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// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CONTENT_BROWSER_MEDIA_CDM_STORAGE_COMMON_H_
#define CONTENT_BROWSER_MEDIA_CDM_STORAGE_COMMON_H_
#include <stdint.h>
#include <string>
#include <vector>
#include "base/files/file_path.h"
#include "base/functional/callback.h"
#include "content/common/content_export.h"
#include "media/cdm/cdm_type.h"
#include "third_party/blink/public/common/storage_key/storage_key.h"
namespace content {
// These values are persisted to logs. Entries should not be renumbered and
// numeric values should never be reused.
enum class CdmStorageOpenError {
kOk = -1,
kNoFileSpecified = 0, // No file was specified.
kInvalidFileName = 1, // File name specified was invalid.
kDatabaseOpenError = 2, // Error occurred at the Database level.
kDatabaseRazeError = 3, // The database was in an invalid state and failed
// to be razed.
kSQLExecutionError = 4, // Error executing the SQL statement.
kAlterTableError = 5, // Error altering cdm_storage table.
kMaxValue = kAlterTableError
};
// The file name of the database storing cdm storage data.
const base::FilePath::CharType kCdmStorageDatabaseFileName[] =
FILE_PATH_LITERAL("CdmStorage.db");
// CdmStorage provides per-storage key, per-CDM type storage.
struct CONTENT_EXPORT CdmStorageBindingContext {
CdmStorageBindingContext(const blink::StorageKey& storage_key,
const media::CdmType& cdm_type)
: storage_key(storage_key), cdm_type(cdm_type) {}
const blink::StorageKey storage_key;
const media::CdmType cdm_type;
};
// A CDM file for a given storage key can be uniquely identified by its name
// and CDM type.
struct CONTENT_EXPORT CdmFileId {
CdmFileId(const std::string& name,
const media::CdmType& cdm_type,
const blink::StorageKey& storage_key);
CdmFileId(const CdmFileId&);
~CdmFileId();
bool operator==(const CdmFileId& rhs) const {
return (name == rhs.name) && (cdm_type == rhs.cdm_type) &&
(storage_key == rhs.storage_key);
}
bool operator<(const CdmFileId& rhs) const {
return std::tie(name, cdm_type, storage_key) <
std::tie(rhs.name, rhs.cdm_type, rhs.storage_key);
}
const std::string name;
const media::CdmType cdm_type;
const blink::StorageKey storage_key;
};
struct CONTENT_EXPORT CdmFileIdAndContents {
CdmFileIdAndContents(const CdmFileId& file, std::vector<uint8_t> data);
CdmFileIdAndContents(const CdmFileIdAndContents&);
~CdmFileIdAndContents();
const CdmFileId file;
const std::vector<uint8_t> data;
};
// Called in CdmStorageDatabase and CdmStorageManager to get
// CdmStorageManager* metric names.
std::string GetCdmStorageManagerHistogramName(const std::string& operation,
bool in_memory);
} // namespace content
#endif // CONTENT_BROWSER_MEDIA_CDM_STORAGE_COMMON_H_
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