svn-gvsig-desktop / trunk / libraries / libjni-gdal / include / jni_linux / jvmpi.h @ 5888
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/*
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* @(#)jvmpi.h 1.27 03/01/23
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*
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* Copyright 2003 Sun Microsystems, Inc. All rights reserved.
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* SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
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*/
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#ifndef _JAVASOFT_JVMPI_H_
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#define _JAVASOFT_JVMPI_H_
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#include "jni.h" |
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#define JVMPI_VERSION_1 ((jint)0x10000001) /* implied 0 for minor version */ |
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#define JVMPI_VERSION_1_1 ((jint)0x10000002) |
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#define JVMPI_VERSION_1_2 ((jint)0x10000003) |
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#ifdef __cplusplus
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extern "C" { |
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#endif
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typedef void (*jvmpi_void_function_of_void)(void *); |
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#ifdef __cplusplus
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} |
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#endif
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/****************************************************************
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* Profiler interface data structures.
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****************************************************************/
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/* identifier types. */
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struct _jobjectID;
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typedef struct _jobjectID * jobjectID; /* type of object ids */ |
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/* raw monitors */
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struct _JVMPI_RawMonitor;
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typedef struct _JVMPI_RawMonitor * JVMPI_RawMonitor; |
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/* call frame */
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typedef struct { |
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jint lineno; /* line number in the source file */
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jmethodID method_id; /* method executed in this frame */
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} JVMPI_CallFrame; |
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/* call trace */
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typedef struct { |
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JNIEnv *env_id; /* Env where trace was recorded */
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jint num_frames; /* number of frames in this trace */
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JVMPI_CallFrame *frames; /* frames */
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} JVMPI_CallTrace; |
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/* method */
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typedef struct { |
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char *method_name; /* name of method */ |
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char *method_signature; /* signature of method */ |
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jint start_lineno; /* -1 if native, abstract .. */
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jint end_lineno; /* -1 if native, abstract .. */
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jmethodID method_id; /* id assigned to this method */
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} JVMPI_Method; |
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/* Field */
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typedef struct { |
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char *field_name; /* name of field */ |
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char *field_signature; /* signature of field */ |
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} JVMPI_Field; |
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/* line number info for a compiled method */
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typedef struct { |
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jint offset; /* offset from beginning of method */
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jint lineno; /* lineno from beginning of src file */
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} JVMPI_Lineno; |
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/* event */
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typedef struct { |
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jint event_type; /* event_type */
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JNIEnv *env_id; /* env where this event occured */
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union {
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struct {
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const char *class_name; /* class name */ |
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char *source_name; /* name of source file */ |
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jint num_interfaces; /* number of interfaces implemented */
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jint num_methods; /* number of methods in the class */
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JVMPI_Method *methods; /* methods */
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jint num_static_fields; /* number of static fields */
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JVMPI_Field *statics; /* static fields */
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jint num_instance_fields; /* number of instance fields */
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JVMPI_Field *instances; /* instance fields */
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jobjectID class_id; /* id of the class object */
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} class_load; |
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struct {
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jobjectID class_id; /* id of the class object */
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} class_unload; |
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struct {
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unsigned char *class_data; /* content of class file */ |
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jint class_data_len; /* class file length */
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unsigned char *new_class_data; /* instrumented class file */ |
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jint new_class_data_len; /* new class file length */
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void * (*malloc_f)(unsigned int); /* memory allocation function */ |
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} class_load_hook; |
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struct {
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jint arena_id; |
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jobjectID class_id; /* id of object class */
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jint is_array; /* JVMPI_NORMAL_OBJECT, ... */
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jint size; /* size in number of bytes */
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jobjectID obj_id; /* id assigned to this object */
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} obj_alloc; |
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struct {
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jobjectID obj_id; /* id of the object */
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} obj_free; |
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struct {
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jint arena_id; /* cur arena id */
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jobjectID obj_id; /* cur object id */
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jint new_arena_id; /* new arena id */
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jobjectID new_obj_id; /* new object id */
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} obj_move; |
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struct {
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jint arena_id; /* id of arena */
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const char *arena_name; /* name of arena */ |
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} new_arena; |
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struct {
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jint arena_id; /* id of arena */
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} delete_arena; |
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struct {
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char *thread_name; /* name of thread */ |
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char *group_name; /* name of group */ |
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char *parent_name; /* name of parent */ |
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jobjectID thread_id; /* id of the thread object */
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JNIEnv *thread_env_id; |
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} thread_start; |
