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                             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(), String8(block->getText(&len)).string());
 508         }
 509     }
 510
 511     block->restart();
 512 }
 513
 514 status_t parseXMLResource(const sp<AaptFile>& file, ResXMLTree* outTree,
 515                           bool stripAll, bool keepComments,
 516                           const char** cDataTags)
 517 {
 518     sp<XMLNode> root = XMLNode::parse(file);
 519     if (root == NULL) {
 520         return UNKNOWN_ERROR;
 521     }
 522     root->removeWhitespace(stripAll, cDataTags);
 523
 524     NOISY(printf("Input XML from %s:\n", (const char*)file->getPrintableSource()));
 525     NOISY(root->print());
 526     sp<AaptFile> rsc = new AaptFile(String8(), AaptGroupEntry(), String8());
 527     status_t err = root->flatten(rsc, !keepComments, false);
 528     if (err != NO_ERROR) {
 529         return err;
 530     }
 531     err = outTree->setTo(rsc->getData(), rsc->getSize(), true);
 532     if (err != NO_ERROR) {
 533         return err;
 534     }
 535
 536     NOISY(printf("Output XML:\n"));
 537     NOISY(printXMLBlock(outTree));
 538
 539     return NO_ERROR;
 540 }
 541
 542 sp<XMLNode> XMLNode::parse(const sp<AaptFile>& file)
 543 {
 544     char buf[16384];
 545     int fd = open(file->getSourceFile().string(), O_RDONLY | O_BINARY);
 546     if (fd < 0) {
 547         SourcePos(file->getSourceFile(), -1).error("Unable to open file for read: %s",
 548                 strerror(errno));
 549         return NULL;
 550     }
 551
 552     XML_Parser parser = XML_ParserCreateNS(NULL, 1);
 553     ParseState state;
 554     state.filename = file->getPrintableSource();
 555     state.parser = parser;
 556     XML_SetUserData(parser, &state);
 557     XML_SetElementHandler(parser, startElement, endElement);
 558     XML_SetNamespaceDeclHandler(parser, startNamespace, endNamespace);
 559     XML_SetCharacterDataHandler(parser, characterData);
 560     XML_SetCommentHandler(parser, commentData);
 561
 562     ssize_t len;
 563     bool done;
 564     do {
 565         len = read(fd, buf, sizeof(buf));
 566         done = len < (ssize_t)sizeof(buf);
 567         if (len < 0) {
 568             SourcePos(file->getSourceFile(), -1).error("Error reading file: %s\n", strerror(errno));
 569             close(fd);
 570             return NULL;
 571         }
 572         if (XML_Parse(parser, buf, len, done) == XML_STATUS_ERROR) {
 573             SourcePos(file->getSourceFile(), (int)XML_GetCurrentLineNumber(parser)).error(
 574                     "Error parsing XML: %s\n", XML_ErrorString(XML_GetErrorCode(parser)));
 575             close(fd);
 576             return NULL;
 577         }
 578     } while (!done);
 579
 580     XML_ParserFree(parser);
 581     if (state.root == NULL) {
 582         SourcePos(file->getSourceFile(), -1).error("No XML data generated when parsing");
 583     }
 584     close(fd);
 585     return state.root;
 586 }
 587
 588 XMLNode::XMLNode(const String8& filename, const String16& s1, const String16& s2, bool isNamespace)
 589     : mNextAttributeIndex(0x80000000)
 590     , mFilename(filename)
 591     , mStartLineNumber(0)
 592     , mEndLineNumber(0)
 593     , mUTF8(false)
 594 {
 595     if (isNamespace) {
 596         mNamespacePrefix = s1;
 597         mNamespaceUri = s2;
 598     } else {
 599         mNamespaceUri = s1;
 600         mElementName = s2;
 601     }
 602 }
 603
 604 XMLNode::XMLNode(const String8& filename)
 605     : mFilename(filename)
 606 {
 607     memset(&mCharsValue, 0, sizeof(mCharsValue));
 608 }
 609
 610 XMLNode::type XMLNode::getType() const
 611 {
 612     if (mElementName.size() != 0) {
 613         return TYPE_ELEMENT;
 614     }
 615     if (mNamespaceUri.size() != 0) {
 616         return TYPE_NAMESPACE;
 617     }
 618     return TYPE_CDATA;
 619 }
 620
 621 const String16& XMLNode::getNamespacePrefix() const
 622 {
 623     return mNamespacePrefix;
 624 }
 625
 626 const String16& XMLNode::getNamespaceUri() const
 627 {
 628     return mNamespaceUri;
 629 }
 630
 631 const String16& XMLNode::getElementNamespace() const
 632 {
 633     return mNamespaceUri;
 634 }
 635
 636 const String16& XMLNode::getElementName() const
 637 {
 638     return mElementName;
 639 }
 640
 641 const Vector<sp<XMLNode> >& XMLNode::getChildren() const
 642 {
 643     return mChildren;
 644 }
 645
 646 const String8& XMLNode::getFilename() const
 647 {
 648     return mFilename;
 649 }
 650
 651 const Vector<XMLNode::attribute_entry>&
 652     XMLNode::getAttributes() const
 653 {
 654     return mAttributes;
 655 }
 656
 657 const XMLNode::attribute_entry* XMLNode::getAttribute(const String16& ns,
 658         const String16& name) const
 659 {
 660     for (size_t i=0; i<mAttributes.size(); i++) {
 661         const attribute_entry& ae(mAttributes.itemAt(i));
