1 // 2 // Copyright 2021 The Sigstore 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 package oci 17 18 import v1 "github.com/google/go-containerregistry/pkg/v1" 19 20 // SignedIndex represents an OCI ImageIndex, complemented with accessors 21 // for retrieving signed metadata associated with that ImageIndex. 22 type SignedImageIndex interface { 23 v1.ImageIndex 24 SignedEntity 25 26 // SignedImage is the same as Image, but provides accessors for the nested 27 // image's signed metadata. 28 SignedImage(v1.Hash) (SignedImage, error) 29 30 // SignedImageIndex is the same as ImageIndex, but provides accessors for 31 // the nested image index's signed metadata. 32 SignedImageIndex(v1.Hash) (SignedImageIndex, error) 33 } 34