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1 siliconforks 332 /* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
2     *
3     * ***** BEGIN LICENSE BLOCK *****
4     * Version: MPL 1.1/GPL 2.0/LGPL 2.1
5     *
6     * The contents of this file are subject to the Mozilla Public License Version
7     * 1.1 (the "License"); you may not use this file except in compliance with
8     * the License. You may obtain a copy of the License at
9     * http://www.mozilla.org/MPL/
10     *
11     * Software distributed under the License is distributed on an "AS IS" basis,
12     * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
13     * for the specific language governing rights and limitations under the
14     * License.
15     *
16     * The Original Code is SpiderMonkey E4X code, released August, 2004.
17     *
18     * The Initial Developer of the Original Code is
19     * Netscape Communications Corporation.
20     * Portions created by the Initial Developer are Copyright (C) 1998
21     * the Initial Developer. All Rights Reserved.
22     *
23     * Contributor(s):
24     *
25     * Alternatively, the contents of this file may be used under the terms of
26     * either of the GNU General Public License Version 2 or later (the "GPL"),
27     * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
28     * in which case the provisions of the GPL or the LGPL are applicable instead
29     * of those above. If you wish to allow use of your version of this file only
30     * under the terms of either the GPL or the LGPL, and not to allow others to
31     * use your version of this file under the terms of the MPL, indicate your
32     * decision by deleting the provisions above and replace them with the notice
33     * and other provisions required by the GPL or the LGPL. If you do not delete
34     * the provisions above, a recipient may use your version of this file under
35     * the terms of any one of the MPL, the GPL or the LGPL.
36     *
37     * ***** END LICENSE BLOCK ***** */
38    
39     #ifndef jsxml_h___
40     #define jsxml_h___
41    
42     #include "jsstddef.h"
43     #include "jspubtd.h"
44    
45     JS_BEGIN_EXTERN_C
46    
47     extern const char js_AnyName_str[];
48     extern const char js_AttributeName_str[];
49     extern const char js_isXMLName_str[];
50     extern const char js_XMLList_str[];
51    
52     extern const char js_amp_entity_str[];
53     extern const char js_gt_entity_str[];
54     extern const char js_lt_entity_str[];
55     extern const char js_quot_entity_str[];
56    
57     typedef JSBool
58     (* JSIdentityOp)(const void *a, const void *b);
59    
60     struct JSXMLArray {
61     uint32 length;
62     uint32 capacity;
63     void **vector;
64     JSXMLArrayCursor *cursors;
65     };
66    
67     #define JSXML_PRESET_CAPACITY JS_BIT(31)
68     #define JSXML_CAPACITY_MASK JS_BITMASK(31)
69     #define JSXML_CAPACITY(array) ((array)->capacity & JSXML_CAPACITY_MASK)
70    
71     struct JSXMLArrayCursor {
72     JSXMLArray *array;
73     uint32 index;
74     JSXMLArrayCursor *next;
75     JSXMLArrayCursor **prevp;
76     void *root;
77     };
78    
79     /*
80     * NB: don't reorder this enum without changing all array initializers that
81     * depend on it in jsxml.c.
