/cpp/wedpr-component-c-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/jni/codec/NumberCodecException.java b/cpp/wedpr-component-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/jni/codec/NumberCodecException.java
similarity index 100%
rename from cpp/wedpr-component-c-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/jni/codec/NumberCodecException.java
rename to cpp/wedpr-component-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/jni/codec/NumberCodecException.java
diff --git a/cpp/wedpr-component-c-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/jni/codec/NumberCodecImpl.java b/cpp/wedpr-component-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/jni/codec/NumberCodecImpl.java
similarity index 100%
rename from cpp/wedpr-component-c-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/jni/codec/NumberCodecImpl.java
rename to cpp/wedpr-component-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/jni/codec/NumberCodecImpl.java
diff --git a/cpp/wedpr-component-c-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/jni/common/JniException.java b/cpp/wedpr-component-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/jni/common/JniException.java
similarity index 100%
rename from cpp/wedpr-component-c-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/jni/common/JniException.java
rename to cpp/wedpr-component-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/jni/common/JniException.java
diff --git a/cpp/wedpr-component-c-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/jni/common/JniLibLoader.java b/cpp/wedpr-component-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/jni/common/JniLibLoader.java
similarity index 100%
rename from cpp/wedpr-component-c-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/jni/common/JniLibLoader.java
rename to cpp/wedpr-component-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/jni/common/JniLibLoader.java
diff --git a/cpp/wedpr-component-c-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/jni/common/Utilities.java b/cpp/wedpr-component-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/jni/common/Utilities.java
similarity index 100%
rename from cpp/wedpr-component-c-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/jni/common/Utilities.java
rename to cpp/wedpr-component-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/jni/common/Utilities.java
diff --git a/cpp/wedpr-component-c-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/jni/crypto/FastOre.java b/cpp/wedpr-component-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/jni/crypto/FastOre.java
similarity index 100%
rename from cpp/wedpr-component-c-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/jni/crypto/FastOre.java
rename to cpp/wedpr-component-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/jni/crypto/FastOre.java
diff --git a/cpp/wedpr-component-c-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/jni/crypto/SymmetricEncryption.java b/cpp/wedpr-component-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/jni/crypto/SymmetricEncryption.java
similarity index 100%
rename from cpp/wedpr-component-c-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/jni/crypto/SymmetricEncryption.java
rename to cpp/wedpr-component-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/jni/crypto/SymmetricEncryption.java
diff --git a/cpp/wedpr-component-c-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/jni/homo/NativeFloatingIhc.java b/cpp/wedpr-component-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/jni/homo/NativeFloatingIhc.java
