Resource.cpp

   1 //
   2 // Copyright 2006 The Android Open Source Project
   3 //
   4 // Build resource files from raw assets.
   5 //
   6 #include "Main.h"
   7 #include "AaptAssets.h"
   8 #include "StringPool.h"
   9 #include "XMLNode.h"
  10 #include "ResourceTable.h"
  11 #include "Images.h"
  12
  13 #define NOISY(x) // x
  14
  15 // ==========================================================================
  16 // ==========================================================================
  17 // ==========================================================================
  18
  19 class PackageInfo
  20 {
  21 public:
  22     PackageInfo()
  23     {
  24     }
  25     ~PackageInfo()
  26     {
  27     }
  28
  29     status_t parsePackage(const sp<AaptGroup>& grp);
  30 };
  31
  32 // ==========================================================================
  33 // ==========================================================================
  34 // ==========================================================================
  35
  36 static String8 parseResourceName(const String8& leaf)
  37 {
  38     const char* firstDot = strchr(leaf.string(), '.');
  39     const char* str = leaf.string();
  40
  41     if (firstDot) {
  42         return String8(str, firstDot-str);
  43     } else {
  44         return String8(str);
  45     }
  46 }
  47
  48 ResourceTypeSet::ResourceTypeSet()
  49     :RefBase(),
  50      KeyedVector<String8,sp<AaptGroup> >()
  51 {
  52 }
  53
  54 class ResourceDirIterator
  55 {
  56 public:
  57     ResourceDirIterator(const sp<ResourceTypeSet>& set, const String8& resType)
  58         : mResType(resType), mSet(set), mSetPos(0), mGroupPos(0)
  59     {
  60     }
  61
  62     inline const sp<AaptGroup>& getGroup() const { return mGroup; }
  63     inline const sp<AaptFile>& getFile() const { return mFile; }
  64
  65     inline const String8& getBaseName() const { return mBaseName; }
  66     inline const String8& getLeafName() const { return mLeafName; }
  67     inline String8 getPath() const { return mPath; }
  68     inline const ResTable_config& getParams() const { return mParams; }
  69
  70     enum {
  71         EOD = 1
  72     };
  73
  74     ssize_t next()
  75     {
  76         while (true) {
  77             sp<AaptGroup> group;
  78             sp<AaptFile> file;
  79
  80             // Try to get next file in this current group.
  81             if (mGroup != NULL && mGroupPos < mGroup->getFiles().size()) {
  82                 group = mGroup;
  83                 file = group->getFiles().valueAt(mGroupPos++);
  84
  85             // Try to get the next group/file in this directory
  86             } else if (mSetPos < mSet->size()) {
  87                 mGroup = group = mSet->valueAt(mSetPos++);
  88                 if (group->getFiles().size() < 1) {
  89                     continue;
  90                 }
  91                 file = group->getFiles().valueAt(0);
  92                 mGroupPos = 1;
  93
  94             // All done!
  95             } else {
  96                 return EOD;
  97             }
  98
  99             mFile = file;
 100
 101             String8 leaf(group->getLeaf());
 102             mLeafName = String8(leaf);
 103             mParams = file->getGroupEntry().toParams();
 104             NOISY(printf("Dir %s: mcc=%d mnc=%d lang=%c%c cnt=%c%c orient=%d ui=%d density=%d touch=%d key=%d inp=%d nav=%d\n",
 105                    group->getPath().string(), mParams.mcc, mParams.mnc,
 106                    mParams.language[0] ? mParams.language[0] : '-',
 107                    mParams.language[1] ? mParams.language[1] : '-',
 108                    mParams.country[0] ? mParams.country[0] : '-',
 109                    mParams.country[1] ? mParams.country[1] : '-',
 110                    mParams.orientation, mParams.uiMode,
 111                    mParams.density, mParams.touchscreen, mParams.keyboard,
 112                    mParams.inputFlags, mParams.navigation));
 113             mPath = "res";
 114             mPath.appendPath(file->getGroupEntry().toDirName(mResType));
 115             mPath.appendPath(leaf);
 116             mBaseName = parseResourceName(leaf);
 117             if (mBaseName == "") {
 118                 fprintf(stderr, "Error: malformed resource filename %s\n",
 119                         file->getPrintableSource().string());
 120                 return UNKNOWN_ERROR;
 121             }
 122
 123             NOISY(printf("file name=%s\n", mBaseName.string()));
 124
 125             return NO_ERROR;
 126         }
 127     }
 128
 129 private:
 130     String8 mResType;
 131
 132     const sp<ResourceTypeSet> mSet;
 133     size_t mSetPos;
 134
 135     sp<AaptGroup> mGroup;
 136     size_t mGroupPos;
 137
 138     sp<AaptFile> mFile;
 139     String8 mBaseName;
 140     String8 mLeafName;
 141     String8 mPath;
 142     ResTable_config mParams;
 143 };
 144
 145 // ==========================================================================
 146 // ==========================================================================
 147 // ==========================================================================
 148
 149 bool isValidResourceType(const String8& type)
 150 {
 151     return type == "anim" || type == "drawable" || type == "layout"
 152         || type == "values" || type == "xml" || type == "raw"
 153         || type == "color" || type == "menu";
 154 }
 155
 156 static sp<AaptFile> getResourceFile(const sp<AaptAssets>& assets, bool makeIfNecessary=true)
 157 {
 158     sp<AaptGroup> group = assets->getFiles().valueFor(String8("resources.arsc"));
 159     sp<AaptFile> file;
 160     if (group != NULL) {
 161         file = group->getFiles().valueFor(AaptGroupEntry());
 162         if (file != NULL) {
 163             return file;
 164         }
 165     }
 166
 167     if (!makeIfNecessary) {
 168         return NULL;
 169     }
 170     return assets->addFile(String8("resources.arsc"), AaptGroupEntry(), String8(),
 171                             NULL, String8());
 172 }
 173
 174 static status_t parsePackage(Bundle* bundle, const sp<AaptAssets>& assets,
 175     const sp<AaptGroup>& grp)
 176 {
 177     if (grp->getFiles().size() != 1) {
 178         fprintf(stderr, "warning: Multiple AndroidManifest.xml files found, using %s\n",
 179                 grp->getFiles().valueAt(0)->getPrintableSource().string());
 180     }
 181
 182     sp<AaptFile> file = grp->getFiles().valueAt(0);
 183
 184     ResXMLTree block;
 185     status_t err = parseXMLResource(file, &block);
 186     if (err != NO_ERROR) {
 187         return err;
 188     }
 189     //printXMLBlock(&block);
 190
 191     ResXMLTree::event_code_t code;
 192     while ((code=block.next()) != ResXMLTree::START_TAG
 193            && code != ResXMLTree::END_DOCUMENT
 194            && code != ResXMLTree::BAD_DOCUMENT) {
 195     }
 196
 197     size_t len;
 198     if (code != ResXMLTree::START_TAG) {
 199         fprintf(stderr, "%s:%d: No start tag found\n",
 200                 file->getPrintableSource().string(), block.getLineNumber());
 201         return UNKNOWN_ERROR;
 202     }
 203     if (strcmp16(block.getElementName(&len), String16("manifest").string()) != 0) {
 204         fprintf(stderr, "%s:%d: Invalid start tag %s, expected <manifest>\n",
 205                 file->getPrintableSource().string(), block.getLineNumber(),
 206                 String8(block.getElementName(&len)).string());
 207         return UNKNOWN_ERROR;
 208     }
 209
 210     ssize_t nameIndex = block.indexOfAttribute(NULL, "package");
 211     if (nameIndex < 0) {
 212         fprintf(stderr, "%s:%d: <manifest> does not have package attribute.\n",
 213                 file->getPrintableSource().string(), block.getLineNumber());
 214         return UNKNOWN_ERROR;
 215     }
 216
 217     assets->setPackage(String8(block.getAttributeStringValue(nameIndex, &len)));
 218
 219     String16 uses_sdk16("uses-sdk");
 220     while ((code=block.next()) != ResXMLTree::END_DOCUMENT
 221            && code != ResXMLTree::BAD_DOCUMENT) {
 222         if (code == ResXMLTree::START_TAG) {
 223             if (strcmp16(block.getElementName(&len), uses_sdk16.string()) == 0) {
 224                 ssize_t minSdkIndex = block.indexOfAttribute(RESOURCES_ANDROID_NAMESPACE,
 225                                                              "minSdkVersion");
 226                 if (minSdkIndex >= 0) {
 227                     const uint16_t* minSdk16 = block.getAttributeStringValue(minSdkIndex, &len);
 228                     const char* minSdk8 = strdup(String8(minSdk16).string());
 229                     bundle->setManifestMinSdkVersion(minSdk8);
 230                 }
 231             }
 232         }
 233     }
 234
 235     return NO_ERROR;
 236 }
 237
 238 // ==========================================================================
 239 // ==========================================================================
 240 // ==========================================================================
 241
 242 static status_t makeFileResources(Bundle* bundle, const sp<AaptAssets>& assets,
 243                                   ResourceTable* table,
 244                                   const sp<ResourceTypeSet>& set,
 245                                   const char* resType)
 246 {
 247     String8 type8(resType);
 248     String16 type16(resType);
 249
 250     bool hasErrors = false;
 251
 252     ResourceDirIterator it(set, String8(resType));
 253     ssize_t res;
 254     while ((res=it.next()) == NO_ERROR) {
 255         if (bundle->getVerbose()) {
 256             printf("    (new resource id %s from %s)\n",
 257                    it.getBaseName().string(), it.getFile()->getPrintableSource().string());
 258         }
 259         String16 baseName(it.getBaseName());
 260         const char16_t* str = baseName.string();
 261         const char16_t* const end = str + baseName.size();
 262         while (str < end) {
 263             if (!((*str >= 'a' && *str <= 'z')
 264                     || (*str >= '0' && *str <= '9')
 265                     || *str == '_' || *str == '.')) {
 266                 fprintf(stderr, "%s: Invalid file name: must contain only [a-z0-9_.]\n",
 267                         it.getPath().string());
 268                 hasErrors = true;
 269             }
 270             str++;
 271         }
 272         String8 resPath = it.getPath();
 273         resPath.convertToResPath();
 274         table->addEntry(SourcePos(it.getPath(), 0), String16(assets->getPackage()),
 275                         type16,
 276                         baseName,
 277                         String16(resPath),
 278                         NULL,
 279                         &it.getParams());
 280         assets->addResource(it.getLeafName(), resPath, it.getFile(), type8);
 281     }
 282
 283     return hasErrors ? UNKNOWN_ERROR : NO_ERROR;
 284 }
 285
 286 static status_t preProcessImages(Bundle* bundle, const sp<AaptAssets>& assets,
 287                           const sp<ResourceTypeSet>& set)
 288 {
 289     ResourceDirIterator it(set, String8("drawable"));
 290     Vector<sp<AaptFile> > newNameFiles;
 291     Vector<String8> newNamePaths;
 292     bool hasErrors = false;
 293     ssize_t res;
 294     while ((res=it.next()) == NO_ERROR) {
 295         res = preProcessImage(bundle, assets, it.getFile(), NULL);
 296         if (res < NO_ERROR) {
 297             hasErrors = true;
 298         }
 299     }
 300
 301     return (hasErrors || (res < NO_ERROR)) ? UNKNOWN_ERROR : NO_ERROR;
 302 }
 303
 304 status_t postProcessImages(const sp<AaptAssets>& assets,
