]> git.saurik.com Git - android/aapt.git/blobdiff - Resource.cpp
am ba501785: Merge "Implement issue #3116702: New manifest tags for supported screen...
[android/aapt.git] / Resource.cpp
index 7142b1c930be11415649ed191ec81e28e27806e7..c8ba9048f8670a0dcd723c14e7567d0341939883 100644 (file)
@@ -226,7 +226,7 @@ static status_t parsePackage(Bundle* bundle, const sp<AaptAssets>& assets,
                 if (minSdkIndex >= 0) {
                     const uint16_t* minSdk16 = block.getAttributeStringValue(minSdkIndex, &len);
                     const char* minSdk8 = strdup(String8(minSdk16).string());
-                    bundle->setMinSdkVersion(minSdk8);
+                    bundle->setManifestMinSdkVersion(minSdk8);
                 }
             }
         }
@@ -379,14 +379,64 @@ enum {
     ATTR_LEADING_SPACES = -3,
     ATTR_TRAILING_SPACES = -4
 };
-static int validateAttr(const String8& path, const ResXMLParser& parser,
+static int validateAttr(const String8& path, const ResTable& table,
+        const ResXMLParser& parser,
         const char* ns, const char* attr, const char* validChars, bool required)
 {
     size_t len;
 
     ssize_t index = parser.indexOfAttribute(ns, attr);
     const uint16_t* str;
-    if (index >= 0 && (str=parser.getAttributeStringValue(index, &len)) != NULL) {
+    Res_value value;
+    if (index >= 0 && parser.getAttributeValue(index, &value) >= 0) {
+        const ResStringPool* pool = &parser.getStrings();
+        if (value.dataType == Res_value::TYPE_REFERENCE) {
+            uint32_t specFlags = 0;
+            int strIdx;
+            if ((strIdx=table.resolveReference(&value, 0x10000000, NULL, &specFlags)) < 0) {
+                fprintf(stderr, "%s:%d: Tag <%s> attribute %s references unknown resid 0x%08x.\n",
+                        path.string(), parser.getLineNumber(),
+                        String8(parser.getElementName(&len)).string(), attr,
+                        value.data);
+                return ATTR_NOT_FOUND;
+            }
+            
+            pool = table.getTableStringBlock(strIdx);
+            #if 0
+            if (pool != NULL) {
+                str = pool->stringAt(value.data, &len);
+            }
+            printf("***** RES ATTR: %s specFlags=0x%x strIdx=%d: %s\n", attr,
+                    specFlags, strIdx, str != NULL ? String8(str).string() : "???");
+            #endif
+            if ((specFlags&~ResTable_typeSpec::SPEC_PUBLIC) != 0 && false) {
+                fprintf(stderr, "%s:%d: Tag <%s> attribute %s varies by configurations 0x%x.\n",
+                        path.string(), parser.getLineNumber(),
+                        String8(parser.getElementName(&len)).string(), attr,
+                        specFlags);
+                return ATTR_NOT_FOUND;
+            }
+        }
+        if (value.dataType == Res_value::TYPE_STRING) {
+            if (pool == NULL) {
+                fprintf(stderr, "%s:%d: Tag <%s> attribute %s has no string block.\n",
+                        path.string(), parser.getLineNumber(),
+                        String8(parser.getElementName(&len)).string(), attr);
+                return ATTR_NOT_FOUND;
+            }
+            if ((str=pool->stringAt(value.data, &len)) == NULL) {
+                fprintf(stderr, "%s:%d: Tag <%s> attribute %s has corrupt string value.\n",
+                        path.string(), parser.getLineNumber(),
+                        String8(parser.getElementName(&len)).string(), attr);
+                return ATTR_NOT_FOUND;
+            }
+        } else {
+            fprintf(stderr, "%s:%d: Tag <%s> attribute %s has invalid type %d.\n",
+                    path.string(), parser.getLineNumber(),
+                    String8(parser.getElementName(&len)).string(), attr,
+                    value.dataType);
+            return ATTR_NOT_FOUND;
+        }
         if (validChars) {
             for (size_t i=0; i<len; i++) {
                 uint16_t c = str[i];
@@ -447,7 +497,7 @@ static void checkForIds(const String8& path, ResXMLParser& parser)
 
