#include <asn1_time.h>
Public Member Functions | |
| std::string | as_string () const |
| s32bit | cmp (const X509_Time &) const |
| void | decode_from (class BER_Decoder &) |
| void | encode_into (class DER_Encoder &) const |
| std::string | readable_string () const |
| void | set_to (const std::string &) |
| void | set_to (const std::string &, ASN1_Tag) |
| bool | time_is_set () const |
| std::string | to_string () const |
| X509_Time (const std::chrono::system_clock::time_point &time) | |
| X509_Time (const std::string &="") | |
| X509_Time (const std::string &, ASN1_Tag) | |
Detailed Description
X.509 Time
Definition at line 19 of file asn1_time.h.
Constructor & Destructor Documentation
| Botan::X509_Time::X509_Time | ( | const std::chrono::system_clock::time_point & | time | ) |
Definition at line 28 of file asn1_time.cpp.
References Botan::calendar_value(), Botan::calendar_point::day, Botan::GENERALIZED_TIME, Botan::calendar_point::hour, Botan::calendar_point::minutes, Botan::calendar_point::month, Botan::calendar_point::seconds, Botan::UTC_TIME, and Botan::calendar_point::year.
{
calendar_point cal = calendar_value(time);
year = cal.year;
month = cal.month;
day = cal.day;
hour = cal.hour;
minute = cal.minutes;
second = cal.seconds;
tag = (year >= 2050) ? GENERALIZED_TIME : UTC_TIME;
}
| Botan::X509_Time::X509_Time | ( | const std::string & | time_str = "" | ) |
| Botan::X509_Time::X509_Time | ( | const std::string & | t_spec, |
| ASN1_Tag | t | ||
| ) |
Member Function Documentation
| std::string Botan::X509_Time::as_string | ( | ) | const |
Definition at line 186 of file asn1_time.cpp.
References readable_string(), time_is_set(), to_string(), and Botan::UTC_TIME.
Referenced by encode_into().
{
if(time_is_set() == false)
throw Invalid_State("X509_Time::as_string: No time set");
u32bit full_year = year;
if(tag == UTC_TIME)
{
if(year < 1950 || year >= 2050)
throw Encoding_Error("X509_Time: The time " + readable_string() +
" cannot be encoded as a UTCTime");
full_year = (year >= 2000) ? (year - 2000) : (year - 1900);
}
std::string repr = std::to_string(full_year*10000000000 +
month*100000000 +
day*1000000 +
hour*10000 +
minute*100 +
second) + "Z";
u32bit desired_size = (tag == UTC_TIME) ? 13 : 15;
while(repr.size() < desired_size)
repr = "0" + repr;
return repr;
}
| s32bit Botan::X509_Time::cmp | ( | const X509_Time & | other | ) | const |
Definition at line 262 of file asn1_time.cpp.
References time_is_set().
Referenced by Botan::operator!=(), Botan::operator<(), Botan::operator<=(), Botan::operator==(), Botan::operator>(), and Botan::operator>=().
{
if(time_is_set() == false)
throw Invalid_State("X509_Time::cmp: No time set");
const s32bit EARLIER = -1, LATER = 1, SAME_TIME = 0;
if(year < other.year) return EARLIER;
if(year > other.year) return LATER;
if(month < other.month) return EARLIER;
if(month > other.month) return LATER;
if(day < other.day) return EARLIER;
if(day > other.day) return LATER;
if(hour < other.hour) return EARLIER;
if(hour > other.hour) return LATER;
if(minute < other.minute) return EARLIER;
if(minute > other.minute) return LATER;
if(second < other.second) return EARLIER;
if(second > other.second) return LATER;
return SAME_TIME;
}
| void Botan::X509_Time::decode_from | ( | class BER_Decoder & | from | ) | [virtual] |
Decode whatever this object is from from
- Parameters:
-
from the BER_Decoder that will be read from
Implements Botan::ASN1_Object.
Definition at line 173 of file asn1_time.cpp.
References Botan::BER_Decoder::get_next_object(), Botan::LATIN1_CHARSET, Botan::LOCAL_CHARSET, set_to(), Botan::ASN1::to_string(), Botan::Charset::transcode(), and Botan::BER_Object::type_tag.
{
BER_Object ber_time = source.get_next_object();
set_to(Charset::transcode(ASN1::to_string(ber_time),
LATIN1_CHARSET,
LOCAL_CHARSET),
ber_time.type_tag);
}
| void Botan::X509_Time::encode_into | ( | class DER_Encoder & | to | ) | const [virtual] |
Encode whatever this object is into to
- Parameters:
-
to the DER_Encoder that will be written to
Implements Botan::ASN1_Object.
Definition at line 159 of file asn1_time.cpp.
