mirror of https://github.com/status-im/consul.git
73 lines
1.6 KiB
Go
73 lines
1.6 KiB
Go
package crypto
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import (
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"crypto"
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"encoding/json"
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"hash"
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"io"
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)
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func init() {
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crypto.RegisterHash(crypto.Hash(0), h)
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}
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// h is passed to crypto.RegisterHash.
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func h() hash.Hash {
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return &f{Writer: nil}
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}
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type f struct{ io.Writer }
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// Sum helps implement the hash.Hash interface.
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func (_ *f) Sum(b []byte) []byte { return nil }
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// Reset helps implement the hash.Hash interface.
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func (_ *f) Reset() {}
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// Size helps implement the hash.Hash interface.
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func (_ *f) Size() int { return -1 }
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// BlockSize helps implement the hash.Hash interface.
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func (_ *f) BlockSize() int { return -1 }
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// Unsecured is the default "none" algorithm.
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var Unsecured = &SigningMethodNone{
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Name: "none",
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Hash: crypto.Hash(0),
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}
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// SigningMethodNone is the default "none" algorithm.
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type SigningMethodNone struct {
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Name string
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Hash crypto.Hash
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_ struct{}
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}
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// Verify helps implement the SigningMethod interface.
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func (_ *SigningMethodNone) Verify(_ []byte, _ Signature, _ interface{}) error {
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return nil
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}
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// Sign helps implement the SigningMethod interface.
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func (_ *SigningMethodNone) Sign(_ []byte, _ interface{}) (Signature, error) {
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return nil, nil
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}
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// Alg helps implement the SigningMethod interface.
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func (m *SigningMethodNone) Alg() string {
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return m.Name
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}
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// Hasher helps implement the SigningMethod interface.
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func (m *SigningMethodNone) Hasher() crypto.Hash {
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return m.Hash
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}
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// MarshalJSON implements json.Marshaler.
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// See SigningMethodECDSA.MarshalJSON() for information.
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func (m *SigningMethodNone) MarshalJSON() ([]byte, error) {
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return []byte(`"` + m.Alg() + `"`), nil
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}
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var _ json.Marshaler = (*SigningMethodNone)(nil)
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