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struct {
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int dump_level; /* level of the heap dump info */ |
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char *begin; /* where all the root records begin, |
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please see the heap dump buffer
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format described below */
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char *end; /* where the object records end. */ |
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jint num_traces; /* number of thread traces,
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0 if dump level = JVMPI_DUMP_LEVEL_0 */
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JVMPI_CallTrace *traces; /* thread traces collected during
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heap dump */
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} heap_dump; |
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struct {
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jobjectID obj_id; /* object id */
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jobject ref_id; /* id assigned to the globalref */
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} jni_globalref_alloc; |
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struct {
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jobject ref_id; /* id of the global ref */
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} jni_globalref_free; |
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struct {
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jmethodID method_id; /* method */
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} method; |
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struct {
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jmethodID method_id; /* id of method */
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jobjectID obj_id; /* id of target object */
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} method_entry2; |
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struct {
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jmethodID method_id; /* id of compiled method */
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void *code_addr; /* code start addr. in memory */ |
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jint code_size; /* code size */
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jint lineno_table_size; /* size of lineno table */
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JVMPI_Lineno *lineno_table; /* lineno info */
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} compiled_method_load; |
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struct {
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jmethodID method_id; /* id of unloaded compiled method */
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} compiled_method_unload; |
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struct {
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jmethodID method_id; /* id of the method the instruction belongs to */
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jint offset; /* instruction offset in the method's bytecode */
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union {
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struct {
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jboolean is_true; /* whether true or false branch is taken */
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} if_info; |
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struct {
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jint key; /* top stack value used as an index */
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jint low; /* min value of the index */
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jint hi; /* max value of the index */
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} tableswitch_info; |
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struct {
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jint chosen_pair_index; /* actually chosen pair index (0-based)
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* if chosen_pair_index == pairs_total then
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* the 'default' branch is taken
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*/
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jint pairs_total; /* total number of lookupswitch pairs */
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} lookupswitch_info; |
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} u; |
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} instruction; |
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struct {
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char *begin; /* beginning of dump buffer, |
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see below for format */
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char *end; /* end of dump buffer */ |
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jint num_traces; /* number of traces */
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JVMPI_CallTrace *traces; /* traces of all threads */
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jint *threads_status; /* status of all threads */
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} monitor_dump; |
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struct {
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const char *name; /* name of raw monitor */ |
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JVMPI_RawMonitor id; /* id */
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} raw_monitor; |
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struct {
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jobjectID object; /* Java object */
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} monitor; |
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struct {
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jobjectID object; /* Java object */
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jlong timeout; /* timeout period */
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} monitor_wait; |
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struct {
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jlong used_objects; |
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jlong used_object_space; |
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jlong total_object_space; |
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} gc_info; |
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struct {
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jint data_len; |
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char *data;
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} object_dump; |
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} u; |
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} JVMPI_Event; |
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/* interface functions */
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typedef struct { |
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jint version; /* JVMPI version */
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/* ------interface implemented by the profiler------ */
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/**
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* Function called by the JVM to notify an event.
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*/
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void (*NotifyEvent)(JVMPI_Event *event);
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/* ------interface implemented by the JVM------ */
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/**
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* Function called by the profiler to enable/disable/send notification
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* for a particular event type.
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*
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* event_type - event_type
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* arg - event specific arg
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*
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* return JVMPI_NOT_AVAILABLE, JVMPI_SUCCESS or JVMPI_FAIL
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*/
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jint (*EnableEvent)(jint event_type, void *arg);
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jint (*DisableEvent)(jint event_type, void *arg);
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jint (*RequestEvent)(jint event_type, void *arg);
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/**
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* Function called by the profiler to get a stack
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* trace from the JVM.
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*
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* trace - trace data structure to be filled
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* depth - maximum depth of the trace.
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*/
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void (*GetCallTrace)(JVMPI_CallTrace *trace, jint depth);
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/**
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* Function called by profiler when it wants to exit/stop.
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*/
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void (*ProfilerExit)(jint);
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/**
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* Utility functions provided by the JVM.
