Commit c73bfcb2 authored by Lukáš Marek's avatar Lukáš Marek

Dropped static from C methods, header cleanup

parent e2174a86
#ifndef _BUFFER_H
#define _BUFFER_H
#include <stdlib.h>
#include <string.h>
// initial buffer size
static const size_t INIT_BUFF_SIZE = 512;
// max limit buffer size
#ifndef _BUFFPACK_H
#define _BUFFPACK_H
#include <arpa/inet.h>
#include "../src-agent-c/jvmtihelper.h"
#include "buffer.h"
void pack_boolean(buffer * buff, jboolean to_send) {
buffer_fill(buff, &to_send, sizeof(jboolean));
......@@ -45,69 +51,6 @@ void pack_string_utf8(buffer * buff, const void * string_utf8,
buffer_fill(buff, string_utf8, size_in_bytes);
void pack_string_java(buffer * buff, jstring to_send, JNIEnv * jni_env) {
// get string length
jsize str_len = (*jni_env)->GetStringUTFLength(jni_env, to_send);
// get string data as utf-8
const char * str = (*jni_env)->GetStringUTFChars(jni_env, to_send, NULL);
check_std_error(str == NULL, TRUE, "Cannot get string from java");
// check if the size is sendable
int size_fits = str_len < UINT16_MAX;
check_std_error(size_fits, FALSE, "Java string is too big for sending");
// send string
pack_string_utf8(buff, str, str_len);
// release string
(*jni_env)->ReleaseStringUTFChars(jni_env, to_send, str);
void pack_object(buffer * buff, jobject to_send, JNIEnv * jni_env) {
jlong obj_tag;
enter_critical_section(jvmti_env, objectid_lock);
jvmtiError error;
// get object tag
error = (*jvmti_env)->GetTag(jvmti_env, to_send, &obj_tag);
check_jvmti_error(jvmti_env, error, "Cannot get object tag");
// set object tag
if(obj_tag == 0) {
obj_tag = avail_object_tag;
// TODO add class id - note that class can miss the class id
error = (*jvmti_env)->SetTag(jvmti_env, to_send, obj_tag);
check_jvmti_error(jvmti_env, error, "Cannot set object tag");
exit_critical_section(jvmti_env, objectid_lock);
pack_long(buff, obj_tag);
void pack_class(buffer * buff, jclass to_send, JNIEnv * jni_env) {
// class id is set for jclass on the same spot as for object
// class id can have object id also
// if class does not have id, you have to find it by name and class loader
pack_int(buff, 1);
void pack_bytes(buffer * buff, const void * data, jint size) {
buffer_fill(buff, data, size);
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