 305                            ResourceTable* table,
 306                            const sp<ResourceTypeSet>& set)
 307 {
 308     ResourceDirIterator it(set, String8("drawable"));
 309     bool hasErrors = false;
 310     ssize_t res;
 311     while ((res=it.next()) == NO_ERROR) {
 312         res = postProcessImage(assets, table, it.getFile());
 313         if (res < NO_ERROR) {
 314             hasErrors = true;
 315         }
 316     }
 317
 318     return (hasErrors || (res < NO_ERROR)) ? UNKNOWN_ERROR : NO_ERROR;
 319 }
 320
 321 static void collect_files(const sp<AaptDir>& dir,
 322         KeyedVector<String8, sp<ResourceTypeSet> >* resources)
 323 {
 324     const DefaultKeyedVector<String8, sp<AaptGroup> >& groups = dir->getFiles();
 325     int N = groups.size();
 326     for (int i=0; i<N; i++) {
 327         String8 leafName = groups.keyAt(i);
 328         const sp<AaptGroup>& group = groups.valueAt(i);
 329
 330         const DefaultKeyedVector<AaptGroupEntry, sp<AaptFile> >& files
 331                 = group->getFiles();
 332
 333         if (files.size() == 0) {
 334             continue;
 335         }
 336
 337         String8 resType = files.valueAt(0)->getResourceType();
 338
 339         ssize_t index = resources->indexOfKey(resType);
 340
 341         if (index < 0) {
 342             sp<ResourceTypeSet> set = new ResourceTypeSet();
 343             set->add(leafName, group);
 344             resources->add(resType, set);
 345         } else {
 346             sp<ResourceTypeSet> set = resources->valueAt(index);
 347             index = set->indexOfKey(leafName);
 348             if (index < 0) {
 349                 set->add(leafName, group);
 350             } else {
 351                 sp<AaptGroup> existingGroup = set->valueAt(index);
 352                 int M = files.size();
 353                 for (int j=0; j<M; j++) {
 354                     existingGroup->addFile(files.valueAt(j));
 355                 }
 356             }
 357         }
 358     }
 359 }
 360
 361 static void collect_files(const sp<AaptAssets>& ass,
 362         KeyedVector<String8, sp<ResourceTypeSet> >* resources)
 363 {
 364     const Vector<sp<AaptDir> >& dirs = ass->resDirs();
 365     int N = dirs.size();
 366
 367     for (int i=0; i<N; i++) {
 368         sp<AaptDir> d = dirs.itemAt(i);
 369         collect_files(d, resources);
 370
 371         // don't try to include the res dir
 372         ass->removeDir(d->getLeaf());
 373     }
 374 }
 375
 376 enum {
 377     ATTR_OKAY = -1,
 378     ATTR_NOT_FOUND = -2,
 379     ATTR_LEADING_SPACES = -3,
 380     ATTR_TRAILING_SPACES = -4
 381 };
 382 static int validateAttr(const String8& path, const ResTable& table,
 383         const ResXMLParser& parser,
 384         const char* ns, const char* attr, const char* validChars, bool required)
 385 {
 386     size_t len;
 387
 388     ssize_t index = parser.indexOfAttribute(ns, attr);
 389     const uint16_t* str;
 390     Res_value value;
 391     if (index >= 0 && parser.getAttributeValue(index, &value) >= 0) {
 392         const ResStringPool* pool = &parser.getStrings();
 393         if (value.dataType == Res_value::TYPE_REFERENCE) {
 394             uint32_t specFlags = 0;
 395             int strIdx;
 396             if ((strIdx=table.resolveReference(&value, 0x10000000, NULL, &specFlags)) < 0) {
 397                 fprintf(stderr, "%s:%d: Tag <%s> attribute %s references unknown resid 0x%08x.\n",
 398                         path.string(), parser.getLineNumber(),
 399                         String8(parser.getElementName(&len)).string(), attr,
 400                         value.data);
 401                 return ATTR_NOT_FOUND;
 402             }
 403
 404             pool = table.getTableStringBlock(strIdx);
 405             #if 0
 406             if (pool != NULL) {
 407                 str = pool->stringAt(value.data, &len);
 408             }
 409             printf("***** RES ATTR: %s specFlags=0x%x strIdx=%d: %s\n", attr,
 410                     specFlags, strIdx, str != NULL ? String8(str).string() : "???");
 411             #endif
 412             if ((specFlags&~ResTable_typeSpec::SPEC_PUBLIC) != 0 && false) {
 413                 fprintf(stderr, "%s:%d: Tag <%s> attribute %s varies by configurations 0x%x.\n",
 414                         path.string(), parser.getLineNumber(),
 415                         String8(parser.getElementName(&len)).string(), attr,
 416                         specFlags);
 417                 return ATTR_NOT_FOUND;
 418             }
 419         }
 420         if (value.dataType == Res_value::TYPE_STRING) {
 421             if (pool == NULL) {
 422                 fprintf(stderr, "%s:%d: Tag <%s> attribute %s has no string block.\n",
 423                         path.string(), parser.getLineNumber(),
 424                         String8(parser.getElementName(&len)).string(), attr);
 425                 return ATTR_NOT_FOUND;
 426             }
 427             if ((str=pool->stringAt(value.data, &len)) == NULL) {
 428                 fprintf(stderr, "%s:%d: Tag <%s> attribute %s has corrupt string value.\n",
 429                         path.string(), parser.getLineNumber(),
 430                         String8(parser.getElementName(&len)).string(), attr);
 431                 return ATTR_NOT_FOUND;
 432             }
 433         } else {
 434             fprintf(stderr, "%s:%d: Tag <%s> attribute %s has invalid type %d.\n",
 435                     path.string(), parser.getLineNumber(),
 436                     String8(parser.getElementName(&len)).string(), attr,
 437                     value.dataType);
 438             return ATTR_NOT_FOUND;
 439         }
 440         if (validChars) {
 441             for (size_t i=0; i<len; i++) {
 442                 uint16_t c = str[i];
 443                 const char* p = validChars;
 444                 bool okay = false;
 445                 while (*p) {
 446                     if (c == *p) {
 447                         okay = true;
 448                         break;
 449                     }
 450                     p++;
 451                 }
 452                 if (!okay) {
 453                     fprintf(stderr, "%s:%d: Tag <%s> attribute %s has invalid character '%c'.\n",
 454                             path.string(), parser.getLineNumber(),
 455                             String8(parser.getElementName(&len)).string(), attr, (char)str[i]);
 456                     return (int)i;
 457                 }
 458             }
 459         }
 460         if (*str == ' ') {
 461             fprintf(stderr, "%s:%d: Tag <%s> attribute %s can not start with a space.\n",
 462                     path.string(), parser.getLineNumber(),
 463                     String8(parser.getElementName(&len)).string(), attr);
 464             return ATTR_LEADING_SPACES;
 465         }
 466         if (str[len-1] == ' ') {
 467             fprintf(stderr, "%s:%d: Tag <%s> attribute %s can not end with a space.\n",
 468                     path.string(), parser.getLineNumber(),
 469                     String8(parser.getElementName(&len)).string(), attr);
 470             return ATTR_TRAILING_SPACES;
 471         }
 472         return ATTR_OKAY;
 473     }
 474     if (required) {
 475         fprintf(stderr, "%s:%d: Tag <%s> missing required attribute %s.\n",
 476                 path.string(), parser.getLineNumber(),
 477                 String8(parser.getElementName(&len)).string(), attr);
 478         return ATTR_NOT_FOUND;
 479     }
 480     return ATTR_OKAY;
 481 }
 482
 483 static void checkForIds(const String8& path, ResXMLParser& parser)
 484 {
 485     ResXMLTree::event_code_t code;
 486     while ((code=parser.next()) != ResXMLTree::END_DOCUMENT
 487            && code > ResXMLTree::BAD_DOCUMENT) {
 488         if (code == ResXMLTree::START_TAG) {
 489             ssize_t index = parser.indexOfAttribute(NULL, "id");
 490             if (index >= 0) {
 491                 fprintf(stderr, "%s:%d: warning: found plain 'id' attribute; did you mean the new 'android:id' name?\n",
 492                         path.string(), parser.getLineNumber());
 493             }
 494         }
 495     }
 496 }
 497
 498 static bool applyFileOverlay(Bundle *bundle,
 499                              const sp<AaptAssets>& assets,
 500                              sp<ResourceTypeSet> *baseSet,
 501                              const char *resType)
 502 {
 503     if (bundle->getVerbose()) {
 504         printf("applyFileOverlay for %s\n", resType);
 505     }
 506
 507     // Replace any base level files in this category with any found from the overlay
 508     // Also add any found only in the overlay.
 509     sp<AaptAssets> overlay = assets->getOverlay();
 510     String8 resTypeString(resType);
 511
 512     // work through the linked list of overlays
 513     while (overlay.get()) {
 514         KeyedVector<String8, sp<ResourceTypeSet> >* overlayRes = overlay->getResources();
 515
 516         // get the overlay resources of the requested type
 517         ssize_t index = overlayRes->indexOfKey(resTypeString);
 518         if (index >= 0) {
 519             sp<ResourceTypeSet> overlaySet = overlayRes->valueAt(index);
 520
 521             // for each of the resources, check for a match in the previously built
 522             // non-overlay "baseset".
 523             size_t overlayCount = overlaySet->size();
 524             for (size_t overlayIndex=0; overlayIndex<overlayCount; overlayIndex++) {
 525                 if (bundle->getVerbose()) {
 526                     printf("trying overlaySet Key=%s\n",overlaySet->keyAt(overlayIndex).string());
 527                 }
 528                 size_t baseIndex = UNKNOWN_ERROR;
 529                 if (baseSet->get() != NULL) {
 530                     baseIndex = (*baseSet)->indexOfKey(overlaySet->keyAt(overlayIndex));
 531                 }
 532                 if (baseIndex < UNKNOWN_ERROR) {
 533                     // look for same flavor.  For a given file (strings.xml, for example)
 534                     // there may be a locale specific or other flavors - we want to match
 535                     // the same flavor.
 536                     sp<AaptGroup> overlayGroup = overlaySet->valueAt(overlayIndex);
 537                     sp<AaptGroup> baseGroup = (*baseSet)->valueAt(baseIndex);
 538
 539                     DefaultKeyedVector<AaptGroupEntry, sp<AaptFile> > overlayFiles =
 540                             overlayGroup->getFiles();
 541                     if (bundle->getVerbose()) {
 542                         DefaultKeyedVector<AaptGroupEntry, sp<AaptFile> > baseFiles =
 543                                 baseGroup->getFiles();
 544                         for (size_t i=0; i < baseFiles.size(); i++) {
 545                             printf("baseFile %ld has flavor %s\n", i,
 546                                     baseFiles.keyAt(i).toString().string());
 547                         }
 548                         for (size_t i=0; i < overlayFiles.size(); i++) {
 549                             printf("overlayFile %ld has flavor %s\n", i,
 550                                     overlayFiles.keyAt(i).toString().string());
 551                         }
 552                     }
 553
 554                     size_t overlayGroupSize = overlayFiles.size();
 555                     for (size_t overlayGroupIndex = 0;
 556                             overlayGroupIndex<overlayGroupSize;
 557                             overlayGroupIndex++) {
 558                         size_t baseFileIndex =
 559                                 baseGroup->getFiles().indexOfKey(overlayFiles.
