Pull in files from odr-mmbtools-common

Replace ASIO by simpler implementation, meaning that the telnet
RC now only supports a single connection.

Move Log, RC to lib/

1 files changed, 0 insertions, 758 deletions

diff --git a/lib/asio/ssl/context.hpp b/lib/asio/ssl/context.hpp
deleted file mode 100644
index 9543aab..0000000
--- a/lib/asio/ssl/context.hpp
+++ /dev/null
@@ -1,758 +0,0 @@
-//
-// ssl/context.hpp
-// ~~~~~~~~~~~~~~~
-//
-// Copyright (c) 2003-2018 Christopher M. Kohlhoff (chris at kohlhoff dot com)
-//
-// Distributed under the Boost Software License, Version 1.0. (See accompanying
-// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
-//
-
-#ifndef ASIO_SSL_CONTEXT_HPP
-#define ASIO_SSL_CONTEXT_HPP
-
-#if defined(_MSC_VER) && (_MSC_VER >= 1200)
-# pragma once
-#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
-
-#include "asio/detail/config.hpp"
-
-#include <string>
-#include "asio/buffer.hpp"
-#include "asio/io_context.hpp"
-#include "asio/ssl/context_base.hpp"
-#include "asio/ssl/detail/openssl_types.hpp"
-#include "asio/ssl/detail/openssl_init.hpp"
-#include "asio/ssl/detail/password_callback.hpp"
-#include "asio/ssl/detail/verify_callback.hpp"
-#include "asio/ssl/verify_mode.hpp"
-
-#include "asio/detail/push_options.hpp"
-
-namespace asio {
-namespace ssl {
-
-class context
-  : public context_base,
-    private noncopyable
-{
-public:
-  /// The native handle type of the SSL context.
-  typedef SSL_CTX* native_handle_type;
-
-  /// Constructor.
-  ASIO_DECL explicit context(method m);
-
-#if defined(ASIO_HAS_MOVE) || defined(GENERATING_DOCUMENTATION)
-  /// Move-construct a context from another.
-  /**
-   * This constructor moves an SSL context from one object to another.
-   *
-   * @param other The other context object from which the move will occur.
-   *
-   * @note Following the move, the following operations only are valid for the
-   * moved-from object:
-   * @li Destruction.
-   * @li As a target for move-assignment.
-   */
-  ASIO_DECL context(context&& other);
-
-  /// Move-assign a context from another.
-  /**
-   * This assignment operator moves an SSL context from one object to another.
-   *
-   * @param other The other context object from which the move will occur.
-   *
-   * @note Following the move, the following operations only are valid for the
-   * moved-from object:
-   * @li Destruction.
-   * @li As a target for move-assignment.
-   */
-  ASIO_DECL context& operator=(context&& other);
-#endif // defined(ASIO_HAS_MOVE) || defined(GENERATING_DOCUMENTATION)
-
-  /// Destructor.
-  ASIO_DECL ~context();
-
-  /// Get the underlying implementation in the native type.
-  /**
-   * This function may be used to obtain the underlying implementation of the
-   * context. This is intended to allow access to context functionality that is
-   * not otherwise provided.
-   */
-  ASIO_DECL native_handle_type native_handle();
-
-  /// Clear options on the context.
-  /**
-   * This function may be used to configure the SSL options used by the context.
-   *
-   * @param o A bitmask of options. The available option values are defined in
-   * the context_base class. The specified options, if currently enabled on the
-   * context, are cleared.
-   *
-   * @throws asio::system_error Thrown on failure.
-   *
-   * @note Calls @c SSL_CTX_clear_options.
-   */
-  ASIO_DECL void clear_options(options o);
-
-  /// Clear options on the context.
-  /**
-   * This function may be used to configure the SSL options used by the context.
-   *
-   * @param o A bitmask of options. The available option values are defined in
-   * the context_base class. The specified options, if currently enabled on the
-   * context, are cleared.