 662         if (ae.ns == ns && ae.name == name) {
 663             return &ae;
 664         }
 665     }
 666
 667     return NULL;
 668 }
 669
 670 XMLNode::attribute_entry* XMLNode::editAttribute(const String16& ns,
 671         const String16& name)
 672 {
 673     for (size_t i=0; i<mAttributes.size(); i++) {
 674         attribute_entry * ae = &mAttributes.editItemAt(i);
 675         if (ae->ns == ns && ae->name == name) {
 676             return ae;
 677         }
 678     }
 679
 680     return NULL;
 681 }
 682
 683 const String16& XMLNode::getCData() const
 684 {
 685     return mChars;
 686 }
 687
 688 const String16& XMLNode::getComment() const
 689 {
 690     return mComment;
 691 }
 692
 693 int32_t XMLNode::getStartLineNumber() const
 694 {
 695     return mStartLineNumber;
 696 }
 697
 698 int32_t XMLNode::getEndLineNumber() const
 699 {
 700     return mEndLineNumber;
 701 }
 702
 703 sp<XMLNode> XMLNode::searchElement(const String16& tagNamespace, const String16& tagName)
 704 {
 705     if (getType() == XMLNode::TYPE_ELEMENT
 706             && mNamespaceUri == tagNamespace
 707             && mElementName == tagName) {
 708         return this;
 709     }
 710
 711     for (size_t i=0; i<mChildren.size(); i++) {
 712         sp<XMLNode> found = mChildren.itemAt(i)->searchElement(tagNamespace, tagName);
 713         if (found != NULL) {
 714             return found;
 715         }
 716     }
 717
 718     return NULL;
 719 }
 720
 721 sp<XMLNode> XMLNode::getChildElement(const String16& tagNamespace, const String16& tagName)
 722 {
 723     for (size_t i=0; i<mChildren.size(); i++) {
 724         sp<XMLNode> child = mChildren.itemAt(i);
 725         if (child->getType() == XMLNode::TYPE_ELEMENT
 726                 && child->mNamespaceUri == tagNamespace
 727                 && child->mElementName == tagName) {
 728             return child;
 729         }
 730     }
 731
 732     return NULL;
 733 }
 734
 735 status_t XMLNode::addChild(const sp<XMLNode>& child)
 736 {
 737     if (getType() == TYPE_CDATA) {
 738         SourcePos(mFilename, child->getStartLineNumber()).error("Child to CDATA node.");
 739         return UNKNOWN_ERROR;
 740     }
 741     //printf("Adding child %p to parent %p\n", child.get(), this);
 742     mChildren.add(child);
 743     return NO_ERROR;
 744 }
 745
 746 status_t XMLNode::insertChildAt(const sp<XMLNode>& child, size_t index)
 747 {
 748     if (getType() == TYPE_CDATA) {
 749         SourcePos(mFilename, child->getStartLineNumber()).error("Child to CDATA node.");
 750         return UNKNOWN_ERROR;
 751     }
 752     //printf("Adding child %p to parent %p\n", child.get(), this);
 753     mChildren.insertAt(child, index);
 754     return NO_ERROR;
 755 }
 756
 757 status_t XMLNode::addAttribute(const String16& ns, const String16& name,
 758                                const String16& value)
 759 {
 760     if (getType() == TYPE_CDATA) {
 761         SourcePos(mFilename, getStartLineNumber()).error("Child to CDATA node.");
 762         return UNKNOWN_ERROR;
 763     }
 764     attribute_entry e;
 765     e.index = mNextAttributeIndex++;
 766     e.ns = ns;
 767     e.name = name;
 768     e.string = value;
 769     mAttributes.add(e);
 770     mAttributeOrder.add(e.index, mAttributes.size()-1);
 771     return NO_ERROR;
 772 }
 773
 774 void XMLNode::setAttributeResID(size_t attrIdx, uint32_t resId)
 775 {
 776     attribute_entry& e = mAttributes.editItemAt(attrIdx);
 777     if (e.nameResId) {
 778         mAttributeOrder.removeItem(e.nameResId);
 779     } else {
 780         mAttributeOrder.removeItem(e.index);
 781     }
 782     NOISY(printf("Elem %s %s=\"%s\": set res id = 0x%08x\n",
 783             String8(getElementName()).string(),
 784             String8(mAttributes.itemAt(attrIdx).name).string(),
 785             String8(mAttributes.itemAt(attrIdx).string).string(),
 786             resId));
 787     mAttributes.editItemAt(attrIdx).nameResId = resId;
 788     mAttributeOrder.add(resId, attrIdx);
 789 }
 790
 791 status_t XMLNode::appendChars(const String16& chars)
 792 {
 793     if (getType() != TYPE_CDATA) {
 794         SourcePos(mFilename, getStartLineNumber()).error("Adding characters to element node.");
 795         return UNKNOWN_ERROR;
 796     }
 797     mChars.append(chars);
 798     return NO_ERROR;
 799 }
 800
 801 status_t XMLNode::appendComment(const String16& comment)
 802 {
 803     if (mComment.size() > 0) {
 804         mComment.append(String16("\n"));
 805     }
 806     mComment.append(comment);
 807     return NO_ERROR;
 808 }
 809
 810 void XMLNode::setStartLineNumber(int32_t line)
 811 {
 812     mStartLineNumber = line;
 813 }
 814
 815 void XMLNode::setEndLineNumber(int32_t line)
 816 {
 817     mEndLineNumber = line;
 818 }
 819
 820 void XMLNode::removeWhitespace(bool stripAll, const char** cDataTags)
 821 {
