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AngelscriptDebuggerServer/extern/asio-1.18.2/include/asio/ssl/impl/context.ipp

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//
// ssl/impl/context.ipp
// ~~~~~~~~~~~~~~~~~~~~
//
// Copyright (c) 2005 Voipster / Indrek dot Juhani at voipster dot com
// Copyright (c) 2005-2021 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_IMPL_CONTEXT_IPP
#define ASIO_SSL_IMPL_CONTEXT_IPP
#if defined(_MSC_VER) && (_MSC_VER >= 1200)
# pragma once
#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
#include "asio/detail/config.hpp"
#include <cstring>
#include "asio/detail/throw_error.hpp"
#include "asio/error.hpp"
#include "asio/ssl/context.hpp"
#include "asio/ssl/error.hpp"
#include "asio/detail/push_options.hpp"
namespace asio {
namespace ssl {
struct context::bio_cleanup
{
BIO* p;
~bio_cleanup() { if (p) ::BIO_free(p); }
};
struct context::x509_cleanup
{
X509* p;
~x509_cleanup() { if (p) ::X509_free(p); }
};
struct context::evp_pkey_cleanup
{
EVP_PKEY* p;
~evp_pkey_cleanup() { if (p) ::EVP_PKEY_free(p); }
};
struct context::rsa_cleanup
{
RSA* p;
~rsa_cleanup() { if (p) ::RSA_free(p); }
};
struct context::dh_cleanup
{
DH* p;
~dh_cleanup() { if (p) ::DH_free(p); }
};
context::context(context::method m)
: handle_(0)
{
::ERR_clear_error();
switch (m)
{
// SSL v2.
#if (OPENSSL_VERSION_NUMBER >= 0x10100000L) || defined(OPENSSL_NO_SSL2)
case context::sslv2:
case context::sslv2_client:
case context::sslv2_server:
asio::detail::throw_error(
asio::error::invalid_argument, "context");
break;
#else // (OPENSSL_VERSION_NUMBER >= 0x10100000L) || defined(OPENSSL_NO_SSL2)
case context::sslv2:
handle_ = ::SSL_CTX_new(::SSLv2_method());
break;
case context::sslv2_client:
handle_ = ::SSL_CTX_new(::SSLv2_client_method());
break;
case context::sslv2_server:
handle_ = ::SSL_CTX_new(::SSLv2_server_method());
break;
#endif // (OPENSSL_VERSION_NUMBER >= 0x10100000L) || defined(OPENSSL_NO_SSL2)
// SSL v3.
#if (OPENSSL_VERSION_NUMBER >= 0x10100000L) && !defined(LIBRESSL_VERSION_NUMBER)
case context::sslv3:
handle_ = ::SSL_CTX_new(::TLS_method());
if (handle_)
{
SSL_CTX_set_min_proto_version(handle_, SSL3_VERSION);
SSL_CTX_set_max_proto_version(handle_, SSL3_VERSION);
}
break;
case context::sslv3_client:
handle_ = ::SSL_CTX_new(::TLS_client_method());
if (handle_)
{
SSL_CTX_set_min_proto_version(handle_, SSL3_VERSION);
SSL_CTX_set_max_proto_version(handle_, SSL3_VERSION);
}
break;
case context::sslv3_server:
handle_ = ::SSL_CTX_new(::TLS_server_method());
if (handle_)
{
SSL_CTX_set_min_proto_version(handle_, SSL3_VERSION);
SSL_CTX_set_max_proto_version(handle_, SSL3_VERSION);
}
break;
#elif defined(OPENSSL_NO_SSL3)
case context::sslv3:
case context::sslv3_client:
case context::sslv3_server:
asio::detail::throw_error(
asio::error::invalid_argument, "context");
break;
#else // defined(OPENSSL_NO_SSL3)
case context::sslv3:
handle_ = ::SSL_CTX_new(::SSLv3_method());
break;
case context::sslv3_client:
handle_ = ::SSL_CTX_new(::SSLv3_client_method());
break;
case context::sslv3_server:
handle_ = ::SSL_CTX_new(::SSLv3_server_method());
break;
#endif // defined(OPENSSL_NO_SSL3)
// TLS v1.0.