 560                                 keyAt(overlayGroupIndex));
 561                         if(baseFileIndex < UNKNOWN_ERROR) {
 562                             if (bundle->getVerbose()) {
 563                                 printf("found a match (%ld) for overlay file %s, for flavor %s\n",
 564                                         baseFileIndex,
 565                                         overlayGroup->getLeaf().string(),
 566                                         overlayFiles.keyAt(overlayGroupIndex).toString().string());
 567                             }
 568                             baseGroup->removeFile(baseFileIndex);
 569                         } else {
 570                             // didn't find a match fall through and add it..
 571                         }
 572                         baseGroup->addFile(overlayFiles.valueAt(overlayGroupIndex));
 573                         assets->addGroupEntry(overlayFiles.keyAt(overlayGroupIndex));
 574                     }
 575                 } else {
 576                     if (baseSet->get() == NULL) {
 577                         *baseSet = new ResourceTypeSet();
 578                         assets->getResources()->add(String8(resType), *baseSet);
 579                     }
 580                     // this group doesn't exist (a file that's only in the overlay)
 581                     (*baseSet)->add(overlaySet->keyAt(overlayIndex),
 582                             overlaySet->valueAt(overlayIndex));
 583                     // make sure all flavors are defined in the resources.
 584                     sp<AaptGroup> overlayGroup = overlaySet->valueAt(overlayIndex);
 585                     DefaultKeyedVector<AaptGroupEntry, sp<AaptFile> > overlayFiles =
 586                             overlayGroup->getFiles();
 587                     size_t overlayGroupSize = overlayFiles.size();
 588                     for (size_t overlayGroupIndex = 0;
 589                             overlayGroupIndex<overlayGroupSize;
 590                             overlayGroupIndex++) {
 591                         assets->addGroupEntry(overlayFiles.keyAt(overlayGroupIndex));
 592                     }
 593                 }
 594             }
 595             // this overlay didn't have resources for this type
 596         }
 597         // try next overlay
 598         overlay = overlay->getOverlay();
 599     }
 600     return true;
 601 }
 602
 603 void addTagAttribute(const sp<XMLNode>& node, const char* ns8,
 604         const char* attr8, const char* value)
 605 {
 606     if (value == NULL) {
 607         return;
 608     }
 609
 610     const String16 ns(ns8);
 611     const String16 attr(attr8);
 612
 613     if (node->getAttribute(ns, attr) != NULL) {
 614         fprintf(stderr, "Warning: AndroidManifest.xml already defines %s (in %s);"
 615                         " using existing value in manifest.\n",
 616                 String8(attr).string(), String8(ns).string());
 617         return;
 618     }
 619
 620     node->addAttribute(ns, attr, String16(value));
 621 }
 622
 623 static void fullyQualifyClassName(const String8& package, sp<XMLNode> node,
 624         const String16& attrName) {
 625     XMLNode::attribute_entry* attr = node->editAttribute(
 626             String16("http://schemas.android.com/apk/res/android"), attrName);
 627     if (attr != NULL) {
 628         String8 name(attr->string);
 629
 630         // asdf     --> package.asdf
 631         // .asdf  .a.b  --> package.asdf package.a.b
 632         // asdf.adsf --> asdf.asdf
 633         String8 className;
 634         const char* p = name.string();
 635         const char* q = strchr(p, '.');
 636         if (p == q) {
 637             className += package;
 638             className += name;
 639         } else if (q == NULL) {
 640             className += package;
 641             className += ".";
 642             className += name;
 643         } else {
 644             className += name;
 645         }
 646         NOISY(printf("Qualifying class '%s' to '%s'", name.string(), className.string()));
 647         attr->string.setTo(String16(className));
 648     }
 649 }
 650
 651 status_t massageManifest(Bundle* bundle, sp<XMLNode> root)
 652 {
 653     root = root->searchElement(String16(), String16("manifest"));
 654     if (root == NULL) {
 655         fprintf(stderr, "No <manifest> tag.\n");
 656         return UNKNOWN_ERROR;
 657     }
 658
 659     addTagAttribute(root, RESOURCES_ANDROID_NAMESPACE, "versionCode",
 660             bundle->getVersionCode());
 661     addTagAttribute(root, RESOURCES_ANDROID_NAMESPACE, "versionName",
 662             bundle->getVersionName());
 663
 664     if (bundle->getMinSdkVersion() != NULL
 665             || bundle->getTargetSdkVersion() != NULL
 666             || bundle->getMaxSdkVersion() != NULL) {
 667         sp<XMLNode> vers = root->getChildElement(String16(), String16("uses-sdk"));
 668         if (vers == NULL) {
 669             vers = XMLNode::newElement(root->getFilename(), String16(), String16("uses-sdk"));
 670             root->insertChildAt(vers, 0);
 671         }
 672
 673         addTagAttribute(vers, RESOURCES_ANDROID_NAMESPACE, "minSdkVersion",
 674                 bundle->getMinSdkVersion());
 675         addTagAttribute(vers, RESOURCES_ANDROID_NAMESPACE, "targetSdkVersion",
 676                 bundle->getTargetSdkVersion());
 677         addTagAttribute(vers, RESOURCES_ANDROID_NAMESPACE, "maxSdkVersion",
 678                 bundle->getMaxSdkVersion());
 679     }
 680
 681     // Deal with manifest package name overrides
 682     const char* manifestPackageNameOverride = bundle->getManifestPackageNameOverride();
 683     if (manifestPackageNameOverride != NULL) {
 684         // Update the actual package name
 685         XMLNode::attribute_entry* attr = root->editAttribute(String16(), String16("package"));
 686         if (attr == NULL) {
 687             fprintf(stderr, "package name is required with --rename-manifest-package.\n");
 688             return UNKNOWN_ERROR;
 689         }
 690         String8 origPackage(attr->string);
 691         attr->string.setTo(String16(manifestPackageNameOverride));
 692         NOISY(printf("Overriding package '%s' to be '%s'\n", origPackage.string(), manifestPackageNameOverride));
 693
 694         // Make class names fully qualified
 695         sp<XMLNode> application = root->getChildElement(String16(), String16("application"));
 696         if (application != NULL) {
 697             fullyQualifyClassName(origPackage, application, String16("name"));
 698             fullyQualifyClassName(origPackage, application, String16("backupAgent"));
 699
 700             Vector<sp<XMLNode> >& children = const_cast<Vector<sp<XMLNode> >&>(application->getChildren());
 701             for (size_t i = 0; i < children.size(); i++) {
 702                 sp<XMLNode> child = children.editItemAt(i);
 703                 String8 tag(child->getElementName());
 704                 if (tag == "activity" || tag == "service" || tag == "receiver" || tag == "provider") {
 705                     fullyQualifyClassName(origPackage, child, String16("name"));
 706                 } else if (tag == "activity-alias") {
 707                     fullyQualifyClassName(origPackage, child, String16("name"));
 708                     fullyQualifyClassName(origPackage, child, String16("targetActivity"));
 709                 }
 710             }
 711         }
 712     }
 713
 714     // Deal with manifest package name overrides
 715     const char* instrumentationPackageNameOverride = bundle->getInstrumentationPackageNameOverride();
 716     if (instrumentationPackageNameOverride != NULL) {
 717         // Fix up instrumentation targets.
 718         Vector<sp<XMLNode> >& children = const_cast<Vector<sp<XMLNode> >&>(root->getChildren());
 719         for (size_t i = 0; i < children.size(); i++) {
 720             sp<XMLNode> child = children.editItemAt(i);
 721             String8 tag(child->getElementName());
 722             if (tag == "instrumentation") {
 723                 XMLNode::attribute_entry* attr = child->editAttribute(
 724                         String16("http://schemas.android.com/apk/res/android"), String16("targetPackage"));
 725                 if (attr != NULL) {
 726                     attr->string.setTo(String16(instrumentationPackageNameOverride));
 727                 }
 728             }
 729         }
 730     }
 731
 732     return NO_ERROR;
 733 }
 734
 735 #define ASSIGN_IT(n) \
 736         do { \
 737             ssize_t index = resources->indexOfKey(String8(#n)); \
 738             if (index >= 0) { \
 739                 n ## s = resources->valueAt(index); \
 740             } \
 741         } while (0)
 742
 743 status_t buildResources(Bundle* bundle, const sp<AaptAssets>& assets)
 744 {
 745     // First, look for a package file to parse.  This is required to
 746     // be able to generate the resource information.
 747     sp<AaptGroup> androidManifestFile =
 748             assets->getFiles().valueFor(String8("AndroidManifest.xml"));
 749     if (androidManifestFile == NULL) {
 750         fprintf(stderr, "ERROR: No AndroidManifest.xml file found.\n");
 751         return UNKNOWN_ERROR;
 752     }
 753
 754     status_t err = parsePackage(bundle, assets, androidManifestFile);
 755     if (err != NO_ERROR) {
 756         return err;
 757     }
 758
 759     NOISY(printf("Creating resources for package %s\n",
 760                  assets->getPackage().string()));
 761
 762     ResourceTable table(bundle, String16(assets->getPackage()));
 763     err = table.addIncludedResources(bundle, assets);
 764     if (err != NO_ERROR) {
 765         return err;
 766     }
 767
 768     NOISY(printf("Found %d included resource packages\n", (int)table.size()));
 769
 770     // Standard flags for compiled XML and optional UTF-8 encoding
 771     int xmlFlags = XML_COMPILE_STANDARD_RESOURCE;
 772
 773     /* Only enable UTF-8 if the caller of aapt didn't specifically
 774      * request UTF-16 encoding and the parameters of this package
 775      * allow UTF-8 to be used.
 776      */
 777     if (!bundle->getWantUTF16()
 778             && bundle->isMinSdkAtLeast(SDK_FROYO)) {
 779         xmlFlags |= XML_COMPILE_UTF8;
 780     }
 781
 782     // --------------------------------------------------------------
 783     // First, gather all resource information.
