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// Copyright (c) 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef QUICHE_QUIC_CORE_CRYPTO_COMMON_CERT_SET_H_
#define QUICHE_QUIC_CORE_CRYPTO_COMMON_CERT_SET_H_
#include <cstdint>
#include "absl/strings/string_view.h"
#include "quic/core/crypto/crypto_protocol.h"
#include "quic/platform/api/quic_export.h"
namespace quic {
// CommonCertSets is an interface to an object that contains a number of common
// certificate sets and can match against them.
class QUIC_EXPORT_PRIVATE CommonCertSets {
public:
virtual ~CommonCertSets();
// GetInstanceQUIC returns the standard QUIC common certificate sets.
static const CommonCertSets* GetInstanceQUIC();
// GetCommonHashes returns a absl::string_view containing the hashes
// of common sets supported by this object. The 64-bit hashes are concatenated
// in the absl::string_view.
virtual absl::string_view GetCommonHashes() const = 0;
// GetCert returns a specific certificate (at index |index|) in the common
// set identified by |hash|. If no such certificate is known, an empty
// absl::string_view is returned.
virtual absl::string_view GetCert(uint64_t hash, uint32_t index) const = 0;
// MatchCert tries to find |cert| in one of the common certificate sets
// identified by |common_set_hashes|. On success it puts the hash of the
// set in |out_hash|, the index of |cert| in the set in |out_index| and
// returns true. Otherwise it returns false.
virtual bool MatchCert(absl::string_view cert,
absl::string_view common_set_hashes,
uint64_t* out_hash,
uint32_t* out_index) const = 0;
};
} // namespace quic
#endif // QUICHE_QUIC_CORE_CRYPTO_COMMON_CERT_SET_H_
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