diff options
Diffstat (limited to 'src/cert/cvc/asn1_eac_tm.cpp')
| -rw-r--r-- | src/cert/cvc/asn1_eac_tm.cpp | 293 |
1 files changed, 0 insertions, 293 deletions
diff --git a/src/cert/cvc/asn1_eac_tm.cpp b/src/cert/cvc/asn1_eac_tm.cpp deleted file mode 100644 index e40f555b3..000000000 --- a/src/cert/cvc/asn1_eac_tm.cpp +++ /dev/null @@ -1,293 +0,0 @@ -/* -* EAC Time Types -* (C) 2007 FlexSecure GmbH -* 2008-2009 Jack Lloyd -* -* Distributed under the terms of the Botan license -*/ - -#include <botan/eac_asn_obj.h> -#include <botan/der_enc.h> -#include <botan/ber_dec.h> -#include <botan/charset.h> -#include <botan/parsing.h> -#include <botan/internal/rounding.h> -#include <botan/calendar.h> - -namespace Botan { - -namespace { - -std::vector<byte> enc_two_digit(u32bit in) - { - std::vector<byte> result; - in %= 100; - if(in < 10) - result.push_back(0x00); - else - { - u32bit y_first_pos = round_down<u32bit>(in, 10) / 10; - result.push_back(static_cast<byte>(y_first_pos)); - } - - u32bit y_sec_pos = in % 10; - result.push_back(static_cast<byte>(y_sec_pos)); - return result; - } - -u32bit dec_two_digit(byte b1, byte b2) - { - u32bit upper = b1; - u32bit lower = b2; - - if(upper > 9 || lower > 9) - throw Invalid_Argument("CVC dec_two_digit value too large"); - - return upper*10 + lower; - } - -} - -/* -* Create an EAC_Time -*/ -EAC_Time::EAC_Time(const std::chrono::system_clock::time_point& time, - ASN1_Tag t) : tag(t) - { - calendar_point cal = calendar_value(time); - - year = cal.year; - month = cal.month; - day = cal.day; - } - -/* -* Create an EAC_Time -*/ -EAC_Time::EAC_Time(const std::string& t_spec, ASN1_Tag t) : tag(t) - { - set_to(t_spec); - } - -/* -* Create an EAC_Time -*/ -EAC_Time::EAC_Time(u32bit y, u32bit m, u32bit d, ASN1_Tag t) : - year(y), month(m), day(d), tag(t) - { - } - -/* -* Set the time with a human readable string -*/ -void EAC_Time::set_to(const std::string& time_str) - { - if(time_str == "") - { - year = month = day = 0; - return; - } - - std::vector<std::string> params; - std::string current; - - for(u32bit 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) - throw Invalid_Argument("Invalid time specification " + time_str); - - year = to_u32bit(params[0]); - month = to_u32bit(params[1]); - day = to_u32bit(params[2]); - - if(!passes_sanity_check()) - throw Invalid_Argument("Invalid time specification " + time_str); - } - - -/* -* DER encode a EAC_Time -*/ -void EAC_Time::encode_into(DER_Encoder& der) const - { - der.add_object(tag, APPLICATION, - encoded_eac_time()); - } - -/* -* Return a string representation of the time -*/ -std::string EAC_Time::as_string() const - { - if(time_is_set() == false) - throw Invalid_State("EAC_Time::as_string: No time set"); - - return std::to_string(year * 10000 + month * 100 + day); - } - -/* -* Return if the time has been set somehow -*/ -bool EAC_Time::time_is_set() const - { - return (year != 0); - } - -/* -* Return a human readable string representation -*/ -std::string EAC_Time::readable_string() const - { - if(time_is_set() == false) - throw Invalid_State("EAC_Time::readable_string: No time set"); - - std::string output(11, 0); - - std::sprintf(&output[0], "%04d/%02d/%02d", year, month, day); - - return output; - } - -/* -* Do a general sanity check on the time -*/ -bool EAC_Time::passes_sanity_check() const - { - if(year < 2000 || year > 2099) - return false; - if(month == 0 || month > 12) - return false; - if(day == 0 || day > 31) - return false; - - return true; - } - -/* -* modification functions -*/ -void EAC_Time::add_years(u32bit years) - { - year += years; - } - -void EAC_Time::add_months(u32bit months) - { - year += months/12; - month += months % 12; - if(month > 12) - { - year += 1; - month -= 12; - } - } - -/* -* Compare this time against another -*/ -s32bit EAC_Time::cmp(const EAC_Time& other) const - { - if(time_is_set() == false) - throw Invalid_State("EAC_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; - - return SAME_TIME; - } - -/* -* Compare two EAC_Times for in various ways -*/ -bool operator==(const EAC_Time& t1, const EAC_Time& t2) - { - return (t1.cmp(t2) == 0); - } - -bool operator!=(const EAC_Time& t1, const EAC_Time& t2) - { - return (t1.cmp(t2) != 0); - } - -bool operator<=(const EAC_Time& t1, const EAC_Time& t2) - { - return (t1.cmp(t2) <= 0); - } - -bool operator>=(const EAC_Time& t1, const EAC_Time& t2) - { - return (t1.cmp(t2) >= 0); - } - -bool operator>(const EAC_Time& t1, const EAC_Time& t2) - { - return (t1.cmp(t2) > 0); - } - -bool operator<(const EAC_Time& t1, const EAC_Time& t2) - { - return (t1.cmp(t2) < 0); - } - -/* -* Decode a BER encoded EAC_Time -*/ -void EAC_Time::decode_from(BER_Decoder& source) - { - BER_Object obj = source.get_next_object(); - - if(obj.type_tag != this->tag) - throw BER_Decoding_Error("Tag mismatch when decoding"); - - if(obj.value.size() != 6) - { - throw Decoding_Error("EAC_Time decoding failed"); - } - - try - { - u32bit tmp_year = dec_two_digit(obj.value[0], obj.value[1]); - u32bit tmp_mon = dec_two_digit(obj.value[2], obj.value[3]); - u32bit tmp_day = dec_two_digit(obj.value[4], obj.value[5]); - year = tmp_year + 2000; - month = tmp_mon; - day = tmp_day; - } - catch (Invalid_Argument) - { - throw Decoding_Error("EAC_Time decoding failed"); - } - - } - -/* -* make the value an octet string for encoding -*/ -std::vector<byte> EAC_Time::encoded_eac_time() const - { - std::vector<byte> result; - result += enc_two_digit(year); - result += enc_two_digit(month); - result += enc_two_digit(day); - return result; - } - -} |