 784     // --------------------------------------------------------------
 785
 786     // resType -> leafName -> group
 787     KeyedVector<String8, sp<ResourceTypeSet> > *resources =
 788             new KeyedVector<String8, sp<ResourceTypeSet> >;
 789     collect_files(assets, resources);
 790
 791     sp<ResourceTypeSet> drawables;
 792     sp<ResourceTypeSet> layouts;
 793     sp<ResourceTypeSet> anims;
 794     sp<ResourceTypeSet> xmls;
 795     sp<ResourceTypeSet> raws;
 796     sp<ResourceTypeSet> colors;
 797     sp<ResourceTypeSet> menus;
 798
 799     ASSIGN_IT(drawable);
 800     ASSIGN_IT(layout);
 801     ASSIGN_IT(anim);
 802     ASSIGN_IT(xml);
 803     ASSIGN_IT(raw);
 804     ASSIGN_IT(color);
 805     ASSIGN_IT(menu);
 806
 807     assets->setResources(resources);
 808     // now go through any resource overlays and collect their files
 809     sp<AaptAssets> current = assets->getOverlay();
 810     while(current.get()) {
 811         KeyedVector<String8, sp<ResourceTypeSet> > *resources =
 812                 new KeyedVector<String8, sp<ResourceTypeSet> >;
 813         current->setResources(resources);
 814         collect_files(current, resources);
 815         current = current->getOverlay();
 816     }
 817     // apply the overlay files to the base set
 818     if (!applyFileOverlay(bundle, assets, &drawables, "drawable") ||
 819             !applyFileOverlay(bundle, assets, &layouts, "layout") ||
 820             !applyFileOverlay(bundle, assets, &anims, "anim") ||
 821             !applyFileOverlay(bundle, assets, &xmls, "xml") ||
 822             !applyFileOverlay(bundle, assets, &raws, "raw") ||
 823             !applyFileOverlay(bundle, assets, &colors, "color") ||
 824             !applyFileOverlay(bundle, assets, &menus, "menu")) {
 825         return UNKNOWN_ERROR;
 826     }
 827
 828     bool hasErrors = false;
 829
 830     if (drawables != NULL) {
 831         err = preProcessImages(bundle, assets, drawables);
 832         if (err == NO_ERROR) {
 833             err = makeFileResources(bundle, assets, &table, drawables, "drawable");
 834             if (err != NO_ERROR) {
 835                 hasErrors = true;
 836             }
 837         } else {
 838             hasErrors = true;
 839         }
 840     }
 841
 842     if (layouts != NULL) {
 843         err = makeFileResources(bundle, assets, &table, layouts, "layout");
 844         if (err != NO_ERROR) {
 845             hasErrors = true;
 846         }
 847     }
 848
 849     if (anims != NULL) {
 850         err = makeFileResources(bundle, assets, &table, anims, "anim");
 851         if (err != NO_ERROR) {
 852             hasErrors = true;
 853         }
 854     }
 855
 856     if (xmls != NULL) {
 857         err = makeFileResources(bundle, assets, &table, xmls, "xml");
 858         if (err != NO_ERROR) {
 859             hasErrors = true;
 860         }
 861     }
 862
 863     if (raws != NULL) {
 864         err = makeFileResources(bundle, assets, &table, raws, "raw");
 865         if (err != NO_ERROR) {
 866             hasErrors = true;
 867         }
 868     }
 869
 870     // compile resources
 871     current = assets;
 872     while(current.get()) {
 873         KeyedVector<String8, sp<ResourceTypeSet> > *resources =
 874                 current->getResources();
 875
 876         ssize_t index = resources->indexOfKey(String8("values"));
 877         if (index >= 0) {
 878             ResourceDirIterator it(resources->valueAt(index), String8("values"));
 879             ssize_t res;
 880             while ((res=it.next()) == NO_ERROR) {
 881                 sp<AaptFile> file = it.getFile();
 882                 res = compileResourceFile(bundle, assets, file, it.getParams(),
 883                                           (current!=assets), &table);
 884                 if (res != NO_ERROR) {
 885                     hasErrors = true;
 886                 }
 887             }
 888         }
 889         current = current->getOverlay();
 890     }
 891
 892     if (colors != NULL) {
 893         err = makeFileResources(bundle, assets, &table, colors, "color");
 894         if (err != NO_ERROR) {
 895             hasErrors = true;
 896         }
 897     }
 898
 899     if (menus != NULL) {
 900         err = makeFileResources(bundle, assets, &table, menus, "menu");
 901         if (err != NO_ERROR) {
 902             hasErrors = true;
 903         }
 904     }
 905
 906     // --------------------------------------------------------------------
 907     // Assignment of resource IDs and initial generation of resource table.
 908     // --------------------------------------------------------------------
 909
 910     if (table.hasResources()) {
 911         sp<AaptFile> resFile(getResourceFile(assets));
 912         if (resFile == NULL) {
 913             fprintf(stderr, "Error: unable to generate entry for resource data\n");
 914             return UNKNOWN_ERROR;
 915         }
 916
 917         err = table.assignResourceIds();
 918         if (err < NO_ERROR) {
 919             return err;
 920         }
 921     }
 922
 923     // --------------------------------------------------------------
 924     // Finally, we can now we can compile XML files, which may reference
 925     // resources.
 926     // --------------------------------------------------------------
 927
 928     if (layouts != NULL) {
 929         ResourceDirIterator it(layouts, String8("layout"));
 930         while ((err=it.next()) == NO_ERROR) {
 931             String8 src = it.getFile()->getPrintableSource();
 932             err = compileXmlFile(assets, it.getFile(), &table, xmlFlags);
 933             if (err == NO_ERROR) {
 934                 ResXMLTree block;
 935                 block.setTo(it.getFile()->getData(), it.getFile()->getSize(), true);
 936                 checkForIds(src, block);
 937             } else {
 938                 hasErrors = true;
 939             }
 940         }
 941
 942         if (err < NO_ERROR) {
 943             hasErrors = true;
 944         }
 945         err = NO_ERROR;
 946     }
 947
 948     if (anims != NULL) {
 949         ResourceDirIterator it(anims, String8("anim"));
 950         while ((err=it.next()) == NO_ERROR) {
 951             err = compileXmlFile(assets, it.getFile(), &table, xmlFlags);
 952             if (err != NO_ERROR) {
 953                 hasErrors = true;
 954             }
 955         }
 956
 957         if (err < NO_ERROR) {
 958             hasErrors = true;
 959         }
 960         err = NO_ERROR;
 961     }
 962
 963     if (xmls != NULL) {
 964         ResourceDirIterator it(xmls, String8("xml"));
 965         while ((err=it.next()) == NO_ERROR) {
 966             err = compileXmlFile(assets, it.getFile(), &table, xmlFlags);
 967             if (err != NO_ERROR) {
 968                 hasErrors = true;
 969             }
 970         }
 971
 972         if (err < NO_ERROR) {
 973             hasErrors = true;
 974         }
 975         err = NO_ERROR;
 976     }
 977
 978     if (drawables != NULL) {
 979         err = postProcessImages(assets, &table, drawables);
 980         if (err != NO_ERROR) {
 981             hasErrors = true;
 982         }
 983     }
 984
 985     if (colors != NULL) {
 986         ResourceDirIterator it(colors, String8("color"));
 987         while ((err=it.next()) == NO_ERROR) {
 988           err = compileXmlFile(assets, it.getFile(), &table, xmlFlags);
 989             if (err != NO_ERROR) {
 990                 hasErrors = true;
 991             }
 992         }
 993
 994         if (err < NO_ERROR) {
 995             hasErrors = true;
 996         }
 997         err = NO_ERROR;
 998     }
 999
1000     if (menus != NULL) {
1001         ResourceDirIterator it(menus, String8("menu"));
1002         while ((err=it.next()) == NO_ERROR) {
1003             String8 src = it.getFile()->getPrintableSource();
1004             err = compileXmlFile(assets, it.getFile(), &table, xmlFlags);
1005             if (err != NO_ERROR) {
1006                 hasErrors = true;
1007             }
1008             ResXMLTree block;
1009             block.setTo(it.getFile()->getData(), it.getFile()->getSize(), true);
1010             checkForIds(src, block);
1011         }
1012
1013         if (err < NO_ERROR) {
1014             hasErrors = true;
1015         }
1016         err = NO_ERROR;
1017     }
1018
1019     if (table.validateLocalizations()) {
1020         hasErrors = true;
1021     }
1022
1023     if (hasErrors) {
1024         return UNKNOWN_ERROR;
1025     }
1026
1027     const sp<AaptFile> manifestFile(androidManifestFile->getFiles().valueAt(0));
1028     String8 manifestPath(manifestFile->getPrintableSource());
1029
1030     // Generate final compiled manifest file.
1031     manifestFile->clearData();
1032     sp<XMLNode> manifestTree = XMLNode::parse(manifestFile);
1033     if (manifestTree == NULL) {
1034         return UNKNOWN_ERROR;
1035     }
1036     err = massageManifest(bundle, manifestTree);
1037     if (err < NO_ERROR) {
1038         return err;
1039     }
1040     err = compileXmlFile(assets, manifestTree, manifestFile, &table);
1041     if (err < NO_ERROR) {
1042         return err;
1043     }
1044
1045     //block.restart();
1046     //printXMLBlock(&block);
1047
1048     // --------------------------------------------------------------
1049     // Generate the final resource table.
1050     // Re-flatten because we may have added new resource IDs
1051     // --------------------------------------------------------------
1052
1053     ResTable finalResTable;
1054     sp<AaptFile> resFile;
1055
1056     if (table.hasResources()) {
1057         sp<AaptSymbols> symbols = assets->getSymbolsFor(String8("R"));
1058         err = table.addSymbols(symbols);
1059         if (err < NO_ERROR) {
1060             return err;
1061         }
1062
1063         resFile = getResourceFile(assets);
1064         if (resFile == NULL) {
1065             fprintf(stderr, "Error: unable to generate entry for resource data\n");
1066             return UNKNOWN_ERROR;
1067         }
1068
1069         err = table.flatten(bundle, resFile);
1070         if (err < NO_ERROR) {
1071             return err;
1072         }
1073
1074         if (bundle->getPublicOutputFile()) {
1075             FILE* fp = fopen(bundle->getPublicOutputFile(), "w+");
1076             if (fp == NULL) {
1077                 fprintf(stderr, "ERROR: Unable to open public definitions output file %s: %s\n",
1078                         (const char*)bundle->getPublicOutputFile(), strerror(errno));
1079                 return UNKNOWN_ERROR;
1080             }
1081             if (bundle->getVerbose()) {
1082                 printf("  Writing public definitions to %s.\n", bundle->getPublicOutputFile());
1083             }
1084             table.writePublicDefinitions(String16(assets->getPackage()), fp);
1085             fclose(fp);
1086         }
1087
1088         // Read resources back in,
1089         finalResTable.add(resFile->getData(), resFile->getSize(), NULL);
1090
1091 #if 0
1092         NOISY(
1093               printf("Generated resources:\n");
1094               finalResTable.print();
1095         )
1096 #endif
1097     }
1098
1099     // Perform a basic validation of the manifest file.  This time we
1100     // parse it with the comments intact, so that we can use them to
1101     // generate java docs...  so we are not going to write this one
1102     // back out to the final manifest data.
