File indexing completed on 2024-04-21 14:56:08

0001 /* This file is part of the KDE libraries
0002    Copyright (C) 2001-2003 George Staikos <staikos@kde.org>
0003 
0004    This library is free software; you can redistribute it and/or
0005    modify it under the terms of the GNU Library General Public
0006    License version 2 as published by the Free Software Foundation.
0007 
0008    This library is distributed in the hope that it will be useful,
0009    but WITHOUT ANY WARRANTY; without even the implied warranty of
0010    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
0011    Library General Public License for more details.
0012 
0013    You should have received a copy of the GNU Library General Public License
0014    along with this library; see the file COPYING.LIB.  If not, write to
0015    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
0016    Boston, MA 02110-1301, USA.
0017 */
0018 
0019 #include "kopenssl.h"
0020 
0021 
0022 #if KSSL_HAVE_SSL
0023 #include <openssl/opensslv.h>
0024 #endif
0025 
0026 #include <kconfig.h>
0027 #include <kconfiggroup.h>
0028 #include <QCoreApplication>
0029 #include <QFile>
0030 #include <QLibrary>
0031 #include <QRegExp>
0032 
0033 extern "C" {
0034 #if KSSL_HAVE_SSL
0035     static int (*K_SSL_connect)(SSL *) = nullptr;
0036     static int (*K_SSL_accept)(SSL *) = nullptr;
0037     static int (*K_SSL_read)(SSL *, void *, int) = nullptr;
0038     static int (*K_SSL_write)(SSL *, const void *, int) = nullptr;
0039     static SSL *(*K_SSL_new)(SSL_CTX *) = nullptr;
0040     static void (*K_SSL_free)(SSL *) = nullptr;
0041     static int (*K_SSL_shutdown)(SSL *) = nullptr;
0042     static SSL_CTX *(*K_SSL_CTX_new)(SSL_METHOD *) = nullptr;
0043     static void (*K_SSL_CTX_free)(SSL_CTX *) = nullptr;
0044     static int (*K_SSL_set_fd)(SSL *, int) = nullptr;
0045     static int (*K_SSL_pending)(SSL *) = nullptr;
0046     static int (*K_SSL_peek)(SSL *, void *, int) = nullptr;
0047     static int (*K_SSL_CTX_set_cipher_list)(SSL_CTX *, const char *) = nullptr;
0048     static void (*K_SSL_CTX_set_verify)(SSL_CTX *, int,
0049                                         int (*)(int, X509_STORE_CTX *)) = nullptr;
0050     static int (*K_SSL_use_certificate)(SSL *, X509 *) = nullptr;
0051     static SSL_CIPHER *(*K_SSL_get_current_cipher)(SSL *) = nullptr;
0052     static long(*K_SSL_ctrl)(SSL *, int, long, char *) = nullptr;
0053     static int (*K_RAND_egd)(const char *) = nullptr;
0054     static const char *(*K_RAND_file_name)(char *, size_t) = nullptr;
0055     static int (*K_RAND_load_file)(const char *, long) = nullptr;
0056     static int (*K_RAND_write_file)(const char *) = nullptr;
0057     static SSL_METHOD *(*K_TLSv1_client_method)() = nullptr;
0058     static SSL_METHOD *(*K_SSLv23_client_method)() = nullptr;
0059     static X509 *(*K_SSL_get_peer_certificate)(SSL *) = nullptr;
0060     static int (*K_SSL_CIPHER_get_bits)(SSL_CIPHER *, int *) = nullptr;
0061     static char *(*K_SSL_CIPHER_get_version)(SSL_CIPHER *) = nullptr;
0062     static const char *(*K_SSL_CIPHER_get_name)(SSL_CIPHER *) = nullptr;
0063     static char *(*K_SSL_CIPHER_description)(SSL_CIPHER *, char *, int) = nullptr;
0064     static X509 *(*K_d2i_X509)(X509 **, unsigned char **, long) = nullptr;
0065     static int (*K_i2d_X509)(X509 *, unsigned char **) = nullptr;
0066     static int (*K_X509_cmp)(X509 *, X509 *) = nullptr;
0067     static void (*K_X509_STORE_CTX_free)(X509_STORE_CTX *) = nullptr;
0068     static int (*K_X509_verify_cert)(X509_STORE_CTX *) = nullptr;
0069     static X509_STORE_CTX *(*K_X509_STORE_CTX_new)(void) = nullptr;
0070     static void (*K_X509_STORE_free)(X509_STORE *) = nullptr;
0071     static void (*K_X509_STORE_set_verify_cb)(X509_STORE *, int (*)(int, X509_STORE_CTX *)) = nullptr;
0072     static X509_STORE *(*K_X509_STORE_new)(void) = nullptr;
0073     static void (*K_X509_free)(X509 *) = nullptr;
0074     static char *(*K_X509_NAME_oneline)(X509_NAME *, char *, int) = nullptr;
0075     static X509_NAME *(*K_X509_get_subject_name)(X509 *) = nullptr;
0076     static X509_NAME *(*K_X509_get_issuer_name)(X509 *) = nullptr;
0077     static void (*K_X509_get0_signature)(const ASN1_BIT_STRING **psig, const X509_ALGOR **palg, const X509 *x) = nullptr;
0078     static X509_LOOKUP *(*K_X509_STORE_add_lookup)(X509_STORE *, X509_LOOKUP_METHOD *) = nullptr;
0079     static X509_LOOKUP_METHOD *(*K_X509_LOOKUP_file)(void) = nullptr;
0080     static void (*K_X509_LOOKUP_free)(X509_LOOKUP *) = nullptr;
0081     static int (*K_X509_LOOKUP_ctrl)(X509_LOOKUP *, int, const char *, long, char **) = nullptr;
0082     static void (*K_X509_STORE_CTX_init)(X509_STORE_CTX *, X509_STORE *, X509 *, STACK_OF(X509) *) = nullptr;
0083 #if OPENSSL_VERSION_NUMBER < 0x10100000L || defined(LIBRESSL_VERSION_NUMBER)
0084     static void (*K_CRYPTO_free)(void *) = nullptr;
0085 #else
0086     static void (*K_CRYPTO_free)(void *, const char *, int) = nullptr;
0087 #endif
0088     static X509 *(*K_X509_dup)(X509 *) = nullptr;
0089     static ASN1_TIME *(*K_X509_getm_notBefore)(const X509 *) = nullptr;
0090     static ASN1_TIME *(*K_X509_getm_notAfter)(const X509 *) = nullptr;
0091     static BIO_METHOD *(*K_BIO_s_mem)(void) = nullptr;
0092     static BIO *(*K_BIO_new)(BIO_METHOD *) = nullptr;
0093     static BIO *(*K_BIO_new_fp)(FILE *, int) = nullptr;
0094     static BIO *(*K_BIO_new_mem_buf)(void *, int) = nullptr;
0095     static int (*K_BIO_free)(BIO *) = nullptr;
0096     static long(*K_BIO_ctrl)(BIO *, int, long, void *) = nullptr;
0097     static int (*K_BIO_write)(BIO *b, const void *data, int len) = nullptr;
0098     static int (*K_PEM_ASN1_write_bio)(int (*)(), const char *, BIO *, char *,
0099                                        const EVP_CIPHER *, unsigned char *, int,
0100                                        pem_password_cb *, void *) = nullptr;
0101     static int (*K_ASN1_item_i2d_fp)(ASN1_ITEM *, FILE *, unsigned char *) = nullptr;
0102     static ASN1_ITEM *K_NETSCAPE_X509_it = nullptr;
0103     static int (*K_X509_print_fp)(FILE *, X509 *) = nullptr;
0104     static int (*K_i2d_PKCS12)(PKCS12 *, unsigned char **) = nullptr;
0105     static int (*K_i2d_PKCS12_fp)(FILE *, PKCS12 *) = nullptr;
0106     static int (*K_PKCS12_newpass)(PKCS12 *, char *, char *) = nullptr;
0107     static PKCS12 *(*K_d2i_PKCS12_fp)(FILE *, PKCS12 **) = nullptr;
0108     static PKCS12 *(*K_PKCS12_new)(void) = nullptr;
0109     static void (*K_PKCS12_free)(PKCS12 *) = nullptr;
0110     static int (*K_PKCS12_parse)(PKCS12 *, const char *, EVP_PKEY **,
0111                                  X509 **, STACK_OF(X509) **) = nullptr;
0112     static void (*K_EVP_PKEY_free)(EVP_PKEY *) = nullptr;
0113     static EVP_PKEY *(*K_EVP_PKEY_new)() = nullptr;
0114     static void (*K_X509_REQ_free)(X509_REQ *) = nullptr;
0115     static X509_REQ *(*K_X509_REQ_new)() = nullptr;
0116     static int (*K_SSL_CTX_use_PrivateKey)(SSL_CTX *, EVP_PKEY *) = nullptr;
0117     static int (*K_SSL_CTX_use_certificate)(SSL_CTX *, X509 *) = nullptr;
0118     static int (*K_SSL_get_error)(SSL *, int) = nullptr;
0119     static STACK_OF(X509) *(*K_SSL_get_peer_cert_chain)(SSL *) = nullptr;
0120     static void (*K_X509_STORE_CTX_set_chain)(X509_STORE_CTX *, STACK_OF(X509) *) = nullptr;
0121     static void (*K_X509_STORE_CTX_set_purpose)(X509_STORE_CTX *, int) = nullptr;
0122     static X509 *(*K_X509_STORE_CTX_get_current_cert)(X509_STORE_CTX *) = nullptr;
0123     static void (*K_X509_STORE_CTX_set_error)(X509_STORE_CTX *, int) = nullptr;
0124     static int (*K_X509_STORE_CTX_get_error)(X509_STORE_CTX *) = nullptr;
0125     static void (*K_OPENSSL_sk_free)(STACK *) = nullptr;
0126     static int (*K_OPENSSL_sk_num)(STACK *) = nullptr;
0127     static char *(*K_OPENSSL_sk_pop)(STACK *) = nullptr;
0128     static char *(*K_OPENSSL_sk_value)(STACK *, int) = nullptr;
0129     static STACK *(*K_OPENSSL_sk_new)(int (*)()) = nullptr;
0130     static int (*K_OPENSSL_sk_push)(STACK *, char *) = nullptr;
0131     static STACK *(*K_OPENSSL_sk_dup)(STACK *) = nullptr;
0132     static char *(*K_i2s_ASN1_INTEGER)(X509V3_EXT_METHOD *, ASN1_INTEGER *) = nullptr;
0133     static ASN1_INTEGER *(*K_X509_get_serialNumber)(X509 *) = nullptr;
0134     static EVP_PKEY *(*K_X509_get_pubkey)(X509 *) = nullptr;
0135     static int (*K_i2d_PublicKey)(EVP_PKEY *, unsigned char **) = nullptr;
0136     static int (*K_X509_check_private_key)(X509 *, EVP_PKEY *) = nullptr;
0137     static char *(*K_BN_bn2hex)(const BIGNUM *) = nullptr;
0138     static int (*K_X509_digest)(const X509 *, const EVP_MD *, unsigned char *, unsigned int *) = nullptr;
0139     static EVP_MD *(*K_EVP_md5)() = nullptr;
0140     static void (*K_ASN1_INTEGER_free)(ASN1_INTEGER *) = nullptr;
0141     static int (*K_OBJ_obj2nid)(ASN1_OBJECT *) = nullptr;
0142     static const char *(*K_OBJ_nid2ln)(int) = nullptr;
0143     static int (*K_X509_get_ext_count)(X509 *) = nullptr;
0144     static int (*K_X509_get_ext_by_NID)(X509 *, int, int) = nullptr;
0145     static int (*K_X509_get_ext_by_OBJ)(X509 *, ASN1_OBJECT *, int) = nullptr;
0146     static X509_EXTENSION *(*K_X509_get_ext)(X509 *, int loc) = nullptr;
0147     static X509_EXTENSION *(*K_X509_delete_ext)(X509 *, int) = nullptr;
0148     static int (*K_X509_add_ext)(X509 *, X509_EXTENSION *, int) = nullptr;
0149     static void *(*K_X509_get_ext_d2i)(X509 *, int, int *, int *) = nullptr;
0150     static char *(*K_i2s_ASN1_OCTET_STRING)(X509V3_EXT_METHOD *, ASN1_OCTET_STRING *) = nullptr;
0151     static int (*K_ASN1_BIT_STRING_get_bit)(ASN1_BIT_STRING *, int) = nullptr;
0152     static PKCS7 *(*K_PKCS7_new)() = nullptr;
0153     static void (*K_PKCS7_free)(PKCS7 *) = nullptr;
0154     static void (*K_PKCS7_content_free)(PKCS7 *) = nullptr;
0155     static int (*K_i2d_PKCS7)(PKCS7 *, unsigned char **) = nullptr;
0156     static PKCS7 *(*K_d2i_PKCS7)(PKCS7 **, unsigned char **, long) = nullptr;
0157     static int (*K_i2d_PKCS7_fp)(FILE *, PKCS7 *) = nullptr;