82     */
83     typedef enum JSXMLClass {
84     JSXML_CLASS_LIST,
85     JSXML_CLASS_ELEMENT,
86     JSXML_CLASS_ATTRIBUTE,
87     JSXML_CLASS_PROCESSING_INSTRUCTION,
88     JSXML_CLASS_TEXT,
89     JSXML_CLASS_COMMENT,
90     JSXML_CLASS_LIMIT
91     } JSXMLClass;
92    
93     #define JSXML_CLASS_HAS_KIDS(class_) ((class_) < JSXML_CLASS_ATTRIBUTE)
94     #define JSXML_CLASS_HAS_VALUE(class_) ((class_) >= JSXML_CLASS_ATTRIBUTE)
95     #define JSXML_CLASS_HAS_NAME(class_) \
96     ((uintN)((class_) - JSXML_CLASS_ELEMENT) <= \
97     (uintN)(JSXML_CLASS_PROCESSING_INSTRUCTION - JSXML_CLASS_ELEMENT))
98    
99     #ifdef DEBUG_notme
100     #include "jsclist.h"
101     #endif
102    
103     typedef struct JSXMLListVar {
104     JSXMLArray kids; /* NB: must come first */
105     JSXML *target;
106     JSObject *targetprop;
107     } JSXMLListVar;
108    
109     typedef struct JSXMLElemVar {
110     JSXMLArray kids; /* NB: must come first */
111     JSXMLArray namespaces;
112     JSXMLArray attrs;
113     } JSXMLElemVar;
114    
115     struct JSXML {
116     #ifdef DEBUG_notme
117     JSCList links;
118     uint32 serial;
119     #endif
120     JSObject *object;
121     void *domnode; /* DOM node if mapped info item */
122     JSXML *parent;
123     JSObject *name;
124     uint16 xml_class; /* discriminates u, below */
125     uint16 xml_flags; /* flags, see below */
126     union {
127     JSXMLListVar list;
128     JSXMLElemVar elem;
129     JSString *value;
130     } u;
131    
132     /* Don't add anything after u -- see js_NewXML for why. */
133     };
134    
135     /* union member shorthands */
136     #define xml_kids u.list.kids
137     #define xml_target u.list.target
138     #define xml_targetprop u.list.targetprop
139     #define xml_namespaces u.elem.namespaces
140     #define xml_attrs u.elem.attrs
141     #define xml_value u.value
142    
143     /* xml_flags values */
144     #define XMLF_WHITESPACE_TEXT 0x1
145    
146     /* xml_class-testing macros */
147     #define JSXML_HAS_KIDS(xml) JSXML_CLASS_HAS_KIDS((xml)->xml_class)
148     #define JSXML_HAS_VALUE(xml) JSXML_CLASS_HAS_VALUE((xml)->xml_class)
149     #define JSXML_HAS_NAME(xml) JSXML_CLASS_HAS_NAME((xml)->xml_class)
150     #define JSXML_LENGTH(xml) (JSXML_CLASS_HAS_KIDS((xml)->xml_class) \
151     ? (xml)->xml_kids.length \
152     : 0)
153    
154     extern JSXML *
155     js_NewXML(JSContext *cx, JSXMLClass xml_class);
156    
157     extern void
158     js_TraceXML(JSTracer *trc, JSXML *xml);
159    
160     extern void
161     js_FinalizeXML(JSContext *cx, JSXML *xml);
162    
163     extern JSObject *
164 siliconforks 460 js_ParseNodeToXMLObject(JSCompiler *jsc, JSParseNode *pn);
165 siliconforks 332
166     extern JSObject *
167     js_NewXMLObject(JSContext *cx, JSXMLClass xml_class);
168    
169     extern JSObject *
170     js_GetXMLObject(JSContext *cx, JSXML *xml);
171    
172 siliconforks 460 extern JS_FRIEND_DATA(JSObjectOps) js_XMLObjectOps;
173 siliconforks 332 extern JS_FRIEND_DATA(JSClass) js_XMLClass;
174     extern JS_FRIEND_DATA(JSExtendedClass) js_NamespaceClass;
175     extern JS_FRIEND_DATA(JSExtendedClass) js_QNameClass;
176     extern JS_FRIEND_DATA(JSClass) js_AttributeNameClass;
177     extern JS_FRIEND_DATA(JSClass) js_AnyNameClass;
178     extern JSClass js_XMLFilterClass;
179    
180     /*
181     * Macros to test whether an object or a value is of type "xml" (per typeof).
182     * NB: jsobj.h must be included before any call to OBJECT_IS_XML, and jsapi.h
183     * and jsobj.h must be included before any call to VALUE_IS_XML.
184     */
185 siliconforks 460 #define OBJECT_IS_XML(cx,obj) ((obj)->map->ops == &js_XMLObjectOps)
186 siliconforks 332 #define VALUE_IS_XML(cx,v) (!JSVAL_IS_PRIMITIVE(v) && \
187     OBJECT_IS_XML(cx, JSVAL_TO_OBJECT(v)))
188    
189     extern JSObject *
190     js_InitNamespaceClass(JSContext *cx, JSObject *obj);
191    
192     extern JSObject *
193     js_InitQNameClass(JSContext *cx, JSObject *obj);
194    
195     extern JSObject *
196     js_InitAttributeNameClass(JSContext *cx, JSObject *obj);
197    
198     extern JSObject *
199     js_InitAnyNameClass(JSContext *cx, JSObject *obj);
200    
201     extern JSObject *
202     js_InitXMLClass(JSContext *cx, JSObject *obj);
203    
204     extern JSObject *
205     js_InitXMLClasses(JSContext *cx, JSObject *obj);
206    
207     extern JSBool
208     js_GetFunctionNamespace(JSContext *cx, jsval *vp);
209    
210     /*
211     * If obj is QName corresponding to function::name, set *funidp to name's id,
212     * otherwise set *funidp to 0.