1103     sp<AaptFile> outManifestFile = new AaptFile(manifestFile->getSourceFile(),
1104             manifestFile->getGroupEntry(),
1105             manifestFile->getResourceType());
1106     err = compileXmlFile(assets, manifestFile,
1107             outManifestFile, &table,
1108             XML_COMPILE_ASSIGN_ATTRIBUTE_IDS
1109             | XML_COMPILE_STRIP_WHITESPACE | XML_COMPILE_STRIP_RAW_VALUES);
1110     if (err < NO_ERROR) {
1111         return err;
1112     }
1113     ResXMLTree block;
1114     block.setTo(outManifestFile->getData(), outManifestFile->getSize(), true);
1115     String16 manifest16("manifest");
1116     String16 permission16("permission");
1117     String16 permission_group16("permission-group");
1118     String16 uses_permission16("uses-permission");
1119     String16 instrumentation16("instrumentation");
1120     String16 application16("application");
1121     String16 provider16("provider");
1122     String16 service16("service");
1123     String16 receiver16("receiver");
1124     String16 activity16("activity");
1125     String16 action16("action");
1126     String16 category16("category");
1127     String16 data16("scheme");
1128     const char* packageIdentChars = "abcdefghijklmnopqrstuvwxyz"
1129         "ABCDEFGHIJKLMNOPQRSTUVWXYZ._0123456789";
1130     const char* packageIdentCharsWithTheStupid = "abcdefghijklmnopqrstuvwxyz"
1131         "ABCDEFGHIJKLMNOPQRSTUVWXYZ._0123456789-";
1132     const char* classIdentChars = "abcdefghijklmnopqrstuvwxyz"
1133         "ABCDEFGHIJKLMNOPQRSTUVWXYZ._0123456789$";
1134     const char* processIdentChars = "abcdefghijklmnopqrstuvwxyz"
1135         "ABCDEFGHIJKLMNOPQRSTUVWXYZ._0123456789:";
1136     const char* authoritiesIdentChars = "abcdefghijklmnopqrstuvwxyz"
1137         "ABCDEFGHIJKLMNOPQRSTUVWXYZ._0123456789-:;";
1138     const char* typeIdentChars = "abcdefghijklmnopqrstuvwxyz"
1139         "ABCDEFGHIJKLMNOPQRSTUVWXYZ._0123456789:-/*+";
1140     const char* schemeIdentChars = "abcdefghijklmnopqrstuvwxyz"
1141         "ABCDEFGHIJKLMNOPQRSTUVWXYZ._0123456789-";
1142     ResXMLTree::event_code_t code;
1143     sp<AaptSymbols> permissionSymbols;
1144     sp<AaptSymbols> permissionGroupSymbols;
1145     while ((code=block.next()) != ResXMLTree::END_DOCUMENT
1146            && code > ResXMLTree::BAD_DOCUMENT) {
1147         if (code == ResXMLTree::START_TAG) {
1148             size_t len;
1149             if (block.getElementNamespace(&len) != NULL) {
1150                 continue;
1151             }
1152             if (strcmp16(block.getElementName(&len), manifest16.string()) == 0) {
1153                 if (validateAttr(manifestPath, finalResTable, block, NULL, "package",
1154                                  packageIdentChars, true) != ATTR_OKAY) {
1155                     hasErrors = true;
1156                 }
1157                 if (validateAttr(manifestPath, finalResTable, block, RESOURCES_ANDROID_NAMESPACE,
1158                                  "sharedUserId", packageIdentChars, false) != ATTR_OKAY) {
1159                     hasErrors = true;
1160                 }
1161             } else if (strcmp16(block.getElementName(&len), permission16.string()) == 0
1162                     || strcmp16(block.getElementName(&len), permission_group16.string()) == 0) {
1163                 const bool isGroup = strcmp16(block.getElementName(&len),
1164                         permission_group16.string()) == 0;
1165                 if (validateAttr(manifestPath, finalResTable, block, RESOURCES_ANDROID_NAMESPACE,
1166                                  "name", isGroup ? packageIdentCharsWithTheStupid
1167                                  : packageIdentChars, true) != ATTR_OKAY) {
1168                     hasErrors = true;
1169                 }
1170                 SourcePos srcPos(manifestPath, block.getLineNumber());
1171                 sp<AaptSymbols> syms;
1172                 if (!isGroup) {
1173                     syms = permissionSymbols;
1174                     if (syms == NULL) {
1175                         sp<AaptSymbols> symbols =
1176                                 assets->getSymbolsFor(String8("Manifest"));
1177                         syms = permissionSymbols = symbols->addNestedSymbol(
1178                                 String8("permission"), srcPos);
1179                     }
1180                 } else {
1181                     syms = permissionGroupSymbols;
1182                     if (syms == NULL) {
1183                         sp<AaptSymbols> symbols =
1184                                 assets->getSymbolsFor(String8("Manifest"));
1185                         syms = permissionGroupSymbols = symbols->addNestedSymbol(
1186                                 String8("permission_group"), srcPos);
1187                     }
1188                 }
1189                 size_t len;
1190                 ssize_t index = block.indexOfAttribute(RESOURCES_ANDROID_NAMESPACE, "name");
1191                 const uint16_t* id = block.getAttributeStringValue(index, &len);
1192                 if (id == NULL) {
1193                     fprintf(stderr, "%s:%d: missing name attribute in element <%s>.\n",
1194                             manifestPath.string(), block.getLineNumber(),
1195                             String8(block.getElementName(&len)).string());
1196                     hasErrors = true;
1197                     break;
1198                 }
1199                 String8 idStr(id);
1200                 char* p = idStr.lockBuffer(idStr.size());
1201                 char* e = p + idStr.size();
1202                 bool begins_with_digit = true;  // init to true so an empty string fails
1203                 while (e > p) {
1204                     e--;
1205                     if (*e >= '0' && *e <= '9') {
1206                       begins_with_digit = true;
1207                       continue;
1208                     }
1209                     if ((*e >= 'a' && *e <= 'z') ||
1210                         (*e >= 'A' && *e <= 'Z') ||
1211                         (*e == '_')) {
1212                       begins_with_digit = false;
1213                       continue;
1214                     }
1215                     if (isGroup && (*e == '-')) {
1216                         *e = '_';
1217                         begins_with_digit = false;
1218                         continue;
1219                     }
1220                     e++;
1221                     break;
1222                 }
1223                 idStr.unlockBuffer();
1224                 // verify that we stopped because we hit a period or
1225                 // the beginning of the string, and that the
1226                 // identifier didn't begin with a digit.
1227                 if (begins_with_digit || (e != p && *(e-1) != '.')) {
1228                   fprintf(stderr,
1229                           "%s:%d: Permission name <%s> is not a valid Java symbol\n",
1230                           manifestPath.string(), block.getLineNumber(), idStr.string());
1231                   hasErrors = true;
1232                 }
1233                 syms->addStringSymbol(String8(e), idStr, srcPos);
1234                 const uint16_t* cmt = block.getComment(&len);
1235                 if (cmt != NULL && *cmt != 0) {
1236                     //printf("Comment of %s: %s\n", String8(e).string(),
1237                     //        String8(cmt).string());
1238                     syms->appendComment(String8(e), String16(cmt), srcPos);
1239                 } else {
1240                     //printf("No comment for %s\n", String8(e).string());
1241                 }
1242                 syms->makeSymbolPublic(String8(e), srcPos);
1243             } else if (strcmp16(block.getElementName(&len), uses_permission16.string()) == 0) {
1244                 if (validateAttr(manifestPath, finalResTable, block, RESOURCES_ANDROID_NAMESPACE,
1245                                  "name", packageIdentChars, true) != ATTR_OKAY) {
1246                     hasErrors = true;
1247                 }
1248             } else if (strcmp16(block.getElementName(&len), instrumentation16.string()) == 0) {
1249                 if (validateAttr(manifestPath, finalResTable, block, RESOURCES_ANDROID_NAMESPACE,
1250                                  "name", classIdentChars, true) != ATTR_OKAY) {
1251                     hasErrors = true;
1252                 }
1253                 if (validateAttr(manifestPath, finalResTable, block,
1254                                  RESOURCES_ANDROID_NAMESPACE, "targetPackage",
1255                                  packageIdentChars, true) != ATTR_OKAY) {
1256                     hasErrors = true;
1257                 }
1258             } else if (strcmp16(block.getElementName(&len), application16.string()) == 0) {
1259                 if (validateAttr(manifestPath, finalResTable, block, RESOURCES_ANDROID_NAMESPACE,
1260                                  "name", classIdentChars, false) != ATTR_OKAY) {
1261                     hasErrors = true;
1262                 }
1263                 if (validateAttr(manifestPath, finalResTable, block,
1264                                  RESOURCES_ANDROID_NAMESPACE, "permission",
1265                                  packageIdentChars, false) != ATTR_OKAY) {
1266                     hasErrors = true;
1267                 }
1268                 if (validateAttr(manifestPath, finalResTable, block,
1269                                  RESOURCES_ANDROID_NAMESPACE, "process",
1270                                  processIdentChars, false) != ATTR_OKAY) {
1271                     hasErrors = true;
1272                 }
1273                 if (validateAttr(manifestPath, finalResTable, block,
1274                                  RESOURCES_ANDROID_NAMESPACE, "taskAffinity",
1275                                  processIdentChars, false) != ATTR_OKAY) {
1276                     hasErrors = true;
1277                 }
1278             } else if (strcmp16(block.getElementName(&len), provider16.string()) == 0) {
1279                 if (validateAttr(manifestPath, finalResTable, block, RESOURCES_ANDROID_NAMESPACE,
1280                                  "name", classIdentChars, true) != ATTR_OKAY) {
1281                     hasErrors = true;
1282                 }
1283                 if (validateAttr(manifestPath, finalResTable, block,
1284                                  RESOURCES_ANDROID_NAMESPACE, "authorities",
1285                                  authoritiesIdentChars, true) != ATTR_OKAY) {
1286                     hasErrors = true;
1287                 }
1288                 if (validateAttr(manifestPath, finalResTable, block,
1289                                  RESOURCES_ANDROID_NAMESPACE, "permission",
1290                                  packageIdentChars, false) != ATTR_OKAY) {
1291                     hasErrors = true;
1292                 }
1293                 if (validateAttr(manifestPath, finalResTable, block,
1294                                  RESOURCES_ANDROID_NAMESPACE, "process",
1295                                  processIdentChars, false) != ATTR_OKAY) {
1296                     hasErrors = true;
1297                 }
1298             } else if (strcmp16(block.getElementName(&len), service16.string()) == 0
1299                        || strcmp16(block.getElementName(&len), receiver16.string()) == 0
1300                        || strcmp16(block.getElementName(&len), activity16.string()) == 0) {
1301                 if (validateAttr(manifestPath, finalResTable, block, RESOURCES_ANDROID_NAMESPACE,
1302                                  "name", classIdentChars, true) != ATTR_OKAY) {
1303                     hasErrors = true;
1304                 }
1305                 if (validateAttr(manifestPath, finalResTable, block,
1306                                  RESOURCES_ANDROID_NAMESPACE, "permission",
1307                                  packageIdentChars, false) != ATTR_OKAY) {
1308                     hasErrors = true;
1309                 }
1310                 if (validateAttr(manifestPath, finalResTable, block,
1311                                  RESOURCES_ANDROID_NAMESPACE, "process",
1312                                  processIdentChars, false) != ATTR_OKAY) {
1313                     hasErrors = true;
1314                 }
1315                 if (validateAttr(manifestPath, finalResTable, block,
1316                                  RESOURCES_ANDROID_NAMESPACE, "taskAffinity",
1317                                  processIdentChars, false) != ATTR_OKAY) {
1318                     hasErrors = true;
1319                 }
1320             } else if (strcmp16(block.getElementName(&len), action16.string()) == 0
1321                        || strcmp16(block.getElementName(&len), category16.string()) == 0) {
1322                 if (validateAttr(manifestPath, finalResTable, block,
1323                                  RESOURCES_ANDROID_NAMESPACE, "name",
1324                                  packageIdentChars, true) != ATTR_OKAY) {
1325                     hasErrors = true;
1326                 }
1327             } else if (strcmp16(block.getElementName(&len), data16.string()) == 0) {
1328                 if (validateAttr(manifestPath, finalResTable, block,
1329                                  RESOURCES_ANDROID_NAMESPACE, "mimeType",
1330                                  typeIdentChars, true) != ATTR_OKAY) {
1331                     hasErrors = true;
1332                 }
1333                 if (validateAttr(manifestPath, finalResTable, block,
1334                                  RESOURCES_ANDROID_NAMESPACE, "scheme",
1335                                  schemeIdentChars, true) != ATTR_OKAY) {
1336                     hasErrors = true;
1337                 }
1338             }
1339         }
1340     }
1341
1342     if (resFile != NULL) {
1343         // These resources are now considered to be a part of the included
1344         // resources, for others to reference.
