diff --git a/interfaces/kits/cj/BUILD.gn b/interfaces/kits/cj/BUILD.gn
index 31cbee11f5f1747a0e14b8250ba50aa541369665..faa8e70301887535c45be84b01f6e6dc32f004d1 100644
--- a/interfaces/kits/cj/BUILD.gn
+++ b/interfaces/kits/cj/BUILD.gn
@@ -29,8 +29,6 @@ ohos_shared_library("cj_config_policy_ffi") {
       "bounds_checking_function:libsec_shared",
       "hilog:libhilog",
       "hisysevent:libhisysevent",
-      "napi:cj_bind_ffi",
-      "napi:cj_bind_native",
     ]
     sources = [
       "../../../frameworks/dfx/hisysevent_adapter/hisysevent_adapter.cpp",
diff --git a/interfaces/kits/cj/src/config_policy_ffi.cpp b/interfaces/kits/cj/src/config_policy_ffi.cpp
index 3af9e30f524d2cb74e79ae3bcc3776dab0e32f09..6997cd810dfa055c647c6b636fef066fe1861bbc 100644
--- a/interfaces/kits/cj/src/config_policy_ffi.cpp
+++ b/interfaces/kits/cj/src/config_policy_ffi.cpp
@@ -31,7 +31,7 @@ char** MallocCStringArr(const std::vector<const char*>& origin)
         return nullptr;
     }
     auto size = origin.size();
-    if (size == 0 || size > MAX_MALLOC_LEN) {
+    if (size > MAX_MALLOC_LEN) {
         return nullptr;
     }
     auto arr = static_cast<char**>(malloc(sizeof(char*) * size));
diff --git a/interfaces/kits/cj/src/config_policy_ffi.h b/interfaces/kits/cj/src/config_policy_ffi.h
index 17ffea9fa12915e408b6b9a2f61a2876c99d9b7b..29e6c8d9bdc12f9fe3e36ff70ecc4c57d30f7ad5 100644
--- a/interfaces/kits/cj/src/config_policy_ffi.h
+++ b/interfaces/kits/cj/src/config_policy_ffi.h
@@ -16,10 +16,27 @@
 #ifndef CONFIG_POLICY_FFI_H
 #define CONFIG_POLICY_FFI_H
 
-#include "ffi_remote_data.h"
-#include "cj_common_ffi.h"
+#include <cstdint>
+
+#define FFI_EXPORT __attribute__((visibility("default")))
 
 extern "C" {
+    const int32_t SUCCESS_CODE = 0;
+    struct CArrString {
+        char** head;
+        int64_t size;
+    };
+
+    struct RetDataCArrString {
+        int32_t code;
+        CArrString data;
+    };
+
+    struct RetDataCString {
+        int32_t code;
+        char* data;
+    };
+
     FFI_EXPORT RetDataCArrString CJ_GetCfgDirList();
     FFI_EXPORT RetDataCArrString CJ_GetCfgFiles(const char* relPath);
     FFI_EXPORT RetDataCString CJ_GetOneCfgFile(const char* relPath);