c/protocan-transport/ports/android/kotlin/ru/setcorp/setcore/NativeProtoCan.kt

@@ -18,6 +18,7 @@ object NativeProtoCan {
         messageType: Int,
         body: Int,
     ): Long
+    external fun nativeUnpackId(raw: Long): IntArray?
     external fun nativeCrc16(input: ByteArray): Int
     external fun nativeEncodeFrame(
         sequence: Int,

c/protocan-transport/ports/android/setcore_jni.c

@@ -32,6 +32,24 @@ Java_ru_setcorp_setcore_NativeProtoCan_nativePackId(
                                    (uint8_t)message_type, (uint16_t)body);
 }
 
+JNIEXPORT jintArray JNICALL
+Java_ru_setcorp_setcore_NativeProtoCan_nativeUnpackId(
+    JNIEnv *env, jobject self, jlong raw)
+{
+    (void)self;
+    uint8_t priority, route, device_type, device_id, message_type;
+    uint16_t body;
+    pcan_abi_id_unpack((uint32_t)raw, &priority, &route, &device_type,
+                       &device_id, &message_type, &body);
+    jint values[6] = { (jint)priority, (jint)route, (jint)device_type,
+                       (jint)device_id, (jint)message_type, (jint)body };
+    jintArray result = (*env)->NewIntArray(env, 6);
+    if (result != NULL) {
+        (*env)->SetIntArrayRegion(env, result, 0, 6, values);
+    }
+    return result;
+}
+
 JNIEXPORT jint JNICALL
 Java_ru_setcorp_setcore_NativeProtoCan_nativeCrc16(
     JNIEnv *env, jobject self, jbyteArray input)