0158     static PKCS7 *(*K_d2i_PKCS7_fp)(FILE *, PKCS7 **) = nullptr;
0159     static int (*K_i2d_PKCS7_bio)(BIO *bp, PKCS7 *p7) = nullptr;
0160     static PKCS7 *(*K_d2i_PKCS7_bio)(BIO *bp, PKCS7 **p7) = nullptr;
0161     static PKCS7 *(*K_PKCS7_dup)(PKCS7 *) = nullptr;
0162     static STACK_OF(X509_NAME) *(*K_SSL_load_client_CA_file)(const char *) = nullptr;
0163     static STACK_OF(X509_INFO) *(*K_PEM_X509_INFO_read)(FILE *, STACK_OF(X509_INFO) *, pem_password_cb *, void *) = nullptr;
0164     static char *(*K_ASN1_d2i_fp)(char *(*)(), char *(*)(), FILE *, unsigned char **) = nullptr;
0165     static X509 *(*K_X509_new)() = nullptr;
0166     static int (*K_X509_PURPOSE_get_count)() = nullptr;
0167     static int (*K_X509_PURPOSE_get_id)(X509_PURPOSE *) = nullptr;
0168     static int (*K_X509_check_purpose)(X509 *, int, int) = nullptr;
0169     static X509_PURPOSE *(*K_X509_PURPOSE_get0)(int) = nullptr;
0170     static int (*K_EVP_PKEY_assign)(EVP_PKEY *, int, char *) = nullptr;
0171     static int (*K_EVP_PKEY_base_id)(EVP_PKEY *) = nullptr;
0172     static RSA *(*K_EVP_PKEY_get0_RSA)(EVP_PKEY *) = nullptr;
0173     static void (*K_RSA_get0_key)(RSA *, const BIGNUM **, const BIGNUM **, const BIGNUM **) = nullptr;
0174     static DSA *(*K_EVP_PKEY_get0_DSA)(EVP_PKEY *) = nullptr;
0175     static void (*K_DSA_get0_pqg)(DSA *, const BIGNUM **, const BIGNUM **, const BIGNUM **) = nullptr;
0176     static void (*K_DSA_get0_key)(DSA *, const BIGNUM **, const BIGNUM **) = nullptr;
0177     static int (*K_X509_REQ_set_pubkey)(X509_REQ *, EVP_PKEY *) = nullptr;
0178     static RSA *(*K_RSA_generate_key)(int, unsigned long, void (*)(int, int, void *), void *) = nullptr;
0179     static int (*K_i2d_X509_REQ_fp)(FILE *, X509_REQ *) = nullptr;
0180     static void (*K_ERR_clear_error)() = nullptr;
0181     static unsigned long(*K_ERR_get_error)() = nullptr;
0182     static void (*K_ERR_print_errors_fp)(FILE *) = nullptr;
0183     static PKCS7 *(*K_PKCS7_sign)(X509 *, EVP_PKEY *, STACK_OF(X509) *, BIO *, int) = nullptr;
0184     static int (*K_PKCS7_verify)(PKCS7 *, STACK_OF(X509) *, X509_STORE *, BIO *, BIO *, int) = nullptr;
0185     static STACK_OF(X509) *(*K_PKCS7_get0_signers)(PKCS7 *, STACK_OF(X509) *, int) = nullptr;
0186     static PKCS7 *(*K_PKCS7_encrypt)(STACK_OF(X509) *, BIO *, EVP_CIPHER *, int) = nullptr;
0187     static int (*K_PKCS7_decrypt)(PKCS7 *, EVP_PKEY *, X509 *, BIO *, int) = nullptr;
0188     static SSL_SESSION *(*K_SSL_get1_session)(SSL *) = nullptr;
0189     static void (*K_SSL_SESSION_free)(SSL_SESSION *) = nullptr;
0190     static int (*K_SSL_set_session)(SSL *, SSL_SESSION *) = nullptr;
0191     static SSL_SESSION *(*K_d2i_SSL_SESSION)(SSL_SESSION **, unsigned char **, long) = nullptr;
0192     static int (*K_i2d_SSL_SESSION)(SSL_SESSION *, unsigned char **) = nullptr;
0193     static STACK *(*K_X509_get1_email)(X509 *x) = nullptr;
0194     static void (*K_X509_email_free)(STACK *sk) = nullptr;
0195     static EVP_CIPHER *(*K_EVP_des_ede3_cbc)() = nullptr;
0196     static EVP_CIPHER *(*K_EVP_des_cbc)() = nullptr;
0197     static EVP_CIPHER *(*K_EVP_rc2_cbc)() = nullptr;
0198     static EVP_CIPHER *(*K_EVP_rc2_64_cbc)() = nullptr;
0199     static EVP_CIPHER *(*K_EVP_rc2_40_cbc)() = nullptr;
0200     static int (*K_i2d_PrivateKey_fp)(FILE *, EVP_PKEY *) = nullptr;
0201     static int (*K_i2d_PKCS8PrivateKey_fp)(FILE *, EVP_PKEY *, const EVP_CIPHER *, char *, int, pem_password_cb *, void *) = nullptr;
0202     static void (*K_RSA_free)(RSA *) = nullptr;
0203     static EVP_CIPHER *(*K_EVP_bf_cbc)() = nullptr;
0204     static int (*K_X509_REQ_sign)(X509_REQ *, EVP_PKEY *, const EVP_MD *) = nullptr;
0205     static int (*K_X509_NAME_add_entry_by_txt)(X509_NAME *, char *, int, unsigned char *, int, int, int) = nullptr;
0206     static X509_NAME *(*K_X509_NAME_new)() = nullptr;
0207     static int (*K_X509_REQ_set_subject_name)(X509_REQ *, X509_NAME *) = nullptr;
0208     static unsigned char *(*K_ASN1_STRING_data)(ASN1_STRING *) = nullptr;
0209     static int (*K_ASN1_STRING_length)(ASN1_STRING *) = nullptr;
0210     static STACK_OF(SSL_CIPHER) *(*K_SSL_get_ciphers)(const SSL *ssl) = nullptr;
0211 
0212 #endif
0213 }
0214 
0215 class KOpenSSLProxyPrivate
0216 {
0217 public:
0218     KOpenSSLProxyPrivate()
0219         : sslLib(nullptr), cryptoLib(nullptr), ok(false)
0220     {}
0221 
0222     QLibrary *sslLib;
0223     QLibrary *cryptoLib;
0224     bool ok;
0225 
0226     static KOpenSSLProxy *sSelf;
0227     static void cleanupKOpenSSLProxy()
0228     {
0229         delete KOpenSSLProxyPrivate::sSelf;
0230     }
0231 };
0232 KOpenSSLProxy *KOpenSSLProxyPrivate::sSelf = nullptr;
0233 
0234 bool KOpenSSLProxy::hasLibSSL() const
0235 {
0236     return d->sslLib != nullptr;
0237 }
0238 
0239 bool KOpenSSLProxy::hasLibCrypto() const
0240 {
0241     return d->cryptoLib != nullptr;
0242 }
0243 
0244 void KOpenSSLProxy::destroy()
0245 {
0246     KOpenSSLProxy *x = KOpenSSLProxyPrivate::sSelf;
0247     KOpenSSLProxyPrivate::sSelf = nullptr;
0248     delete x;
0249 }
0250 
0251 #ifdef __OpenBSD__
0252 #include <QDir>
0253 #include <QString>
0254 #include <QStringList>
0255 
0256 static QString findMostRecentLib(QString dir, QString name)
0257 {
0258     // Grab all shared libraries in the directory
0259     QString filter = "lib" + name + ".so.*";
0260     QDir d(dir, filter);
0261     if (!d.exists()) {
0262         return 0L;
0263     }
0264     QStringList l = d.entryList();
0265 
0266     // Find the best one
0267     int bestmaj = -1;
0268     int bestmin = -1;
0269     QString best = 0L;
0270     // where do we start
0271     uint s = filter.length() - 1;
0272     for (QStringList::const_iterator it = l.begin(); it != l.end(); ++it) {
0273         QString numberpart = (*it).mid(s);
0274         uint endmaj = numberpart.indexOf('.');
0275         if (endmaj == -1) {
0276             continue;
0277         }
0278         bool ok;
0279         int maj = numberpart.left(endmaj).toInt(&ok);
0280         if (!ok) {
0281             continue;
0282         }
0283         int min = numberpart.mid(endmaj + 1).toInt(&ok);
0284         if (!ok) {
0285             continue;
0286         }
0287         if (maj > bestmaj || (maj == bestmaj && min > bestmin)) {
0288             bestmaj = maj;
0289             bestmin = min;
0290             best = (*it);
0291         }
0292     }
0293     if (best.isNull()) {
0294         return 0L;
0295     } else {
0296         return dir + '/' + best;
0297     }
0298 }
0299 #endif
0300 
0301 KOpenSSLProxy::KOpenSSLProxy()
0302     : d(new KOpenSSLProxyPrivate())
0303 {
0304     QStringList libpaths, libnamesc, libnamess;
0305 
0306     d->cryptoLib = nullptr;
0307     d->sslLib = nullptr;
0308 
0309     KConfig cfg("cryptodefaults", KConfig::NoGlobals);
0310     KConfigGroup cg(&cfg, "OpenSSL");
0311     QString upath = cg.readPathEntry("Path", QString());
0312     if (!upath.isEmpty()) {
0313         libpaths << upath;
0314     }
0315 
0316 #ifdef Q_OS_WIN
0317     d->cryptoLib = new QLibrary("libeay32.dll");
0318     if (!d->cryptoLib->load()) {
0319         delete d->cryptoLib;
0320         d->cryptoLib = 0;
0321     }
0322 #elif defined(__OpenBSD__)
0323     {
0324         QString libname = findMostRecentLib("/usr/lib" KDELIBSUFF, "crypto");
0325         if (!libname.isNull()) {
0326             d->cryptoLib = new QLibrary(libname);
0327             d->cryptoLib->setLoadHints(QLibrary::ExportExternalSymbolsHint);
0328             if (!d->cryptoLib->load()) {
0329                 delete d->cryptoLib;
0330                 d->cryptoLib = 0;
0331             }
0332         }
0333     }
0334 #elif defined(__CYGWIN__)
0335     libpaths << "/usr/bin/"
0336              << "";
0337 
0338     libnamess << "cygssl-0.9.8.dll"
0339               << "cygssl-0.9.7.dll"
0340               << "";
0341 
0342     libnamesc << "cygcrypto-0.9.8.dll"
0343               << "cygcrypto-0.9.7.dll"
0344               << "";
0345 #else
0346     libpaths
0347 #ifdef _AIX
0348             << "/opt/freeware/lib/"
0349 #endif
0350             << "/usr/lib" KDELIBSUFF "/"
0351             << "/usr/ssl/lib" KDELIBSUFF "/"
0352             << "/usr/local/lib" KDELIBSUFF "/"
0353             << "/usr/local/openssl/lib" KDELIBSUFF "/"
0354             << "/usr/local/ssl/lib" KDELIBSUFF "/"
0355             << "/opt/openssl/lib" KDELIBSUFF "/"
0356             << "/lib" KDELIBSUFF "/"
0357             << "";
0358 
0359 // FIXME: #define here for the various OS types to optimize
0360     libnamess
0361 #ifdef hpux
0362             << "libssl.sl"
0363 #elif defined(_AIX)
0364             << "libssl.a(libssl.so.0)"
0365 #elif defined(__APPLE__)
0366             << "libssl.dylib"
0367             << "libssl.0.9.dylib"
0368 #else
0369 #ifdef SHLIB_VERSION_NUMBER
0370             << "libssl.so." SHLIB_VERSION_NUMBER
0371 #endif
0372             << "libssl.so"
0373             << "libssl.so.0"
0374 #endif
0375             ;
0376 
0377     libnamesc
0378 #ifdef hpux
0379             << "libcrypto.sl"
0380 #elif defined(_AIX)
0381             << "libcrypto.a(libcrypto.so.0)"
0382 #elif defined(__APPLE__)
0383             << "libcrypto.dylib"
0384             << "libcrypto.0.9.dylib"
0385 #else
0386 #ifdef SHLIB_VERSION_NUMBER
0387             << "libcrypto.so." SHLIB_VERSION_NUMBER
0388 #endif
0389             << "libcrypto.so"
0390             << "libcrypto.so.0"
0391 #endif
0392             ;
0393 #endif
0394 
0395     for (QStringList::const_iterator it = libpaths.constBegin();
0396             it != libpaths.constEnd();
0397             ++it) {
0398         for (QStringList::const_iterator shit = libnamesc.constBegin();
0399                 shit != libnamesc.constEnd();
0400                 ++shit) {
0401             QString alib = *it;
0402             if (!alib.isEmpty() && !alib.endsWith('/')) {
0403                 alib += '/';
0404             }
0405             alib += *shit;
0406             // someone knows why this is needed?
