XMLNode.cpp revision 816b873df1ab98d0e79913cf589b7b1fbaf14e85 
1//
2// Copyright 2006 The Android Open Source Project
3//
4// Build resource files from raw assets.
5//
6
7#include "XMLNode.h"
8#include "ResourceTable.h"
9
10#include <host/pseudolocalize.h>
11#include <utils/ByteOrder.h>
12#include <errno.h>
13#include <string.h>
14
15#ifndef HAVE_MS_C_RUNTIME
16#define O_BINARY 0
17#endif
18
19#define NOISY(x) //x
20#define NOISY_PARSE(x) //x
21
22const char* const RESOURCES_ROOT_NAMESPACE = "http://schemas.android.com/apk/res/";
23const char* const RESOURCES_ANDROID_NAMESPACE = "http://schemas.android.com/apk/res/android";
24const char* const RESOURCES_AUTO_PACKAGE_NAMESPACE = "http://schemas.android.com/apk/res-auto";
25const char* const RESOURCES_ROOT_PRV_NAMESPACE = "http://schemas.android.com/apk/prv/res/";
26
27const char* const XLIFF_XMLNS = "urn:oasis:names:tc:xliff:document:1.2";
28const char* const ALLOWED_XLIFF_ELEMENTS[] = {
29        "bpt",
30        "ept",
31        "it",
32        "ph",
33        "g",
34        "bx",
35        "ex",
36        "x"
37    };
38
39bool isWhitespace(const char16_t* str)
40{
41    while (*str != 0 && *str < 128 && isspace(*str)) {
42        str++;
43    }
44    return *str == 0;
45}
46
47static const String16 RESOURCES_PREFIX(RESOURCES_ROOT_NAMESPACE);
48static const String16 RESOURCES_PREFIX_AUTO_PACKAGE(RESOURCES_AUTO_PACKAGE_NAMESPACE);
49static const String16 RESOURCES_PRV_PREFIX(RESOURCES_ROOT_PRV_NAMESPACE);
50static const String16 RESOURCES_TOOLS_NAMESPACE("http://schemas.android.com/tools");
51
52String16 getNamespaceResourcePackage(String16 appPackage, String16 namespaceUri, bool* outIsPublic)
53{
54    //printf("%s starts with %s?\n", String8(namespaceUri).string(),
55    //       String8(RESOURCES_PREFIX).string());
56    size_t prefixSize;
57    bool isPublic = true;
58    if(namespaceUri.startsWith(RESOURCES_PREFIX_AUTO_PACKAGE)) {
59        NOISY(printf("Using default application package: %s -> %s\n", String8(namespaceUri).string(), String8(appPackage).string()));
60        isPublic = true;
61        return appPackage;
62    } else if (namespaceUri.startsWith(RESOURCES_PREFIX)) {
63        prefixSize = RESOURCES_PREFIX.size();
64    } else if (namespaceUri.startsWith(RESOURCES_PRV_PREFIX)) {
65        isPublic = false;
66        prefixSize = RESOURCES_PRV_PREFIX.size();
67    } else {
68        if (outIsPublic) *outIsPublic = isPublic; // = true
69        return String16();
70    }
71
72    //printf("YES!\n");
73    //printf("namespace: %s\n", String8(String16(namespaceUri, namespaceUri.size()-prefixSize, prefixSize)).string());
74    if (outIsPublic) *outIsPublic = isPublic;
75    return String16(namespaceUri, namespaceUri.size()-prefixSize, prefixSize);
76}
77
78status_t hasSubstitutionErrors(const char* fileName,
79                               ResXMLTree* inXml,
80                               String16 str16)
81{
82    const char16_t* str = str16.string();
83    const char16_t* p = str;
84    const char16_t* end = str + str16.size();
85
86    bool nonpositional = false;
87    int argCount = 0;
88
89    while (p < end) {
90        /*
91         * Look for the start of a Java-style substitution sequence.
92         */
93        if (*p == '%' && p + 1 < end) {
94            p++;
95
96            // A literal percent sign represented by %%
97            if (*p == '%') {
98                p++;
99                continue;
100            }
101
102            argCount++;
103
104            if (*p >= '0' && *p <= '9') {
105                do {
106                    p++;
107                } while (*p >= '0' && *p <= '9');
108                if (*p != '$') {
109                    // This must be a size specification instead of position.
110                    nonpositional = true;
111                }
112            } else if (*p == '<') {
113                // Reusing last argument; bad idea since it can be re-arranged.
114                nonpositional = true;
115                p++;
116
117                // Optionally '$' can be specified at the end.
118                if (p < end && *p == '$') {
119                    p++;
120                }
121            } else {
122                nonpositional = true;
123            }
124
125            // Ignore flags and widths
126            while (p < end && (*p == '-' ||
127                    *p == '#' ||
128                    *p == '+' ||
129                    *p == ' ' ||
130                    *p == ',' ||
131                    *p == '(' ||
132                    (*p >= '0' && *p <= '9'))) {
133                p++;
134            }
135
136            /*
137             * This is a shortcut to detect strings that are going to Time.format()
138             * instead of String.format()
139             *
140             * Comparison of String.format() and Time.format() args:
141             *
142             * String: ABC E GH  ST X abcdefgh  nost x
143             *   Time:    DEFGHKMS W Za  d   hkm  s w yz
144             *
145             * Therefore we know it's definitely Time if we have:
146             *     DFKMWZkmwyz
147             */
148            if (p < end) {
149                switch (*p) {
150                case 'D':
151                case 'F':
152                case 'K':
153                case 'M':
154                case 'W':
155                case 'Z':
156                case 'k':
157                case 'm':
158                case 'w':
159                case 'y':
160                case 'z':
161                    return NO_ERROR;
162                }
163            }
164        }
165
166        p++;
167    }
168
169    /*
170     * If we have more than one substitution in this string and any of them
171     * are not in positional form, give the user an error.
172     */
173    if (argCount > 1 && nonpositional) {
174        SourcePos(String8(fileName), inXml->getLineNumber()).error(
175                "Multiple substitutions specified in non-positional format; "
176                "did you mean to add the formatted=\"false\" attribute?\n");
177        return NOT_ENOUGH_DATA;
178    }
179
180    return NO_ERROR;
181}
182
183status_t parseStyledString(Bundle* bundle,
184                           const char* fileName,
185                           ResXMLTree* inXml,
186                           const String16& endTag,
187                           String16* outString,
188                           Vector<StringPool::entry_style_span>* outSpans,
189                           bool isFormatted,
190                           bool pseudolocalize)
191{
192    Vector<StringPool::entry_style_span> spanStack;
193    String16 curString;
194    String16 rawString;
195    const char* errorMsg;
196    int xliffDepth = 0;
197    bool firstTime = true;
198
199    size_t len;
200    ResXMLTree::event_code_t code;
201    while ((code=inXml->next()) != ResXMLTree::END_DOCUMENT && code != ResXMLTree::BAD_DOCUMENT) {
202
203        if (code == ResXMLTree::TEXT) {
204            String16 text(inXml->getText(&len));
205            if (firstTime && text.size() > 0) {
206                firstTime = false;
207                if (text.string()[0] == '@') {
208                    // If this is a resource reference, don't do the pseudoloc.
