зеркало из https://github.com/mozilla/gecko-dev.git
153 строки
4.3 KiB
C++
153 строки
4.3 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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* vim: set ts=8 sts=4 et sw=4 tw=99:
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef js_OldDebugAPI_h
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#define js_OldDebugAPI_h
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/*
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* JS debugger API.
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*/
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#include "mozilla/NullPtr.h"
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#include "jsapi.h"
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#include "jsbytecode.h"
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#include "js/CallArgs.h"
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#include "js/TypeDecls.h"
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class JSAtom;
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struct JSFreeOp;
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namespace js {
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class InterpreterFrame;
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class FrameIter;
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class ScriptSource;
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}
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namespace JS {
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extern JS_PUBLIC_API(char *)
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FormatStackDump(JSContext *cx, char *buf, bool showArgs, bool showLocals, bool showThisProps);
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} // namespace JS
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# ifdef JS_DEBUG
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JS_FRIEND_API(void) js_DumpValue(const JS::Value &val);
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JS_FRIEND_API(void) js_DumpId(jsid id);
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JS_FRIEND_API(void) js_DumpInterpreterFrame(JSContext *cx, js::InterpreterFrame *start = nullptr);
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# endif
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JS_FRIEND_API(void)
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js_DumpBacktrace(JSContext *cx);
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typedef enum JSTrapStatus {
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JSTRAP_ERROR,
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JSTRAP_CONTINUE,
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JSTRAP_RETURN,
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JSTRAP_THROW,
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JSTRAP_LIMIT
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} JSTrapStatus;
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extern JS_PUBLIC_API(JSString *)
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JS_DecompileScript(JSContext *cx, JS::HandleScript script, const char *name, unsigned indent);
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/*
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* Currently, we only support runtime-wide debugging. In the future, we should
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* be able to support compartment-wide debugging.
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*/
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extern JS_PUBLIC_API(void)
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JS_SetRuntimeDebugMode(JSRuntime *rt, bool debug);
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/*
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* Debug mode is a compartment-wide mode that enables a debugger to attach
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* to and interact with running methodjit-ed frames. In particular, it causes
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* every function to be compiled as if an eval was present (so eval-in-frame)
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* can work, and it ensures that functions can be re-JITed for other debug
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* features. In general, it is not safe to interact with frames that were live
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* before debug mode was enabled. For this reason, it is also not safe to
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* enable debug mode while frames are live.
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*/
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/* Get current state of debugging mode. */
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extern JS_PUBLIC_API(bool)
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JS_GetDebugMode(JSContext *cx);
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/*
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* Turn on/off debugging mode for all compartments. This returns false if any code
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* from any of the runtime's compartments is running or on the stack.
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*/
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JS_FRIEND_API(bool)
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JS_SetDebugModeForAllCompartments(JSContext *cx, bool debug);
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/*
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* Turn on/off debugging mode for a single compartment. This should only be
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* used when no code from this compartment is running or on the stack in any
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* thread.
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*/
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JS_FRIEND_API(bool)
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JS_SetDebugModeForCompartment(JSContext *cx, JSCompartment *comp, bool debug);
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/*
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* Turn on/off debugging mode for a context's compartment.
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*/
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JS_FRIEND_API(bool)
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JS_SetDebugMode(JSContext *cx, bool debug);
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/* Turn on single step mode. */
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extern JS_PUBLIC_API(bool)
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JS_SetSingleStepMode(JSContext *cx, JS::HandleScript script, bool singleStep);
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/************************************************************************/
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// Raw JSScript* because this needs to be callable from a signal handler.
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extern JS_PUBLIC_API(unsigned)
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JS_PCToLineNumber(JSContext *cx, JSScript *script, jsbytecode *pc);
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extern JS_PUBLIC_API(jsbytecode *)
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JS_LineNumberToPC(JSContext *cx, JSScript *script, unsigned lineno);
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extern JS_PUBLIC_API(JSScript *)
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JS_GetFunctionScript(JSContext *cx, JS::HandleFunction fun);
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/************************************************************************/
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extern JS_PUBLIC_API(const char *)
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JS_GetScriptFilename(JSScript *script);
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extern JS_PUBLIC_API(const jschar *)
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JS_GetScriptSourceMap(JSContext *cx, JSScript *script);
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extern JS_PUBLIC_API(unsigned)
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JS_GetScriptBaseLineNumber(JSContext *cx, JSScript *script);
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extern JS_PUBLIC_API(unsigned)
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JS_GetScriptLineExtent(JSContext *cx, JSScript *script);
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/************************************************************************/
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/**
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* Add various profiling-related functions as properties of the given object.
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*/
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extern JS_PUBLIC_API(bool)
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JS_DefineProfilingFunctions(JSContext *cx, JSObject *obj);
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/* Defined in vm/Debugger.cpp. */
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extern JS_PUBLIC_API(bool)
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JS_DefineDebuggerObject(JSContext *cx, JS::HandleObject obj);
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extern JS_PUBLIC_API(void)
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JS_DumpPCCounts(JSContext *cx, JS::HandleScript script);
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extern JS_PUBLIC_API(void)
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JS_DumpCompartmentPCCounts(JSContext *cx);
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#endif /* js_OldDebugAPI_h */
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