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-rw-r--r--otautil/ZipUtil.cpp121
1 files changed, 0 insertions, 121 deletions
diff --git a/otautil/ZipUtil.cpp b/otautil/ZipUtil.cpp
deleted file mode 100644
index 714c956ed..000000000
--- a/otautil/ZipUtil.cpp
+++ /dev/null
@@ -1,121 +0,0 @@
-/*
- * Copyright (C) 2016 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include "ZipUtil.h"
-
-#include <errno.h>
-#include <fcntl.h>
-#include <utime.h>
-
-#include <string>
-
-#include <android-base/logging.h>
-#include <android-base/unique_fd.h>
-#include <selinux/label.h>
-#include <selinux/selinux.h>
-#include <ziparchive/zip_archive.h>
-
-#include "DirUtil.h"
-
-static constexpr mode_t UNZIP_DIRMODE = 0755;
-static constexpr mode_t UNZIP_FILEMODE = 0644;
-
-bool ExtractPackageRecursive(ZipArchiveHandle zip, const std::string& zip_path,
- const std::string& dest_path, const struct utimbuf* timestamp,
- struct selabel_handle* sehnd) {
- if (!zip_path.empty() && zip_path[0] == '/') {
- LOG(ERROR) << "ExtractPackageRecursive(): zip_path must be a relative path " << zip_path;
- return false;
- }
- if (dest_path.empty() || dest_path[0] != '/') {
- LOG(ERROR) << "ExtractPackageRecursive(): dest_path must be an absolute path " << dest_path;
- return false;
- }
-
- void* cookie;
- std::string target_dir(dest_path);
- if (dest_path.back() != '/') {
- target_dir += '/';
- }
- std::string prefix_path(zip_path);
- if (!zip_path.empty() && zip_path.back() != '/') {
- prefix_path += '/';
- }
- const ZipString zip_prefix(prefix_path.c_str());
-
- int ret = StartIteration(zip, &cookie, &zip_prefix, nullptr);
- if (ret != 0) {
- LOG(ERROR) << "failed to start iterating zip entries.";
- return false;
- }
-
- std::unique_ptr<void, decltype(&EndIteration)> guard(cookie, EndIteration);
- ZipEntry entry;
- ZipString name;
- int extractCount = 0;
- while (Next(cookie, &entry, &name) == 0) {
- std::string entry_name(name.name, name.name + name.name_length);
- CHECK_LE(prefix_path.size(), entry_name.size());
- std::string path = target_dir + entry_name.substr(prefix_path.size());
- // Skip dir.
- if (path.back() == '/') {
- continue;
- }
- //TODO(b/31917448) handle the symlink.
-
- if (dirCreateHierarchy(path.c_str(), UNZIP_DIRMODE, timestamp, true, sehnd) != 0) {
- LOG(ERROR) << "failed to create dir for " << path;
- return false;
- }
-
- char *secontext = NULL;
- if (sehnd) {
- selabel_lookup(sehnd, &secontext, path.c_str(), UNZIP_FILEMODE);
- setfscreatecon(secontext);
- }
- android::base::unique_fd fd(open(path.c_str(), O_CREAT|O_WRONLY|O_TRUNC, UNZIP_FILEMODE));
- if (fd == -1) {
- PLOG(ERROR) << "Can't create target file \"" << path << "\"";
- return false;
- }
- if (secontext) {
- freecon(secontext);
- setfscreatecon(NULL);
- }
-
- int err = ExtractEntryToFile(zip, &entry, fd);
- if (err != 0) {
- LOG(ERROR) << "Error extracting \"" << path << "\" : " << ErrorCodeString(err);
- return false;
- }
-
- if (fsync(fd) != 0) {
- PLOG(ERROR) << "Error syncing file descriptor when extracting \"" << path << "\"";
- return false;
- }
-
- if (timestamp != nullptr && utime(path.c_str(), timestamp)) {
- PLOG(ERROR) << "Error touching \"" << path << "\"";
- return false;
- }
-
- LOG(INFO) << "Extracted file \"" << path << "\"";
- ++extractCount;
- }
-
- LOG(INFO) << "Extracted " << extractCount << " file(s)";
- return true;
-}