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// Copyright 2025 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/persistent_cache/sqlite/vfs/sqlite_database_vfs_file_set.h"
#include <atomic>
#include "base/files/file_path.h"
#include "base/notreached.h"
#include "base/strings/strcat.h"
#include "base/strings/string_number_conversions.h"
#include "components/persistent_cache/sqlite/vfs/sandboxed_file.h"
namespace {
std::atomic<uint64_t> g_file_set_id_generator(0);
constexpr const char kPathSeperator[] = "_";
} // namespace
namespace persistent_cache {
SqliteVfsFileSet::SqliteVfsFileSet(std::unique_ptr<SandboxedFile> db_file,
std::unique_ptr<SandboxedFile> journal_file)
: db_file_(std::move(db_file)),
journal_file_(std::move(journal_file)),
virtual_fs_path_(base::NumberToString(
g_file_set_id_generator.fetch_add(1, std::memory_order_relaxed))) {}
SqliteVfsFileSet::SqliteVfsFileSet(SqliteVfsFileSet&& other) = default;
SqliteVfsFileSet& SqliteVfsFileSet::operator=(SqliteVfsFileSet&& other) =
default;
SqliteVfsFileSet::~SqliteVfsFileSet() = default;
base::FilePath SqliteVfsFileSet::GetDbVirtualFilePath() const {
constexpr const char kDbFileName[] = "data.db";
return base::FilePath::FromASCII(
base::StrCat({virtual_fs_path_, kPathSeperator, kDbFileName}));
}
base::FilePath SqliteVfsFileSet::GetJournalVirtualFilePath() const {
constexpr const char kJournalFileName[] = "data.db-journal";
return base::FilePath::FromASCII(
base::StrCat({virtual_fs_path_, kPathSeperator, kJournalFileName}));
}
std::array<std::pair<base::FilePath, raw_ptr<SandboxedFile>>, 2>
SqliteVfsFileSet::GetFiles() const {
return {std::make_pair(GetDbVirtualFilePath(), db_file_.get()),
std::make_pair(GetJournalVirtualFilePath(), journal_file_.get())};
}
} // namespace persistent_cache
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