 822     //printf("Removing whitespace in %s\n", String8(mElementName).string());
 823     size_t N = mChildren.size();
 824     if (cDataTags) {
 825         String8 tag(mElementName);
 826         const char** p = cDataTags;
 827         while (*p) {
 828             if (tag == *p) {
 829                 stripAll = false;
 830                 break;
 831             }
 832         }
 833     }
 834     for (size_t i=0; i<N; i++) {
 835         sp<XMLNode> node = mChildren.itemAt(i);
 836         if (node->getType() == TYPE_CDATA) {
 837             // This is a CDATA node...
 838             const char16_t* p = node->mChars.string();
 839             while (*p != 0 && *p < 128 && isspace(*p)) {
 840                 p++;
 841             }
 842             //printf("Space ends at %d in \"%s\"\n",
 843             //       (int)(p-node->mChars.string()),
 844             //       String8(node->mChars).string());
 845             if (*p == 0) {
 846                 if (stripAll) {
 847                     // Remove this node!
 848                     mChildren.removeAt(i);
 849                     N--;
 850                     i--;
 851                 } else {
 852                     node->mChars = String16(" ");
 853                 }
 854             } else {
 855                 // Compact leading/trailing whitespace.
 856                 const char16_t* e = node->mChars.string()+node->mChars.size()-1;
 857                 while (e > p && *e < 128 && isspace(*e)) {
 858                     e--;
 859                 }
 860                 if (p > node->mChars.string()) {
 861                     p--;
 862                 }
 863                 if (e < (node->mChars.string()+node->mChars.size()-1)) {
 864                     e++;
 865                 }
 866                 if (p > node->mChars.string() ||
 867                     e < (node->mChars.string()+node->mChars.size()-1)) {
 868                     String16 tmp(p, e-p+1);
 869                     node->mChars = tmp;
 870                 }
 871             }
 872         } else {
 873             node->removeWhitespace(stripAll, cDataTags);
 874         }
 875     }
 876 }
 877
 878 status_t XMLNode::parseValues(const sp<AaptAssets>& assets,
 879                               ResourceTable* table)
 880 {
 881     bool hasErrors = false;
 882
 883     if (getType() == TYPE_ELEMENT) {
 884         const size_t N = mAttributes.size();
 885         String16 defPackage(assets->getPackage());
 886         for (size_t i=0; i<N; i++) {
 887             attribute_entry& e = mAttributes.editItemAt(i);
 888             AccessorCookie ac(SourcePos(mFilename, getStartLineNumber()), String8(e.name),
 889                     String8(e.string));
 890             table->setCurrentXmlPos(SourcePos(mFilename, getStartLineNumber()));
 891             if (!assets->getIncludedResources()
 892                     .stringToValue(&e.value, &e.string,
 893                                   e.string.string(), e.string.size(), true, true,
 894                                   e.nameResId, NULL, &defPackage, table, &ac)) {
 895                 hasErrors = true;
 896             }
 897             NOISY(printf("Attr %s: type=0x%x, str=%s\n",
 898                    String8(e.name).string(), e.value.dataType,
 899                    String8(e.string).string()));
 900         }
 901     }
 902     const size_t N = mChildren.size();
 903     for (size_t i=0; i<N; i++) {
 904         status_t err = mChildren.itemAt(i)->parseValues(assets, table);
 905         if (err != NO_ERROR) {
 906             hasErrors = true;
 907         }
 908     }
 909     return hasErrors ? UNKNOWN_ERROR : NO_ERROR;
 910 }
 911
 912 status_t XMLNode::assignResourceIds(const sp<AaptAssets>& assets,
 913                                     const ResourceTable* table)
 914 {
 915     bool hasErrors = false;
 916
 917     if (getType() == TYPE_ELEMENT) {
 918         String16 attr("attr");
 919         const char* errorMsg;
 920         const size_t N = mAttributes.size();
 921         for (size_t i=0; i<N; i++) {
 922             const attribute_entry& e = mAttributes.itemAt(i);
 923             if (e.ns.size() <= 0) continue;
 924             bool nsIsPublic;
 925             String16 pkg(getNamespaceResourcePackage(e.ns, &nsIsPublic));
 926             NOISY(printf("Elem %s %s=\"%s\": namespace(%s) %s ===> %s\n",
 927                     String8(getElementName()).string(),
 928                     String8(e.name).string(),
 929                     String8(e.string).string(),
 930                     String8(e.ns).string(),
 931                     (nsIsPublic) ? "public" : "private",
 932                     String8(pkg).string()));
 933             if (pkg.size() <= 0) continue;
 934             uint32_t res = table != NULL
 935                 ? table->getResId(e.name, &attr, &pkg, &errorMsg, nsIsPublic)
 936                 : assets->getIncludedResources().
