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axmol/js/spidermonkey-win32/include/jsprvtd.h

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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
*
* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Mozilla Communicator client code, released
* March 31, 1998.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either of the GNU General Public License Version 2 or later (the "GPL"),
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#ifndef jsprvtd_h___
#define jsprvtd_h___
/*
* JS private typename definitions.
*
* This header is included only in other .h files, for convenience and for
* simplicity of type naming. The alternative for structures is to use tags,
* which are named the same as their typedef names (legal in C/C++, and less
* noisy than suffixing the typedef name with "Struct" or "Str"). Instead,
* all .h files that include this file may use the same typedef name, whether
* declaring a pointer to struct type, or defining a member of struct type.
*
* A few fundamental scalar types are defined here too. Neither the scalar
* nor the struct typedefs should change much, therefore the nearly-global
* make dependency induced by this file should not prove painful.
*/
#include "jsapi.h"
#include "jsutil.h"
#ifdef __cplusplus
#include "js/HashTable.h"
#include "js/Vector.h"
#endif
JS_BEGIN_EXTERN_C
/*
* Convenience constants.
*/
#define JS_BITS_PER_UINT32_LOG2 5
#define JS_BITS_PER_UINT32 32
/* The alignment required of objects stored in GC arenas. */
static const unsigned JS_GCTHING_ALIGN = 8;
static const unsigned JS_GCTHING_ZEROBITS = 3;
/* Scalar typedefs. */
typedef uint8_t jsbytecode;
typedef uint8_t jssrcnote;
typedef uintptr_t jsatomid;
/* Struct typedefs. */
typedef struct JSArgumentFormatMap JSArgumentFormatMap;
typedef struct JSGCThing JSGCThing;
typedef struct JSGenerator JSGenerator;
typedef struct JSNativeEnumerator JSNativeEnumerator;
typedef struct JSProperty JSProperty;
typedef struct JSSharpObjectMap JSSharpObjectMap;
typedef struct JSTryNote JSTryNote;
/* Friend "Advanced API" typedefs. */
typedef struct JSAtomState JSAtomState;
typedef struct JSCodeSpec JSCodeSpec;
typedef struct JSPrinter JSPrinter;
typedef struct JSStackHeader JSStackHeader;
typedef struct JSSubString JSSubString;
typedef struct JSSpecializedNative JSSpecializedNative;
typedef struct JSXML JSXML;
/*
* Template declarations.
*
* jsprvtd.h can be included in both C and C++ translation units. For C++, it
* may possibly be wrapped in an extern "C" block which does not agree with
* templates.
*/
#ifdef __cplusplus
extern "C++" {
class JSDependentString;
class JSExtensibleString;
class JSExternalString;
class JSLinearString;
class JSFixedString;
class JSStaticAtom;
class JSRope;
class JSAtom;
class JSWrapper;
namespace js {
struct ArgumentsData;
struct Class;
class RegExpGuard;
class RegExpObject;
class RegExpObjectBuilder;
class RegExpShared;
class RegExpStatics;
class MatchPairs;
namespace detail { class RegExpCode; }
enum RegExpFlag
{
IgnoreCaseFlag = 0x01,
GlobalFlag = 0x02,
MultilineFlag = 0x04,
StickyFlag = 0x08,
NoFlags = 0x00,
AllFlags = 0x0f
};
enum RegExpExecType
{
RegExpExec,
RegExpTest
};
class ExecuteArgsGuard;
class InvokeFrameGuard;
class InvokeArgsGuard;
class StringBuffer;
class FrameRegs;
class StackFrame;
class StackSegment;
class StackSpace;
class ContextStack;
class FrameRegsIter;
class CallReceiver;
class CallArgs;
struct BytecodeEmitter;
struct Definition;
struct FunctionBox;
struct ObjectBox;
struct ParseNode;
struct Parser;
class TokenStream;
struct Token;
struct TokenPos;
struct TokenPtr;
struct TreeContext;
class UpvarCookie;
class Proxy;
class ProxyHandler;
class Wrapper;
class CrossCompartmentWrapper;
class TempAllocPolicy;
class RuntimeAllocPolicy;
class GlobalObject;
template <typename K,
typename V,
size_t InlineElems>
class InlineMap;
class LifoAlloc;
class BaseShape;
class UnownedBaseShape;
struct Shape;
struct EmptyShape;
class ShapeKindArray;
class Bindings;
struct StackBaseShape;
struct StackShape;
class MultiDeclRange;
class ParseMapPool;
class DefnOrHeader;
typedef InlineMap<JSAtom *, Definition *, 24> AtomDefnMap;
typedef InlineMap<JSAtom *, jsatomid, 24> AtomIndexMap;
typedef InlineMap<JSAtom *, DefnOrHeader, 24> AtomDOHMap;
typedef Vector<UpvarCookie, 8> UpvarCookies;
class Breakpoint;
class BreakpointSite;
class Debugger;
class WatchpointMap;
/*
* Env is the type of what ES5 calls "lexical environments" (runtime
* activations of lexical scopes). This is currently just JSObject, and is
* implemented by Call, Block, With, and DeclEnv objects, among others--but
* environments and objects are really two different concepts.