 static bool applyFileOverlay(Bundle *bundle,
                              const sp<AaptAssets>& assets,
-                             const sp<ResourceTypeSet>& baseSet,
+                             sp<ResourceTypeSet> *baseSet,
                              const char *resType)
 {
     if (bundle->getVerbose()) {
@@ -475,13 +525,16 @@ static bool applyFileOverlay(Bundle *bundle,
                 if (bundle->getVerbose()) {
                     printf("trying overlaySet Key=%s\n",overlaySet->keyAt(overlayIndex).string());
                 }
-                size_t baseIndex = baseSet->indexOfKey(overlaySet->keyAt(overlayIndex));
+                size_t baseIndex = UNKNOWN_ERROR;
+                if (baseSet->get() != NULL) {
+                    baseIndex = (*baseSet)->indexOfKey(overlaySet->keyAt(overlayIndex));
+                }
                 if (baseIndex < UNKNOWN_ERROR) {
                     // look for same flavor.  For a given file (strings.xml, for example)
                     // there may be a locale specific or other flavors - we want to match
                     // the same flavor.
                     sp<AaptGroup> overlayGroup = overlaySet->valueAt(overlayIndex);
-                    sp<AaptGroup> baseGroup = baseSet->valueAt(baseIndex);
+                    sp<AaptGroup> baseGroup = (*baseSet)->valueAt(baseIndex);
 
                     DefaultKeyedVector<AaptGroupEntry, sp<AaptFile> > overlayFiles =
                             overlayGroup->getFiles();
@@ -520,8 +573,12 @@ static bool applyFileOverlay(Bundle *bundle,
                         assets->addGroupEntry(overlayFiles.keyAt(overlayGroupIndex));
                     }
                 } else {
+                    if (baseSet->get() == NULL) {
+                        *baseSet = new ResourceTypeSet();
+                        assets->getResources()->add(String8(resType), *baseSet);
+                    }
                     // this group doesn't exist (a file that's only in the overlay)
-                    baseSet->add(overlaySet->keyAt(overlayIndex),
+                    (*baseSet)->add(overlaySet->keyAt(overlayIndex),
                             overlaySet->valueAt(overlayIndex));
                     // make sure all flavors are defined in the resources.
                     sp<AaptGroup> overlayGroup = overlaySet->valueAt(overlayIndex);
@@ -554,7 +611,8 @@ void addTagAttribute(const sp<XMLNode>& node, const char* ns8,
     const String16 attr(attr8);
     
     if (node->getAttribute(ns, attr) != NULL) {
-        fprintf(stderr, "Warning: AndroidManifest.xml already defines %s (in %s)\n",
+        fprintf(stderr, "Warning: AndroidManifest.xml already defines %s (in %s);"
+                        " using existing value in manifest.\n",
                 String8(attr).string(), String8(ns).string());
         return;
     }
@@ -620,6 +678,13 @@ status_t massageManifest(Bundle* bundle, sp<XMLNode> root)
                 bundle->getMaxSdkVersion());
     }
 
+    if (bundle->getDebugMode()) {
+        sp<XMLNode> application = root->getChildElement(String16(), String16("application"));
+        if (application != NULL) {
+            addTagAttribute(application, RESOURCES_ANDROID_NAMESPACE, "debuggable", "true");
+        }
+    }
+
     // Deal with manifest package name overrides
     const char* manifestPackageNameOverride = bundle->getManifestPackageNameOverride();
     if (manifestPackageNameOverride != NULL) {
@@ -637,6 +702,7 @@ status_t massageManifest(Bundle* bundle, sp<XMLNode> root)
         sp<XMLNode> application = root->getChildElement(String16(), String16("application"));
         if (application != NULL) {
             fullyQualifyClassName(origPackage, application, String16("name"));
+            fullyQualifyClassName(origPackage, application, String16("backupAgent"));
 
             Vector<sp<XMLNode> >& children = const_cast<Vector<sp<XMLNode> >&>(application->getChildren());
             for (size_t i = 0; i < children.size(); i++) {
@@ -710,7 +776,13 @@ status_t buildResources(Bundle* bundle, const sp<AaptAssets>& assets)
 
     // Standard flags for compiled XML and optional UTF-8 encoding
     int xmlFlags = XML_COMPILE_STANDARD_RESOURCE;
-    if (bundle->getUTF8()) {
+
+    /* Only enable UTF-8 if the caller of aapt didn't specifically
+     * request UTF-16 encoding and the parameters of this package
+     * allow UTF-8 to be used.
+     */
+    if (!bundle->getWantUTF16()
+            && bundle->isMinSdkAtLeast(SDK_FROYO)) {
         xmlFlags |= XML_COMPILE_UTF8;
     }
 
