gistfile1.txt

JNIEXPORT jint JNICALL Java_org_torproject_android_service_vpn_Tun2Socks_processDnsPacket(
    jclass cls,
    JNIEnv* env,
    jbyteArray array,
    jint dataLength)
{

    jsize num_bytes = (*env)->GetArrayLength(env, array);

    printf("Byte length : %d\n" , num_bytes);

    unsigned char * buffer;
    jbyte  *lib ;
    lib =(jbyte *) malloc( ( num_bytes +1 ) * sizeof(jbyte));

    jbyte* dataPtr = (*env)->GetByteArrayElements(env, datapacket, NULL);
    process_device_dns_packet ((uint8_t *)dataPtr, dataLength);
    (*env)->ReleaseByteArrayElements(env, datapacket, JNI_ABORT);

    return 1;
}