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nearby/internal/platform/implementation/credential_storage.h
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2022-08-01 19:16:05 -07:00

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// Copyright 2020 Google LLC
//
// 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
//
// https://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.
#ifndef THIRD_PARTY_NEARBY_INTERNAL_PLATFORM_IMPLEMENTATION_CREDENTIAL_STORAGE_H_
#define THIRD_PARTY_NEARBY_INTERNAL_PLATFORM_IMPLEMENTATION_CREDENTIAL_STORAGE_H_
#include <functional>
#include <set>
#include <string>
#include <vector>
#include "internal/platform/exception.h"
#include "third_party/nearby/presence/presence_identity.h"
#include "third_party/nearby/presence/proto/credential.pb.h"
namespace location {
namespace nearby {
namespace api {
using ::nearby::presence::PresenceIdentity;
using ::nearby::presence::proto::PrivateCredential;
using ::nearby::presence::proto::PublicCredential;
enum class CredentialOperationStatus {
kFailed = 0,
kSucceeded = 1,
};
struct CredentialSelector {
std::string account_name;
PresenceIdentity::IdentityType identity_type;
};
enum PublicCredentialType {
kLocalPublicCredential = 1,
kRemotePublicCredential = 2,
};
struct SaveCredentialsResultCallback {
std::function<void(CredentialOperationStatus)> credentials_saved_cb;
};
struct GetPrivateCredentialsResultCallback {
std::function<void(std::vector<PrivateCredential>)> credentials_fetched_cb;
std::function<void(CredentialOperationStatus)> get_credentials_failed_cb;
};
struct GetPublicCredentialsResultCallback {
std::function<void(std::vector<PublicCredential>)> credentials_fetched_cb;
std::function<void(CredentialOperationStatus)> get_credentials_failed_cb;
};
/*
* This class specifies the virtual functions for native platforms to implement.
*/
class CredentialStorage {
public:
CredentialStorage() = default;
virtual ~CredentialStorage() = default;
// Used for
// 1. Save private creds after (re)generate credentials invoked by manager app
// 2. Update remote public creds after manager app update the public creds.
// Skip the save/update if the provided vector is empty.
// Another way is to break this into two APIs for save and update separately.
virtual void SavePrivateCredentials(
std::string account_name,
std::vector<PrivateCredential> private_credentials,
SaveCredentialsResultCallback callback);
virtual void SavePublicCredentials(
std::string account_name,
std::vector<PublicCredential> public_credentials,
PublicCredentialType public_credential_type,
SaveCredentialsResultCallback callback);
// Used to fetch private creds when broadcasting.
virtual void GetPrivateCredentials(
CredentialSelector credential_selector,
GetPrivateCredentialsResultCallback callback);
// Used to fetch remote public creds when scanning.
virtual void GetPublicCredentials(
CredentialSelector credential_selector,
PublicCredentialType public_credential_type,
GetPublicCredentialsResultCallback callback);
};
} // namespace api
} // namespace nearby
} // namespace location
#endif // THIRD_PARTY_NEARBY_INTERNAL_PLATFORM_IMPLEMENTATION_CREDENTIAL_STORAGE_H_