1345         err = assets->addIncludedResources(resFile);
1346         if (err < NO_ERROR) {
1347             fprintf(stderr, "ERROR: Unable to parse generated resources, aborting.\n");
1348             return err;
1349         }
1350     }
1351
1352     return err;
1353 }
1354
1355 static const char* getIndentSpace(int indent)
1356 {
1357 static const char whitespace[] =
1358 "                                                                                       ";
1359
1360     return whitespace + sizeof(whitespace) - 1 - indent*4;
1361 }
1362
1363 static status_t fixupSymbol(String16* inoutSymbol)
1364 {
1365     inoutSymbol->replaceAll('.', '_');
1366     inoutSymbol->replaceAll(':', '_');
1367     return NO_ERROR;
1368 }
1369
1370 static String16 getAttributeComment(const sp<AaptAssets>& assets,
1371                                     const String8& name,
1372                                     String16* outTypeComment = NULL)
1373 {
1374     sp<AaptSymbols> asym = assets->getSymbolsFor(String8("R"));
1375     if (asym != NULL) {
1376         //printf("Got R symbols!\n");
1377         asym = asym->getNestedSymbols().valueFor(String8("attr"));
1378         if (asym != NULL) {
1379             //printf("Got attrs symbols! comment %s=%s\n",
1380             //     name.string(), String8(asym->getComment(name)).string());
1381             if (outTypeComment != NULL) {
1382                 *outTypeComment = asym->getTypeComment(name);
1383             }
1384             return asym->getComment(name);
1385         }
1386     }
1387     return String16();
1388 }
1389
1390 static status_t writeLayoutClasses(
1391     FILE* fp, const sp<AaptAssets>& assets,
1392     const sp<AaptSymbols>& symbols, int indent, bool includePrivate)
1393 {
1394     const char* indentStr = getIndentSpace(indent);
1395     if (!includePrivate) {
1396         fprintf(fp, "%s/** @doconly */\n", indentStr);
1397     }
1398     fprintf(fp, "%spublic static final class styleable {\n", indentStr);
1399     indent++;
1400
1401     String16 attr16("attr");
1402     String16 package16(assets->getPackage());
1403
1404     indentStr = getIndentSpace(indent);
1405     bool hasErrors = false;
1406
1407     size_t i;
1408     size_t N = symbols->getNestedSymbols().size();
1409     for (i=0; i<N; i++) {
1410         sp<AaptSymbols> nsymbols = symbols->getNestedSymbols().valueAt(i);
1411         String16 nclassName16(symbols->getNestedSymbols().keyAt(i));
1412         String8 realClassName(nclassName16);
1413         if (fixupSymbol(&nclassName16) != NO_ERROR) {
1414             hasErrors = true;
1415         }
1416         String8 nclassName(nclassName16);
1417
1418         SortedVector<uint32_t> idents;
1419         Vector<uint32_t> origOrder;
1420         Vector<bool> publicFlags;
1421
1422         size_t a;
1423         size_t NA = nsymbols->getSymbols().size();
1424         for (a=0; a<NA; a++) {
1425             const AaptSymbolEntry& sym(nsymbols->getSymbols().valueAt(a));
1426             int32_t code = sym.typeCode == AaptSymbolEntry::TYPE_INT32
1427                     ? sym.int32Val : 0;
1428             bool isPublic = true;
1429             if (code == 0) {
1430                 String16 name16(sym.name);
1431                 uint32_t typeSpecFlags;
1432                 code = assets->getIncludedResources().identifierForName(
1433                     name16.string(), name16.size(),
1434                     attr16.string(), attr16.size(),
1435                     package16.string(), package16.size(), &typeSpecFlags);
1436                 if (code == 0) {
1437                     fprintf(stderr, "ERROR: In <declare-styleable> %s, unable to find attribute %s\n",
1438                             nclassName.string(), sym.name.string());
1439                     hasErrors = true;
1440                 }
1441                 isPublic = (typeSpecFlags&ResTable_typeSpec::SPEC_PUBLIC) != 0;
1442             }
1443             idents.add(code);
1444             origOrder.add(code);
1445             publicFlags.add(isPublic);
1446         }
1447
1448         NA = idents.size();
1449
1450         bool deprecated = false;
1451
1452         String16 comment = symbols->getComment(realClassName);
1453         fprintf(fp, "%s/** ", indentStr);
1454         if (comment.size() > 0) {
1455             String8 cmt(comment);
1456             fprintf(fp, "%s\n", cmt.string());
1457             if (strstr(cmt.string(), "@deprecated") != NULL) {
1458                 deprecated = true;
1459             }
1460         } else {
1461             fprintf(fp, "Attributes that can be used with a %s.\n", nclassName.string());
1462         }
1463         bool hasTable = false;
1464         for (a=0; a<NA; a++) {
1465             ssize_t pos = idents.indexOf(origOrder.itemAt(a));
1466             if (pos >= 0) {
1467                 if (!hasTable) {
1468                     hasTable = true;
1469                     fprintf(fp,
1470                             "%s   <p>Includes the following attributes:</p>\n"
1471                             "%s   <table>\n"
1472                             "%s   <colgroup align=\"left\" />\n"
1473                             "%s   <colgroup align=\"left\" />\n"
1474                             "%s   <tr><th>Attribute</th><th>Description</th></tr>\n",
1475                             indentStr,
1476                             indentStr,
1477                             indentStr,
1478                             indentStr,
1479                             indentStr);
1480                 }
1481                 const AaptSymbolEntry& sym = nsymbols->getSymbols().valueAt(a);
1482                 if (!publicFlags.itemAt(a) && !includePrivate) {
1483                     continue;
1484                 }
1485                 String8 name8(sym.name);
1486                 String16 comment(sym.comment);
1487                 if (comment.size() <= 0) {
1488                     comment = getAttributeComment(assets, name8);
1489                 }
1490                 if (comment.size() > 0) {
1491                     const char16_t* p = comment.string();
1492                     while (*p != 0 && *p != '.') {
1493                         if (*p == '{') {
1494                             while (*p != 0 && *p != '}') {
1495                                 p++;
1496                             }
1497                         } else {
1498                             p++;
1499                         }
1500                     }
1501                     if (*p == '.') {
1502                         p++;
1503                     }
1504                     comment = String16(comment.string(), p-comment.string());
1505                 }
1506                 String16 name(name8);
1507                 fixupSymbol(&name);
1508                 fprintf(fp, "%s   <tr><td><code>{@link #%s_%s %s:%s}</code></td><td>%s</td></tr>\n",
1509                         indentStr, nclassName.string(),
1510                         String8(name).string(),
1511                         assets->getPackage().string(),
1512                         String8(name).string(),
1513                         String8(comment).string());
1514             }
1515         }
1516         if (hasTable) {
1517             fprintf(fp, "%s   </table>\n", indentStr);
1518         }
1519         for (a=0; a<NA; a++) {
1520             ssize_t pos = idents.indexOf(origOrder.itemAt(a));
1521             if (pos >= 0) {
1522                 const AaptSymbolEntry& sym = nsymbols->getSymbols().valueAt(a);
1523                 if (!publicFlags.itemAt(a) && !includePrivate) {
1524                     continue;
1525                 }
1526                 String16 name(sym.name);
1527                 fixupSymbol(&name);
1528                 fprintf(fp, "%s   @see #%s_%s\n",
1529                         indentStr, nclassName.string(),
1530                         String8(name).string());
1531             }
1532         }
1533         fprintf(fp, "%s */\n", getIndentSpace(indent));
1534
1535         if (deprecated) {
1536             fprintf(fp, "%s@Deprecated\n", indentStr);
1537         }
1538
1539         fprintf(fp,
1540                 "%spublic static final int[] %s = {\n"
1541                 "%s",
1542                 indentStr, nclassName.string(),
1543                 getIndentSpace(indent+1));
1544
1545         for (a=0; a<NA; a++) {
1546             if (a != 0) {
1547                 if ((a&3) == 0) {
1548                     fprintf(fp, ",\n%s", getIndentSpace(indent+1));
1549                 } else {
1550                     fprintf(fp, ", ");
1551                 }
1552             }
1553             fprintf(fp, "0x%08x", idents[a]);
1554         }
1555
1556         fprintf(fp, "\n%s};\n", indentStr);
1557
1558         for (a=0; a<NA; a++) {
1559             ssize_t pos = idents.indexOf(origOrder.itemAt(a));
1560             if (pos >= 0) {
1561                 const AaptSymbolEntry& sym = nsymbols->getSymbols().valueAt(a);
1562                 if (!publicFlags.itemAt(a) && !includePrivate) {
1563                     continue;
1564                 }
1565                 String8 name8(sym.name);
1566                 String16 comment(sym.comment);
1567                 String16 typeComment;
1568                 if (comment.size() <= 0) {
1569                     comment = getAttributeComment(assets, name8, &typeComment);
1570                 } else {
1571                     getAttributeComment(assets, name8, &typeComment);
1572                 }
1573                 String16 name(name8);
1574                 if (fixupSymbol(&name) != NO_ERROR) {
1575                     hasErrors = true;
1576                 }
1577
1578                 uint32_t typeSpecFlags = 0;
1579                 String16 name16(sym.name);
1580                 assets->getIncludedResources().identifierForName(
1581                     name16.string(), name16.size(),
1582                     attr16.string(), attr16.size(),
1583                     package16.string(), package16.size(), &typeSpecFlags);
1584                 //printf("%s:%s/%s: 0x%08x\n", String8(package16).string(),
1585                 //    String8(attr16).string(), String8(name16).string(), typeSpecFlags);
1586                 const bool pub = (typeSpecFlags&ResTable_typeSpec::SPEC_PUBLIC) != 0;
1587
1588                 bool deprecated = false;
1589
1590                 fprintf(fp, "%s/**\n", indentStr);
1591                 if (comment.size() > 0) {
1592                     String8 cmt(comment);
1593                     fprintf(fp, "%s  <p>\n%s  @attr description\n", indentStr, indentStr);
1594                     fprintf(fp, "%s  %s\n", indentStr, cmt.string());
1595                     if (strstr(cmt.string(), "@deprecated") != NULL) {
1596                         deprecated = true;
1597                     }
1598                 } else {
1599                     fprintf(fp,
1600                             "%s  <p>This symbol is the offset where the {@link %s.R.attr#%s}\n"
1601                             "%s  attribute's value can be found in the {@link #%s} array.\n",
1602                             indentStr,
1603                             pub ? assets->getPackage().string()
1604                                 : assets->getSymbolsPrivatePackage().string(),
1605                             String8(name).string(),
1606                             indentStr, nclassName.string());
1607                 }
1608                 if (typeComment.size() > 0) {