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*/
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JVMPI_RawMonitor (*RawMonitorCreate)(char *lock_name);
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void (*RawMonitorEnter)(JVMPI_RawMonitor lock_id);
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void (*RawMonitorExit)(JVMPI_RawMonitor lock_id);
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void (*RawMonitorWait)(JVMPI_RawMonitor lock_id, jlong ms);
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void (*RawMonitorNotifyAll)(JVMPI_RawMonitor lock_id);
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void (*RawMonitorDestroy)(JVMPI_RawMonitor lock_id);
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/**
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* Function called by the profiler to get the current thread's CPU time.
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*
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* return time in nanoseconds;
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*/
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jlong (*GetCurrentThreadCpuTime)(void);
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void (*SuspendThread)(JNIEnv *env);
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void (*ResumeThread)(JNIEnv *env);
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jint (*GetThreadStatus)(JNIEnv *env); |
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jboolean (*ThreadHasRun)(JNIEnv *env); |
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/* This function can be called safely only after JVMPI_EVENT_VM_INIT_DONE
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notification by the JVM. */
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jint (*CreateSystemThread)(char *name, jint priority, void (*f)(void *)); |
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/* thread local storage access functions to avoid locking in time
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critical functions */
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void (*SetThreadLocalStorage)(JNIEnv *env_id, void *ptr); |
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void * (*GetThreadLocalStorage)(JNIEnv *env_id);
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/* control GC */
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void (*DisableGC)(void); |
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void (*EnableGC)(void); |
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void (*RunGC)(void); |
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jobjectID (*GetThreadObject)(JNIEnv *env); |
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jobjectID (*GetMethodClass)(jmethodID mid); |
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/* JNI <-> jobject conversions */
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jobject (*jobjectID2jobject)(jobjectID jid); |
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jobjectID (*jobject2jobjectID)(jobject jobj); |
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void (*SuspendThreadList)
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(jint reqCount, JNIEnv **reqList, jint *results); |
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void (*ResumeThreadList)
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(jint reqCount, JNIEnv **reqList, jint *results); |
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} JVMPI_Interface; |
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/* type of argument passed to RequestEvent for heap dumps */
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typedef struct { |
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jint heap_dump_level; |
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} JVMPI_HeapDumpArg; |
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/**********************************************************************
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* Constants and formats used in JVM Profiler Interface.
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**********************************************************************/
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/*
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* Event type constants.
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*/
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#define JVMPI_EVENT_METHOD_ENTRY ((jint)1) |
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#define JVMPI_EVENT_METHOD_ENTRY2 ((jint)2) |
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#define JVMPI_EVENT_METHOD_EXIT ((jint)3) |
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#define JVMPI_EVENT_OBJECT_ALLOC ((jint)4) |
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#define JVMPI_EVENT_OBJECT_FREE ((jint)5) |
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#define JVMPI_EVENT_OBJECT_MOVE ((jint)6) |
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#define JVMPI_EVENT_COMPILED_METHOD_LOAD ((jint)7) |
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#define JVMPI_EVENT_COMPILED_METHOD_UNLOAD ((jint)8) |
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#define JVMPI_EVENT_INSTRUCTION_START ((jint)9) |
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#define JVMPI_EVENT_THREAD_START ((jint)33) |
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#define JVMPI_EVENT_THREAD_END ((jint)34) |
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#define JVMPI_EVENT_CLASS_LOAD_HOOK ((jint)35) |
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#define JVMPI_EVENT_HEAP_DUMP ((jint)37) |
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#define JVMPI_EVENT_JNI_GLOBALREF_ALLOC ((jint)38) |
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#define JVMPI_EVENT_JNI_GLOBALREF_FREE ((jint)39) |
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#define JVMPI_EVENT_JNI_WEAK_GLOBALREF_ALLOC ((jint)40) |
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#define JVMPI_EVENT_JNI_WEAK_GLOBALREF_FREE ((jint)41) |
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#define JVMPI_EVENT_CLASS_LOAD ((jint)42) |
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#define JVMPI_EVENT_CLASS_UNLOAD ((jint)43) |