-   *
-   * @param ec Set to indicate what error occurred, if any.
-   *
-   * @note Calls @c SSL_CTX_clear_options.
-   */
-  ASIO_DECL ASIO_SYNC_OP_VOID clear_options(options o,
-      asio::error_code& ec);
-
-  /// Set options on the context.
-  /**
-   * This function may be used to configure the SSL options used by the context.
-   *
-   * @param o A bitmask of options. The available option values are defined in
-   * the context_base class. The options are bitwise-ored with any existing
-   * value for the options.
-   *
-   * @throws asio::system_error Thrown on failure.
-   *
-   * @note Calls @c SSL_CTX_set_options.
-   */
-  ASIO_DECL void set_options(options o);
-
-  /// Set options on the context.
-  /**
-   * This function may be used to configure the SSL options used by the context.
-   *
-   * @param o A bitmask of options. The available option values are defined in
-   * the context_base class. The options are bitwise-ored with any existing
-   * value for the options.
-   *
-   * @param ec Set to indicate what error occurred, if any.
-   *
-   * @note Calls @c SSL_CTX_set_options.
-   */
-  ASIO_DECL ASIO_SYNC_OP_VOID set_options(options o,
-      asio::error_code& ec);
-
-  /// Set the peer verification mode.
-  /**
-   * This function may be used to configure the peer verification mode used by
-   * the context.
-   *
-   * @param v A bitmask of peer verification modes. See @ref verify_mode for
-   * available values.
-   *
-   * @throws asio::system_error Thrown on failure.
-   *
-   * @note Calls @c SSL_CTX_set_verify.
-   */
-  ASIO_DECL void set_verify_mode(verify_mode v);
-
-  /// Set the peer verification mode.
-  /**
-   * This function may be used to configure the peer verification mode used by
-   * the context.
-   *
-   * @param v A bitmask of peer verification modes. See @ref verify_mode for
-   * available values.
-   *
-   * @param ec Set to indicate what error occurred, if any.
-   *
-   * @note Calls @c SSL_CTX_set_verify.
-   */
-  ASIO_DECL ASIO_SYNC_OP_VOID set_verify_mode(
-      verify_mode v, asio::error_code& ec);
-
-  /// Set the peer verification depth.
-  /**
-   * This function may be used to configure the maximum verification depth
-   * allowed by the context.
-   *
-   * @param depth Maximum depth for the certificate chain verification that
-   * shall be allowed.
-   *
-   * @throws asio::system_error Thrown on failure.
-   *
-   * @note Calls @c SSL_CTX_set_verify_depth.
-   */
-  ASIO_DECL void set_verify_depth(int depth);
-
-  /// Set the peer verification depth.
-  /**
-   * This function may be used to configure the maximum verification depth
-   * allowed by the context.
-   *
-   * @param depth Maximum depth for the certificate chain verification that
-   * shall be allowed.
-   *
-   * @param ec Set to indicate what error occurred, if any.
-   *
-   * @note Calls @c SSL_CTX_set_verify_depth.
-   */
-  ASIO_DECL ASIO_SYNC_OP_VOID set_verify_depth(
-      int depth, asio::error_code& ec);
-
-  /// Set the callback used to verify peer certificates.
-  /**
-   * This function is used to specify a callback function that will be called
-   * by the implementation when it needs to verify a peer certificate.
-   *
-   * @param callback The function object to be used for verifying a certificate.
-   * The function signature of the handler must be:
-   * @code bool verify_callback(
-   *   bool preverified, // True if the certificate passed pre-verification.
-   *   verify_context& ctx // The peer certificate and other context.
-   * ); @endcode
-   * The return value of the callback is true if the certificate has passed
-   * verification, false otherwise.
-   *
-   * @throws asio::system_error Thrown on failure.
-   *
-   * @note Calls @c SSL_CTX_set_verify.
-   */
-  template <typename VerifyCallback>
-  void set_verify_callback(VerifyCallback callback);
-
-  /// Set the callback used to verify peer certificates.
