qsslsocket_openssl_symbols.cpp

奇趣公司比较新的qt/emd版本

/****************************************************************************
**
** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved.
**
** This file is part of the QtNetwork module of the Qt Toolkit.
**
** This file may be used under the terms of the GNU General Public
** License version 2.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of
** this file.  Please review the following information to ensure GNU
** General Public Licensing requirements will be met:
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**
** If you are unsure which license is appropriate for your use, please
** review the following information:
** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
** or contact the sales department at [e-mail].
**
** In addition, as a special exception, Trolltech gives you certain
** additional rights. These rights are described in the Trolltech GPL
** Exception version 1.0, which can be found at
** http://www.trolltech.com/products/qt/gplexception/ and in the file
** GPL_EXCEPTION.txt in this package.
**
** In addition, as a special exception, Trolltech, as the sole copyright
** holder for Qt Designer, grants users of the Qt/Eclipse Integration
** plug-in the right for the Qt/Eclipse Integration to link to
** functionality provided by Qt Designer and its related libraries.
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** Trolltech reserves all rights not expressly granted herein.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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****************************************************************************/

/****************************************************************************
**
** In addition, as a special exception, Trolltech gives permission to link
** the code of its release of Qt with the OpenSSL project's "OpenSSL" library
** (or modified versions of the "OpenSSL" library that use the same license
** as the original version), and distribute the linked executables.
**
** You must comply with the GNU General Public License version 2 in all
** respects for all of the code used other than the "OpenSSL" code.  If you
** modify this file, you may extend this exception to your version of the file,
** but you are not obligated to do so.  If you do not wish to do so, delete
** this exception statement from your version of this file.
**
****************************************************************************/

#include "qsslsocket_openssl_symbols_p.h"

#include <QtCore/qlibrary.h>
#include <QtCore/qmutex.h>
#include <private/qmutexpool_p.h>