209                    pseudolocalize = false;
210                }
211            }
212            if (xliffDepth == 0 && pseudolocalize) {
213                std::string orig(String8(text).string());
214                std::string pseudo = pseudolocalize_string(orig);
215                curString.append(String16(String8(pseudo.c_str())));
216            } else {
217                if (isFormatted && hasSubstitutionErrors(fileName, inXml, text) != NO_ERROR) {
218                    return UNKNOWN_ERROR;
219                } else {
220                    curString.append(text);
221                }
222            }
223        } else if (code == ResXMLTree::START_TAG) {
224            const String16 element16(inXml->getElementName(&len));
225            const String8 element8(element16);
226
227            size_t nslen;
228            const uint16_t* ns = inXml->getElementNamespace(&nslen);
229            if (ns == NULL) {
230                ns = (const uint16_t*)"\0\0";
231                nslen = 0;
232            }
233            const String8 nspace(String16(ns, nslen));
234            if (nspace == XLIFF_XMLNS) {
235                const int N = sizeof(ALLOWED_XLIFF_ELEMENTS)/sizeof(ALLOWED_XLIFF_ELEMENTS[0]);
236                for (int i=0; i<N; i++) {
237                    if (element8 == ALLOWED_XLIFF_ELEMENTS[i]) {
238                        xliffDepth++;
239                        // in this case, treat it like it was just text, in other words, do nothing
240                        // here and silently drop this element
241                        goto moveon;
242                    }
243                }
244                {
245                    SourcePos(String8(fileName), inXml->getLineNumber()).error(
246                            "Found unsupported XLIFF tag <%s>\n",
247                            element8.string());
248                    return UNKNOWN_ERROR;
249                }
250moveon:
251                continue;
252            }
253
254            if (outSpans == NULL) {
255                SourcePos(String8(fileName), inXml->getLineNumber()).error(
256                        "Found style tag <%s> where styles are not allowed\n", element8.string());
257                return UNKNOWN_ERROR;
258            }
259
260            if (!ResTable::collectString(outString, curString.string(),
261                                         curString.size(), false, &errorMsg, true)) {
262                SourcePos(String8(fileName), inXml->getLineNumber()).error("%s (in %s)\n",
263                        errorMsg, String8(curString).string());
264                return UNKNOWN_ERROR;
265            }
266            rawString.append(curString);
267            curString = String16();
268
269            StringPool::entry_style_span span;
270            span.name = element16;
271            for (size_t ai=0; ai<inXml->getAttributeCount(); ai++) {
272                span.name.append(String16(";"));
273                const char16_t* str = inXml->getAttributeName(ai, &len);
274                span.name.append(str, len);
275                span.name.append(String16("="));
276                str = inXml->getAttributeStringValue(ai, &len);
277                span.name.append(str, len);
278            }
279            //printf("Span: %s\n", String8(span.name).string());
280            span.span.firstChar = span.span.lastChar = outString->size();
281            spanStack.push(span);
282
283        } else if (code == ResXMLTree::END_TAG) {
284            size_t nslen;
285            const uint16_t* ns = inXml->getElementNamespace(&nslen);
286            if (ns == NULL) {
287                ns = (const uint16_t*)"\0\0";
288                nslen = 0;
289            }
290            const String8 nspace(String16(ns, nslen));
291            if (nspace == XLIFF_XMLNS) {
292                xliffDepth--;
293                continue;
294            }
295            if (!ResTable::collectString(outString, curString.string(),
296                                         curString.size(), false, &errorMsg, true)) {
297                SourcePos(String8(fileName), inXml->getLineNumber()).error("%s (in %s)\n",
298                        errorMsg, String8(curString).string());
299                return UNKNOWN_ERROR;
300            }
301            rawString.append(curString);
302            curString = String16();
303
304            if (spanStack.size() == 0) {
305                if (strcmp16(inXml->getElementName(&len), endTag.string()) != 0) {
306                    SourcePos(String8(fileName), inXml->getLineNumber()).error(
307                            "Found tag %s where <%s> close is expected\n",
308                            String8(inXml->getElementName(&len)).string(),
309                            String8(endTag).string());
310                    return UNKNOWN_ERROR;
311                }
312                break;
313            }
314            StringPool::entry_style_span span = spanStack.top();
315            String16 spanTag;
316            ssize_t semi = span.name.findFirst(';');
317            if (semi >= 0) {
318                spanTag.setTo(span.name.string(), semi);
319            } else {
320                spanTag.setTo(span.name);
321            }
322            if (strcmp16(inXml->getElementName(&len), spanTag.string()) != 0) {
323                SourcePos(String8(fileName), inXml->getLineNumber()).error(
324                        "Found close tag %s where close tag %s is expected\n",
325                        String8(inXml->getElementName(&len)).string(),
326                        String8(spanTag).string());
327                return UNKNOWN_ERROR;
328            }
329            bool empty = true;
330            if (outString->size() > 0) {
331                span.span.lastChar = outString->size()-1;
332                if (span.span.lastChar >= span.span.firstChar) {
333                    empty = false;
334                    outSpans->add(span);
335                }
336            }
337            spanStack.pop();
338
339            /*
340             * This warning seems to be just an irritation to most people,
341             * since it is typically introduced by translators who then never
342             * see the warning.
343             */
344            if (0 && empty) {
345                fprintf(stderr, "%s:%d: warning: empty '%s' span found in text '%s'\n",
346                        fileName, inXml->getLineNumber(),
347                        String8(spanTag).string(), String8(*outString).string());
348
349            }
350        } else if (code == ResXMLTree::START_NAMESPACE) {
351            // nothing
352        }
353    }
354
355    if (code == ResXMLTree::BAD_DOCUMENT) {
356            SourcePos(String8(fileName), inXml->getLineNumber()).error(
357                    "Error parsing XML\n");
358    }
359
360    if (outSpans != NULL && outSpans->size() > 0) {
361        if (curString.size() > 0) {
362            if (!ResTable::collectString(outString, curString.string(),
363                                         curString.size(), false, &errorMsg, true)) {
364                SourcePos(String8(fileName), inXml->getLineNumber()).error(
365                        "%s (in %s)\n",
366                        errorMsg, String8(curString).string());
367                return UNKNOWN_ERROR;
368            }
369        }
370    } else {
371        // There is no style information, so string processing will happen
372        // later as part of the overall type conversion.  Return to the
373        // client the raw unprocessed text.