1609                     String8 cmt(typeComment);
1610                     fprintf(fp, "\n\n%s  %s\n", indentStr, cmt.string());
1611                     if (strstr(cmt.string(), "@deprecated") != NULL) {
1612                         deprecated = true;
1613                     }
1614                 }
1615                 if (comment.size() > 0) {
1616                     if (pub) {
1617                         fprintf(fp,
1618                                 "%s  <p>This corresponds to the global attribute"
1619                                 "%s  resource symbol {@link %s.R.attr#%s}.\n",
1620                                 indentStr, indentStr,
1621                                 assets->getPackage().string(),
1622                                 String8(name).string());
1623                     } else {
1624                         fprintf(fp,
1625                                 "%s  <p>This is a private symbol.\n", indentStr);
1626                     }
1627                 }
1628                 fprintf(fp, "%s  @attr name %s:%s\n", indentStr,
1629                         "android", String8(name).string());
1630                 fprintf(fp, "%s*/\n", indentStr);
1631                 if (deprecated) {
1632                     fprintf(fp, "%s@Deprecated\n", indentStr);
1633                 }
1634                 fprintf(fp,
1635                         "%spublic static final int %s_%s = %d;\n",
1636                         indentStr, nclassName.string(),
1637                         String8(name).string(), (int)pos);
1638             }
1639         }
1640     }
1641
1642     indent--;
1643     fprintf(fp, "%s};\n", getIndentSpace(indent));
1644     return hasErrors ? UNKNOWN_ERROR : NO_ERROR;
1645 }
1646
1647 static status_t writeSymbolClass(
1648     FILE* fp, const sp<AaptAssets>& assets, bool includePrivate,
1649     const sp<AaptSymbols>& symbols, const String8& className, int indent)
1650 {
1651     fprintf(fp, "%spublic %sfinal class %s {\n",
1652             getIndentSpace(indent),
1653             indent != 0 ? "static " : "", className.string());
1654     indent++;
1655
1656     size_t i;
1657     status_t err = NO_ERROR;
1658
1659     size_t N = symbols->getSymbols().size();
1660     for (i=0; i<N; i++) {
1661         const AaptSymbolEntry& sym = symbols->getSymbols().valueAt(i);
1662         if (sym.typeCode != AaptSymbolEntry::TYPE_INT32) {
1663             continue;
1664         }
1665         if (!includePrivate && !sym.isPublic) {
1666             continue;
1667         }
1668         String16 name(sym.name);
1669         String8 realName(name);
1670         if (fixupSymbol(&name) != NO_ERROR) {
1671             return UNKNOWN_ERROR;
1672         }
1673         String16 comment(sym.comment);
1674         bool haveComment = false;
1675         bool deprecated = false;
1676         if (comment.size() > 0) {
1677             haveComment = true;
1678             String8 cmt(comment);
1679             fprintf(fp,
1680                     "%s/** %s\n",
1681                     getIndentSpace(indent), cmt.string());
1682             if (strstr(cmt.string(), "@deprecated") != NULL) {
1683                 deprecated = true;
1684             }
1685         } else if (sym.isPublic && !includePrivate) {
1686             sym.sourcePos.warning("No comment for public symbol %s:%s/%s",
1687                 assets->getPackage().string(), className.string(),
1688                 String8(sym.name).string());
1689         }
1690         String16 typeComment(sym.typeComment);
1691         if (typeComment.size() > 0) {
1692             String8 cmt(typeComment);
1693             if (!haveComment) {
1694                 haveComment = true;
1695                 fprintf(fp,
1696                         "%s/** %s\n", getIndentSpace(indent), cmt.string());
1697             } else {
1698                 fprintf(fp,
1699                         "%s %s\n", getIndentSpace(indent), cmt.string());
1700             }
1701             if (strstr(cmt.string(), "@deprecated") != NULL) {
1702                 deprecated = true;
1703             }
1704         }
1705         if (haveComment) {
1706             fprintf(fp,"%s */\n", getIndentSpace(indent));
1707         }
1708         if (deprecated) {
1709             fprintf(fp, "%s@Deprecated\n", getIndentSpace(indent));
1710         }
1711         fprintf(fp, "%spublic static final int %s=0x%08x;\n",
1712                 getIndentSpace(indent),
1713                 String8(name).string(), (int)sym.int32Val);
1714     }
1715
1716     for (i=0; i<N; i++) {
1717         const AaptSymbolEntry& sym = symbols->getSymbols().valueAt(i);
1718         if (sym.typeCode != AaptSymbolEntry::TYPE_STRING) {
1719             continue;
1720         }
1721         if (!includePrivate && !sym.isPublic) {
1722             continue;
1723         }
1724         String16 name(sym.name);
1725         if (fixupSymbol(&name) != NO_ERROR) {
1726             return UNKNOWN_ERROR;
1727         }
1728         String16 comment(sym.comment);
1729         bool deprecated = false;
1730         if (comment.size() > 0) {
1731             String8 cmt(comment);
1732             fprintf(fp,
1733                     "%s/** %s\n"
1734                      "%s */\n",
1735                     getIndentSpace(indent), cmt.string(),
1736                     getIndentSpace(indent));
1737             if (strstr(cmt.string(), "@deprecated") != NULL) {
1738                 deprecated = true;
1739             }
1740         } else if (sym.isPublic && !includePrivate) {
1741             sym.sourcePos.warning("No comment for public symbol %s:%s/%s",
1742                 assets->getPackage().string(), className.string(),
1743                 String8(sym.name).string());
1744         }
1745         if (deprecated) {
1746             fprintf(fp, "%s@Deprecated\n", getIndentSpace(indent));
1747         }
1748         fprintf(fp, "%spublic static final String %s=\"%s\";\n",
1749                 getIndentSpace(indent),
1750                 String8(name).string(), sym.stringVal.string());
1751     }
1752
1753     sp<AaptSymbols> styleableSymbols;
1754
1755     N = symbols->getNestedSymbols().size();
1756     for (i=0; i<N; i++) {
1757         sp<AaptSymbols> nsymbols = symbols->getNestedSymbols().valueAt(i);
1758         String8 nclassName(symbols->getNestedSymbols().keyAt(i));
1759         if (nclassName == "styleable") {
1760             styleableSymbols = nsymbols;
1761         } else {
1762             err = writeSymbolClass(fp, assets, includePrivate, nsymbols, nclassName, indent);
1763         }
1764         if (err != NO_ERROR) {
1765             return err;
1766         }
1767     }
1768
1769     if (styleableSymbols != NULL) {
1770         err = writeLayoutClasses(fp, assets, styleableSymbols, indent, includePrivate);
1771         if (err != NO_ERROR) {
1772             return err;
1773         }
1774     }
1775
1776     indent--;
1777     fprintf(fp, "%s}\n", getIndentSpace(indent));
1778     return NO_ERROR;
1779 }
1780
1781 status_t writeResourceSymbols(Bundle* bundle, const sp<AaptAssets>& assets,
1782     const String8& package, bool includePrivate)
1783 {
1784     if (!bundle->getRClassDir()) {
1785         return NO_ERROR;
1786     }
1787
1788     const size_t N = assets->getSymbols().size();
1789     for (size_t i=0; i<N; i++) {
1790         sp<AaptSymbols> symbols = assets->getSymbols().valueAt(i);
1791         String8 className(assets->getSymbols().keyAt(i));
1792         String8 dest(bundle->getRClassDir());
1793         if (bundle->getMakePackageDirs()) {
1794             String8 pkg(package);
1795             const char* last = pkg.string();
1796             const char* s = last-1;
1797             do {
1798                 s++;
1799                 if (s > last && (*s == '.' || *s == 0)) {
1800                     String8 part(last, s-last);
1801                     dest.appendPath(part);
1802 #ifdef HAVE_MS_C_RUNTIME
1803                     _mkdir(dest.string());
1804 #else
1805                     mkdir(dest.string(), S_IRUSR|S_IWUSR|S_IXUSR|S_IRGRP|S_IXGRP);
1806 #endif
1807                     last = s+1;
1808                 }
1809             } while (*s);
1810         }
1811         dest.appendPath(className);
1812         dest.append(".java");
1813         FILE* fp = fopen(dest.string(), "w+");
1814         if (fp == NULL) {
1815             fprintf(stderr, "ERROR: Unable to open class file %s: %s\n",
1816                     dest.string(), strerror(errno));
1817             return UNKNOWN_ERROR;
1818         }
1819         if (bundle->getVerbose()) {
1820             printf("  Writing symbols for class %s.\n", className.string());
1821         }
1822
1823         fprintf(fp,
1824         "/* AUTO-GENERATED FILE.  DO NOT MODIFY.\n"
1825         " *\n"
1826         " * This class was automatically generated by the\n"
1827         " * aapt tool from the resource data it found.  It\n"
1828         " * should not be modified by hand.\n"
1829         " */\n"
1830         "\n"
1831         "package %s;\n\n", package.string());
1832
1833         status_t err = writeSymbolClass(fp, assets, includePrivate, symbols, className, 0);
1834         if (err != NO_ERROR) {
1835             return err;
1836         }
1837         fclose(fp);
1838     }
1839
1840     return NO_ERROR;
1841 }
1842
1843
1844
1845 class ProguardKeepSet
1846 {
1847 public:
1848     // { rule --> { file locations } }
1849     KeyedVector<String8, SortedVector<String8> > rules;
1850
1851     void add(const String8& rule, const String8& where);
1852 };
1853
1854 void ProguardKeepSet::add(const String8& rule, const String8& where)
1855 {
1856     ssize_t index = rules.indexOfKey(rule);
1857     if (index < 0) {
1858         index = rules.add(rule, SortedVector<String8>());
1859     }
1860     rules.editValueAt(index).add(where);
1861 }
1862
1863 void
1864 addProguardKeepRule(ProguardKeepSet* keep, const String8& inClassName,
1865         const char* pkg, const String8& srcName, int line)
1866 {
1867     String8 className(inClassName);
1868     if (pkg != NULL) {
1869         // asdf     --> package.asdf
1870         // .asdf  .a.b  --> package.asdf package.a.b
1871         // asdf.adsf --> asdf.asdf
1872         const char* p = className.string();
1873         const char* q = strchr(p, '.');
1874         if (p == q) {
1875             className = pkg;
1876             className.append(inClassName);
1877         } else if (q == NULL) {
1878             className = pkg;
1879             className.append(".");
1880             className.append(inClassName);
1881         }
1882     }
1883
1884     String8 rule("-keep class ");
1885     rule += className;
1886     rule += " { <init>(...); }";
1887
1888     String8 location("view ");
1889     location += srcName;
1890     char lineno[20];
1891     sprintf(lineno, ":%d", line);
1892     location += lineno;
1893
1894     keep->add(rule, location);
1895 }
1896
1897 status_t
1898 writeProguardForAndroidManifest(ProguardKeepSet* keep, const sp<AaptAssets>& assets)
1899 {
1900     status_t err;
1901     ResXMLTree tree;
1902     size_t len;
1903     ResXMLTree::event_code_t code;
1904     int depth = 0;
1905     bool inApplication = false;
1906     String8 error;
1907     sp<AaptGroup> assGroup;
1908     sp<AaptFile> assFile;
1909     String8 pkg;
1910
1911     // First, look for a package file to parse.  This is required to
1912     // be able to generate the resource information.
