XMLNode.cpp revision 7c94b34b5241b548d68a1cb03d10f697386aac65 
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_ROOT_PRV_NAMESPACE = "http://schemas.android.com/apk/prv/res/";
25
26const char* const XLIFF_XMLNS = "urn:oasis:names:tc:xliff:document:1.2";
27const char* const ALLOWED_XLIFF_ELEMENTS[] = {
28        "bpt",
29        "ept",
30        "it",
31        "ph",
32        "g",
33        "bx",
34        "ex",
35        "x"
36    };
37
38bool isWhitespace(const char16_t* str)
39{
40    while (*str != 0 && *str < 128 && isspace(*str)) {
41        str++;
42    }
43    return *str == 0;
44}
45
46static const String16 RESOURCES_PREFIX(RESOURCES_ROOT_NAMESPACE);
47static const String16 RESOURCES_PRV_PREFIX(RESOURCES_ROOT_PRV_NAMESPACE);
48
49String16 getNamespaceResourcePackage(String16 namespaceUri, bool* outIsPublic)
50{
51    //printf("%s starts with %s?\n", String8(namespaceUri).string(),
52    //       String8(RESOURCES_PREFIX).string());
53    size_t prefixSize;
54    bool isPublic = true;
55    if (namespaceUri.startsWith(RESOURCES_PREFIX)) {
56        prefixSize = RESOURCES_PREFIX.size();
57    } else if (namespaceUri.startsWith(RESOURCES_PRV_PREFIX)) {
58        isPublic = false;
59        prefixSize = RESOURCES_PRV_PREFIX.size();
60    } else {
61        if (outIsPublic) *outIsPublic = isPublic; // = true
62        return String16();
63    }
64
65    //printf("YES!\n");
66    //printf("namespace: %s\n", String8(String16(namespaceUri, namespaceUri.size()-prefixSize, prefixSize)).string());
67    if (outIsPublic) *outIsPublic = isPublic;
68    return String16(namespaceUri, namespaceUri.size()-prefixSize, prefixSize);
69}
70
71status_t hasSubstitutionErrors(const char* fileName,
72                               ResXMLTree* inXml,
73                               String16 str16)
74{
75    const char16_t* str = str16.string();
76    const char16_t* p = str;
77    const char16_t* end = str + str16.size();
78
79    bool nonpositional = false;
80    int argCount = 0;
81
82    while (p < end) {
83        /*
84         * Look for the start of a Java-style substitution sequence.
85         */
86        if (*p == '%' && p + 1 < end) {
87            p++;
88
89            // A literal percent sign represented by %%
90            if (*p == '%') {
91                p++;
92                continue;
93            }
94
95            argCount++;
96
97            if (*p >= '0' && *p <= '9') {
98                do {
99                    p++;
100                } while (*p >= '0' && *p <= '9');
101                if (*p != '$') {
102                    // This must be a size specification instead of position.
103                    nonpositional = true;
104                }
105            } else if (*p == '<') {
106                // Reusing last argument; bad idea since it can be re-arranged.
107                nonpositional = true;
108                p++;
109
110                // Optionally '$' can be specified at the end.
111                if (p < end && *p == '$') {
112                    p++;
113                }
114            } else {
115                nonpositional = true;
116            }
117
118            // Ignore flags and widths
119            while (p < end && (*p == '-' ||
120                    *p == '#' ||
121                    *p == '+' ||
122                    *p == ' ' ||
123                    *p == ',' ||
124                    *p == '(' ||
125                    (*p >= '0' && *p <= '9'))) {
126                p++;
127            }
128
129            /*
130             * This is a shortcut to detect strings that are going to Time.format()
131             * instead of String.format()
132             *
133             * Comparison of String.format() and Time.format() args:
134             *
135             * String: ABC E GH  ST X abcdefgh  nost x
136             *   Time:    DEFGHKMS W Za  d   hkm  s w yz
137             *
138             * Therefore we know it's definitely Time if we have:
139             *     DFKMWZkmwyz
140             */
141            if (p < end) {
142                switch (*p) {
143                case 'D':
144                case 'F':
145                case 'K':
146                case 'M':
147                case 'W':
148                case 'Z':
149                case 'k':
150                case 'm':
151                case 'w':
152                case 'y':
153                case 'z':
154                    return NO_ERROR;
155                }
156            }
157        }
158
159        p++;
160    }
161
162    /*
163     * If we have more than one substitution in this string and any of them
164     * are not in positional form, give the user an error.
165     */
166    if (argCount > 1 && nonpositional) {
167        SourcePos(String8(fileName), inXml->getLineNumber()).error(
168                "Multiple substitutions specified in non-positional format; "
169                "did you mean to add the formatted=\"false\" attribute?\n");
170        return NOT_ENOUGH_DATA;
171    }
172
173    return NO_ERROR;
174}
175
176status_t parseStyledString(Bundle* bundle,
177                           const char* fileName,
178                           ResXMLTree* inXml,
179                           const String16& endTag,
180                           String16* outString,
181                           Vector<StringPool::entry_style_span>* outSpans,
182                           bool isFormatted,
183                           bool pseudolocalize)
184{
185    Vector<StringPool::entry_style_span> spanStack;
186    String16 curString;
187    String16 rawString;
188    const char* errorMsg;
189    int xliffDepth = 0;
190    bool firstTime = true;
191
192    size_t len;
193    ResXMLTree::event_code_t code;
194    while ((code=inXml->next()) != ResXMLTree::END_DOCUMENT && code != ResXMLTree::BAD_DOCUMENT) {
195
196        if (code == ResXMLTree::TEXT) {
197            String16 text(inXml->getText(&len));
198            if (firstTime && text.size() > 0) {
199                firstTime = false;
200                if (text.string()[0] == '@') {
201                    // If this is a resource reference, don't do the pseudoloc.