374        rawString.append(curString);
375        outString->setTo(rawString);
376    }
377
378    return NO_ERROR;
379}
380
381struct namespace_entry {
382    String8 prefix;
383    String8 uri;
384};
385
386static String8 make_prefix(int depth)
387{
388    String8 prefix;
389    int i;
390    for (i=0; i<depth; i++) {
391        prefix.append("  ");
392    }
393    return prefix;
394}
395
396static String8 build_namespace(const Vector<namespace_entry>& namespaces,
397        const uint16_t* ns)
398{
399    String8 str;
400    if (ns != NULL) {
401        str = String8(ns);
402        const size_t N = namespaces.size();
403        for (size_t i=0; i<N; i++) {
404            const namespace_entry& ne = namespaces.itemAt(i);
405            if (ne.uri == str) {
406                str = ne.prefix;
407                break;
408            }
409        }
410        str.append(":");
411    }
412    return str;
413}
414
415void printXMLBlock(ResXMLTree* block)
416{
417    block->restart();
418
419    Vector<namespace_entry> namespaces;
420
421    ResXMLTree::event_code_t code;
422    int depth = 0;
423    while ((code=block->next()) != ResXMLTree::END_DOCUMENT && code != ResXMLTree::BAD_DOCUMENT) {
424        String8 prefix = make_prefix(depth);
425        int i;
426        if (code == ResXMLTree::START_TAG) {
427            size_t len;
428            const uint16_t* ns16 = block->getElementNamespace(&len);
429            String8 elemNs = build_namespace(namespaces, ns16);
430            const uint16_t* com16 = block->getComment(&len);
431            if (com16) {
432                printf("%s <!-- %s -->\n", prefix.string(), String8(com16).string());
433            }
434            printf("%sE: %s%s (line=%d)\n", prefix.string(), elemNs.string(),
435                   String8(block->getElementName(&len)).string(),
436                   block->getLineNumber());
437            int N = block->getAttributeCount();
438            depth++;
439            prefix = make_prefix(depth);
440            for (i=0; i<N; i++) {
441                uint32_t res = block->getAttributeNameResID(i);
442                ns16 = block->getAttributeNamespace(i, &len);
443                String8 ns = build_namespace(namespaces, ns16);
444                String8 name(block->getAttributeName(i, &len));
445                printf("%sA: ", prefix.string());
446                if (res) {
447                    printf("%s%s(0x%08x)", ns.string(), name.string(), res);
448                } else {
449                    printf("%s%s", ns.string(), name.string());
450                }
451                Res_value value;
452                block->getAttributeValue(i, &value);
453                if (value.dataType == Res_value::TYPE_NULL) {
454                    printf("=(null)");
455                } else if (value.dataType == Res_value::TYPE_REFERENCE) {
456                    printf("=@0x%x", (int)value.data);
457                } else if (value.dataType == Res_value::TYPE_ATTRIBUTE) {
458                    printf("=?0x%x", (int)value.data);
459                } else if (value.dataType == Res_value::TYPE_STRING) {
460                    printf("=\"%s\"",
461                            ResTable::normalizeForOutput(String8(block->getAttributeStringValue(i,
462                                        &len)).string()).string());
463                } else {
464                    printf("=(type 0x%x)0x%x", (int)value.dataType, (int)value.data);
465                }
466                const char16_t* val = block->getAttributeStringValue(i, &len);
467                if (val != NULL) {
468                    printf(" (Raw: \"%s\")", ResTable::normalizeForOutput(String8(val).string()).
469                            string());
470                }
471                printf("\n");
472            }
473        } else if (code == ResXMLTree::END_TAG) {
474            depth--;
475        } else if (code == ResXMLTree::START_NAMESPACE) {
476            namespace_entry ns;
477            size_t len;
478            const uint16_t* prefix16 = block->getNamespacePrefix(&len);
479            if (prefix16) {
480                ns.prefix = String8(prefix16);
481            } else {
482                ns.prefix = "<DEF>";
483            }
484            ns.uri = String8(block->getNamespaceUri(&len));
485            namespaces.push(ns);
486            printf("%sN: %s=%s\n", prefix.string(), ns.prefix.string(),
487                    ns.uri.string());
488            depth++;
489        } else if (code == ResXMLTree::END_NAMESPACE) {
490            depth--;
491            const namespace_entry& ns = namespaces.top();
492            size_t len;
493            const uint16_t* prefix16 = block->getNamespacePrefix(&len);
494            String8 pr;
495            if (prefix16) {
496                pr = String8(prefix16);
497            } else {
498                pr = "<DEF>";
499            }
500            if (ns.prefix != pr) {
501                prefix = make_prefix(depth);
502                printf("%s*** BAD END NS PREFIX: found=%s, expected=%s\n",
503                        prefix.string(), pr.string(), ns.prefix.string());
504            }
505            String8 uri = String8(block->getNamespaceUri(&len));
506            if (ns.uri != uri) {
507                prefix = make_prefix(depth);
508                printf("%s *** BAD END NS URI: found=%s, expected=%s\n",
509                        prefix.string(), uri.string(), ns.uri.string());
510            }
511            namespaces.pop();
512        } else if (code == ResXMLTree::TEXT) {
513            size_t len;
514            printf("%sC: \"%s\"\n", prefix.string(), String8(block->getText(&len)).string());
515        }
516    }
517
518    block->restart();
519}
520
521status_t parseXMLResource(const sp<AaptFile>& file, ResXMLTree* outTree,
522                          bool stripAll, bool keepComments,
523                          const char** cDataTags)
524{
525    sp<XMLNode> root = XMLNode::parse(file);
526    if (root == NULL) {
527        return UNKNOWN_ERROR;
528    }
529    root->removeWhitespace(stripAll, cDataTags);
530
531    NOISY(printf("Input XML from %s:\n", (const char*)file->getPrintableSource()));
532    NOISY(root->print());
533    sp<AaptFile> rsc = new AaptFile(String8(), AaptGroupEntry(), String8());
534    status_t err = root->flatten(rsc, !keepComments, false);
535    if (err != NO_ERROR) {
536        return err;
537    }
538    err = outTree->setTo(rsc->getData(), rsc->getSize(), true);
539    if (err != NO_ERROR) {
540        return err;
541    }
542
543    NOISY(printf("Output XML:\n"));
544    NOISY(printXMLBlock(outTree));
545
546    return NO_ERROR;
547}
548
549sp<XMLNode> XMLNode::parse(const sp<AaptFile>& file)
550{
551    char buf[16384];
552    int fd = open(file->getSourceFile().string(), O_RDONLY | O_BINARY);
553    if (fd < 0) {
554        SourcePos(file->getSourceFile(), -1).error("Unable to open file for read: %s",
555                strerror(errno));
556        return NULL;
557    }
558
559    XML_Parser parser = XML_ParserCreateNS(NULL, 1);
560    ParseState state;
561    state.filename = file->getPrintableSource();
562    state.parser = parser;
563    XML_SetUserData(parser, &state);
564    XML_SetElementHandler(parser, startElement, endElement);
565    XML_SetNamespaceDeclHandler(parser, startNamespace, endNamespace);
566    XML_SetCharacterDataHandler(parser, characterData);
567    XML_SetCommentHandler(parser, commentData);
568
569    ssize_t len;
570    bool done;
571    do {
572        len = read(fd, buf, sizeof(buf));
573        done = len < (ssize_t)sizeof(buf);
574        if (len < 0) {
