XMLNode.cpp

   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
  22 const char* const RESOURCES_ROOT_NAMESPACE = "http://schemas.android.com/apk/res/";
  23 const char* const RESOURCES_ANDROID_NAMESPACE = "http://schemas.android.com/apk/res/android";
  24 const char* const RESOURCES_ROOT_PRV_NAMESPACE = "http://schemas.android.com/apk/prv/res/";
  25
  26 const char* const XLIFF_XMLNS = "urn:oasis:names:tc:xliff:document:1.2";
  27 const char* const ALLOWED_XLIFF_ELEMENTS[] = {
  28         "bpt",
  29         "ept",
  30         "it",
  31         "ph",
  32         "g",
  33         "bx",
  34         "ex",
  35         "x"
  36     };
  37
  38 bool isWhitespace(const char16_t* str)
  39 {
  40     while (*str != 0 && *str < 128 && isspace(*str)) {
  41         str++;
  42     }
  43     return *str == 0;
  44 }
  45
  46 static const String16 RESOURCES_PREFIX(RESOURCES_ROOT_NAMESPACE);
  47 static const String16 RESOURCES_PRV_PREFIX(RESOURCES_ROOT_PRV_NAMESPACE);
  48
  49 String16 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
  71 status_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
 176 status_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                 }
 243 moveon:
 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
 374 struct namespace_entry {
 375     String8 prefix;
 376     String8 uri;
 377 };
 378
 379 static 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
 389 static 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
 408 void 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                            String8(block->getAttributeStringValue(i, &len)).string());
 455                 } else {
 456                     printf("=(type 0x%x)0x%x", (int)value.dataType, (int)value.data);
 457                 }
 458                 const char16_t* val = block->getAttributeStringValue(i, &len);
 459                 if (val != NULL) {
 460                     printf(" (Raw: \"%s\")", String8(val).string());
 461                 }
 462                 printf("\n");
 463             }
 464         } else if (code == ResXMLTree::END_TAG) {
 465             depth--;
 466         } else if (code == ResXMLTree::START_NAMESPACE) {
 467             namespace_entry ns;
 468             size_t len;
 469             const uint16_t* prefix16 = block->getNamespacePrefix(&len);
 470             if (prefix16) {
 471                 ns.prefix = String8(prefix16);
 472             } else {
 473                 ns.prefix = "<DEF>";
 474             }
 475             ns.uri = String8(block->getNamespaceUri(&len));
 476             namespaces.push(ns);
 477             printf("%sN: %s=%s\n", prefix.string(), ns.prefix.string(),
 478                     ns.uri.string());
 479             depth++;
 480         } else if (code == ResXMLTree::END_NAMESPACE) {
 481             depth--;
 482             const namespace_entry& ns = namespaces.top();
 483             size_t len;
 484             const uint16_t* prefix16 = block->getNamespacePrefix(&len);
 485             String8 pr;
 486             if (prefix16) {
 487                 pr = String8(prefix16);
 488             } else {
 489                 pr = "<DEF>";
 490             }
 491             if (ns.prefix != pr) {
 492                 prefix = make_prefix(depth);
 493                 printf("%s*** BAD END NS PREFIX: found=%s, expected=%s\n",
 494                         prefix.string(), pr.string(), ns.prefix.string());
 495             }
 496             String8 uri = String8(block->getNamespaceUri(&len));
 497             if (ns.uri != uri) {
 498                 prefix = make_prefix(depth);
 499                 printf("%s *** BAD END NS URI: found=%s, expected=%s\n",
 500                         prefix.string(), uri.string(), ns.uri.string());
 501             }
 502             namespaces.pop();
 503         } else if (code == ResXMLTree::TEXT) {
 504             size_t len;
 505             printf("%sC: \"%s\"\n", prefix.string(), String8(block->getText(&len)).string());
 506         }
 507     }
 508
 509     block->restart();
 510 }
 511
 512 status_t parseXMLResource(const sp<AaptFile>& file, ResXMLTree* outTree,
 513                           bool stripAll, bool keepComments,
 514                           const char** cDataTags)
 515 {
 516     sp<XMLNode> root = XMLNode::parse(file);
 517     if (root == NULL) {
 518         return UNKNOWN_ERROR;
 519     }
 520     root->removeWhitespace(stripAll, cDataTags);
 521
 522     NOISY(printf("Input XML from %s:\n", (const char*)file->getPrintableSource()));
 523     NOISY(root->print());
 524     sp<AaptFile> rsc = new AaptFile(String8(), AaptGroupEntry(), String8());
 525     status_t err = root->flatten(rsc, !keepComments, false);
 526     if (err != NO_ERROR) {
 527         return err;
 528     }
 529     err = outTree->setTo(rsc->getData(), rsc->getSize(), true);
 530     if (err != NO_ERROR) {
 531         return err;
 532     }
 533
 534     NOISY(printf("Output XML:\n"));