1913     assGroup = assets->getFiles().valueFor(String8("AndroidManifest.xml"));
1914     if (assGroup == NULL) {
1915         fprintf(stderr, "ERROR: No AndroidManifest.xml file found.\n");
1916         return -1;
1917     }
1918
1919     if (assGroup->getFiles().size() != 1) {
1920         fprintf(stderr, "warning: Multiple AndroidManifest.xml files found, using %s\n",
1921                 assGroup->getFiles().valueAt(0)->getPrintableSource().string());
1922     }
1923
1924     assFile = assGroup->getFiles().valueAt(0);
1925
1926     err = parseXMLResource(assFile, &tree);
1927     if (err != NO_ERROR) {
1928         return err;
1929     }
1930
1931     tree.restart();
1932
1933     while ((code=tree.next()) != ResXMLTree::END_DOCUMENT && code != ResXMLTree::BAD_DOCUMENT) {
1934         if (code == ResXMLTree::END_TAG) {
1935             if (/* name == "Application" && */ depth == 2) {
1936                 inApplication = false;
1937             }
1938             depth--;
1939             continue;
1940         }
1941         if (code != ResXMLTree::START_TAG) {
1942             continue;
1943         }
1944         depth++;
1945         String8 tag(tree.getElementName(&len));
1946         // printf("Depth %d tag %s\n", depth, tag.string());
1947         bool keepTag = false;
1948         if (depth == 1) {
1949             if (tag != "manifest") {
1950                 fprintf(stderr, "ERROR: manifest does not start with <manifest> tag\n");
1951                 return -1;
1952             }
1953             pkg = getAttribute(tree, NULL, "package", NULL);
1954         } else if (depth == 2) {
1955             if (tag == "application") {
1956                 inApplication = true;
1957                 keepTag = true;
1958
1959                 String8 agent = getAttribute(tree, "http://schemas.android.com/apk/res/android",
1960                         "backupAgent", &error);
1961                 if (agent.length() > 0) {
1962                     addProguardKeepRule(keep, agent, pkg.string(),
1963                             assFile->getPrintableSource(), tree.getLineNumber());
1964                 }
1965             } else if (tag == "instrumentation") {
1966                 keepTag = true;
1967             }
1968         }
1969         if (!keepTag && inApplication && depth == 3) {
1970             if (tag == "activity" || tag == "service" || tag == "receiver" || tag == "provider") {
1971                 keepTag = true;
1972             }
1973         }
1974         if (keepTag) {
1975             String8 name = getAttribute(tree, "http://schemas.android.com/apk/res/android",
1976                     "name", &error);
1977             if (error != "") {
1978                 fprintf(stderr, "ERROR: %s\n", error.string());
1979                 return -1;
1980             }
1981             if (name.length() > 0) {
1982                 addProguardKeepRule(keep, name, pkg.string(),
1983                         assFile->getPrintableSource(), tree.getLineNumber());
1984             }
1985         }
1986     }
1987
1988     return NO_ERROR;
1989 }
1990
1991 struct NamespaceAttributePair {
1992     const char* ns;
1993     const char* attr;
1994
1995     NamespaceAttributePair(const char* n, const char* a) : ns(n), attr(a) {}
1996     NamespaceAttributePair() : ns(NULL), attr(NULL) {}
1997 };
1998
1999 status_t
2000 writeProguardForXml(ProguardKeepSet* keep, const sp<AaptFile>& layoutFile,
2001         const char* startTag, const KeyedVector<String8, NamespaceAttributePair>* tagAttrPairs)
2002 {
2003     status_t err;
2004     ResXMLTree tree;
2005     size_t len;
2006     ResXMLTree::event_code_t code;
2007
2008     err = parseXMLResource(layoutFile, &tree);
2009     if (err != NO_ERROR) {
2010         return err;
2011     }
2012
2013     tree.restart();
2014
2015     if (startTag != NULL) {
2016         bool haveStart = false;
2017         while ((code=tree.next()) != ResXMLTree::END_DOCUMENT && code != ResXMLTree::BAD_DOCUMENT) {
2018             if (code != ResXMLTree::START_TAG) {
2019                 continue;
2020             }
2021             String8 tag(tree.getElementName(&len));
2022             if (tag == startTag) {
2023                 haveStart = true;
2024             }
2025             break;
2026         }
2027         if (!haveStart) {
2028             return NO_ERROR;
2029         }
2030     }
2031
2032     while ((code=tree.next()) != ResXMLTree::END_DOCUMENT && code != ResXMLTree::BAD_DOCUMENT) {
2033         if (code != ResXMLTree::START_TAG) {
2034             continue;
2035         }
2036         String8 tag(tree.getElementName(&len));
2037
2038         // If there is no '.', we'll assume that it's one of the built in names.
2039         if (strchr(tag.string(), '.')) {
2040             addProguardKeepRule(keep, tag, NULL,
2041                     layoutFile->getPrintableSource(), tree.getLineNumber());
2042         } else if (tagAttrPairs != NULL) {
2043             ssize_t tagIndex = tagAttrPairs->indexOfKey(tag);
2044             if (tagIndex >= 0) {
2045                 const NamespaceAttributePair& nsAttr = tagAttrPairs->valueAt(tagIndex);
2046                 ssize_t attrIndex = tree.indexOfAttribute(nsAttr.ns, nsAttr.attr);
2047                 if (attrIndex < 0) {
2048                     // fprintf(stderr, "%s:%d: <%s> does not have attribute %s:%s.\n",
2049                     //        layoutFile->getPrintableSource().string(), tree.getLineNumber(),
2050                     //        tag.string(), nsAttr.ns, nsAttr.attr);
2051                 } else {
2052                     size_t len;
2053                     addProguardKeepRule(keep,
2054                                         String8(tree.getAttributeStringValue(attrIndex, &len)), NULL,
2055                                         layoutFile->getPrintableSource(), tree.getLineNumber());
2056                 }
2057             }
2058         }
2059     }
2060
2061     return NO_ERROR;
2062 }
2063
2064 static void addTagAttrPair(KeyedVector<String8, NamespaceAttributePair>* dest,
2065         const char* tag, const char* ns, const char* attr) {
2066     dest->add(String8(tag), NamespaceAttributePair(ns, attr));
2067 }
2068
2069 status_t
2070 writeProguardForLayouts(ProguardKeepSet* keep, const sp<AaptAssets>& assets)
2071 {
2072     status_t err;
2073
2074     // tag:attribute pairs that should be checked in layout files.
2075     KeyedVector<String8, NamespaceAttributePair> kLayoutTagAttrPairs;
2076     addTagAttrPair(&kLayoutTagAttrPairs, "view", NULL, "class");
2077     addTagAttrPair(&kLayoutTagAttrPairs, "fragment", RESOURCES_ANDROID_NAMESPACE, "name");
2078
2079     // tag:attribute pairs that should be checked in xml files.
2080     KeyedVector<String8, NamespaceAttributePair> kXmlTagAttrPairs;
2081     addTagAttrPair(&kXmlTagAttrPairs, "PreferenceScreen", RESOURCES_ANDROID_NAMESPACE, "fragment");
2082     addTagAttrPair(&kXmlTagAttrPairs, "Header", RESOURCES_ANDROID_NAMESPACE, "fragment");
2083
2084     const Vector<sp<AaptDir> >& dirs = assets->resDirs();
2085     const size_t K = dirs.size();
2086     for (size_t k=0; k<K; k++) {
2087         const sp<AaptDir>& d = dirs.itemAt(k);
2088         const String8& dirName = d->getLeaf();
2089         const char* startTag = NULL;
2090         const KeyedVector<String8, NamespaceAttributePair>* tagAttrPairs = NULL;
2091         if ((dirName == String8("layout")) || (strncmp(dirName.string(), "layout-", 7) == 0)) {
2092             tagAttrPairs = &kLayoutTagAttrPairs;
2093         } else if ((dirName == String8("xml")) || (strncmp(dirName.string(), "xml-", 4) == 0)) {
2094             startTag = "PreferenceScreen";
2095             tagAttrPairs = &kXmlTagAttrPairs;
2096         } else {
2097             continue;
2098         }
2099
2100         const KeyedVector<String8,sp<AaptGroup> > groups = d->getFiles();
2101         const size_t N = groups.size();
2102         for (size_t i=0; i<N; i++) {
2103             const sp<AaptGroup>& group = groups.valueAt(i);
2104             const DefaultKeyedVector<AaptGroupEntry, sp<AaptFile> >& files = group->getFiles();
2105             const size_t M = files.size();
2106             for (size_t j=0; j<M; j++) {
2107                 err = writeProguardForXml(keep, files.valueAt(j), startTag, tagAttrPairs);
2108                 if (err < 0) {
2109                     return err;
2110                 }
2111             }
2112         }
2113     }
2114     return NO_ERROR;
2115 }
2116
2117 status_t
2118 writeProguardFile(Bundle* bundle, const sp<AaptAssets>& assets)
2119 {
2120     status_t err = -1;
2121
2122     if (!bundle->getProguardFile()) {
2123         return NO_ERROR;
2124     }
2125
2126     ProguardKeepSet keep;
2127
2128     err = writeProguardForAndroidManifest(&keep, assets);
2129     if (err < 0) {
2130         return err;
2131     }
2132
2133     err = writeProguardForLayouts(&keep, assets);
2134     if (err < 0) {
2135         return err;
2136     }
2137
2138     FILE* fp = fopen(bundle->getProguardFile(), "w+");
2139     if (fp == NULL) {
2140         fprintf(stderr, "ERROR: Unable to open class file %s: %s\n",
2141                 bundle->getProguardFile(), strerror(errno));
2142         return UNKNOWN_ERROR;
2143     }
2144
2145     const KeyedVector<String8, SortedVector<String8> >& rules = keep.rules;
2146     const size_t N = rules.size();
2147     for (size_t i=0; i<N; i++) {
2148         const SortedVector<String8>& locations = rules.valueAt(i);
2149         const size_t M = locations.size();
2150         for (size_t j=0; j<M; j++) {
2151             fprintf(fp, "# %s\n", locations.itemAt(j).string());
2152         }
2153         fprintf(fp, "%s\n\n", rules.keyAt(i).string());
2154     }
2155     fclose(fp);
2156
2157     return err;
2158 }