575            SourcePos(file->getSourceFile(), -1).error("Error reading file: %s\n", strerror(errno));
576            close(fd);
577            return NULL;
578        }
579        if (XML_Parse(parser, buf, len, done) == XML_STATUS_ERROR) {
580            SourcePos(file->getSourceFile(), (int)XML_GetCurrentLineNumber(parser)).error(
581                    "Error parsing XML: %s\n", XML_ErrorString(XML_GetErrorCode(parser)));
582            close(fd);
583            return NULL;
584        }
585    } while (!done);
586
587    XML_ParserFree(parser);
588    if (state.root == NULL) {
589        SourcePos(file->getSourceFile(), -1).error("No XML data generated when parsing");
590    }
591    close(fd);
592    return state.root;
593}
594
595XMLNode::XMLNode(const String8& filename, const String16& s1, const String16& s2, bool isNamespace)
596    : mNextAttributeIndex(0x80000000)
597    , mFilename(filename)
598    , mStartLineNumber(0)
599    , mEndLineNumber(0)
600    , mUTF8(false)
601{
602    if (isNamespace) {
603        mNamespacePrefix = s1;
604        mNamespaceUri = s2;
605    } else {
606        mNamespaceUri = s1;
607        mElementName = s2;
608    }
609}
610
611XMLNode::XMLNode(const String8& filename)
612    : mFilename(filename)
613{
614    memset(&mCharsValue, 0, sizeof(mCharsValue));
615}
616
617XMLNode::type XMLNode::getType() const
618{
619    if (mElementName.size() != 0) {
620        return TYPE_ELEMENT;
621    }
622    if (mNamespaceUri.size() != 0) {
623        return TYPE_NAMESPACE;
624    }
625    return TYPE_CDATA;
626}
627
628const String16& XMLNode::getNamespacePrefix() const
629{
630    return mNamespacePrefix;
631}
632
633const String16& XMLNode::getNamespaceUri() const
634{
635    return mNamespaceUri;
636}
637
638const String16& XMLNode::getElementNamespace() const
639{
640    return mNamespaceUri;
641}
642
643const String16& XMLNode::getElementName() const
644{
645    return mElementName;
646}
647
648const Vector<sp<XMLNode> >& XMLNode::getChildren() const
649{
650    return mChildren;
651}
652
653const String8& XMLNode::getFilename() const
654{
655    return mFilename;
656}
657
658const Vector<XMLNode::attribute_entry>&
659    XMLNode::getAttributes() const
660{
661    return mAttributes;
662}
663
664const XMLNode::attribute_entry* XMLNode::getAttribute(const String16& ns,
665        const String16& name) const
666{
667    for (size_t i=0; i<mAttributes.size(); i++) {
668        const attribute_entry& ae(mAttributes.itemAt(i));
669        if (ae.ns == ns && ae.name == name) {
670            return &ae;
671        }
672    }
673
674    return NULL;
675}
676
677XMLNode::attribute_entry* XMLNode::editAttribute(const String16& ns,
678        const String16& name)
679{
680    for (size_t i=0; i<mAttributes.size(); i++) {
681        attribute_entry * ae = &mAttributes.editItemAt(i);
682        if (ae->ns == ns && ae->name == name) {
683            return ae;
684        }
685    }
686
687    return NULL;
688}
689
690const String16& XMLNode::getCData() const
691{
692    return mChars;
693}
694
695const String16& XMLNode::getComment() const
696{
697    return mComment;
698}
699
700int32_t XMLNode::getStartLineNumber() const
701{
702    return mStartLineNumber;
703}
704
705int32_t XMLNode::getEndLineNumber() const
706{
707    return mEndLineNumber;
708}
709
710sp<XMLNode> XMLNode::searchElement(const String16& tagNamespace, const String16& tagName)
711{
712    if (getType() == XMLNode::TYPE_ELEMENT
713            && mNamespaceUri == tagNamespace
714            && mElementName == tagName) {
715        return this;
716    }
717
718    for (size_t i=0; i<mChildren.size(); i++) {
719        sp<XMLNode> found = mChildren.itemAt(i)->searchElement(tagNamespace, tagName);
720        if (found != NULL) {
721            return found;
722        }
723    }
724
725    return NULL;
726}
727
728sp<XMLNode> XMLNode::getChildElement(const String16& tagNamespace, const String16& tagName)
729{
730    for (size_t i=0; i<mChildren.size(); i++) {
731        sp<XMLNode> child = mChildren.itemAt(i);
732        if (child->getType() == XMLNode::TYPE_ELEMENT
733                && child->mNamespaceUri == tagNamespace
734                && child->mElementName == tagName) {
735            return child;
736        }
737    }
738
739    return NULL;
740}
741
742status_t XMLNode::addChild(const sp<XMLNode>& child)
743{
744    if (getType() == TYPE_CDATA) {
745        SourcePos(mFilename, child->getStartLineNumber()).error("Child to CDATA node.");
746        return UNKNOWN_ERROR;
747    }
748    //printf("Adding child %p to parent %p\n", child.get(), this);
749    mChildren.add(child);
750    return NO_ERROR;
751}
752
753status_t XMLNode::insertChildAt(const sp<XMLNode>& child, size_t index)
754{
755    if (getType() == TYPE_CDATA) {
756        SourcePos(mFilename, child->getStartLineNumber()).error("Child to CDATA node.");
757        return UNKNOWN_ERROR;
758    }
759    //printf("Adding child %p to parent %p\n", child.get(), this);
760    mChildren.insertAt(child, index);
761    return NO_ERROR;
762}
763
764status_t XMLNode::addAttribute(const String16& ns, const String16& name,
765                               const String16& value)
766{
767    if (getType() == TYPE_CDATA) {
768        SourcePos(mFilename, getStartLineNumber()).error("Child to CDATA node.");
769        return UNKNOWN_ERROR;
770    }
771
772    if (ns != RESOURCES_TOOLS_NAMESPACE) {
773        attribute_entry e;
774        e.index = mNextAttributeIndex++;
775        e.ns = ns;
776        e.name = name;
777        e.string = value;
778        mAttributes.add(e);
779        mAttributeOrder.add(e.index, mAttributes.size()-1);
780    }
781    return NO_ERROR;
782}
783
784void XMLNode::setAttributeResID(size_t attrIdx, uint32_t resId)
785{
786    attribute_entry& e = mAttributes.editItemAt(attrIdx);
787    if (e.nameResId) {
788        mAttributeOrder.removeItem(e.nameResId);
789    } else {
790        mAttributeOrder.removeItem(e.index);
791    }
792    NOISY(printf("Elem %s %s=\"%s\": set res id = 0x%08x\n",
793            String8(getElementName()).string(),
794            String8(mAttributes.itemAt(attrIdx).name).string(),
795            String8(mAttributes.itemAt(attrIdx).string).string(),
796            resId));
797    mAttributes.editItemAt(attrIdx).nameResId = resId;
798    mAttributeOrder.add(resId, attrIdx);
799}
800
801status_t XMLNode::appendChars(const String16& chars)
802{
803    if (getType() != TYPE_CDATA) {
804        SourcePos(mFilename, getStartLineNumber()).error("Adding characters to element node.");
805        return UNKNOWN_ERROR;
806    }
807    mChars.append(chars);
808    return NO_ERROR;
809}
810
811status_t XMLNode::appendComment(const String16& comment)
812{
813    if (mComment.size() > 0) {
814        mComment.append(String16("\n"));
815    }
816    mComment.append(comment);
817    return NO_ERROR;
818}
819
820void XMLNode::setStartLineNumber(int32_t line)
821{
822    mStartLineNumber = line;
823}
824
825void XMLNode::setEndLineNumber(int32_t line)
826{
827    mEndLineNumber = line;
828}
829
830void XMLNode::removeWhitespace(bool stripAll, const char** cDataTags)
831{
832    //printf("Removing whitespace in %s\n", String8(mElementName).string());
833    size_t N = mChildren.size();
834    if (cDataTags) {
835        String8 tag(mElementName);
836        const char** p = cDataTags;
837        while (*p) {
838            if (tag == *p) {
839                stripAll = false;
840                break;
841            }
842        }
843    }
844    for (size_t i=0; i<N; i++) {
845        sp<XMLNode> node = mChildren.itemAt(i);
846        if (node->getType() == TYPE_CDATA) {
847            // This is a CDATA node...