0407             QString tmpStr(alib);
0408             tmpStr.remove(QRegExp("\\(.*\\)"));
0409             if (QFile(tmpStr).isReadable()) {
0410                 d->cryptoLib = new QLibrary(alib);
0411                 d->cryptoLib->setLoadHints(QLibrary::ExportExternalSymbolsHint);
0412             }
0413             if (d->cryptoLib && d->cryptoLib->load()) {
0414                 break;
0415             } else {
0416                 delete d->cryptoLib;
0417                 d->cryptoLib = nullptr;
0418             }
0419         }
0420         if (d->cryptoLib) {
0421             break;
0422         }
0423     }
0424 
0425     if (d->cryptoLib) {
0426 #if KSSL_HAVE_SSL
0427         K_X509_free = (void (*)(X509 *)) d->cryptoLib->resolve("X509_free");
0428         K_RAND_egd = (int (*)(const char *)) d->cryptoLib->resolve("RAND_egd");
0429         K_RAND_load_file = (int (*)(const char *, long)) d->cryptoLib->resolve("RAND_load_file");
0430         K_RAND_file_name = (const char *(*)(char *, size_t)) d->cryptoLib->resolve("RAND_file_name");
0431         K_RAND_write_file = (int (*)(const char *)) d->cryptoLib->resolve("RAND_write_file");
0432 #if OPENSSL_VERSION_NUMBER < 0x10100000L || defined(LIBRESSL_VERSION_NUMBER)
0433         K_CRYPTO_free = (void (*)(void *)) d->cryptoLib->resolve("CRYPTO_free");
0434 #else
0435         K_CRYPTO_free = (void (*)(void *, const char *, int)) d->cryptoLib->resolve("CRYPTO_free");
0436 #endif
0437         K_d2i_X509 = (X509 * (*)(X509 **, unsigned char **, long)) d->cryptoLib->resolve("d2i_X509");
0438         K_i2d_X509 = (int (*)(X509 *, unsigned char **)) d->cryptoLib->resolve("i2d_X509");
0439         K_X509_cmp = (int (*)(X509 *, X509 *)) d->cryptoLib->resolve("X509_cmp");
0440         K_X509_STORE_CTX_new = (X509_STORE_CTX * (*)(void)) d->cryptoLib->resolve("X509_STORE_CTX_new");
0441         K_X509_STORE_CTX_free = (void (*)(X509_STORE_CTX *)) d->cryptoLib->resolve("X509_STORE_CTX_free");
0442         K_X509_verify_cert = (int (*)(X509_STORE_CTX *)) d->cryptoLib->resolve("X509_verify_cert");
0443         K_X509_STORE_new = (X509_STORE * (*)(void)) d->cryptoLib->resolve("X509_STORE_new");
0444         K_X509_STORE_free = (void (*)(X509_STORE *)) d->cryptoLib->resolve("X509_STORE_free");
0445         K_X509_STORE_set_verify_cb = (void (*)(X509_STORE *, int (*)(int, X509_STORE_CTX *))) d->cryptoLib->resolve("X509_STORE_set_verify_cb");
0446         K_X509_NAME_oneline = (char *(*)(X509_NAME *, char *, int)) d->cryptoLib->resolve("X509_NAME_oneline");
0447         K_X509_get_subject_name = (X509_NAME * (*)(X509 *)) d->cryptoLib->resolve("X509_get_subject_name");
0448         K_X509_get_issuer_name = (X509_NAME * (*)(X509 *)) d->cryptoLib->resolve("X509_get_issuer_name");
0449         K_X509_get0_signature = (void (*)(const ASN1_BIT_STRING **, const X509_ALGOR **, const X509 *)) d->cryptoLib->resolve("X509_get0_signature");
0450         K_X509_STORE_add_lookup = (X509_LOOKUP * (*)(X509_STORE *, X509_LOOKUP_METHOD *)) d->cryptoLib->resolve("X509_STORE_add_lookup");
0451         K_X509_LOOKUP_file = (X509_LOOKUP_METHOD * (*)(void)) d->cryptoLib->resolve("X509_LOOKUP_file");
0452         K_X509_LOOKUP_free = (void (*)(X509_LOOKUP *)) d->cryptoLib->resolve("X509_LOOKUP_free");
0453         K_X509_LOOKUP_ctrl = (int (*)(X509_LOOKUP *, int, const char *, long, char **)) d->cryptoLib->resolve("X509_LOOKUP_ctrl");
0454         K_X509_STORE_CTX_init = (void (*)(X509_STORE_CTX *, X509_STORE *, X509 *, STACK_OF(X509) *)) d->cryptoLib->resolve("X509_STORE_CTX_init");
0455         K_X509_dup = (X509 * (*)(X509 *)) d->cryptoLib->resolve("X509_dup");
0456         K_X509_getm_notBefore = (ASN1_TIME *(*)(const X509 *)) d->cryptoLib->resolve("X509_getm_notBefore");
0457         K_X509_getm_notAfter = (ASN1_TIME *(*)(const X509 *)) d->cryptoLib->resolve("X509_getm_notAfter");
0458         K_BIO_s_mem = (BIO_METHOD * (*)(void)) d->cryptoLib->resolve("BIO_s_mem");
0459         K_BIO_new = (BIO * (*)(BIO_METHOD *)) d->cryptoLib->resolve("BIO_new");
0460         K_BIO_new_fp = (BIO * (*)(FILE *, int)) d->cryptoLib->resolve("BIO_new_fp");
0461         K_BIO_new_mem_buf = (BIO * (*)(void *, int)) d->cryptoLib->resolve("BIO_new_mem_buf");
0462         K_BIO_free = (int (*)(BIO *)) d->cryptoLib->resolve("BIO_free");
0463         K_BIO_ctrl = (long(*)(BIO *, int, long, void *)) d->cryptoLib->resolve("BIO_ctrl");
0464         K_BIO_write = (int (*)(BIO * b, const void *data, int len)) d->cryptoLib->resolve("BIO_write");
0465         K_PEM_ASN1_write_bio = (int (*)(int (*)(), const char *, BIO *, char *, const EVP_CIPHER *, unsigned char *, int, pem_password_cb *, void *)) d->cryptoLib->resolve("PEM_ASN1_write_bio");
0466         K_ASN1_item_i2d_fp = (int (*)(ASN1_ITEM *, FILE *, unsigned char *))
0467                              d->cryptoLib->resolve("ASN1_item_i2d_fp");
0468         K_NETSCAPE_X509_it = (ASN1_ITEM *) d->cryptoLib->resolve("NETSCAPE_X509_it");
0469         K_X509_print_fp = (int (*)(FILE *, X509 *)) d->cryptoLib->resolve("X509_print_fp");
0470         K_i2d_PKCS12 = (int (*)(PKCS12 *, unsigned char **)) d->cryptoLib->resolve("i2d_PKCS12");
0471         K_i2d_PKCS12_fp = (int (*)(FILE *, PKCS12 *)) d->cryptoLib->resolve("i2d_PKCS12_fp");
0472         K_PKCS12_newpass = (int (*)(PKCS12 *, char *, char *)) d->cryptoLib->resolve("PKCS12_newpass");
0473         K_d2i_PKCS12_fp = (PKCS12 * (*)(FILE *, PKCS12 **)) d->cryptoLib->resolve("d2i_PKCS12_fp");
0474         K_PKCS12_new = (PKCS12 * (*)()) d->cryptoLib->resolve("PKCS12_new");
0475         K_PKCS12_free = (void (*)(PKCS12 *)) d->cryptoLib->resolve("PKCS12_free");
0476         K_PKCS12_parse = (int (*)(PKCS12 *, const char *, EVP_PKEY **,
0477                                   X509 **, STACK_OF(X509) **)) d->cryptoLib->resolve("PKCS12_parse");
0478         K_EVP_PKEY_free = (void (*)(EVP_PKEY *)) d->cryptoLib->resolve("EVP_PKEY_free");
0479         K_EVP_PKEY_new = (EVP_PKEY * (*)()) d->cryptoLib->resolve("EVP_PKEY_new");
0480         K_X509_REQ_free = (void (*)(X509_REQ *)) d->cryptoLib->resolve("X509_REQ_free");
0481         K_X509_REQ_new = (X509_REQ * (*)()) d->cryptoLib->resolve("X509_REQ_new");
0482         K_X509_STORE_CTX_set_chain = (void (*)(X509_STORE_CTX *, STACK_OF(X509) *)) d->cryptoLib->resolve("X509_STORE_CTX_set_chain");
0483         K_X509_STORE_CTX_set_purpose = (void (*)(X509_STORE_CTX *, int)) d->cryptoLib->resolve("X509_STORE_CTX_set_purpose");
0484         K_X509_STORE_CTX_get_current_cert = (X509 * (*)(X509_STORE_CTX *)) d->cryptoLib->resolve("X509_STORE_CTX_get_current_cert");
0485         K_X509_STORE_CTX_set_error = (void (*)(X509_STORE_CTX *, int)) d->cryptoLib->resolve("X509_STORE_CTX_set_error");
0486         K_X509_STORE_CTX_get_error = (int (*)(X509_STORE_CTX *)) d->cryptoLib->resolve("X509_STORE_CTX_get_error");
0487 #if OPENSSL_VERSION_NUMBER >= 0x10100000L && !defined(LIBRESSL_VERSION_NUMBER)
0488         K_OPENSSL_sk_free = (void (*)(STACK *)) d->cryptoLib->resolve("OPENSSL_sk_free");
0489         K_OPENSSL_sk_num = (int (*)(STACK *)) d->cryptoLib->resolve("OPENSSL_sk_num");
0490         K_OPENSSL_sk_pop = (char *(*)(STACK *)) d->cryptoLib->resolve("OPENSSL_sk_pop");
0491         K_OPENSSL_sk_value = (char *(*)(STACK *, int)) d->cryptoLib->resolve("OPENSSL_sk_value");
0492         K_OPENSSL_sk_new = (STACK * (*)(int (*)())) d->cryptoLib->resolve("OPENSSL_sk_new");
0493         K_OPENSSL_sk_push = (int (*)(STACK *, char *)) d->cryptoLib->resolve("OPENSSL_sk_push");
0494         K_OPENSSL_sk_dup = (STACK * (*)(STACK *)) d->cryptoLib->resolve("OPENSSL_sk_dup");
0495 #else
0496         K_OPENSSL_sk_free = (void (*)(STACK *)) d->cryptoLib->resolve("sk_free");
0497         K_OPENSSL_sk_num = (int (*)(STACK *)) d->cryptoLib->resolve("sk_num");
0498         K_OPENSSL_sk_pop = (char *(*)(STACK *)) d->cryptoLib->resolve("sk_pop");
0499         K_OPENSSL_sk_value = (char *(*)(STACK *, int)) d->cryptoLib->resolve("sk_value");
0500         K_OPENSSL_sk_new = (STACK * (*)(int (*)())) d->cryptoLib->resolve("sk_new");
0501         K_OPENSSL_sk_push = (int (*)(STACK *, char *)) d->cryptoLib->resolve("sk_push");
0502         K_OPENSSL_sk_dup = (STACK * (*)(STACK *)) d->cryptoLib->resolve("sk_dup");
0503 #endif
0504         K_i2s_ASN1_INTEGER = (char *(*)(X509V3_EXT_METHOD *, ASN1_INTEGER *)) d->cryptoLib->resolve("i2s_ASN1_INTEGER");
0505         K_X509_get_serialNumber = (ASN1_INTEGER * (*)(X509 *)) d->cryptoLib->resolve("X509_get_serialNumber");
0506         K_X509_get_pubkey = (EVP_PKEY * (*)(X509 *)) d->cryptoLib->resolve("X509_get_pubkey");
0507         K_i2d_PublicKey = (int (*)(EVP_PKEY *, unsigned char **)) d->cryptoLib->resolve("i2d_PublicKey");
0508         K_X509_check_private_key = (int (*)(X509 *, EVP_PKEY *)) d->cryptoLib->resolve("X509_check_private_key");
0509         K_BN_bn2hex = (char *(*)(const BIGNUM *)) d->cryptoLib->resolve("BN_bn2hex");
0510         K_X509_digest = (int (*)(const X509 *, const EVP_MD *, unsigned char *, unsigned int *)) d->cryptoLib->resolve("X509_digest");
0511         K_EVP_md5 = (EVP_MD * (*)()) d->cryptoLib->resolve("EVP_md5");
0512         K_ASN1_INTEGER_free = (void (*)(ASN1_INTEGER *)) d->cryptoLib->resolve("ASN1_INTEGER_free");
0513         K_OBJ_obj2nid = (int (*)(ASN1_OBJECT *)) d->cryptoLib->resolve("OBJ_obj2nid");
0514         K_OBJ_nid2ln = (const char *(*)(int)) d->cryptoLib->resolve("OBJ_nid2ln");
0515         K_X509_get_ext_count = (int (*)(X509 *)) d->cryptoLib->resolve("X509_get_ext_count");
0516         K_X509_get_ext_by_NID = (int (*)(X509 *, int, int)) d->cryptoLib->resolve("X509_get_ext_by_NID");
0517         K_X509_get_ext_by_OBJ = (int (*)(X509 *, ASN1_OBJECT *, int)) d->cryptoLib->resolve("X509_get_ext_by_OBJ");
0518         K_X509_get_ext = (X509_EXTENSION * (*)(X509 *, int)) d->cryptoLib->resolve("X509_get_ext");
0519         K_X509_delete_ext = (X509_EXTENSION * (*)(X509 *, int)) d->cryptoLib->resolve("X509_delete_ext");
0520         K_X509_add_ext = (int (*)(X509 *, X509_EXTENSION *, int)) d->cryptoLib->resolve("X509_add_ext");
0521         K_X509_get_ext_d2i = (void *(*)(X509 *, int, int *, int *)) d->cryptoLib->resolve("X509_get_ext_d2i");
0522         K_i2s_ASN1_OCTET_STRING = (char *(*)(X509V3_EXT_METHOD *, ASN1_OCTET_STRING *)) d->cryptoLib->resolve("i2s_ASN1_OCTET_STRING");
0523         K_ASN1_BIT_STRING_get_bit = (int (*)(ASN1_BIT_STRING *, int)) d->cryptoLib->resolve("ASN1_BIT_STRING_get_bit");
0524         K_PKCS7_new = (PKCS7 * (*)()) d->cryptoLib->resolve("PKCS7_new");
0525         K_PKCS7_free = (void (*)(PKCS7 *)) d->cryptoLib->resolve("PKCS7_free");
0526         K_PKCS7_content_free = (void (*)(PKCS7 *)) d->cryptoLib->resolve("PKCS7_content_free");
0527         K_i2d_PKCS7 = (int (*)(PKCS7 *, unsigned char **)) d->cryptoLib->resolve("i2d_PKCS7");
0528         K_i2d_PKCS7_fp = (int (*)(FILE *, PKCS7 *)) d->cryptoLib->resolve("i2d_PKCS7_fp");