202                    pseudolocalize = false;
203                }
204            }
205            if (xliffDepth == 0 && pseudolocalize) {
206                std::string orig(String8(text).string());
207                std::string pseudo = pseudolocalize_string(orig);
208                curString.append(String16(String8(pseudo.c_str())));
209            } else {
210                if (isFormatted && hasSubstitutionErrors(fileName, inXml, text) != NO_ERROR) {
211                    return UNKNOWN_ERROR;
212                } else {
213                    curString.append(text);
214                }
215            }
216        } else if (code == ResXMLTree::START_TAG) {
217            const String16 element16(inXml->getElementName(&len));
218            const String8 element8(element16);
219
220            size_t nslen;
221            const uint16_t* ns = inXml->getElementNamespace(&nslen);
222            if (ns == NULL) {
223                ns = (const uint16_t*)"\0\0";
224                nslen = 0;
225            }
226            const String8 nspace(String16(ns, nslen));
227            if (nspace == XLIFF_XMLNS) {
228                const int N = sizeof(ALLOWED_XLIFF_ELEMENTS)/sizeof(ALLOWED_XLIFF_ELEMENTS[0]);
229                for (int i=0; i<N; i++) {
230                    if (element8 == ALLOWED_XLIFF_ELEMENTS[i]) {
231                        xliffDepth++;
232                        // in this case, treat it like it was just text, in other words, do nothing
233                        // here and silently drop this element
234                        goto moveon;
235                    }
236                }
237                {
238                    SourcePos(String8(fileName), inXml->getLineNumber()).error(
239                            "Found unsupported XLIFF tag <%s>\n",
240                            element8.string());
241                    return UNKNOWN_ERROR;
242                }
243moveon:
244                continue;
245            }
246
247            if (outSpans == NULL) {
248                SourcePos(String8(fileName), inXml->getLineNumber()).error(
249                        "Found style tag <%s> where styles are not allowed\n", element8.string());
250                return UNKNOWN_ERROR;
251            }
252
253            if (!ResTable::collectString(outString, curString.string(),
254                                         curString.size(), false, &errorMsg, true)) {
255                SourcePos(String8(fileName), inXml->getLineNumber()).error("%s (in %s)\n",
256                        errorMsg, String8(curString).string());
257                return UNKNOWN_ERROR;
258            }
259            rawString.append(curString);
260            curString = String16();
261
262            StringPool::entry_style_span span;
263            span.name = element16;
264            for (size_t ai=0; ai<inXml->getAttributeCount(); ai++) {
265                span.name.append(String16(";"));
266                const char16_t* str = inXml->getAttributeName(ai, &len);
267                span.name.append(str, len);
268                span.name.append(String16("="));
269                str = inXml->getAttributeStringValue(ai, &len);
270                span.name.append(str, len);
271            }
272            //printf("Span: %s\n", String8(span.name).string());
273            span.span.firstChar = span.span.lastChar = outString->size();
274            spanStack.push(span);
275
276        } else if (code == ResXMLTree::END_TAG) {
277            size_t nslen;
278            const uint16_t* ns = inXml->getElementNamespace(&nslen);
279            if (ns == NULL) {
280                ns = (const uint16_t*)"\0\0";
281                nslen = 0;
282            }
283            const String8 nspace(String16(ns, nslen));
284            if (nspace == XLIFF_XMLNS) {
285                xliffDepth--;
286                continue;
287            }
288            if (!ResTable::collectString(outString, curString.string(),
289                                         curString.size(), false, &errorMsg, true)) {
290                SourcePos(String8(fileName), inXml->getLineNumber()).error("%s (in %s)\n",
291                        errorMsg, String8(curString).string());
292                return UNKNOWN_ERROR;
293            }
294            rawString.append(curString);
295            curString = String16();
296
297            if (spanStack.size() == 0) {
298                if (strcmp16(inXml->getElementName(&len), endTag.string()) != 0) {
299                    SourcePos(String8(fileName), inXml->getLineNumber()).error(
300                            "Found tag %s where <%s> close is expected\n",
301                            String8(inXml->getElementName(&len)).string(),
302                            String8(endTag).string());
303                    return UNKNOWN_ERROR;
304                }
305                break;
306            }
307            StringPool::entry_style_span span = spanStack.top();
308            String16 spanTag;
309            ssize_t semi = span.name.findFirst(';');
310            if (semi >= 0) {
311                spanTag.setTo(span.name.string(), semi);
312            } else {
313                spanTag.setTo(span.name);
314            }
315            if (strcmp16(inXml->getElementName(&len), spanTag.string()) != 0) {
316                SourcePos(String8(fileName), inXml->getLineNumber()).error(
317                        "Found close tag %s where close tag %s is expected\n",
318                        String8(inXml->getElementName(&len)).string(),
319                        String8(spanTag).string());
320                return UNKNOWN_ERROR;
321            }
322            bool empty = true;
323            if (outString->size() > 0) {
324                span.span.lastChar = outString->size()-1;
325                if (span.span.lastChar >= span.span.firstChar) {
326                    empty = false;
327                    outSpans->add(span);
328                }
329            }
330            spanStack.pop();
331
332            /*
333             * This warning seems to be just an irritation to most people,
334             * since it is typically introduced by translators who then never
335             * see the warning.
336             */
337            if (0 && empty) {
338                fprintf(stderr, "%s:%d: warning: empty '%s' span found in text '%s'\n",
339                        fileName, inXml->getLineNumber(),
340                        String8(spanTag).string(), String8(*outString).string());
341
342            }
343        } else if (code == ResXMLTree::START_NAMESPACE) {
344            // nothing
345        }
346    }
347
348    if (code == ResXMLTree::BAD_DOCUMENT) {
349            SourcePos(String8(fileName), inXml->getLineNumber()).error(
350                    "Error parsing XML\n");
351    }
352
353    if (outSpans != NULL && outSpans->size() > 0) {
354        if (curString.size() > 0) {
355            if (!ResTable::collectString(outString, curString.string(),
356                                         curString.size(), false, &errorMsg, true)) {
357                SourcePos(String8(fileName), inXml->getLineNumber()).error(
358                        "%s (in %s)\n",
359                        errorMsg, String8(curString).string());
360                return UNKNOWN_ERROR;
361            }
362        }
363    } else {
364        // There is no style information, so string processing will happen
365        // later as part of the overall type conversion.  Return to the
366        // client the raw unprocessed text.