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#define JVMPI_EVENT_DATA_DUMP_REQUEST ((jint)44) |
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#define JVMPI_EVENT_DATA_RESET_REQUEST ((jint)45) |
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#define JVMPI_EVENT_JVM_INIT_DONE ((jint)46) |
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#define JVMPI_EVENT_JVM_SHUT_DOWN ((jint)47) |
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#define JVMPI_EVENT_ARENA_NEW ((jint)48) |
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#define JVMPI_EVENT_ARENA_DELETE ((jint)49) |
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#define JVMPI_EVENT_OBJECT_DUMP ((jint)50) |
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#define JVMPI_EVENT_RAW_MONITOR_CONTENDED_ENTER ((jint)51) |
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#define JVMPI_EVENT_RAW_MONITOR_CONTENDED_ENTERED ((jint)52) |
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#define JVMPI_EVENT_RAW_MONITOR_CONTENDED_EXIT ((jint)53) |
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#define JVMPI_EVENT_MONITOR_CONTENDED_ENTER ((jint)54) |
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#define JVMPI_EVENT_MONITOR_CONTENDED_ENTERED ((jint)55) |
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#define JVMPI_EVENT_MONITOR_CONTENDED_EXIT ((jint)56) |
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#define JVMPI_EVENT_MONITOR_WAIT ((jint)57) |
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#define JVMPI_EVENT_MONITOR_WAITED ((jint)58) |
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#define JVMPI_EVENT_MONITOR_DUMP ((jint)59) |
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#define JVMPI_EVENT_GC_START ((jint)60) |
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#define JVMPI_EVENT_GC_FINISH ((jint)61) |
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#define JVMPI_MAX_EVENT_TYPE_VAL ((jint)61) |
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/* old definitions, to be removed */
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#define JVMPI_EVENT_LOAD_COMPILED_METHOD ((jint)7) |
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#define JVMPI_EVENT_UNLOAD_COMPILED_METHOD ((jint)8) |
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#define JVMPI_EVENT_NEW_ARENA ((jint)48) |
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#define JVMPI_EVENT_DELETE_ARENA ((jint)49) |
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#define JVMPI_EVENT_DUMP_DATA_REQUEST ((jint)44) |
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#define JVMPI_EVENT_RESET_DATA_REQUEST ((jint)45) |
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#define JVMPI_EVENT_OBJ_ALLOC ((jint)4) |
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#define JVMPI_EVENT_OBJ_FREE ((jint)5) |
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#define JVMPI_EVENT_OBJ_MOVE ((jint)6) |
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#define JVMPI_REQUESTED_EVENT ((jint)0x10000000) |
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/*
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* enabling/disabling event notification.
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*/
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/* results */
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#define JVMPI_SUCCESS ((jint)0) |
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#define JVMPI_NOT_AVAILABLE ((jint)1) |
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#define JVMPI_FAIL ((jint)-1) |
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/*
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* Thread status
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*/
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enum {
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JVMPI_THREAD_RUNNABLE = 1,
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JVMPI_THREAD_MONITOR_WAIT, |
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JVMPI_THREAD_CONDVAR_WAIT |
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}; |
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#define JVMPI_THREAD_SUSPENDED 0x8000 |
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#define JVMPI_THREAD_INTERRUPTED 0x4000 |
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/*
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* Thread priority
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*/
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#define JVMPI_MINIMUM_PRIORITY 1 |
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#define JVMPI_MAXIMUM_PRIORITY 10 |
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#define JVMPI_NORMAL_PRIORITY 5 |
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/*
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* Object type constants.
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*/
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#define JVMPI_NORMAL_OBJECT ((jint)0) |
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#define JVMPI_CLASS ((jint)2) |
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#define JVMPI_BOOLEAN ((jint)4) |
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#define JVMPI_CHAR ((jint)5) |
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#define JVMPI_FLOAT ((jint)6) |
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#define JVMPI_DOUBLE ((jint)7) |
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#define JVMPI_BYTE ((jint)8) |
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#define JVMPI_SHORT ((jint)9) |
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#define JVMPI_INT ((jint)10) |
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#define JVMPI_LONG ((jint)11) |
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/*
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* Monitor dump constants.
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*/
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#define JVMPI_MONITOR_JAVA 0x01 |
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#define JVMPI_MONITOR_RAW 0x02 |
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/*
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* Heap dump constants.
