android snark impl success 🎉

.vscode/settings.json

@@ -0,0 +1,3 @@
+{
+    "java.configuration.updateBuildConfiguration": "interactive"
+}

android/app/build.gradle

@@ -80,6 +80,7 @@ import org.apache.tools.ant.taskdefs.condition.Os
 
 project.ext.react = [
     enableHermes: true,  // clean and rebuild if changing
+//    deleteDebugFilesForVariant: { false },
 ]
 
 apply from: "../../node_modules/react-native/react.gradle"
@@ -134,6 +135,13 @@ android {
 
     compileSdkVersion rootProject.ext.compileSdkVersion
 
+   packagingOptions {
+       pickFirst 'lib/x86/libc++_shared.so'
+       pickFirst 'lib/x86_64/libc++_shared.so'
+       pickFirst 'lib/armeabi-v7a/libc++_shared.so'
+       pickFirst 'jniLibs/arm64-v8a/libc++_shared.so'
+   }
+
     defaultConfig {
         applicationId "com.datatradeapp"
         minSdkVersion rootProject.ext.minSdkVersion
@@ -164,11 +172,14 @@ android {
     if (isNewArchitectureEnabled()) {
         // We configure the NDK build only if you decide to opt-in for the New Architecture.
         externalNativeBuild {
-            cmake {
-                // path "$projectDir/src/main/jni/CMakeLists.txt"
+//            cmake {
+//                path "$projectDir/src/main/jni/CMakeLists.txt"
+//            }
+            ndkBuild {
                 path "$projectDir/src/main/jni/Android.mk"
             }
         }
+
         def reactAndroidProjectDir = project(':ReactAndroid').projectDir
         def packageReactNdkDebugLibs = tasks.register("packageReactNdkDebugLibs", Copy) {
             dependsOn(":ReactAndroid:packageReactNdkDebugLibsForBuck")