-  /**
-   * This function is used to specify a callback function that will be called
-   * by the implementation when it needs to verify a peer certificate.
-   *
-   * @param callback The function object to be used for verifying a certificate.
-   * The function signature of the handler must be:
-   * @code bool verify_callback(
-   *   bool preverified, // True if the certificate passed pre-verification.
-   *   verify_context& ctx // The peer certificate and other context.
-   * ); @endcode
-   * The return value of the callback is true if the certificate has passed
-   * verification, false otherwise.
-   *
-   * @param ec Set to indicate what error occurred, if any.
-   *
-   * @note Calls @c SSL_CTX_set_verify.
-   */
-  template <typename VerifyCallback>
-  ASIO_SYNC_OP_VOID set_verify_callback(VerifyCallback callback,
-      asio::error_code& ec);
-
-  /// Load a certification authority file for performing verification.
-  /**
-   * This function is used to load one or more trusted certification authorities
-   * from a file.
-   *
-   * @param filename The name of a file containing certification authority
-   * certificates in PEM format.
-   *
-   * @throws asio::system_error Thrown on failure.
-   *
-   * @note Calls @c SSL_CTX_load_verify_locations.
-   */
-  ASIO_DECL void load_verify_file(const std::string& filename);
-
-  /// Load a certification authority file for performing verification.
-  /**
-   * This function is used to load the certificates for one or more trusted
-   * certification authorities from a file.
-   *
-   * @param filename The name of a file containing certification authority
-   * certificates in PEM format.
-   *
-   * @param ec Set to indicate what error occurred, if any.
-   *
-   * @note Calls @c SSL_CTX_load_verify_locations.
-   */
-  ASIO_DECL ASIO_SYNC_OP_VOID load_verify_file(
-      const std::string& filename, asio::error_code& ec);
-
-  /// Add certification authority for performing verification.
-  /**
-   * This function is used to add one trusted certification authority
-   * from a memory buffer.
-   *
-   * @param ca The buffer containing the certification authority certificate.
-   * The certificate must use the PEM format.
-   *
-   * @throws asio::system_error Thrown on failure.
-   *
-   * @note Calls @c SSL_CTX_get_cert_store and @c X509_STORE_add_cert.
-   */
-  ASIO_DECL void add_certificate_authority(const const_buffer& ca);
-
-  /// Add certification authority for performing verification.
-  /**
-   * This function is used to add one trusted certification authority
-   * from a memory buffer.
-   *
-   * @param ca The buffer containing the certification authority certificate.
-   * The certificate must use the PEM format.
-   *
-   * @param ec Set to indicate what error occurred, if any.
-   *
-   * @note Calls @c SSL_CTX_get_cert_store and @c X509_STORE_add_cert.
-   */
-  ASIO_DECL ASIO_SYNC_OP_VOID add_certificate_authority(
-      const const_buffer& ca, asio::error_code& ec);
-
-  /// Configures the context to use the default directories for finding
-  /// certification authority certificates.
-  /**
-   * This function specifies that the context should use the default,
-   * system-dependent directories for locating certification authority
-   * certificates.
-   *
-   * @throws asio::system_error Thrown on failure.
-   *
-   * @note Calls @c SSL_CTX_set_default_verify_paths.
-   */
-  ASIO_DECL void set_default_verify_paths();
-
-  /// Configures the context to use the default directories for finding
-  /// certification authority certificates.
-  /**
-   * This function specifies that the context should use the default,
-   * system-dependent directories for locating certification authority
-   * certificates.
-   *
-   * @param ec Set to indicate what error occurred, if any.
-   *
-   * @note Calls @c SSL_CTX_set_default_verify_paths.
-   */
-  ASIO_DECL ASIO_SYNC_OP_VOID set_default_verify_paths(
-      asio::error_code& ec);
-
-  /// Add a directory containing certificate authority files to be used for
-  /// performing verification.