*/
typedef JSObject Env;
typedef JSNative Native;
typedef JSPropertyOp PropertyOp;
typedef JSStrictPropertyOp StrictPropertyOp;
typedef JSPropertyDescriptor PropertyDescriptor;
namespace analyze {
struct LifetimeVariable;
class LoopAnalysis;
class ScriptAnalysis;
class SlotValue;
class SSAValue;
class SSAUseChain;
} /* namespace analyze */
namespace types {
class TypeSet;
struct TypeCallsite;
struct TypeObject;
struct TypeCompartment;
} /* namespace types */
enum ThingRootKind
{
THING_ROOT_OBJECT,
THING_ROOT_SHAPE,
THING_ROOT_BASE_SHAPE,
THING_ROOT_TYPE_OBJECT,
THING_ROOT_STRING,
THING_ROOT_SCRIPT,
THING_ROOT_ID,
THING_ROOT_VALUE,
THING_ROOT_LIMIT
};
template <typename T> class Root;
template <typename T> class RootedVar;
template <typename T>
struct RootMethods { };
/*
* Reference to a stack location rooted for GC. See "Moving GC Stack Rooting"
* comment in jscntxt.h.
*/
template <typename T>
class Handle
{
public:
/* Copy handles of different types, with implicit coercion. */
template <typename S> Handle(Handle<S> handle) {
testAssign<S>();
ptr = reinterpret_cast<const T *>(handle.address());
}
/* Get a handle from a rooted stack location, with implicit coercion. */
template <typename S> inline Handle(const Root<S> &root);
template <typename S> inline Handle(const RootedVar<S> &root);
const T *address() { return ptr; }
operator T () { return value(); }
T operator ->() { return value(); }
private:
const T *ptr;
T value() { return *ptr; }
template <typename S>
void testAssign() {
#ifdef DEBUG
T a = RootMethods<T>::initial();
S b = RootMethods<S>::initial();
a = b;
(void)a;
#endif
}
};
typedef Handle<JSObject*> HandleObject;
typedef Handle<JSFunction*> HandleFunction;
typedef Handle<Shape*> HandleShape;
typedef Handle<BaseShape*> HandleBaseShape;
typedef Handle<types::TypeObject*> HandleTypeObject;
typedef Handle<JSString*> HandleString;
typedef Handle<JSAtom*> HandleAtom;
typedef Handle<jsid> HandleId;
typedef Handle<Value> HandleValue;
} /* namespace js */
namespace JSC {
class ExecutableAllocator;
} /* namespace JSC */
namespace WTF {
class BumpPointerAllocator;
} /* namespace WTF */
} /* export "C++" */
#else
typedef struct JSAtom JSAtom;
#endif /* __cplusplus */
/* "Friend" types used by jscntxt.h and jsdbgapi.h. */
typedef enum JSTrapStatus {
JSTRAP_ERROR,
JSTRAP_CONTINUE,
JSTRAP_RETURN,
JSTRAP_THROW,
JSTRAP_LIMIT
} JSTrapStatus;
typedef JSTrapStatus
(* JSTrapHandler)(JSContext *cx, JSScript *script, jsbytecode *pc, jsval *rval,
jsval closure);
typedef JSTrapStatus
(* JSInterruptHook)(JSContext *cx, JSScript *script, jsbytecode *pc, jsval *rval,
void *closure);
typedef JSTrapStatus
(* JSDebuggerHandler)(JSContext *cx, JSScript *script, jsbytecode *pc, jsval *rval,
void *closure);
typedef JSTrapStatus
(* JSThrowHook)(JSContext *cx, JSScript *script, jsbytecode *pc, jsval *rval,
void *closure);
typedef JSBool
(* JSWatchPointHandler)(JSContext *cx, JSObject *obj, jsid id, jsval old,
jsval *newp, void *closure);
/* called just after script creation */
typedef void
(* JSNewScriptHook)(JSContext *cx,
const char *filename, /* URL of script */
unsigned lineno, /* first line */
JSScript *script,
JSFunction *fun,
void *callerdata);
/* called just before script destruction */
typedef void
(* JSDestroyScriptHook)(JSContext *cx,
JSScript *script,
void *callerdata);
typedef void
(* JSSourceHandler)(const char *filename, unsigned lineno, const jschar *str,
size_t length, void **listenerTSData, void *closure);
/*
* This hook captures high level script execution and function calls (JS or
* native). It is used by JS_SetExecuteHook to hook top level scripts and by
* JS_SetCallHook to hook function calls. It will get called twice per script
* or function call: just before execution begins and just after it finishes.