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*/
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#define JVMPI_GC_ROOT_UNKNOWN 0xff |
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#define JVMPI_GC_ROOT_JNI_GLOBAL 0x01 |
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#define JVMPI_GC_ROOT_JNI_LOCAL 0x02 |
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#define JVMPI_GC_ROOT_JAVA_FRAME 0x03 |
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#define JVMPI_GC_ROOT_NATIVE_STACK 0x04 |
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#define JVMPI_GC_ROOT_STICKY_CLASS 0x05 |
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#define JVMPI_GC_ROOT_THREAD_BLOCK 0x06 |
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#define JVMPI_GC_ROOT_MONITOR_USED 0x07 |
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#define JVMPI_GC_ROOT_THREAD_OBJ 0x08 |
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#define JVMPI_GC_CLASS_DUMP 0x20 |
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#define JVMPI_GC_INSTANCE_DUMP 0x21 |
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#define JVMPI_GC_OBJ_ARRAY_DUMP 0x22 |
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#define JVMPI_GC_PRIM_ARRAY_DUMP 0x23 |
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/*
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* Dump levels
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*/
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#define JVMPI_DUMP_LEVEL_0 ((jint)0) |
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#define JVMPI_DUMP_LEVEL_1 ((jint)1) |
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#define JVMPI_DUMP_LEVEL_2 ((jint)2) |
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/* Types used in dumps -
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*
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* u1: 1 byte
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* u2: 2 bytes
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* u4: 4 bytes
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* u8: 8 bytes
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*
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* ty: u1 where:
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* JVMPI_CLASS: object
|
485 |
* JVMPI_BOOLEAN: boolean
|
486 |
* JVMPI_CHAR: char
|
487 |
* JVMPI_FLOAT: float
|
488 |
* JVMPI_DOUBLE: double
|
489 |
* JVMPI_BYTE: byte
|
490 |
* JVMPI_SHORT: short
|
491 |
* JVMPI_INT: int
|
492 |
* JVMPI_LONG: long
|
493 |
*
|
494 |
* vl: values, exact type depends on the type of the value:
|
495 |
* JVMPI_BOOLEAN & JVMPI_BYTE: u1
|
496 |
* JVMPI_SHORT & JVMPI_CHAR: u2
|
497 |
* JVMPI_INT & JVMPI_FLOAT: u4
|
498 |
* JVMPI_LONG & JVMPI_DOUBLE: u8
|
499 |
* JVMPI_CLASS: jobjectID
|
500 |
*/
|
501 |
|
502 |
/* Format of the monitor dump buffer:
|
503 |
*
|
504 |
* u1 monitor type
|
505 |
*
|
506 |
* JVMPI_MONITOR_JAVA Java monitor
|
507 |
*
|
508 |
* jobjectID object
|
509 |
* JNIEnv * owner thread
|
510 |
* u4 entry count
|
511 |
* u4 # of threads waiting to enter
|
512 |
* [JNIEnv *]* threads waiting to enter
|
513 |
* u4 # of threads waiting to be notified
|
514 |
* [JNIEnv *]* threads waiting to be notified
|
515 |
*
|
516 |
* JVMPI_MONITOR_RAW raw monitor
|
517 |
*
|
518 |
* char * name
|
519 |
* JVMPI_RawMonitor raw monitor
|
520 |
* JNIEnv * owner thread
|
521 |
* u4 entry count
|
522 |
* u4 # of threads waiting to enter
|
523 |
* [JNIEnv *]* threads waiting to enter
|
524 |
* u4 # of threads waiting to be notified
|
525 |
* [JNIEnv *]* threads waiting to be notified
|
526 |
*/
|
527 |
|
528 |
/* Format of the heap dump buffer depends on the dump level
|
529 |
* specified in the JVMPI_HeapDumpArg passed to RequestEvent as arg.
|
530 |
* The default is JVMPI_DUMP_LEVEL_2.
|
531 |
*
|
532 |
* JVMPI_DUMP_LEVEL_0:
|
533 |
*
|
534 |
* u1 object type (JVMPI_CLASS ...)
|
535 |
* jobjectID object
|
536 |
*
|
537 |
* JVMPI_DUMP_LEVEL_1 and JVMPI_DUMP_LEVEL_2 use the following format:
|
538 |
* In the case of JVMPI_DUMP_LEVEL_1 the values of primitive fields in object
|
539 |
* instance dumps , the values of primitive statics in class dumps and the
|
540 |
* values of primitive arrays are excluded. JVMPI_DUMP_LEVEL_2 includes the
|
541 |
* primitive values.