similarity index 100%
rename from cpp/wedpr-component-c-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/jni/homo/NativeFloatingIhc.java
rename to cpp/wedpr-component-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/jni/homo/NativeFloatingIhc.java
diff --git a/cpp/wedpr-component-c-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/jni/homo/NativeFloatingPointPaillier.java b/cpp/wedpr-component-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/jni/homo/NativeFloatingPointPaillier.java
similarity index 100%
rename from cpp/wedpr-component-c-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/jni/homo/NativeFloatingPointPaillier.java
rename to cpp/wedpr-component-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/jni/homo/NativeFloatingPointPaillier.java
diff --git a/cpp/wedpr-component-c-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/jni/homo/NativePaillier.java b/cpp/wedpr-component-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/jni/homo/NativePaillier.java
similarity index 100%
rename from cpp/wedpr-component-c-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/jni/homo/NativePaillier.java
rename to cpp/wedpr-component-sdk/bindings/java/src/main/java/com/webank/wedpr/sdk/jni/homo/NativePaillier.java
diff --git a/cpp/wedpr-component-c-sdk/bindings/java/src/main/resources/META-INF/native/win/file.list b/cpp/wedpr-component-sdk/bindings/java/src/main/resources/META-INF/native/win/file.list
similarity index 100%
rename from cpp/wedpr-component-c-sdk/bindings/java/src/main/resources/META-INF/native/win/file.list
rename to cpp/wedpr-component-sdk/bindings/java/src/main/resources/META-INF/native/win/file.list
diff --git a/cpp/wedpr-component-c-sdk/bindings/java/src/test/java/com/webank/wedpr/sdk/jni/test/NativeFloatingIhcTest.java b/cpp/wedpr-component-sdk/bindings/java/src/test/java/com/webank/wedpr/sdk/jni/test/NativeFloatingIhcTest.java
similarity index 100%
rename from cpp/wedpr-component-c-sdk/bindings/java/src/test/java/com/webank/wedpr/sdk/jni/test/NativeFloatingIhcTest.java
rename to cpp/wedpr-component-sdk/bindings/java/src/test/java/com/webank/wedpr/sdk/jni/test/NativeFloatingIhcTest.java
diff --git a/cpp/wedpr-component-c-sdk/bindings/java/src/test/java/com/webank/wedpr/sdk/jni/test/NativeFloatingPointPaillierTest.java b/cpp/wedpr-component-sdk/bindings/java/src/test/java/com/webank/wedpr/sdk/jni/test/NativeFloatingPointPaillierTest.java
similarity index 100%
rename from cpp/wedpr-component-c-sdk/bindings/java/src/test/java/com/webank/wedpr/sdk/jni/test/NativeFloatingPointPaillierTest.java
rename to cpp/wedpr-component-sdk/bindings/java/src/test/java/com/webank/wedpr/sdk/jni/test/NativeFloatingPointPaillierTest.java
diff --git a/cpp/wedpr-component-c-sdk/bindings/java/src/test/java/com/webank/wedpr/sdk/jni/test/NativePaillierTest.java b/cpp/wedpr-component-sdk/bindings/java/src/test/java/com/webank/wedpr/sdk/jni/test/NativePaillierTest.java
similarity index 100%
rename from cpp/wedpr-component-c-sdk/bindings/java/src/test/java/com/webank/wedpr/sdk/jni/test/NativePaillierTest.java
rename to cpp/wedpr-component-sdk/bindings/java/src/test/java/com/webank/wedpr/sdk/jni/test/NativePaillierTest.java
diff --git a/cpp/wedpr-component-c-sdk/bindings/java/src/test/java/com/webank/wedpr/sdk/jni/test/NumberCodecTest.java b/cpp/wedpr-component-sdk/bindings/java/src/test/java/com/webank/wedpr/sdk/jni/test/NumberCodecTest.java