0529         K_i2d_PKCS7_bio = (int (*)(BIO * bp, PKCS7 * p7)) d->cryptoLib->resolve("i2d_PKCS7_bio");
0530         K_d2i_PKCS7 = (PKCS7 * (*)(PKCS7 **, unsigned char **, long)) d->cryptoLib->resolve("d2i_PKCS7");
0531         K_d2i_PKCS7_fp = (PKCS7 * (*)(FILE *, PKCS7 **)) d->cryptoLib->resolve("d2i_PKCS7_fp");
0532         K_d2i_PKCS7_bio = (PKCS7 * (*)(BIO * bp, PKCS7 **p7)) d->cryptoLib->resolve("d2i_PKCS7_bio");
0533         K_PKCS7_dup = (PKCS7 * (*)(PKCS7 *)) d->cryptoLib->resolve("PKCS7_dup");
0534         K_PKCS7_sign = (PKCS7 * (*)(X509 *, EVP_PKEY *, STACK_OF(X509) *, BIO *, int)) d->cryptoLib->resolve("PKCS7_sign");
0535         K_PKCS7_verify = (int (*)(PKCS7 *, STACK_OF(X509) *, X509_STORE *, BIO *, BIO *, int)) d->cryptoLib->resolve("PKCS7_verify");
0536         K_PKCS7_get0_signers = (STACK_OF(X509) * (*)(PKCS7 *, STACK_OF(X509) *, int)) d->cryptoLib->resolve("PKCS7_get0_signers");
0537         K_PKCS7_encrypt = (PKCS7 * (*)(STACK_OF(X509) *, BIO *, EVP_CIPHER *, int)) d->cryptoLib->resolve("PKCS7_encrypt");
0538         K_PKCS7_decrypt = (int (*)(PKCS7 *, EVP_PKEY *, X509 *, BIO *, int)) d->cryptoLib->resolve("PKCS7_decrypt");
0539         K_PEM_X509_INFO_read = (STACK_OF(X509_INFO) * (*)(FILE *, STACK_OF(X509_INFO) *, pem_password_cb *, void *)) d->cryptoLib->resolve("PEM_X509_INFO_read");
0540         K_ASN1_d2i_fp = (char *(*)(char *(*)(), char *(*)(), FILE *, unsigned char **)) d->cryptoLib->resolve("ASN1_d2i_fp");
0541         K_X509_new = (X509 * (*)()) d->cryptoLib->resolve("X509_new");
0542         K_X509_PURPOSE_get_count = (int (*)()) d->cryptoLib->resolve("X509_PURPOSE_get_count");
0543         K_X509_PURPOSE_get_id = (int (*)(X509_PURPOSE *)) d->cryptoLib->resolve("X509_PURPOSE_get_id");
0544         K_X509_check_purpose = (int (*)(X509 *, int, int)) d->cryptoLib->resolve("X509_check_purpose");
0545         K_X509_PURPOSE_get0 = (X509_PURPOSE * (*)(int)) d->cryptoLib->resolve("X509_PURPOSE_get0");
0546         K_EVP_PKEY_assign = (int (*)(EVP_PKEY *, int, char *)) d->cryptoLib->resolve("EVP_PKEY_assign");
0547         K_EVP_PKEY_base_id = (int (*)(EVP_PKEY *)) d->cryptoLib->resolve("EVP_PKEY_base_id");
0548         K_EVP_PKEY_get0_RSA = (RSA *(*)(EVP_PKEY *)) d->cryptoLib->resolve("EVP_PKEY_get0_RSA");
0549         K_RSA_get0_key = (void (*)(RSA *, const BIGNUM **, const BIGNUM **, const BIGNUM **)) d->cryptoLib->resolve("ESA_get0_key");
0550         K_EVP_PKEY_get0_DSA = (DSA *(*)(EVP_PKEY *)) d->cryptoLib->resolve("EVP_PKEY_get0_DSA");
0551         K_DSA_get0_pqg = (void (*)(DSA *, const BIGNUM **, const BIGNUM **, const BIGNUM **)) d->cryptoLib->resolve("DSA_get0_pqg");
0552         K_DSA_get0_key = (void (*)(DSA *, const BIGNUM **, const BIGNUM **)) d->cryptoLib->resolve("DSA_get0_key");
0553         K_X509_REQ_set_pubkey = (int (*)(X509_REQ *, EVP_PKEY *)) d->cryptoLib->resolve("X509_REQ_set_pubkey");
0554         K_RSA_generate_key = (RSA * (*)(int, unsigned long, void (*)(int, int, void *), void *)) d->cryptoLib->resolve("RSA_generate_key");
0555         K_i2d_X509_REQ_fp = (int (*)(FILE *, X509_REQ *)) d->cryptoLib->resolve("i2d_X509_REQ_fp");
0556         K_ERR_clear_error = (void (*)()) d->cryptoLib->resolve("ERR_clear_error");
0557         K_ERR_get_error = (unsigned long(*)()) d->cryptoLib->resolve("ERR_get_error");
0558         K_ERR_print_errors_fp = (void (*)(FILE *)) d->cryptoLib->resolve("ERR_print_errors_fp");
0559         K_X509_get1_email = (STACK * (*)(X509 * x)) d->cryptoLib->resolve("X509_get1_email");
0560         K_X509_email_free = (void (*)(STACK * sk)) d->cryptoLib->resolve("X509_email_free");
0561         K_EVP_des_ede3_cbc = (EVP_CIPHER * (*)()) d->cryptoLib->resolve("EVP_des_ede3_cbc");
0562         K_EVP_des_cbc = (EVP_CIPHER * (*)()) d->cryptoLib->resolve("EVP_des_cbc");
0563         K_EVP_rc2_cbc = (EVP_CIPHER * (*)()) d->cryptoLib->resolve("EVP_rc2_cbc");
0564         K_EVP_rc2_64_cbc = (EVP_CIPHER * (*)()) d->cryptoLib->resolve("EVP_rc2_64_cbc");
0565         K_EVP_rc2_40_cbc = (EVP_CIPHER * (*)()) d->cryptoLib->resolve("EVP_rc2_40_cbc");
0566         K_i2d_PrivateKey_fp = (int (*)(FILE *, EVP_PKEY *)) d->cryptoLib->resolve("i2d_PrivateKey_fp");
0567         K_i2d_PKCS8PrivateKey_fp = (int (*)(FILE *, EVP_PKEY *, const EVP_CIPHER *, char *, int, pem_password_cb *, void *)) d->cryptoLib->resolve("i2d_PKCS8PrivateKey_fp");
0568         K_RSA_free = (void (*)(RSA *)) d->cryptoLib->resolve("RSA_free");
0569         K_EVP_bf_cbc = (EVP_CIPHER * (*)()) d->cryptoLib->resolve("EVP_bf_cbc");
0570         K_X509_REQ_sign = (int (*)(X509_REQ *, EVP_PKEY *, const EVP_MD *)) d->cryptoLib->resolve("X509_REQ_sign");
0571         K_X509_NAME_add_entry_by_txt = (int (*)(X509_NAME *, char *, int, unsigned char *, int, int, int)) d->cryptoLib->resolve("X509_NAME_add_entry_by_txt");
0572         K_X509_NAME_new = (X509_NAME * (*)()) d->cryptoLib->resolve("X509_NAME_new");
0573         K_X509_REQ_set_subject_name = (int (*)(X509_REQ *, X509_NAME *)) d->cryptoLib->resolve("X509_REQ_set_subject_name");
0574         K_ASN1_STRING_data = (unsigned char *(*)(ASN1_STRING *)) d->cryptoLib->resolve("ASN1_STRING_data");
0575         K_ASN1_STRING_length = (int (*)(ASN1_STRING *)) d->cryptoLib->resolve("ASN1_STRING_length");
0576 #endif
0577     }
0578 
0579 #ifdef Q_OS_WIN
0580     d->sslLib = new QLibrary("ssleay32.dll");
0581     if (!d->sslLib->load()) {
0582         delete d->sslLib;
0583         d->sslLib = 0;
0584     }
0585 #elif defined(__OpenBSD__)
0586     {
0587         QString libname = findMostRecentLib("/usr/lib", "ssl");
0588         if (!libname.isNull()) {
0589             d->sslLib = new QLibrary(libname);
0590             d->sslLib->setLoadHints(QLibrary::ExportExternalSymbolsHint);
0591             if (!d->sslLib->load()) {
0592                 delete d->sslLib;
0593                 d->sslLib = 0;
0594             }
0595         }
0596     }
0597 #else
0598     for (QStringList::const_iterator it = libpaths.constBegin();
0599             it != libpaths.constEnd();
0600             ++it) {
0601         for (QStringList::const_iterator shit = libnamess.constBegin();
0602                 shit != libnamess.constEnd();
0603                 ++shit) {
0604             QString alib = *it;
0605             if (!alib.isEmpty() && !alib.endsWith('/')) {
0606                 alib += '/';
0607             }
0608             alib += *shit;
0609             QString tmpStr(alib);
0610             tmpStr.remove(QRegExp("\\(.*\\)"));
0611             if (QFile(tmpStr).isReadable()) {
0612                 d->sslLib = new QLibrary(alib);
0613                 d->sslLib->setLoadHints(QLibrary::ExportExternalSymbolsHint);
0614             }
0615             if (d->sslLib && d->sslLib->load()) {
0616                 break;
0617             } else {
0618                 delete d->sslLib;
0619                 d->sslLib = nullptr;
0620             }
0621         }
0622         if (d->sslLib) {
0623             break;
0624         }
0625     }
0626 #endif
0627 
0628     if (d->sslLib) {
0629 #if KSSL_HAVE_SSL
0630         // stand back from your monitor and look at this.  it's fun! :)
0631         K_SSL_connect = (int (*)(SSL *)) d->sslLib->resolve("SSL_connect");
0632         K_SSL_accept = (int (*)(SSL *)) d->sslLib->resolve("SSL_accept");
0633         K_SSL_read = (int (*)(SSL *, void *, int)) d->sslLib->resolve("SSL_read");
0634         K_SSL_write = (int (*)(SSL *, const void *, int))
0635                       d->sslLib->resolve("SSL_write");
0636         K_SSL_new = (SSL * (*)(SSL_CTX *)) d->sslLib->resolve("SSL_new");
0637         K_SSL_free = (void (*)(SSL *)) d->sslLib->resolve("SSL_free");
0638         K_SSL_shutdown = (int (*)(SSL *)) d->sslLib->resolve("SSL_shutdown");
0639         K_SSL_CTX_new = (SSL_CTX * (*)(SSL_METHOD *)) d->sslLib->resolve("SSL_CTX_new");
0640         K_SSL_CTX_free = (void (*)(SSL_CTX *)) d->sslLib->resolve("SSL_CTX_free");
0641         K_SSL_set_fd = (int (*)(SSL *, int)) d->sslLib->resolve("SSL_set_fd");
0642         K_SSL_pending = (int (*)(SSL *)) d->sslLib->resolve("SSL_pending");
0643         K_SSL_CTX_set_cipher_list = (int (*)(SSL_CTX *, const char *))
0644                                     d->sslLib->resolve("SSL_CTX_set_cipher_list");
0645         K_SSL_CTX_set_verify = (void (*)(SSL_CTX *, int, int (*)(int, X509_STORE_CTX *))) d->sslLib->resolve("SSL_CTX_set_verify");
0646         K_SSL_use_certificate = (int (*)(SSL *, X509 *))
0647                                 d->sslLib->resolve("SSL_CTX_use_certificate");
0648         K_SSL_get_current_cipher = (SSL_CIPHER * (*)(SSL *))
0649                                    d->sslLib->resolve("SSL_get_current_cipher");
0650         K_SSL_ctrl = (long(*)(SSL *, int, long, char *))
0651                      d->sslLib->resolve("SSL_ctrl");
0652         K_TLSv1_client_method = (SSL_METHOD * (*)()) d->sslLib->resolve("TLSv1_client_method");
0653         K_SSLv23_client_method = (SSL_METHOD * (*)()) d->sslLib->resolve("SSLv23_client_method");
0654         K_SSL_get_peer_certificate = (X509 * (*)(SSL *)) d->sslLib->resolve("SSL_get_peer_certificate");
0655         K_SSL_CIPHER_get_bits = (int (*)(SSL_CIPHER *, int *)) d->sslLib->resolve("SSL_CIPHER_get_bits");
0656         K_SSL_CIPHER_get_version = (char *(*)(SSL_CIPHER *)) d->sslLib->resolve("SSL_CIPHER_get_version");
0657         K_SSL_CIPHER_get_name = (const char *(*)(SSL_CIPHER *)) d->sslLib->resolve("SSL_CIPHER_get_name");
0658         K_SSL_CIPHER_description = (char *(*)(SSL_CIPHER *, char *, int)) d->sslLib->resolve("SSL_CIPHER_description");
0659         K_SSL_CTX_use_PrivateKey = (int (*)(SSL_CTX *, EVP_PKEY *)) d->sslLib->resolve("SSL_CTX_use_PrivateKey");
0660         K_SSL_CTX_use_certificate = (int (*)(SSL_CTX *, X509 *)) d->sslLib->resolve("SSL_CTX_use_certificate");
0661         K_SSL_get_error = (int (*)(SSL *, int)) d->sslLib->resolve("SSL_get_error");
0662         K_SSL_get_peer_cert_chain = (STACK_OF(X509) * (*)(SSL *)) d->sslLib->resolve("SSL_get_peer_cert_chain");
0663         K_SSL_load_client_CA_file = (STACK_OF(X509_NAME) * (*)(const char *)) d->sslLib->resolve("SSL_load_client_CA_file");
0664         K_SSL_peek = (int (*)(SSL *, void *, int)) d->sslLib->resolve("SSL_peek");
0665         K_SSL_get1_session = (SSL_SESSION * (*)(SSL *)) d->sslLib->resolve("SSL_get1_session");
0666         K_SSL_SESSION_free = (void (*)(SSL_SESSION *)) d->sslLib->resolve("SSL_SESSION_free");
0667         K_SSL_set_session = (int (*)(SSL *, SSL_SESSION *)) d->sslLib->resolve("SSL_set_session");
0668         K_d2i_SSL_SESSION = (SSL_SESSION * (*)(SSL_SESSION **, unsigned char **, long)) d->sslLib->resolve("d2i_SSL_SESSION");
0669         K_i2d_SSL_SESSION = (int (*)(SSL_SESSION *, unsigned char **)) d->sslLib->resolve("i2d_SSL_SESSION");
0670         K_SSL_get_ciphers = (STACK_OF(SSL_CIPHER) * (*)(const SSL *)) d->sslLib->resolve("SSL_get_ciphers");
0671 #endif
0672 
0673         // Initialize the library (once only!)