References Botan::DER_Encoder::add_object(), as_string(), Botan::GENERALIZED_TIME, Botan::LATIN1_CHARSET, Botan::LOCAL_CHARSET, Botan::Charset::transcode(), Botan::UNIVERSAL, and Botan::UTC_TIME.
{
if(tag != GENERALIZED_TIME && tag != UTC_TIME)
throw Invalid_Argument("X509_Time: Bad encoding tag");
der.add_object(tag, UNIVERSAL,
Charset::transcode(as_string(),
LOCAL_CHARSET,
LATIN1_CHARSET));
}
| std::string Botan::X509_Time::readable_string | ( | ) | const |
Definition at line 228 of file asn1_time.cpp.
References time_is_set().
Referenced by as_string().
{
if(time_is_set() == false)
throw Invalid_State("X509_Time::readable_string: No time set");
std::string output(24, 0);
std::sprintf(&output[0], "%04d/%02d/%02d %02d:%02d:%02d UTC",
year, month, day, hour, minute, second);
output.resize(23); // remove trailing null
return output;
}
| void Botan::X509_Time::set_to | ( | const std::string & | time_str | ) |
Definition at line 53 of file asn1_time.cpp.
References Botan::GENERALIZED_TIME, Botan::Charset::is_digit(), Botan::NO_OBJECT, Botan::to_u32bit(), and Botan::UTC_TIME.
Referenced by decode_from(), and X509_Time().
{
if(time_str == "")
{
year = month = day = hour = minute = second = 0;
tag = NO_OBJECT;
return;
}
std::vector<std::string> params;
std::string current;
for(size_t j = 0; j != time_str.size(); ++j)
{
if(Charset::is_digit(time_str[j]))
current += time_str[j];
else
{
if(current != "")
params.push_back(current);
current.clear();
}
}
if(current != "")
params.push_back(current);
if(params.size() < 3 || params.size() > 6)
throw Invalid_Argument("Invalid time specification " + time_str);
year = to_u32bit(params[0]);
month = to_u32bit(params[1]);
day = to_u32bit(params[2]);
hour = (params.size() >= 4) ? to_u32bit(params[3]) : 0;
minute = (params.size() >= 5) ? to_u32bit(params[4]) : 0;
second = (params.size() == 6) ? to_u32bit(params[5]) : 0;
tag = (year >= 2050) ? GENERALIZED_TIME : UTC_TIME;
if(!passes_sanity_check())
throw Invalid_Argument("Invalid time specification " + time_str);
}
| void Botan::X509_Time::set_to | ( | const std::string & | t_spec, |
| ASN1_Tag | spec_tag | ||
| ) |
Definition at line 98 of file asn1_time.cpp.
References Botan::GENERALIZED_TIME, Botan::ASN1::to_string(), Botan::to_u32bit(), and Botan::UTC_TIME.
{
if(spec_tag == GENERALIZED_TIME)
{
if(t_spec.size() != 13 && t_spec.size() != 15)
throw Invalid_Argument("Invalid GeneralizedTime: " + t_spec);
}
else if(spec_tag == UTC_TIME)
{
if(t_spec.size() != 11 && t_spec.size() != 13)
throw Invalid_Argument("Invalid UTCTime: " + t_spec);
}
else
{
throw Invalid_Argument("Invalid time tag " + std::to_string(spec_tag) + " val " + t_spec);
}
if(t_spec[t_spec.size()-1] != 'Z')
throw Invalid_Argument("Invalid time encoding: " + t_spec);
const size_t YEAR_SIZE = (spec_tag == UTC_TIME) ? 2 : 4;
std::vector<std::string> params;
std::string current;
for(size_t j = 0; j != YEAR_SIZE; ++j)
current += t_spec[j];
params.push_back(current);
current.clear();
for(size_t j = YEAR_SIZE; j != t_spec.size() - 1; ++j)
{
current += t_spec[j];
if(current.size() == 2)
{
params.push_back(current);
current.clear();
}
}
year = to_u32bit(params[0]);
month = to_u32bit(params[1]);
day = to_u32bit(params[2]);
hour = to_u32bit(params[3]);
minute = to_u32bit(params[4]);
second = (params.size() == 6) ? to_u32bit(params[5]) : 0;
tag = spec_tag;
if(spec_tag == UTC_TIME)
{
if(year >= 50) year += 1900;
else year += 2000;
}
if(!passes_sanity_check())
throw Invalid_Argument("Invalid time specification " + t_spec);
}
| bool Botan::X509_Time::time_is_set | ( | ) | const |
Definition at line 220 of file asn1_time.cpp.
Referenced by as_string(), cmp(), and readable_string().
{
return (year != 0);
}
| std::string Botan::X509_Time::to_string | ( | ) | const [inline] |
The documentation for this class was generated from the following files:
- src/lib/asn1/asn1_time.h
- src/lib/asn1/asn1_time.cpp