@@ -750,20 +822,22 @@ status_t buildResources(Bundle* bundle, const sp<AaptAssets>& assets)
         current = current->getOverlay();
     }
     // apply the overlay files to the base set
-    if (!applyFileOverlay(bundle, assets, drawables, "drawable") ||
-            !applyFileOverlay(bundle, assets, layouts, "layout") ||
-            !applyFileOverlay(bundle, assets, anims, "anim") ||
-            !applyFileOverlay(bundle, assets, xmls, "xml") ||
-            !applyFileOverlay(bundle, assets, raws, "raw") ||
-            !applyFileOverlay(bundle, assets, colors, "color") ||
-            !applyFileOverlay(bundle, assets, menus, "menu")) {
+    if (!applyFileOverlay(bundle, assets, &drawables, "drawable") ||
+            !applyFileOverlay(bundle, assets, &layouts, "layout") ||
+            !applyFileOverlay(bundle, assets, &anims, "anim") ||
+            !applyFileOverlay(bundle, assets, &xmls, "xml") ||
+            !applyFileOverlay(bundle, assets, &raws, "raw") ||
+            !applyFileOverlay(bundle, assets, &colors, "color") ||
+            !applyFileOverlay(bundle, assets, &menus, "menu")) {
         return UNKNOWN_ERROR;
     }
 
     bool hasErrors = false;
 
     if (drawables != NULL) {
-        err = preProcessImages(bundle, assets, drawables);
+        if (bundle->getOutputAPKFile() != NULL) {
+            err = preProcessImages(bundle, assets, drawables);
+        }
         if (err == NO_ERROR) {
             err = makeFileResources(bundle, assets, &table, drawables, "drawable");
             if (err != NO_ERROR) {
@@ -951,21 +1025,102 @@ status_t buildResources(Bundle* bundle, const sp<AaptAssets>& assets)
         err = NO_ERROR;
     }
 
+    if (table.validateLocalizations()) {
+        hasErrors = true;
+    }
+    
+    if (hasErrors) {
+        return UNKNOWN_ERROR;
+    }
+
     const sp<AaptFile> manifestFile(androidManifestFile->getFiles().valueAt(0));
     String8 manifestPath(manifestFile->getPrintableSource());
 