848            const char16_t* p = node->mChars.string();
849            while (*p != 0 && *p < 128 && isspace(*p)) {
850                p++;
851            }
852            //printf("Space ends at %d in \"%s\"\n",
853            //       (int)(p-node->mChars.string()),
854            //       String8(node->mChars).string());
855            if (*p == 0) {
856                if (stripAll) {
857                    // Remove this node!
858                    mChildren.removeAt(i);
859                    N--;
860                    i--;
861                } else {
862                    node->mChars = String16(" ");
863                }
864            } else {
865                // Compact leading/trailing whitespace.
866                const char16_t* e = node->mChars.string()+node->mChars.size()-1;
867                while (e > p && *e < 128 && isspace(*e)) {
868                    e--;
869                }
870                if (p > node->mChars.string()) {
871                    p--;
872                }
873                if (e < (node->mChars.string()+node->mChars.size()-1)) {
874                    e++;
875                }
876                if (p > node->mChars.string() ||
877                    e < (node->mChars.string()+node->mChars.size()-1)) {
878                    String16 tmp(p, e-p+1);
879                    node->mChars = tmp;
880                }
881            }
882        } else {
883            node->removeWhitespace(stripAll, cDataTags);
884        }
885    }
886}
887
888status_t XMLNode::parseValues(const sp<AaptAssets>& assets,
889                              ResourceTable* table)
890{
891    bool hasErrors = false;
892
893    if (getType() == TYPE_ELEMENT) {
894        const size_t N = mAttributes.size();
895        String16 defPackage(assets->getPackage());
896        for (size_t i=0; i<N; i++) {
897            attribute_entry& e = mAttributes.editItemAt(i);
898            AccessorCookie ac(SourcePos(mFilename, getStartLineNumber()), String8(e.name),
899                    String8(e.string));
900            table->setCurrentXmlPos(SourcePos(mFilename, getStartLineNumber()));
901            if (!assets->getIncludedResources()
902                    .stringToValue(&e.value, &e.string,
903                                  e.string.string(), e.string.size(), true, true,
904                                  e.nameResId, NULL, &defPackage, table, &ac)) {
905                hasErrors = true;
906            }
907            NOISY(printf("Attr %s: type=0x%x, str=%s\n",
908                   String8(e.name).string(), e.value.dataType,
909                   String8(e.string).string()));
910        }
911    }
912    const size_t N = mChildren.size();
913    for (size_t i=0; i<N; i++) {
914        status_t err = mChildren.itemAt(i)->parseValues(assets, table);
915        if (err != NO_ERROR) {
916            hasErrors = true;
917        }
918    }
919    return hasErrors ? UNKNOWN_ERROR : NO_ERROR;
920}
921
922status_t XMLNode::assignResourceIds(const sp<AaptAssets>& assets,
923                                    const ResourceTable* table)
924{
925    bool hasErrors = false;
926
927    if (getType() == TYPE_ELEMENT) {
928        String16 attr("attr");
929        const char* errorMsg;
930        const size_t N = mAttributes.size();
931        for (size_t i=0; i<N; i++) {
932            const attribute_entry& e = mAttributes.itemAt(i);
933            if (e.ns.size() <= 0) continue;
934            bool nsIsPublic;
935            String16 pkg(getNamespaceResourcePackage(String16(assets->getPackage()), e.ns, &nsIsPublic));
936            NOISY(printf("Elem %s %s=\"%s\": namespace(%s) %s ===> %s\n",
937                    String8(getElementName()).string(),
938                    String8(e.name).string(),
939                    String8(e.string).string(),
940                    String8(e.ns).string(),
941                    (nsIsPublic) ? "public" : "private",
942                    String8(pkg).string()));
943            if (pkg.size() <= 0) continue;
944            uint32_t res = table != NULL
945                ? table->getResId(e.name, &attr, &pkg, &errorMsg, nsIsPublic)
946                : assets->getIncludedResources().
947                    identifierForName(e.name.string(), e.name.size(),
948                                      attr.string(), attr.size(),
949                                      pkg.string(), pkg.size());
950            if (res != 0) {
951                NOISY(printf("XML attribute name %s: resid=0x%08x\n",
952                             String8(e.name).string(), res));
953                setAttributeResID(i, res);
954            } else {
955                SourcePos(mFilename, getStartLineNumber()).error(
956                        "No resource identifier found for attribute '%s' in package '%s'\n",
957                        String8(e.name).string(), String8(pkg).string());
958                hasErrors = true;
959            }
960        }
961    }
962    const size_t N = mChildren.size();
963    for (size_t i=0; i<N; i++) {
964        status_t err = mChildren.itemAt(i)->assignResourceIds(assets, table);
965        if (err < NO_ERROR) {
966            hasErrors = true;
967        }
968    }
969
970    return hasErrors ? UNKNOWN_ERROR : NO_ERROR;
971}
972
973status_t XMLNode::flatten(const sp<AaptFile>& dest,
974        bool stripComments, bool stripRawValues) const
975{
976    StringPool strings = StringPool(false, mUTF8);
977    Vector<uint32_t> resids;
978
979    // First collect just the strings for attribute names that have a
980    // resource ID assigned to them.  This ensures that the resource ID
981    // array is compact, and makes it easier to deal with attribute names
982    // in different namespaces (and thus with different resource IDs).
983    collect_resid_strings(&strings, &resids);
984
985    // Next collect all remainibng strings.
986    collect_strings(&strings, &resids, stripComments, stripRawValues);
987
988#if 0  // No longer compiles
989    NOISY(printf("Found strings:\n");
990        const size_t N = strings.size();
991        for (size_t i=0; i<N; i++) {
992            printf("%s\n", String8(strings.entryAt(i).string).string());
993        }
994    );
995#endif
996
997    sp<AaptFile> stringPool = strings.createStringBlock();
998    NOISY(aout << "String pool:"
999          << HexDump(stringPool->getData(), stringPool->getSize()) << endl);
1000
1001    ResXMLTree_header header;
1002    memset(&header, 0, sizeof(header));
1003    header.header.type = htods(RES_XML_TYPE);
1004    header.header.headerSize = htods(sizeof(header));
1005
1006    const size_t basePos = dest->getSize();
1007    dest->writeData(&header, sizeof(header));
1008    dest->writeData(stringPool->getData(), stringPool->getSize());
1009
1010    // If we have resource IDs, write them.