android/app/src/main/assets/crs/GenTrade_crs_vk.json

@@ -0,0 +1,120 @@
+{
+   "ABC"         : [
+      [
+         "0x248CFD373A62AD5C8D07207E6C8DCF4C63EF630CD59029598C27ACC2DCB74331" , 
+         "0x0D8915486E0F9D7727482398228AE1AF9E656D35919DE474BFE67075695079FD"
+      ] , 
+      [
+         "0x256BE4CB8CCE09C71EC6930F8D75C809A4C99B85BA271D5C094960D880C8FB81" , 
+         "0x1B791FCEAD2978290EE0A9C13BE646C011A2FD00F2B9B55F147DB7D0C009BCCC"
+      ] , 
+      [
+         "0x2126DAF05B699143FCAE4AF1204996A972267A8BC7D1F236774D1CFDFBF8E97B" , 
+         "0x0AC9B1BEE6DC1DF3625883665F08C49C16B7C9C9746AD44F226AA10D0D1DA93E"
+      ] , 
+      [
+         "0x2EB41C16155A95E603C9BE93A0B1C4A0523588A90D7A020CD22CABC7A4D1B640" , 
+         "0x242937CBC9D04407EFB5FFD25DF8F04858DEB26EAEACBAAA1A2091A290B51A99"
+      ] , 
+      [
+         "0x076FE43EAEE8A6CB39E718CEB81A73CCC04BF6E95547B243E212F771AA4412E5" , 
+         "0x0A5CA6D34DBC13D22392E3AF65812A1EF473C7AD723019F53B51F40193BB4E90"
+      ] , 
+      [
+         "0x0E6E8DB97013D85AB8682148B0E780A01B253518059EEBF7AE79558456AD96E9" , 
+         "0x1DB558F9274E1851502AF1F5E09178160FC8BA37DD7DC82236AFE005A1F8EB70"
+      ] , 
+      [
+         "0x2291B3FE967028E61073D46773AE5029667223700B610E6DDFA77D212E03920E" , 
+         "0x072CECC42987ABB995F9CE18FA704FD6765EAEBB0874B1B4CD53DBACE6F686F0"
+      ] , 
+      [
+         "0x161A3660A53349C3D175D9EF66BC5A0158851EE26E13AC701B2FD7076502970E" , 
+         "0x0C49F3C201366C56440960D2E7BCFFFFC0F91F4E60E8F35BDCD2FDC397E39C42"
+      ] , 
+      [
+         "0x0BDD592F4433C36F1E1850E9C10E99E19A7E4B5FFE32E2EF5BC1A7D5798B7AE1" , 
+         "0x1939983D95F85B0FE10828EF79DB20A035FACBE1D755F67D2EE146DF70A2EEA6"
+      ] , 
+      [
+         "0x0216CF391A4EE6E9A593A558A62342D687F74C0ECE05CCE6F8E4E6523CAFB32E" , 
+         "0x2EE5D0054868D1B025F79B6006334AA28A95308952EB7D1A8F5CB8FAA100C608"
+      ] , 
+      [
+         "0x278CC1112860758A4FAE92483126FF3FA0791259B52FD54660DA46E1478FBD3B" , 
+         "0x1BB30343EA811468EE2468F618A190E0272E3DF22B8402574A6DE57C3F4E8336"
+      ] , 
+      [
+         "0x04E7E292A6992CC9BD56285300ADD104062DF14AD7ECA6CCB5DF61CBEFC61029" , 
+         "0x14FA9272BC81F5E65F93D7B271A499EFAAA0836552E4ADB412F72E220CE05C5E"
+      ] , 
+      [
+         "0x26FD8300F986315D3563DB220E87A4A10A35291D33B0BAF053786A1A88AA473C" , 
+         "0x01B26087CC0475820CBDFB296F4AC264ED8512C4D4C51E350BC7B2D7C9A6D54C"
+      ] , 
+      [
+         "0x2E81B0433853BB4FFD02DA981C1351C4004382319350FC6036A274D5370ED3D2" , 
+         "0x02D18D8162DBD674EA5F1C39719393B469F2620FA4386E28C13418C132A29B2E"
+      ] , 
+      [
+         "0x1C67EB619BCBD98510625ACF3C26B823E312CE95ACD0FCD33F2A421CCC530039" , 
+         "0x1957E24D179783600948C42B8FB224C829CDA37D94D79086C8651FE30EE26D79"
+      ] , 
+      [
+         "0x0D81AF6C6457989DABB8A4D010F3E8CC334A0B94F5C3E198C18898660EC230F6" , 
+         "0x251FB6C493704A033F3B446A587C8E3DF94F688E424A071DA82641D047A40676"
+      ] , 
+      [
+         "0x1F5754B081CFE11B50A4D4F2D70CF057A78387DDE918ECF889B1AC87F2B3152B" , 
+         "0x204500FFE04D443AAD7ECDA67276A4BD029CC858E0DD7562702BC664FEA68BCA"
+      ] , 
+      [
+         "0x272C43E6BE4D279FA06207A8BF347410954CB71F1611B5E11128EDA97DC8B128" , 
+         "0x245B29E642174FAD51A03136A1967FE44D227A071FC05108FD40D24E5AC0A69F"
+      ]
+   ] , 
+   "Domain Size" : 17 , 
+   "Indices"     : [
+      0 , 
+      1 , 
+      2 , 
+      3 , 
+      4 , 
+      5 , 
+      6 , 
+      7 , 
+      8 , 
+      9 , 
+      10 , 
+      11 , 
+      12 , 
+      13 , 
+      14 , 
+      15 , 
+      16
+   ] , 
+   "alpha"       : [
+      "0x109BF5C9859C67857677D6D356EC040D48E51475C2E48BC0C94120320CAA7CE3" , 
+      "0x0170DEDC7723DF71699451E4824CF5B5DC4A2E6499E3897708B1A721F639FBB4"
+   ] , 
+   "beta"        : [
+      [
+         "0x0257627EFE78D8A3C4F9B6A6198E52EF9C58029EB7092DCD41DE8E6D6562234B" , 
+         "0x0D46BFA199F289F4D0E5A42C5DDE6ED5FAC94E73EF5D3C0B48AC73BF5698B6DE"
+      ] , 
+      [
+         "0x1CA1B68D65AA5336A0BC16D3D61ADE58661B3EA1D979BDCD7186E97C1768BCA5" , 
+         "0x0DC16119AD58B8CF945C3C4B6BE34BB22F3B5FC688E7CF1625597952FE491D93"
+      ]
+   ] , 
+   "delta"       : [
+      [
+         "0x16ABA93A632749C9ABB1AA5E442F50E5AF445570E70B9EF3A50071B8D7BC324F" , 
+         "0x29F180CF4EFAD03D8C3F53358F5CA2DD003A32ED5AA79D93D8B1FF86751FF8E9"
+      ] , 
+      [
+         "0x1F1B8B9ED6053202AE0FDB728B4B18918DA793AC59752BE63CADB5103DF532B7" , 
+         "0x217E37B83B8D74937CFF1C77B6EA44B0E860466EB4D8B23371889C5438331C6A"
+      ]
+   ]
+}

android/app/src/main/java/com/datatradeapp/LibsnarkModule.java

@@ -175,6 +175,76 @@ public void createCircuitContext(String circuitName, String treeHeight, String h
         promise.resolve(resolveData);
     }
 
