qt-everywhere-src-5.15.1/qtbase/src/network/ssl/qsslsocket_openssl_p.h

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#ifndef QSSLSOCKET_OPENSSL_P_H
#define QSSLSOCKET_OPENSSL_P_H

//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//

#include <QtNetwork/private/qtnetworkglobal_p.h>
#include "qsslsocket_p.h"

#include <QtCore/qvector.h>
#include <QtCore/qstring.h>

#ifdef Q_OS_WIN
#include <qt_windows.h>
#if defined(OCSP_RESPONSE)
#undef OCSP_RESPONSE
#endif
#if defined(X509_NAME)
#undef X509_NAME
#endif
#endif // Q_OS_WIN

#include <openssl/asn1.h>
#include <openssl/bio.h>
#include <openssl/bn.h>
#include <openssl/err.h>
#include <openssl/evp.h>
#include <openssl/pem.h>
#include <openssl/pkcs12.h>
#include <openssl/pkcs7.h>
#include <openssl/rand.h>
#include <openssl/ssl.h>
#include <openssl/stack.h>
#include <openssl/x509.h>
#include <openssl/x509v3.h>
#include <openssl/x509_vfy.h>
#include <openssl/dsa.h>
#include <openssl/rsa.h>
#include <openssl/crypto.h>
#include <openssl/tls1.h>

#if QT_CONFIG(opensslv11)
#include <openssl/dh.h>
#endif

QT_BEGIN_NAMESPACE

struct QSslErrorEntry {
    int code;
    int depth;

    static QSslErrorEntry fromStoreContext(X509_STORE_CTX *ctx);
};
Q_DECLARE_TYPEINFO(QSslErrorEntry, Q_PRIMITIVE_TYPE);

class QSslSocketBackendPrivate : public QSslSocketPrivate
{
    Q_DECLARE_PUBLIC(QSslSocket)
public:
    QSslSocketBackendPrivate();
    virtual ~QSslSocketBackendPrivate();

    // SSL context
    bool initSslContext();
    void destroySslContext();
    SSL *ssl;
    BIO *readBio;
    BIO *writeBio;
    SSL_SESSION *session;
    QVector<QSslErrorEntry> errorList;
    static int s_indexForSSLExtraData; // index used in SSL_get_ex_data to get the matching QSslSocketBackendPrivate

    bool inSetAndEmitError = false;

    // Platform specific functions
    void startClientEncryption() override;
    void startServerEncryption() override;
    void transmit() override;
    bool startHandshake();
    void disconnectFromHost() override;
    void disconnected() override;
    QSslCipher sessionCipher() const override;
    QSsl::SslProtocol sessionProtocol() const override;
    void continueHandshake() override;
    bool checkSslErrors();
    void storePeerCertificates();
    int handleNewSessionTicket(SSL *context);
    unsigned int tlsPskClientCallback(const char *hint, char *identity, unsigned int max_identity_len, unsigned char *psk, unsigned int max_psk_len);
    unsigned int tlsPskServerCallback(const char *identity, unsigned char *psk, unsigned int max_psk_len);
#ifdef Q_OS_WIN
    void fetchCaRootForCert(const QSslCertificate &cert);
    void _q_caRootLoaded(QSslCertificate,QSslCertificate) override;
#endif

#if QT_CONFIG(ocsp)
    bool checkOcspStatus();
#endif

    // This decription will go to setErrorAndEmit(SslHandshakeError, ocspErrorDescription)
    QString ocspErrorDescription;
    // These will go to sslErrors()
    QVector<QSslError> ocspErrors;
    QByteArray ocspResponseDer;

    Q_AUTOTEST_EXPORT static long setupOpenSslOptions(QSsl::SslProtocol protocol, QSsl::SslOptions sslOptions);
    static QSslCipher QSslCipher_from_SSL_CIPHER(const SSL_CIPHER *cipher);
    static QList<QSslCertificate> STACKOFX509_to_QSslCertificates(STACK_OF(X509) *x509);
    static QList<QSslError> verify(const QList<QSslCertificate> &certificateChain, const QString &hostName);
    static QList<QSslError> verify(const QList<QSslCertificate> &cas, const QList<QSslCertificate> &certificateChain,
                                   const QString &hostName);
    static QString getErrorsFromOpenSsl();
    static void logAndClearErrorQueue();
    static bool importPkcs12(QIODevice *device,
                             QSslKey *key, QSslCertificate *cert,
                             QList<QSslCertificate> *caCertificates,
                             const QByteArray &passPhrase);
    static QString msgErrorsDuringHandshake();
};

QT_END_NAMESPACE

#endif