similarity index 100%
rename from cpp/wedpr-component-c-sdk/bindings/java/src/test/java/com/webank/wedpr/sdk/jni/test/NumberCodecTest.java
rename to cpp/wedpr-component-sdk/bindings/java/src/test/java/com/webank/wedpr/sdk/jni/test/NumberCodecTest.java
diff --git a/cpp/wedpr-component-c-sdk/bindings/java/src/test/java/com/webank/wedpr/sdk/jni/test/SymmetricEncryptionTest.java b/cpp/wedpr-component-sdk/bindings/java/src/test/java/com/webank/wedpr/sdk/jni/test/SymmetricEncryptionTest.java
similarity index 100%
rename from cpp/wedpr-component-c-sdk/bindings/java/src/test/java/com/webank/wedpr/sdk/jni/test/SymmetricEncryptionTest.java
rename to cpp/wedpr-component-sdk/bindings/java/src/test/java/com/webank/wedpr/sdk/jni/test/SymmetricEncryptionTest.java
diff --git a/cpp/wedpr-component-c-sdk/ppc-crypto-c-sdk/CMakeLists.txt b/cpp/wedpr-component-sdk/ppc-crypto-c-sdk/CMakeLists.txt
similarity index 100%
rename from cpp/wedpr-component-c-sdk/ppc-crypto-c-sdk/CMakeLists.txt
rename to cpp/wedpr-component-sdk/ppc-crypto-c-sdk/CMakeLists.txt
diff --git a/cpp/wedpr-component-c-sdk/ppc-crypto-c-sdk/fast_ore.cpp b/cpp/wedpr-component-sdk/ppc-crypto-c-sdk/fast_ore.cpp
similarity index 100%
rename from cpp/wedpr-component-c-sdk/ppc-crypto-c-sdk/fast_ore.cpp
rename to cpp/wedpr-component-sdk/ppc-crypto-c-sdk/fast_ore.cpp
diff --git a/cpp/wedpr-component-c-sdk/ppc-crypto-c-sdk/fast_ore.h b/cpp/wedpr-component-sdk/ppc-crypto-c-sdk/fast_ore.h
similarity index 100%
rename from cpp/wedpr-component-c-sdk/ppc-crypto-c-sdk/fast_ore.h
rename to cpp/wedpr-component-sdk/ppc-crypto-c-sdk/fast_ore.h
diff --git a/cpp/wedpr-component-c-sdk/ppc-crypto-c-sdk/floating_point_ihc.cpp b/cpp/wedpr-component-sdk/ppc-crypto-c-sdk/floating_point_ihc.cpp
similarity index 100%
rename from cpp/wedpr-component-c-sdk/ppc-crypto-c-sdk/floating_point_ihc.cpp
rename to cpp/wedpr-component-sdk/ppc-crypto-c-sdk/floating_point_ihc.cpp
diff --git a/cpp/wedpr-component-c-sdk/ppc-crypto-c-sdk/floating_point_ihc.h b/cpp/wedpr-component-sdk/ppc-crypto-c-sdk/floating_point_ihc.h
similarity index 100%
rename from cpp/wedpr-component-c-sdk/ppc-crypto-c-sdk/floating_point_ihc.h
rename to cpp/wedpr-component-sdk/ppc-crypto-c-sdk/floating_point_ihc.h
diff --git a/cpp/wedpr-component-c-sdk/ppc-crypto-c-sdk/floating_point_paillier.cpp b/cpp/wedpr-component-sdk/ppc-crypto-c-sdk/floating_point_paillier.cpp
similarity index 100%
rename from cpp/wedpr-component-c-sdk/ppc-crypto-c-sdk/floating_point_paillier.cpp
rename to cpp/wedpr-component-sdk/ppc-crypto-c-sdk/floating_point_paillier.cpp
diff --git a/cpp/wedpr-component-c-sdk/ppc-crypto-c-sdk/floating_point_paillier.h b/cpp/wedpr-component-sdk/ppc-crypto-c-sdk/floating_point_paillier.h
similarity index 100%
rename from cpp/wedpr-component-c-sdk/ppc-crypto-c-sdk/floating_point_paillier.h
rename to cpp/wedpr-component-sdk/ppc-crypto-c-sdk/floating_point_paillier.h
diff --git a/cpp/wedpr-component-c-sdk/ppc-crypto-c-sdk/homo_ihc.cpp b/cpp/wedpr-component-sdk/ppc-crypto-c-sdk/homo_ihc.cpp
similarity index 100%
rename from cpp/wedpr-component-c-sdk/ppc-crypto-c-sdk/homo_ihc.cpp
rename to cpp/wedpr-component-sdk/ppc-crypto-c-sdk/homo_ihc.cpp
diff --git a/cpp/wedpr-component-c-sdk/ppc-crypto-c-sdk/homo_ihc.h b/cpp/wedpr-component-sdk/ppc-crypto-c-sdk/homo_ihc.h
similarity index 100%
rename from cpp/wedpr-component-c-sdk/ppc-crypto-c-sdk/homo_ihc.h
rename to cpp/wedpr-component-sdk/ppc-crypto-c-sdk/homo_ihc.h
