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//
//
// Copyright 2020 gRPC authors.
//
// 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
//
//     http://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 GRPC_CORE_LIB_SECURITY_SECURITY_CONNECTOR_INSECURE_INSECURE_SECURITY_CONNECTOR_H
#define GRPC_CORE_LIB_SECURITY_SECURITY_CONNECTOR_INSECURE_INSECURE_SECURITY_CONNECTOR_H

#include <grpc/support/port_platform.h>

#include "src/core/lib/security/context/security_context.h"
#include "src/core/lib/security/credentials/credentials.h"
#include "src/core/lib/security/security_connector/security_connector.h"

namespace grpc_core {

extern const char kInsecureTransportSecurityType[];

// Exposed for testing purposes only.
// Create an auth context which is necessary to pass the santiy check in
// client_auth_filter that verifies if the peer's auth context is obtained
// during handshakes.
RefCountedPtr<grpc_auth_context> TestOnlyMakeInsecureAuthContext();

class InsecureChannelSecurityConnector
    : public grpc_channel_security_connector {
 public:
  InsecureChannelSecurityConnector(
      grpc_core::RefCountedPtr<grpc_channel_credentials> channel_creds,
      grpc_core::RefCountedPtr<grpc_call_credentials> request_metadata_creds)
      : grpc_channel_security_connector(/* url_scheme */ nullptr,
                                        std::move(channel_creds),
                                        std::move(request_metadata_creds)) {}

  bool check_call_host(absl::string_view host, grpc_auth_context* auth_context,
                       grpc_closure* on_call_host_checked,
                       grpc_error** error) override;

  void cancel_check_call_host(grpc_closure* on_call_host_checked,
                              grpc_error* error) override;

  void add_handshakers(const grpc_channel_args* args,
                       grpc_pollset_set* /* interested_parties */,
                       grpc_core::HandshakeManager* handshake_manager) override;

  void check_peer(tsi_peer peer, grpc_endpoint* ep,
                  grpc_core::RefCountedPtr<grpc_auth_context>* auth_context,
                  grpc_closure* on_peer_checked) override;

  int cmp(const grpc_security_connector* other_sc) const override;
};

class InsecureServerSecurityConnector : public grpc_server_security_connector {
 public:
  explicit InsecureServerSecurityConnector(
      grpc_core::RefCountedPtr<grpc_server_credentials> server_creds)
      : grpc_server_security_connector(nullptr /* url_scheme */,
                                       std::move(server_creds)) {}

  void add_handshakers(const grpc_channel_args* args,
                       grpc_pollset_set* /* interested_parties */,
                       grpc_core::HandshakeManager* handshake_manager) override;

  void check_peer(tsi_peer peer, grpc_endpoint* ep,
                  grpc_core::RefCountedPtr<grpc_auth_context>* auth_context,
                  grpc_closure* on_peer_checked) override;

  int cmp(const grpc_security_connector* other) const override;
};

}  // namespace grpc_core

#endif /* GRPC_CORE_LIB_SECURITY_SECURITY_CONNECTOR_INSECURE_INSECURE_SECURITY_CONNECTOR_H \
        */