367        rawString.append(curString);
368        outString->setTo(rawString);
369    }
370
371    return NO_ERROR;
372}
373
374struct namespace_entry {
375    String8 prefix;
376    String8 uri;
377};
378
379static String8 make_prefix(int depth)
380{
381    String8 prefix;
382    int i;
383    for (i=0; i<depth; i++) {
384        prefix.append("  ");
385    }
386    return prefix;
387}
388
389static String8 build_namespace(const Vector<namespace_entry>& namespaces,
390        const uint16_t* ns)
391{
392    String8 str;
393    if (ns != NULL) {
394        str = String8(ns);
395        const size_t N = namespaces.size();
396        for (size_t i=0; i<N; i++) {
397            const namespace_entry& ne = namespaces.itemAt(i);
398            if (ne.uri == str) {
399                str = ne.prefix;
400                break;
401            }
402        }
403        str.append(":");
404    }
405    return str;
406}
407
408void printXMLBlock(ResXMLTree* block)
409{
410    block->restart();
411
412    Vector<namespace_entry> namespaces;
413
414    ResXMLTree::event_code_t code;
415    int depth = 0;
416    while ((code=block->next()) != ResXMLTree::END_DOCUMENT && code != ResXMLTree::BAD_DOCUMENT) {
417        String8 prefix = make_prefix(depth);
418        int i;
419        if (code == ResXMLTree::START_TAG) {
420            size_t len;
421            const uint16_t* ns16 = block->getElementNamespace(&len);
422            String8 elemNs = build_namespace(namespaces, ns16);
423            const uint16_t* com16 = block->getComment(&len);
424            if (com16) {
425                printf("%s <!-- %s -->\n", prefix.string(), String8(com16).string());
426            }
427            printf("%sE: %s%s (line=%d)\n", prefix.string(), elemNs.string(),
428                   String8(block->getElementName(&len)).string(),
429                   block->getLineNumber());
430            int N = block->getAttributeCount();
431            depth++;
432            prefix = make_prefix(depth);
433            for (i=0; i<N; i++) {
434                uint32_t res = block->getAttributeNameResID(i);
435                ns16 = block->getAttributeNamespace(i, &len);
436                String8 ns = build_namespace(namespaces, ns16);
437                String8 name(block->getAttributeName(i, &len));
438                printf("%sA: ", prefix.string());
439                if (res) {
440                    printf("%s%s(0x%08x)", ns.string(), name.string(), res);
441                } else {
442                    printf("%s%s", ns.string(), name.string());
443                }
444                Res_value value;
445                block->getAttributeValue(i, &value);
446                if (value.dataType == Res_value::TYPE_NULL) {
447                    printf("=(null)");
448                } else if (value.dataType == Res_value::TYPE_REFERENCE) {
449                    printf("=@0x%x", (int)value.data);
450                } else if (value.dataType == Res_value::TYPE_ATTRIBUTE) {
451                    printf("=?0x%x", (int)value.data);
452                } else if (value.dataType == Res_value::TYPE_STRING) {
453                    printf("=\"%s\"",
454                            ResTable::normalizeForOutput(String8(block->getAttributeStringValue(i,
455                                        &len)).string()).string());
456                } else {
457                    printf("=(type 0x%x)0x%x", (int)value.dataType, (int)value.data);
458                }
459                const char16_t* val = block->getAttributeStringValue(i, &len);
460                if (val != NULL) {
461                    printf(" (Raw: \"%s\")", ResTable::normalizeForOutput(String8(val).string()).
462                            string());
463                }
464                printf("\n");
465            }
466        } else if (code == ResXMLTree::END_TAG) {
467            depth--;
468        } else if (code == ResXMLTree::START_NAMESPACE) {
469            namespace_entry ns;
470            size_t len;
471            const uint16_t* prefix16 = block->getNamespacePrefix(&len);
472            if (prefix16) {
473                ns.prefix = String8(prefix16);
474            } else {
475                ns.prefix = "<DEF>";
476            }
477            ns.uri = String8(block->getNamespaceUri(&len));
478            namespaces.push(ns);
479            printf("%sN: %s=%s\n", prefix.string(), ns.prefix.string(),
480                    ns.uri.string());
481            depth++;
482        } else if (code == ResXMLTree::END_NAMESPACE) {
483            depth--;
484            const namespace_entry& ns = namespaces.top();
485            size_t len;
486            const uint16_t* prefix16 = block->getNamespacePrefix(&len);
487            String8 pr;
488            if (prefix16) {
489                pr = String8(prefix16);
490            } else {
491                pr = "<DEF>";
492            }
493            if (ns.prefix != pr) {
494                prefix = make_prefix(depth);
495                printf("%s*** BAD END NS PREFIX: found=%s, expected=%s\n",
496                        prefix.string(), pr.string(), ns.prefix.string());
497            }
498            String8 uri = String8(block->getNamespaceUri(&len));
499            if (ns.uri != uri) {
500                prefix = make_prefix(depth);
501                printf("%s *** BAD END NS URI: found=%s, expected=%s\n",
502                        prefix.string(), uri.string(), ns.uri.string());
503            }
504            namespaces.pop();
505        } else if (code == ResXMLTree::TEXT) {
506            size_t len;
507            printf("%sC: \"%s\"\n", prefix.string(), ResTable::normalizeForOutput(
508                        String8(block->getText(&len)).string()).string());
509        }
510    }
511
512    block->restart();
513}
514
515status_t parseXMLResource(const sp<AaptFile>& file, ResXMLTree* outTree,
516                          bool stripAll, bool keepComments,
517                          const char** cDataTags)
518{
519    sp<XMLNode> root = XMLNode::parse(file);
520    if (root == NULL) {
521        return UNKNOWN_ERROR;
522    }
523    root->removeWhitespace(stripAll, cDataTags);
524
525    NOISY(printf("Input XML from %s:\n", (const char*)file->getPrintableSource()));
526    NOISY(root->print());
527    sp<AaptFile> rsc = new AaptFile(String8(), AaptGroupEntry(), String8());
528    status_t err = root->flatten(rsc, !keepComments, false);
529    if (err != NO_ERROR) {
530        return err;
531    }
532    err = outTree->setTo(rsc->getData(), rsc->getSize(), true);
533    if (err != NO_ERROR) {
534        return err;
535    }
536
537    NOISY(printf("Output XML:\n"));
538    NOISY(printXMLBlock(outTree));
539
540    return NO_ERROR;
541}
542
543sp<XMLNode> XMLNode::parse(const sp<AaptFile>& file)
544{
545    char buf[16384];
546    int fd = open(file->getSourceFile().string(), O_RDONLY | O_BINARY);
547    if (fd < 0) {
548        SourcePos(file->getSourceFile(), -1).error("Unable to open file for read: %s",
549                strerror(errno));
550        return NULL;
551    }
552
553    XML_Parser parser = XML_ParserCreateNS(NULL, 1);
554    ParseState state;
555    state.filename = file->getPrintableSource();
556    state.parser = parser;
557    XML_SetUserData(parser, &state);
558    XML_SetElementHandler(parser, startElement, endElement);
559    XML_SetNamespaceDeclHandler(parser, startNamespace, endNamespace);
560    XML_SetCharacterDataHandler(parser, characterData);
561    XML_SetCommentHandler(parser, commentData);
562
563    ssize_t len;
564    bool done;
565    do {
566        len = read(fd, buf, sizeof(buf));
567        done = len < (ssize_t)sizeof(buf);
