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JNI bridging for the new version blinded key api

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This commit is contained in:
ThomasSession 2024-07-29 17:20:44 +10:00
parent 6fb0f1708f
commit dba0ca910e
3 changed files with 45 additions and 0 deletions
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1
libsession-util/src/main/cpp/CMakeLists.txt
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@ -30,6 +30,7 @@ set(SOURCES
config_base.cpp
contacts.cpp
conversation.cpp
blinded_key.cpp
util.cpp)
add_library( # Sets the name of the library.

34
libsession-util/src/main/cpp/blinded_key.cpp Normal file
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@ -0,0 +1,34 @@
#include <jni.h>
#include <session/blinding.hpp>
#include "util.h"
#include "jni_utils.h"
//
// Created by Thomas Ruffie on 29/7/2024.
//
extern "C"
JNIEXPORT jobject JNICALL
Java_network_loki_messenger_libsession_1util_util_BlindKeyAPI_blindVersionKeyPair(JNIEnv *env,
jobject thiz,
jbyteArray ed25519_secret_key) {
return jni_utils::run_catching_cxx_exception_or_throws<jobject>(env, [=] {
const auto [pk, sk] = session::blind_version_key_pair(util::ustring_from_bytes(env, ed25519_secret_key));
jclass kp_class = env->FindClass("network/loki/messenger/libsession_util/util/KeyPair");
jmethodID kp_constructor = env->GetMethodID(kp_class, "<init>", "([B[B)V");
return env->NewObject(kp_class, kp_constructor, util::bytes_from_ustring(env, {pk.data(), pk.size()}), util::bytes_from_ustring(env, {sk.data(), sk.size()}));
});
}
extern "C"
JNIEXPORT jbyteArray JNICALL
Java_network_loki_messenger_libsession_1util_util_BlindKeyAPI_blindVersionSign(JNIEnv *env,
jobject thiz,
jbyteArray ed25519_secret_key,
jlong timestamp) {
return jni_utils::run_catching_cxx_exception_or_throws<jbyteArray>(env, [=] {
auto bytes = session::blind_version_sign(util::ustring_from_bytes(env, ed25519_secret_key), session::Platform::android, timestamp);
return util::bytes_from_ustring(env, bytes);
});
}

10
libsession-util/src/main/java/network/loki/messenger/libsession_util/util/BlindKeyAPI.kt Normal file
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@ -0,0 +1,10 @@
package network.loki.messenger.libsession_util.util
object BlindKeyAPI {
init {
System.loadLibrary("session_util")
}
external fun blindVersionKeyPair(ed25519SecretKey: ByteArray): KeyPair
external fun blindVersionSign(ed25519SecretKey: ByteArray, timestamp: Long): ByteArray
}