0674         QFunctionPointer x;
0675         x = d->sslLib->resolve("SSL_library_init");
0676         if (d->cryptoLib) {
0677             if (x) {
0678                 ((int (*)())x)();
0679             }
0680             x = d->cryptoLib->resolve("OpenSSL_add_all_algorithms");
0681             if (!x) {
0682                 x = d->cryptoLib->resolve("OPENSSL_add_all_algorithms");
0683             }
0684             if (x) {
0685                 ((void (*)())x)();
0686             } else {
0687                 x = d->cryptoLib->resolve("OpenSSL_add_all_algorithms_conf");
0688                 if (!x) {
0689                     x = d->cryptoLib->resolve("OPENSSL_add_all_algorithms_conf");
0690                 }
0691                 if (x) {
0692                     ((void (*)())x)();
0693                 } else {
0694                     x = d->cryptoLib->resolve("OpenSSL_add_all_algorithms_noconf");
0695                     if (!x) {
0696                         x = d->cryptoLib->resolve("OPENSSL_add_all_algorithms_noconf");
0697                     }
0698                     if (x) {
0699                         ((void (*)())x)();
0700                     }
0701                 }
0702             }
0703             x = d->cryptoLib->resolve("OpenSSL_add_all_ciphers");
0704             if (!x) {
0705                 x = d->cryptoLib->resolve("OPENSSL_add_all_ciphers");
0706             }
0707             if (x) {
0708                 ((void (*)())x)();
0709             }
0710             x = d->cryptoLib->resolve("OpenSSL_add_all_digests");
0711             if (!x) {
0712                 x = d->cryptoLib->resolve("OPENSSL_add_all_digests");
0713             }
0714             if (x) {
0715                 ((void (*)())x)();
0716             }
0717         }
0718     }
0719 
0720 }
0721 
0722 KOpenSSLProxy::~KOpenSSLProxy()
0723 {
0724     if (d->sslLib) {
0725         d->sslLib->unload();
0726     }
0727     if (d->cryptoLib) {
0728         d->cryptoLib->unload();
0729     }
0730 
0731     KOpenSSLProxyPrivate::sSelf = nullptr;
0732     delete d;
0733 }
0734 
0735 // FIXME: we should check "ok" and allow this to init the lib if !ok.
0736 
0737 KOpenSSLProxy *KOpenSSLProxy::self()
0738 {
0739 #if KSSL_HAVE_SSL
0740     if (!KOpenSSLProxyPrivate::sSelf) {
0741         KOpenSSLProxyPrivate::sSelf = new KOpenSSLProxy();
0742         qAddPostRoutine(KOpenSSLProxyPrivate::cleanupKOpenSSLProxy);
0743     }
0744 #endif
0745     return KOpenSSLProxyPrivate::sSelf;
0746 }
0747 
0748 #if KSSL_HAVE_SSL
0749 
0750 int KOpenSSLProxy::SSL_connect(SSL *ssl)
0751 {
0752     if (K_SSL_connect) {
0753         return (K_SSL_connect)(ssl);
0754     }
0755     return -1;
0756 }
0757 
0758 int KOpenSSLProxy::SSL_accept(SSL *ssl)
0759 {
0760     if (K_SSL_accept) {
0761         return (K_SSL_accept)(ssl);
0762     }
0763     return -1;
0764 }
0765 
0766 int KOpenSSLProxy::SSL_read(SSL *ssl, void *buf, int num)
0767 {
0768     if (K_SSL_read) {
0769         return (K_SSL_read)(ssl, buf, num);
0770     }
0771     return -1;
0772 }
0773 
0774 int KOpenSSLProxy::SSL_write(SSL *ssl, const void *buf, int num)
0775 {
0776     if (K_SSL_write) {
0777         return (K_SSL_write)(ssl, buf, num);
0778     }
0779     return -1;
0780 }
0781 
0782 SSL *KOpenSSLProxy::SSL_new(SSL_CTX *ctx)
0783 {
0784     if (K_SSL_new) {
0785         return (K_SSL_new)(ctx);
0786     }
0787     return nullptr;
0788 }
0789 
0790 void KOpenSSLProxy::SSL_free(SSL *ssl)
0791 {
0792     if (K_SSL_free) {
0793         (K_SSL_free)(ssl);
0794     }
0795 }
0796 
0797 int KOpenSSLProxy::SSL_shutdown(SSL *ssl)
0798 {
0799     if (K_SSL_shutdown) {
0800         return (K_SSL_shutdown)(ssl);
0801     }
0802     return -1;
0803 }
0804 
0805 SSL_CTX *KOpenSSLProxy::SSL_CTX_new(SSL_METHOD *method)
0806 {
0807     if (K_SSL_CTX_new) {
0808         return (K_SSL_CTX_new)(method);
0809     }
0810     return nullptr;
0811 }
0812 
0813 void KOpenSSLProxy::SSL_CTX_free(SSL_CTX *ctx)
0814 {
0815     if (K_SSL_CTX_free) {
0816         (K_SSL_CTX_free)(ctx);
0817     }
0818 }
0819 
0820 int KOpenSSLProxy::SSL_set_fd(SSL *ssl, int fd)
0821 {
0822     if (K_SSL_set_fd) {
0823         return (K_SSL_set_fd)(ssl, fd);
0824     }
0825     return -1;
0826 }
0827 
0828 int KOpenSSLProxy::SSL_pending(SSL *ssl)
0829 {
0830     if (K_SSL_pending) {
0831         return (K_SSL_pending)(ssl);
0832     }
0833     return -1;
0834 }
0835 
0836 int KOpenSSLProxy::SSL_CTX_set_cipher_list(SSL_CTX *ctx, const char *str)
0837 {
0838     if (K_SSL_CTX_set_cipher_list) {
0839         return (K_SSL_CTX_set_cipher_list)(ctx, str);
0840     }
0841     return -1;
0842 }
0843 
0844 void KOpenSSLProxy::SSL_CTX_set_verify(SSL_CTX *ctx, int mode,
0845                                        int (*verify_callback)(int, X509_STORE_CTX *))
0846 {
0847     if (K_SSL_CTX_set_verify) {
0848         (K_SSL_CTX_set_verify)(ctx, mode, verify_callback);
0849     }
0850 }
0851 
0852 int KOpenSSLProxy::SSL_use_certificate(SSL *ssl, X509 *x)
0853 {
0854     if (K_SSL_use_certificate) {
0855         return (K_SSL_use_certificate)(ssl, x);
0856     }
0857     return -1;
0858 }
0859 
0860 SSL_CIPHER *KOpenSSLProxy::SSL_get_current_cipher(SSL *ssl)
0861 {
0862     if (K_SSL_get_current_cipher) {
0863         return (K_SSL_get_current_cipher)(ssl);
0864     }
0865     return nullptr;
0866 }
0867 
0868 long KOpenSSLProxy::SSL_ctrl(SSL *ssl, int cmd, long larg, char *parg)
0869 {
0870     if (K_SSL_ctrl) {
0871         return (K_SSL_ctrl)(ssl, cmd, larg, parg);
0872     }
0873     return -1;
0874 }
0875 
0876 int KOpenSSLProxy::RAND_egd(const char *path)
0877 {
0878     if (K_RAND_egd) {
0879         return (K_RAND_egd)(path);
0880     }
0881     return -1;
0882 }
0883 
0884 SSL_METHOD *KOpenSSLProxy::TLSv1_client_method()
0885 {
0886     if (K_TLSv1_client_method) {
0887         return (K_TLSv1_client_method)();
0888     }
0889     return nullptr;
0890 }
0891 
0892 SSL_METHOD *KOpenSSLProxy::SSLv23_client_method()
0893 {
0894     if (K_SSLv23_client_method) {
0895         return (K_SSLv23_client_method)();
0896     }
0897     return nullptr;
0898 }
0899 
0900 X509 *KOpenSSLProxy::SSL_get_peer_certificate(SSL *s)
0901 {
0902     if (K_SSL_get_peer_certificate) {
0903         return (K_SSL_get_peer_certificate)(s);
0904     }
0905     return nullptr;
0906 }
0907 
0908 int KOpenSSLProxy::SSL_CIPHER_get_bits(SSL_CIPHER *c, int *alg_bits)
0909 {
0910     if (K_SSL_CIPHER_get_bits) {
0911         return (K_SSL_CIPHER_get_bits)(c, alg_bits);
0912     }
0913     return -1;
0914 }
0915 
0916 char *KOpenSSLProxy::SSL_CIPHER_get_version(SSL_CIPHER *c)
0917 {
0918     if (K_SSL_CIPHER_get_version) {
0919         return (K_SSL_CIPHER_get_version)(c);
0920     }
0921     return nullptr;
0922 }
0923 
0924 const char *KOpenSSLProxy::SSL_CIPHER_get_name(SSL_CIPHER *c)
0925 {
0926     if (K_SSL_CIPHER_get_name) {
0927         return (K_SSL_CIPHER_get_name)(c);
0928     }
0929     return nullptr;
0930 }
0931 
0932 char *KOpenSSLProxy::SSL_CIPHER_description(SSL_CIPHER *c, char *buf, int size)
0933 {
0934     if (K_SSL_CIPHER_description) {
0935         return (K_SSL_CIPHER_description)(c, buf, size);
0936     }
0937     return nullptr;
0938 }
0939 
0940 X509 *KOpenSSLProxy::d2i_X509(X509 **a, unsigned char **pp, long length)
0941 {
0942     if (K_d2i_X509) {
0943         return (K_d2i_X509)(a, pp, length);
0944     }
0945     return nullptr;
0946 }
0947 
0948 int KOpenSSLProxy::i2d_X509(X509 *a, unsigned char **pp)
0949 {
0950     if (K_i2d_X509) {
0951         return (K_i2d_X509)(a, pp);
0952     }
0953     return -1;
0954 }
0955 
0956 int KOpenSSLProxy::X509_cmp(X509 *a, X509 *b)
0957 {
0958     if (K_X509_cmp) {
0959         return (K_X509_cmp)(a, b);
0960     }
0961     return 0;
0962 }
0963 
0964 X509_STORE *KOpenSSLProxy::X509_STORE_new(void)
0965 {
0966     if (K_X509_STORE_new) {
0967         return (K_X509_STORE_new)();
0968     }
0969     return nullptr;
0970 }
0971 
0972 void KOpenSSLProxy::X509_STORE_free(X509_STORE *v)
0973 {
0974     if (K_X509_STORE_free) {
0975         (K_X509_STORE_free)(v);
0976     }
0977 }
0978 
0979 void KOpenSSLProxy::X509_STORE_set_verify_cb(X509_STORE *store, int (*verify_cb)(int, X509_STORE_CTX *))
0980 {
0981 #if OPENSSL_VERSION_NUMBER < 0x10100000L
0982     X509_STORE_set_verify_cb_func(store, verify_cb);
0983 #else
0984     if (K_X509_STORE_set_verify_cb) {
0985         (K_X509_STORE_set_verify_cb)(store, verify_cb);
0986     }
0987 #endif
0988 }
0989 
0990 X509_STORE_CTX *KOpenSSLProxy::X509_STORE_CTX_new(void)
0991 {
0992     if (K_X509_STORE_CTX_new) {
0993         return (K_X509_STORE_CTX_new)();
0994     }
0995     return nullptr;
0996 }
0997 
0998 void KOpenSSLProxy::X509_STORE_CTX_free(X509_STORE_CTX *ctx)
0999 {
1000     if (K_X509_STORE_CTX_free) {
1001         (K_X509_STORE_CTX_free)(ctx);
1002     }
1003 }
1004 
1005 int KOpenSSLProxy::X509_verify_cert(X509_STORE_CTX *ctx)
1006 {
1007     if (K_X509_verify_cert) {
1008         return (K_X509_verify_cert)(ctx);
1009     }
1010     return -1;
1011 }
1012 
1013 void KOpenSSLProxy::X509_free(X509 *a)
1014 {
1015     if (K_X509_free) {
1016         (K_X509_free)(a);
1017     }
1018 }
1019 
1020 char *KOpenSSLProxy::X509_NAME_oneline(X509_NAME *a, char *buf, int size)
1021 {
1022     if (K_X509_NAME_oneline) {
1023         return (K_X509_NAME_oneline)(a, buf, size);
1024     }
1025     return nullptr;
1026 }
1027 
1028 X509_NAME *KOpenSSLProxy::X509_get_subject_name(X509 *a)
1029 {
1030     if (K_X509_get_subject_name) {
1031         return (K_X509_get_subject_name)(a);
1032     }
1033     return nullptr;
1034 }
1035 
1036 X509_NAME *KOpenSSLProxy::X509_get_issuer_name(X509 *a)
1037 {
1038     if (K_X509_get_issuer_name) {
1039         return (K_X509_get_issuer_name)(a);
1040     }
1041     return nullptr;
1042 }
1043 
1044 void KOpenSSLProxy::X509_get0_signature(const ASN1_BIT_STRING **psig, const X509_ALGOR **algor, const X509 *x)
1045 {
1046 #if OPENSSL_VERSION_NUMBER < 0x10100000L
1047     if (psig) {
1048         *psig = x->signature;
1049     }
