#include #include JNIEXPORT jboolean JNICALL Java_com_limelight_input_IO_ioctl( JNIEnv *env, jobject this, // JNI parameters jstring filename, jbyteArray buffer, jint request) { const char* jni_filename = (*env)->GetStringUTFChars(env, filename, NULL); unsigned char* jni_buffer = (*env)->GetByteArrayElements(env, buffer, NULL); jboolean retval; int fd; if ((fd = open(jni_filename, O_RDONLY)) < 0) { retval = 0; } else { ioctl(fd, request, jni_buffer); close(fd); retval = 1; } (*env)->ReleaseByteArrayElements(env, buffer, jni_buffer, 0); return retval; }