 937                     identifierForName(e.name.string(), e.name.size(),
 938                                       attr.string(), attr.size(),
 939                                       pkg.string(), pkg.size());
 940             if (res != 0) {
 941                 NOISY(printf("XML attribute name %s: resid=0x%08x\n",
 942                              String8(e.name).string(), res));
 943                 setAttributeResID(i, res);
 944             } else {
 945                 SourcePos(mFilename, getStartLineNumber()).error(
 946                         "No resource identifier found for attribute '%s' in package '%s'\n",
 947                         String8(e.name).string(), String8(pkg).string());
 948                 hasErrors = true;
 949             }
 950         }
 951     }
 952     const size_t N = mChildren.size();
 953     for (size_t i=0; i<N; i++) {
 954         status_t err = mChildren.itemAt(i)->assignResourceIds(assets, table);
 955         if (err < NO_ERROR) {
 956             hasErrors = true;
 957         }
 958     }
 959
 960     return hasErrors ? UNKNOWN_ERROR : NO_ERROR;
 961 }
 962
 963 status_t XMLNode::flatten(const sp<AaptFile>& dest,
 964         bool stripComments, bool stripRawValues) const
 965 {
 966     StringPool strings = StringPool(false, mUTF8);
 967     Vector<uint32_t> resids;
 968
 969     // First collect just the strings for attribute names that have a
 970     // resource ID assigned to them.  This ensures that the resource ID
 971     // array is compact, and makes it easier to deal with attribute names
 972     // in different namespaces (and thus with different resource IDs).
 973     collect_resid_strings(&strings, &resids);
 974
 975     // Next collect all remainibng strings.
 976     collect_strings(&strings, &resids, stripComments, stripRawValues);
 977
 978 #if 0  // No longer compiles
 979     NOISY(printf("Found strings:\n");
 980         const size_t N = strings.size();
 981         for (size_t i=0; i<N; i++) {
 982             printf("%s\n", String8(strings.entryAt(i).string).string());
 983         }
 984     );
 985 #endif
 986
 987     sp<AaptFile> stringPool = strings.createStringBlock();
 988     NOISY(aout << "String pool:"
 989           << HexDump(stringPool->getData(), stringPool->getSize()) << endl);
 990
 991     ResXMLTree_header header;
 992     memset(&header, 0, sizeof(header));
 993     header.header.type = htods(RES_XML_TYPE);
 994     header.header.headerSize = htods(sizeof(header));
 995
 996     const size_t basePos = dest->getSize();
 997     dest->writeData(&header, sizeof(header));
 998     dest->writeData(stringPool->getData(), stringPool->getSize());
 999
1000     // If we have resource IDs, write them.
