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AnalysisArguments.java
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AnalysisArguments.java
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/*
* Copyright 2016, Google Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package org.jf.baksmali;
import com.beust.jcommander.Parameter;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.Lists;
import org.jf.dexlib2.VersionMap;
import org.jf.dexlib2.analysis.ClassPath;
import org.jf.dexlib2.analysis.ClassPathResolver;
import org.jf.dexlib2.dexbacked.DexBackedDexFile;
import org.jf.dexlib2.dexbacked.OatFile;
import org.jf.dexlib2.iface.MultiDexContainer;
import org.jf.util.jcommander.ColonParameterSplitter;
import org.jf.util.jcommander.ExtendedParameter;
import javax.annotation.Nonnull;
import java.io.File;
import java.io.IOException;
import java.util.List;
import static org.jf.dexlib2.analysis.ClassPath.NOT_SPECIFIED;
public class AnalysisArguments {
@Parameter(names = {"-b", "--bootclasspath", "--bcp"},
description = "A colon separated list of the files to include in the bootclasspath when analyzing the " +
"dex file. If not specified, baksmali will attempt to choose an " +
"appropriate default. When analyzing oat files, this can simply be the path to the device's " +
"boot.oat file. A single empty string can be used to specify that an empty bootclasspath should " +
"be used. (e.g. --bootclasspath \"\") See baksmali help classpath for more information.",
splitter = ColonParameterSplitter.class)
@ExtendedParameter(argumentNames = "classpath")
public List<String> bootClassPath = null;
@Parameter(names = {"-c", "--classpath", "--cp"},
description = "A colon separated list of additional files to include in the classpath when analyzing the " +
"dex file. These will be added to the classpath after any bootclasspath entries.",
splitter = ColonParameterSplitter.class)
@ExtendedParameter(argumentNames = "classpath")
public List<String> classPath = Lists.newArrayList();
@Parameter(names = {"-d", "--classpath-dir", "--cpd", "--dir"},
description = "A directory to search for classpath files. This option can be used multiple times to " +
"specify multiple directories to search. They will be searched in the order they are provided.")
@ExtendedParameter(argumentNames = "dir")
public List<String> classPathDirectories = null;
public static class CheckPackagePrivateArgument {
@Parameter(names = {"--check-package-private-access", "--package-private", "--checkpp", "--pp"},
description = "Use the package-private access check when calculating vtable indexes. This is enabled " +
"by default for oat files. For odex files, this is only needed for odexes from 4.2.0. It " +
"was reverted in 4.2.1.")
public boolean checkPackagePrivateAccess = false;
}
@Nonnull
public ClassPath loadClassPathForDexFile(@Nonnull File dexFileDir,
@Nonnull MultiDexContainer.DexEntry<? extends DexBackedDexFile> dexEntry,
boolean checkPackagePrivateAccess) throws IOException {
return loadClassPathForDexFile(dexFileDir, dexEntry, checkPackagePrivateAccess, NOT_SPECIFIED);
}
@Nonnull
public ClassPath loadClassPathForDexFile(@Nonnull File dexFileDir,
@Nonnull MultiDexContainer.DexEntry<? extends DexBackedDexFile> dexEntry,
boolean checkPackagePrivateAccess, int oatVersion)
throws IOException {
ClassPathResolver resolver;
MultiDexContainer<? extends DexBackedDexFile> container = dexEntry.getContainer();
if (oatVersion == NOT_SPECIFIED) {
if (container instanceof OatFile) {
checkPackagePrivateAccess = true;
oatVersion = ((OatFile) container).getOatVersion();
} else {
oatVersion = VersionMap.mapApiToArtVersion(dexEntry.getDexFile().getOpcodes().api);
}
} else {
// this should always be true for ART
checkPackagePrivateAccess = true;
}
if (classPathDirectories == null || classPathDirectories.size() == 0) {
classPathDirectories = Lists.newArrayList(dexFileDir.getPath());
}
List<String> filteredClassPathDirectories = Lists.newArrayList();
if (classPathDirectories != null) {
for (String dir: classPathDirectories) {
File file = new File(dir);
if (!file.exists()) {
System.err.println(String.format("Warning: directory %s does not exist. Ignoring.", dir));
} else if (!file.isDirectory()) {
System.err.println(String.format("Warning: %s is not a directory. Ignoring.", dir));
} else {
filteredClassPathDirectories.add(dir);
}
}
}
if (bootClassPath == null) {
// TODO: we should be able to get the api from the Opcodes object associated with the dexFile..
// except that the oat version -> api mapping doesn't fully work yet
resolver = new ClassPathResolver(filteredClassPathDirectories, classPath, dexEntry);
} else if (bootClassPath.size() == 1 && bootClassPath.get(0).length() == 0) {
// --bootclasspath "" is a special case, denoting that no bootclasspath should be used
resolver = new ClassPathResolver(
ImmutableList.<String>of(), ImmutableList.<String>of(), classPath, dexEntry);
} else {
resolver = new ClassPathResolver(filteredClassPathDirectories, bootClassPath, classPath, dexEntry);
}
if (oatVersion == 0 && container instanceof OatFile) {
oatVersion = ((OatFile) container).getOatVersion();
}
return new ClassPath(resolver.getResolvedClassProviders(), checkPackagePrivateAccess, oatVersion);
}
}