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1.1 root 1: /* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
2: *
3: * The contents of this file are subject to the Netscape Public
4: * License Version 1.1 (the "License"); you may not use this file
5: * except in compliance with the License. You may obtain a copy of
6: * the License at http://www.mozilla.org/NPL/
7: *
8: * Software distributed under the License is distributed on an "AS
9: * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
10: * implied. See the License for the specific language governing
11: * rights and limitations under the License.
12: *
13: * The Original Code is Mozilla Communicator client code, released
14: * March 31, 1998.
15: *
16: * The Initial Developer of the Original Code is Netscape
17: * Communications Corporation. Portions created by Netscape are
18: * Copyright (C) 1998 Netscape Communications Corporation. All
19: * Rights Reserved.
20: *
21: * Contributor(s):
22: *
23: * Alternatively, the contents of this file may be used under the
24: * terms of the GNU Public License (the "GPL"), in which case the
25: * provisions of the GPL are applicable instead of those above.
26: * If you wish to allow use of your version of this file only
27: * under the terms of the GPL and not to allow others to use your
28: * version of this file under the NPL, indicate your decision by
29: * deleting the provisions above and replace them with the notice
30: * and other provisions required by the GPL. If you do not delete
31: * the provisions above, a recipient may use your version of this
32: * file under either the NPL or the GPL.
33: */
34:
35: #ifndef jsfun_h___
36: #define jsfun_h___
37: /*
38: * JS function definitions.
39: */
40: #include "jsprvtd.h"
41: #include "jspubtd.h"
42:
43: JS_BEGIN_EXTERN_C
44:
45: struct JSFunction {
46: jsrefcount nrefs; /* number of referencing objects */
47: JSObject *object; /* back-pointer to GC'ed object header */
48: JSNative native; /* native method pointer or null */
49: JSScript *script; /* interpreted bytecode descriptor or null */
50: uint16 nargs; /* minimum number of actual arguments */
51: uint16 extra; /* number of arg slots for local GC roots */
52: uint16 nvars; /* number of local variables */
53: uint8 flags; /* bound method and other flags, see jsapi.h */
54: uint8 spare; /* reserved for future use */
55: JSAtom *atom; /* name for diagnostics and decompiling */
56: JSClass *clasp; /* if non-null, constructor for this class */
57: };
58:
59: extern JSClass js_ArgumentsClass;
60: extern JSClass js_CallClass;
61:
62: /* JS_FRIEND_DATA so that JSVAL_IS_FUNCTION is callable from outside */
63: extern JS_FRIEND_DATA(JSClass) js_FunctionClass;
64:
65: /*
66: * NB: jsapi.h and jsobj.h must be included before any call to this macro.
67: */
68: #define JSVAL_IS_FUNCTION(cx, v) \
69: (JSVAL_IS_OBJECT(v) && JSVAL_TO_OBJECT(v) && \
70: OBJ_GET_CLASS(cx, JSVAL_TO_OBJECT(v)) == &js_FunctionClass)
71:
72: extern JSBool
73: js_fun_toString(JSContext *cx, JSObject *obj, uint32 indent,
74: uintN argc, jsval *argv, jsval *rval);
75:
76: extern JSBool
77: js_IsIdentifier(JSString *str);
78:
79: extern JSObject *
80: js_InitFunctionClass(JSContext *cx, JSObject *obj);
81:
82: extern JSObject *
83: js_InitArgumentsClass(JSContext *cx, JSObject *obj);
84:
85: extern JSObject *
86: js_InitCallClass(JSContext *cx, JSObject *obj);
87:
88: extern JSFunction *
89: js_NewFunction(JSContext *cx, JSObject *funobj, JSNative native, uintN nargs,
90: uintN flags, JSObject *parent, JSAtom *atom);
91:
92: extern JSObject *
93: js_CloneFunctionObject(JSContext *cx, JSObject *funobj, JSObject *parent);
94:
95: extern JSBool
96: js_LinkFunctionObject(JSContext *cx, JSFunction *fun, JSObject *object);
97:
98: extern JSFunction *
99: js_DefineFunction(JSContext *cx, JSObject *obj, JSAtom *atom, JSNative native,
100: uintN nargs, uintN flags);
101:
102: extern JSFunction *
103: js_ValueToFunction(JSContext *cx, jsval *vp, JSBool constructing);
104:
105: extern void
106: js_ReportIsNotFunction(JSContext *cx, jsval *vp, JSBool constructing);
107:
108: extern JSObject *
109: js_GetCallObject(JSContext *cx, JSStackFrame *fp, JSObject *parent);
110:
111: extern JSBool
112: js_PutCallObject(JSContext *cx, JSStackFrame *fp);
113:
114: extern JSBool
115: js_GetCallVariable(JSContext *cx, JSObject *obj, jsval id, jsval *vp);
116:
117: extern JSBool
118: js_SetCallVariable(JSContext *cx, JSObject *obj, jsval id, jsval *vp);
119:
120: extern JSBool
121: js_GetArgsValue(JSContext *cx, JSStackFrame *fp, jsval *vp);
122:
123: extern JSBool
124: js_GetArgsProperty(JSContext *cx, JSStackFrame *fp, jsid id,
125: JSObject **objp, jsval *vp);
126:
127: extern JSObject *
128: js_GetArgsObject(JSContext *cx, JSStackFrame *fp);
129:
130: extern JSBool
131: js_PutArgsObject(JSContext *cx, JSStackFrame *fp);
132:
133: extern JSBool
134: js_XDRFunction(JSXDRState *xdr, JSObject **objp);
135:
136: JS_END_EXTERN_C
137:
138: #endif /* jsfun_h___ */
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