#ifdef SSLEAY_MACROS
DEFINEFUNC3(void *, ASN1_dup, i2d_of_void *a, a, d2i_of_void *b, b, char *c, c, return 0, return)
#endif
DEFINEFUNC(unsigned char *, ASN1_STRING_data, ASN1_STRING *a, a, return 0, return)
DEFINEFUNC(int, ASN1_STRING_length, ASN1_STRING *a, a, return 0, return)
DEFINEFUNC4(long, BIO_ctrl, BIO *a, a, int b, b, long c, c, void *d, d, return -1, return)
DEFINEFUNC(int, BIO_free, BIO *a, a, return 0, return)
DEFINEFUNC(BIO *, BIO_new, BIO_METHOD *a, a, return 0, return)
DEFINEFUNC2(BIO *, BIO_new_mem_buf, void *a, a, int b, b, return 0, return)
DEFINEFUNC3(int, BIO_read, BIO *a, a, void *b, b, int c, c, return -1, return)
DEFINEFUNC(BIO_METHOD *, BIO_s_mem, void, DUMMYARG, return 0, return)
DEFINEFUNC3(int, BIO_write, BIO *a, a, const void *b, b, int c, c, return -1, return)
DEFINEFUNC(int, BN_num_bits, const BIGNUM *a, a, return 0, return)
DEFINEFUNC(int, CRYPTO_num_locks, DUMMYARG, DUMMYARG, return 0, return)
DEFINEFUNC(void, CRYPTO_set_locking_callback, void (*a)(int, int, const char *, int), a, return, DUMMYARG)
DEFINEFUNC(void, CRYPTO_set_id_callback, unsigned long (*a)(), a, return, DUMMYARG)
DEFINEFUNC(void, CRYPTO_free, void *a, a, return, DUMMYARG)
DEFINEFUNC(void, DSA_free, DSA *a, a, return, DUMMYARG)
#if  OPENSSL_VERSION_NUMBER < 0x00908000L
DEFINEFUNC3(X509 *, d2i_X509, X509 **a, a, unsigned char **b, b, long c, c, return 0, return)
#else // 0.9.8 broke SC and BC by changing this signature.
DEFINEFUNC3(X509 *, d2i_X509, X509 **a, a, const unsigned char **b, b, long c, c, return 0, return)
#endif
DEFINEFUNC2(char *, ERR_error_string, unsigned long a, a, char *b, b, return 0, return)
DEFINEFUNC(unsigned long, ERR_get_error, DUMMYARG, DUMMYARG, return 0, return)
DEFINEFUNC(const EVP_CIPHER *, EVP_des_ede3_cbc, DUMMYARG, DUMMYARG, return 0, return)
DEFINEFUNC3(int, EVP_PKEY_assign, EVP_PKEY *a, a, int b, b, char *c, c, return -1, return)
DEFINEFUNC(void, EVP_PKEY_free, EVP_PKEY *a, a, return, DUMMYARG)
DEFINEFUNC(DSA *, EVP_PKEY_get1_DSA, EVP_PKEY *a, a, return 0, return)
DEFINEFUNC(RSA *, EVP_PKEY_get1_RSA, EVP_PKEY *a, a, return 0, return)
DEFINEFUNC(EVP_PKEY *, EVP_PKEY_new, DUMMYARG, DUMMYARG, return 0, return)
DEFINEFUNC(int, EVP_PKEY_type, int a, a, return NID_undef, return)
DEFINEFUNC2(int, i2d_X509, X509 *a, a, unsigned char **b, b, return -1, return)
DEFINEFUNC(const char *, OBJ_nid2sn, int a, a, return 0, return)
DEFINEFUNC(int, OBJ_obj2nid, const ASN1_OBJECT *a, a, return NID_undef, return)
#ifdef SSLEAY_MACROS
DEFINEFUNC6(void *, PEM_ASN1_read_bio, d2i_of_void *a, a, const char *b, b, BIO *c, c, void **d, d, pem_password_cb *e, e, void *f, f, return 0, return)
DEFINEFUNC6(void *, PEM_ASN1_write_bio, d2i_of_void *a, a, const char *b, b, BIO *c, c, void **d, d, pem_password_cb *e, e, void *f, f, return 0, return)
#else
DEFINEFUNC4(DSA *, PEM_read_bio_DSAPrivateKey, BIO *a, a, DSA **b, b, pem_password_cb *c, c, void *d, d, return 0, return)
DEFINEFUNC4(RSA *, PEM_read_bio_RSAPrivateKey, BIO *a, a, RSA **b, b, pem_password_cb *c, c, void *d, d, return 0, return)
DEFINEFUNC7(int, PEM_write_bio_DSAPrivateKey, BIO *a, a, DSA *b, b, const EVP_CIPHER *c, c, unsigned char *d, d, int e, e, pem_password_cb *f, f, void *g, g, return 0, return)
DEFINEFUNC7(int, PEM_write_bio_RSAPrivateKey, BIO *a, a, RSA *b, b, const EVP_CIPHER *c, c, unsigned char *d, d, int e, e, pem_password_cb *f, f, void *g, g, return 0, return)
#endif
DEFINEFUNC4(DSA *, PEM_read_bio_DSA_PUBKEY, BIO *a, a, DSA **b, b, pem_password_cb *c, c, void *d, d, return 0, return)
DEFINEFUNC4(RSA *, PEM_read_bio_RSA_PUBKEY, BIO *a, a, RSA **b, b, pem_password_cb *c, c, void *d, d, return 0, return)
DEFINEFUNC2(int, PEM_write_bio_DSA_PUBKEY, BIO *a, a, DSA *b, b, return 0, return)
DEFINEFUNC2(int, PEM_write_bio_RSA_PUBKEY, BIO *a, a, RSA *b, b, return 0, return)
DEFINEFUNC2(void, RAND_seed, const void *a, a, int b, b, return, DUMMYARG)
DEFINEFUNC(int, RAND_status, void, DUMMYARG, return -1, return)
DEFINEFUNC(void, RSA_free, RSA *a, a, return, DUMMYARG)
DEFINEFUNC(void, sk_free, STACK *a, a, return, DUMMYARG)
DEFINEFUNC(int, sk_num, STACK *a, a, return -1, return)
DEFINEFUNC2(char *, sk_value, STACK *a, a, int b, b, return 0, return)
DEFINEFUNC(int, SSL_accept, SSL *a, a, return -1, return)
DEFINEFUNC(int, SSL_clear, SSL *a, a, return -1, return)
DEFINEFUNC3(char *, SSL_CIPHER_description, SSL_CIPHER *a, a, char *b, b, int c, c, return 0, return)
DEFINEFUNC(int, SSL_connect, SSL *a, a, return -1, return)
#if OPENSSL_VERSION_NUMBER >= 0x00908000L
// 0.9.8 broke SC and BC by changing this function's signature.
DEFINEFUNC(int, SSL_CTX_check_private_key, const SSL_CTX *a, a, return -1, return)
#else
DEFINEFUNC(int, SSL_CTX_check_private_key, SSL_CTX *a, a, return -1, return)
#endif
DEFINEFUNC4(long, SSL_CTX_ctrl, SSL_CTX *a, a, int b, b, long c, c, void *d, d, return -1, return)
DEFINEFUNC(void, SSL_CTX_free, SSL_CTX *a, a, return, DUMMYARG)