diff --git a/cpp/wedpr-component-c-sdk/ppc-crypto-c-sdk/homo_paillier.cpp b/cpp/wedpr-component-sdk/ppc-crypto-c-sdk/homo_paillier.cpp
similarity index 100%
rename from cpp/wedpr-component-c-sdk/ppc-crypto-c-sdk/homo_paillier.cpp
rename to cpp/wedpr-component-sdk/ppc-crypto-c-sdk/homo_paillier.cpp
diff --git a/cpp/wedpr-component-c-sdk/ppc-crypto-c-sdk/homo_paillier.h b/cpp/wedpr-component-sdk/ppc-crypto-c-sdk/homo_paillier.h
similarity index 100%
rename from cpp/wedpr-component-c-sdk/ppc-crypto-c-sdk/homo_paillier.h
rename to cpp/wedpr-component-sdk/ppc-crypto-c-sdk/homo_paillier.h
diff --git a/cpp/wedpr-component-c-sdk/ppc-crypto-c-sdk/symmetric_encryption.cpp b/cpp/wedpr-component-sdk/ppc-crypto-c-sdk/symmetric_encryption.cpp
similarity index 100%
rename from cpp/wedpr-component-c-sdk/ppc-crypto-c-sdk/symmetric_encryption.cpp
rename to cpp/wedpr-component-sdk/ppc-crypto-c-sdk/symmetric_encryption.cpp
diff --git a/cpp/wedpr-component-c-sdk/ppc-crypto-c-sdk/symmetric_encryption.h b/cpp/wedpr-component-sdk/ppc-crypto-c-sdk/symmetric_encryption.h
similarity index 100%
rename from cpp/wedpr-component-c-sdk/ppc-crypto-c-sdk/symmetric_encryption.h
rename to cpp/wedpr-component-sdk/ppc-crypto-c-sdk/symmetric_encryption.h
diff --git a/cpp/wedpr-component-c-sdk/ppc-crypto-c-sdk/utils/error.cpp b/cpp/wedpr-component-sdk/ppc-crypto-c-sdk/utils/error.cpp
similarity index 100%
rename from cpp/wedpr-component-c-sdk/ppc-crypto-c-sdk/utils/error.cpp
rename to cpp/wedpr-component-sdk/ppc-crypto-c-sdk/utils/error.cpp
diff --git a/cpp/wedpr-component-c-sdk/ppc-crypto-c-sdk/utils/error.h b/cpp/wedpr-component-sdk/ppc-crypto-c-sdk/utils/error.h
similarity index 100%
rename from cpp/wedpr-component-c-sdk/ppc-crypto-c-sdk/utils/error.h
rename to cpp/wedpr-component-sdk/ppc-crypto-c-sdk/utils/error.h
diff --git a/cpp/wedpr-component-c-sdk/ppc-crypto-c-sdk/utils/utilities.cpp b/cpp/wedpr-component-sdk/ppc-crypto-c-sdk/utils/utilities.cpp
similarity index 100%
rename from cpp/wedpr-component-c-sdk/ppc-crypto-c-sdk/utils/utilities.cpp
rename to cpp/wedpr-component-sdk/ppc-crypto-c-sdk/utils/utilities.cpp
diff --git a/cpp/wedpr-component-c-sdk/ppc-crypto-c-sdk/utils/utilities.h b/cpp/wedpr-component-sdk/ppc-crypto-c-sdk/utils/utilities.h
similarity index 100%
rename from cpp/wedpr-component-c-sdk/ppc-crypto-c-sdk/utils/utilities.h
rename to cpp/wedpr-component-sdk/ppc-crypto-c-sdk/utils/utilities.h
diff --git a/cpp/wedpr-component-c-sdk/tests/CMakeLists.txt b/cpp/wedpr-component-sdk/tests/CMakeLists.txt
similarity index 100%
rename from cpp/wedpr-component-c-sdk/tests/CMakeLists.txt
rename to cpp/wedpr-component-sdk/tests/CMakeLists.txt
diff --git a/cpp/wedpr-component-c-sdk/tests/TestFastOre.cpp b/cpp/wedpr-component-sdk/tests/TestFastOre.cpp
similarity index 100%
rename from cpp/wedpr-component-c-sdk/tests/TestFastOre.cpp
rename to cpp/wedpr-component-sdk/tests/TestFastOre.cpp
diff --git a/cpp/wedpr-component-c-sdk/tests/TestHomoPaillier.cpp b/cpp/wedpr-component-sdk/tests/TestHomoPaillier.cpp
similarity index 100%
rename from cpp/wedpr-component-c-sdk/tests/TestHomoPaillier.cpp
rename to cpp/wedpr-component-sdk/tests/TestHomoPaillier.cpp
diff --git a/cpp/wedpr-component-c-sdk/tests/main.cpp b/cpp/wedpr-component-sdk/tests/main.cpp
similarity index 100%
rename from cpp/wedpr-component-c-sdk/tests/main.cpp
rename to cpp/wedpr-component-sdk/tests/main.cpp
diff --git a/cpp/wedpr-component-sdk/wedpr-front-cpp-sdk/CMakeLists.txt b/cpp/wedpr-component-sdk/wedpr-front-cpp-sdk/CMakeLists.txt
new file mode 100644
