Files
go-xmlsec/xmldsig/signature.go
2015-10-21 15:07:57 -04:00

57 lines
1.8 KiB
Go

package xmldsig
import "encoding/xml"
// Method is part of Signature.
type Method struct {
Algorithm string `xml:",attr"`
}
// Signature is a model for the Signature object specified by XMLDSIG. This is
// convenience object when constructing XML that you'd like to sign. For example:
//
// type Foo struct {
// Stuff string
// Signature Signature
// }
//
// f := Foo{Suff: "hello"}
// f.Signature = DefaultSignature()
// buf, _ := xml.Marshal(f)
// buf, _ = Sign(key, buf)
//
type Signature struct {
XMLName xml.Name `xml:"http://www.w3.org/2000/09/xmldsig# Signature"`
CanonicalizationMethod Method `xml:"SignedInfo>CanonicalizationMethod"`
SignatureMethod Method `xml:"SignedInfo>SignatureMethod"`
ReferenceTransforms []Method `xml:"SignedInfo>Reference>Transforms>Transform"`
DigestMethod Method `xml:"SignedInfo>Reference>DigestMethod"`
DigestValue string `xml:"SignedInfo>Reference>DigestValue"`
SignatureValue string `xml:"SignatureValue"`
KeyName string `xml:"KeyInfo>KeyName"`
X509Certificate *SignatureX509Data `xml:"KeyInfo>X509Data,omitempty"`
}
type SignatureX509Data struct {
X509Certificate string `xml:"X509Certificate,omitempty"`
}
// DefaultSignature populates a default Signature that uses c14n and SHA1.
func DefaultSignature() Signature {
return Signature{
CanonicalizationMethod: Method{
Algorithm: "http://www.w3.org/TR/2001/REC-xml-c14n-20010315",
},
SignatureMethod: Method{
Algorithm: "http://www.w3.org/2000/09/xmldsig#rsa-sha1",
},
ReferenceTransforms: []Method{
Method{Algorithm: "http://www.w3.org/2000/09/xmldsig#enveloped-signature"},
},
DigestMethod: Method{
Algorithm: "http://www.w3.org/2000/09/xmldsig#sha1",
},
}
}