ksslpkcs7.cpp

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/* This file is part of the KDE project
 *
 * Copyright (C) 2001 George Staikos <staikos@kde.org>
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU Library General Public License
 * along with this library; see the file COPYING.LIB.  If not, write to
 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301, USA.
 */


#include <config.h>
#include <ksslconfig.h>

#include <kopenssl.h>

#include <QtCore/QString>
#include <QtCore/QFile>

#include <ksslall.h>
#include <kdebug.h>
#include <ktemporaryfile.h>
#include <kcodecs.h>

#include <assert.h>

#ifdef KSSL_HAVE_SSL
#define sk_new kossl->sk_new
#define sk_push kossl->sk_push
#define sk_free kossl->sk_free
#define sk_value kossl->sk_value
#define sk_num kossl->sk_num
#define sk_dup kossl->sk_dup
#endif


KSSLPKCS7::KSSLPKCS7() {
   _pkcs = NULL;
   _cert = NULL;
   kossl = KOSSL::self();
}



KSSLPKCS7::~KSSLPKCS7() {
#ifdef KSSL_HAVE_SSL
   if (_pkcs) kossl->PKCS7_free(_pkcs);
#endif
   delete _cert;
}


KSSLPKCS7* KSSLPKCS7::fromString(const QString &base64) {
#ifdef KSSL_HAVE_SSL
    KTemporaryFile ktf;
    ktf.open();

    if (base64.isEmpty()) return NULL;
    QByteArray qba = QByteArray::fromBase64(base64.toLatin1());
    ktf.write(qba);
    ktf.flush();
    KSSLPKCS7* rc = loadCertFile(ktf.fileName());
    return rc;
#endif
return NULL;
}



KSSLPKCS7* KSSLPKCS7::loadCertFile(const QString &filename) {
#ifdef KSSL_HAVE_SSL
QFile qf(filename);
PKCS7 *newpkcs = NULL;

  if (!qf.open(QIODevice::ReadOnly))
    return NULL;

  FILE *fp = fdopen(qf.handle(), "r");
  if (!fp) return NULL;

  newpkcs = KOSSL::self()->d2i_PKCS7_fp(fp, &newpkcs);

  if (!newpkcs) return NULL;

  KSSLPKCS7 *c = new KSSLPKCS7;
  c->setCert(newpkcs);

  return c;
#endif
return NULL;
}


void KSSLPKCS7::setCert(PKCS7 *c) {
#ifdef KSSL_HAVE_SSL
   _pkcs = c;
   //STACK_OF(PKCS7_SIGNER_INFO) *PKCS7_get_signer_info(PKCS7 *p7);
   //X509 *PKCS7_cert_from_signer_info(PKCS7 *p7, PKCS7_SIGNER_INFO *si);
   // set _chain and _cert here.
#endif
}


KSSLCertificate *KSSLPKCS7::getCertificate() {
   return _cert;
}


KSSLCertChain *KSSLPKCS7::getChain() {
   return _chain;
}


QString KSSLPKCS7::toString() const {
QString base64;
#ifdef KSSL_HAVE_SSL
unsigned char *p;
int len;

   len = kossl->i2d_PKCS7(_pkcs, NULL);
   if (len >= 0) {
     char *buf = new char[len];
     p = (unsigned char *)buf;
     kossl->i2d_PKCS7(_pkcs, &p);
     base64 = QByteArray::fromRawData(buf,len).toBase64();
     delete[] buf;
   }
#endif
return base64;
}



bool KSSLPKCS7::toFile(const QString &filename) {
#ifdef KSSL_HAVE_SSL
QFile out(filename);

   if (!out.open(QIODevice::WriteOnly)) return false;

   int fd = out.handle();
   FILE *fp = fdopen(fd, "w");

   if (!fp) {
      unlink(filename.toLatin1());
      return false;
   }

   kossl->i2d_PKCS7_fp(fp, _pkcs);

   fclose(fp);
   return true;
#endif
return false;
}


KSSLCertificate::KSSLValidation KSSLPKCS7::validate() const {
#ifdef KSSL_HAVE_SSL
KSSLCertificate::KSSLValidation xx = _cert->validate();
return xx;
#else
return KSSLCertificate::NoSSL;
#endif
}


KSSLCertificate::KSSLValidation KSSLPKCS7::revalidate() {
   if (_cert)
      return _cert->revalidate();
   return KSSLCertificate::Unknown;
}


bool KSSLPKCS7::isValid() const {
return (validate() == KSSLCertificate::Ok);
}


QString KSSLPKCS7::name() const {
   if (_cert)
      return _cert->getSubject();
   return QString();
}


#ifdef KSSL_HAVE_SSL
#undef sk_new
#undef sk_push
#undef sk_free
#undef sk_value
#undef sk_num
#undef sk_dup
#endif