Add Ripple Payment transaction and signing

JNI/cpp/RippleSigner.c

@@ -0,0 +1,35 @@
+// Copyright © 2017-2019 Trust.
+//
+// This file is part of Trust. The full Trust copyright notice, including
+// terms governing use, modification, and redistribution, is contained in the
+// file LICENSE at the root of the source code distribution tree.
+//
+// This is a GENERATED FILE, changes made here WILL BE LOST.
+//
+
+#include <jni.h>
+#include <stdio.h>
+#include <string.h>
+
+#include <TrustWalletCore/TWRippleSigner.h>
+
+#include "TWJNI.h"
+#include "RippleSigner.h"
+
+jobject JNICALL Java_wallet_core_jni_RippleSigner_sign(JNIEnv *env, jclass thisClass, jobject input) {
+    jclass inputClass = (*env)->GetObjectClass(env, input);
+    jmethodID inputToByteArrayMethodID = (*env)->GetMethodID(env, inputClass, "toByteArray", "()[B");
+    jbyteArray inputByteArray = (*env)->CallObjectMethod(env, input, inputToByteArrayMethodID);
+    TWData *inputData = TWDataCreateWithJByteArray(env, inputByteArray);
+    jbyteArray resultData = TWDataJByteArray(TWRippleSignerSign(inputData), env);
+    jclass resultClass = (*env)->FindClass(env, "wallet/core/jni/proto/Proto$SigningOutput");
+    jmethodID parseFromMethodID = (*env)->GetStaticMethodID(env, resultClass, "parseFrom", "([B)Lwallet/core/jni/proto/Proto$SigningOutput;");
+    jobject result = (*env)->CallStaticObjectMethod(env, resultClass, parseFromMethodID, resultData);
+
+    (*env)->DeleteLocalRef(env, resultClass);
+    (*env)->DeleteLocalRef(env, inputByteArray);
+    (*env)->DeleteLocalRef(env, inputClass);
+
+    return result;
+}
+

JNI/cpp/RippleSigner.h

@@ -0,0 +1,24 @@
+// Copyright © 2017-2019 Trust.
+//
+// This file is part of Trust. The full Trust copyright notice, including
+// terms governing use, modification, and redistribution, is contained in the
+// file LICENSE at the root of the source code distribution tree.
+//
+// This is a GENERATED FILE, changes made here WILL BE LOST.
+//
+
+#ifndef JNI_TW_RIPPLESIGNER_H
+#define JNI_TW_RIPPLESIGNER_H
+
+#include <jni.h>
+#include <TrustWalletCore/TWBase.h>
+
+TW_EXTERN_C_BEGIN
+
+JNIEXPORT
+jobject JNICALL Java_wallet_core_jni_RippleSigner_sign(JNIEnv *env, jclass thisClass, jobject input);
+
+
+TW_EXTERN_C_END
+
+#endif // JNI_TW_RIPPLESIGNER_H