568        if (len < 0) {
569            SourcePos(file->getSourceFile(), -1).error("Error reading file: %s\n", strerror(errno));
570            close(fd);
571            return NULL;
572        }
573        if (XML_Parse(parser, buf, len, done) == XML_STATUS_ERROR) {
574            SourcePos(file->getSourceFile(), (int)XML_GetCurrentLineNumber(parser)).error(
575                    "Error parsing XML: %s\n", XML_ErrorString(XML_GetErrorCode(parser)));
576            close(fd);
577            return NULL;
578        }
579    } while (!done);
580
581    XML_ParserFree(parser);
582    if (state.root == NULL) {
583        SourcePos(file->getSourceFile(), -1).error("No XML data generated when parsing");
584    }
585    close(fd);
586    return state.root;
587}
588
589XMLNode::XMLNode(const String8& filename, const String16& s1, const String16& s2, bool isNamespace)
590    : mNextAttributeIndex(0x80000000)
591    , mFilename(filename)
592    , mStartLineNumber(0)
593    , mEndLineNumber(0)
594    , mUTF8(false)
595{
596    if (isNamespace) {
597        mNamespacePrefix = s1;
598        mNamespaceUri = s2;
599    } else {
600        mNamespaceUri = s1;
601        mElementName = s2;
602    }
603}
604
605XMLNode::XMLNode(const String8& filename)
606    : mFilename(filename)
607{
608    memset(&mCharsValue, 0, sizeof(mCharsValue));
609}
610
611XMLNode::type XMLNode::getType() const
612{
613    if (mElementName.size() != 0) {
614        return TYPE_ELEMENT;
615    }
616    if (mNamespaceUri.size() != 0) {
617        return TYPE_NAMESPACE;
618    }
619    return TYPE_CDATA;
620}
621
622const String16& XMLNode::getNamespacePrefix() const
623{
624    return mNamespacePrefix;
625}
626
627const String16& XMLNode::getNamespaceUri() const
628{
629    return mNamespaceUri;
630}
631
632const String16& XMLNode::getElementNamespace() const
633{
634    return mNamespaceUri;
635}
636
637const String16& XMLNode::getElementName() const
638{
639    return mElementName;
640}
641
642const Vector<sp<XMLNode> >& XMLNode::getChildren() const
643{
644    return mChildren;
645}
646
647const String8& XMLNode::getFilename() const
648{
649    return mFilename;
650}
651
652const Vector<XMLNode::attribute_entry>&
653    XMLNode::getAttributes() const
654{
655    return mAttributes;
656}
657
658const XMLNode::attribute_entry* XMLNode::getAttribute(const String16& ns,
659        const String16& name) const
660{
661    for (size_t i=0; i<mAttributes.size(); i++) {
662        const attribute_entry& ae(mAttributes.itemAt(i));
663        if (ae.ns == ns && ae.name == name) {
664            return &ae;
665        }
666    }
667
668    return NULL;
669}
670
671XMLNode::attribute_entry* XMLNode::editAttribute(const String16& ns,
672        const String16& name)
673{
674    for (size_t i=0; i<mAttributes.size(); i++) {
675        attribute_entry * ae = &mAttributes.editItemAt(i);
676        if (ae->ns == ns && ae->name == name) {
677            return ae;
678        }
679    }
680
681    return NULL;
682}
683
684const String16& XMLNode::getCData() const
685{
686    return mChars;
687}
688
689const String16& XMLNode::getComment() const
690{
691    return mComment;
692}
693
694int32_t XMLNode::getStartLineNumber() const
695{
696    return mStartLineNumber;
697}
698
699int32_t XMLNode::getEndLineNumber() const
700{
701    return mEndLineNumber;
702}
703
704sp<XMLNode> XMLNode::searchElement(const String16& tagNamespace, const String16& tagName)
705{
706    if (getType() == XMLNode::TYPE_ELEMENT
707            && mNamespaceUri == tagNamespace
708            && mElementName == tagName) {
709        return this;
710    }
711
712    for (size_t i=0; i<mChildren.size(); i++) {
713        sp<XMLNode> found = mChildren.itemAt(i)->searchElement(tagNamespace, tagName);
714        if (found != NULL) {
715            return found;
716        }
717    }
718
719    return NULL;
720}
721
722sp<XMLNode> XMLNode::getChildElement(const String16& tagNamespace, const String16& tagName)
723{
724    for (size_t i=0; i<mChildren.size(); i++) {
725        sp<XMLNode> child = mChildren.itemAt(i);
726        if (child->getType() == XMLNode::TYPE_ELEMENT
727                && child->mNamespaceUri == tagNamespace
728                && child->mElementName == tagName) {
729            return child;
730        }
731    }
732
733    return NULL;
734}
735
736status_t XMLNode::addChild(const sp<XMLNode>& child)
737{
738    if (getType() == TYPE_CDATA) {
739        SourcePos(mFilename, child->getStartLineNumber()).error("Child to CDATA node.");
740        return UNKNOWN_ERROR;
741    }
742    //printf("Adding child %p to parent %p\n", child.get(), this);
743    mChildren.add(child);
744    return NO_ERROR;
745}
746
747status_t XMLNode::insertChildAt(const sp<XMLNode>& child, size_t index)
748{
749    if (getType() == TYPE_CDATA) {
750        SourcePos(mFilename, child->getStartLineNumber()).error("Child to CDATA node.");
751        return UNKNOWN_ERROR;
752    }
753    //printf("Adding child %p to parent %p\n", child.get(), this);
754    mChildren.insertAt(child, index);
755    return NO_ERROR;
756}
757
758status_t XMLNode::addAttribute(const String16& ns, const String16& name,
759                               const String16& value)
760{
761    if (getType() == TYPE_CDATA) {
762        SourcePos(mFilename, getStartLineNumber()).error("Child to CDATA node.");
763        return UNKNOWN_ERROR;
764    }
765    attribute_entry e;
766    e.index = mNextAttributeIndex++;
767    e.ns = ns;
768    e.name = name;
769    e.string = value;
770    mAttributes.add(e);
771    mAttributeOrder.add(e.index, mAttributes.size()-1);
772    return NO_ERROR;
773}
774
775void XMLNode::setAttributeResID(size_t attrIdx, uint32_t resId)
776{
777    attribute_entry& e = mAttributes.editItemAt(attrIdx);
778    if (e.nameResId) {
779        mAttributeOrder.removeItem(e.nameResId);
780    } else {
781        mAttributeOrder.removeItem(e.index);
782    }
783    NOISY(printf("Elem %s %s=\"%s\": set res id = 0x%08x\n",
784            String8(getElementName()).string(),
785            String8(mAttributes.itemAt(attrIdx).name).string(),
786            String8(mAttributes.itemAt(attrIdx).string).string(),
787            resId));
788    mAttributes.editItemAt(attrIdx).nameResId = resId;
789    mAttributeOrder.add(resId, attrIdx);
790}
791
792status_t XMLNode::appendChars(const String16& chars)
793{
794    if (getType() != TYPE_CDATA) {
795        SourcePos(mFilename, getStartLineNumber()).error("Adding characters to element node.");
796        return UNKNOWN_ERROR;
797    }
798    mChars.append(chars);
799    return NO_ERROR;
800}
801
802status_t XMLNode::appendComment(const String16& comment)
803{
804    if (mComment.size() > 0) {
805        mComment.append(String16("\n"));
806    }
807    mComment.append(comment);
808    return NO_ERROR;
809}
810
811void XMLNode::setStartLineNumber(int32_t line)
812{
813    mStartLineNumber = line;
814}
815
816void XMLNode::setEndLineNumber(int32_t line)
817{
818    mEndLineNumber = line;
819}
820
821void XMLNode::removeWhitespace(bool stripAll, const char** cDataTags)
822{
823    //printf("Removing whitespace in %s\n", String8(mElementName).string());
824    size_t N = mChildren.size();
825    if (cDataTags) {
826        String8 tag(mElementName);
827        const char** p = cDataTags;
828        while (*p) {
829            if (tag == *p) {
830                stripAll = false;
831                break;
832            }
833        }
834    }
835    for (size_t i=0; i<N; i++) {
836        sp<XMLNode> node = mChildren.itemAt(i);
837        if (node->getType() == TYPE_CDATA) {
838            // This is a CDATA node...