1011    if (resids.size() > 0) {
1012        const size_t resIdsPos = dest->getSize();
1013        const size_t resIdsSize =
1014            sizeof(ResChunk_header)+(sizeof(uint32_t)*resids.size());
1015        ResChunk_header* idsHeader = (ResChunk_header*)
1016            (((const uint8_t*)dest->editData(resIdsPos+resIdsSize))+resIdsPos);
1017        idsHeader->type = htods(RES_XML_RESOURCE_MAP_TYPE);
1018        idsHeader->headerSize = htods(sizeof(*idsHeader));
1019        idsHeader->size = htodl(resIdsSize);
1020        uint32_t* ids = (uint32_t*)(idsHeader+1);
1021        for (size_t i=0; i<resids.size(); i++) {
1022            *ids++ = htodl(resids[i]);
1023        }
1024    }
1025
1026    flatten_node(strings, dest, stripComments, stripRawValues);
1027
1028    void* data = dest->editData();
1029    ResXMLTree_header* hd = (ResXMLTree_header*)(((uint8_t*)data)+basePos);
1030    size_t size = dest->getSize()-basePos;
1031    hd->header.size = htodl(dest->getSize()-basePos);
1032
1033    NOISY(aout << "XML resource:"
1034          << HexDump(dest->getData(), dest->getSize()) << endl);
1035
1036    #if PRINT_STRING_METRICS
1037    fprintf(stderr, "**** total xml size: %d / %d%% strings (in %s)\n",
1038        dest->getSize(), (stringPool->getSize()*100)/dest->getSize(),
1039        dest->getPath().string());
1040    #endif
1041
1042    return NO_ERROR;
1043}
1044
1045void XMLNode::print(int indent)
1046{
1047    String8 prefix;
1048    int i;
1049    for (i=0; i<indent; i++) {
1050        prefix.append("  ");
1051    }
1052    if (getType() == TYPE_ELEMENT) {
1053        String8 elemNs(getNamespaceUri());
1054        if (elemNs.size() > 0) {
1055            elemNs.append(":");
1056        }
1057        printf("%s E: %s%s", prefix.string(),
1058               elemNs.string(), String8(getElementName()).string());
1059        int N = mAttributes.size();
1060        for (i=0; i<N; i++) {
1061            ssize_t idx = mAttributeOrder.valueAt(i);
1062            if (i == 0) {
1063                printf(" / ");
1064            } else {
1065                printf(", ");
1066            }
1067            const attribute_entry& attr = mAttributes.itemAt(idx);
1068            String8 attrNs(attr.ns);
1069            if (attrNs.size() > 0) {
1070                attrNs.append(":");
1071            }
1072            if (attr.nameResId) {
1073                printf("%s%s(0x%08x)", attrNs.string(),
1074                       String8(attr.name).string(), attr.nameResId);
1075            } else {
1076                printf("%s%s", attrNs.string(), String8(attr.name).string());
1077            }
1078            printf("=%s", String8(attr.string).string());
1079        }
1080        printf("\n");
1081    } else if (getType() == TYPE_NAMESPACE) {
1082        printf("%s N: %s=%s\n", prefix.string(),
1083               getNamespacePrefix().size() > 0
1084                    ? String8(getNamespacePrefix()).string() : "<DEF>",
1085               String8(getNamespaceUri()).string());
1086    } else {
1087        printf("%s C: \"%s\"\n", prefix.string(), String8(getCData()).string());
1088    }
1089    int N = mChildren.size();
1090    for (i=0; i<N; i++) {
1091        mChildren.itemAt(i)->print(indent+1);
1092    }
1093}
1094
1095static void splitName(const char* name, String16* outNs, String16* outName)
1096{
1097    const char* p = name;
1098    while (*p != 0 && *p != 1) {
1099        p++;
1100    }
1101    if (*p == 0) {
1102        *outNs = String16();
1103        *outName = String16(name);
1104    } else {
1105        *outNs = String16(name, (p-name));
1106        *outName = String16(p+1);
1107    }
1108}
1109
1110void XMLCALL
1111XMLNode::startNamespace(void *userData, const char *prefix, const char *uri)
1112{
1113    NOISY_PARSE(printf("Start Namespace: %s %s\n", prefix, uri));
1114    ParseState* st = (ParseState*)userData;
1115    sp<XMLNode> node = XMLNode::newNamespace(st->filename,
1116            String16(prefix != NULL ? prefix : ""), String16(uri));
1117    node->setStartLineNumber(XML_GetCurrentLineNumber(st->parser));
1118    if (st->stack.size() > 0) {
1119        st->stack.itemAt(st->stack.size()-1)->addChild(node);
1120    } else {
1121        st->root = node;
1122    }
1123    st->stack.push(node);
1124}
1125
1126void XMLCALL
1127XMLNode::startElement(void *userData, const char *name, const char **atts)
1128{
1129    NOISY_PARSE(printf("Start Element: %s\n", name));
1130    ParseState* st = (ParseState*)userData;
1131    String16 ns16, name16;
1132    splitName(name, &ns16, &name16);
1133    sp<XMLNode> node = XMLNode::newElement(st->filename, ns16, name16);
1134    node->setStartLineNumber(XML_GetCurrentLineNumber(st->parser));
1135    if (st->pendingComment.size() > 0) {
1136        node->appendComment(st->pendingComment);
1137        st->pendingComment = String16();
1138    }
1139    if (st->stack.size() > 0) {
1140        st->stack.itemAt(st->stack.size()-1)->addChild(node);
1141    } else {
1142        st->root = node;
1143    }
1144    st->stack.push(node);
1145
1146    for (int i = 0; atts[i]; i += 2) {
1147        splitName(atts[i], &ns16, &name16);
1148        node->addAttribute(ns16, name16, String16(atts[i+1]));
1149    }
1150}
1151
1152void XMLCALL
1153XMLNode::characterData(void *userData, const XML_Char *s, int len)
1154{
1155    NOISY_PARSE(printf("CDATA: \"%s\"\n", String8(s, len).string()));
1156    ParseState* st = (ParseState*)userData;
1157    sp<XMLNode> node = NULL;
1158    if (st->stack.size() == 0) {
1159        return;
1160    }
1161    sp<XMLNode> parent = st->stack.itemAt(st->stack.size()-1);
1162    if (parent != NULL && parent->getChildren().size() > 0) {
1163        node = parent->getChildren()[parent->getChildren().size()-1];
1164        if (node->getType() != TYPE_CDATA) {
1165            // Last node is not CDATA, need to make a new node.