 535     NOISY(printXMLBlock(outTree));
 536
 537     return NO_ERROR;
 538 }
 539
 540 sp<XMLNode> XMLNode::parse(const sp<AaptFile>& file)
 541 {
 542     char buf[16384];
 543     int fd = open(file->getSourceFile().string(), O_RDONLY | O_BINARY);
 544     if (fd < 0) {
 545         SourcePos(file->getSourceFile(), -1).error("Unable to open file for read: %s",
 546                 strerror(errno));
 547         return NULL;
 548     }
 549
 550     XML_Parser parser = XML_ParserCreateNS(NULL, 1);
 551     ParseState state;
 552     state.filename = file->getPrintableSource();
 553     state.parser = parser;
 554     XML_SetUserData(parser, &state);
 555     XML_SetElementHandler(parser, startElement, endElement);
 556     XML_SetNamespaceDeclHandler(parser, startNamespace, endNamespace);
 557     XML_SetCharacterDataHandler(parser, characterData);
 558     XML_SetCommentHandler(parser, commentData);
 559
 560     ssize_t len;
 561     bool done;
 562     do {
 563         len = read(fd, buf, sizeof(buf));
 564         done = len < (ssize_t)sizeof(buf);
 565         if (len < 0) {
 566             SourcePos(file->getSourceFile(), -1).error("Error reading file: %s\n", strerror(errno));
 567             close(fd);
 568             return NULL;
 569         }
 570         if (XML_Parse(parser, buf, len, done) == XML_STATUS_ERROR) {
 571             SourcePos(file->getSourceFile(), (int)XML_GetCurrentLineNumber(parser)).error(
 572                     "Error parsing XML: %s\n", XML_ErrorString(XML_GetErrorCode(parser)));
 573             close(fd);
 574             return NULL;
 575         }
 576     } while (!done);
 577
 578     XML_ParserFree(parser);
 579     if (state.root == NULL) {
 580         SourcePos(file->getSourceFile(), -1).error("No XML data generated when parsing");
 581     }
 582     close(fd);
 583     return state.root;
 584 }
 585
 586 XMLNode::XMLNode(const String8& filename, const String16& s1, const String16& s2, bool isNamespace)
 587     : mNextAttributeIndex(0x80000000)
 588     , mFilename(filename)
 589     , mStartLineNumber(0)
 590     , mEndLineNumber(0)
 591     , mUTF8(false)
 592 {
 593     if (isNamespace) {
 594         mNamespacePrefix = s1;
 595         mNamespaceUri = s2;
 596     } else {
 597         mNamespaceUri = s1;
 598         mElementName = s2;
 599     }
 600 }
 601
 602 XMLNode::XMLNode(const String8& filename)
 603     : mFilename(filename)
 604 {
 605     memset(&mCharsValue, 0, sizeof(mCharsValue));
 606 }
 607
 608 XMLNode::type XMLNode::getType() const
 609 {
 610     if (mElementName.size() != 0) {
 611         return TYPE_ELEMENT;
 612     }
 613     if (mNamespaceUri.size() != 0) {
 614         return TYPE_NAMESPACE;
 615     }
 616     return TYPE_CDATA;
 617 }
 618
 619 const String16& XMLNode::getNamespacePrefix() const
 620 {
 621     return mNamespacePrefix;
 622 }
 623
 624 const String16& XMLNode::getNamespaceUri() const
 625 {
 626     return mNamespaceUri;
 627 }
 628
 629 const String16& XMLNode::getElementNamespace() const
 630 {
 631     return mNamespaceUri;
 632 }
 633
 634 const String16& XMLNode::getElementName() const
 635 {
 636     return mElementName;
 637 }
 638
 639 const Vector<sp<XMLNode> >& XMLNode::getChildren() const
 640 {
 641     return mChildren;
 642 }
 643
 644 const String8& XMLNode::getFilename() const
 645 {
 646     return mFilename;
 647 }
 648
 649 const Vector<XMLNode::attribute_entry>&
 650     XMLNode::getAttributes() const
 651 {
 652     return mAttributes;
 653 }
 654
 655 const XMLNode::attribute_entry* XMLNode::getAttribute(const String16& ns,
 656         const String16& name) const
 657 {
 658     for (size_t i=0; i<mAttributes.size(); i++) {
 659         const attribute_entry& ae(mAttributes.itemAt(i));
 660         if (ae.ns == ns && ae.name == name) {
 661             return &ae;
 662         }
 663     }
 664
 665     return NULL;
 666 }
 667
 668 XMLNode::attribute_entry* XMLNode::editAttribute(const String16& ns,
 669         const String16& name)
 670 {
 671     for (size_t i=0; i<mAttributes.size(); i++) {
 672         attribute_entry * ae = &mAttributes.editItemAt(i);
 673         if (ae->ns == ns && ae->name == name) {
 674             return ae;
 675         }
 676     }
 677
 678     return NULL;
 679 }
 680
 681 const String16& XMLNode::getCData() const
 682 {
 683     return mChars;
 684 }
 685
 686 const String16& XMLNode::getComment() const
 687 {
 688     return mComment;
 689 }
 690
 691 int32_t XMLNode::getStartLineNumber() const
 692 {
 693     return mStartLineNumber;
 694 }
 695
 696 int32_t XMLNode::getEndLineNumber() const
 697 {
 698     return mEndLineNumber;
 699 }
 700
 701 sp<XMLNode> XMLNode::searchElement(const String16& tagNamespace, const String16& tagName)
 702 {
 703     if (getType() == XMLNode::TYPE_ELEMENT
 704             && mNamespaceUri == tagNamespace
 705             && mElementName == tagName) {
 706         return this;
 707     }
 708
 709     for (size_t i=0; i<mChildren.size(); i++) {