|
542 |
*
|
543 |
* u1 record type
|
544 |
*
|
545 |
* JVMPI_GC_ROOT_UNKNOWN unknown root
|
546 |
*
|
547 |
* jobjectID object
|
548 |
*
|
549 |
* JVMPI_GC_ROOT_JNI_GLOBAL JNI global ref root
|
550 |
*
|
551 |
* jobjectID object
|
552 |
* jobject JNI global reference
|
553 |
*
|
554 |
* JVMPI_GC_ROOT_JNI_LOCAL JNI local ref
|
555 |
*
|
556 |
* jobjectID object
|
557 |
* JNIEnv * thread
|
558 |
* u4 frame # in stack trace (-1 for empty)
|
559 |
*
|
560 |
* JVMPI_GC_ROOT_JAVA_FRAME Java stack frame
|
561 |
*
|
562 |
* jobjectID object
|
563 |
* JNIEnv * thread
|
564 |
* u4 frame # in stack trace (-1 for empty)
|
565 |
*
|
566 |
* JVMPI_GC_ROOT_NATIVE_STACK Native stack
|
567 |
*
|
568 |
* jobjectID object
|
569 |
* JNIEnv * thread
|
570 |
*
|
571 |
* JVMPI_GC_ROOT_STICKY_CLASS System class
|
572 |
*
|
573 |
* jobjectID class object
|
574 |
*
|
575 |
* JVMPI_GC_ROOT_THREAD_BLOCK Reference from thread block
|
576 |
*
|
577 |
* jobjectID thread object
|
578 |
* JNIEnv * thread
|
579 |
*
|
580 |
* JVMPI_GC_ROOT_MONITOR_USED Busy monitor
|
581 |
*
|
582 |
* jobjectID object
|
583 |
*
|
584 |
* JVMPI_GC_CLASS_DUMP dump of a class object
|
585 |
*
|
586 |
* jobjectID class
|
587 |
* jobjectID super
|
588 |
* jobjectID class loader
|
589 |
* jobjectID signers
|
590 |
* jobjectID protection domain
|
591 |
* jobjectID class name
|
592 |
* void * reserved
|
593 |
*
|
594 |
* u4 instance size (in bytes)
|
595 |
*
|
596 |
* [jobjectID]* interfaces
|
597 |
*
|
598 |
* u2 size of constant pool
|
599 |
* [u2, constant pool index,
|
600 |
* ty, type,
|
601 |
* vl]* value
|
602 |
*
|
603 |
* [vl]* static field values
|
604 |
*
|
605 |
* JVMPI_GC_INSTANCE_DUMP dump of a normal object
|
606 |
*
|
607 |
* jobjectID object
|
608 |
* jobjectID class
|
609 |
* u4 number of bytes that follow
|
610 |
* [vl]* instance field values (class, followed
|
611 |
* by super, super's super ...)
|
612 |
*
|
613 |
* JVMPI_GC_OBJ_ARRAY_DUMP dump of an object array
|
614 |
*
|
615 |
* jobjectID array object
|
616 |
* u4 number of elements
|
617 |
* jobjectID element class
|
618 |
* [jobjectID]* elements
|
619 |
*
|
620 |
* JVMPI_GC_PRIM_ARRAY_DUMP dump of a primitive array
|
621 |
*
|
622 |
* jobjectID array object
|
623 |
* u4 number of elements
|
624 |
* ty element type
|
625 |
* [vl]* elements
|
626 |
*
|
627 |
*/
|
628 |
|
629 |
/* Format of the dump received in JVMPI_EVENT_OBJECT_DUMP:
|
630 |
* All the records have JVMPI_DUMP_LEVEL_2 information.
|
631 |
*
|
632 |
* u1 record type
|
633 |
*
|
634 |
* followed by a:
|
635 |
*
|
636 |
* JVMPI_GC_CLASS_DUMP,
|
637 |
* JVMPI_GC_INSTANCE_DUMP,
|
638 |
* JVMPI_GC_OBJ_ARRAY_DUMP, or
|
639 |
* JVMPI_GC_PRIM_ARRAY_DUMP record.
|
640 |
*/
|
641 |
|
642 |
#endif /* !_JAVASOFT_JVMPI_H_ */ |