#if (OPENSSL_VERSION_NUMBER >= 0x10100000L) && !defined(LIBRESSL_VERSION_NUMBER)
case context::tlsv1:
handle_ = ::SSL_CTX_new(::TLS_method());
if (handle_)
{
SSL_CTX_set_min_proto_version(handle_, TLS1_VERSION);
SSL_CTX_set_max_proto_version(handle_, TLS1_VERSION);
}
break;
case context::tlsv1_client:
handle_ = ::SSL_CTX_new(::TLS_client_method());
if (handle_)
{
SSL_CTX_set_min_proto_version(handle_, TLS1_VERSION);
SSL_CTX_set_max_proto_version(handle_, TLS1_VERSION);
}
break;
case context::tlsv1_server:
handle_ = ::SSL_CTX_new(::TLS_server_method());
if (handle_)
{
SSL_CTX_set_min_proto_version(handle_, TLS1_VERSION);
SSL_CTX_set_max_proto_version(handle_, TLS1_VERSION);
}
break;
#elif defined(SSL_TXT_TLSV1)
case context::tlsv1:
handle_ = ::SSL_CTX_new(::TLSv1_method());
break;
case context::tlsv1_client:
handle_ = ::SSL_CTX_new(::TLSv1_client_method());
break;
case context::tlsv1_server:
handle_ = ::SSL_CTX_new(::TLSv1_server_method());
break;
#else // defined(SSL_TXT_TLSV1)
case context::tlsv1:
case context::tlsv1_client:
case context::tlsv1_server:
asio::detail::throw_error(
asio::error::invalid_argument, "context");
break;
#endif // defined(SSL_TXT_TLSV1)
// TLS v1.1.
#if (OPENSSL_VERSION_NUMBER >= 0x10100000L) && !defined(LIBRESSL_VERSION_NUMBER)
case context::tlsv11:
handle_ = ::SSL_CTX_new(::TLS_method());
if (handle_)
{
SSL_CTX_set_min_proto_version(handle_, TLS1_1_VERSION);
SSL_CTX_set_max_proto_version(handle_, TLS1_1_VERSION);
}
break;
case context::tlsv11_client:
handle_ = ::SSL_CTX_new(::TLS_client_method());
if (handle_)
{
SSL_CTX_set_min_proto_version(handle_, TLS1_1_VERSION);
SSL_CTX_set_max_proto_version(handle_, TLS1_1_VERSION);
}
break;
case context::tlsv11_server:
handle_ = ::SSL_CTX_new(::TLS_server_method());
if (handle_)
{
SSL_CTX_set_min_proto_version(handle_, TLS1_1_VERSION);
SSL_CTX_set_max_proto_version(handle_, TLS1_1_VERSION);
}
break;
#elif defined(SSL_TXT_TLSV1_1)
case context::tlsv11:
handle_ = ::SSL_CTX_new(::TLSv1_1_method());
break;
case context::tlsv11_client:
handle_ = ::SSL_CTX_new(::TLSv1_1_client_method());
break;
case context::tlsv11_server:
handle_ = ::SSL_CTX_new(::TLSv1_1_server_method());
break;
#else // defined(SSL_TXT_TLSV1_1)
case context::tlsv11:
case context::tlsv11_client:
case context::tlsv11_server:
asio::detail::throw_error(
asio::error::invalid_argument, "context");
break;
#endif // defined(SSL_TXT_TLSV1_1)
// TLS v1.2.
#if (OPENSSL_VERSION_NUMBER >= 0x10100000L) && !defined(LIBRESSL_VERSION_NUMBER)
case context::tlsv12:
handle_ = ::SSL_CTX_new(::TLS_method());
if (handle_)
{
SSL_CTX_set_min_proto_version(handle_, TLS1_2_VERSION);
SSL_CTX_set_max_proto_version(handle_, TLS1_2_VERSION);
}
break;
case context::tlsv12_client:
handle_ = ::SSL_CTX_new(::TLS_client_method());
if (handle_)
{
SSL_CTX_set_min_proto_version(handle_, TLS1_2_VERSION);
SSL_CTX_set_max_proto_version(handle_, TLS1_2_VERSION);
}
break;
case context::tlsv12_server:
handle_ = ::SSL_CTX_new(::TLS_server_method());
if (handle_)
{
SSL_CTX_set_min_proto_version(handle_, TLS1_2_VERSION);
SSL_CTX_set_max_proto_version(handle_, TLS1_2_VERSION);
}
break;
#elif defined(SSL_TXT_TLSV1_2)
case context::tlsv12:
handle_ = ::SSL_CTX_new(::TLSv1_2_method());
break;
case context::tlsv12_client:
handle_ = ::SSL_CTX_new(::TLSv1_2_client_method());
break;
case context::tlsv12_server:
handle_ = ::SSL_CTX_new(::TLSv1_2_server_method());
break;
#else // defined(SSL_TXT_TLSV1_2)
case context::tlsv12:
case context::tlsv12_client:
case context::tlsv12_server:
asio::detail::throw_error(
asio::error::invalid_argument, "context");
break;
#endif // defined(SSL_TXT_TLSV1_2)
// TLS v1.3.
