4 * This code provides conversion between JAVA a C environments.
5 * The C functions are calling here and results are send to JAVA
6 * native functions. It uses the header pregenerated by JAVA
7 * (by command 'javah -jni class_with_native_function')
9 * @author Lukas Pokorny (lukas_pokorny@centrum.cz)
10 * @author CTU FEE Prague - Department of Control Engineering (dce.felk.cvut.cz)
11 * @author Project ORTE - OCERA Real Time Ethernet (www.ocera.org)
12 * @author dedication to Kj
16 * This program is free software; you can redistribute it and/or modify
17 * it under the terms of the GNU General Public License as published by
18 * the Free Software Foundation; either version 2 of the License, or
19 * (at your option) any later version.
21 * This program is distributed in the hope that it will be useful,
22 * but WITHOUT ANY WARRANTY; without even the implied warranty of
23 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
24 * GNU General Public License for more details.
28 #include "jorte/jorte_protos_api.h"
32 getNtpTime(JNIEnv *env, jobject obj)
38 /* get object's class */
39 ntpTimeClass = (*env)->GetObjectClass(env, obj);
41 /* get object field ID - NtpTime.seconds */
42 fieldID = (*env)->GetFieldID(env, ntpTimeClass, "seconds", "I");
43 // if(fieldID == NULL) return(NTPTIME_ZERO(time)); // NEFUNGUJE
44 /* get objects value */
45 time.seconds = (int32_t)(*env)->GetIntField(env, obj, fieldID);
50 /* get object field ID - NtpTime.fraction */
51 fieldID = (*env)->GetFieldID(env, ntpTimeClass, "fraction", "J");
52 // if(fieldID == NULL) return(NTPTIME_ZERO(time)); // NEFUNGUJE
53 /* get object's value */
54 time.fraction = (uint32_t)(*env)->GetLongField(env, obj, fieldID);