1001     if (resids.size() > 0) {
1002         const size_t resIdsPos = dest->getSize();
1003         const size_t resIdsSize =
1004             sizeof(ResChunk_header)+(sizeof(uint32_t)*resids.size());
1005         ResChunk_header* idsHeader = (ResChunk_header*)
1006             (((const uint8_t*)dest->editData(resIdsPos+resIdsSize))+resIdsPos);
1007         idsHeader->type = htods(RES_XML_RESOURCE_MAP_TYPE);
1008         idsHeader->headerSize = htods(sizeof(*idsHeader));
1009         idsHeader->size = htodl(resIdsSize);
1010         uint32_t* ids = (uint32_t*)(idsHeader+1);
1011         for (size_t i=0; i<resids.size(); i++) {
1012             *ids++ = htodl(resids[i]);
1013         }
1014     }
1015
1016     flatten_node(strings, dest, stripComments, stripRawValues);
1017
1018     void* data = dest->editData();
1019     ResXMLTree_header* hd = (ResXMLTree_header*)(((uint8_t*)data)+basePos);
1020     size_t size = dest->getSize()-basePos;
1021     hd->header.size = htodl(dest->getSize()-basePos);
1022
1023     NOISY(aout << "XML resource:"
1024           << HexDump(dest->getData(), dest->getSize()) << endl);
1025
1026     #if PRINT_STRING_METRICS
1027     fprintf(stderr, "**** total xml size: %d / %d%% strings (in %s)\n",
1028         dest->getSize(), (stringPool->getSize()*100)/dest->getSize(),
1029         dest->getPath().string());
1030     #endif
1031
1032     return NO_ERROR;
1033 }
1034
1035 void XMLNode::print(int indent)
1036 {
1037     String8 prefix;
1038     int i;
1039     for (i=0; i<indent; i++) {
1040         prefix.append("  ");
1041     }
1042     if (getType() == TYPE_ELEMENT) {
1043         String8 elemNs(getNamespaceUri());
1044         if (elemNs.size() > 0) {
1045             elemNs.append(":");
1046         }
1047         printf("%s E: %s%s", prefix.string(),
1048                elemNs.string(), String8(getElementName()).string());
1049         int N = mAttributes.size();
1050         for (i=0; i<N; i++) {
1051             ssize_t idx = mAttributeOrder.valueAt(i);
1052             if (i == 0) {
1053                 printf(" / ");
1054             } else {
1055                 printf(", ");
1056             }
1057             const attribute_entry& attr = mAttributes.itemAt(idx);
1058             String8 attrNs(attr.ns);
1059             if (attrNs.size() > 0) {
1060                 attrNs.append(":");
1061             }
1062             if (attr.nameResId) {
1063                 printf("%s%s(0x%08x)", attrNs.string(),
1064                        String8(attr.name).string(), attr.nameResId);
1065             } else {
1066                 printf("%s%s", attrNs.string(), String8(attr.name).string());
1067             }
1068             printf("=%s", String8(attr.string).string());
1069         }
1070         printf("\n");
1071     } else if (getType() == TYPE_NAMESPACE) {
1072         printf("%s N: %s=%s\n", prefix.string(),
1073                getNamespacePrefix().size() > 0
1074                     ? String8(getNamespacePrefix()).string() : "<DEF>",
1075                String8(getNamespaceUri()).string());
1076     } else {
1077         printf("%s C: \"%s\"\n", prefix.string(), String8(getCData()).string());
1078     }
1079     int N = mChildren.size();
1080     for (i=0; i<N; i++) {
1081         mChildren.itemAt(i)->print(indent+1);
1082     }
1083 }
1084
1085 static void splitName(const char* name, String16* outNs, String16* outName)
1086 {
1087     const char* p = name;
1088     while (*p != 0 && *p != 1) {
1089         p++;
1090     }
1091     if (*p == 0) {
1092         *outNs = String16();
1093         *outName = String16(name);
1094     } else {
1095         *outNs = String16(name, (p-name));
1096         *outName = String16(p+1);
1097     }
1098 }
1099
1100 void XMLCALL
1101 XMLNode::startNamespace(void *userData, const char *prefix, const char *uri)
1102 {
1103     NOISY_PARSE(printf("Start Namespace: %s %s\n", prefix, uri));
1104     ParseState* st = (ParseState*)userData;
1105     sp<XMLNode> node = XMLNode::newNamespace(st->filename,
1106             String16(prefix != NULL ? prefix : ""), String16(uri));
1107     node->setStartLineNumber(XML_GetCurrentLineNumber(st->parser));
1108     if (st->stack.size() > 0) {
1109         st->stack.itemAt(st->stack.size()-1)->addChild(node);
1110     } else {
1111         st->root = node;
1112     }
1113     st->stack.push(node);
1114 }
1115
1116 void XMLCALL
1117 XMLNode::startElement(void *userData, const char *name, const char **atts)
1118 {
1119     NOISY_PARSE(printf("Start Element: %s\n", name));
1120     ParseState* st = (ParseState*)userData;
1121     String16 ns16, name16;
1122     splitName(name, &ns16, &name16);
1123     sp<XMLNode> node = XMLNode::newElement(st->filename, ns16, name16);
1124     node->setStartLineNumber(XML_GetCurrentLineNumber(st->parser));
1125     if (st->pendingComment.size() > 0) {
1126         node->appendComment(st->pendingComment);
1127         st->pendingComment = String16();
1128     }
1129     if (st->stack.size() > 0) {
1130         st->stack.itemAt(st->stack.size()-1)->addChild(node);
1131     } else {
1132         st->root = node;
1133     }
1134     st->stack.push(node);
1135
1136     for (int i = 0; atts[i]; i += 2) {
1137         splitName(atts[i], &ns16, &name16);
1138         node->addAttribute(ns16, name16, String16(atts[i+1]));
1139     }
1140 }
1141
1142 void XMLCALL
1143 XMLNode::characterData(void *userData, const XML_Char *s, int len)
1144 {
1145     NOISY_PARSE(printf("CDATA: \"%s\"\n", String8(s, len).string()));
1146     ParseState* st = (ParseState*)userData;
1147     sp<XMLNode> node = NULL;
1148     if (st->stack.size() == 0) {
1149         return;
1150     }
1151     sp<XMLNode> parent = st->stack.itemAt(st->stack.size()-1);
1152     if (parent != NULL && parent->getChildren().size() > 0) {
1153         node = parent->getChildren()[parent->getChildren().size()-1];
1154         if (node->getType() != TYPE_CDATA) {
1155             // Last node is not CDATA, need to make a new node.