 710         sp<XMLNode> found = mChildren.itemAt(i)->searchElement(tagNamespace, tagName);
 711         if (found != NULL) {
 712             return found;
 713         }
 714     }
 715
 716     return NULL;
 717 }
 718
 719 sp<XMLNode> XMLNode::getChildElement(const String16& tagNamespace, const String16& tagName)
 720 {
 721     for (size_t i=0; i<mChildren.size(); i++) {
 722         sp<XMLNode> child = mChildren.itemAt(i);
 723         if (child->getType() == XMLNode::TYPE_ELEMENT
 724                 && child->mNamespaceUri == tagNamespace
 725                 && child->mElementName == tagName) {
 726             return child;
 727         }
 728     }
 729
 730     return NULL;
 731 }
 732
 733 status_t XMLNode::addChild(const sp<XMLNode>& child)
 734 {
 735     if (getType() == TYPE_CDATA) {
 736         SourcePos(mFilename, child->getStartLineNumber()).error("Child to CDATA node.");
 737         return UNKNOWN_ERROR;
 738     }
 739     //printf("Adding child %p to parent %p\n", child.get(), this);
 740     mChildren.add(child);
 741     return NO_ERROR;
 742 }
 743
 744 status_t XMLNode::insertChildAt(const sp<XMLNode>& child, size_t index)
 745 {
 746     if (getType() == TYPE_CDATA) {
 747         SourcePos(mFilename, child->getStartLineNumber()).error("Child to CDATA node.");
 748         return UNKNOWN_ERROR;
 749     }
 750     //printf("Adding child %p to parent %p\n", child.get(), this);
 751     mChildren.insertAt(child, index);
 752     return NO_ERROR;
 753 }
 754
 755 status_t XMLNode::addAttribute(const String16& ns, const String16& name,
 756                                const String16& value)
 757 {
 758     if (getType() == TYPE_CDATA) {
 759         SourcePos(mFilename, getStartLineNumber()).error("Child to CDATA node.");
 760         return UNKNOWN_ERROR;
 761     }
 762     attribute_entry e;
 763     e.index = mNextAttributeIndex++;
 764     e.ns = ns;
 765     e.name = name;
 766     e.string = value;
 767     mAttributes.add(e);
 768     mAttributeOrder.add(e.index, mAttributes.size()-1);
 769     return NO_ERROR;
 770 }
 771
 772 void XMLNode::setAttributeResID(size_t attrIdx, uint32_t resId)
 773 {
 774     attribute_entry& e = mAttributes.editItemAt(attrIdx);
 775     if (e.nameResId) {
 776         mAttributeOrder.removeItem(e.nameResId);
 777     } else {
 778         mAttributeOrder.removeItem(e.index);
 779     }
 780     NOISY(printf("Elem %s %s=\"%s\": set res id = 0x%08x\n",
 781             String8(getElementName()).string(),
 782             String8(mAttributes.itemAt(attrIdx).name).string(),
 783             String8(mAttributes.itemAt(attrIdx).string).string(),
 784             resId));
 785     mAttributes.editItemAt(attrIdx).nameResId = resId;
 786     mAttributeOrder.add(resId, attrIdx);
 787 }
 788
 789 status_t XMLNode::appendChars(const String16& chars)
 790 {
 791     if (getType() != TYPE_CDATA) {
 792         SourcePos(mFilename, getStartLineNumber()).error("Adding characters to element node.");
 793         return UNKNOWN_ERROR;
 794     }
 795     mChars.append(chars);
 796     return NO_ERROR;
 797 }
 798
 799 status_t XMLNode::appendComment(const String16& comment)
 800 {
 801     if (mComment.size() > 0) {
 802         mComment.append(String16("\n"));
 803     }
 804     mComment.append(comment);
 805     return NO_ERROR;
 806 }
 807
 808 void XMLNode::setStartLineNumber(int32_t line)
 809 {
 810     mStartLineNumber = line;
 811 }
 812
 813 void XMLNode::setEndLineNumber(int32_t line)
 814 {
 815     mEndLineNumber = line;
 816 }
 817
 818 void XMLNode::removeWhitespace(bool stripAll, const char** cDataTags)
 819 {
 820     //printf("Removing whitespace in %s\n", String8(mElementName).string());
 821     size_t N = mChildren.size();
 822     if (cDataTags) {
 823         String8 tag(mElementName);
 824         const char** p = cDataTags;
 825         while (*p) {
 826             if (tag == *p) {
 827                 stripAll = false;
 828                 break;
 829             }
 830         }
 831     }
 832     for (size_t i=0; i<N; i++) {
 833         sp<XMLNode> node = mChildren.itemAt(i);
 834         if (node->getType() == TYPE_CDATA) {
 835             // This is a CDATA node...
 836             const char16_t* p = node->mChars.string();
 837             while (*p != 0 && *p < 128 && isspace(*p)) {
 838                 p++;
 839             }
 840             //printf("Space ends at %d in \"%s\"\n",
 841             //       (int)(p-node->mChars.string()),
 842             //       String8(node->mChars).string());
 843             if (*p == 0) {
 844                 if (stripAll) {
 845                     // Remove this node!
 846                     mChildren.removeAt(i);
 847                     N--;
 848                     i--;
 849                 } else {
 850                     node->mChars = String16(" ");
 851                 }
 852             } else {
 853                 // Compact leading/trailing whitespace.
