DXR is a code search and navigation tool aimed at making sense of large projects. It supports full-text and regex searches as well as structural queries.

Implementation

Untracked file

Line Code
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332
/* -*- 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 SpiderMonkey E4X code, released August, 2004.
 *
 * 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 jsxml_h___
#define jsxml_h___

#include "jsstddef.h"
#include "jspubtd.h"

extern const char js_AnyName_str[];
extern const char js_AttributeName_str[];
extern const char js_isXMLName_str[];
extern const char js_XMLList_str[];

extern const char js_amp_entity_str[];
extern const char js_gt_entity_str[];
extern const char js_lt_entity_str[];
extern const char js_quot_entity_str[];

struct JSXMLNamespace {
    JSObject            *object;
    JSString            *prefix;
    JSString            *uri;
    JSBool              declared;       /* true if declared in its XML tag */
};

extern JSXMLNamespace *
js_NewXMLNamespace(JSContext *cx, JSString *prefix, JSString *uri,
                   JSBool declared);

extern void
js_MarkXMLNamespace(JSContext *cx, JSXMLNamespace *ns);

extern void
js_FinalizeXMLNamespace(JSContext *cx, JSXMLNamespace *ns);

extern JSObject *
js_NewXMLNamespaceObject(JSContext *cx, JSString *prefix, JSString *uri,
                         JSBool declared);

extern JSObject *
js_GetXMLNamespaceObject(JSContext *cx, JSXMLNamespace *ns);

struct JSXMLQName {
    JSObject            *object;
    JSString            *uri;
    JSString            *prefix;
    JSString            *localName;
};

extern JSXMLQName *
js_NewXMLQName(JSContext *cx, JSString *uri, JSString *prefix,
               JSString *localName);

extern void
js_MarkXMLQName(JSContext *cx, JSXMLQName *qn);

extern void
js_FinalizeXMLQName(JSContext *cx, JSXMLQName *qn);

extern JSObject *
js_NewXMLQNameObject(JSContext *cx, JSString *uri, JSString *prefix,
                     JSString *localName);

extern JSObject *
js_GetXMLQNameObject(JSContext *cx, JSXMLQName *qn);

extern JSObject *
js_GetAttributeNameObject(JSContext *cx, JSXMLQName *qn);

extern JSObject *
js_ConstructXMLQNameObject(JSContext *cx, jsval nsval, jsval lnval);

typedef JSBool
(* JS_DLL_CALLBACK JSIdentityOp)(const void *a, const void *b);

struct JSXMLArray {
    uint32              length;
    uint32              capacity;
    void                **vector;
    JSXMLArrayCursor    *cursors;
};

#define JSXML_PRESET_CAPACITY   JS_BIT(31)
#define JSXML_CAPACITY_MASK     JS_BITMASK(31)
#define JSXML_CAPACITY(array)   ((array)->capacity & JSXML_CAPACITY_MASK)

struct JSXMLArrayCursor {
    JSXMLArray          *array;
    uint32              index;
    JSXMLArrayCursor    *next;
    JSXMLArrayCursor    **prevp;
    void                *root;
};

/*
 * NB: don't reorder this enum without changing all array initializers that
 * depend on it in jsxml.c.
 */
typedef enum JSXMLClass {
    JSXML_CLASS_LIST,
    JSXML_CLASS_ELEMENT,
    JSXML_CLASS_ATTRIBUTE,
    JSXML_CLASS_PROCESSING_INSTRUCTION,
    JSXML_CLASS_TEXT,
    JSXML_CLASS_COMMENT,
    JSXML_CLASS_LIMIT
} JSXMLClass;

#define JSXML_CLASS_HAS_KIDS(class_)    ((class_) < JSXML_CLASS_ATTRIBUTE)
#define JSXML_CLASS_HAS_VALUE(class_)   ((class_) >= JSXML_CLASS_ATTRIBUTE)
#define JSXML_CLASS_HAS_NAME(class_)                                          \
    ((uintN)((class_) - JSXML_CLASS_ELEMENT) <=                               \
     (uintN)(JSXML_CLASS_PROCESSING_INSTRUCTION - JSXML_CLASS_ELEMENT))

#ifdef DEBUG_notme
#include "jsclist.h"
#endif

struct JSXML {
#ifdef DEBUG_notme
    JSCList             links;
    uint32              serial;
#endif
    JSObject            *object;
    void                *domnode;       /* DOM node if mapped info item */
    JSXML               *parent;
    JSXMLQName          *name;
    uint16              xml_class;      /* discriminates u, below */
    uint16              xml_flags;      /* flags, see below */
    union {
        struct JSXMLListVar {
            JSXMLArray  kids;           /* NB: must come first */
            JSXML       *target;
            JSXMLQName  *targetprop;
        } list;
        struct JSXMLVar {
            JSXMLArray  kids;           /* NB: must come first */
            JSXMLArray  namespaces;
            JSXMLArray  attrs;
        } elem;
        JSString        *value;
    } u;

    /* Don't add anything after u -- see js_NewXML for why. */
};

/* union member shorthands */
#define xml_kids        u.list.kids
#define xml_target      u.list.target
#define xml_targetprop  u.list.targetprop
#define xml_namespaces  u.elem.namespaces
#define xml_attrs       u.elem.attrs
#define xml_value       u.value