1156             node = NULL;
1157         }
1158     }
1159
1160     if (node == NULL) {
1161         node = XMLNode::newCData(st->filename);
1162         node->setStartLineNumber(XML_GetCurrentLineNumber(st->parser));
1163         parent->addChild(node);
1164     }
1165
1166     node->appendChars(String16(s, len));
1167 }
1168
1169 void XMLCALL
1170 XMLNode::endElement(void *userData, const char *name)
1171 {
1172     NOISY_PARSE(printf("End Element: %s\n", name));
1173     ParseState* st = (ParseState*)userData;
1174     sp<XMLNode> node = st->stack.itemAt(st->stack.size()-1);
1175     node->setEndLineNumber(XML_GetCurrentLineNumber(st->parser));
1176     if (st->pendingComment.size() > 0) {
1177         node->appendComment(st->pendingComment);
1178         st->pendingComment = String16();
1179     }
1180     String16 ns16, name16;
1181     splitName(name, &ns16, &name16);
1182     LOG_ALWAYS_FATAL_IF(node->getElementNamespace() != ns16
1183                         || node->getElementName() != name16,
1184                         "Bad end element %s", name);
1185     st->stack.pop();
1186 }
1187
1188 void XMLCALL
1189 XMLNode::endNamespace(void *userData, const char *prefix)
1190 {
1191     const char* nonNullPrefix = prefix != NULL ? prefix : "";
1192     NOISY_PARSE(printf("End Namespace: %s\n", prefix));
1193     ParseState* st = (ParseState*)userData;
1194     sp<XMLNode> node = st->stack.itemAt(st->stack.size()-1);
1195     node->setEndLineNumber(XML_GetCurrentLineNumber(st->parser));
1196     LOG_ALWAYS_FATAL_IF(node->getNamespacePrefix() != String16(nonNullPrefix),
1197                         "Bad end namespace %s", prefix);
1198     st->stack.pop();
1199 }
1200
1201 void XMLCALL
1202 XMLNode::commentData(void *userData, const char *comment)
1203 {
1204     NOISY_PARSE(printf("Comment: %s\n", comment));
1205     ParseState* st = (ParseState*)userData;
1206     if (st->pendingComment.size() > 0) {
1207         st->pendingComment.append(String16("\n"));
1208     }
1209     st->pendingComment.append(String16(comment));
1210 }
1211
1212 status_t XMLNode::collect_strings(StringPool* dest, Vector<uint32_t>* outResIds,
1213         bool stripComments, bool stripRawValues) const
1214 {
1215     collect_attr_strings(dest, outResIds, true);
1216
1217     int i;
1218     if (mNamespacePrefix.size() > 0) {
1219         dest->add(mNamespacePrefix, true);
1220     }
1221     if (mNamespaceUri.size() > 0) {
1222         dest->add(mNamespaceUri, true);
1223     }
1224     if (mElementName.size() > 0) {
1225         dest->add(mElementName, true);
1226     }
1227
1228     if (!stripComments && mComment.size() > 0) {
1229         dest->add(mComment, true);
1230     }
1231
1232     const int NA = mAttributes.size();
1233
1234     for (i=0; i<NA; i++) {
1235         const attribute_entry& ae = mAttributes.itemAt(i);
1236         if (ae.ns.size() > 0) {
1237             dest->add(ae.ns, true);
1238         }
1239         if (!stripRawValues || ae.needStringValue()) {
1240             dest->add(ae.string, true);
1241         }
1242         /*
1243         if (ae.value.dataType == Res_value::TYPE_NULL
1244                 || ae.value.dataType == Res_value::TYPE_STRING) {
1245             dest->add(ae.string, true);
1246         }
1247         */
1248     }
1249
1250     if (mElementName.size() == 0) {
1251         // If not an element, include the CDATA, even if it is empty.
1252         dest->add(mChars, true);
1253     }
1254
1255     const int NC = mChildren.size();
1256
1257     for (i=0; i<NC; i++) {
1258         mChildren.itemAt(i)->collect_strings(dest, outResIds,
1259                 stripComments, stripRawValues);
1260     }
1261
1262     return NO_ERROR;
1263 }
1264
1265 status_t XMLNode::collect_attr_strings(StringPool* outPool,
1266         Vector<uint32_t>* outResIds, bool allAttrs) const {
1267     const int NA = mAttributes.size();
1268
1269     for (int i=0; i<NA; i++) {
1270         const attribute_entry& attr = mAttributes.itemAt(i);
1271         uint32_t id = attr.nameResId;
1272         if (id || allAttrs) {
1273             // See if we have already assigned this resource ID to a pooled
1274             // string...
