81 lines
1.9 KiB
Go
81 lines
1.9 KiB
Go
package timestamp
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import (
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"encoding/asn1"
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"fmt"
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"strings"
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cms "git.ma-al.com/goc_marek/go_S-MIME/cms/protocol"
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)
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// PKIStatusInfo ::= SEQUENCE {
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// status PKIStatus,
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// statusString PKIFreeText OPTIONAL,
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// failInfo PKIFailureInfo OPTIONAL }
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type PKIStatusInfo struct {
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Status int
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StatusString PKIFreeText `asn1:"optional"`
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FailInfo asn1.BitString `asn1:"optional"`
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}
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// PKIFreeText ::= SEQUENCE SIZE (1..MAX) OF UTF8String
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type PKIFreeText []asn1.RawValue
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// GetError represents an unsuccessful PKIStatusInfo as an error.
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func (si PKIStatusInfo) GetError() error {
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if si.Status == 0 {
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return nil
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}
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return si
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}
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// Error implements the error interface.
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func (si PKIStatusInfo) Error() string {
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fiStr := ""
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if si.FailInfo.BitLength > 0 {
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fibin := make([]byte, si.FailInfo.BitLength)
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for i := range fibin {
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if si.FailInfo.At(i) == 1 {
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fibin[i] = byte('1')
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} else {
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fibin[i] = byte('0')
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}
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}
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fiStr = fmt.Sprintf(" FailInfo(0b%s)", string(fibin))
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}
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statusStr := ""
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if len(si.StatusString) > 0 {
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if strs, err := si.StatusString.Strings(); err == nil {
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statusStr = fmt.Sprintf(" StatusString(%s)", strings.Join(strs, ","))
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}
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}
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return fmt.Sprintf("Bad TimeStampResp: Status(%d)%s%s", si.Status, statusStr, fiStr)
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}
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// Append returns a new copy of the PKIFreeText with the provided string
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// appended.
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func (ft PKIFreeText) Append(t string) PKIFreeText {
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return append(ft, asn1.RawValue{
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Class: asn1.ClassUniversal,
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Tag: asn1.TagUTF8String,
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Bytes: []byte(t),
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})
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}
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// Strings decodes the PKIFreeText into a []string.
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func (ft PKIFreeText) Strings() ([]string, error) {
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strs := make([]string, len(ft))
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for i := range ft {
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if rest, err := asn1.Unmarshal(ft[i].FullBytes, &strs[i]); err != nil {
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return nil, err
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} else if len(rest) != 0 {
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return nil, cms.ErrTrailingData
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}
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}
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return strs, nil
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}
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