index 00000000..f2fbbf92
--- /dev/null
+++ b/cpp/wedpr-component-sdk/wedpr-front-cpp-sdk/CMakeLists.txt
@@ -0,0 +1,9 @@
+file(GLOB_RECURSE SRCS *.cpp *.c)
+
+# generate the static lib
+add_library(${PPC_FRONT_C_SDK_STATIC_TARGET} ${SRCS})
+target_link_libraries(${PPC_FRONT_C_SDK_STATIC_TARGET} PUBLIC ${BCOS_UTILITIES_TARGET})
+
+# generate the shared lib
+add_library(${PPC_FRONT_C_SDK_TARGET} SHARED ${SRCS})
+target_link_libraries(${PPC_FRONT_C_SDK_TARGET} PUBLIC ${BCOS_UTILITIES_TARGET})
\ No newline at end of file
diff --git a/cpp/wedpr-component-sdk/wedpr-front-cpp-sdk/wedpr_front_c.cpp b/cpp/wedpr-component-sdk/wedpr-front-cpp-sdk/wedpr_front_c.cpp
new file mode 100644
index 00000000..e3b59381
--- /dev/null
+++ b/cpp/wedpr-component-sdk/wedpr-front-cpp-sdk/wedpr_front_c.cpp
@@ -0,0 +1,92 @@
+/**
+ *  Copyright (C) 2023 WeDPR.
+ *  SPDX-License-Identifier: Apache-2.0
+ *  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.
+ *
+ * @file wedpr_front_c.h
+ * @author: yujiechen
+ * @date 2024-08-22
+ */
+#include "wedpr_front_c.h"
+
+/**
+ * @brief create the wedpr_front using specified config
+ *
+ * @param config the config used to build the wedpr_front
+ * @return void* the created wedpr_front
+ */
+void* wedpr_front_create(struct wedpr_front_config* config)
+{
+    return nullptr;
+}
+
+/**
+ * @brief start the wedpr_front
+ *
+ * @param front the front to start
+ */
+void wedpr_front_start(void* front) {}
+
+/**
+ * @brief stop the wedpr_front
+ *
+ * @param front the front to stop
+ */
+void wedpr_front_stop(void* front) {}
+
+/**
+ * @brief destroy the wedpr_front
+ *
+ * @param front the front to destroy
+ */
+void wedpr_front_destroy(void* front) {}
+
+/**
+ * @brief register the topic handler
+ *
+ * @param front the front object
+ * @param topic the topic
+ * @param callback the callback called when receive specified topic
+ */
+void register_topic_handler(void* front, InputBuffer const* topic, wedpr_msg_handler_cb callback) {}
+
+/**
+ * @brief async send message
+ *
+ * @param front the front to send the message
+ * @param routerPolicy the router policy:
+ *              0: route by nodeID
+ *              1: route by component
+ *              2: route by agency
+ * @param topic  the topic
+ * @param dstInst the dst agency(must set when 'route by agency' and 'route by
+ * component')
+ * @param dstNodeID  the dst nodeID(must set when 'route by nodeID')
+ * @param componentType the componentType(must set when 'route by component')
+ * @param payload the payload to send
+ * @param seq the message seq
+ * @param timeout timeout
+ * @param callback callback
+ */
+void async_send_message(void* front, int routerPolicy, InputBuffer const* topic,
+    InputBuffer const* dstInst, InputBuffer const* dstNodeID, uint8_t componentType,
+    InputBuffer const* payload, int seq, long timeout, wedpr_msg_handler_cb callback)
+{}
+
+// the sync interface for async_send_message
+wedpr_msg* push(void* front, int routerPolicy, InputBuffer const* topic, InputBuffer const* dstInst,
+    InputBuffer const* dstNodeID, uint8_t componentType, InputBuffer const* payload, int seq,
+    long timeout)
+{
+    return nullptr;
+}
diff --git a/cpp/wedpr-component-sdk/wedpr-front-cpp-sdk/wedpr_front_c.h b/cpp/wedpr-component-sdk/wedpr-front-cpp-sdk/wedpr_front_c.h
new file mode 100644
index 00000000..ed918ce8
--- /dev/null
+++ b/cpp/wedpr-component-sdk/wedpr-front-cpp-sdk/wedpr_front_c.h
@@ -0,0 +1,98 @@
+/**
+ *  Copyright (C) 2023 WeDPR.