1275             const Vector<size_t>* indices = outPool->offsetsForString(attr.name);
1276             ssize_t idx = -1;
1277             if (indices != NULL) {
1278                 const int NJ = indices->size();
1279                 const size_t NR = outResIds->size();
1280                 for (int j=0; j<NJ; j++) {
1281                     size_t strIdx = indices->itemAt(j);
1282                     if (strIdx >= NR) {
1283                         if (id == 0) {
1284                             // We don't need to assign a resource ID for this one.
1285                             idx = strIdx;
1286                             break;
1287                         }
1288                         // Just ignore strings that are out of range of
1289                         // the currently assigned resource IDs...  we add
1290                         // strings as we assign the first ID.
1291                     } else if (outResIds->itemAt(strIdx) == id) {
1292                         idx = strIdx;
1293                         break;
1294                     }
1295                 }
1296             }
1297             if (idx < 0) {
1298                 idx = outPool->add(attr.name);
1299                 NOISY(printf("Adding attr %s (resid 0x%08x) to pool: idx=%d\n",
1300                         String8(attr.name).string(), id, idx));
1301                 if (id != 0) {
1302                     while ((ssize_t)outResIds->size() <= idx) {
1303                         outResIds->add(0);
1304                     }
1305                     outResIds->replaceAt(id, idx);
1306                 }
1307             }
1308             attr.namePoolIdx = idx;
1309             NOISY(printf("String %s offset=0x%08x\n",
1310                          String8(attr.name).string(), idx));
1311         }
1312     }
1313
1314     return NO_ERROR;
1315 }
1316
1317 status_t XMLNode::collect_resid_strings(StringPool* outPool,
1318         Vector<uint32_t>* outResIds) const
1319 {
1320     collect_attr_strings(outPool, outResIds, false);
1321
1322     const int NC = mChildren.size();
1323
1324     for (int i=0; i<NC; i++) {
1325         mChildren.itemAt(i)->collect_resid_strings(outPool, outResIds);
1326     }
1327
1328     return NO_ERROR;
1329 }
1330
1331 status_t XMLNode::flatten_node(const StringPool& strings, const sp<AaptFile>& dest,
1332         bool stripComments, bool stripRawValues) const
1333 {
1334     ResXMLTree_node node;
1335     ResXMLTree_cdataExt cdataExt;
1336     ResXMLTree_namespaceExt namespaceExt;
1337     ResXMLTree_attrExt attrExt;
1338     const void* extData = NULL;
1339     size_t extSize = 0;
1340     ResXMLTree_attribute attr;
1341
1342     const size_t NA = mAttributes.size();
1343     const size_t NC = mChildren.size();
1344     size_t i;
1345
1346     LOG_ALWAYS_FATAL_IF(NA != mAttributeOrder.size(), "Attributes messed up!");
1347
1348     const String16 id16("id");
1349     const String16 class16("class");
1350     const String16 style16("style");
1351
1352     const type type = getType();
1353
1354     memset(&node, 0, sizeof(node));
1355     memset(&attr, 0, sizeof(attr));
1356     node.header.headerSize = htods(sizeof(node));
1357     node.lineNumber = htodl(getStartLineNumber());
1358     if (!stripComments) {
1359         node.comment.index = htodl(
1360             mComment.size() > 0 ? strings.offsetForString(mComment) : -1);
1361         //if (mComment.size() > 0) {
1362         //  printf("Flattening comment: %s\n", String8(mComment).string());
1363         //}
1364     } else {
1365         node.comment.index = htodl((uint32_t)-1);
1366     }
1367     if (type == TYPE_ELEMENT) {
1368         node.header.type = htods(RES_XML_START_ELEMENT_TYPE);
1369         extData = &attrExt;
1370         extSize = sizeof(attrExt);
1371         memset(&attrExt, 0, sizeof(attrExt));
1372         if (mNamespaceUri.size() > 0) {
1373             attrExt.ns.index = htodl(strings.offsetForString(mNamespaceUri));
1374         } else {
1375             attrExt.ns.index = htodl((uint32_t)-1);
1376         }
1377         attrExt.name.index = htodl(strings.offsetForString(mElementName));
1378         attrExt.attributeStart = htods(sizeof(attrExt));
1379         attrExt.attributeSize = htods(sizeof(attr));
1380         attrExt.attributeCount = htods(NA);
1381         attrExt.idIndex = htods(0);
1382         attrExt.classIndex = htods(0);
1383         attrExt.styleIndex = htods(0);
1384         for (i=0; i<NA; i++) {
1385             ssize_t idx = mAttributeOrder.valueAt(i);
1386             const attribute_entry& ae = mAttributes.itemAt(idx);
1387             if (ae.ns.size() == 0) {
