local

type ActiveJobs interface {
	Status(string) (content.Status, bool)
}

type ProgressTracker struct {
	// contains filtered or unexported fields
}

type StatusTracker interface {
	Active(context.Context, ...string) (ActiveJobs, error)
	Check(context.Context, digest.Digest) (bool, error)
}

type TransferConfig struct {
	// MaxConcurrentDownloads is the max concurrent content downloads for pull.
	MaxConcurrentDownloads int
	// MaxConcurrentUploadedLayers is the max concurrent uploads for push
	MaxConcurrentUploadedLayers int

	// DuplicationSuppressor is used to make sure that there is only one
	// in-flight fetch request or unpack handler for a given descriptor's
	// digest or chain ID.
	DuplicationSuppressor kmutex.KeyedLocker

	// BaseHandlers are a set of handlers which get are called on dispatch.
	// These handlers always get called before any operation specific
	// handlers.
	BaseHandlers []images.Handler

	// UnpackPlatforms are used to specify supported combination of platforms and snapshotters
	UnpackPlatforms []unpack.Platform

	// RegistryConfigPath is a path to the root directory containing registry-specific configurations
	RegistryConfigPath string
}