+ *  SPDX-License-Identifier: Apache-2.0
+ *  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.
+ *
+ * @file wedpr_front_c.h
+ * @author: yujiechen
+ * @date 2024-08-22
+ */
+#ifndef __WEDPR_FRONT_C_H__
+#define __WEDPR_FRONT_C_H__
+#include "ppc-framework/libwrapper/Buffer.h"
+#include "wedpr_front_common.h"
+#include "wedpr_front_config.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * @brief create the wedpr_front using specified config
+ *
+ * @param config the config used to build the wedpr_front
+ * @return void* the created wedpr_front
+ */
+void* wedpr_front_create(struct wedpr_front_config* config);
+
+/**
+ * @brief start the wedpr_front
+ *
+ * @param front the front to start
+ */
+void wedpr_front_start(void* front);
+
+/**
+ * @brief stop the wedpr_front
+ *
+ * @param front the front to stop
+ */
+void wedpr_front_stop(void* front);
+
+/**
+ * @brief destroy the wedpr_front
+ *
+ * @param front the front to destroy
+ */
+void wedpr_front_destroy(void* front);
+
+/**
+ * @brief register the topic handler
+ *
+ * @param front the front object
+ * @param topic the topic
+ * @param callback the callback called when receive specified topic
+ */
+void register_topic_handler(void* front, InputBuffer const* topic, wedpr_msg_handler_cb callback);
+
+/**
+ * @brief async send message
+ *
+ * @param front the front to send the message
+ * @param routerPolicy the router policy:
+ *              0: route by nodeID
+ *              1: route by component
+ *              2: route by agency
+ * @param topic  the topic
+ * @param dstInst the dst agency(must set when 'route by agency' and 'route by
+ * component')
+ * @param dstNodeID  the dst nodeID(must set when 'route by nodeID')
+ * @param componentType the componentType(must set when 'route by component')
+ * @param payload the payload to send
+ * @param seq the message seq
+ * @param timeout timeout
+ * @param callback callback
+ */
+void async_send_message(void* front, int routerPolicy, InputBuffer const* topic,
+    InputBuffer const* dstInst, InputBuffer const* dstNodeID, uint8_t componentType,
+    InputBuffer const* payload, int seq, long timeout, wedpr_msg_handler_cb callback);
+
+// the sync interface for async_send_message
+wedpr_msg* push(void* front, int routerPolicy, InputBuffer const* topic, InputBuffer const* dstInst,
+    InputBuffer const* dstNodeID, uint8_t componentType, InputBuffer const* payload, int seq,
+    long timeout);
+
+#ifdef __cplusplus
+}
+#endif
+#endif
\ No newline at end of file
diff --git a/cpp/wedpr-component-sdk/wedpr-front-cpp-sdk/wedpr_front_common.h b/cpp/wedpr-component-sdk/wedpr-front-cpp-sdk/wedpr_front_common.h
new file mode 100644
index 00000000..22473223
--- /dev/null
+++ b/cpp/wedpr-component-sdk/wedpr-front-cpp-sdk/wedpr_front_common.h
@@ -0,0 +1,28 @@
+/**
+ *  Copyright (C) 2023 WeDPR.
+ *  SPDX-License-Identifier: Apache-2.0
+ *  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.
