diff options
Diffstat (limited to 'cmds/idmap2/libidmap2/ZipFile.cpp')
-rw-r--r-- | cmds/idmap2/libidmap2/ZipFile.cpp | 70 |
1 files changed, 0 insertions, 70 deletions
diff --git a/cmds/idmap2/libidmap2/ZipFile.cpp b/cmds/idmap2/libidmap2/ZipFile.cpp deleted file mode 100644 index 1e1a218163f0..000000000000 --- a/cmds/idmap2/libidmap2/ZipFile.cpp +++ /dev/null @@ -1,70 +0,0 @@ -/* - * Copyright (C) 2018 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 "idmap2/ZipFile.h" - -#include <memory> -#include <string> - -#include "idmap2/Result.h" - -namespace android::idmap2 { - -std::unique_ptr<MemoryChunk> MemoryChunk::Allocate(size_t size) { - void* ptr = ::operator new(sizeof(MemoryChunk) + size); - std::unique_ptr<MemoryChunk> chunk(reinterpret_cast<MemoryChunk*>(ptr)); - chunk->size = size; - return chunk; -} - -std::unique_ptr<const ZipFile> ZipFile::Open(const std::string& path) { - ::ZipArchiveHandle handle; - int32_t status = ::OpenArchive(path.c_str(), &handle); - if (status != 0) { - ::CloseArchive(handle); - return nullptr; - } - return std::unique_ptr<ZipFile>(new ZipFile(handle)); -} - -ZipFile::~ZipFile() { - ::CloseArchive(handle_); -} - -std::unique_ptr<const MemoryChunk> ZipFile::Uncompress(const std::string& entryPath) const { - ::ZipEntry entry; - int32_t status = ::FindEntry(handle_, entryPath, &entry); - if (status != 0) { - return nullptr; - } - std::unique_ptr<MemoryChunk> chunk = MemoryChunk::Allocate(entry.uncompressed_length); - status = ::ExtractToMemory(handle_, &entry, chunk->buf, chunk->size); - if (status != 0) { - return nullptr; - } - return chunk; -} - -Result<uint32_t> ZipFile::Crc(const std::string& entryPath) const { - ::ZipEntry entry; - int32_t status = ::FindEntry(handle_, entryPath, &entry); - if (status != 0) { - return Error("failed to find zip entry %s", entryPath.c_str()); - } - return entry.crc32; -} - -} // namespace android::idmap2 |