liblttng-ust-java/LTTngUst.c

   1 /*
   2  * Copyright (C) 2011-2012 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; only
   7  * version 2.1 of the License.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  17  */
  18
  19 #define _LGPL_SOURCE
  20 #include "org_lttng_ust_LTTngUst.h"
  21
  22 #define TRACEPOINT_DEFINE
  23 #define TRACEPOINT_CREATE_PROBES
  24 #include "lttng_ust_java.h"
  25
  26 JNIEXPORT void JNICALL Java_org_lttng_ust_LTTngUst_tracepointInt(JNIEnv *env,
  27                                                 jobject jobj,
  28                                                 jstring ev_name,
  29                                                 jint payload)
  30 {
  31         jboolean iscopy;
  32         const char *ev_name_cstr = (*env)->GetStringUTFChars(env, ev_name, &iscopy);
  33
  34         tracepoint(lttng_ust_java, int_event, ev_name_cstr, payload);
  35
  36         (*env)->ReleaseStringUTFChars(env, ev_name, ev_name_cstr);
  37 }
  38
  39 JNIEXPORT void JNICALL Java_org_lttng_ust_LTTngUst_tracepointIntInt(JNIEnv *env,
  40                                                 jobject jobj,
  41                                                 jstring ev_name,
  42                                                 jint payload1,
  43                                                 jint payload2)
  44 {
  45         jboolean iscopy;
  46         const char *ev_name_cstr = (*env)->GetStringUTFChars(env, ev_name, &iscopy);
  47
  48         tracepoint(lttng_ust_java, int_int_event, ev_name_cstr, payload1, payload2);
  49
  50         (*env)->ReleaseStringUTFChars(env, ev_name, ev_name_cstr);
  51 }
  52
  53 JNIEXPORT void JNICALL Java_org_lttng_ust_LTTngUst_tracepointLong(JNIEnv *env,
  54                                                 jobject jobj,
  55                                                 jstring ev_name,
  56                                                 jlong payload)
  57 {
  58         jboolean iscopy;
  59         const char *ev_name_cstr = (*env)->GetStringUTFChars(env, ev_name, &iscopy);
  60
  61         tracepoint(lttng_ust_java, long_event, ev_name_cstr, payload);
  62
  63         (*env)->ReleaseStringUTFChars(env, ev_name, ev_name_cstr);
  64 }
  65
  66 JNIEXPORT void JNICALL Java_org_lttng_ust_LTTngUst_tracepointLongLong(JNIEnv *env,
  67                                                 jobject jobj,
  68                                                 jstring ev_name,
  69                                                 jlong payload1,
  70                                                 jlong payload2)
  71 {
  72         jboolean iscopy;
  73         const char *ev_name_cstr = (*env)->GetStringUTFChars(env, ev_name, &iscopy);
  74
  75         tracepoint(lttng_ust_java, long_long_event, ev_name_cstr, payload1, payload2);
  76
  77         (*env)->ReleaseStringUTFChars(env, ev_name, ev_name_cstr);
  78 }
  79
  80 JNIEXPORT void JNICALL Java_org_lttng_ust_LTTngUst_tracepointString(JNIEnv *env,
  81                                                 jobject jobj,
  82                                                 jstring ev_name,
  83                                                 jstring payload)
  84 {
  85         jboolean iscopy;
  86         const char *ev_name_cstr = (*env)->GetStringUTFChars(env, ev_name, &iscopy);
  87         const char *payload_cstr = (*env)->GetStringUTFChars(env, payload, &iscopy);
  88
  89         tracepoint(lttng_ust_java, string_event, ev_name_cstr, payload_cstr);
  90
  91         (*env)->ReleaseStringUTFChars(env, ev_name, ev_name_cstr);
  92         (*env)->ReleaseStringUTFChars(env, payload, payload_cstr);
  93 }
  94