+ *
+ * @file wedpr_front_common.h
+ * @author: yujiechen
+ * @date 2024-08-22
+ */
+
+#ifndef __WEDPR_FRONT_COMMON_H__
+#define __WEDPR_FRONT_COMMON_H__
+
+#include "wedpr_msg.h"
+
+typedef void (*wedpr_msg_handler_cb)(struct wedpr_msg* response, void* context);
+
+#endif
diff --git a/cpp/wedpr-component-sdk/wedpr-front-cpp-sdk/wedpr_front_config.h b/cpp/wedpr-component-sdk/wedpr-front-cpp-sdk/wedpr_front_config.h
new file mode 100644
index 00000000..cbe665d3
--- /dev/null
+++ b/cpp/wedpr-component-sdk/wedpr-front-cpp-sdk/wedpr_front_config.h
@@ -0,0 +1,56 @@
+/**
+ *  Copyright (C) 2023 WeDPR.
+ *  SPDX-License-Identifier: Apache-2.0
+ *  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.
+ *
+ * @file wedpr_front_config.h
+ * @author: yujiechen
+ * @date 2024-08-22
+ */
+
+#ifndef __WEDPR_FRONT_CONFIG_H__
+#define __WEDPR_FRONT_CONFIG_H__
+#include "ppc-framework/libwrapper/Buffer.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * @brief the gateway endpoint information
+ *
+ */
+struct wedpr_gateway_endpoint
+{
+    InputBuffer const* host;
+    uint16_t port;
+};
+
+struct wedpr_gateway_info
+{
+    struct wedpr_gateway_endpoint* gatewayEndpoints;
+    uint16_t gatewayCount;
+};
+
+struct wedpr_front_config
+{
+    int threadPoolSize;
+    // the agency id
+    InputBuffer const* agencyID;
+    // the gateway-endpoints
+    struct wedpr_gateway_info* gateway_info;
+};
+#ifdef __cplusplus
+}
+#endif
+#endif
\ No newline at end of file
diff --git a/cpp/wedpr-component-sdk/wedpr-front-cpp-sdk/wedpr_msg.h b/cpp/wedpr-component-sdk/wedpr-front-cpp-sdk/wedpr_msg.h
new file mode 100644
index 00000000..ae6f280e
--- /dev/null
+++ b/cpp/wedpr-component-sdk/wedpr-front-cpp-sdk/wedpr_msg.h
@@ -0,0 +1,81 @@
+/**
+ *  Copyright (C) 2023 WeDPR.
+ *  SPDX-License-Identifier: Apache-2.0
+ *  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.
+ *
+ * @file wedpr_front_common.h
+ * @author: yujiechen
+ * @date 2024-08-22
+ */
+
+#ifndef __WEDPR_MSG_H__
+#define __WEDPR_MSG_H__
+
+#include "ppc-framework/libwrapper/Buffer.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+struct gateway_optional_header
+{
+    // the componentType
+    uint8_t componentType;
+    // the source nodeID that send the message
+    OutputBuffer* srcNode;
+    // the target nodeID that should receive the message
+    OutputBuffer* dstNode;
+    // the target agency that need receive the message
+    OutputBuffer* dstInst;
+};
+
+struct gateway_msg_header
+{
+    // the msg version, used to support compatibility
+    uint8_t version;
+    // the traceID
+    OutputBuffer* traceID;
+    // the srcGwNode
+    OutputBuffer* srcGwNode;
+    // the dstGwNode
+    OutputBuffer* dstGwNode;
+    // the packetType
+    uint16_t packetType;
+    // the seq
+    uint32_t seq;
+    // the ttl
+    int16_t ttl;
+    // the ext(contains the router policy and response flag)
+    uint16_t ext;
+    //// the optional field(used to route between components and nodes)
+    struct gateway_optional_header* optionalFields;
+};
+
+struct front_payload
+{
+    // the front payload version, used to support compatibility
+    uint8_t version;
+    // the topic
+    OutputBuffer* topic;
+    OutputBuffer* data;
+};
+
+struct wedpr_msg
+{
+    gateway_msg_header* header;
+    front_payload* payload;
+};
+#ifdef __cplusplus
+}
+#endif
+#endif