+    // Generate final compiled manifest file.
+    manifestFile->clearData();
+    sp<XMLNode> manifestTree = XMLNode::parse(manifestFile);
+    if (manifestTree == NULL) {
+        return UNKNOWN_ERROR;
+    }
+    err = massageManifest(bundle, manifestTree);
+    if (err < NO_ERROR) {
+        return err;
+    }
+    err = compileXmlFile(assets, manifestTree, manifestFile, &table);
+    if (err < NO_ERROR) {
+        return err;
+    }
+
+    //block.restart();
+    //printXMLBlock(&block);
+
+    // --------------------------------------------------------------
+    // Generate the final resource table.
+    // Re-flatten because we may have added new resource IDs
+    // --------------------------------------------------------------
+
+    ResTable finalResTable;
+    sp<AaptFile> resFile;
+    
+    if (table.hasResources()) {
+        sp<AaptSymbols> symbols = assets->getSymbolsFor(String8("R"));
+        err = table.addSymbols(symbols);
+        if (err < NO_ERROR) {
+            return err;
+        }
+
+        resFile = getResourceFile(assets);
+        if (resFile == NULL) {
+            fprintf(stderr, "Error: unable to generate entry for resource data\n");
+            return UNKNOWN_ERROR;
+        }
+
+        err = table.flatten(bundle, resFile);
+        if (err < NO_ERROR) {
+            return err;
+        }
+
+        if (bundle->getPublicOutputFile()) {
+            FILE* fp = fopen(bundle->getPublicOutputFile(), "w+");
+            if (fp == NULL) {
+                fprintf(stderr, "ERROR: Unable to open public definitions output file %s: %s\n",
+                        (const char*)bundle->getPublicOutputFile(), strerror(errno));
+                return UNKNOWN_ERROR;
+            }
+            if (bundle->getVerbose()) {
+                printf("  Writing public definitions to %s.\n", bundle->getPublicOutputFile());
+            }
+            table.writePublicDefinitions(String16(assets->getPackage()), fp);
+            fclose(fp);
+        }
+        
+        // Read resources back in,
+        finalResTable.add(resFile->getData(), resFile->getSize(), NULL);
+        
+#if 0
+        NOISY(
+              printf("Generated resources:\n");
+              finalResTable.print();
+        )
+#endif
+    }
+    
     // Perform a basic validation of the manifest file.  This time we
     // parse it with the comments intact, so that we can use them to
     // generate java docs...  so we are not going to write this one
     // back out to the final manifest data.
-    err = compileXmlFile(assets, manifestFile, &table,
+    sp<AaptFile> outManifestFile = new AaptFile(manifestFile->getSourceFile(),
+            manifestFile->getGroupEntry(),
+            manifestFile->getResourceType());
+    err = compileXmlFile(assets, manifestFile,
+            outManifestFile, &table,
             XML_COMPILE_ASSIGN_ATTRIBUTE_IDS
             | XML_COMPILE_STRIP_WHITESPACE | XML_COMPILE_STRIP_RAW_VALUES);
     if (err < NO_ERROR) {
         return err;
     }
     ResXMLTree block;
-    block.setTo(manifestFile->getData(), manifestFile->getSize(), true);
+    block.setTo(outManifestFile->getData(), outManifestFile->getSize(), true);
     String16 manifest16("manifest");
     String16 permission16("permission");
     String16 permission_group16("permission-group");
@@ -1004,16 +1159,20 @@ status_t buildResources(Bundle* bundle, const sp<AaptAssets>& assets)
                 continue;
             }
             if (strcmp16(block.getElementName(&len), manifest16.string()) == 0) {
-                if (validateAttr(manifestPath, block, NULL, "package",
+                if (validateAttr(manifestPath, finalResTable, block, NULL, "package",
                                  packageIdentChars, true) != ATTR_OKAY) {
                     hasErrors = true;
                 }
+                if (validateAttr(manifestPath, finalResTable, block, RESOURCES_ANDROID_NAMESPACE,
+                                 "sharedUserId", packageIdentChars, false) != ATTR_OKAY) {
+                    hasErrors = true;
+                }
             } else if (strcmp16(block.getElementName(&len), permission16.string()) == 0
                     || strcmp16(block.getElementName(&len), permission_group16.string()) == 0) {
                 const bool isGroup = strcmp16(block.getElementName(&len),
                         permission_group16.string()) == 0;
-                if (validateAttr(manifestPath, block, RESOURCES_ANDROID_NAMESPACE, "name",
-                                 isGroup ? packageIdentCharsWithTheStupid
+                if (validateAttr(manifestPath, finalResTable, block, RESOURCES_ANDROID_NAMESPACE,
+                                 "name", isGroup ? packageIdentCharsWithTheStupid
                                  : packageIdentChars, true) != ATTR_OKAY) {
                     hasErrors = true;
                 }
@@ -1091,56 +1250,56 @@ status_t buildResources(Bundle* bundle, const sp<AaptAssets>& assets)
                 }
                 syms->makeSymbolPublic(String8(e), srcPos);
             } else if (strcmp16(block.getElementName(&len), uses_permission16.string()) == 0) {
-                if (validateAttr(manifestPath, block, RESOURCES_ANDROID_NAMESPACE, "name",
-                                 packageIdentChars, true) != ATTR_OKAY) {
+                if (validateAttr(manifestPath, finalResTable, block, RESOURCES_ANDROID_NAMESPACE,
+                                 "name", packageIdentChars, true) != ATTR_OKAY) {
                     hasErrors = true;
                 }
             } else if (strcmp16(block.getElementName(&len), instrumentation16.string()) == 0) {
-                if (validateAttr(manifestPath, block, RESOURCES_ANDROID_NAMESPACE, "name",
-                                 classIdentChars, true) != ATTR_OKAY) {
+                if (validateAttr(manifestPath, finalResTable, block, RESOURCES_ANDROID_NAMESPACE,
+                                 "name", classIdentChars, true) != ATTR_OKAY) {
                     hasErrors = true;
                 }
-                if (validateAttr(manifestPath, block,
+                if (validateAttr(manifestPath, finalResTable, block,
                                  RESOURCES_ANDROID_NAMESPACE, "targetPackage",
