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Diffstat (limited to 'src/third_party/js-1.7/jsfun.h')
| -rw-r--r-- | src/third_party/js-1.7/jsfun.h | 170 |
1 files changed, 170 insertions, 0 deletions
diff --git a/src/third_party/js-1.7/jsfun.h b/src/third_party/js-1.7/jsfun.h new file mode 100644 index 00000000000..8d5c1850a34 --- /dev/null +++ b/src/third_party/js-1.7/jsfun.h @@ -0,0 +1,170 @@ +/* -*- 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 jsfun_h___ +#define jsfun_h___ +/* + * JS function definitions. + */ +#include "jsprvtd.h" +#include "jspubtd.h" + +JS_BEGIN_EXTERN_C + +struct JSFunction { + JSObject *object; /* back-pointer to GC'ed object header */ + uint16 nargs; /* minimum number of actual arguments */ + uint16 flags; /* bound method and other flags, see jsapi.h */ + union { + struct { + uint16 extra; /* number of arg slots for local GC roots */ + uint16 spare; /* reserved for future use */ + JSNative native; /* native method pointer or null */ + } n; + struct { + uint16 nvars; /* number of local variables */ + uint16 nregexps; /* number of regular expressions literals */ + JSScript *script; /* interpreted bytecode descriptor or null */ + } i; + } u; + JSAtom *atom; /* name for diagnostics and decompiling */ + JSClass *clasp; /* if non-null, constructor for this class */ +}; + +#define JSFUN_INTERPRETED 0x8000 /* use u.i if set, u.n if unset */ + +#define FUN_INTERPRETED(fun) ((fun)->flags & JSFUN_INTERPRETED) +#define FUN_NATIVE(fun) (FUN_INTERPRETED(fun) ? NULL : (fun)->u.n.native) +#define FUN_SCRIPT(fun) (FUN_INTERPRETED(fun) ? (fun)->u.i.script : NULL) + +extern JSClass js_ArgumentsClass; +extern JSClass js_CallClass; + +/* JS_FRIEND_DATA so that VALUE_IS_FUNCTION is callable from the shell. */ +extern JS_FRIEND_DATA(JSClass) js_FunctionClass; + +/* + * NB: jsapi.h and jsobj.h must be included before any call to this macro. + */ +#define VALUE_IS_FUNCTION(cx, v) \ + (!JSVAL_IS_PRIMITIVE(v) && \ + OBJ_GET_CLASS(cx, JSVAL_TO_OBJECT(v)) == &js_FunctionClass) + +extern JSBool +js_fun_toString(JSContext *cx, JSObject *obj, uint32 indent, + uintN argc, jsval *argv, jsval *rval); + +extern JSBool +js_IsIdentifier(JSString *str); + +extern JSObject * +js_InitFunctionClass(JSContext *cx, JSObject *obj); + +extern JSObject * +js_InitArgumentsClass(JSContext *cx, JSObject *obj); + +extern JSObject * +js_InitCallClass(JSContext *cx, JSObject *obj); + +extern JSFunction * +js_NewFunction(JSContext *cx, JSObject *funobj, JSNative native, uintN nargs, + uintN flags, JSObject *parent, JSAtom *atom); + +extern JSObject * +js_CloneFunctionObject(JSContext *cx, JSObject *funobj, JSObject *parent); + +extern JSBool +js_LinkFunctionObject(JSContext *cx, JSFunction *fun, JSObject *object); + +extern JSFunction * +js_DefineFunction(JSContext *cx, JSObject *obj, JSAtom *atom, JSNative native, + uintN nargs, uintN flags); + +/* + * Flags for js_ValueToFunction and js_ReportIsNotFunction. We depend on the + * fact that JSINVOKE_CONSTRUCT (aka JSFRAME_CONSTRUCTING) is 1, and test that + * with #if/#error in jsfun.c. + */ +#define JSV2F_CONSTRUCT JSINVOKE_CONSTRUCT +#define JSV2F_ITERATOR JSINVOKE_ITERATOR +#define JSV2F_SEARCH_STACK 0x10000 + +extern JSFunction * +js_ValueToFunction(JSContext *cx, jsval *vp, uintN flags); + +extern JSObject * +js_ValueToFunctionObject(JSContext *cx, jsval *vp, uintN flags); + +extern JSObject * +js_ValueToCallableObject(JSContext *cx, jsval *vp, uintN flags); + +extern void +js_ReportIsNotFunction(JSContext *cx, jsval *vp, uintN flags); + +extern JSObject * +js_GetCallObject(JSContext *cx, JSStackFrame *fp, JSObject *parent); + +extern JSBool +js_PutCallObject(JSContext *cx, JSStackFrame *fp); + +extern JSBool +js_GetCallVariable(JSContext *cx, JSObject *obj, jsval id, jsval *vp); + +extern JSBool +js_SetCallVariable(JSContext *cx, JSObject *obj, jsval id, jsval *vp); + +extern JSBool +js_GetArgsValue(JSContext *cx, JSStackFrame *fp, jsval *vp); + +extern JSBool +js_GetArgsProperty(JSContext *cx, JSStackFrame *fp, jsid id, + JSObject **objp, jsval *vp); + +extern JSObject * +js_GetArgsObject(JSContext *cx, JSStackFrame *fp); + +extern JSBool +js_PutArgsObject(JSContext *cx, JSStackFrame *fp); + +extern JSBool +js_XDRFunction(JSXDRState *xdr, JSObject **objp); + +JS_END_EXTERN_C + +#endif /* jsfun_h___ */ |