#if (OPENSSL_VERSION_NUMBER >= 0x10101000L) \
&& !defined(LIBRESSL_VERSION_NUMBER)
case context::tlsv13:
handle_ = ::SSL_CTX_new(::TLS_method());
if (handle_)
{
SSL_CTX_set_min_proto_version(handle_, TLS1_3_VERSION);
SSL_CTX_set_max_proto_version(handle_, TLS1_3_VERSION);
}
break;
case context::tlsv13_client:
handle_ = ::SSL_CTX_new(::TLS_client_method());
if (handle_)
{
SSL_CTX_set_min_proto_version(handle_, TLS1_3_VERSION);
SSL_CTX_set_max_proto_version(handle_, TLS1_3_VERSION);
}
break;
case context::tlsv13_server:
handle_ = ::SSL_CTX_new(::TLS_server_method());
if (handle_)
{
SSL_CTX_set_min_proto_version(handle_, TLS1_3_VERSION);
SSL_CTX_set_max_proto_version(handle_, TLS1_3_VERSION);
}
break;
#else // (OPENSSL_VERSION_NUMBER >= 0x10101000L)
// && !defined(LIBRESSL_VERSION_NUMBER)
case context::tlsv13:
case context::tlsv13_client:
case context::tlsv13_server:
asio::detail::throw_error(
asio::error::invalid_argument, "context");
break;
#endif // (OPENSSL_VERSION_NUMBER >= 0x10101000L)
// && !defined(LIBRESSL_VERSION_NUMBER)
// Any supported SSL/TLS version.
case context::sslv23:
handle_ = ::SSL_CTX_new(::SSLv23_method());
break;
case context::sslv23_client:
handle_ = ::SSL_CTX_new(::SSLv23_client_method());
break;
case context::sslv23_server:
handle_ = ::SSL_CTX_new(::SSLv23_server_method());
break;
// Any supported TLS version.
#if (OPENSSL_VERSION_NUMBER >= 0x10100000L) && !defined(LIBRESSL_VERSION_NUMBER)
case context::tls:
handle_ = ::SSL_CTX_new(::TLS_method());
if (handle_)
SSL_CTX_set_min_proto_version(handle_, TLS1_VERSION);
break;
case context::tls_client:
handle_ = ::SSL_CTX_new(::TLS_client_method());
if (handle_)
SSL_CTX_set_min_proto_version(handle_, TLS1_VERSION);
break;
case context::tls_server:
handle_ = ::SSL_CTX_new(::TLS_server_method());
if (handle_)
SSL_CTX_set_min_proto_version(handle_, TLS1_VERSION);
break;
#else // (OPENSSL_VERSION_NUMBER >= 0x10100000L)
case context::tls:
handle_ = ::SSL_CTX_new(::SSLv23_method());
if (handle_)
SSL_CTX_set_options(handle_, SSL_OP_NO_SSLv2 | SSL_OP_NO_SSLv3);
break;
case context::tls_client:
handle_ = ::SSL_CTX_new(::SSLv23_client_method());
if (handle_)
SSL_CTX_set_options(handle_, SSL_OP_NO_SSLv2 | SSL_OP_NO_SSLv3);
break;
case context::tls_server:
handle_ = ::SSL_CTX_new(::SSLv23_server_method());
if (handle_)
SSL_CTX_set_options(handle_, SSL_OP_NO_SSLv2 | SSL_OP_NO_SSLv3);
break;
#endif // (OPENSSL_VERSION_NUMBER >= 0x10100000L)
default:
handle_ = ::SSL_CTX_new(0);
break;
}
if (handle_ == 0)
{
asio::error_code ec(
static_cast<int>(::ERR_get_error()),
asio::error::get_ssl_category());
asio::detail::throw_error(ec, "context");
}
set_options(no_compression);
}
context::context(context::native_handle_type native_handle)
: handle_(native_handle)
{
if (!handle_)
{
asio::detail::throw_error(
asio::error::invalid_argument, "context");
}
}
#if defined(ASIO_HAS_MOVE) || defined(GENERATING_DOCUMENTATION)
context::context(context&& other)
{
handle_ = other.handle_;
other.handle_ = 0;
}
context& context::operator=(context&& other)
{
context tmp(ASIO_MOVE_CAST(context)(*this));
handle_ = other.handle_;
other.handle_ = 0;
return *this;
}
#endif // defined(ASIO_HAS_MOVE) || defined(GENERATING_DOCUMENTATION)