1166            node = NULL;
1167        }
1168    }
1169
1170    if (node == NULL) {
1171        node = XMLNode::newCData(st->filename);
1172        node->setStartLineNumber(XML_GetCurrentLineNumber(st->parser));
1173        parent->addChild(node);
1174    }
1175
1176    node->appendChars(String16(s, len));
1177}
1178
1179void XMLCALL
1180XMLNode::endElement(void *userData, const char *name)
1181{
1182    NOISY_PARSE(printf("End Element: %s\n", name));
1183    ParseState* st = (ParseState*)userData;
1184    sp<XMLNode> node = st->stack.itemAt(st->stack.size()-1);
1185    node->setEndLineNumber(XML_GetCurrentLineNumber(st->parser));
1186    if (st->pendingComment.size() > 0) {
1187        node->appendComment(st->pendingComment);
1188        st->pendingComment = String16();
1189    }
1190    String16 ns16, name16;
1191    splitName(name, &ns16, &name16);
1192    LOG_ALWAYS_FATAL_IF(node->getElementNamespace() != ns16
1193                        || node->getElementName() != name16,
1194                        "Bad end element %s", name);
1195    st->stack.pop();
1196}
1197
1198void XMLCALL
1199XMLNode::endNamespace(void *userData, const char *prefix)
1200{
1201    const char* nonNullPrefix = prefix != NULL ? prefix : "";
1202    NOISY_PARSE(printf("End Namespace: %s\n", prefix));
1203    ParseState* st = (ParseState*)userData;
1204    sp<XMLNode> node = st->stack.itemAt(st->stack.size()-1);
1205    node->setEndLineNumber(XML_GetCurrentLineNumber(st->parser));
1206    LOG_ALWAYS_FATAL_IF(node->getNamespacePrefix() != String16(nonNullPrefix),
1207                        "Bad end namespace %s", prefix);
1208    st->stack.pop();
1209}
1210
1211void XMLCALL
1212XMLNode::commentData(void *userData, const char *comment)
1213{
1214    NOISY_PARSE(printf("Comment: %s\n", comment));
1215    ParseState* st = (ParseState*)userData;
1216    if (st->pendingComment.size() > 0) {
1217        st->pendingComment.append(String16("\n"));
1218    }
1219    st->pendingComment.append(String16(comment));
1220}
1221
1222status_t XMLNode::collect_strings(StringPool* dest, Vector<uint32_t>* outResIds,
1223        bool stripComments, bool stripRawValues) const
1224{
1225    collect_attr_strings(dest, outResIds, true);
1226
1227    int i;
1228    if (RESOURCES_TOOLS_NAMESPACE != mNamespaceUri) {
1229        if (mNamespacePrefix.size() > 0) {
1230            dest->add(mNamespacePrefix, true);
1231        }
1232        if (mNamespaceUri.size() > 0) {
1233            dest->add(mNamespaceUri, true);
1234        }
1235    }
1236    if (mElementName.size() > 0) {
1237        dest->add(mElementName, true);
1238    }
1239
1240    if (!stripComments && mComment.size() > 0) {
1241        dest->add(mComment, true);
1242    }
1243
1244    const int NA = mAttributes.size();
1245
1246    for (i=0; i<NA; i++) {
1247        const attribute_entry& ae = mAttributes.itemAt(i);
1248        if (ae.ns.size() > 0) {
1249            dest->add(ae.ns, true);
1250        }
1251        if (!stripRawValues || ae.needStringValue()) {
1252            dest->add(ae.string, true);
1253        }
1254        /*
1255        if (ae.value.dataType == Res_value::TYPE_NULL
1256                || ae.value.dataType == Res_value::TYPE_STRING) {
1257            dest->add(ae.string, true);
1258        }
1259        */
1260    }
1261
1262    if (mElementName.size() == 0) {
1263        // If not an element, include the CDATA, even if it is empty.
1264        dest->add(mChars, true);
1265    }
1266
1267    const int NC = mChildren.size();
1268
1269    for (i=0; i<NC; i++) {
1270        mChildren.itemAt(i)->collect_strings(dest, outResIds,
1271                stripComments, stripRawValues);
1272    }
1273
1274    return NO_ERROR;
1275}
1276
1277status_t XMLNode::collect_attr_strings(StringPool* outPool,
1278        Vector<uint32_t>* outResIds, bool allAttrs) const {
1279    const int NA = mAttributes.size();
1280
1281    for (int i=0; i<NA; i++) {
1282        const attribute_entry& attr = mAttributes.itemAt(i);
1283        uint32_t id = attr.nameResId;
1284        if (id || allAttrs) {
1285            // See if we have already assigned this resource ID to a pooled
1286            // string...
1287            const Vector<size_t>* indices = outPool->offsetsForString(attr.name);
1288            ssize_t idx = -1;
1289            if (indices != NULL) {
1290                const int NJ = indices->size();
1291                const size_t NR = outResIds->size();
1292                for (int j=0; j<NJ; j++) {
1293                    size_t strIdx = indices->itemAt(j);
1294                    if (strIdx >= NR) {
1295                        if (id == 0) {
1296                            // We don't need to assign a resource ID for this one.
1297                            idx = strIdx;
1298                            break;
1299                        }
1300                        // Just ignore strings that are out of range of
1301                        // the currently assigned resource IDs...  we add
1302                        // strings as we assign the first ID.
1303                    } else if (outResIds->itemAt(strIdx) == id) {
1304                        idx = strIdx;
1305                        break;
1306                    }
1307                }
1308            }
1309            if (idx < 0) {
1310                idx = outPool->add(attr.name);
1311                NOISY(printf("Adding attr %s (resid 0x%08x) to pool: idx=%d\n",
1312                        String8(attr.name).string(), id, idx));
1313                if (id != 0) {
1314                    while ((ssize_t)outResIds->size() <= idx) {
1315                        outResIds->add(0);
1316                    }
1317                    outResIds->replaceAt(id, idx);
1318                }
1319            }
1320            attr.namePoolIdx = idx;
1321            NOISY(printf("String %s offset=0x%08x\n",
1322                         String8(attr.name).string(), idx));
1323        }
1324    }
1325
1326    return NO_ERROR;
1327}
1328
1329status_t XMLNode::collect_resid_strings(StringPool* outPool,
1330        Vector<uint32_t>* outResIds) const
1331{
1332    collect_attr_strings(outPool, outResIds, false);
1333
1334    const int NC = mChildren.size();
1335
1336    for (int i=0; i<NC; i++) {
1337        mChildren.itemAt(i)->collect_resid_strings(outPool, outResIds);
1338    }
1339
1340    return NO_ERROR;
1341}
1342
1343status_t XMLNode::flatten_node(const StringPool& strings, const sp<AaptFile>& dest,
1344        bool stripComments, bool stripRawValues) const
1345{
1346    ResXMLTree_node node;
1347    ResXMLTree_cdataExt cdataExt;
1348    ResXMLTree_namespaceExt namespaceExt;
1349    ResXMLTree_attrExt attrExt;
1350    const void* extData = NULL;
1351    size_t extSize = 0;
1352    ResXMLTree_attribute attr;
1353    bool writeCurrentNode = true;