1050     if (algor) {
1051         *algor = x->sig_alg;
1052     }
1053 #else
1054     if (K_X509_get0_signature) {
1055         return (K_X509_get0_signature)(psig, algor, x);
1056     }
1057 #endif
1058 }
1059 
1060 X509_LOOKUP *KOpenSSLProxy::X509_STORE_add_lookup(X509_STORE *v, X509_LOOKUP_METHOD *m)
1061 {
1062     if (K_X509_STORE_add_lookup) {
1063         return (K_X509_STORE_add_lookup)(v, m);
1064     }
1065     return nullptr;
1066 }
1067 
1068 X509_LOOKUP_METHOD *KOpenSSLProxy::X509_LOOKUP_file(void)
1069 {
1070     if (K_X509_LOOKUP_file) {
1071         return (K_X509_LOOKUP_file)();
1072     }
1073     return nullptr;
1074 }
1075 
1076 void KOpenSSLProxy::X509_LOOKUP_free(X509_LOOKUP *x)
1077 {
1078     if (K_X509_LOOKUP_free) {
1079         (K_X509_LOOKUP_free)(x);
1080     }
1081 }
1082 
1083 int KOpenSSLProxy::X509_LOOKUP_ctrl(X509_LOOKUP *ctx, int cmd, const char *argc, long argl, char **ret)
1084 {
1085     if (K_X509_LOOKUP_ctrl) {
1086         return (K_X509_LOOKUP_ctrl)(ctx, cmd, argc, argl, ret);
1087     }
1088     return -1;
1089 }
1090 
1091 void KOpenSSLProxy::X509_STORE_CTX_init(X509_STORE_CTX *ctx, X509_STORE *store, X509 *x509, STACK_OF(X509) *chain)
1092 {
1093     if (K_X509_STORE_CTX_init) {
1094         (K_X509_STORE_CTX_init)(ctx, store, x509, chain);
1095     }
1096 }
1097 
1098 #if OPENSSL_VERSION_NUMBER < 0x10100000L || defined(LIBRESSL_VERSION_NUMBER)
1099 void KOpenSSLProxy::CRYPTO_free(void *x)
1100 {
1101     if (K_CRYPTO_free) {
1102         (K_CRYPTO_free)(x);
1103     }
1104 }
1105 #else
1106 void KOpenSSLProxy::CRYPTO_free(void *x, const char *file, int line)
1107 {
1108     if (K_CRYPTO_free) {
1109         K_CRYPTO_free(x, file, line);
1110     }
1111 }
1112 #endif
1113 
1114 X509 *KOpenSSLProxy::X509_dup(X509 *x509)
1115 {
1116     if (K_X509_dup) {
1117         return (K_X509_dup)(x509);
1118     }
1119     return nullptr;
1120 }
1121 
1122 ASN1_TIME *KOpenSSLProxy::X509_getm_notBefore(const X509 *x)
1123 {
1124 #if OPENSSL_VERSION_NUMBER < 0x10100000L
1125     return X509_get_notBefore(x);
1126 #else
1127     if (K_X509_getm_notBefore) {
1128         return (K_X509_getm_notBefore)(x);
1129     } else {
1130         return nullptr;
1131     }
1132 #endif
1133 }
1134 
1135 ASN1_TIME *KOpenSSLProxy::X509_getm_notAfter(const X509 *x)
1136 {
1137 #if OPENSSL_VERSION_NUMBER < 0x10100000L
1138     return X509_get_notAfter(x);
1139 #else
1140     if (K_X509_getm_notAfter) {
1141         return (K_X509_getm_notAfter)(x);
1142     } else {
1143         return nullptr;
1144     }
1145 #endif
1146 }
1147 
1148 BIO *KOpenSSLProxy::BIO_new(BIO_METHOD *type)
1149 {
1150     if (K_BIO_new) {
1151         return (K_BIO_new)(type);
1152     } else {
1153         return nullptr;
1154     }
1155 }
1156 
1157 BIO_METHOD *KOpenSSLProxy::BIO_s_mem(void)
1158 {
1159     if (K_BIO_s_mem) {
1160         return (K_BIO_s_mem)();
1161     } else {
1162         return nullptr;
1163     }
1164 }
1165 
1166 BIO *KOpenSSLProxy::BIO_new_fp(FILE *stream, int close_flag)
1167 {
1168     if (K_BIO_new_fp) {
1169         return (K_BIO_new_fp)(stream, close_flag);
1170     }
1171     return nullptr;
1172 }
1173 
1174 BIO *KOpenSSLProxy::BIO_new_mem_buf(void *buf, int len)
1175 {
1176     if (K_BIO_new_mem_buf) {
1177         return (K_BIO_new_mem_buf)(buf, len);
1178     } else {
1179         return nullptr;
1180     }
1181 }
1182 
1183 int KOpenSSLProxy::BIO_free(BIO *a)
1184 {
1185     if (K_BIO_free) {
1186         return (K_BIO_free)(a);
1187     }
1188     return -1;
1189 }
1190 
1191 long KOpenSSLProxy::BIO_ctrl(BIO *bp, int cmd, long larg, void *parg)
1192 {
1193     if (K_BIO_ctrl) {
1194         return (K_BIO_ctrl)(bp, cmd, larg, parg);
1195     } else {
1196         return 0;    // failure return for BIO_ctrl is quite individual, maybe we should abort() instead
1197     }
1198 }
1199 
1200 int KOpenSSLProxy::BIO_write(BIO *b, const void *data, int len)
1201 {
1202     if (K_BIO_write) {
1203         return (K_BIO_write)(b, data, len);
1204     } else {
1205         return -1;
1206     }
1207 }
1208 
1209 int KOpenSSLProxy::PEM_write_bio_X509(BIO *bp, X509 *x)
1210 {
1211     if (K_PEM_ASN1_write_bio) {
1212         return (K_PEM_ASN1_write_bio)((int (*)())K_i2d_X509, PEM_STRING_X509, bp, (char *)x, nullptr, nullptr, 0, nullptr, nullptr);
1213     } else {
1214         return -1;
1215     }
1216 }
1217 
1218 int KOpenSSLProxy::ASN1_item_i2d_fp(FILE *out, unsigned char *x)
1219 {
1220     if (K_ASN1_item_i2d_fp && K_NETSCAPE_X509_it) {
1221         return (K_ASN1_item_i2d_fp)(K_NETSCAPE_X509_it, out, x);
1222     } else {
1223         return -1;
1224     }
1225 }
1226 
1227 int KOpenSSLProxy::X509_print(FILE *fp, X509 *x)
1228 {
1229     if (K_X509_print_fp) {
1230         return (K_X509_print_fp)(fp, x);
1231     }
1232     return -1;
1233 }
1234 
1235 PKCS12 *KOpenSSLProxy::d2i_PKCS12_fp(FILE *fp, PKCS12 **p12)
1236 {
1237     if (K_d2i_PKCS12_fp) {
1238         return (K_d2i_PKCS12_fp)(fp, p12);
1239     } else {
1240         return nullptr;
1241     }
1242 }
1243 
1244 int KOpenSSLProxy::PKCS12_newpass(PKCS12 *p12, char *oldpass, char *newpass)
1245 {
1246     if (K_PKCS12_newpass) {
1247         return (K_PKCS12_newpass)(p12, oldpass, newpass);
1248     } else {
1249         return -1;
1250     }
1251 }
1252 
1253 int KOpenSSLProxy::i2d_PKCS12(PKCS12 *p12, unsigned char **p)
1254 {
1255     if (K_i2d_PKCS12) {
1256         return (K_i2d_PKCS12)(p12, p);
1257     } else {
1258         return -1;
1259     }
1260 }
1261 
1262 int KOpenSSLProxy::i2d_PKCS12_fp(FILE *fp, PKCS12 *p12)
1263 {
1264     if (K_i2d_PKCS12_fp) {
1265         return (K_i2d_PKCS12_fp)(fp, p12);
1266     } else {
1267         return -1;
1268     }
1269 }
1270 
1271 PKCS12 *KOpenSSLProxy::PKCS12_new(void)
1272 {
1273     if (K_PKCS12_new) {
1274         return (K_PKCS12_new)();
1275     } else {
1276         return nullptr;
1277     }
1278 }
1279 
1280 void KOpenSSLProxy::PKCS12_free(PKCS12 *a)
1281 {
1282     if (K_PKCS12_free) {
1283         (K_PKCS12_free)(a);
1284     }
1285 }
1286 
1287 int KOpenSSLProxy::PKCS12_parse(PKCS12 *p12, const char *pass, EVP_PKEY **pkey,
1288                                 X509 **cert, STACK_OF(X509) **ca)
1289 {
1290     if (K_PKCS12_parse) {
1291         return (K_PKCS12_parse)(p12, pass, pkey, cert, ca);
1292     } else {
1293         return -1;
1294     }
1295 }
1296 
1297 void KOpenSSLProxy::EVP_PKEY_free(EVP_PKEY *x)
1298 {
1299     if (K_EVP_PKEY_free) {
1300         (K_EVP_PKEY_free)(x);
1301     }
1302 }
1303 
1304 EVP_PKEY *KOpenSSLProxy::EVP_PKEY_new()
1305 {
1306     if (K_EVP_PKEY_new) {
1307         return (K_EVP_PKEY_new)();
1308     } else {
1309         return nullptr;
1310     }
1311 }
1312 
1313 void KOpenSSLProxy::X509_REQ_free(X509_REQ *x)
1314 {
1315     if (K_X509_REQ_free) {
1316         (K_X509_REQ_free)(x);
1317     }
1318 }
1319 
1320 X509_REQ *KOpenSSLProxy::X509_REQ_new()
1321 {
1322     if (K_X509_REQ_new) {
1323         return (K_X509_REQ_new)();
1324     } else {
1325         return nullptr;
1326     }
1327 }
1328 
1329 int KOpenSSLProxy::SSL_CTX_use_PrivateKey(SSL_CTX *ctx, EVP_PKEY *pkey)
1330 {
1331     if (K_SSL_CTX_use_PrivateKey) {
1332         return (K_SSL_CTX_use_PrivateKey)(ctx, pkey);
1333     } else {
1334         return -1;
1335     }
1336 }
1337 
1338 int KOpenSSLProxy::SSL_CTX_use_certificate(SSL_CTX *ctx, X509 *x)
1339 {
1340     if (K_SSL_CTX_use_certificate) {
1341         return (K_SSL_CTX_use_certificate)(ctx, x);
1342     } else {
1343         return -1;
1344     }
1345 }
1346 
1347 int KOpenSSLProxy::SSL_get_error(SSL *ssl, int rc)
1348 {
1349     if (K_SSL_get_error) {
1350         return (K_SSL_get_error)(ssl, rc);
1351     } else {
1352         return -1;
1353     }
1354 }
1355 
1356 STACK_OF(X509) *KOpenSSLProxy::SSL_get_peer_cert_chain(SSL *s)
1357 {
1358     if (K_SSL_get_peer_cert_chain) {
1359         return (K_SSL_get_peer_cert_chain)(s);
1360     } else {
1361         return nullptr;
1362     }
1363 }
1364 
1365 void KOpenSSLProxy::OPENSSL_sk_free(STACK *s)
1366 {
1367     if (K_OPENSSL_sk_free) {
1368         (K_OPENSSL_sk_free)(s);
1369     }
1370 }
1371 
1372 int KOpenSSLProxy::OPENSSL_sk_num(STACK *s)
1373 {
1374     if (K_OPENSSL_sk_num) {
1375         return (K_OPENSSL_sk_num)(s);
1376     } else {
1377         return -1;
1378     }
1379 }
1380 
1381 char *KOpenSSLProxy::OPENSSL_sk_pop(STACK *s)
1382 {
1383     if (K_OPENSSL_sk_pop) {
1384         return (K_OPENSSL_sk_pop)(s);
1385     } else {
1386         return nullptr;
1387     }
1388 }
1389 
1390 char *KOpenSSLProxy::OPENSSL_sk_value(STACK *s, int n)
1391 {
1392     if (K_OPENSSL_sk_value) {
1393         return (K_OPENSSL_sk_value)(s, n);
1394     } else {
1395         return nullptr;
1396     }
1397 }
1398 
1399 void KOpenSSLProxy::X509_STORE_CTX_set_chain(X509_STORE_CTX *v, STACK_OF(X509)* x)
1400 {
1401     if (K_X509_STORE_CTX_set_chain) {
1402         (K_X509_STORE_CTX_set_chain)(v, x);
1403     }
1404 }
1405 
1406 void KOpenSSLProxy::X509_STORE_CTX_set_purpose(X509_STORE_CTX *v, int purpose)
1407 {
1408     if (K_X509_STORE_CTX_set_purpose) {
1409         (K_X509_STORE_CTX_set_purpose)(v, purpose);
1410     }
1411 }
1412 
1413 X509 *KOpenSSLProxy::X509_STORE_CTX_get_current_cert(X509_STORE_CTX *v)
1414 {
1415 #if OPENSSL_VERSION_NUMBER < 0x10100000L
1416     return v->current_cert;
1417 #else
1418     if (K_X509_STORE_CTX_get_current_cert) {
1419         return (K_X509_STORE_CTX_get_current_cert)(v);
1420     } else {
1421         return nullptr;
1422     }
1423 #endif
1424 }
1425 
1426 void KOpenSSLProxy::X509_STORE_CTX_set_error(X509_STORE_CTX *v, int error)
1427 {
1428 #if OPENSSL_VERSION_NUMBER < 0x10100000L
1429     v->error = error;
1430 #else
1431     if (K_X509_STORE_CTX_set_error) {
1432         (K_X509_STORE_CTX_set_error)(v, error);
1433     }
1434 #endif
1435 }
1436 
1437 int KOpenSSLProxy::X509_STORE_CTX_get_error(X509_STORE_CTX *v)
1438 {
1439 #if OPENSSL_VERSION_NUMBER < 0x10100000L
1440     return v->error;
1441 #else
1442     if (K_X509_STORE_CTX_get_error) {