1388                 if (ae.name == id16) {
1389                     attrExt.idIndex = htods(i+1);
1390                 } else if (ae.name == class16) {
1391                     attrExt.classIndex = htods(i+1);
1392                 } else if (ae.name == style16) {
1393                     attrExt.styleIndex = htods(i+1);
1394                 }
1395             }
1396         }
1397     } else if (type == TYPE_NAMESPACE) {
1398         node.header.type = htods(RES_XML_START_NAMESPACE_TYPE);
1399         extData = &namespaceExt;
1400         extSize = sizeof(namespaceExt);
1401         memset(&namespaceExt, 0, sizeof(namespaceExt));
1402         if (mNamespacePrefix.size() > 0) {
1403             namespaceExt.prefix.index = htodl(strings.offsetForString(mNamespacePrefix));
1404         } else {
1405             namespaceExt.prefix.index = htodl((uint32_t)-1);
1406         }
1407         namespaceExt.prefix.index = htodl(strings.offsetForString(mNamespacePrefix));
1408         namespaceExt.uri.index = htodl(strings.offsetForString(mNamespaceUri));
1409         LOG_ALWAYS_FATAL_IF(NA != 0, "Namespace nodes can't have attributes!");
1410     } else if (type == TYPE_CDATA) {
1411         node.header.type = htods(RES_XML_CDATA_TYPE);
1412         extData = &cdataExt;
1413         extSize = sizeof(cdataExt);
1414         memset(&cdataExt, 0, sizeof(cdataExt));
1415         cdataExt.data.index = htodl(strings.offsetForString(mChars));
1416         cdataExt.typedData.size = htods(sizeof(cdataExt.typedData));
1417         cdataExt.typedData.res0 = 0;
1418         cdataExt.typedData.dataType = mCharsValue.dataType;
1419         cdataExt.typedData.data = htodl(mCharsValue.data);
1420         LOG_ALWAYS_FATAL_IF(NA != 0, "CDATA nodes can't have attributes!");
1421     }
1422
1423     node.header.size = htodl(sizeof(node) + extSize + (sizeof(attr)*NA));
1424
1425     dest->writeData(&node, sizeof(node));
1426     if (extSize > 0) {
1427         dest->writeData(extData, extSize);
1428     }
1429
1430     for (i=0; i<NA; i++) {
1431         ssize_t idx = mAttributeOrder.valueAt(i);
1432         const attribute_entry& ae = mAttributes.itemAt(idx);
1433         if (ae.ns.size() > 0) {
1434             attr.ns.index = htodl(strings.offsetForString(ae.ns));
1435         } else {
1436             attr.ns.index = htodl((uint32_t)-1);
1437         }
1438         attr.name.index = htodl(ae.namePoolIdx);
1439
1440         if (!stripRawValues || ae.needStringValue()) {
1441             attr.rawValue.index = htodl(strings.offsetForString(ae.string));
1442         } else {
1443             attr.rawValue.index = htodl((uint32_t)-1);
1444         }
1445         attr.typedValue.size = htods(sizeof(attr.typedValue));
1446         if (ae.value.dataType == Res_value::TYPE_NULL
1447                 || ae.value.dataType == Res_value::TYPE_STRING) {
1448             attr.typedValue.res0 = 0;
1449             attr.typedValue.dataType = Res_value::TYPE_STRING;
1450             attr.typedValue.data = htodl(strings.offsetForString(ae.string));
1451         } else {
1452             attr.typedValue.res0 = 0;
1453             attr.typedValue.dataType = ae.value.dataType;
1454             attr.typedValue.data = htodl(ae.value.data);
1455         }
1456         dest->writeData(&attr, sizeof(attr));
1457     }
1458
1459     for (i=0; i<NC; i++) {
1460         status_t err = mChildren.itemAt(i)->flatten_node(strings, dest,
1461                 stripComments, stripRawValues);
1462         if (err != NO_ERROR) {
1463             return err;
1464         }
1465     }
1466
1467     if (type == TYPE_ELEMENT) {
1468         ResXMLTree_endElementExt endElementExt;
1469         memset(&endElementExt, 0, sizeof(endElementExt));
1470         node.header.type = htods(RES_XML_END_ELEMENT_TYPE);
1471         node.header.size = htodl(sizeof(node)+sizeof(endElementExt));
1472         node.lineNumber = htodl(getEndLineNumber());
1473         node.comment.index = htodl((uint32_t)-1);
1474         endElementExt.ns.index = attrExt.ns.index;
1475         endElementExt.name.index = attrExt.name.index;
1476         dest->writeData(&node, sizeof(node));
1477         dest->writeData(&endElementExt, sizeof(endElementExt));
1478     } else if (type == TYPE_NAMESPACE) {
1479         node.header.type = htods(RES_XML_END_NAMESPACE_TYPE);
1480         node.lineNumber = htodl(getEndLineNumber());
1481         node.comment.index = htodl((uint32_t)-1);
1482         node.header.size = htodl(sizeof(node)+extSize);
1483         dest->writeData(&node, sizeof(node));
1484         dest->writeData(extData, extSize);
1485     }
1486
1487     return NO_ERROR;
1488 }