DEFINEFUNC(SSL_CTX *, SSL_CTX_new, SSL_METHOD *a, a, return 0, return)
DEFINEFUNC2(int, SSL_CTX_set_cipher_list, SSL_CTX *a, a, const char *b, b, return -1, return)
DEFINEFUNC(int, SSL_CTX_set_default_verify_paths, SSL_CTX *a, a, return -1, return)
DEFINEFUNC2(int, SSL_CTX_use_certificate, SSL_CTX *a, a, X509 *b, b, return -1, return)
DEFINEFUNC3(int, SSL_CTX_use_certificate_file, SSL_CTX *a, a, const char *b, b, int c, c, return -1, return)
DEFINEFUNC2(int, SSL_CTX_use_PrivateKey, SSL_CTX *a, a, EVP_PKEY *b, b, return -1, return)
DEFINEFUNC2(int, SSL_CTX_use_RSAPrivateKey, SSL_CTX *a, a, RSA *b, b, return -1, return)
DEFINEFUNC3(int, SSL_CTX_use_PrivateKey_file, SSL_CTX *a, a, const char *b, b, int c, c, return -1, return)
DEFINEFUNC(void, SSL_free, SSL *a, a, return, DUMMYARG)
#if OPENSSL_VERSION_NUMBER >= 0x00908000L
// 0.9.8 broke SC and BC by changing this function's signature.
DEFINEFUNC(STACK_OF(SSL_CIPHER) *, SSL_get_ciphers, const SSL *a, a, return 0, return)
#else
DEFINEFUNC(STACK_OF(SSL_CIPHER) *, SSL_get_ciphers, SSL *a, a, return 0, return)
#endif
DEFINEFUNC(SSL_CIPHER *, SSL_get_current_cipher, SSL *a, a, return 0, return)
DEFINEFUNC2(int, SSL_get_error, SSL *a, a, int b, b, return -1, return)
DEFINEFUNC(STACK_OF(X509) *, SSL_get_peer_cert_chain, SSL *a, a, return 0, return)
DEFINEFUNC(X509 *, SSL_get_peer_certificate, SSL *a, a, return 0, return)
#if OPENSSL_VERSION_NUMBER >= 0x00908000L
// 0.9.8 broke SC and BC by changing this function's signature.
DEFINEFUNC(long, SSL_get_verify_result, const SSL *a, a, return -1, return)
#else
DEFINEFUNC(long, SSL_get_verify_result, SSL *a, a, return -1, return)
#endif
DEFINEFUNC(int, SSL_library_init, void, DUMMYARG, return -1, return)
DEFINEFUNC(void, SSL_load_error_strings, void, DUMMYARG, return, DUMMYARG)
DEFINEFUNC(SSL *, SSL_new, SSL_CTX *a, a, return 0, return)
DEFINEFUNC3(int, SSL_read, SSL *a, a, void *b, b, int c, c, return -1, return)
DEFINEFUNC3(void, SSL_set_bio, SSL *a, a, BIO *b, b, BIO *c, c, return, DUMMYARG)
DEFINEFUNC(void, SSL_set_accept_state, SSL *a, a, return, DUMMYARG)
DEFINEFUNC(void, SSL_set_connect_state, SSL *a, a, return, DUMMYARG)
DEFINEFUNC(int, SSL_shutdown, SSL *a, a, return -1, return)
DEFINEFUNC(SSL_METHOD *, SSLv2_client_method, DUMMYARG, DUMMYARG, return 0, return)
DEFINEFUNC(SSL_METHOD *, SSLv3_client_method, DUMMYARG, DUMMYARG, return 0, return)
DEFINEFUNC(SSL_METHOD *, SSLv23_client_method, DUMMYARG, DUMMYARG, return 0, return)
DEFINEFUNC(SSL_METHOD *, TLSv1_client_method, DUMMYARG, DUMMYARG, return 0, return)
DEFINEFUNC(SSL_METHOD *, SSLv2_server_method, DUMMYARG, DUMMYARG, return 0, return)
DEFINEFUNC(SSL_METHOD *, SSLv3_server_method, DUMMYARG, DUMMYARG, return 0, return)
DEFINEFUNC(SSL_METHOD *, SSLv23_server_method, DUMMYARG, DUMMYARG, return 0, return)
DEFINEFUNC(SSL_METHOD *, TLSv1_server_method, DUMMYARG, DUMMYARG, return 0, return)
DEFINEFUNC3(int, SSL_write, SSL *a, a, const void *b, b, int c, c, return -1, return)
DEFINEFUNC2(int, X509_cmp, X509 *a, a, X509 *b, b, return -1, return)
#ifndef SSLEAY_MACROS
DEFINEFUNC(X509 *, X509_dup, X509 *a, a, return 0, return)
#endif
DEFINEFUNC(ASN1_OBJECT *, X509_EXTENSION_get_object, X509_EXTENSION *a, a, return 0, return)
DEFINEFUNC(void, X509_free, X509 *a, a, return, DUMMYARG)
DEFINEFUNC2(X509_EXTENSION *, X509_get_ext, X509 *a, a, int b, b, return 0, return)
DEFINEFUNC(int, X509_get_ext_count, X509 *a, a, return 0, return)
DEFINEFUNC4(void *, X509_get_ext_d2i, X509 *a, a, int b, b, int *c, c, int *d, d, return 0, return)
DEFINEFUNC(X509_NAME *, X509_get_issuer_name, X509 *a, a, return 0, return)
DEFINEFUNC(X509_NAME *, X509_get_subject_name, X509 *a, a, return 0, return)
DEFINEFUNC(int, X509_verify_cert, X509_STORE_CTX *a, a, return -1, return)
DEFINEFUNC3(char *, X509_NAME_oneline, X509_NAME *a, a, char *b, b, int c, c, return 0, return)
DEFINEFUNC(EVP_PKEY *, X509_PUBKEY_get, X509_PUBKEY *a, a, return 0, return)
DEFINEFUNC(void, X509_STORE_free, X509_STORE *a, a, return, DUMMYARG)
DEFINEFUNC(X509_STORE *, X509_STORE_new, DUMMYARG, DUMMYARG, return 0, return)
DEFINEFUNC2(int, X509_STORE_add_cert, X509_STORE *a, a, X509 *b, b, return 0, return)
DEFINEFUNC(void, X509_STORE_CTX_free, X509_STORE_CTX *a, a, return, DUMMYARG)
DEFINEFUNC4(int, X509_STORE_CTX_init, X509_STORE_CTX *a, a, X509_STORE *b, b, X509 *c, c, STACK_OF(X509) *d, d, return -1, return)
DEFINEFUNC2(int, X509_STORE_CTX_set_purpose, X509_STORE_CTX *a, a, int b, b, return -1, return)
DEFINEFUNC(X509_STORE_CTX *, X509_STORE_CTX_new, DUMMYARG, DUMMYARG, return 0, return)
#ifdef SSLEAY_MACROS
DEFINEFUNC2(int, i2d_DSAPrivateKey, const DSA *a, a, unsigned char **b, b, return -1, return)
DEFINEFUNC2(int, i2d_RSAPrivateKey, const RSA *a, a, unsigned char **b, b, return -1, return)
DEFINEFUNC3(RSA *, d2i_RSAPrivateKey, RSA **a, a, unsigned char **b, b, long c, c, return 0, return)
DEFINEFUNC3(DSA *, d2i_DSAPrivateKey, DSA **a, a, unsigned char **b, b, long c, c, return 0, return)
#endif