                                  packageIdentChars, true) != ATTR_OKAY) {
                     hasErrors = true;
                 }
             } else if (strcmp16(block.getElementName(&len), application16.string()) == 0) {
-                if (validateAttr(manifestPath, block, RESOURCES_ANDROID_NAMESPACE, "name",
-                                 classIdentChars, false) != ATTR_OKAY) {
+                if (validateAttr(manifestPath, finalResTable, block, RESOURCES_ANDROID_NAMESPACE,
+                                 "name", classIdentChars, false) != ATTR_OKAY) {
                     hasErrors = true;
                 }
-                if (validateAttr(manifestPath, block,
+                if (validateAttr(manifestPath, finalResTable, block,
                                  RESOURCES_ANDROID_NAMESPACE, "permission",
                                  packageIdentChars, false) != ATTR_OKAY) {
                     hasErrors = true;
                 }
-                if (validateAttr(manifestPath, block,
+                if (validateAttr(manifestPath, finalResTable, block,
                                  RESOURCES_ANDROID_NAMESPACE, "process",
                                  processIdentChars, false) != ATTR_OKAY) {
                     hasErrors = true;
                 }
-                if (validateAttr(manifestPath, block,
+                if (validateAttr(manifestPath, finalResTable, block,
                                  RESOURCES_ANDROID_NAMESPACE, "taskAffinity",
                                  processIdentChars, false) != ATTR_OKAY) {
                     hasErrors = true;
                 }
             } else if (strcmp16(block.getElementName(&len), provider16.string()) == 0) {
-                if (validateAttr(manifestPath, block, RESOURCES_ANDROID_NAMESPACE, "name",
-                                 classIdentChars, true) != ATTR_OKAY) {
+                if (validateAttr(manifestPath, finalResTable, block, RESOURCES_ANDROID_NAMESPACE,
+                                 "name", classIdentChars, true) != ATTR_OKAY) {
                     hasErrors = true;
                 }
-                if (validateAttr(manifestPath, block,
+                if (validateAttr(manifestPath, finalResTable, block,
                                  RESOURCES_ANDROID_NAMESPACE, "authorities",
                                  authoritiesIdentChars, true) != ATTR_OKAY) {
                     hasErrors = true;
                 }
-                if (validateAttr(manifestPath, block,
+                if (validateAttr(manifestPath, finalResTable, block,
                                  RESOURCES_ANDROID_NAMESPACE, "permission",
                                  packageIdentChars, false) != ATTR_OKAY) {
                     hasErrors = true;
                 }
-                if (validateAttr(manifestPath, block,
+                if (validateAttr(manifestPath, finalResTable, block,
                                  RESOURCES_ANDROID_NAMESPACE, "process",
                                  processIdentChars, false) != ATTR_OKAY) {
                     hasErrors = true;
@@ -1148,39 +1307,39 @@ status_t buildResources(Bundle* bundle, const sp<AaptAssets>& assets)
             } else if (strcmp16(block.getElementName(&len), service16.string()) == 0
                        || strcmp16(block.getElementName(&len), receiver16.string()) == 0
                        || strcmp16(block.getElementName(&len), activity16.string()) == 0) {
-                if (validateAttr(manifestPath, block, RESOURCES_ANDROID_NAMESPACE, "name",
-                                 classIdentChars, true) != ATTR_OKAY) {
+                if (validateAttr(manifestPath, finalResTable, block, RESOURCES_ANDROID_NAMESPACE,
+                                 "name", classIdentChars, true) != ATTR_OKAY) {
                     hasErrors = true;
                 }
-                if (validateAttr(manifestPath, block,
+                if (validateAttr(manifestPath, finalResTable, block,
                                  RESOURCES_ANDROID_NAMESPACE, "permission",
                                  packageIdentChars, false) != ATTR_OKAY) {
                     hasErrors = true;
                 }
-                if (validateAttr(manifestPath, block,
+                if (validateAttr(manifestPath, finalResTable, block,
                                  RESOURCES_ANDROID_NAMESPACE, "process",
                                  processIdentChars, false) != ATTR_OKAY) {
                     hasErrors = true;
                 }
-                if (validateAttr(manifestPath, block,
+                if (validateAttr(manifestPath, finalResTable, block,
                                  RESOURCES_ANDROID_NAMESPACE, "taskAffinity",
                                  processIdentChars, false) != ATTR_OKAY) {
                     hasErrors = true;
                 }
             } else if (strcmp16(block.getElementName(&len), action16.string()) == 0
                        || strcmp16(block.getElementName(&len), category16.string()) == 0) {
-                if (validateAttr(manifestPath, block,
+                if (validateAttr(manifestPath, finalResTable, block,
                                  RESOURCES_ANDROID_NAMESPACE, "name",
                                  packageIdentChars, true) != ATTR_OKAY) {
                     hasErrors = true;
                 }
             } else if (strcmp16(block.getElementName(&len), data16.string()) == 0) {
-                if (validateAttr(manifestPath, block,
+                if (validateAttr(manifestPath, finalResTable, block,
                                  RESOURCES_ANDROID_NAMESPACE, "mimeType",
                                  typeIdentChars, true) != ATTR_OKAY) {
                     hasErrors = true;
                 }
-                if (validateAttr(manifestPath, block,
+                if (validateAttr(manifestPath, finalResTable, block,
                                  RESOURCES_ANDROID_NAMESPACE, "scheme",
                                  schemeIdentChars, true) != ATTR_OKAY) {
                     hasErrors = true;
@@ -1189,76 +1348,7 @@ status_t buildResources(Bundle* bundle, const sp<AaptAssets>& assets)
         }
     }
 