1443         return (K_X509_STORE_CTX_get_error)(v);
1444     } else {
1445         return 0;
1446     }
1447 #endif
1448 }
1449 
1450 STACK *KOpenSSLProxy::OPENSSL_sk_dup(STACK *s)
1451 {
1452     if (K_OPENSSL_sk_dup) {
1453         return (K_OPENSSL_sk_dup)(s);
1454     } else {
1455         return nullptr;
1456     }
1457 }
1458 
1459 STACK *KOpenSSLProxy::OPENSSL_sk_new(int (*cmp)())
1460 {
1461     if (K_OPENSSL_sk_new) {
1462         return (K_OPENSSL_sk_new)(cmp);
1463     } else {
1464         return nullptr;
1465     }
1466 }
1467 
1468 int KOpenSSLProxy::OPENSSL_sk_push(STACK *s, char *d)
1469 {
1470     if (K_OPENSSL_sk_push) {
1471         return (K_OPENSSL_sk_push)(s, d);
1472     } else {
1473         return -1;
1474     }
1475 }
1476 
1477 char *KOpenSSLProxy::i2s_ASN1_INTEGER(X509V3_EXT_METHOD *meth, ASN1_INTEGER *aint)
1478 {
1479     if (K_i2s_ASN1_INTEGER) {
1480         return (K_i2s_ASN1_INTEGER)(meth, aint);
1481     } else {
1482         return nullptr;
1483     }
1484 }
1485 
1486 ASN1_INTEGER *KOpenSSLProxy::X509_get_serialNumber(X509 *x)
1487 {
1488     if (K_X509_get_serialNumber) {
1489         return (K_X509_get_serialNumber)(x);
1490     } else {
1491         return nullptr;
1492     }
1493 }
1494 
1495 EVP_PKEY *KOpenSSLProxy::X509_get_pubkey(X509 *x)
1496 {
1497     if (K_X509_get_pubkey) {
1498         return (K_X509_get_pubkey)(x);
1499     } else {
1500         return nullptr;
1501     }
1502 }
1503 
1504 int KOpenSSLProxy::i2d_PublicKey(EVP_PKEY *a, unsigned char **pp)
1505 {
1506     if (K_i2d_PublicKey) {
1507         return (K_i2d_PublicKey)(a, pp);
1508     } else {
1509         return 0;
1510     }
1511 }
1512 
1513 int KOpenSSLProxy::X509_check_private_key(X509 *x, EVP_PKEY *p)
1514 {
1515     if (K_X509_check_private_key) {
1516         return (K_X509_check_private_key)(x, p);
1517     }
1518     return -1;
1519 }
1520 
1521 char *KOpenSSLProxy::BN_bn2hex(const BIGNUM *a)
1522 {
1523     if (K_BN_bn2hex) {
1524         return (K_BN_bn2hex)(a);
1525     } else {
1526         return nullptr;
1527     }
1528 }
1529 
1530 int KOpenSSLProxy::X509_digest(const X509 *x, const EVP_MD *t, unsigned char *md, unsigned int *len)
1531 {
1532     if (K_X509_digest) {
1533         return (K_X509_digest)(x, t, md, len);
1534     } else {
1535         return -1;
1536     }
1537 }
1538 
1539 EVP_MD *KOpenSSLProxy::EVP_md5()
1540 {
1541     if (K_EVP_md5) {
1542         return (K_EVP_md5)();
1543     }
1544     return nullptr;
1545 }
1546 
1547 void KOpenSSLProxy::ASN1_INTEGER_free(ASN1_INTEGER *a)
1548 {
1549     if (K_ASN1_INTEGER_free) {
1550         (K_ASN1_INTEGER_free)(a);
1551     }
1552 }
1553 
1554 int KOpenSSLProxy::OBJ_obj2nid(ASN1_OBJECT *o)
1555 {
1556     if (K_OBJ_obj2nid) {
1557         return (K_OBJ_obj2nid)(o);
1558     } else {
1559         return -1;
1560     }
1561 }
1562 
1563 const char *KOpenSSLProxy::OBJ_nid2ln(int n)
1564 {
1565     if (K_OBJ_nid2ln) {
1566         return (K_OBJ_nid2ln)(n);
1567     } else {
1568         return nullptr;
1569     }
1570 }
1571 
1572 int KOpenSSLProxy::X509_get_ext_count(X509 *x)
1573 {
1574     if (K_X509_get_ext_count) {
1575         return (K_X509_get_ext_count)(x);
1576     } else {
1577         return -1;
1578     }
1579 }
1580 
1581 int KOpenSSLProxy::X509_get_ext_by_NID(X509 *x, int nid, int lastpos)
1582 {
1583     if (K_X509_get_ext_by_NID) {
1584         return (K_X509_get_ext_by_NID)(x, nid, lastpos);
1585     } else {
1586         return -1;
1587     }
1588 }
1589 
1590 int KOpenSSLProxy::X509_get_ext_by_OBJ(X509 *x, ASN1_OBJECT *obj, int lastpos)
1591 {
1592     if (K_X509_get_ext_by_OBJ) {
1593         return (K_X509_get_ext_by_OBJ)(x, obj, lastpos);
1594     } else {
1595         return -1;
1596     }
1597 }
1598 
1599 X509_EXTENSION *KOpenSSLProxy::X509_get_ext(X509 *x, int loc)
1600 {
1601     if (K_X509_get_ext) {
1602         return (K_X509_get_ext)(x, loc);
1603     } else {
1604         return nullptr;
1605     }
1606 }
1607 
1608 X509_EXTENSION *KOpenSSLProxy::X509_delete_ext(X509 *x, int loc)
1609 {
1610     if (K_X509_delete_ext) {
1611         return (K_X509_delete_ext)(x, loc);
1612     } else {
1613         return nullptr;
1614     }
1615 }
1616 
1617 int KOpenSSLProxy::X509_add_ext(X509 *x, X509_EXTENSION *ex, int loc)
1618 {
1619     if (K_X509_add_ext) {
1620         return (K_X509_add_ext)(x, ex, loc);
1621     } else {
1622         return -1;
1623     }
1624 }
1625 
1626 void *KOpenSSLProxy::X509_get_ext_d2i(X509 *x, int nid, int *crit, int *idx)
1627 {
1628     if (K_X509_get_ext_d2i) {
1629         return (K_X509_get_ext_d2i)(x, nid, crit, idx);
1630     } else {
1631         return nullptr;
1632     }
1633 }
1634 
1635 char *KOpenSSLProxy::i2s_ASN1_OCTET_STRING(X509V3_EXT_METHOD *method, ASN1_OCTET_STRING *ia5)
1636 {
1637     if (K_i2s_ASN1_OCTET_STRING) {
1638         return (K_i2s_ASN1_OCTET_STRING)(method, ia5);
1639     } else {
1640         return nullptr;
1641     }
1642 }
1643 
1644 int KOpenSSLProxy::ASN1_BIT_STRING_get_bit(ASN1_BIT_STRING *a, int n)
1645 {
1646     if (K_ASN1_BIT_STRING_get_bit) {
1647         return (K_ASN1_BIT_STRING_get_bit)(a, n);
1648     } else {
1649         return -1;
1650     }
1651 }
1652 
1653 PKCS7 *KOpenSSLProxy::PKCS7_new(void)
1654 {
1655     if (K_PKCS7_new) {
1656         return (K_PKCS7_new)();
1657     } else {
1658         return nullptr;
1659     }
1660 }
1661 
1662 void KOpenSSLProxy::PKCS7_free(PKCS7 *a)
1663 {
1664     if (K_PKCS7_free) {
1665         (K_PKCS7_free)(a);
1666     }
1667 }
1668 
1669 void KOpenSSLProxy::PKCS7_content_free(PKCS7 *a)
1670 {
1671     if (K_PKCS7_content_free) {
1672         (K_PKCS7_content_free)(a);
1673     }
1674 }
1675 
1676 int KOpenSSLProxy::i2d_PKCS7(PKCS7 *a, unsigned char **pp)
1677 {
1678     if (K_i2d_PKCS7) {
1679         return (K_i2d_PKCS7)(a, pp);
1680     } else {
1681         return -1;
1682     }
1683 }
1684 
1685 PKCS7 *KOpenSSLProxy::d2i_PKCS7(PKCS7 **a, unsigned char **pp, long length)
1686 {
1687     if (K_d2i_PKCS7) {
1688         return (K_d2i_PKCS7)(a, pp, length);
1689     } else {
1690         return nullptr;
1691     }
1692 }
1693 
1694 int KOpenSSLProxy::i2d_PKCS7_fp(FILE *fp, PKCS7 *p7)
1695 {
1696     if (K_i2d_PKCS7_fp) {
1697         return (K_i2d_PKCS7_fp)(fp, p7);
1698     } else {
1699         return -1;
1700     }
1701 }
1702 
1703 PKCS7 *KOpenSSLProxy::d2i_PKCS7_fp(FILE *fp, PKCS7 **p7)
1704 {
1705     if (K_d2i_PKCS7_fp) {
1706         return (K_d2i_PKCS7_fp)(fp, p7);
1707     } else {
1708         return nullptr;
1709     }
1710 }
1711 
1712 int KOpenSSLProxy::i2d_PKCS7_bio(BIO *bp, PKCS7 *p7)
1713 {
1714     if (K_i2d_PKCS7_bio) {
1715         return (K_i2d_PKCS7_bio)(bp, p7);
1716     } else {
1717         return -1;
1718     }
1719 }
1720 
1721 PKCS7 *KOpenSSLProxy::d2i_PKCS7_bio(BIO *bp, PKCS7 **p7)
1722 {
1723     if (K_d2i_PKCS7_bio) {
1724         return (K_d2i_PKCS7_bio)(bp, p7);
1725     } else {
1726         return nullptr;
1727     }
1728 }
1729 
1730 PKCS7 *KOpenSSLProxy::PKCS7_dup(PKCS7 *p7)
1731 {
1732     if (K_PKCS7_dup) {
1733         return (K_PKCS7_dup)(p7);
1734     } else {
1735         return nullptr;
1736     }
1737 }
1738 
1739 PKCS7 *KOpenSSLProxy::PKCS7_sign(X509 *signcert, EVP_PKEY *pkey, STACK_OF(X509) *certs,
1740                                  BIO *data, int flags)
1741 {
1742     if (K_PKCS7_sign) {
1743         return (K_PKCS7_sign)(signcert, pkey, certs, data, flags);
1744     } else {
1745         return nullptr;
1746     }
1747 }
1748 
1749 int KOpenSSLProxy::PKCS7_verify(PKCS7 *p, STACK_OF(X509)* st, X509_STORE *s, BIO *in, BIO *out, int flags)
1750 {
1751     if (K_PKCS7_verify) {
1752         return (K_PKCS7_verify)(p, st, s, in, out, flags);
1753     } else {
1754         return 0;
1755     }
1756 }
1757 
1758 STACK_OF(X509) *KOpenSSLProxy::PKCS7_get0_signers(PKCS7 *p7, STACK_OF(X509) *certs, int flags)
1759 {
1760     if (K_PKCS7_get0_signers) {
1761         return (K_PKCS7_get0_signers)(p7, certs, flags);
1762     } else {
1763         return nullptr;
1764     }
1765 }
1766 
1767 PKCS7 *KOpenSSLProxy::PKCS7_encrypt(STACK_OF(X509) *certs, BIO *in, EVP_CIPHER *cipher,
1768                                     int flags)
1769 {
1770     if (K_PKCS7_encrypt) {
1771         return (K_PKCS7_encrypt)(certs, in, cipher, flags);
1772     } else {
1773         return nullptr;
1774     }
1775 }
1776 
1777 int KOpenSSLProxy::PKCS7_decrypt(PKCS7 *p7, EVP_PKEY *pkey, X509 *cert, BIO *data, int flags)
1778 {
1779     if (K_PKCS7_decrypt) {
1780         return (K_PKCS7_decrypt)(p7, pkey, cert, data, flags);
1781     } else {
1782         return 0;
1783     }
1784 }
1785 
1786 STACK_OF(X509_NAME) *KOpenSSLProxy::SSL_load_client_CA_file(const char *file)
1787 {
1788     if (K_SSL_load_client_CA_file) {
1789         return (K_SSL_load_client_CA_file)(file);
1790     } else {
1791         return nullptr;
1792     }
1793 }
1794 
1795 STACK_OF(X509_INFO) *KOpenSSLProxy::PEM_X509_INFO_read(FILE *fp, STACK_OF(X509_INFO) *sk, pem_password_cb *cb, void *u)
1796 {
1797     if (K_PEM_X509_INFO_read) {
1798         return (K_PEM_X509_INFO_read)(fp, sk, cb, u);
1799     } else {
1800         return nullptr;
1801     }
1802 }
1803 
1804 X509 *KOpenSSLProxy::X509_d2i_fp(FILE *out, X509 **buf)
1805 {
1806     if (K_ASN1_d2i_fp) {
1807         return reinterpret_cast<X509 *>((K_ASN1_d2i_fp)(reinterpret_cast<char *(*)()>(K_X509_new), reinterpret_cast<char *(*)()>(K_d2i_X509), out, reinterpret_cast<unsigned char **>(buf)));
1808     } else {
1809         return nullptr;
1810     }
1811 }
1812 
1813 int KOpenSSLProxy::SSL_peek(SSL *ssl, void *buf, int num)
1814 {
1815     if (K_SSL_peek) {
1816         return (K_SSL_peek)(ssl, buf, num);
1817     } else {
1818         return -1;
1819     }
1820 }
1821 
1822 const char *KOpenSSLProxy::RAND_file_name(char *buf, size_t num)
1823 {
1824     if (K_RAND_file_name) {
1825         return (K_RAND_file_name)(buf, num);
1826     } else {
1827         return nullptr;
1828     }
1829 }
1830 