context::~context()
{
if (handle_)
{
#if ((OPENSSL_VERSION_NUMBER >= 0x10100000L) \
&& !defined(LIBRESSL_VERSION_NUMBER)) \
|| defined(ASIO_USE_WOLFSSL)
void* cb_userdata = ::SSL_CTX_get_default_passwd_cb_userdata(handle_);
#else // (OPENSSL_VERSION_NUMBER >= 0x10100000L)
void* cb_userdata = handle_->default_passwd_callback_userdata;
#endif // (OPENSSL_VERSION_NUMBER >= 0x10100000L)
if (cb_userdata)
{
detail::password_callback_base* callback =
static_cast<detail::password_callback_base*>(
cb_userdata);
delete callback;
#if ((OPENSSL_VERSION_NUMBER >= 0x10100000L) \
&& !defined(LIBRESSL_VERSION_NUMBER)) \
|| defined(ASIO_USE_WOLFSSL)
::SSL_CTX_set_default_passwd_cb_userdata(handle_, 0);
#else // (OPENSSL_VERSION_NUMBER >= 0x10100000L)
handle_->default_passwd_callback_userdata = 0;
#endif // (OPENSSL_VERSION_NUMBER >= 0x10100000L)
}
if (SSL_CTX_get_app_data(handle_))
{
detail::verify_callback_base* callback =
static_cast<detail::verify_callback_base*>(
SSL_CTX_get_app_data(handle_));
delete callback;
SSL_CTX_set_app_data(handle_, 0);
}
::SSL_CTX_free(handle_);
}
}
context::native_handle_type context::native_handle()
{
return handle_;
}
void context::clear_options(context::options o)
{
asio::error_code ec;
clear_options(o, ec);
asio::detail::throw_error(ec, "clear_options");
}
ASIO_SYNC_OP_VOID context::clear_options(
context::options o, asio::error_code& ec)
{
#if (OPENSSL_VERSION_NUMBER >= 0x009080DFL) \
&& (OPENSSL_VERSION_NUMBER != 0x00909000L)
# if !defined(SSL_OP_NO_COMPRESSION)
if ((o & context::no_compression) != 0)
{
# if (OPENSSL_VERSION_NUMBER >= 0x00908000L)
handle_->comp_methods = SSL_COMP_get_compression_methods();
# endif // (OPENSSL_VERSION_NUMBER >= 0x00908000L)
o ^= context::no_compression;
}
# endif // !defined(SSL_OP_NO_COMPRESSION)
::SSL_CTX_clear_options(handle_, o);
ec = asio::error_code();
#else // (OPENSSL_VERSION_NUMBER >= 0x009080DFL)
// && (OPENSSL_VERSION_NUMBER != 0x00909000L)
(void)o;
ec = asio::error::operation_not_supported;
#endif // (OPENSSL_VERSION_NUMBER >= 0x009080DFL)
// && (OPENSSL_VERSION_NUMBER != 0x00909000L)
ASIO_SYNC_OP_VOID_RETURN(ec);
}
void context::set_options(context::options o)
{
asio::error_code ec;
set_options(o, ec);
asio::detail::throw_error(ec, "set_options");
}
ASIO_SYNC_OP_VOID context::set_options(
context::options o, asio::error_code& ec)
{
#if !defined(SSL_OP_NO_COMPRESSION)
if ((o & context::no_compression) != 0)
{
#if (OPENSSL_VERSION_NUMBER >= 0x00908000L)
handle_->comp_methods =
asio::ssl::detail::openssl_init<>::get_null_compression_methods();
#endif // (OPENSSL_VERSION_NUMBER >= 0x00908000L)
o ^= context::no_compression;
}
#endif // !defined(SSL_OP_NO_COMPRESSION)
::SSL_CTX_set_options(handle_, o);
ec = asio::error_code();
ASIO_SYNC_OP_VOID_RETURN(ec);
}
void context::set_verify_mode(verify_mode v)
{
asio::error_code ec;
set_verify_mode(v, ec);
asio::detail::throw_error(ec, "set_verify_mode");
}
ASIO_SYNC_OP_VOID context::set_verify_mode(
verify_mode v, asio::error_code& ec)
{
::SSL_CTX_set_verify(handle_, v, ::SSL_CTX_get_verify_callback(handle_));
ec = asio::error_code();
ASIO_SYNC_OP_VOID_RETURN(ec);
}
void context::set_verify_depth(int depth)
{