-    if (table.validateLocalizations()) {
-        hasErrors = true;
-    }
-    
-    if (hasErrors) {
-        return UNKNOWN_ERROR;
-    }
-
-    // Generate final compiled manifest file.
-    manifestFile->clearData();
-    sp<XMLNode> manifestTree = XMLNode::parse(manifestFile);
-    if (manifestTree == NULL) {
-        return UNKNOWN_ERROR;
-    }
-    err = massageManifest(bundle, manifestTree);
-    if (err < NO_ERROR) {
-        return err;
-    }
-    err = compileXmlFile(assets, manifestTree, manifestFile, &table);
-    if (err < NO_ERROR) {
-        return err;
-    }
-
-    //block.restart();
-    //printXMLBlock(&block);
-
-    // --------------------------------------------------------------
-    // Generate the final resource table.
-    // Re-flatten because we may have added new resource IDs
-    // --------------------------------------------------------------
-
-    if (table.hasResources()) {
-        sp<AaptSymbols> symbols = assets->getSymbolsFor(String8("R"));
-        err = table.addSymbols(symbols);
-        if (err < NO_ERROR) {
-            return err;
-        }
-
-        sp<AaptFile> resFile(getResourceFile(assets));
-        if (resFile == NULL) {
-            fprintf(stderr, "Error: unable to generate entry for resource data\n");
-            return UNKNOWN_ERROR;
-        }
-
-        err = table.flatten(bundle, resFile);
-        if (err < NO_ERROR) {
-            return err;
-        }
-
-        if (bundle->getPublicOutputFile()) {
-            FILE* fp = fopen(bundle->getPublicOutputFile(), "w+");
-            if (fp == NULL) {
-                fprintf(stderr, "ERROR: Unable to open public definitions output file %s: %s\n",
-                        (const char*)bundle->getPublicOutputFile(), strerror(errno));
-                return UNKNOWN_ERROR;
-            }
-            if (bundle->getVerbose()) {
-                printf("  Writing public definitions to %s.\n", bundle->getPublicOutputFile());
-            }
-            table.writePublicDefinitions(String16(assets->getPackage()), fp);
-            fclose(fp);
-        }
-#if 0
-        NOISY(
-              ResTable rt;
-              rt.add(resFile->getData(), resFile->getSize(), NULL);
-              printf("Generated resources:\n");
-              rt.print();
-        )
-#endif
+    if (resFile != NULL) {
         // These resources are now considered to be a part of the included
         // resources, for others to reference.
         err = assets->addIncludedResources(resFile);
@@ -1267,6 +1357,7 @@ status_t buildResources(Bundle* bundle, const sp<AaptAssets>& assets)
             return err;
         }
     }
+    
     return err;
 }
 