839            const char16_t* p = node->mChars.string();
840            while (*p != 0 && *p < 128 && isspace(*p)) {
841                p++;
842            }
843            //printf("Space ends at %d in \"%s\"\n",
844            //       (int)(p-node->mChars.string()),
845            //       String8(node->mChars).string());
846            if (*p == 0) {
847                if (stripAll) {
848                    // Remove this node!
849                    mChildren.removeAt(i);
850                    N--;
851                    i--;
852                } else {
853                    node->mChars = String16(" ");
854                }
855            } else {
856                // Compact leading/trailing whitespace.
857                const char16_t* e = node->mChars.string()+node->mChars.size()-1;
858                while (e > p && *e < 128 && isspace(*e)) {
859                    e--;
860                }
861                if (p > node->mChars.string()) {
862                    p--;
863                }
864                if (e < (node->mChars.string()+node->mChars.size()-1)) {
865                    e++;
866                }
867                if (p > node->mChars.string() ||
868                    e < (node->mChars.string()+node->mChars.size()-1)) {
869                    String16 tmp(p, e-p+1);
870                    node->mChars = tmp;
871                }
872            }
873        } else {
874            node->removeWhitespace(stripAll, cDataTags);
875        }
876    }
877}
878
879status_t XMLNode::parseValues(const sp<AaptAssets>& assets,
880                              ResourceTable* table)
881{
882    bool hasErrors = false;
883
884    if (getType() == TYPE_ELEMENT) {
885        const size_t N = mAttributes.size();
886        String16 defPackage(assets->getPackage());
887        for (size_t i=0; i<N; i++) {
888            attribute_entry& e = mAttributes.editItemAt(i);
889            AccessorCookie ac(SourcePos(mFilename, getStartLineNumber()), String8(e.name),
890                    String8(e.string));
891            table->setCurrentXmlPos(SourcePos(mFilename, getStartLineNumber()));
892            if (!assets->getIncludedResources()
893                    .stringToValue(&e.value, &e.string,
894                                  e.string.string(), e.string.size(), true, true,
895                                  e.nameResId, NULL, &defPackage, table, &ac)) {
896                hasErrors = true;
897            }
898            NOISY(printf("Attr %s: type=0x%x, str=%s\n",
899                   String8(e.name).string(), e.value.dataType,
900                   String8(e.string).string()));
901        }
902    }
903    const size_t N = mChildren.size();
904    for (size_t i=0; i<N; i++) {
905        status_t err = mChildren.itemAt(i)->parseValues(assets, table);
906        if (err != NO_ERROR) {
907            hasErrors = true;
908        }
909    }
910    return hasErrors ? UNKNOWN_ERROR : NO_ERROR;
911}
912
913status_t XMLNode::assignResourceIds(const sp<AaptAssets>& assets,
914                                    const ResourceTable* table)
915{
916    bool hasErrors = false;
917
918    if (getType() == TYPE_ELEMENT) {
919        String16 attr("attr");
920        const char* errorMsg;
921        const size_t N = mAttributes.size();
922        for (size_t i=0; i<N; i++) {
923            const attribute_entry& e = mAttributes.itemAt(i);
924            if (e.ns.size() <= 0) continue;
925            bool nsIsPublic;
926            String16 pkg(getNamespaceResourcePackage(e.ns, &nsIsPublic));
927            NOISY(printf("Elem %s %s=\"%s\": namespace(%s) %s ===> %s\n",
928                    String8(getElementName()).string(),
929                    String8(e.name).string(),
930                    String8(e.string).string(),
931                    String8(e.ns).string(),
932                    (nsIsPublic) ? "public" : "private",
933                    String8(pkg).string()));
934            if (pkg.size() <= 0) continue;
935            uint32_t res = table != NULL
936                ? table->getResId(e.name, &attr, &pkg, &errorMsg, nsIsPublic)
937                : assets->getIncludedResources().
938                    identifierForName(e.name.string(), e.name.size(),
939                                      attr.string(), attr.size(),
940                                      pkg.string(), pkg.size());
941            if (res != 0) {
942                NOISY(printf("XML attribute name %s: resid=0x%08x\n",
943                             String8(e.name).string(), res));
944                setAttributeResID(i, res);
945            } else {
946                SourcePos(mFilename, getStartLineNumber()).error(
947                        "No resource identifier found for attribute '%s' in package '%s'\n",
948                        String8(e.name).string(), String8(pkg).string());
949                hasErrors = true;
950            }
951        }
952    }
953    const size_t N = mChildren.size();
954    for (size_t i=0; i<N; i++) {
955        status_t err = mChildren.itemAt(i)->assignResourceIds(assets, table);
956        if (err < NO_ERROR) {
957            hasErrors = true;
958        }
959    }
960
961    return hasErrors ? UNKNOWN_ERROR : NO_ERROR;
962}
963
964status_t XMLNode::flatten(const sp<AaptFile>& dest,
965        bool stripComments, bool stripRawValues) const
966{
967    StringPool strings = StringPool(false, mUTF8);
968    Vector<uint32_t> resids;
969
970    // First collect just the strings for attribute names that have a
971    // resource ID assigned to them.  This ensures that the resource ID
972    // array is compact, and makes it easier to deal with attribute names
973    // in different namespaces (and thus with different resource IDs).
974    collect_resid_strings(&strings, &resids);
975
976    // Next collect all remainibng strings.
977    collect_strings(&strings, &resids, stripComments, stripRawValues);
978
979#if 0  // No longer compiles
980    NOISY(printf("Found strings:\n");
981        const size_t N = strings.size();
982        for (size_t i=0; i<N; i++) {
983            printf("%s\n", String8(strings.entryAt(i).string).string());
984        }
985    );
986#endif
987
988    sp<AaptFile> stringPool = strings.createStringBlock();
989    NOISY(aout << "String pool:"
990          << HexDump(stringPool->getData(), stringPool->getSize()) << endl);
991
992    ResXMLTree_header header;
993    memset(&header, 0, sizeof(header));
994    header.header.type = htods(RES_XML_TYPE);
995    header.header.headerSize = htods(sizeof(header));
996
997    const size_t basePos = dest->getSize();
998    dest->writeData(&header, sizeof(header));
999    dest->writeData(stringPool->getData(), stringPool->getSize());
1000
1001    // If we have resource IDs, write them.
