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package context
import (
"context"
"time"
"github.com/aws/smithy-go/middleware"
)
type s3BackendKey struct{}
type checksumInputAlgorithmKey struct{}
type clockSkew struct{}
const (
// S3BackendS3Express identifies the S3Express backend
S3BackendS3Express = "S3Express"
)
// SetS3Backend stores the resolved endpoint backend within the request
// context, which is required for a variety of custom S3 behaviors.
func SetS3Backend(ctx context.Context, typ string) context.Context {
return middleware.WithStackValue(ctx, s3BackendKey{}, typ)
}
// GetS3Backend retrieves the stored endpoint backend within the context.
func GetS3Backend(ctx context.Context) string {
v, _ := middleware.GetStackValue(ctx, s3BackendKey{}).(string)
return v
}
// SetChecksumInputAlgorithm sets the request checksum algorithm on the
// context.
func SetChecksumInputAlgorithm(ctx context.Context, value string) context.Context {
return middleware.WithStackValue(ctx, checksumInputAlgorithmKey{}, value)
}
// GetChecksumInputAlgorithm returns the checksum algorithm from the context.
func GetChecksumInputAlgorithm(ctx context.Context) string {
v, _ := middleware.GetStackValue(ctx, checksumInputAlgorithmKey{}).(string)
return v
}
// SetAttemptSkewContext sets the clock skew value on the context
func SetAttemptSkewContext(ctx context.Context, v time.Duration) context.Context {
return middleware.WithStackValue(ctx, clockSkew{}, v)
}
// GetAttemptSkewContext gets the clock skew value from the context
func GetAttemptSkewContext(ctx context.Context) time.Duration {
x, _ := middleware.GetStackValue(ctx, clockSkew{}).(time.Duration)
return x
}
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