@@ -1778,6 +1869,40 @@ void ProguardKeepSet::add(const String8& rule, const String8& where)
     rules.editValueAt(index).add(where);
 }
 
+void
+addProguardKeepRule(ProguardKeepSet* keep, const String8& inClassName,
+        const char* pkg, const String8& srcName, int line)
+{
+    String8 className(inClassName);
+    if (pkg != NULL) {
+        // asdf     --> package.asdf
+        // .asdf  .a.b  --> package.asdf package.a.b
+        // asdf.adsf --> asdf.asdf
+        const char* p = className.string();
+        const char* q = strchr(p, '.');
+        if (p == q) {
+            className = pkg;
+            className.append(inClassName);
+        } else if (q == NULL) {
+            className = pkg;
+            className.append(".");
+            className.append(inClassName);
+        }
+    }
+
+    String8 rule("-keep class ");
+    rule += className;
+    rule += " { <init>(...); }";
+
+    String8 location("view ");
+    location += srcName;
+    char lineno[20];
+    sprintf(lineno, ":%d", line);
+    location += lineno;
+
+    keep->add(rule, location);
+}
+
 status_t
 writeProguardForAndroidManifest(ProguardKeepSet* keep, const sp<AaptAssets>& assets)
 {
@@ -1839,6 +1964,13 @@ writeProguardForAndroidManifest(ProguardKeepSet* keep, const sp<AaptAssets>& ass
             if (tag == "application") {
                 inApplication = true;
                 keepTag = true;
+
+                String8 agent = getAttribute(tree, "http://schemas.android.com/apk/res/android",
+                        "backupAgent", &error);
+                if (agent.length() > 0) {
+                    addProguardKeepRule(keep, agent, pkg.string(),
+                            assFile->getPrintableSource(), tree.getLineNumber());
+                }
             } else if (tag == "instrumentation") {
                 keepTag = true;
             }
@@ -1856,31 +1988,8 @@ writeProguardForAndroidManifest(ProguardKeepSet* keep, const sp<AaptAssets>& ass
                 return -1;
             }
             if (name.length() > 0) {
-                // asdf     --> package.asdf
-                // .asdf  .a.b  --> package.asdf package.a.b
-                // asdf.adsf --> asdf.asdf
-                String8 rule("-keep class ");
-                const char* p = name.string();
-                const char* q = strchr(p, '.');
-                if (p == q) {
-                    rule += pkg;
-                    rule += name;
-                } else if (q == NULL) {
-                    rule += pkg;
-                    rule += ".";
-                    rule += name;
-                } else {
-                    rule += name;
-                }
-
-                String8 location = tag;
-                location += " ";
-                location += assFile->getSourceFile();
-                char lineno[20];
-                sprintf(lineno, ":%d", tree.getLineNumber());
-                location += lineno;
-
-                keep->add(rule, location);
+                addProguardKeepRule(keep, name, pkg.string(),
+                        assFile->getPrintableSource(), tree.getLineNumber());
             }
         }
     }
@@ -1888,8 +1997,17 @@ writeProguardForAndroidManifest(ProguardKeepSet* keep, const sp<AaptAssets>& ass
     return NO_ERROR;
 }
 
+struct NamespaceAttributePair {
+    const char* ns;
+    const char* attr;
+
+    NamespaceAttributePair(const char* n, const char* a) : ns(n), attr(a) {}
+    NamespaceAttributePair() : ns(NULL), attr(NULL) {}
+};
+
 status_t
-writeProguardForLayout(ProguardKeepSet* keep, const sp<AaptFile>& layoutFile)
+writeProguardForXml(ProguardKeepSet* keep, const sp<AaptFile>& layoutFile,
+        const char* startTag, const KeyedVector<String8, NamespaceAttributePair>* tagAttrPairs)
 {
     status_t err;
     ResXMLTree tree;
@@ -1903,6 +2021,23 @@ writeProguardForLayout(ProguardKeepSet* keep, const sp<AaptFile>& layoutFile)
 
     tree.restart();
 
+    if (startTag != NULL) {
+        bool haveStart = false;
+        while ((code=tree.next()) != ResXMLTree::END_DOCUMENT && code != ResXMLTree::BAD_DOCUMENT) {
+            if (code != ResXMLTree::START_TAG) {
+                continue;
+            }
+            String8 tag(tree.getElementName(&len));
+            if (tag == startTag) {
+                haveStart = true;
+            }
+            break;
+        }
+        if (!haveStart) {
+            return NO_ERROR;
+        }
+    }
+
     while ((code=tree.next()) != ResXMLTree::END_DOCUMENT && code != ResXMLTree::BAD_DOCUMENT) {
         if (code != ResXMLTree::START_TAG) {
             continue;
@@ -1911,33 +2046,63 @@ writeProguardForLayout(ProguardKeepSet* keep, const sp<AaptFile>& layoutFile)
 