1002    if (resids.size() > 0) {
1003        const size_t resIdsPos = dest->getSize();
1004        const size_t resIdsSize =
1005            sizeof(ResChunk_header)+(sizeof(uint32_t)*resids.size());
1006        ResChunk_header* idsHeader = (ResChunk_header*)
1007            (((const uint8_t*)dest->editData(resIdsPos+resIdsSize))+resIdsPos);
1008        idsHeader->type = htods(RES_XML_RESOURCE_MAP_TYPE);
1009        idsHeader->headerSize = htods(sizeof(*idsHeader));
1010        idsHeader->size = htodl(resIdsSize);
1011        uint32_t* ids = (uint32_t*)(idsHeader+1);
1012        for (size_t i=0; i<resids.size(); i++) {
1013            *ids++ = htodl(resids[i]);
1014        }
1015    }
1016
1017    flatten_node(strings, dest, stripComments, stripRawValues);
1018
1019    void* data = dest->editData();
1020    ResXMLTree_header* hd = (ResXMLTree_header*)(((uint8_t*)data)+basePos);
1021    size_t size = dest->getSize()-basePos;
1022    hd->header.size = htodl(dest->getSize()-basePos);
1023
1024    NOISY(aout << "XML resource:"
1025          << HexDump(dest->getData(), dest->getSize()) << endl);
1026
1027    #if PRINT_STRING_METRICS
1028    fprintf(stderr, "**** total xml size: %d / %d%% strings (in %s)\n",
1029        dest->getSize(), (stringPool->getSize()*100)/dest->getSize(),
1030        dest->getPath().string());
1031    #endif
1032
1033    return NO_ERROR;
1034}
1035
1036void XMLNode::print(int indent)
1037{
1038    String8 prefix;
1039    int i;
1040    for (i=0; i<indent; i++) {
1041        prefix.append("  ");
1042    }
1043    if (getType() == TYPE_ELEMENT) {
1044        String8 elemNs(getNamespaceUri());
1045        if (elemNs.size() > 0) {
1046            elemNs.append(":");
1047        }
1048        printf("%s E: %s%s", prefix.string(),
1049               elemNs.string(), String8(getElementName()).string());
1050        int N = mAttributes.size();
1051        for (i=0; i<N; i++) {
1052            ssize_t idx = mAttributeOrder.valueAt(i);
1053            if (i == 0) {
1054                printf(" / ");
1055            } else {
1056                printf(", ");
1057            }
1058            const attribute_entry& attr = mAttributes.itemAt(idx);
1059            String8 attrNs(attr.ns);
1060            if (attrNs.size() > 0) {
1061                attrNs.append(":");
1062            }
1063            if (attr.nameResId) {
1064                printf("%s%s(0x%08x)", attrNs.string(),
1065                       String8(attr.name).string(), attr.nameResId);
1066            } else {
1067                printf("%s%s", attrNs.string(), String8(attr.name).string());
1068            }
1069            printf("=%s", String8(attr.string).string());
1070        }
1071        printf("\n");
1072    } else if (getType() == TYPE_NAMESPACE) {
1073        printf("%s N: %s=%s\n", prefix.string(),
1074               getNamespacePrefix().size() > 0
1075                    ? String8(getNamespacePrefix()).string() : "<DEF>",
1076               String8(getNamespaceUri()).string());
1077    } else {
1078        printf("%s C: \"%s\"\n", prefix.string(), String8(getCData()).string());
1079    }
1080    int N = mChildren.size();
1081    for (i=0; i<N; i++) {
1082        mChildren.itemAt(i)->print(indent+1);
1083    }
1084}
1085
1086static void splitName(const char* name, String16* outNs, String16* outName)
1087{
1088    const char* p = name;
1089    while (*p != 0 && *p != 1) {
1090        p++;
1091    }
1092    if (*p == 0) {
1093        *outNs = String16();
1094        *outName = String16(name);
1095    } else {
1096        *outNs = String16(name, (p-name));
1097        *outName = String16(p+1);
1098    }
1099}
1100
1101void XMLCALL
1102XMLNode::startNamespace(void *userData, const char *prefix, const char *uri)
1103{
1104    NOISY_PARSE(printf("Start Namespace: %s %s\n", prefix, uri));
1105    ParseState* st = (ParseState*)userData;
1106    sp<XMLNode> node = XMLNode::newNamespace(st->filename,
1107            String16(prefix != NULL ? prefix : ""), String16(uri));
1108    node->setStartLineNumber(XML_GetCurrentLineNumber(st->parser));
1109    if (st->stack.size() > 0) {
1110        st->stack.itemAt(st->stack.size()-1)->addChild(node);
1111    } else {
1112        st->root = node;
1113    }
1114    st->stack.push(node);
1115}
1116
1117void XMLCALL
1118XMLNode::startElement(void *userData, const char *name, const char **atts)
1119{
1120    NOISY_PARSE(printf("Start Element: %s\n", name));
1121    ParseState* st = (ParseState*)userData;
1122    String16 ns16, name16;
1123    splitName(name, &ns16, &name16);
1124    sp<XMLNode> node = XMLNode::newElement(st->filename, ns16, name16);
1125    node->setStartLineNumber(XML_GetCurrentLineNumber(st->parser));
1126    if (st->pendingComment.size() > 0) {
1127        node->appendComment(st->pendingComment);
1128        st->pendingComment = String16();
1129    }
1130    if (st->stack.size() > 0) {
1131        st->stack.itemAt(st->stack.size()-1)->addChild(node);
1132    } else {
1133        st->root = node;
1134    }
1135    st->stack.push(node);
1136
1137    for (int i = 0; atts[i]; i += 2) {
1138        splitName(atts[i], &ns16, &name16);
1139        node->addAttribute(ns16, name16, String16(atts[i+1]));
1140    }
1141}
1142
1143void XMLCALL
1144XMLNode::characterData(void *userData, const XML_Char *s, int len)
1145{
1146    NOISY_PARSE(printf("CDATA: \"%s\"\n", String8(s, len).string()));
1147    ParseState* st = (ParseState*)userData;
1148    sp<XMLNode> node = NULL;
1149    if (st->stack.size() == 0) {
1150        return;
1151    }
1152    sp<XMLNode> parent = st->stack.itemAt(st->stack.size()-1);
1153    if (parent != NULL && parent->getChildren().size() > 0) {
1154        node = parent->getChildren()[parent->getChildren().size()-1];
1155        if (node->getType() != TYPE_CDATA) {
1156            // Last node is not CDATA, need to make a new node.