/* xml_flags values */
#define XMLF_WHITESPACE_TEXT    0x1

/* xml_class-testing macros */
#define JSXML_HAS_KIDS(xml)     JSXML_CLASS_HAS_KIDS((xml)->xml_class)
#define JSXML_HAS_VALUE(xml)    JSXML_CLASS_HAS_VALUE((xml)->xml_class)
#define JSXML_HAS_NAME(xml)     JSXML_CLASS_HAS_NAME((xml)->xml_class)
#define JSXML_LENGTH(xml)       (JSXML_CLASS_HAS_KIDS((xml)->xml_class)       \
                                 ? (xml)->xml_kids.length                     \
                                 : 0)

extern JSXML *
js_NewXML(JSContext *cx, JSXMLClass xml_class);

extern void
js_MarkXML(JSContext *cx, JSXML *xml);

extern void
js_FinalizeXML(JSContext *cx, JSXML *xml);

extern JSObject *
js_ParseNodeToXMLObject(JSContext *cx, JSParseNode *pn);

extern JSObject *
js_NewXMLObject(JSContext *cx, JSXMLClass xml_class);

extern JSObject *
js_GetXMLObject(JSContext *cx, JSXML *xml);

extern JS_FRIEND_DATA(JSXMLObjectOps)   js_XMLObjectOps;
extern JS_FRIEND_DATA(JSClass)          js_XMLClass;
extern JS_FRIEND_DATA(JSExtendedClass)  js_NamespaceClass;
extern JS_FRIEND_DATA(JSExtendedClass)  js_QNameClass;
extern JS_FRIEND_DATA(JSClass)          js_AttributeNameClass;
extern JS_FRIEND_DATA(JSClass)          js_AnyNameClass;

/*
 * Macros to test whether an object or a value is of type "xml" (per typeof).
 * NB: jsapi.h must be included before any call to VALUE_IS_XML.
 */
#define OBJECT_IS_XML(cx,obj)   ((obj)->map->ops == &js_XMLObjectOps.base)
#define VALUE_IS_XML(cx,v)      (!JSVAL_IS_PRIMITIVE(v) &&                    \
                                 OBJECT_IS_XML(cx, JSVAL_TO_OBJECT(v)))

extern JSObject *
js_InitNamespaceClass(JSContext *cx, JSObject *obj);

extern JSObject *
js_InitQNameClass(JSContext *cx, JSObject *obj);

extern JSObject *
js_InitAttributeNameClass(JSContext *cx, JSObject *obj);

extern JSObject *
js_InitAnyNameClass(JSContext *cx, JSObject *obj);

extern JSObject *
js_InitXMLClass(JSContext *cx, JSObject *obj);

extern JSObject *
js_InitXMLClasses(JSContext *cx, JSObject *obj);

extern JSBool
js_GetFunctionNamespace(JSContext *cx, jsval *vp);

extern JSBool
js_GetDefaultXMLNamespace(JSContext *cx, jsval *vp);

extern JSBool
js_SetDefaultXMLNamespace(JSContext *cx, jsval v);

/*
 * Return true if v is a XML QName object, or if it converts to a string that
 * contains a valid XML qualified name (one containing no :), false otherwise.
 * NB: This function is an infallible predicate, it hides exceptions.
 */
extern JSBool
js_IsXMLName(JSContext *cx, jsval v);

extern JSBool
js_ToAttributeName(JSContext *cx, jsval *vp);

extern JSString *
js_EscapeAttributeValue(JSContext *cx, JSString *str, JSBool quote);

extern JSString *
js_AddAttributePart(JSContext *cx, JSBool isName, JSString *str,
                    JSString *str2);

extern JSString *
js_EscapeElementValue(JSContext *cx, JSString *str);

extern JSString *
js_ValueToXMLString(JSContext *cx, jsval v);

extern JSBool
js_GetAnyName(JSContext *cx, jsval *vp);

extern JSBool
js_FindXMLProperty(JSContext *cx, jsval name, JSObject **objp, jsval *namep);

extern JSBool
js_GetXMLProperty(JSContext *cx, JSObject *obj, jsval name, jsval *vp);

extern JSBool
js_GetXMLFunction(JSContext *cx, JSObject *obj, jsid id, jsval *vp);

extern JSBool
js_SetXMLProperty(JSContext *cx, JSObject *obj, jsval name, jsval *vp);

extern JSBool
js_GetXMLDescendants(JSContext *cx, JSObject *obj, jsval id, jsval *vp);

extern JSBool
js_DeleteXMLListElements(JSContext *cx, JSObject *listobj);

extern JSBool
js_FilterXMLList(JSContext *cx, JSObject *obj, jsbytecode *pc, jsval *vp);

extern JSObject *
js_ValueToXMLObject(JSContext *cx, jsval v);

extern JSObject *
js_ValueToXMLListObject(JSContext *cx, jsval v);

extern JSObject *
js_CloneXMLObject(JSContext *cx, JSObject *obj);

extern JSObject *
js_NewXMLSpecialObject(JSContext *cx, JSXMLClass xml_class, JSString *name,
                       JSString *value);

extern JSString *
js_MakeXMLCDATAString(JSContext *cx, JSString *str);

extern JSString *
js_MakeXMLCommentString(JSContext *cx, JSString *str);

extern JSString *
js_MakeXMLPIString(JSContext *cx, JSString *name, JSString *str);

#endif /* jsxml_h___ */