 854                 const char16_t* e = node->mChars.string()+node->mChars.size()-1;
 855                 while (e > p && *e < 128 && isspace(*e)) {
 856                     e--;
 857                 }
 858                 if (p > node->mChars.string()) {
 859                     p--;
 860                 }
 861                 if (e < (node->mChars.string()+node->mChars.size()-1)) {
 862                     e++;
 863                 }
 864                 if (p > node->mChars.string() ||
 865                     e < (node->mChars.string()+node->mChars.size()-1)) {
 866                     String16 tmp(p, e-p+1);
 867                     node->mChars = tmp;
 868                 }
 869             }
 870         } else {
 871             node->removeWhitespace(stripAll, cDataTags);
 872         }
 873     }
 874 }
 875
 876 status_t XMLNode::parseValues(const sp<AaptAssets>& assets,
 877                               ResourceTable* table)
 878 {
 879     bool hasErrors = false;
 880
 881     if (getType() == TYPE_ELEMENT) {
 882         const size_t N = mAttributes.size();
 883         String16 defPackage(assets->getPackage());
 884         for (size_t i=0; i<N; i++) {
 885             attribute_entry& e = mAttributes.editItemAt(i);
 886             AccessorCookie ac(SourcePos(mFilename, getStartLineNumber()), String8(e.name),
 887                     String8(e.string));
 888             table->setCurrentXmlPos(SourcePos(mFilename, getStartLineNumber()));
 889             if (!assets->getIncludedResources()
 890                     .stringToValue(&e.value, &e.string,
 891                                   e.string.string(), e.string.size(), true, true,
 892                                   e.nameResId, NULL, &defPackage, table, &ac)) {
 893                 hasErrors = true;
 894             }
 895             NOISY(printf("Attr %s: type=0x%x, str=%s\n",
 896                    String8(e.name).string(), e.value.dataType,
 897                    String8(e.string).string()));
 898         }
 899     }
 900     const size_t N = mChildren.size();
 901     for (size_t i=0; i<N; i++) {
 902         status_t err = mChildren.itemAt(i)->parseValues(assets, table);
 903         if (err != NO_ERROR) {
 904             hasErrors = true;
 905         }
 906     }
 907     return hasErrors ? UNKNOWN_ERROR : NO_ERROR;
 908 }
 909
 910 status_t XMLNode::assignResourceIds(const sp<AaptAssets>& assets,
 911                                     const ResourceTable* table)
 912 {
 913     bool hasErrors = false;
 914
 915     if (getType() == TYPE_ELEMENT) {
 916         String16 attr("attr");
 917         const char* errorMsg;
 918         const size_t N = mAttributes.size();
 919         for (size_t i=0; i<N; i++) {
 920             const attribute_entry& e = mAttributes.itemAt(i);
 921             if (e.ns.size() <= 0) continue;
 922             bool nsIsPublic;
 923             String16 pkg(getNamespaceResourcePackage(e.ns, &nsIsPublic));
 924             NOISY(printf("Elem %s %s=\"%s\": namespace(%s) %s ===> %s\n",
 925                     String8(getElementName()).string(),
 926                     String8(e.name).string(),
 927                     String8(e.string).string(),
 928                     String8(e.ns).string(),
 929                     (nsIsPublic) ? "public" : "private",
 930                     String8(pkg).string()));
 931             if (pkg.size() <= 0) continue;
 932             uint32_t res = table != NULL
 933                 ? table->getResId(e.name, &attr, &pkg, &errorMsg, nsIsPublic)
 934                 : assets->getIncludedResources().
 935                     identifierForName(e.name.string(), e.name.size(),
 936                                       attr.string(), attr.size(),
 937                                       pkg.string(), pkg.size());
 938             if (res != 0) {
 939                 NOISY(printf("XML attribute name %s: resid=0x%08x\n",
 940                              String8(e.name).string(), res));
 941                 setAttributeResID(i, res);
 942             } else {
 943                 SourcePos(mFilename, getStartLineNumber()).error(
 944                         "No resource identifier found for attribute '%s' in package '%s'\n",
 945                         String8(e.name).string(), String8(pkg).string());
 946                 hasErrors = true;
 947             }
 948         }
 949     }
 950     const size_t N = mChildren.size();
 951     for (size_t i=0; i<N; i++) {
 952         status_t err = mChildren.itemAt(i)->assignResourceIds(assets, table);
 953         if (err < NO_ERROR) {
 954             hasErrors = true;
 955         }
 956     }
 957
 958     return hasErrors ? UNKNOWN_ERROR : NO_ERROR;
 959 }
 960
 961 status_t XMLNode::flatten(const sp<AaptFile>& dest,
 962         bool stripComments, bool stripRawValues) const
 963 {
 964     StringPool strings = StringPool(false, mUTF8);
 965     Vector<uint32_t> resids;
 966
 967     // First collect just the strings for attribute names that have a
 968     // resource ID assigned to them.  This ensures that the resource ID
 969     // array is compact, and makes it easier to deal with attribute names
 970     // in different namespaces (and thus with different resource IDs).
 971     collect_resid_strings(&strings, &resids);
 972
 973     // Next collect all remainibng strings.