1157            node = NULL;
1158        }
1159    }
1160
1161    if (node == NULL) {
1162        node = XMLNode::newCData(st->filename);
1163        node->setStartLineNumber(XML_GetCurrentLineNumber(st->parser));
1164        parent->addChild(node);
1165    }
1166
1167    node->appendChars(String16(s, len));
1168}
1169
1170void XMLCALL
1171XMLNode::endElement(void *userData, const char *name)
1172{
1173    NOISY_PARSE(printf("End Element: %s\n", name));
1174    ParseState* st = (ParseState*)userData;
1175    sp<XMLNode> node = st->stack.itemAt(st->stack.size()-1);
1176    node->setEndLineNumber(XML_GetCurrentLineNumber(st->parser));
1177    if (st->pendingComment.size() > 0) {
1178        node->appendComment(st->pendingComment);
1179        st->pendingComment = String16();
1180    }
1181    String16 ns16, name16;
1182    splitName(name, &ns16, &name16);
1183    LOG_ALWAYS_FATAL_IF(node->getElementNamespace() != ns16
1184                        || node->getElementName() != name16,
1185                        "Bad end element %s", name);
1186    st->stack.pop();
1187}
1188
1189void XMLCALL
1190XMLNode::endNamespace(void *userData, const char *prefix)
1191{
1192    const char* nonNullPrefix = prefix != NULL ? prefix : "";
1193    NOISY_PARSE(printf("End Namespace: %s\n", prefix));
1194    ParseState* st = (ParseState*)userData;
1195    sp<XMLNode> node = st->stack.itemAt(st->stack.size()-1);
1196    node->setEndLineNumber(XML_GetCurrentLineNumber(st->parser));
1197    LOG_ALWAYS_FATAL_IF(node->getNamespacePrefix() != String16(nonNullPrefix),
1198                        "Bad end namespace %s", prefix);
1199    st->stack.pop();
1200}
1201
1202void XMLCALL
1203XMLNode::commentData(void *userData, const char *comment)
1204{
1205    NOISY_PARSE(printf("Comment: %s\n", comment));
1206    ParseState* st = (ParseState*)userData;
1207    if (st->pendingComment.size() > 0) {
1208        st->pendingComment.append(String16("\n"));
1209    }
1210    st->pendingComment.append(String16(comment));
1211}
1212
1213status_t XMLNode::collect_strings(StringPool* dest, Vector<uint32_t>* outResIds,
1214        bool stripComments, bool stripRawValues) const
1215{
1216    collect_attr_strings(dest, outResIds, true);
1217
1218    int i;
1219    if (mNamespacePrefix.size() > 0) {
1220        dest->add(mNamespacePrefix, true);
1221    }
1222    if (mNamespaceUri.size() > 0) {
1223        dest->add(mNamespaceUri, true);
1224    }
1225    if (mElementName.size() > 0) {
1226        dest->add(mElementName, true);
1227    }
1228
1229    if (!stripComments && mComment.size() > 0) {
1230        dest->add(mComment, true);
1231    }
1232
1233    const int NA = mAttributes.size();
1234
1235    for (i=0; i<NA; i++) {
1236        const attribute_entry& ae = mAttributes.itemAt(i);
1237        if (ae.ns.size() > 0) {
1238            dest->add(ae.ns, true);
1239        }
1240        if (!stripRawValues || ae.needStringValue()) {
1241            dest->add(ae.string, true);
1242        }
1243        /*
1244        if (ae.value.dataType == Res_value::TYPE_NULL
1245                || ae.value.dataType == Res_value::TYPE_STRING) {
1246            dest->add(ae.string, true);
1247        }
1248        */
1249    }
1250
1251    if (mElementName.size() == 0) {
1252        // If not an element, include the CDATA, even if it is empty.
1253        dest->add(mChars, true);
1254    }
1255
1256    const int NC = mChildren.size();
1257
1258    for (i=0; i<NC; i++) {
1259        mChildren.itemAt(i)->collect_strings(dest, outResIds,
1260                stripComments, stripRawValues);
1261    }
1262
1263    return NO_ERROR;
1264}
1265
1266status_t XMLNode::collect_attr_strings(StringPool* outPool,
1267        Vector<uint32_t>* outResIds, bool allAttrs) const {
1268    const int NA = mAttributes.size();
1269
1270    for (int i=0; i<NA; i++) {
1271        const attribute_entry& attr = mAttributes.itemAt(i);
1272        uint32_t id = attr.nameResId;
1273        if (id || allAttrs) {
1274            // See if we have already assigned this resource ID to a pooled
1275            // string...
1276            const Vector<size_t>* indices = outPool->offsetsForString(attr.name);
1277            ssize_t idx = -1;
1278            if (indices != NULL) {
1279                const int NJ = indices->size();
1280                const size_t NR = outResIds->size();
1281                for (int j=0; j<NJ; j++) {
1282                    size_t strIdx = indices->itemAt(j);
1283                    if (strIdx >= NR) {
1284                        if (id == 0) {
1285                            // We don't need to assign a resource ID for this one.
1286                            idx = strIdx;
1287                            break;
1288                        }
1289                        // Just ignore strings that are out of range of
1290                        // the currently assigned resource IDs...  we add
1291                        // strings as we assign the first ID.
1292                    } else if (outResIds->itemAt(strIdx) == id) {
1293                        idx = strIdx;
1294                        break;
1295                    }
1296                }
1297            }
1298            if (idx < 0) {
1299                idx = outPool->add(attr.name);
1300                NOISY(printf("Adding attr %s (resid 0x%08x) to pool: idx=%d\n",
1301                        String8(attr.name).string(), id, idx));
1302                if (id != 0) {
1303                    while ((ssize_t)outResIds->size() <= idx) {
1304                        outResIds->add(0);
1305                    }
1306                    outResIds->replaceAt(id, idx);
1307                }
1308            }
1309            attr.namePoolIdx = idx;
1310            NOISY(printf("String %s offset=0x%08x\n",
1311                         String8(attr.name).string(), idx));
1312        }
1313    }
1314
1315    return NO_ERROR;
1316}
1317
1318status_t XMLNode::collect_resid_strings(StringPool* outPool,
1319        Vector<uint32_t>* outResIds) const
1320{
1321    collect_attr_strings(outPool, outResIds, false);
1322
1323    const int NC = mChildren.size();
1324
1325    for (int i=0; i<NC; i++) {
1326        mChildren.itemAt(i)->collect_resid_strings(outPool, outResIds);
1327    }
1328
1329    return NO_ERROR;
1330}
1331
1332status_t XMLNode::flatten_node(const StringPool& strings, const sp<AaptFile>& dest,
1333        bool stripComments, bool stripRawValues) const
1334{
1335    ResXMLTree_node node;
1336    ResXMLTree_cdataExt cdataExt;
1337    ResXMLTree_namespaceExt namespaceExt;
1338    ResXMLTree_attrExt attrExt;
