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