 974     collect_strings(&strings, &resids, stripComments, stripRawValues);
 975
 976 #if 0  // No longer compiles
 977     NOISY(printf("Found strings:\n");
 978         const size_t N = strings.size();
 979         for (size_t i=0; i<N; i++) {
 980             printf("%s\n", String8(strings.entryAt(i).string).string());
 981         }
 982     );
 983 #endif
 984
 985     sp<AaptFile> stringPool = strings.createStringBlock();
 986     NOISY(aout << "String pool:"
 987           << HexDump(stringPool->getData(), stringPool->getSize()) << endl);
 988
 989     ResXMLTree_header header;
 990     memset(&header, 0, sizeof(header));
 991     header.header.type = htods(RES_XML_TYPE);
 992     header.header.headerSize = htods(sizeof(header));
 993
 994     const size_t basePos = dest->getSize();
 995     dest->writeData(&header, sizeof(header));
 996     dest->writeData(stringPool->getData(), stringPool->getSize());
 997
 998     // If we have resource IDs, write them.
 999     if (resids.size() > 0) {
1000         const size_t resIdsPos = dest->getSize();
1001         const size_t resIdsSize =
1002             sizeof(ResChunk_header)+(sizeof(uint32_t)*resids.size());
1003         ResChunk_header* idsHeader = (ResChunk_header*)
1004             (((const uint8_t*)dest->editData(resIdsPos+resIdsSize))+resIdsPos);
1005         idsHeader->type = htods(RES_XML_RESOURCE_MAP_TYPE);
1006         idsHeader->headerSize = htods(sizeof(*idsHeader));
1007         idsHeader->size = htodl(resIdsSize);
1008         uint32_t* ids = (uint32_t*)(idsHeader+1);
1009         for (size_t i=0; i<resids.size(); i++) {
1010             *ids++ = htodl(resids[i]);
1011         }
1012     }
1013
1014     flatten_node(strings, dest, stripComments, stripRawValues);
1015
1016     void* data = dest->editData();
1017     ResXMLTree_header* hd = (ResXMLTree_header*)(((uint8_t*)data)+basePos);
1018     size_t size = dest->getSize()-basePos;
1019     hd->header.size = htodl(dest->getSize()-basePos);
1020
1021     NOISY(aout << "XML resource:"
1022           << HexDump(dest->getData(), dest->getSize()) << endl);
1023
1024     #if PRINT_STRING_METRICS
1025     fprintf(stderr, "**** total xml size: %d / %d%% strings (in %s)\n",
1026         dest->getSize(), (stringPool->getSize()*100)/dest->getSize(),
1027         dest->getPath().string());
1028     #endif
1029
1030     return NO_ERROR;
1031 }
1032
1033 void XMLNode::print(int indent)
1034 {
1035     String8 prefix;
1036     int i;
1037     for (i=0; i<indent; i++) {
1038         prefix.append("  ");
1039     }
1040     if (getType() == TYPE_ELEMENT) {
1041         String8 elemNs(getNamespaceUri());
1042         if (elemNs.size() > 0) {
1043             elemNs.append(":");
1044         }
1045         printf("%s E: %s%s", prefix.string(),
1046                elemNs.string(), String8(getElementName()).string());
1047         int N = mAttributes.size();
1048         for (i=0; i<N; i++) {
1049             ssize_t idx = mAttributeOrder.valueAt(i);
1050             if (i == 0) {
1051                 printf(" / ");
1052             } else {
1053                 printf(", ");
1054             }
1055             const attribute_entry& attr = mAttributes.itemAt(idx);
1056             String8 attrNs(attr.ns);
1057             if (attrNs.size() > 0) {
1058                 attrNs.append(":");
1059             }
1060             if (attr.nameResId) {
1061                 printf("%s%s(0x%08x)", attrNs.string(),
1062                        String8(attr.name).string(), attr.nameResId);
1063             } else {
1064                 printf("%s%s", attrNs.string(), String8(attr.name).string());
1065             }
1066             printf("=%s", String8(attr.string).string());
1067         }
1068         printf("\n");
1069     } else if (getType() == TYPE_NAMESPACE) {
1070         printf("%s N: %s=%s\n", prefix.string(),
1071                getNamespacePrefix().size() > 0
1072                     ? String8(getNamespacePrefix()).string() : "<DEF>",
1073                String8(getNamespaceUri()).string());
1074     } else {
1075         printf("%s C: \"%s\"\n", prefix.string(), String8(getCData()).string());
1076     }
1077     int N = mChildren.size();
1078     for (i=0; i<N; i++) {
1079         mChildren.itemAt(i)->print(indent+1);
1080     }
1081 }
1082
1083 static void splitName(const char* name, String16* outNs, String16* outName)
1084 {
1085     const char* p = name;
1086     while (*p != 0 && *p != 1) {
1087         p++;
1088     }
1089     if (*p == 0) {
1090         *outNs = String16();
1091         *outName = String16(name);
1092     } else {
1093         *outNs = String16(name, (p-name));
1094         *outName = String16(p+1);
1095     }
1096 }
1097
1098 void XMLCALL
1099 XMLNode::startNamespace(void *userData, const char *prefix, const char *uri)
1100 {
1101     NOISY_PARSE(printf("Start Namespace: %s %s\n", prefix, uri));
1102     ParseState* st = (ParseState*)userData;
1103     sp<XMLNode> node = XMLNode::newNamespace(st->filename,
1104             String16(prefix != NULL ? prefix : ""), String16(uri));
1105     node->setStartLineNumber(XML_GetCurrentLineNumber(st->parser));
1106     if (st->stack.size() > 0) {