-  /**
-   * This function is used to specify the name of a directory containing
-   * certification authority certificates. Each file in the directory must
-   * contain a single certificate. The files must be named using the subject
-   * name's hash and an extension of ".0".
-   *
-   * @param path The name of a directory containing the certificates.
-   *
-   * @throws asio::system_error Thrown on failure.
-   *
-   * @note Calls @c SSL_CTX_load_verify_locations.
-   */
-  ASIO_DECL void add_verify_path(const std::string& path);
-
-  /// Add a directory containing certificate authority files to be used for
-  /// performing verification.
-  /**
-   * This function is used to specify the name of a directory containing
-   * certification authority certificates. Each file in the directory must
-   * contain a single certificate. The files must be named using the subject
-   * name's hash and an extension of ".0".
-   *
-   * @param path The name of a directory containing the certificates.
-   *
-   * @param ec Set to indicate what error occurred, if any.
-   *
-   * @note Calls @c SSL_CTX_load_verify_locations.
-   */
-  ASIO_DECL ASIO_SYNC_OP_VOID add_verify_path(
-      const std::string& path, asio::error_code& ec);
-
-  /// Use a certificate from a memory buffer.
-  /**
-   * This function is used to load a certificate into the context from a buffer.
-   *
-   * @param certificate The buffer containing the certificate.
-   *
-   * @param format The certificate format (ASN.1 or PEM).
-   *
-   * @throws asio::system_error Thrown on failure.
-   *
-   * @note Calls @c SSL_CTX_use_certificate or SSL_CTX_use_certificate_ASN1.
-   */
-  ASIO_DECL void use_certificate(
-      const const_buffer& certificate, file_format format);
-
-  /// Use a certificate from a memory buffer.
-  /**
-   * This function is used to load a certificate into the context from a buffer.
-   *
-   * @param certificate The buffer containing the certificate.
-   *
-   * @param format The certificate format (ASN.1 or PEM).
-   *
-   * @param ec Set to indicate what error occurred, if any.
-   *
-   * @note Calls @c SSL_CTX_use_certificate or SSL_CTX_use_certificate_ASN1.
-   */
-  ASIO_DECL ASIO_SYNC_OP_VOID use_certificate(
-      const const_buffer& certificate, file_format format,
-      asio::error_code& ec);
-
-  /// Use a certificate from a file.
-  /**
-   * This function is used to load a certificate into the context from a file.
-   *
-   * @param filename The name of the file containing the certificate.
-   *
-   * @param format The file format (ASN.1 or PEM).
-   *
-   * @throws asio::system_error Thrown on failure.
-   *
-   * @note Calls @c SSL_CTX_use_certificate_file.
-   */
-  ASIO_DECL void use_certificate_file(
-      const std::string& filename, file_format format);
-
-  /// Use a certificate from a file.
-  /**
-   * This function is used to load a certificate into the context from a file.
-   *
-   * @param filename The name of the file containing the certificate.
-   *
-   * @param format The file format (ASN.1 or PEM).
-   *
-   * @param ec Set to indicate what error occurred, if any.
-   *
-   * @note Calls @c SSL_CTX_use_certificate_file.
-   */
-  ASIO_DECL ASIO_SYNC_OP_VOID use_certificate_file(
-      const std::string& filename, file_format format,
-      asio::error_code& ec);
-
-  /// Use a certificate chain from a memory buffer.
-  /**
-   * This function is used to load a certificate chain into the context from a
-   * buffer.
-   *
-   * @param chain The buffer containing the certificate chain. The certificate
-   * chain must use the PEM format.
-   *
-   * @throws asio::system_error Thrown on failure.
-   *
-   * @note Calls @c SSL_CTX_use_certificate and SSL_CTX_add_extra_chain_cert.
-   */
-  ASIO_DECL void use_certificate_chain(const const_buffer& chain);
-
-  /// Use a certificate chain from a memory buffer.
-  /**
-   * This function is used to load a certificate chain into the context from a
-   * buffer.
