Public Member Functions
bool	send_all (const std::string &s) const
bool	recv_byte (char &ch) const
bool	recv_line (std::string &out) const
void	close_ssl ()

Public Attributes
int	fd = -1
SSL *	ssl = nullptr

Detailed Description

Definition at line 1592 of file BastionGuard-mailproxy.cpp.

Member Function Documentation

◆ close_ssl()

void anonymous_namespace{BastionGuard-mailproxy.cpp}::SmtpIO::close_ssl ( )

inline

Definition at line 1627 of file BastionGuard-mailproxy.cpp.

                     {
        if (ssl) {
            SSL_shutdown(ssl);
            SSL_free(ssl);
            ssl = nullptr;
        }
    }

References ssl.

Referenced by anonymous_namespace{BastionGuard-mailproxy.cpp}::handle_client().

◆ recv_byte()

bool anonymous_namespace{BastionGuard-mailproxy.cpp}::SmtpIO::recv_byte ( char & ch ) const

inline

Definition at line 1609 of file BastionGuard-mailproxy.cpp.

                                   {
        int n = ssl ? SSL_read(ssl, &ch, 1)
                    : static_cast<int>(::recv(fd, &ch, 1, 0));
        return n == 1;
    }

References fd, and ssl.

Referenced by recv_line().

◆ recv_line()

bool anonymous_namespace{BastionGuard-mailproxy.cpp}::SmtpIO::recv_line ( std::string & out ) const

inline

Definition at line 1615 of file BastionGuard-mailproxy.cpp.

                                         {
        out.clear();
        char ch = 0;
        while (recv_byte(ch)) {
            out.push_back(ch);
            if (out.size() >= 2 &&
                out[out.size()-2] == '\r' && out[out.size()-1] == '\n')
                return true;
        }
        return false;
    }

References recv_byte().

Referenced by anonymous_namespace{BastionGuard-mailproxy.cpp}::handle_client(), and anonymous_namespace{BastionGuard-mailproxy.cpp}::receive_data_block().

◆ send_all()

bool anonymous_namespace{BastionGuard-mailproxy.cpp}::SmtpIO::send_all ( const std::string & s ) const

inline

Definition at line 1596 of file BastionGuard-mailproxy.cpp.

                                            {
        const char* p = s.c_str();
        size_t left = s.size();
        while (left > 0) {
            int n = ssl ? SSL_write(ssl, p, static_cast<int>(left))
                        : static_cast<int>(::send(fd, p, left, 0));
            if (n <= 0) return false;
            p    += n;
            left -= static_cast<size_t>(n);
        }
        return true;
    }