1107         st->stack.itemAt(st->stack.size()-1)->addChild(node);
1108     } else {
1109         st->root = node;
1110     }
1111     st->stack.push(node);
1112 }
1113
1114 void XMLCALL
1115 XMLNode::startElement(void *userData, const char *name, const char **atts)
1116 {
1117     NOISY_PARSE(printf("Start Element: %s\n", name));
1118     ParseState* st = (ParseState*)userData;
1119     String16 ns16, name16;
1120     splitName(name, &ns16, &name16);
1121     sp<XMLNode> node = XMLNode::newElement(st->filename, ns16, name16);
1122     node->setStartLineNumber(XML_GetCurrentLineNumber(st->parser));
1123     if (st->pendingComment.size() > 0) {
1124         node->appendComment(st->pendingComment);
1125         st->pendingComment = String16();
1126     }
1127     if (st->stack.size() > 0) {
1128         st->stack.itemAt(st->stack.size()-1)->addChild(node);
1129     } else {
1130         st->root = node;
1131     }
1132     st->stack.push(node);
1133
1134     for (int i = 0; atts[i]; i += 2) {
1135         splitName(atts[i], &ns16, &name16);
1136         node->addAttribute(ns16, name16, String16(atts[i+1]));
1137     }
1138 }
1139
1140 void XMLCALL
1141 XMLNode::characterData(void *userData, const XML_Char *s, int len)
1142 {
1143     NOISY_PARSE(printf("CDATA: \"%s\"\n", String8(s, len).string()));
1144     ParseState* st = (ParseState*)userData;
1145     sp<XMLNode> node = NULL;
1146     if (st->stack.size() == 0) {
1147         return;
1148     }
1149     sp<XMLNode> parent = st->stack.itemAt(st->stack.size()-1);
1150     if (parent != NULL && parent->getChildren().size() > 0) {
1151         node = parent->getChildren()[parent->getChildren().size()-1];
1152         if (node->getType() != TYPE_CDATA) {
1153             // Last node is not CDATA, need to make a new node.
1154             node = NULL;
1155         }
1156     }
1157
1158     if (node == NULL) {
1159         node = XMLNode::newCData(st->filename);
1160         node->setStartLineNumber(XML_GetCurrentLineNumber(st->parser));
1161         parent->addChild(node);
1162     }
1163
1164     node->appendChars(String16(s, len));
1165 }
1166
1167 void XMLCALL
1168 XMLNode::endElement(void *userData, const char *name)
1169 {
1170     NOISY_PARSE(printf("End Element: %s\n", name));
1171     ParseState* st = (ParseState*)userData;
1172     sp<XMLNode> node = st->stack.itemAt(st->stack.size()-1);
1173     node->setEndLineNumber(XML_GetCurrentLineNumber(st->parser));
1174     if (st->pendingComment.size() > 0) {
1175         node->appendComment(st->pendingComment);
1176         st->pendingComment = String16();
1177     }
1178     String16 ns16, name16;
1179     splitName(name, &ns16, &name16);
1180     LOG_ALWAYS_FATAL_IF(node->getElementNamespace() != ns16
1181                         || node->getElementName() != name16,
1182                         "Bad end element %s", name);
1183     st->stack.pop();
1184 }
1185
1186 void XMLCALL
1187 XMLNode::endNamespace(void *userData, const char *prefix)
1188 {
1189     const char* nonNullPrefix = prefix != NULL ? prefix : "";
1190     NOISY_PARSE(printf("End Namespace: %s\n", prefix));
1191     ParseState* st = (ParseState*)userData;
1192     sp<XMLNode> node = st->stack.itemAt(st->stack.size()-1);
1193     node->setEndLineNumber(XML_GetCurrentLineNumber(st->parser));
1194     LOG_ALWAYS_FATAL_IF(node->getNamespacePrefix() != String16(nonNullPrefix),
1195                         "Bad end namespace %s", prefix);
1196     st->stack.pop();
1197 }
1198
1199 void XMLCALL
1200 XMLNode::commentData(void *userData, const char *comment)
1201 {
1202     NOISY_PARSE(printf("Comment: %s\n", comment));
1203     ParseState* st = (ParseState*)userData;
1204     if (st->pendingComment.size() > 0) {
1205         st->pendingComment.append(String16("\n"));
1206     }
1207     st->pendingComment.append(String16(comment));
1208 }
1209
1210 status_t XMLNode::collect_strings(StringPool* dest, Vector<uint32_t>* outResIds,
1211         bool stripComments, bool stripRawValues) const
1212 {
1213     collect_attr_strings(dest, outResIds, true);
1214
1215     int i;
1216     if (mNamespacePrefix.size() > 0) {
1217         dest->add(mNamespacePrefix, true);
1218     }
1219     if (mNamespaceUri.size() > 0) {
1220         dest->add(mNamespaceUri, true);
1221     }
1222     if (mElementName.size() > 0) {
1223         dest->add(mElementName, true);
1224     }
1225
1226     if (!stripComments && mComment.size() > 0) {
1227         dest->add(mComment, true);
1228     }
1229
1230     const int NA = mAttributes.size();
1231
1232     for (i=0; i<NA; i++) {
1233         const attribute_entry& ae = mAttributes.itemAt(i);
1234         if (ae.ns.size() > 0) {
1235             dest->add(ae.ns, true);
1236         }
1237         if (!stripRawValues || ae.needStringValue()) {
1238             dest->add(ae.string, true);
1239         }
1240         /*
1241         if (ae.value.dataType == Res_value::TYPE_NULL
1242                 || ae.value.dataType == Res_value::TYPE_STRING) {
1243             dest->add(ae.string, true);
1244         }
1245         */
1246     }
1247
1248     if (mElementName.size() == 0) {
1249         // If not an element, include the CDATA, even if it is empty.
