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/*************************************************
* CRL Entry Source File *
* (C) 1999-2007 The Botan Project *
*************************************************/
#include <botan/crl_ent.h>
#include <botan/x509_ext.h>
#include <botan/der_enc.h>
#include <botan/ber_dec.h>
#include <botan/bigint.h>
#include <botan/config.h>
#include <botan/oids.h>
#include <botan/util.h>
namespace Botan {
/*************************************************
* Create a CRL_Entry *
*************************************************/
CRL_Entry::CRL_Entry()
{
reason = UNSPECIFIED;
}
/*************************************************
* Create a CRL_Entry *
*************************************************/
CRL_Entry::CRL_Entry(const X509_Certificate& cert, CRL_Code why)
{
serial = cert.serial_number();
time = X509_Time(system_time());
reason = why;
}
/*************************************************
* Compare two CRL_Entrys for equality *
*************************************************/
bool operator==(const CRL_Entry& a1, const CRL_Entry& a2)
{
if(a1.serial_number() != a2.serial_number())
return false;
if(a1.expire_time() != a2.expire_time())
return false;
if(a1.reason_code() != a2.reason_code())
return false;
return true;
}
/*************************************************
* Compare two CRL_Entrys for inequality *
*************************************************/
bool operator!=(const CRL_Entry& a1, const CRL_Entry& a2)
{
return !(a1 == a2);
}
/*************************************************
* Compare two CRL_Entrys *
*************************************************/
bool operator<(const CRL_Entry& a1, const CRL_Entry& a2)
{
return (a1.expire_time().cmp(a2.expire_time()) < 0);
}
/*************************************************
* DER encode a CRL_Entry *
*************************************************/
void CRL_Entry::encode_into(DER_Encoder& der) const
{
Extensions extensions;
extensions.add(new Cert_Extension::CRL_ReasonCode(reason));
der.start_cons(SEQUENCE)
.encode(BigInt::decode(serial, serial.size()))
.encode(time)
.encode(extensions)
.end_cons();
}
/*************************************************
* Decode a BER encoded CRL_Entry *
*************************************************/
void CRL_Entry::decode_from(BER_Decoder& source)
{
BigInt serial_number_bn;
source.start_cons(SEQUENCE)
.decode(serial_number_bn)
.decode(time);
if(source.more_items())
{
std::string action =
global_config().option("x509/crl/unknown_critical");
if(action != "throw" && action != "ignore")
throw Invalid_Argument("Bad setting x509/crl/unknown_critical: "
+ action);
Extensions extensions(action == "throw");
source.decode(extensions);
Data_Store info;
extensions.contents_to(info, info);
reason = CRL_Code(info.get1_u32bit("X509v3.CRLReasonCode"));
}
serial = BigInt::encode(serial_number_bn);
}
}
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