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authorTomSweeneyRedHat <tsweeney@redhat.com>2020-08-03 14:34:20 -0400
committerTomSweeneyRedHat <tsweeney@redhat.com>2020-08-03 14:34:24 -0400
commit47c91097f7b93045e9c099b52870c35577f80734 (patch)
treefd63e9de155376c5f6f8ac021045a258cf491994 /vendor/github.com/fullsailor/pkcs7/x509.go
parent1709335cf04e947117d4ae4dca72f24f4095511b (diff)
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Bump to Buildah 1.16.0-dev in upstream
Bump Buildah to v1.16.0-dev in the upstream branch of Podman. This will allow us to get a number of new issues into the upstream branch for use. The version of Buildah will need to be bumped to v1.16.0 and then vendored into Podman before we release Podman v2.0 Signed-off-by: TomSweeneyRedHat <tsweeney@redhat.com>
Diffstat (limited to 'vendor/github.com/fullsailor/pkcs7/x509.go')
-rw-r--r--vendor/github.com/fullsailor/pkcs7/x509.go133
1 files changed, 0 insertions, 133 deletions
diff --git a/vendor/github.com/fullsailor/pkcs7/x509.go b/vendor/github.com/fullsailor/pkcs7/x509.go
deleted file mode 100644
index 195fd0e4b..000000000
--- a/vendor/github.com/fullsailor/pkcs7/x509.go
+++ /dev/null
@@ -1,133 +0,0 @@
-// Copyright 2009 The Go Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the go/golang LICENSE file.
-
-package pkcs7
-
-// These are private constants and functions from the crypto/x509 package that
-// are useful when dealing with signatures verified by x509 certificates
-
-import (
- "bytes"
- "crypto"
- "crypto/x509"
- "crypto/x509/pkix"
- "encoding/asn1"
-)
-
-var (
- oidSignatureMD2WithRSA = asn1.ObjectIdentifier{1, 2, 840, 113549, 1, 1, 2}
- oidSignatureMD5WithRSA = asn1.ObjectIdentifier{1, 2, 840, 113549, 1, 1, 4}
- oidSignatureSHA1WithRSA = asn1.ObjectIdentifier{1, 2, 840, 113549, 1, 1, 5}
- oidSignatureSHA256WithRSA = asn1.ObjectIdentifier{1, 2, 840, 113549, 1, 1, 11}
- oidSignatureSHA384WithRSA = asn1.ObjectIdentifier{1, 2, 840, 113549, 1, 1, 12}
- oidSignatureSHA512WithRSA = asn1.ObjectIdentifier{1, 2, 840, 113549, 1, 1, 13}
- oidSignatureRSAPSS = asn1.ObjectIdentifier{1, 2, 840, 113549, 1, 1, 10}
- oidSignatureDSAWithSHA1 = asn1.ObjectIdentifier{1, 2, 840, 10040, 4, 3}
- oidSignatureDSAWithSHA256 = asn1.ObjectIdentifier{2, 16, 840, 1, 101, 3, 4, 3, 2}
- oidSignatureECDSAWithSHA1 = asn1.ObjectIdentifier{1, 2, 840, 10045, 4, 1}
- oidSignatureECDSAWithSHA256 = asn1.ObjectIdentifier{1, 2, 840, 10045, 4, 3, 2}
- oidSignatureECDSAWithSHA384 = asn1.ObjectIdentifier{1, 2, 840, 10045, 4, 3, 3}
- oidSignatureECDSAWithSHA512 = asn1.ObjectIdentifier{1, 2, 840, 10045, 4, 3, 4}
-
- oidSHA256 = asn1.ObjectIdentifier{2, 16, 840, 1, 101, 3, 4, 2, 1}
- oidSHA384 = asn1.ObjectIdentifier{2, 16, 840, 1, 101, 3, 4, 2, 2}
- oidSHA512 = asn1.ObjectIdentifier{2, 16, 840, 1, 101, 3, 4, 2, 3}
-
- oidMGF1 = asn1.ObjectIdentifier{1, 2, 840, 113549, 1, 1, 8}
-
- // oidISOSignatureSHA1WithRSA means the same as oidSignatureSHA1WithRSA
- // but it's specified by ISO. Microsoft's makecert.exe has been known
- // to produce certificates with this OID.
