google.golang.org/grpc@v1.74.2/internal/credentials/credentials.go (about)

     1  /*
     2   * Copyright 2021 gRPC authors.
     3   *
     4   * Licensed under the Apache License, Version 2.0 (the "License");
     5   * you may not use this file except in compliance with the License.
     6   * You may obtain a copy of the License at
     7   *
     8   *     http://www.apache.org/licenses/LICENSE-2.0
     9   *
    10   * Unless required by applicable law or agreed to in writing, software
    11   * distributed under the License is distributed on an "AS IS" BASIS,
    12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13   * See the License for the specific language governing permissions and
    14   * limitations under the License.
    15   */
    16  
    17  package credentials
    18  
    19  import (
    20  	"context"
    21  )
    22  
    23  // clientHandshakeInfoKey is a struct used as the key to store
    24  // ClientHandshakeInfo in a context.
    25  type clientHandshakeInfoKey struct{}
    26  
    27  // ClientHandshakeInfoFromContext extracts the ClientHandshakeInfo from ctx.
    28  func ClientHandshakeInfoFromContext(ctx context.Context) any {
    29  	return ctx.Value(clientHandshakeInfoKey{})
    30  }
    31  
    32  // NewClientHandshakeInfoContext creates a context with chi.
    33  func NewClientHandshakeInfoContext(ctx context.Context, chi any) context.Context {
    34  	return context.WithValue(ctx, clientHandshakeInfoKey{}, chi)
    35  }