         // If there is no '.', we'll assume that it's one of the built in names.
         if (strchr(tag.string(), '.')) {
-            String8 rule("-keep class ");
-            rule += tag;
-            rule += " { <init>(...); }";
-
-            String8 location("view ");
-            location += layoutFile->getSourceFile();
-            char lineno[20];
-            sprintf(lineno, ":%d", tree.getLineNumber());
-            location += lineno;
-
-            keep->add(rule, location);
+            addProguardKeepRule(keep, tag, NULL,
+                    layoutFile->getPrintableSource(), tree.getLineNumber());
+        } else if (tagAttrPairs != NULL) {
+            ssize_t tagIndex = tagAttrPairs->indexOfKey(tag);
+            if (tagIndex >= 0) {
+                const NamespaceAttributePair& nsAttr = tagAttrPairs->valueAt(tagIndex);
+                ssize_t attrIndex = tree.indexOfAttribute(nsAttr.ns, nsAttr.attr);
+                if (attrIndex < 0) {
+                    // fprintf(stderr, "%s:%d: <%s> does not have attribute %s:%s.\n",
+                    //        layoutFile->getPrintableSource().string(), tree.getLineNumber(),
+                    //        tag.string(), nsAttr.ns, nsAttr.attr);
+                } else {
+                    size_t len;
+                    addProguardKeepRule(keep,
+                                        String8(tree.getAttributeStringValue(attrIndex, &len)), NULL,
+                                        layoutFile->getPrintableSource(), tree.getLineNumber());
+                }
+            }
         }
     }
 
     return NO_ERROR;
 }
 
+static void addTagAttrPair(KeyedVector<String8, NamespaceAttributePair>* dest,
+        const char* tag, const char* ns, const char* attr) {
+    dest->add(String8(tag), NamespaceAttributePair(ns, attr));
+}
+
 status_t
 writeProguardForLayouts(ProguardKeepSet* keep, const sp<AaptAssets>& assets)
 {
     status_t err;
+
+    // tag:attribute pairs that should be checked in layout files.
+    KeyedVector<String8, NamespaceAttributePair> kLayoutTagAttrPairs;
+    addTagAttrPair(&kLayoutTagAttrPairs, "view", NULL, "class");
+    addTagAttrPair(&kLayoutTagAttrPairs, "fragment", RESOURCES_ANDROID_NAMESPACE, "name");
+
+    // tag:attribute pairs that should be checked in xml files.
+    KeyedVector<String8, NamespaceAttributePair> kXmlTagAttrPairs;
+    addTagAttrPair(&kXmlTagAttrPairs, "PreferenceScreen", RESOURCES_ANDROID_NAMESPACE, "fragment");
+    addTagAttrPair(&kXmlTagAttrPairs, "Header", RESOURCES_ANDROID_NAMESPACE, "fragment");
+
     const Vector<sp<AaptDir> >& dirs = assets->resDirs();
     const size_t K = dirs.size();
     for (size_t k=0; k<K; k++) {
         const sp<AaptDir>& d = dirs.itemAt(k);
         const String8& dirName = d->getLeaf();
-        if ((dirName != String8("layout")) && (strncmp(dirName.string(), "layout-", 7) != 0)) {
+        const char* startTag = NULL;
+        const KeyedVector<String8, NamespaceAttributePair>* tagAttrPairs = NULL;
+        if ((dirName == String8("layout")) || (strncmp(dirName.string(), "layout-", 7) == 0)) {
+            tagAttrPairs = &kLayoutTagAttrPairs;
+        } else if ((dirName == String8("xml")) || (strncmp(dirName.string(), "xml-", 4) == 0)) {
+            startTag = "PreferenceScreen";
+            tagAttrPairs = &kXmlTagAttrPairs;
+        } else {
             continue;
         }
 
@@ -1948,7 +2113,7 @@ writeProguardForLayouts(ProguardKeepSet* keep, const sp<AaptAssets>& assets)
             const DefaultKeyedVector<AaptGroupEntry, sp<AaptFile> >& files = group->getFiles();
             const size_t M = files.size();
             for (size_t j=0; j<M; j++) {
-                err = writeProguardForLayout(keep, files.valueAt(j));
+                err = writeProguardForXml(keep, files.valueAt(j), startTag, tagAttrPairs);
                 if (err < 0) {
                     return err;
                 }