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package util
/*
* ZLint Copyright 2024 Regents of the University of Michigan
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy
* of the License at http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
* implied. See the License for the specific language governing
* permissions and limitations under the License.
*/
import (
"github.com/zmap/zcrypto/x509"
)
func IsSMIMEBRCertificate(c *x509.Certificate) bool {
return IsLegacySMIMECertificate(c) || IsMultipurposeSMIMECertificate(c) || IsStrictSMIMECertificate(c)
}
func IsIndividualValidatedCertificate(c *x509.Certificate) bool {
for _, oid := range c.PolicyIdentifiers {
if oid.Equal(SMIMEBRIndividualValidatedLegacyOID) || oid.Equal(SMIMEBRIndividualValidatedMultipurposeOID) || oid.Equal(SMIMEBRIndividualValidatedStrictOID) {
return true
}
}
return false
}
func IsMailboxValidatedCertificate(c *x509.Certificate) bool {
for _, oid := range c.PolicyIdentifiers {
if oid.Equal(SMIMEBRMailboxValidatedLegacyOID) || oid.Equal(SMIMEBRMailboxValidatedMultipurposeOID) || oid.Equal(SMIMEBRMailboxValidatedStrictOID) {
return true
}
}
return false
}
func IsOrganizationValidatedCertificate(c *x509.Certificate) bool {
for _, oid := range c.PolicyIdentifiers {
if oid.Equal(SMIMEBROrganizationValidatedLegacyOID) || oid.Equal(SMIMEBROrganizationValidatedMultipurposeOID) || oid.Equal(SMIMEBROrganizationValidatedStrictOID) {
return true
}
}
return false
}
func IsSponsorValidatedCertificate(c *x509.Certificate) bool {
for _, oid := range c.PolicyIdentifiers {
if oid.Equal(SMIMEBRSponsorValidatedLegacyOID) || oid.Equal(SMIMEBRSponsorValidatedMultipurposeOID) || oid.Equal(SMIMEBRSponsorValidatedStrictOID) {
return true
}
}
return false
}
func IsLegacySMIMECertificate(c *x509.Certificate) bool {
for _, oid := range c.PolicyIdentifiers {
if oid.Equal(SMIMEBRMailboxValidatedLegacyOID) || oid.Equal(SMIMEBROrganizationValidatedLegacyOID) || oid.Equal(SMIMEBRSponsorValidatedLegacyOID) || oid.Equal(SMIMEBRIndividualValidatedLegacyOID) {
return true
}
}
return false
}
func IsMultipurposeSMIMECertificate(c *x509.Certificate) bool {
for _, oid := range c.PolicyIdentifiers {
if oid.Equal(SMIMEBRMailboxValidatedMultipurposeOID) || oid.Equal(SMIMEBROrganizationValidatedMultipurposeOID) || oid.Equal(SMIMEBRSponsorValidatedMultipurposeOID) || oid.Equal(SMIMEBRIndividualValidatedMultipurposeOID) {
return true
}
}
return false
}
func IsStrictSMIMECertificate(c *x509.Certificate) bool {
for _, oid := range c.PolicyIdentifiers {
if oid.Equal(SMIMEBRMailboxValidatedStrictOID) || oid.Equal(SMIMEBROrganizationValidatedStrictOID) || oid.Equal(SMIMEBRSponsorValidatedStrictOID) || oid.Equal(SMIMEBRIndividualValidatedStrictOID) {
return true
}
}
return false
}
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