76 lines
1.9 KiB
Go
76 lines
1.9 KiB
Go
package timestamp
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import (
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"crypto/x509/pkix"
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"encoding/asn1"
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"math/big"
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"time"
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)
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// http://www.ietf.org/rfc/rfc3161.txt
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// 2.4.1. Request Format
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type request struct {
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Version int
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MessageImprint messageImprint
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ReqPolicy asn1.ObjectIdentifier `asn1:"optional"`
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Nonce *big.Int `asn1:"optional"`
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CertReq bool `asn1:"optional,default:false"`
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Extensions []pkix.Extension `asn1:"tag:0,optional"`
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}
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type messageImprint struct {
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HashAlgorithm pkix.AlgorithmIdentifier
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HashedMessage []byte
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}
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// 2.4.2. Response Format
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type response struct {
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Status pkiStatusInfo
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TimeStampToken asn1.RawValue `asn1:"optional"`
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}
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type pkiStatusInfo struct {
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Status Status
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StatusString []string `asn1:"optional,utf8"`
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FailInfo asn1.BitString `asn1:"optional"`
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}
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func (s pkiStatusInfo) FailureInfo() FailureInfo {
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fi := []FailureInfo{BadAlgorithm, BadRequest, BadDataFormat, TimeNotAvailable,
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UnacceptedPolicy, UnacceptedExtension, AddInfoNotAvailable, SystemFailure}
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for _, f := range fi {
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if s.FailInfo.At(int(f)) != 0 {
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return f
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}
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}
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return UnknownFailureInfo
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}
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// eContent within SignedData is TSTInfo
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type tstInfo struct {
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Version int
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Policy asn1.ObjectIdentifier
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MessageImprint messageImprint
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SerialNumber *big.Int
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Time time.Time `asn1:"generalized"`
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Accuracy accuracy `asn1:"optional"`
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Ordering bool `asn1:"optional,default:false"`
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Nonce *big.Int `asn1:"optional"`
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TSA asn1.RawValue `asn1:"tag:0,optional"`
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Extensions []pkix.Extension `asn1:"tag:1,optional"`
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}
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// accuracy within TSTInfo
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type accuracy struct {
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Seconds int64 `asn1:"optional"`
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Milliseconds int64 `asn1:"tag:0,optional"`
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Microseconds int64 `asn1:"tag:1,optional"`
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}
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type qcStatement struct {
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StatementID asn1.ObjectIdentifier
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StatementInfo asn1.RawValue `asn1:"optional"`
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}
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