-   *
-   * @param chain The buffer containing the certificate chain. The certificate
-   * chain must use the PEM format.
-   *
-   * @param ec Set to indicate what error occurred, if any.
-   *
-   * @note Calls @c SSL_CTX_use_certificate and SSL_CTX_add_extra_chain_cert.
-   */
-  ASIO_DECL ASIO_SYNC_OP_VOID use_certificate_chain(
-      const const_buffer& chain, asio::error_code& ec);
-
-  /// Use a certificate chain from a file.
-  /**
-   * This function is used to load a certificate chain into the context from a
-   * file.
-   *
-   * @param filename The name of the file containing the certificate. The file
-   * must use the PEM format.
-   *
-   * @throws asio::system_error Thrown on failure.
-   *
-   * @note Calls @c SSL_CTX_use_certificate_chain_file.
-   */
-  ASIO_DECL void use_certificate_chain_file(const std::string& filename);
-
-  /// Use a certificate chain from a file.
-  /**
-   * This function is used to load a certificate chain into the context from a
-   * file.
-   *
-   * @param filename The name of the file containing the certificate. The file
-   * must use the PEM format.
-   *
-   * @param ec Set to indicate what error occurred, if any.
-   *
-   * @note Calls @c SSL_CTX_use_certificate_chain_file.
-   */
-  ASIO_DECL ASIO_SYNC_OP_VOID use_certificate_chain_file(
-      const std::string& filename, asio::error_code& ec);
-
-  /// Use a private key from a memory buffer.
-  /**
-   * This function is used to load a private key into the context from a buffer.
-   *
-   * @param private_key The buffer containing the private key.
-   *
-   * @param format The private key format (ASN.1 or PEM).
-   *
-   * @throws asio::system_error Thrown on failure.
-   *
-   * @note Calls @c SSL_CTX_use_PrivateKey or SSL_CTX_use_PrivateKey_ASN1.
-   */
-  ASIO_DECL void use_private_key(
-      const const_buffer& private_key, file_format format);
-
-  /// Use a private key from a memory buffer.
-  /**
-   * This function is used to load a private key into the context from a buffer.
-   *
-   * @param private_key The buffer containing the private key.
-   *
-   * @param format The private key format (ASN.1 or PEM).
-   *
-   * @param ec Set to indicate what error occurred, if any.
-   *
-   * @note Calls @c SSL_CTX_use_PrivateKey or SSL_CTX_use_PrivateKey_ASN1.
-   */
-  ASIO_DECL ASIO_SYNC_OP_VOID use_private_key(
-      const const_buffer& private_key, file_format format,
-      asio::error_code& ec);
-
-  /// Use a private key from a file.
-  /**
-   * This function is used to load a private key into the context from a file.
-   *
-   * @param filename The name of the file containing the private key.
-   *
-   * @param format The file format (ASN.1 or PEM).
-   *
-   * @throws asio::system_error Thrown on failure.
-   *
-   * @note Calls @c SSL_CTX_use_PrivateKey_file.
-   */
-  ASIO_DECL void use_private_key_file(
-      const std::string& filename, file_format format);
-
-  /// Use a private key from a file.
-  /**
-   * This function is used to load a private key into the context from a file.
-   *
-   * @param filename The name of the file containing the private key.
-   *
-   * @param format The file format (ASN.1 or PEM).
-   *
-   * @param ec Set to indicate what error occurred, if any.
-   *
-   * @note Calls @c SSL_CTX_use_PrivateKey_file.
-   */
-  ASIO_DECL ASIO_SYNC_OP_VOID use_private_key_file(
-      const std::string& filename, file_format format,
-      asio::error_code& ec);
-
-  /// Use an RSA private key from a memory buffer.
-  /**
-   * This function is used to load an RSA private key into the context from a
-   * buffer.
-   *
-   * @param private_key The buffer containing the RSA private key.
-   *
-   * @param format The private key format (ASN.1 or PEM).
-   *
-   * @throws asio::system_error Thrown on failure.