1250         dest->add(mChars, true);
1251     }
1252
1253     const int NC = mChildren.size();
1254
1255     for (i=0; i<NC; i++) {
1256         mChildren.itemAt(i)->collect_strings(dest, outResIds,
1257                 stripComments, stripRawValues);
1258     }
1259
1260     return NO_ERROR;
1261 }
1262
1263 status_t XMLNode::collect_attr_strings(StringPool* outPool,
1264         Vector<uint32_t>* outResIds, bool allAttrs) const {
1265     const int NA = mAttributes.size();
1266
1267     for (int i=0; i<NA; i++) {
1268         const attribute_entry& attr = mAttributes.itemAt(i);
1269         uint32_t id = attr.nameResId;
1270         if (id || allAttrs) {
1271             // See if we have already assigned this resource ID to a pooled
1272             // string...
1273             const Vector<size_t>* indices = outPool->offsetsForString(attr.name);
1274             ssize_t idx = -1;
1275             if (indices != NULL) {
1276                 const int NJ = indices->size();
1277                 const size_t NR = outResIds->size();
1278                 for (int j=0; j<NJ; j++) {
1279                     size_t strIdx = indices->itemAt(j);
1280                     if (strIdx >= NR) {
1281                         if (id == 0) {
1282                             // We don't need to assign a resource ID for this one.
1283                             idx = strIdx;
1284                             break;
1285                         }
1286                         // Just ignore strings that are out of range of
1287                         // the currently assigned resource IDs...  we add
1288                         // strings as we assign the first ID.
1289                     } else if (outResIds->itemAt(strIdx) == id) {
1290                         idx = strIdx;
1291                         break;
1292                     }
1293                 }
1294             }
1295             if (idx < 0) {
1296                 idx = outPool->add(attr.name);
1297                 NOISY(printf("Adding attr %s (resid 0x%08x) to pool: idx=%d\n",
1298                         String8(attr.name).string(), id, idx));
1299                 if (id != 0) {
1300                     while ((ssize_t)outResIds->size() <= idx) {
1301                         outResIds->add(0);
1302                     }
1303                     outResIds->replaceAt(id, idx);
1304                 }
1305             }
1306             attr.namePoolIdx = idx;
1307             NOISY(printf("String %s offset=0x%08x\n",
1308                          String8(attr.name).string(), idx));
1309         }
1310     }
1311
1312     return NO_ERROR;
1313 }
1314
1315 status_t XMLNode::collect_resid_strings(StringPool* outPool,
1316         Vector<uint32_t>* outResIds) const
1317 {
1318     collect_attr_strings(outPool, outResIds, false);
1319
1320     const int NC = mChildren.size();
1321
1322     for (int i=0; i<NC; i++) {
1323         mChildren.itemAt(i)->collect_resid_strings(outPool, outResIds);
1324     }
1325
1326     return NO_ERROR;
1327 }
1328
1329 status_t XMLNode::flatten_node(const StringPool& strings, const sp<AaptFile>& dest,
1330         bool stripComments, bool stripRawValues) const
1331 {
1332     ResXMLTree_node node;
1333     ResXMLTree_cdataExt cdataExt;
1334     ResXMLTree_namespaceExt namespaceExt;
1335     ResXMLTree_attrExt attrExt;
1336     const void* extData = NULL;
1337     size_t extSize = 0;
1338     ResXMLTree_attribute attr;
1339
1340     const size_t NA = mAttributes.size();
1341     const size_t NC = mChildren.size();
1342     size_t i;
1343
1344     LOG_ALWAYS_FATAL_IF(NA != mAttributeOrder.size(), "Attributes messed up!");
1345
1346     const String16 id16("id");
1347     const String16 class16("class");
1348     const String16 style16("style");
1349
1350     const type type = getType();
1351
1352     memset(&node, 0, sizeof(node));
1353     memset(&attr, 0, sizeof(attr));
1354     node.header.headerSize = htods(sizeof(node));
1355     node.lineNumber = htodl(getStartLineNumber());
1356     if (!stripComments) {
1357         node.comment.index = htodl(
1358             mComment.size() > 0 ? strings.offsetForString(mComment) : -1);
1359         //if (mComment.size() > 0) {
1360         //  printf("Flattening comment: %s\n", String8(mComment).string());
1361         //}
1362     } else {
1363         node.comment.index = htodl((uint32_t)-1);
1364     }
1365     if (type == TYPE_ELEMENT) {
1366         node.header.type = htods(RES_XML_START_ELEMENT_TYPE);
1367         extData = &attrExt;
1368         extSize = sizeof(attrExt);
1369         memset(&attrExt, 0, sizeof(attrExt));
1370         if (mNamespaceUri.size() > 0) {
1371             attrExt.ns.index = htodl(strings.offsetForString(mNamespaceUri));
1372         } else {
1373             attrExt.ns.index = htodl((uint32_t)-1);
1374         }
1375         attrExt.name.index = htodl(strings.offsetForString(mElementName));
1376         attrExt.attributeStart = htods(sizeof(attrExt));
1377         attrExt.attributeSize = htods(sizeof(attr));