#ifdef Q_OS_WIN
#define RESOLVEFUNC(func) \
    if (!(_q_##func = _q_PTR_##func(ssleay32.resolve(#func)))     \
        && !(_q_##func = _q_PTR_##func(libeay32.resolve(#func)))) \
        qWarning("QSslSocket: cannot resolve "#func);
#else
#define RESOLVEFUNC(func) \
    if (!(_q_##func = _q_PTR_##func(libssl.resolve(#func)))     \
        && !(_q_##func = _q_PTR_##func(libcrypto.resolve(#func)))) \
        qWarning("QSslSocket: cannot resolve "#func);
#endif

#ifdef QT_SHARED

#ifdef QT_NO_LIBRARY
bool q_resolveOpenSslSymbols()
{
    qWarning("QSslSocket: unable to resolve symbols. "
             "QT_NO_LIBRARY is defined which means runtime resolving of "
             "libraries won't work.");
    qWarning("Either compile Qt staticly or with support for runtime resolving "
             "of libraries.");
    return false;
}
#else

bool q_resolveOpenSslSymbols()
{
    static volatile bool symbolsResolved = false;
    static volatile bool triedToResolveSymbols = false;
#ifndef QT_NO_THREAD
    QMutexLocker locker(QMutexPool::globalInstanceGet((void *)&q_SSL_library_init));
#endif
    if (symbolsResolved)
        return true;
    if (triedToResolveSymbols)
        return false;
    triedToResolveSymbols = true;

#ifdef Q_OS_WIN
    QLibrary ssleay32(QLatin1String("ssleay32"));
    if (!ssleay32.load()) {
        // Cannot find ssleay32.dll
        qWarning("QSslSocket: cannot find ssleay32 library: %s.",
                 qPrintable(ssleay32.errorString()));
        return false;
    }