-   *
-   * @note Calls @c SSL_CTX_use_RSAPrivateKey or SSL_CTX_use_RSAPrivateKey_ASN1.
-   */
-  ASIO_DECL void use_rsa_private_key(
-      const const_buffer& private_key, file_format format);
-
-  /// Use an RSA private key from a memory buffer.
-  /**
-   * This function is used to load an RSA private key into the context from a
-   * buffer.
-   *
-   * @param private_key The buffer containing the RSA private key.
-   *
-   * @param format The private key format (ASN.1 or PEM).
-   *
-   * @param ec Set to indicate what error occurred, if any.
-   *
-   * @note Calls @c SSL_CTX_use_RSAPrivateKey or SSL_CTX_use_RSAPrivateKey_ASN1.
-   */
-  ASIO_DECL ASIO_SYNC_OP_VOID use_rsa_private_key(
-      const const_buffer& private_key, file_format format,
-      asio::error_code& ec);
-
-  /// Use an RSA private key from a file.
-  /**
-   * This function is used to load an RSA private key into the context from a
-   * file.
-   *
-   * @param filename The name of the file containing the RSA private key.
-   *
-   * @param format The file format (ASN.1 or PEM).
-   *
-   * @throws asio::system_error Thrown on failure.
-   *
-   * @note Calls @c SSL_CTX_use_RSAPrivateKey_file.
-   */
-  ASIO_DECL void use_rsa_private_key_file(
-      const std::string& filename, file_format format);
-
-  /// Use an RSA private key from a file.
-  /**
-   * This function is used to load an RSA private key into the context from a
-   * file.
-   *
-   * @param filename The name of the file containing the RSA private key.
-   *
-   * @param format The file format (ASN.1 or PEM).
-   *
-   * @param ec Set to indicate what error occurred, if any.
-   *
-   * @note Calls @c SSL_CTX_use_RSAPrivateKey_file.
-   */
-  ASIO_DECL ASIO_SYNC_OP_VOID use_rsa_private_key_file(
-      const std::string& filename, file_format format,
-      asio::error_code& ec);
-
-  /// Use the specified memory buffer to obtain the temporary Diffie-Hellman
-  /// parameters.
-  /**
-   * This function is used to load Diffie-Hellman parameters into the context
-   * from a buffer.
-   *
-   * @param dh The memory buffer containing the Diffie-Hellman parameters. The
-   * buffer must use the PEM format.
-   *
-   * @throws asio::system_error Thrown on failure.
-   *
-   * @note Calls @c SSL_CTX_set_tmp_dh.
-   */
-  ASIO_DECL void use_tmp_dh(const const_buffer& dh);
-
-  /// Use the specified memory buffer to obtain the temporary Diffie-Hellman
-  /// parameters.
-  /**
-   * This function is used to load Diffie-Hellman parameters into the context
-   * from a buffer.
-   *
-   * @param dh The memory buffer containing the Diffie-Hellman parameters. The
-   * buffer must use the PEM format.
-   *
-   * @param ec Set to indicate what error occurred, if any.
-   *
-   * @note Calls @c SSL_CTX_set_tmp_dh.
-   */
-  ASIO_DECL ASIO_SYNC_OP_VOID use_tmp_dh(
-      const const_buffer& dh, asio::error_code& ec);
-
-  /// Use the specified file to obtain the temporary Diffie-Hellman parameters.
-  /**
-   * This function is used to load Diffie-Hellman parameters into the context
-   * from a file.
-   *
-   * @param filename The name of the file containing the Diffie-Hellman
-   * parameters. The file must use the PEM format.
-   *
-   * @throws asio::system_error Thrown on failure.
-   *
-   * @note Calls @c SSL_CTX_set_tmp_dh.
-   */
-  ASIO_DECL void use_tmp_dh_file(const std::string& filename);
-
-  /// Use the specified file to obtain the temporary Diffie-Hellman parameters.
