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// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
// This source code is licensed under both the GPLv2 (found in the
// COPYING file in the root directory) and Apache 2.0 License
// (found in the LICENSE.Apache file in the root directory).
//
// Copyright (c) 2011 The LevelDB Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file. See the AUTHORS file for names of contributors.
#include "util/file_checksum_helper.h"
namespace ROCKSDB_NAMESPACE {
void FileChecksumListImpl::reset() { checksum_map_.clear(); }
size_t FileChecksumListImpl::size() const { return checksum_map_.size(); }
Status FileChecksumListImpl::GetAllFileChecksums(
std::vector<uint64_t>* file_numbers, std::vector<std::string>* checksums,
std::vector<std::string>* checksum_func_names) {
if (file_numbers == nullptr || checksums == nullptr ||
checksum_func_names == nullptr) {
return Status::InvalidArgument("Pointer has not been initiated");
}
for (auto i : checksum_map_) {
file_numbers->push_back(i.first);
checksums->push_back(i.second.first);
checksum_func_names->push_back(i.second.second);
}
return Status::OK();
}
Status FileChecksumListImpl::SearchOneFileChecksum(
uint64_t file_number, std::string* checksum,
std::string* checksum_func_name) {
if (checksum == nullptr || checksum_func_name == nullptr) {
return Status::InvalidArgument("Pointer has not been initiated");
}
auto it = checksum_map_.find(file_number);
if (it == checksum_map_.end()) {
return Status::NotFound();
} else {
*checksum = it->second.first;
*checksum_func_name = it->second.second;
}
return Status::OK();
}
Status FileChecksumListImpl::InsertOneFileChecksum(
uint64_t file_number, const std::string& checksum,
const std::string& checksum_func_name) {
auto it = checksum_map_.find(file_number);
if (it == checksum_map_.end()) {
checksum_map_.insert(std::make_pair(
file_number, std::make_pair(checksum, checksum_func_name)));
} else {
it->second.first = checksum;
it->second.second = checksum_func_name;
}
return Status::OK();
}
Status FileChecksumListImpl::RemoveOneFileChecksum(uint64_t file_number) {
auto it = checksum_map_.find(file_number);
if (it == checksum_map_.end()) {
return Status::NotFound();
} else {
checksum_map_.erase(it);
}
return Status::OK();
}
FileChecksumList* NewFileChecksumList() {
FileChecksumListImpl* checksum_list = new FileChecksumListImpl();
return checksum_list;
}
FileChecksumFunc* CreateFileChecksumFuncCrc32c() {
FileChecksumFunc* file_checksum_crc32c = new FileChecksumFuncCrc32c();
return file_checksum_crc32c;
}
} // namespace ROCKSDB_NAMESPACE
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