mirror of
https://github.com/chris2511/xca.git
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267 lines
6.5 KiB
C++
267 lines
6.5 KiB
C++
/*
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* Copyright (C) 2001 Christian Hohnstaedt.
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*
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* All rights reserved.
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*
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* - Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* - Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* - Neither the name of the author nor the names of its contributors may be
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* used to endorse or promote products derived from this software without
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* specific prior written permission.
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*
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*
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* This program links to software with different licenses from:
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*
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* http://www.openssl.org which includes cryptographic software
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* written by Eric Young (eay@cryptsoft.com)"
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*
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* http://www.sleepycat.com
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*
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* http://www.trolltech.com
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*
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*
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*
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* http://www.hohnstaedt.de/xca
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* email: christian@hohnstaedt.de
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*
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* $Id$
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*
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*/
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#include "asn1time.h"
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#include <openssl/x509.h>
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#include <openssl/err.h>
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a1time::a1time()
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{
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time = ASN1_GENERALIZEDTIME_new();
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now();
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}
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a1time::a1time(const ASN1_TIME *a)
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{
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time = NULL;
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set(a);
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}
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a1time::a1time(const a1time &a)
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{
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time = NULL;
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set(a.time);
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}
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a1time::~a1time()
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{
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ASN1_TIME_free(time);
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}
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ASN1_TIME *a1time::get() const
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{
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return M_ASN1_TIME_dup(time);
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}
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a1time &a1time::set(const ASN1_TIME *a)
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{
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if (a == NULL) {
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set((time_t)0);
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}
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else {
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ASN1_TIME_to_generalizedtime((ASN1_TIME *)a, &time);
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}
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return *this;
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}
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a1time &a1time::set(time_t t)
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{
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ASN1_GENERALIZEDTIME_set(time, t);
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return *this;
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}
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a1time &a1time::set(int y, int mon, int d, int h, int m, int s)
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{
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if (time->length < 16 ||
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mon < 1 || mon > 12 ||
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d < 1 || d > 31 ||
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h < 0 || h >23 ||
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m < 0 || m > 59 ||
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s < 0 || s > 59 )
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ASN1err(ASN1_F_D2I_ASN1_GENERALIZEDTIME,ASN1_R_INVALID_TIME_FORMAT);
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sprintf((char *)time->data, "%04d%02d%02d%02d%02d%02dZ", y, mon, d, h, m ,s);
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return *this;
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}
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QString a1time::toPretty() const
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{
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QString t = "";
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if (!time) return t;
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BIO * bio = BIO_new(BIO_s_mem());
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char buf[200];
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ASN1_TIME_print(bio, time);
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BIO_gets(bio, buf, 200);
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t = buf;
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BIO_free(bio);
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return t;
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}
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QString a1time::toPlain() const
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{
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QString t = "";
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char b[15];
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if (!time) return t;
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memcpy(b, time->data, time->length);
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b[time->length] = '\0';
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t = b;
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return t;
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}
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QString a1time::toSortable() const
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{
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int y,m,d,g;
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QString t = "";
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if (!time) return t;
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if (ymdg( &y ,&m ,&d ,&g)) {
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// openssl_error("time error");
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}
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char buf[20];
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sprintf(buf, "%04d-%02d-%02d %s",y,m,d,(g==1)?"GMT":"");
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t = buf;
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return t;
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}
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a1time &a1time::set(const QString &s)
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{
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ASN1_GENERALIZEDTIME_set_string(time, (char *)s.latin1());
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return *this;
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}
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int a1time::ymdg(int *y, int *m, int *d, int *g) const
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{
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char *v;
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int i;
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*y=0, *m=0, *d=0, *g=0;
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if (!time) return 1;
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i=time->length;
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v=(char *)time->data;
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if (i < 12) return 1; /* it is at least 10 digits */
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if (v[i-1] == 'Z') *g=1;
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for (i=0; i<12; i++)
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if ((v[i] > '9') || (v[i] < '0')) return 1;
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*y= (v[0]-'0')*1000+(v[1]-'0')*100+(v[2]-'0')*10+(v[3]-'0');
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*m= (v[4]-'0')*10+(v[5]-'0');
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if ((*m > 12) || (*m < 1)) return 1;
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*d= (v[6]-'0')*10+(v[7]-'0');
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if ((*d > 31) || (*d < 1)) return 1;
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return 0;
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}
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a1time &a1time::now(int delta)
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{
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X509_gmtime_adj(time, delta);
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return *this;
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}
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a1time &a1time::operator = (const a1time &a)
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{
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set(a.time);
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return *this;
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}
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bool const a1time::operator > (const a1time &a)
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{
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return (ASN1_STRING_cmp(time, a.time) == 1);
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}
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bool const a1time::operator < (const a1time &a)
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{
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return (ASN1_STRING_cmp(time, a.time) == -1);
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}
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bool const a1time::operator == (const a1time &a)
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{
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return (ASN1_STRING_cmp(time, a.time) == 0);
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}
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bool const a1time::operator != (const a1time &a)
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{
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return (ASN1_STRING_cmp(time, a.time) != 0);
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}
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unsigned char *a1time::i2d(unsigned char *p)
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{
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unsigned char *mp = p;
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i2d_ASN1_TIME(time, &mp);
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return mp;
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}
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int a1time::derSize() const
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{
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return i2d_ASN1_TIME(time, NULL);
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}
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/* this was happily copied from OpenSSL 0.9.7
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* and is used if linking against 0.9.6
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*/
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#if OPENSSL_VERSION_NUMBER < 0x00907000L
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/* Convert an ASN1_TIME structure to GeneralizedTime */
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ASN1_GENERALIZEDTIME *a1time::ASN1_TIME_to_generalizedtime(ASN1_TIME *t, ASN1_GENERALIZEDTIME **out)
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{
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ASN1_GENERALIZEDTIME *ret;
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char *str;
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// if (!ASN1_TIME_check(t)) return NULL;
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if (!out || !*out)
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{
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if (!(ret = ASN1_GENERALIZEDTIME_new ()))
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return NULL;
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if (out) *out = ret;
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}
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else ret = *out;
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/* If already GeneralizedTime just copy across */
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if (t->type == V_ASN1_GENERALIZEDTIME)
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{
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if(!ASN1_STRING_set(ret, t->data, t->length))
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return NULL;
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return ret;
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}
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/* grow the string */
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if (!ASN1_STRING_set(ret, NULL, t->length + 2))
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return NULL;
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str = (char *)ret->data;
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/* Work out the century and prepend */
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if (t->data[0] >= '5') strcpy(str, "19");
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else strcpy(str, "20");
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strncat(str, (char *)t->data, t->length);
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return ret;
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}
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#endif
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