-  /**
-   * This function is used to load Diffie-Hellman parameters into the context
-   * from a file.
-   *
-   * @param filename The name of the file containing the Diffie-Hellman
-   * parameters. The file must use the PEM format.
-   *
-   * @param ec Set to indicate what error occurred, if any.
-   *
-   * @note Calls @c SSL_CTX_set_tmp_dh.
-   */
-  ASIO_DECL ASIO_SYNC_OP_VOID use_tmp_dh_file(
-      const std::string& filename, asio::error_code& ec);
-
-  /// Set the password callback.
-  /**
-   * This function is used to specify a callback function to obtain password
-   * information about an encrypted key in PEM format.
-   *
-   * @param callback The function object to be used for obtaining the password.
-   * The function signature of the handler must be:
-   * @code std::string password_callback(
-   *   std::size_t max_length,  // The maximum size for a password.
-   *   password_purpose purpose // Whether password is for reading or writing.
-   * ); @endcode
-   * The return value of the callback is a string containing the password.
-   *
-   * @throws asio::system_error Thrown on failure.
-   *
-   * @note Calls @c SSL_CTX_set_default_passwd_cb.
-   */
-  template <typename PasswordCallback>
-  void set_password_callback(PasswordCallback callback);
-
-  /// Set the password callback.
-  /**
-   * This function is used to specify a callback function to obtain password
-   * information about an encrypted key in PEM format.
-   *
-   * @param callback The function object to be used for obtaining the password.
-   * The function signature of the handler must be:
-   * @code std::string password_callback(
-   *   std::size_t max_length,  // The maximum size for a password.
-   *   password_purpose purpose // Whether password is for reading or writing.
-   * ); @endcode
-   * The return value of the callback is a string containing the password.
-   *
-   * @param ec Set to indicate what error occurred, if any.
-   *
-   * @note Calls @c SSL_CTX_set_default_passwd_cb.
-   */
-  template <typename PasswordCallback>
-  ASIO_SYNC_OP_VOID set_password_callback(PasswordCallback callback,
-      asio::error_code& ec);
-
-private:
-  struct bio_cleanup;
-  struct x509_cleanup;
-  struct evp_pkey_cleanup;
-  struct rsa_cleanup;
-  struct dh_cleanup;
-
-  // Helper function used to set a peer certificate verification callback.
-  ASIO_DECL ASIO_SYNC_OP_VOID do_set_verify_callback(
-      detail::verify_callback_base* callback, asio::error_code& ec);
-
-  // Callback used when the SSL implementation wants to verify a certificate.
-  ASIO_DECL static int verify_callback_function(
-      int preverified, X509_STORE_CTX* ctx);
-
-  // Helper function used to set a password callback.
-  ASIO_DECL ASIO_SYNC_OP_VOID do_set_password_callback(
-      detail::password_callback_base* callback, asio::error_code& ec);
-
-  // Callback used when the SSL implementation wants a password.
-  ASIO_DECL static int password_callback_function(
-      char* buf, int size, int purpose, void* data);
-
-  // Helper function to set the temporary Diffie-Hellman parameters from a BIO.
-  ASIO_DECL ASIO_SYNC_OP_VOID do_use_tmp_dh(
-      BIO* bio, asio::error_code& ec);
-
-  // Helper function to make a BIO from a memory buffer.
-  ASIO_DECL BIO* make_buffer_bio(const const_buffer& b);
-
-  // The underlying native implementation.
-  native_handle_type handle_;
-
-  // Ensure openssl is initialised.
-  asio::ssl::detail::openssl_init<> init_;
-};
-
-} // namespace ssl
-} // namespace asio
-
-#include "asio/detail/pop_options.hpp"
-
-#include "asio/ssl/impl/context.hpp"
-#if defined(ASIO_HEADER_ONLY)
-# include "asio/ssl/impl/context.ipp"
-#endif // defined(ASIO_HEADER_ONLY)
-
-#endif // ASIO_SSL_CONTEXT_HPP