git ignore

app/.gitignore

@@ -1 +1,2 @@
 /build
+.idea

app/CMakeLists.txt

@@ -11,30 +11,30 @@ cmake_minimum_required(VERSION 3.4.1)
 # Gradle automatically packages shared libraries with your APK.
 
 add_library( # Sets the name of the library.
-             native-lib
+        native-lib
 
 
-             # Sets the library as a shared library.
-             SHARED
+        # Sets the library as a shared library.
+        SHARED
 
-             # Provides a relative path to your source file(s).
-             src/main/cpp/native-lib.cpp
-            )
+        # Provides a relative path to your source file(s).
+        src/main/cpp/native-lib.cpp
+        )
 
 add_library( # Sets the name of the library.
-            encode-lib
+        encode-lib
 
 
-            # Sets the library as a shared library.
-            SHARED
+        # Sets the library as a shared library.
+        SHARED
 
-            # Provides a relative path to your source file(s).
-                src/main/cpp/aes.c
-                src/main/cpp/aes.h
-                src/main/cpp/base64.c
-                src/main/cpp/base64.h
-                src/main/cpp/JNIEncrypt.c
-            )
+        # Provides a relative path to your source file(s).
+        src/main/cpp/aes.c
+        src/main/cpp/aes.h
+        src/main/cpp/base64.c
+        src/main/cpp/base64.h
+        src/main/cpp/JNIEncrypt.c
+        )
 
 # Searches for a specified prebuilt library and stores the path as a
 # variable. Because CMake includes system libraries in the search path by
@@ -43,24 +43,24 @@ add_library( # Sets the name of the library.
 # completing its build.
 
 find_library( # Sets the name of the path variable.
-              log-lib
+        log-lib
 
-              # Specifies the name of the NDK library that
-              # you want CMake to locate.
-              log )
+        # Specifies the name of the NDK library that
+        # you want CMake to locate.
+        log)
 
 # Specifies libraries CMake should link to your target library. You
 # can link multiple libraries, such as libraries you define in this
 # build script, prebuilt third-party libraries, or system libraries.
 
 target_link_libraries( # Specifies the target library.
-                       native-lib
-                       # Links the target library to the log library
-                       # included in the NDK.
-                       ${log-lib} )
+        native-lib
+        # Links the target library to the log library
+        # included in the NDK.
+        ${log-lib})
 
 target_link_libraries( # Specifies the target library.
-                       encode-lib
-                       # Links the target library to the log library
-                       # included in the NDK.
-                       ${log-lib} )
+        encode-lib
+        # Links the target library to the log library
+        # included in the NDK.
+        ${log-lib})

app/src/main/cpp/valid.cpp

@@ -8,7 +8,7 @@
 #define LOGD(...)  __android_log_print(ANDROID_LOG_DEBUG,TAG,__VA_ARGS__)
 
 //签名信息
-const char *app_sha1="81BA0CF9134C6415F34C3BCC854913A53C71415E";
+const char *app_sha1="F723DBC981112F4B39985717177B3F871435E920";
 const char hexcode[] = {'0','1','2','3','4','5','6','7','8','9','A','B','C','D','E','F'};
 
 char* getSha1(JNIEnv *env, jobject context_object){

app/src/main/java/com/example/ndk/ndkdemo/MainActivity.java

@@ -3,6 +3,7 @@
 import android.support.v7.app.AppCompatActivity;
 import android.os.Bundle;
 import android.widget.TextView;
+import android.widget.Toast;
 
 public class MainActivity extends AppCompatActivity {
 
@@ -19,11 +20,14 @@ protected void onCreate(Bundle savedInstanceState) {
         TextView tv_show = (TextView) findViewById(R.id.tv_show);
         tv_show.setText(SignHelper.getSign(this));
 
-//        if (SignHelper.getSignature(this).contains(SignHelper.getSign(this))) {
-//            System.out.println("成功");
-//        } else {
-//            System.out.println("失败");
-//        }
+        //是否二次打包
+        if (SignHelper.checkSha1(this)) {
+            System.out.println("没有被二次打包");
+            Toast.makeText(this,"没有被二次打包",Toast.LENGTH_LONG).show();
+        } else {
+            System.out.println("被二次打包了");
+            Toast.makeText(this,"被二次打包了",Toast.LENGTH_LONG).show();
+        }
 
         String aesEncode = CyptoUtils.aesEncode("我会好好的");
         System.out.println("加密后：" + aesEncode);