213     */
214     JSBool
215     js_IsFunctionQName(JSContext *cx, JSObject *obj, jsid *funidp);
216    
217     extern JSBool
218     js_GetDefaultXMLNamespace(JSContext *cx, jsval *vp);
219    
220     extern JSBool
221     js_SetDefaultXMLNamespace(JSContext *cx, jsval v);
222    
223     /*
224     * Return true if v is a XML QName object, or if it converts to a string that
225     * contains a valid XML qualified name (one containing no :), false otherwise.
226     * NB: This function is an infallible predicate, it hides exceptions.
227     */
228     extern JSBool
229     js_IsXMLName(JSContext *cx, jsval v);
230    
231     extern JSBool
232     js_ToAttributeName(JSContext *cx, jsval *vp);
233    
234     extern JSString *
235     js_EscapeAttributeValue(JSContext *cx, JSString *str, JSBool quote);
236    
237     extern JSString *
238     js_AddAttributePart(JSContext *cx, JSBool isName, JSString *str,
239     JSString *str2);
240    
241     extern JSString *
242     js_EscapeElementValue(JSContext *cx, JSString *str);
243    
244     extern JSString *
245     js_ValueToXMLString(JSContext *cx, jsval v);
246    
247     extern JSObject *
248     js_ConstructXMLQNameObject(JSContext *cx, jsval nsval, jsval lnval);
249    
250     extern JSBool
251     js_GetAnyName(JSContext *cx, jsval *vp);
252    
253     /*
254     * Note: nameval must be either QName, AttributeName, or AnyName.
255     */
256     extern JSBool
257     js_FindXMLProperty(JSContext *cx, jsval nameval, JSObject **objp, jsid *idp);
258    
259     extern JSBool
260 siliconforks 460 js_GetXMLMethod(JSContext *cx, JSObject *obj, jsid id, jsval *vp);
261 siliconforks 332
262     extern JSBool
263     js_GetXMLDescendants(JSContext *cx, JSObject *obj, jsval id, jsval *vp);
264    
265     extern JSBool
266     js_DeleteXMLListElements(JSContext *cx, JSObject *listobj);
267    
268     extern JSBool
269     js_StepXMLListFilter(JSContext *cx, JSBool initialized);
270    
271     extern JSObject *
272     js_ValueToXMLObject(JSContext *cx, jsval v);
273    
274     extern JSObject *
275     js_ValueToXMLListObject(JSContext *cx, jsval v);
276    
277     extern JSObject *
278     js_CloneXMLObject(JSContext *cx, JSObject *obj);
279    
280     extern JSObject *
281     js_NewXMLSpecialObject(JSContext *cx, JSXMLClass xml_class, JSString *name,
282     JSString *value);
283    
284     extern JSString *
285     js_MakeXMLCDATAString(JSContext *cx, JSString *str);
286    
287     extern JSString *
288     js_MakeXMLCommentString(JSContext *cx, JSString *str);
289    
290     extern JSString *
291     js_MakeXMLPIString(JSContext *cx, JSString *name, JSString *str);
292    
293 siliconforks 460 extern JSBool
294     js_EnumerateXMLValues(JSContext *cx, JSObject *obj, JSIterateOp enum_op,
295     jsval *statep, jsid *idp, jsval *vp);
296    
297     extern JSBool
298     js_TestXMLEquality(JSContext *cx, JSObject *obj, jsval v, JSBool *bp);
299    
300     extern JSBool
301     js_ConcatenateXML(JSContext *cx, JSObject *obj, jsval v, jsval *vp);
302    
303 siliconforks 332 JS_END_EXTERN_C
304    
305     #endif /* jsxml_h___ */

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