1831 int KOpenSSLProxy::RAND_load_file(const char *filename, long max_bytes)
1832 {
1833     if (K_RAND_load_file) {
1834         return (K_RAND_load_file)(filename, max_bytes);
1835     } else {
1836         return -1;
1837     }
1838 }
1839 
1840 int KOpenSSLProxy::RAND_write_file(const char *filename)
1841 {
1842     if (K_RAND_write_file) {
1843         return (K_RAND_write_file)(filename);
1844     } else {
1845         return -1;
1846     }
1847 }
1848 
1849 int KOpenSSLProxy::X509_PURPOSE_get_count()
1850 {
1851     if (K_X509_PURPOSE_get_count) {
1852         return (K_X509_PURPOSE_get_count)();
1853     } else {
1854         return -1;
1855     }
1856 }
1857 
1858 int KOpenSSLProxy::X509_PURPOSE_get_id(X509_PURPOSE *p)
1859 {
1860     if (K_X509_PURPOSE_get_id) {
1861         return (K_X509_PURPOSE_get_id)(p);
1862     } else {
1863         return -1;
1864     }
1865 }
1866 
1867 int KOpenSSLProxy::X509_check_purpose(X509 *x, int id, int ca)
1868 {
1869     if (K_X509_check_purpose) {
1870         return (K_X509_check_purpose)(x, id, ca);
1871     } else {
1872         return -1;
1873     }
1874 }
1875 
1876 X509_PURPOSE *KOpenSSLProxy::X509_PURPOSE_get0(int idx)
1877 {
1878     if (K_X509_PURPOSE_get0) {
1879         return (K_X509_PURPOSE_get0)(idx);
1880     } else {
1881         return nullptr;
1882     }
1883 }
1884 
1885 int KOpenSSLProxy::EVP_PKEY_assign(EVP_PKEY *pkey, int type, char *key)
1886 {
1887     if (K_EVP_PKEY_assign) {
1888         return (K_EVP_PKEY_assign)(pkey, type, key);
1889     } else {
1890         return -1;
1891     }
1892 }
1893 
1894 int KOpenSSLProxy::EVP_PKEY_base_id(EVP_PKEY *pkey)
1895 {
1896 #if OPENSSL_VERSION_NUMBER < 0x10100000L
1897     return pkey->type;
1898 #else
1899     if (K_EVP_PKEY_base_id) {
1900         return (K_EVP_PKEY_base_id)(pkey);
1901     } else {
1902         return 0;
1903     }
1904 #endif
1905 }
1906 
1907 RSA *KOpenSSLProxy::EVP_PKEY_get0_RSA(EVP_PKEY *pkey)
1908 {
1909 #if OPENSSL_VERSION_NUMBER < 0x10100000L
1910     return pkey->pkey.rsa;
1911 #else
1912     if (K_EVP_PKEY_get0_RSA) {
1913         return (K_EVP_PKEY_get0_RSA)(pkey);
1914     } else {
1915         return nullptr;
1916     }
1917 #endif
1918 }
1919 
1920 void KOpenSSLProxy::RSA_get0_key(RSA *rsa, const BIGNUM **n, const BIGNUM **e, const BIGNUM **d)
1921 {
1922 #if OPENSSL_VERSION_NUMBER < 0x10100000L
1923     if (n) {
1924         *n = rsa->n;
1925     }
1926     if (e) {
1927         *e = rsa->e;
1928     }
1929     if (d) {
1930         *d = rsa->d;
1931     }
1932 #else
1933     if (K_RSA_get0_key) {
1934         (K_RSA_get0_key)(rsa, n, e, d);
1935     }
1936 #endif
1937 }
1938 
1939 DSA *KOpenSSLProxy::EVP_PKEY_get0_DSA(EVP_PKEY *pkey)
1940 {
1941 #if OPENSSL_VERSION_NUMBER < 0x10100000L
1942     return pkey->pkey.dsa;
1943 #else
1944     if (K_EVP_PKEY_get0_DSA) {
1945         return (K_EVP_PKEY_get0_DSA)(pkey);
1946     } else {
1947         return nullptr;
1948     }
1949 #endif
1950 }
1951 
1952 void KOpenSSLProxy::DSA_get0_pqg(DSA *dsa, const BIGNUM **p, const BIGNUM **q, const BIGNUM **g)
1953 {
1954 #if OPENSSL_VERSION_NUMBER < 0x10100000L
1955     if (p) {
1956         *p = dsa->p;
1957     }
1958     if (q) {
1959         *q = dsa->q;
1960     }
1961     if (g) {
1962         *g = dsa->g;
1963     }
1964 #else
1965     if (K_DSA_get0_pqg) {
1966         (K_DSA_get0_pqg)(dsa, p, q, g);
1967     }
1968 #endif
1969 }
1970 
1971 void KOpenSSLProxy::DSA_get0_key(DSA *dsa, const BIGNUM **pub_key, const BIGNUM **priv_key)
1972 {
1973 #if OPENSSL_VERSION_NUMBER < 0x10100000L
1974     if (pub_key) {
1975         *pub_key = dsa->pub_key;
1976     }
1977     if (priv_key) {
1978         *priv_key = dsa->priv_key;
1979     }
1980 #else
1981     if (K_DSA_get0_key) {
1982         (K_DSA_get0_key)(dsa, pub_key, priv_key);
1983     }
1984 #endif
1985 }
1986 
1987 int KOpenSSLProxy::X509_REQ_set_pubkey(X509_REQ *x, EVP_PKEY *pkey)
1988 {
1989     if (K_X509_REQ_set_pubkey) {
1990         return (K_X509_REQ_set_pubkey)(x, pkey);
1991     } else {
1992         return -1;
1993     }
1994 }
1995 
1996 RSA *KOpenSSLProxy::RSA_generate_key(int bits, unsigned long e, void
1997                                      (*callback)(int, int, void *), void *cb_arg)
1998 {
1999     if (K_RSA_generate_key) {
2000         return (K_RSA_generate_key)(bits, e, callback, cb_arg);
2001     } else {
2002         return nullptr;
2003     }
2004 }
2005 
2006 STACK *KOpenSSLProxy::X509_get1_email(X509 *x)
2007 {
2008     if (K_X509_get1_email) {
2009         return (K_X509_get1_email)(x);
2010     } else {
2011         return nullptr;
2012     }
2013 }
2014 
2015 void KOpenSSLProxy::X509_email_free(STACK *sk)
2016 {
2017     if (K_X509_email_free) {
2018         (K_X509_email_free)(sk);
2019     }
2020 }
2021 
2022 EVP_CIPHER *KOpenSSLProxy::EVP_des_ede3_cbc()
2023 {
2024     if (K_EVP_des_ede3_cbc) {
2025         return (K_EVP_des_ede3_cbc)();
2026     } else {
2027         return nullptr;
2028     }
2029 }
2030 
2031 EVP_CIPHER *KOpenSSLProxy::EVP_des_cbc()
2032 {
2033     if (K_EVP_des_cbc) {
2034         return (K_EVP_des_cbc)();
2035     } else {
2036         return nullptr;
2037     }
2038 }
2039 
2040 EVP_CIPHER *KOpenSSLProxy::EVP_rc2_cbc()
2041 {
2042     if (K_EVP_rc2_cbc) {
2043         return (K_EVP_rc2_cbc)();
2044     } else {
2045         return nullptr;
2046     }
2047 }
2048 
2049 EVP_CIPHER *KOpenSSLProxy::EVP_rc2_64_cbc()
2050 {
2051     if (K_EVP_rc2_64_cbc) {
2052         return (K_EVP_rc2_64_cbc)();
2053     } else {
2054         return nullptr;
2055     }
2056 }
2057 
2058 EVP_CIPHER *KOpenSSLProxy::EVP_rc2_40_cbc()
2059 {
2060     if (K_EVP_rc2_40_cbc) {
2061         return (K_EVP_rc2_40_cbc)();
2062     } else {
2063         return nullptr;
2064     }
2065 }
2066 
2067 int KOpenSSLProxy::i2d_X509_REQ_fp(FILE *fp, X509_REQ *x)
2068 {
2069     if (K_i2d_X509_REQ_fp) {
2070         return (K_i2d_X509_REQ_fp)(fp, x);
2071     } else {
2072         return -1;
2073     }
2074 }
2075 
2076 void KOpenSSLProxy::ERR_clear_error()
2077 {
2078     if (K_ERR_clear_error) {
2079         (K_ERR_clear_error)();
2080     }
2081 }
2082 
2083 unsigned long KOpenSSLProxy::ERR_get_error()
2084 {
2085     if (K_ERR_get_error) {
2086         return (K_ERR_get_error)();
2087     } else {
2088         return 0xffffffff;
2089     }
2090 }
2091 
2092 void KOpenSSLProxy::ERR_print_errors_fp(FILE *fp)
2093 {
2094     if (K_ERR_print_errors_fp) {
2095         (K_ERR_print_errors_fp)(fp);
2096     }
2097 }
2098 
2099 SSL_SESSION *KOpenSSLProxy::SSL_get1_session(SSL *ssl)
2100 {
2101     if (K_SSL_get1_session) {
2102         return (K_SSL_get1_session)(ssl);
2103     } else {
2104         return nullptr;
2105     }
2106 }
2107 
2108 void KOpenSSLProxy::SSL_SESSION_free(SSL_SESSION *session)
2109 {
2110     if (K_SSL_SESSION_free) {
2111         (K_SSL_SESSION_free)(session);
2112     }
2113 }
2114 
2115 int KOpenSSLProxy::SSL_set_session(SSL *ssl, SSL_SESSION *session)
2116 {
2117     if (K_SSL_set_session) {
2118         return (K_SSL_set_session)(ssl, session);
2119     } else {
2120         return -1;
2121     }
2122 }
2123 
2124 SSL_SESSION *KOpenSSLProxy::d2i_SSL_SESSION(SSL_SESSION **a, unsigned char **pp, long length)
2125 {
2126     if (K_d2i_SSL_SESSION) {
2127         return (K_d2i_SSL_SESSION)(a, pp, length);
2128     } else {
2129         return nullptr;
2130     }
2131 }
2132 
2133 int KOpenSSLProxy::i2d_SSL_SESSION(SSL_SESSION *in, unsigned char **pp)
2134 {
2135     if (K_i2d_SSL_SESSION) {
2136         return (K_i2d_SSL_SESSION)(in, pp);
2137     } else {
2138         return -1;
2139     }
2140 }
2141 
2142 int KOpenSSLProxy::i2d_PrivateKey_fp(FILE *fp, EVP_PKEY *p)
2143 {
2144     if (K_i2d_PrivateKey_fp) {
2145         return (K_i2d_PrivateKey_fp)(fp, p);
2146     } else {
2147         return -1;
2148     }
2149 }
2150 
2151 int KOpenSSLProxy::i2d_PKCS8PrivateKey_fp(FILE *fp, EVP_PKEY *p, const EVP_CIPHER *c, char *k, int klen, pem_password_cb *cb, void *u)
2152 {
2153     if (K_i2d_PKCS8PrivateKey_fp) {
2154         return (K_i2d_PKCS8PrivateKey_fp)(fp, p, c, k, klen, cb, u);
2155     } else {
2156         return -1;
2157     }
2158 }
2159 
2160 void KOpenSSLProxy::RSA_free(RSA *rsa)
2161 {
2162     if (K_RSA_free) {
2163         (K_RSA_free)(rsa);
2164     }
2165 }
2166 
2167 EVP_CIPHER *KOpenSSLProxy::EVP_bf_cbc()
2168 {
2169     if (K_EVP_bf_cbc) {
2170         return (K_EVP_bf_cbc)();
2171     }
2172     return nullptr;
2173 }
2174 
2175 int KOpenSSLProxy::X509_REQ_sign(X509_REQ *x, EVP_PKEY *pkey, const EVP_MD *md)
2176 {
2177     if (K_X509_REQ_sign) {
2178         return (K_X509_REQ_sign)(x, pkey, md);
2179     }
2180     return -1;
2181 }
2182 
2183 int KOpenSSLProxy::X509_NAME_add_entry_by_txt(X509_NAME *name, char *field,
2184         int type, unsigned char *bytes, int len, int loc, int set)
2185 {
2186     if (K_X509_NAME_add_entry_by_txt) {
2187         return (K_X509_NAME_add_entry_by_txt)(name, field, type, bytes, len, loc, set);
2188     }
2189     return -1;
2190 }
2191 
2192 X509_NAME *KOpenSSLProxy::X509_NAME_new()
2193 {
2194     if (K_X509_NAME_new) {
2195         return (K_X509_NAME_new)();
2196     }
2197     return nullptr;
2198 }
2199 
2200 int KOpenSSLProxy::X509_REQ_set_subject_name(X509_REQ *req, X509_NAME *name)
2201 {
2202     if (K_X509_REQ_set_subject_name) {
2203         return (K_X509_REQ_set_subject_name)(req, name);
2204     }
2205     return -1;
2206 }
2207 
2208 unsigned char *KOpenSSLProxy::ASN1_STRING_data(ASN1_STRING *x)
2209 {
2210     if (K_ASN1_STRING_data) {
2211         return (K_ASN1_STRING_data)(x);
2212     }
2213     return nullptr;
2214 }
2215 
2216 int KOpenSSLProxy::ASN1_STRING_length(ASN1_STRING *x)
2217 {
2218     if (K_ASN1_STRING_length) {
2219         return (K_ASN1_STRING_length)(x);
2220     }
2221     return 0L;
2222 }
2223 
2224 STACK_OF(SSL_CIPHER) *KOpenSSLProxy::SSL_get_ciphers(const SSL *ssl)
2225 {
2226     if (K_SSL_get_ciphers) {
2227         return (K_SSL_get_ciphers)(ssl);
2228     }
2229     return nullptr;
2230 }
2231 
2232 #endif
2233