std::string X509_Time::to_string() const
{
if(time_is_set() == false)
throw Invalid_State("X509_Time::as_string: No time set");
uint32_t full_year = m_year;
if(m_tag == UTC_TIME)
{
if(m_year < 1950 || m_year >= 2050)
throw Encoding_Error("X509_Time: The time " + readable_string() +
" cannot be encoded as a UTCTime");
full_year = (m_year >= 2000) ? (m_year - 2000) : (m_year - 1900);
}
const uint64_t YEAR_FACTOR = 10000000000ULL;
const uint64_t MON_FACTOR = 100000000;
const uint64_t DAY_FACTOR = 1000000;
const uint64_t HOUR_FACTOR = 10000;
const uint64_t MIN_FACTOR = 100;
const uint64_t int_repr =
YEAR_FACTOR * full_year +
MON_FACTOR * m_month +
DAY_FACTOR * m_day +
HOUR_FACTOR * m_hour +
MIN_FACTOR * m_minute +
m_second;
std::string repr = std::to_string(int_repr) + "Z";
uint32_t desired_size = (m_tag == UTC_TIME) ? 13 : 15;
while(repr.size() < desired_size)
repr = "0" + repr;
return repr;
}
#if defined(BOTAN_HAS_CVC)
#include <botan/eac_asn_obj.h>
TEST_CASE("human readable time", "[EAC_Time]")
{
auto time1 = Botan::EAC_Time("2008-02-01");
auto time2 = Botan::EAC_Time("2008/02/28");
auto time3 = Botan::EAC_Time("2004-06-14");
CHECK(( time1.time_is_set() == true ));
CHECK(( time2.time_is_set() == true ));
CHECK(( time3.time_is_set() == true ));
CHECK(( time1.readable_string() == "2008/02/01" ));
CHECK(( time2.readable_string() == "2008/02/28" ));
CHECK(( time3.readable_string() == "2004/06/14" ));
}
TEST_CASE("no time", "[EAC_Time]")
{
auto time = Botan::EAC_Time("");
CHECK(( time.time_is_set() == false ));
}
TEST_CASE("invalis time", "[EAC_Time]")
{
CHECK_THROWS( Botan::EAC_Time(" ") );
CHECK_THROWS( Botan::EAC_Time("2008`02-01") );
CHECK_THROWS( Botan::EAC_Time("9999-02-01") );
