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228 lines
6.7 KiB
C
228 lines
6.7 KiB
C
/* Copyright (C) 2000 Free Software Foundation
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This file is part of libgcj.
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This software is copyrighted work licensed under the terms of the
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Libgcj License. Please consult the file "LIBGCJ_LICENSE" for
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details. */
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/* Note: this file must be compilable by the C compiler (for now,
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assuming GNU C is ok). This means you must never use `//'
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comments, and all C++-specific code must be conditional on
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__cplusplus. */
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#ifndef __GCJ_JVMPI_H__
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#define __GCJ_JVMPI_H__
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#include <jni.h>
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/* JVMPI version numbers. FIXME: this is a semi-random number. The
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documentation doesn't say what it should be. */
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#define JVMPI_VERSION_1 0x00020001
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/* JVMPI return codes. FIXME: These are semi-random numbers. The
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documentation doesn't say what they should be. */
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#define JVMPI_SUCCESS 0
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#define JVMPI_FAIL 1
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#define JVMPI_NOT_AVAILABLE 2
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/* An opaque pointer representing an object ID. */
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struct _jobjectID;
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typedef struct _jobjectID * jobjectID;
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typedef struct
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{
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/* Source line number. */
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jint lineno;
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/* Method being executed. */
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jmethodID method_id;
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} JVMPI_CallFrame;
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typedef struct
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{
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JNIEnv *env_id;
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/* Number of frames in the call trace. */
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jint num_frames;
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/* An array of frames representing the trace. Callees first. */
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JVMPI_CallFrame *frames;
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} JVMPI_CallTrace;
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typedef struct
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{
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/* Name of the field. */
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char *field_name;
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/* Signature of the field. */
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char *field_signature;
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} JVMPI_Field;
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/* The documentation doesn't actually specify what the
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JVMPI_DUMP_LEVEL macros should be defined to. Here's a reasonable
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guess. */
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#define JVMPI_DUMP_LEVEL_0 0
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#define JVMPI_DUMP_LEVEL_1 1
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#define JVMPI_DUMP_LEVEL_2 2
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#define JVMPI_DUMP_LEVEL_3 3
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typedef struct
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{
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/* One of JVMPI_DUMP_LEVEL_0, JVMPI_DUMP_LEVEL_1 or
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JVMPI_DUMP_LEVEL_2. */
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jint heap_dump_level;
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} JVMPI_HeapDumpArg;
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typedef struct
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{
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/* Offset from the beginning of the method. */
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jint offset;
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/* Line number from the beginning of the source file. */
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jint lineno;
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} JVMPI_Lineno;
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typedef struct
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{
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/* Name of the method. */
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char *method_name;
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/* Signature of the method. */
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char *method_signature;
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/* Start line number from the beginning of the source file. */
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jint start_lineno;
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/* End line number from the beginning of the source file. */
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jint end_lineno;
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/* The method ID. */
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jmethodID method_id;
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} JVMPI_Method;
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/* An opaque pointer representing a raw monitor. */
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struct _JVMPI_RawMonitor;
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typedef struct _JVMPI_RawMonitor *JVMPI_RawMonitor;
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/* JVMPI event codes. FIXME: These are semi-random numbers. The
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documentation doesn't say what they should be. */
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#define JVMPI_EVENT_ARENA_DELETE 0
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#define JVMPI_EVENT_ARENA_NEW 1
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#define JVMPI_EVENT_CLASS_LOAD 2
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#define JVMPI_EVENT_CLASS_LOAD_HOOK 3
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#define JVMPI_EVENT_CLASS_UNLOAD 4
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#define JVMPI_EVENT_COMPILED_METHOD_LOAD 5
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#define JVMPI_EVENT_COMPILED_METHOD_UNLOAD 6
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#define JVMPI_EVENT_DATA_DUMP_REQUEST 7
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#define JVMPI_EVENT_DATA_RESET_REQUEST 8
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#define JVMPI_EVENT_GC_FINISH 9
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#define JVMPI_EVENT_GC_START 10
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#define JVMPI_EVENT_HEAP_DUMP 11
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#define JVMPI_EVENT_JNI_GLOBALREF_ALLOC 12
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#define JVMPI_EVENT_JNI_GLOBALREF_FREE 13
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#define JVMPI_EVENT_JNI_WEAK_GLOBALREF_ALLOC 14
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#define JVMPI_EVENT_JNI_WEAK_GLOBALREF_FREE 15
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#define JVMPI_EVENT_JVM_INIT_DONE 16
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#define JVMPI_EVENT_JVM_SHUT_DOWN 17
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#define JVMPI_EVENT_METHOD_ENTRY 18
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#define JVMPI_EVENT_METHOD_ENTRY2 19
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#define JVMPI_EVENT_METHOD_EXIT 20
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#define JVMPI_EVENT_MONITOR_CONTENDED_ENTER 21
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#define JVMPI_EVENT_MONITOR_CONTENDED_ENTERED 22
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#define JVMPI_EVENT_MONITOR_CONTENDED_EXIT 23
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#define JVMPI_EVENT_MONITOR_DUMP 24
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#define JVMPI_EVENT_MONITOR_WAIT 25
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#define JVMPI_EVENT_MONITOR_WAITED 26
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#define JVMPI_EVENT_OBJECT_ALLOC 27
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#define JVMPI_EVENT_OBJECT_DUMP 28
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#define JVMPI_EVENT_OBJECT_FREE 29
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#define JVMPI_EVENT_OBJECT_MOVE 30
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#define JVMPI_EVENT_RAW_MONITOR_CONTENDED_ENTER 31
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#define JVMPI_EVENT_RAW_MONITOR_CONTENDED_ENTERED 32
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#define JVMPI_EVENT_RAW_MONITOR_CONTENDED_EXIT 33
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#define JVMPI_EVENT_THREAD_END 34
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#define JVMPI_EVENT_THREAD_START 35
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#define JVMPI_EVENT_INSTRUCTION_START 36
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typedef struct
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{
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/* Event type. */
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jint event_type;
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/* Evn where this event occurred. */
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JNIEnv *env_id;
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union
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{
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struct
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{
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char *class_name;
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char *source_name;
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jint num_interfaces;
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jint num_methods;
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JVMPI_Method *methods;
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jint num_static_fields;
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JVMPI_Field *statics;
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jint num_instance_fields;
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JVMPI_Field *instances;
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jobjectID class_id;
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} class_load;
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struct
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{
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jobjectID class_id;
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} class_unload;
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struct
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{
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jint arena_id;
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jobjectID class_id;
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jint is_array;
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jint size;
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jobjectID obj_id;
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} obj_alloc;
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struct
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{
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char *thread_name;
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char *group_name;
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char *parent_name;
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jobjectID thread_id;
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JNIEnv *thread_env_id;
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} thread_start;
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} u;
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} JVMPI_Event;
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typedef struct
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{
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/* JVMPI version number. */
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jint version;
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/* Implemented by the user... */
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void (*NotifyEvent) (JVMPI_Event *event);
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/* Implemented by the runtime... */
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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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void (*GetCallTrace) (JVMPI_CallTrace *trace, jint depth);
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void (*ProfilerExit) (jint);
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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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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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jint (*CreateSystemThread) (char *name, jint priority, void (*f) (void *));
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void (*SetThreadLocalStorage) (JNIEnv *env_id, void *ptr);
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void *(*GetThreadLocalStorage) (JNIEnv *env_id);
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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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} JVMPI_Interface;
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#endif /* __GCJ_JVMPI_H__ */
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