* In both cases the 'current' frame is that of the executing code.
*
* The 'before' param is JS_TRUE for the hook invocation before the execution
* and JS_FALSE for the invocation after the code has run.
*
* The 'ok' param is significant only on the post execution invocation to
* signify whether or not the code completed 'normally'.
*
* The 'closure' param is as passed to JS_SetExecuteHook or JS_SetCallHook
* for the 'before'invocation, but is whatever value is returned from that
* invocation for the 'after' invocation. Thus, the hook implementor *could*
* allocate a structure in the 'before' invocation and return a pointer to that
* structure. The pointer would then be handed to the hook for the 'after'
* invocation. Alternately, the 'before' could just return the same value as
* in 'closure' to cause the 'after' invocation to be called with the same
* 'closure' value as the 'before'.
*
* Returning NULL in the 'before' hook will cause the 'after' hook *not* to
* be called.
*/
typedef void *
(* JSInterpreterHook)(JSContext *cx, JSStackFrame *fp, JSBool before,
JSBool *ok, void *closure);
typedef JSBool
(* JSDebugErrorHook)(JSContext *cx, const char *message, JSErrorReport *report,
void *closure);
typedef struct JSDebugHooks {
JSInterruptHook interruptHook;
void *interruptHookData;
JSNewScriptHook newScriptHook;
void *newScriptHookData;
JSDestroyScriptHook destroyScriptHook;
void *destroyScriptHookData;
JSDebuggerHandler debuggerHandler;
void *debuggerHandlerData;
JSSourceHandler sourceHandler;
void *sourceHandlerData;
JSInterpreterHook executeHook;
void *executeHookData;
JSInterpreterHook callHook;
void *callHookData;
JSThrowHook throwHook;
void *throwHookData;
JSDebugErrorHook debugErrorHook;
void *debugErrorHookData;
} JSDebugHooks;
/* js::ObjectOps function pointer typedefs. */
/*
* Look for id in obj and its prototype chain, returning false on error or
* exception, true on success. On success, return null in *propp if id was
* not found. If id was found, return the first object searching from obj
* along its prototype chain in which id names a direct property in *objp, and
* return a non-null, opaque property pointer in *propp.
*
* If JSLookupPropOp succeeds and returns with *propp non-null, that pointer
* may be passed as the prop parameter to a JSAttributesOp, as a short-cut
* that bypasses id re-lookup.
*/
typedef JSBool
(* JSLookupPropOp)(JSContext *cx, JSObject *obj, jsid id, JSObject **objp,
JSProperty **propp);
/*
* Get or set attributes of the property obj[id]. Return false on error or
* exception, true with current attributes in *attrsp.
*/
typedef JSBool
(* JSAttributesOp)(JSContext *cx, JSObject *obj, jsid id, unsigned *attrsp);
/*
* A generic type for functions mapping an object to another object, or null
* if an error or exception was thrown on cx.
*/
typedef JSObject *
(* JSObjectOp)(JSContext *cx, JSObject *obj);
/*
* Hook that creates an iterator object for a given object. Returns the
* iterator object or null if an error or exception was thrown on cx.
*/
typedef JSObject *
(* JSIteratorOp)(JSContext *cx, JSObject *obj, JSBool keysonly);
/*
* The following determines whether JS_EncodeCharacters and JS_DecodeBytes
* treat char[] as utf-8 or simply as bytes that need to be inflated/deflated.
*/
#ifdef JS_C_STRINGS_ARE_UTF8
# define js_CStringsAreUTF8 JS_TRUE
#else
extern JSBool js_CStringsAreUTF8;
#endif
JS_END_EXTERN_C
#endif /* jsprvtd_h___ */
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