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/*
* ASN.1 Time Representation
* (C) 1999-2007,2012 Jack Lloyd
*
* Botan is released under the Simplified BSD License (see license.txt)
*/
#ifndef BOTAN_ASN1_TIME_H__
#define BOTAN_ASN1_TIME_H__
#include <botan/asn1_obj.h>
#include <chrono>
namespace Botan {
/**
* X.509 Time
*/
class BOTAN_DLL X509_Time final : public ASN1_Object
{
public:
/// DER encode a X509_Time
void encode_into(DER_Encoder&) const override;
// Decode a BER encoded X509_Time
void decode_from(BER_Decoder&) override;
/// Return an internal string representation of the time
std::string to_string() const;
/// Returns a human friendly string replesentation of no particular formatting
std::string readable_string() const;
/// Return if the time has been set somehow
bool time_is_set() const;
/// Compare this time against another
int32_t cmp(const X509_Time& other) const;
/// Create an invalid X509_Time
X509_Time() = default;
/// Create a X509_Time from a time point
explicit X509_Time(const std::chrono::system_clock::time_point& time);
/// Create an X509_Time from string
X509_Time(const std::string& t_spec, ASN1_Tag tag);
/// Returns a STL timepoint object
std::chrono::system_clock::time_point to_std_timepoint() const;
private:
void set_to(const std::string& t_spec, ASN1_Tag);
bool passes_sanity_check() const;
uint32_t m_year = 0;
uint32_t m_month = 0;
uint32_t m_day = 0;
uint32_t m_hour = 0;
uint32_t m_minute = 0;
uint32_t m_second = 0;
ASN1_Tag m_tag = NO_OBJECT;
};
/*
* Comparison Operations
*/
bool BOTAN_DLL operator==(const X509_Time&, const X509_Time&);
bool BOTAN_DLL operator!=(const X509_Time&, const X509_Time&);
bool BOTAN_DLL operator<=(const X509_Time&, const X509_Time&);
bool BOTAN_DLL operator>=(const X509_Time&, const X509_Time&);
bool BOTAN_DLL operator<(const X509_Time&, const X509_Time&);
bool BOTAN_DLL operator>(const X509_Time&, const X509_Time&);
}
#endif
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