1354
1355    const size_t NA = mAttributes.size();
1356    const size_t NC = mChildren.size();
1357    size_t i;
1358
1359    LOG_ALWAYS_FATAL_IF(NA != mAttributeOrder.size(), "Attributes messed up!");
1360
1361    const String16 id16("id");
1362    const String16 class16("class");
1363    const String16 style16("style");
1364
1365    const type type = getType();
1366
1367    memset(&node, 0, sizeof(node));
1368    memset(&attr, 0, sizeof(attr));
1369    node.header.headerSize = htods(sizeof(node));
1370    node.lineNumber = htodl(getStartLineNumber());
1371    if (!stripComments) {
1372        node.comment.index = htodl(
1373            mComment.size() > 0 ? strings.offsetForString(mComment) : -1);
1374        //if (mComment.size() > 0) {
1375        //  printf("Flattening comment: %s\n", String8(mComment).string());
1376        //}
1377    } else {
1378        node.comment.index = htodl((uint32_t)-1);
1379    }
1380    if (type == TYPE_ELEMENT) {
1381        node.header.type = htods(RES_XML_START_ELEMENT_TYPE);
1382        extData = &attrExt;
1383        extSize = sizeof(attrExt);
1384        memset(&attrExt, 0, sizeof(attrExt));
1385        if (mNamespaceUri.size() > 0) {
1386            attrExt.ns.index = htodl(strings.offsetForString(mNamespaceUri));
1387        } else {
1388            attrExt.ns.index = htodl((uint32_t)-1);
1389        }
1390        attrExt.name.index = htodl(strings.offsetForString(mElementName));
1391        attrExt.attributeStart = htods(sizeof(attrExt));
1392        attrExt.attributeSize = htods(sizeof(attr));
1393        attrExt.attributeCount = htods(NA);
1394        attrExt.idIndex = htods(0);
1395        attrExt.classIndex = htods(0);
1396        attrExt.styleIndex = htods(0);
1397        for (i=0; i<NA; i++) {
1398            ssize_t idx = mAttributeOrder.valueAt(i);
1399            const attribute_entry& ae = mAttributes.itemAt(idx);
1400            if (ae.ns.size() == 0) {
1401                if (ae.name == id16) {
1402                    attrExt.idIndex = htods(i+1);
1403                } else if (ae.name == class16) {
1404                    attrExt.classIndex = htods(i+1);
1405                } else if (ae.name == style16) {
1406                    attrExt.styleIndex = htods(i+1);
1407                }
1408            }
1409        }
1410    } else if (type == TYPE_NAMESPACE) {
1411        if (mNamespaceUri == RESOURCES_TOOLS_NAMESPACE) {
1412            writeCurrentNode = false;
1413        } else {
1414            node.header.type = htods(RES_XML_START_NAMESPACE_TYPE);
1415            extData = &namespaceExt;
1416            extSize = sizeof(namespaceExt);
1417            memset(&namespaceExt, 0, sizeof(namespaceExt));
1418            if (mNamespacePrefix.size() > 0) {
1419                namespaceExt.prefix.index = htodl(strings.offsetForString(mNamespacePrefix));
1420            } else {
1421                namespaceExt.prefix.index = htodl((uint32_t)-1);
1422            }
1423            namespaceExt.prefix.index = htodl(strings.offsetForString(mNamespacePrefix));
1424            namespaceExt.uri.index = htodl(strings.offsetForString(mNamespaceUri));
1425        }
1426        LOG_ALWAYS_FATAL_IF(NA != 0, "Namespace nodes can't have attributes!");
1427    } else if (type == TYPE_CDATA) {
1428        node.header.type = htods(RES_XML_CDATA_TYPE);
1429        extData = &cdataExt;
1430        extSize = sizeof(cdataExt);
1431        memset(&cdataExt, 0, sizeof(cdataExt));
1432        cdataExt.data.index = htodl(strings.offsetForString(mChars));
1433        cdataExt.typedData.size = htods(sizeof(cdataExt.typedData));
1434        cdataExt.typedData.res0 = 0;
1435        cdataExt.typedData.dataType = mCharsValue.dataType;
1436        cdataExt.typedData.data = htodl(mCharsValue.data);
1437        LOG_ALWAYS_FATAL_IF(NA != 0, "CDATA nodes can't have attributes!");
1438    }
1439
1440    node.header.size = htodl(sizeof(node) + extSize + (sizeof(attr)*NA));
1441
1442    if (writeCurrentNode) {
1443        dest->writeData(&node, sizeof(node));
1444        if (extSize > 0) {
1445            dest->writeData(extData, extSize);
1446        }
1447    }
1448
1449    for (i=0; i<NA; i++) {
1450        ssize_t idx = mAttributeOrder.valueAt(i);
1451        const attribute_entry& ae = mAttributes.itemAt(idx);
1452        if (ae.ns.size() > 0) {
1453            attr.ns.index = htodl(strings.offsetForString(ae.ns));
1454        } else {
1455            attr.ns.index = htodl((uint32_t)-1);
1456        }
1457        attr.name.index = htodl(ae.namePoolIdx);
1458
1459        if (!stripRawValues || ae.needStringValue()) {
1460            attr.rawValue.index = htodl(strings.offsetForString(ae.string));
1461        } else {
1462            attr.rawValue.index = htodl((uint32_t)-1);
1463        }
1464        attr.typedValue.size = htods(sizeof(attr.typedValue));
1465        if (ae.value.dataType == Res_value::TYPE_NULL
1466                || ae.value.dataType == Res_value::TYPE_STRING) {
1467            attr.typedValue.res0 = 0;
1468            attr.typedValue.dataType = Res_value::TYPE_STRING;
1469            attr.typedValue.data = htodl(strings.offsetForString(ae.string));
1470        } else {
1471            attr.typedValue.res0 = 0;
1472            attr.typedValue.dataType = ae.value.dataType;
1473            attr.typedValue.data = htodl(ae.value.data);
1474        }
1475        dest->writeData(&attr, sizeof(attr));
1476    }
1477
1478    for (i=0; i<NC; i++) {
1479        status_t err = mChildren.itemAt(i)->flatten_node(strings, dest,
1480                stripComments, stripRawValues);
1481        if (err != NO_ERROR) {
1482            return err;
1483        }
1484    }
1485
1486    if (type == TYPE_ELEMENT) {
1487        ResXMLTree_endElementExt endElementExt;
1488        memset(&endElementExt, 0, sizeof(endElementExt));
1489        node.header.type = htods(RES_XML_END_ELEMENT_TYPE);
1490        node.header.size = htodl(sizeof(node)+sizeof(endElementExt));
1491        node.lineNumber = htodl(getEndLineNumber());
1492        node.comment.index = htodl((uint32_t)-1);
1493        endElementExt.ns.index = attrExt.ns.index;
1494        endElementExt.name.index = attrExt.name.index;
1495        dest->writeData(&node, sizeof(node));
1496        dest->writeData(&endElementExt, sizeof(endElementExt));
1497    } else if (type == TYPE_NAMESPACE) {
1498        if (writeCurrentNode) {
1499            node.header.type = htods(RES_XML_END_NAMESPACE_TYPE);
1500            node.lineNumber = htodl(getEndLineNumber());
1501            node.comment.index = htodl((uint32_t)-1);
1502            node.header.size = htodl(sizeof(node)+extSize);
1503            dest->writeData(&node, sizeof(node));
1504            dest->writeData(extData, extSize);
1505        }
1506    }
1507
1508    return NO_ERROR;
1509}
1510