1339    const void* extData = NULL;
1340    size_t extSize = 0;
1341    ResXMLTree_attribute attr;
1342
1343    const size_t NA = mAttributes.size();
1344    const size_t NC = mChildren.size();
1345    size_t i;
1346
1347    LOG_ALWAYS_FATAL_IF(NA != mAttributeOrder.size(), "Attributes messed up!");
1348
1349    const String16 id16("id");
1350    const String16 class16("class");
1351    const String16 style16("style");
1352
1353    const type type = getType();
1354
1355    memset(&node, 0, sizeof(node));
1356    memset(&attr, 0, sizeof(attr));
1357    node.header.headerSize = htods(sizeof(node));
1358    node.lineNumber = htodl(getStartLineNumber());
1359    if (!stripComments) {
1360        node.comment.index = htodl(
1361            mComment.size() > 0 ? strings.offsetForString(mComment) : -1);
1362        //if (mComment.size() > 0) {
1363        //  printf("Flattening comment: %s\n", String8(mComment).string());
1364        //}
1365    } else {
1366        node.comment.index = htodl((uint32_t)-1);
1367    }
1368    if (type == TYPE_ELEMENT) {
1369        node.header.type = htods(RES_XML_START_ELEMENT_TYPE);
1370        extData = &attrExt;
1371        extSize = sizeof(attrExt);
1372        memset(&attrExt, 0, sizeof(attrExt));
1373        if (mNamespaceUri.size() > 0) {
1374            attrExt.ns.index = htodl(strings.offsetForString(mNamespaceUri));
1375        } else {
1376            attrExt.ns.index = htodl((uint32_t)-1);
1377        }
1378        attrExt.name.index = htodl(strings.offsetForString(mElementName));
1379        attrExt.attributeStart = htods(sizeof(attrExt));
1380        attrExt.attributeSize = htods(sizeof(attr));
1381        attrExt.attributeCount = htods(NA);
1382        attrExt.idIndex = htods(0);
1383        attrExt.classIndex = htods(0);
1384        attrExt.styleIndex = htods(0);
1385        for (i=0; i<NA; i++) {
1386            ssize_t idx = mAttributeOrder.valueAt(i);
1387            const attribute_entry& ae = mAttributes.itemAt(idx);
1388            if (ae.ns.size() == 0) {
1389                if (ae.name == id16) {
1390                    attrExt.idIndex = htods(i+1);
1391                } else if (ae.name == class16) {
1392                    attrExt.classIndex = htods(i+1);
1393                } else if (ae.name == style16) {
1394                    attrExt.styleIndex = htods(i+1);
1395                }
1396            }
1397        }
1398    } else if (type == TYPE_NAMESPACE) {
1399        node.header.type = htods(RES_XML_START_NAMESPACE_TYPE);
1400        extData = &namespaceExt;
1401        extSize = sizeof(namespaceExt);
1402        memset(&namespaceExt, 0, sizeof(namespaceExt));
1403        if (mNamespacePrefix.size() > 0) {
1404            namespaceExt.prefix.index = htodl(strings.offsetForString(mNamespacePrefix));
1405        } else {
1406            namespaceExt.prefix.index = htodl((uint32_t)-1);
1407        }
1408        namespaceExt.prefix.index = htodl(strings.offsetForString(mNamespacePrefix));
1409        namespaceExt.uri.index = htodl(strings.offsetForString(mNamespaceUri));
1410        LOG_ALWAYS_FATAL_IF(NA != 0, "Namespace nodes can't have attributes!");
1411    } else if (type == TYPE_CDATA) {
1412        node.header.type = htods(RES_XML_CDATA_TYPE);
1413        extData = &cdataExt;
1414        extSize = sizeof(cdataExt);
1415        memset(&cdataExt, 0, sizeof(cdataExt));
1416        cdataExt.data.index = htodl(strings.offsetForString(mChars));
1417        cdataExt.typedData.size = htods(sizeof(cdataExt.typedData));
1418        cdataExt.typedData.res0 = 0;
1419        cdataExt.typedData.dataType = mCharsValue.dataType;
1420        cdataExt.typedData.data = htodl(mCharsValue.data);
1421        LOG_ALWAYS_FATAL_IF(NA != 0, "CDATA nodes can't have attributes!");
1422    }
1423
1424    node.header.size = htodl(sizeof(node) + extSize + (sizeof(attr)*NA));
1425
1426    dest->writeData(&node, sizeof(node));
1427    if (extSize > 0) {
1428        dest->writeData(extData, extSize);
1429    }
1430
1431    for (i=0; i<NA; i++) {
1432        ssize_t idx = mAttributeOrder.valueAt(i);
1433        const attribute_entry& ae = mAttributes.itemAt(idx);
1434        if (ae.ns.size() > 0) {
1435            attr.ns.index = htodl(strings.offsetForString(ae.ns));
1436        } else {
1437            attr.ns.index = htodl((uint32_t)-1);
1438        }
1439        attr.name.index = htodl(ae.namePoolIdx);
1440
1441        if (!stripRawValues || ae.needStringValue()) {
1442            attr.rawValue.index = htodl(strings.offsetForString(ae.string));
1443        } else {
1444            attr.rawValue.index = htodl((uint32_t)-1);
1445        }
1446        attr.typedValue.size = htods(sizeof(attr.typedValue));
1447        if (ae.value.dataType == Res_value::TYPE_NULL
1448                || ae.value.dataType == Res_value::TYPE_STRING) {
1449            attr.typedValue.res0 = 0;
1450            attr.typedValue.dataType = Res_value::TYPE_STRING;
1451            attr.typedValue.data = htodl(strings.offsetForString(ae.string));
1452        } else {
1453            attr.typedValue.res0 = 0;
1454            attr.typedValue.dataType = ae.value.dataType;
1455            attr.typedValue.data = htodl(ae.value.data);
1456        }
1457        dest->writeData(&attr, sizeof(attr));
1458    }
1459
1460    for (i=0; i<NC; i++) {
1461        status_t err = mChildren.itemAt(i)->flatten_node(strings, dest,
1462                stripComments, stripRawValues);
1463        if (err != NO_ERROR) {
1464            return err;
1465        }
1466    }
1467
1468    if (type == TYPE_ELEMENT) {
1469        ResXMLTree_endElementExt endElementExt;
1470        memset(&endElementExt, 0, sizeof(endElementExt));
1471        node.header.type = htods(RES_XML_END_ELEMENT_TYPE);
1472        node.header.size = htodl(sizeof(node)+sizeof(endElementExt));
1473        node.lineNumber = htodl(getEndLineNumber());
1474        node.comment.index = htodl((uint32_t)-1);
1475        endElementExt.ns.index = attrExt.ns.index;
1476        endElementExt.name.index = attrExt.name.index;
1477        dest->writeData(&node, sizeof(node));
1478        dest->writeData(&endElementExt, sizeof(endElementExt));
1479    } else if (type == TYPE_NAMESPACE) {
1480        node.header.type = htods(RES_XML_END_NAMESPACE_TYPE);
1481        node.lineNumber = htodl(getEndLineNumber());
1482        node.comment.index = htodl((uint32_t)-1);
1483        node.header.size = htodl(sizeof(node)+extSize);
1484        dest->writeData(&node, sizeof(node));
1485        dest->writeData(extData, extSize);
1486    }
1487
1488    return NO_ERROR;
1489}
1490