+    @ReactMethod
+    public  void createGenTradeCircuitContext(String circuitName, int serializeFormat, int ecSelection, Promise promise) {
+        int _contextId = snarkJNI.createCircuitContext(circuitName, R1CS_GG, ecSelection, "", "", "");
+
+        contextId = _contextId;
+        contextIdMap.put(circuitName, _contextId);
+
+        snarkJNI.serializeFormat(_contextId, serializeFormat);
+
+
+        AssetManager assetManager = reactApplicationContext.getResources().getAssets();
+        InputStream pkIs = null;
+        InputStream vkIs = null;
+        try {
+            pkIs = assetManager.open("crs/" + circuitName + "_crs_pk.dat");
+            vkIs = assetManager.open("crs/" + circuitName + "_crs_vk.dat");
+            long pkFileSize = pkIs.available();
+            long vkFileSize = vkIs.available();
+
+            if (pkFileSize > 0 && vkFileSize > 0) {
+
+                byte[] tempPkData = new byte[(int) pkFileSize];
+                byte[] tempVkData = new byte[(int) vkFileSize];
+
+                int pkLen = pkIs.read(tempPkData);
+                int vkLen = vkIs.read(tempVkData);
+
+                // copy CRS
+                File crsDir = new File(crsDefaultPath + "/crs");
+
+                if (!crsDir.exists()) {
+                    crsDir.mkdir();
+                }
+                File pkOutFile = new File(crsDir + "/" + circuitName + "_crs_pk.dat");
+                File vkOutFile = new File(crsDir + "/" + circuitName + "_crs_vk.dat");
+
+                if (!pkOutFile.exists() || !vkOutFile.exists()) {
+                    boolean a = pkOutFile.createNewFile();
+                    boolean b = vkOutFile.createNewFile();
+                }
+
+                FileOutputStream pkFW = new FileOutputStream(pkOutFile, false);
+                FileOutputStream vkFW = new FileOutputStream(vkOutFile, false);
+
+                while (pkLen != -1) {
+                    pkFW.write(tempPkData, 0, pkLen);
+                    pkLen = pkIs.read(tempPkData);
+                }
+                pkFW.flush();
+                pkFW.close();
+                pkIs.close();
+
+                while (vkLen != -1) {
+                    vkFW.write(tempVkData, 0, vkLen);
+                    vkLen = vkIs.read(tempVkData);
+                }
+                vkFW.flush();
+                vkFW.close();
+                vkIs.close();
+            }
+        } catch (Exception e) {
+            Log.e("Exception", String.valueOf(e));
+            promise.reject(e);
+        }
+
+        WritableMap resolveData = new WritableNativeMap();
+        resolveData.putString("circuitName", circuitName);
+        resolveData.putString("contextId", Integer.toString(_contextId));
+        promise.resolve(resolveData);
+    }
     @ReactMethod
     public void buildCircuit(Promise promise) {
         int rtn = snarkJNI.buildCircuit(contextId);

android/app/src/main/java/com/datatradeapp/MyAppPackage.java

@@ -22,7 +22,7 @@ public List<NativeModule> createNativeModules(
         List<NativeModule> modules = new ArrayList<>();
 
         modules.add(new LibsnarkModule(reactContext));
-
+        modules.add(new testModule(reactContext));
         return modules;
     }
 

android/app/src/main/java/com/datatradeapp/testModule.java

@@ -0,0 +1,23 @@
+package com.datatradeapp;
+
+import com.facebook.react.bridge.Promise;
+import com.facebook.react.bridge.ReactApplicationContext;
+import com.facebook.react.bridge.ReactContextBaseJavaModule;
+import com.facebook.react.bridge.ReactMethod;
+
+public class testModule extends ReactContextBaseJavaModule {
+
+    testModule(ReactApplicationContext context) {
+        super(context);
+    }
+
+    @Override
+    public  String getName(){
+        return "testModule";
+    }
+
+    @ReactMethod
+    public  void helloWorld( Promise promise) {
+        promise.resolve("HELLO");
+    }
+}

android/app/src/main/jni/CMakeLists.txt

@@ -5,3 +5,7 @@ project(datatradeapp_appmodules)
 
 # This file includes all the necessary to let you build your application with the New Architecture.
 include(${REACT_ANDROID_DIR}/cmake-utils/ReactNative-application.cmake)
+
+set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fopenmp -static-openmp")
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fopenmp -static-openmp")
+arguments "-DANDROID_ARM_MODE=arm", "-DANDROID_STL=c++_shared"