1378         attrExt.attributeCount = htods(NA);
1379         attrExt.idIndex = htods(0);
1380         attrExt.classIndex = htods(0);
1381         attrExt.styleIndex = htods(0);
1382         for (i=0; i<NA; i++) {
1383             ssize_t idx = mAttributeOrder.valueAt(i);
1384             const attribute_entry& ae = mAttributes.itemAt(idx);
1385             if (ae.ns.size() == 0) {
1386                 if (ae.name == id16) {
1387                     attrExt.idIndex = htods(i+1);
1388                 } else if (ae.name == class16) {
1389                     attrExt.classIndex = htods(i+1);
1390                 } else if (ae.name == style16) {
1391                     attrExt.styleIndex = htods(i+1);
1392                 }
1393             }
1394         }
1395     } else if (type == TYPE_NAMESPACE) {
1396         node.header.type = htods(RES_XML_START_NAMESPACE_TYPE);
1397         extData = &namespaceExt;
1398         extSize = sizeof(namespaceExt);
1399         memset(&namespaceExt, 0, sizeof(namespaceExt));
1400         if (mNamespacePrefix.size() > 0) {
1401             namespaceExt.prefix.index = htodl(strings.offsetForString(mNamespacePrefix));
1402         } else {
1403             namespaceExt.prefix.index = htodl((uint32_t)-1);
1404         }
1405         namespaceExt.prefix.index = htodl(strings.offsetForString(mNamespacePrefix));
1406         namespaceExt.uri.index = htodl(strings.offsetForString(mNamespaceUri));
1407         LOG_ALWAYS_FATAL_IF(NA != 0, "Namespace nodes can't have attributes!");
1408     } else if (type == TYPE_CDATA) {
1409         node.header.type = htods(RES_XML_CDATA_TYPE);
1410         extData = &cdataExt;
1411         extSize = sizeof(cdataExt);
1412         memset(&cdataExt, 0, sizeof(cdataExt));
1413         cdataExt.data.index = htodl(strings.offsetForString(mChars));
1414         cdataExt.typedData.size = htods(sizeof(cdataExt.typedData));
1415         cdataExt.typedData.res0 = 0;
1416         cdataExt.typedData.dataType = mCharsValue.dataType;
1417         cdataExt.typedData.data = htodl(mCharsValue.data);
1418         LOG_ALWAYS_FATAL_IF(NA != 0, "CDATA nodes can't have attributes!");
1419     }
1420
1421     node.header.size = htodl(sizeof(node) + extSize + (sizeof(attr)*NA));
1422
1423     dest->writeData(&node, sizeof(node));
1424     if (extSize > 0) {
1425         dest->writeData(extData, extSize);
1426     }
1427
1428     for (i=0; i<NA; i++) {
1429         ssize_t idx = mAttributeOrder.valueAt(i);
1430         const attribute_entry& ae = mAttributes.itemAt(idx);
1431         if (ae.ns.size() > 0) {
1432             attr.ns.index = htodl(strings.offsetForString(ae.ns));
1433         } else {
1434             attr.ns.index = htodl((uint32_t)-1);
1435         }
1436         attr.name.index = htodl(ae.namePoolIdx);
1437
1438         if (!stripRawValues || ae.needStringValue()) {
1439             attr.rawValue.index = htodl(strings.offsetForString(ae.string));
1440         } else {
1441             attr.rawValue.index = htodl((uint32_t)-1);
1442         }
1443         attr.typedValue.size = htods(sizeof(attr.typedValue));
1444         if (ae.value.dataType == Res_value::TYPE_NULL
1445                 || ae.value.dataType == Res_value::TYPE_STRING) {
1446             attr.typedValue.res0 = 0;
1447             attr.typedValue.dataType = Res_value::TYPE_STRING;
1448             attr.typedValue.data = htodl(strings.offsetForString(ae.string));
1449         } else {
1450             attr.typedValue.res0 = 0;
1451             attr.typedValue.dataType = ae.value.dataType;
1452             attr.typedValue.data = htodl(ae.value.data);
1453         }
1454         dest->writeData(&attr, sizeof(attr));
1455     }
1456
1457     for (i=0; i<NC; i++) {
1458         status_t err = mChildren.itemAt(i)->flatten_node(strings, dest,
1459                 stripComments, stripRawValues);
1460         if (err != NO_ERROR) {
1461             return err;
1462         }
1463     }
1464
1465     if (type == TYPE_ELEMENT) {
1466         ResXMLTree_endElementExt endElementExt;
1467         memset(&endElementExt, 0, sizeof(endElementExt));
1468         node.header.type = htods(RES_XML_END_ELEMENT_TYPE);
1469         node.header.size = htodl(sizeof(node)+sizeof(endElementExt));
1470         node.lineNumber = htodl(getEndLineNumber());
1471         node.comment.index = htodl((uint32_t)-1);
1472         endElementExt.ns.index = attrExt.ns.index;
1473         endElementExt.name.index = attrExt.name.index;
1474         dest->writeData(&node, sizeof(node));
1475         dest->writeData(&endElementExt, sizeof(endElementExt));
1476     } else if (type == TYPE_NAMESPACE) {
1477         node.header.type = htods(RES_XML_END_NAMESPACE_TYPE);
1478         node.lineNumber = htodl(getEndLineNumber());
1479         node.comment.index = htodl((uint32_t)-1);
1480         node.header.size = htodl(sizeof(node)+extSize);
1481         dest->writeData(&node, sizeof(node));
1482         dest->writeData(extData, extSize);
1483     }
1484
1485     return NO_ERROR;
1486 }