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Moved LoadOption into pkg/signature/options
Signed-off-by: Riccardo Schirone <riccardo.schirone@trailofbits.com>
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// | ||
// Copyright 2024 The Sigstore 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. | ||
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package options | ||
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import ( | ||
"crypto" | ||
"crypto/rsa" | ||
) | ||
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type RequestHash struct { | ||
NoOpOptionImpl | ||
hashFunc crypto.Hash | ||
} | ||
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// ApplyHash sets the hash as requested by the functional option | ||
func (r RequestHash) ApplyHash(hash *crypto.Hash) { | ||
*hash = r.hashFunc | ||
} | ||
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// WithHash specifies that the given hash function should be used when loading a signer or verifier | ||
func WithHash(hash crypto.Hash) RequestHash { | ||
return RequestHash{hashFunc: hash} | ||
} | ||
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type RequestED25519ph struct { | ||
NoOpOptionImpl | ||
useED25519ph bool | ||
} | ||
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// ApplyED25519ph sets the ED25519ph flag as requested by the functional option | ||
func (r RequestED25519ph) ApplyED25519ph(useED25519ph *bool) { | ||
*useED25519ph = r.useED25519ph | ||
} | ||
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// WithED25519ph specifies that the ED25519ph algorithm should be used when a ED25519 key is used | ||
func WithED25519ph() RequestED25519ph { | ||
return RequestED25519ph{useED25519ph: true} | ||
} | ||
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type RequestPSSOptions struct { | ||
NoOpOptionImpl | ||
opts *rsa.PSSOptions | ||
} | ||
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// ApplyRSAPSS sets the RSAPSS options as requested by the functional option | ||
func (r RequestPSSOptions) ApplyRSAPSS(opts **rsa.PSSOptions) { | ||
*opts = r.opts | ||
} | ||
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// WithRSAPSS specifies that the RSAPSS algorithm should be used when a RSA key is used | ||
// Note that the RSA PSSOptions contains an hash algorithm, which will override | ||
// the hash function specified with WithHash. | ||
func WithRSAPSS(opts *rsa.PSSOptions) RequestPSSOptions { | ||
return RequestPSSOptions{opts: opts} | ||
} |
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