- oidISOSignatureSHA1WithRSA = asn1.ObjectIdentifier{1, 3, 14, 3, 2, 29}
-)
-
-var signatureAlgorithmDetails = []struct {
- algo x509.SignatureAlgorithm
- name string
- oid asn1.ObjectIdentifier
- pubKeyAlgo x509.PublicKeyAlgorithm
- hash crypto.Hash
-}{
- {x509.MD2WithRSA, "MD2-RSA", oidSignatureMD2WithRSA, x509.RSA, crypto.Hash(0) /* no value for MD2 */},
- {x509.MD5WithRSA, "MD5-RSA", oidSignatureMD5WithRSA, x509.RSA, crypto.MD5},
- {x509.SHA1WithRSA, "SHA1-RSA", oidSignatureSHA1WithRSA, x509.RSA, crypto.SHA1},
- {x509.SHA1WithRSA, "SHA1-RSA", oidISOSignatureSHA1WithRSA, x509.RSA, crypto.SHA1},
- {x509.SHA256WithRSA, "SHA256-RSA", oidSignatureSHA256WithRSA, x509.RSA, crypto.SHA256},
- {x509.SHA384WithRSA, "SHA384-RSA", oidSignatureSHA384WithRSA, x509.RSA, crypto.SHA384},
- {x509.SHA512WithRSA, "SHA512-RSA", oidSignatureSHA512WithRSA, x509.RSA, crypto.SHA512},
- {x509.SHA256WithRSAPSS, "SHA256-RSAPSS", oidSignatureRSAPSS, x509.RSA, crypto.SHA256},
- {x509.SHA384WithRSAPSS, "SHA384-RSAPSS", oidSignatureRSAPSS, x509.RSA, crypto.SHA384},
- {x509.SHA512WithRSAPSS, "SHA512-RSAPSS", oidSignatureRSAPSS, x509.RSA, crypto.SHA512},
- {x509.DSAWithSHA1, "DSA-SHA1", oidSignatureDSAWithSHA1, x509.DSA, crypto.SHA1},
- {x509.DSAWithSHA256, "DSA-SHA256", oidSignatureDSAWithSHA256, x509.DSA, crypto.SHA256},
- {x509.ECDSAWithSHA1, "ECDSA-SHA1", oidSignatureECDSAWithSHA1, x509.ECDSA, crypto.SHA1},
- {x509.ECDSAWithSHA256, "ECDSA-SHA256", oidSignatureECDSAWithSHA256, x509.ECDSA, crypto.SHA256},
- {x509.ECDSAWithSHA384, "ECDSA-SHA384", oidSignatureECDSAWithSHA384, x509.ECDSA, crypto.SHA384},
- {x509.ECDSAWithSHA512, "ECDSA-SHA512", oidSignatureECDSAWithSHA512, x509.ECDSA, crypto.SHA512},
-}
-
-// pssParameters reflects the parameters in an AlgorithmIdentifier that
-// specifies RSA PSS. See https://tools.ietf.org/html/rfc3447#appendix-A.2.3
-type pssParameters struct {
- // The following three fields are not marked as
- // optional because the default values specify SHA-1,
- // which is no longer suitable for use in signatures.
- Hash pkix.AlgorithmIdentifier `asn1:"explicit,tag:0"`
- MGF pkix.AlgorithmIdentifier `asn1:"explicit,tag:1"`
- SaltLength int `asn1:"explicit,tag:2"`
- TrailerField int `asn1:"optional,explicit,tag:3,default:1"`
-}
-
-// asn1.NullBytes is not available prior to Go 1.9
-var nullBytes = []byte{5, 0}
-
-func getSignatureAlgorithmFromAI(ai pkix.AlgorithmIdentifier) x509.SignatureAlgorithm {
- if !ai.Algorithm.Equal(oidSignatureRSAPSS) {
- for _, details := range signatureAlgorithmDetails {
- if ai.Algorithm.Equal(details.oid) {
- return details.algo
- }
- }
- return x509.UnknownSignatureAlgorithm
- }
-
- // RSA PSS is special because it encodes important parameters
- // in the Parameters.
-
- var params pssParameters
- if _, err := asn1.Unmarshal(ai.Parameters.FullBytes, &params); err != nil {
- return x509.UnknownSignatureAlgorithm
- }
-
- var mgf1HashFunc pkix.AlgorithmIdentifier
- if _, err := asn1.Unmarshal(params.MGF.Parameters.FullBytes, &mgf1HashFunc); err != nil {
- return x509.UnknownSignatureAlgorithm
- }
-
- // PSS is greatly overburdened with options. This code forces
- // them into three buckets by requiring that the MGF1 hash
- // function always match the message hash function (as
- // recommended in
- // https://tools.ietf.org/html/rfc3447#section-8.1), that the
- // salt length matches the hash length, and that the trailer
- // field has the default value.
- if !bytes.Equal(params.Hash.Parameters.FullBytes, nullBytes) ||
- !params.MGF.Algorithm.Equal(oidMGF1) ||
- !mgf1HashFunc.Algorithm.Equal(params.Hash.Algorithm) ||
- !bytes.Equal(mgf1HashFunc.Parameters.FullBytes, nullBytes) ||
- params.TrailerField != 1 {
- return x509.UnknownSignatureAlgorithm
- }
-
- switch {
- case params.Hash.Algorithm.Equal(oidSHA256) && params.SaltLength == 32:
- return x509.SHA256WithRSAPSS
- case params.Hash.Algorithm.Equal(oidSHA384) && params.SaltLength == 48:
- return x509.SHA384WithRSAPSS
- case params.Hash.Algorithm.Equal(oidSHA512) && params.SaltLength == 64:
- return x509.SHA512WithRSAPSS
- }
-
- return x509.UnknownSignatureAlgorithm
-}