asio::error_code ec;
set_verify_depth(depth, ec);
asio::detail::throw_error(ec, "set_verify_depth");
}
ASIO_SYNC_OP_VOID context::set_verify_depth(
int depth, asio::error_code& ec)
{
::SSL_CTX_set_verify_depth(handle_, depth);
ec = asio::error_code();
ASIO_SYNC_OP_VOID_RETURN(ec);
}
void context::load_verify_file(const std::string& filename)
{
asio::error_code ec;
load_verify_file(filename, ec);
asio::detail::throw_error(ec, "load_verify_file");
}
ASIO_SYNC_OP_VOID context::load_verify_file(
const std::string& filename, asio::error_code& ec)
{
::ERR_clear_error();
if (::SSL_CTX_load_verify_locations(handle_, filename.c_str(), 0) != 1)
{
ec = asio::error_code(
static_cast<int>(::ERR_get_error()),
asio::error::get_ssl_category());
ASIO_SYNC_OP_VOID_RETURN(ec);
}
ec = asio::error_code();
ASIO_SYNC_OP_VOID_RETURN(ec);
}
void context::add_certificate_authority(const const_buffer& ca)
{
asio::error_code ec;
add_certificate_authority(ca, ec);
asio::detail::throw_error(ec, "add_certificate_authority");
}
ASIO_SYNC_OP_VOID context::add_certificate_authority(
const const_buffer& ca, asio::error_code& ec)
{
::ERR_clear_error();
bio_cleanup bio = { make_buffer_bio(ca) };
if (bio.p)
{
if (X509_STORE* store = ::SSL_CTX_get_cert_store(handle_))
{
for (bool added = false;; added = true)
{
x509_cleanup cert = { ::PEM_read_bio_X509(bio.p, 0, 0, 0) };
if (!cert.p)
{
unsigned long err = ::ERR_get_error();
if (added && ERR_GET_LIB(err) == ERR_LIB_PEM
&& ERR_GET_REASON(err) == PEM_R_NO_START_LINE)
break;
ec = asio::error_code(
static_cast<int>(err),
asio::error::get_ssl_category());
ASIO_SYNC_OP_VOID_RETURN(ec);
}
if (::X509_STORE_add_cert(store, cert.p) != 1)
{
ec = asio::error_code(
static_cast<int>(::ERR_get_error()),
asio::error::get_ssl_category());
ASIO_SYNC_OP_VOID_RETURN(ec);
}
}
}
}
ec = asio::error_code();
ASIO_SYNC_OP_VOID_RETURN(ec);
}
void context::set_default_verify_paths()
{
asio::error_code ec;
set_default_verify_paths(ec);
asio::detail::throw_error(ec, "set_default_verify_paths");
}
ASIO_SYNC_OP_VOID context::set_default_verify_paths(
asio::error_code& ec)
{
::ERR_clear_error();
if (::SSL_CTX_set_default_verify_paths(handle_) != 1)
{
ec = asio::error_code(
static_cast<int>(::ERR_get_error()),
asio::error::get_ssl_category());
ASIO_SYNC_OP_VOID_RETURN(ec);
}
ec = asio::error_code();
ASIO_SYNC_OP_VOID_RETURN(ec);
}
void context::add_verify_path(const std::string& path)
{
asio::error_code ec;
add_verify_path(path, ec);
asio::detail::throw_error(ec, "add_verify_path");
}
ASIO_SYNC_OP_VOID context::add_verify_path(
const std::string& path, asio::error_code& ec)
{
::ERR_clear_error();
if (::SSL_CTX_load_verify_locations(handle_, 0, path.c_str()) != 1)
{
ec = asio::error_code(
static_cast<int>(::ERR_get_error()),
asio::error::get_ssl_category());
ASIO_SYNC_OP_VOID_RETURN(ec);
}
ec = asio::error_code();
ASIO_SYNC_OP_VOID_RETURN(ec);
}
void context::use_certificate(
const const_buffer& certificate, file_format format)
{
asio::error_code ec;
use_certificate(certificate, format, ec);
asio::detail::throw_error(ec, "use_certificate");
}
ASIO_SYNC_OP_VOID context::use_certificate(
const const_buffer& certificate, file_format format,
asio::error_code& ec)
{
::ERR_clear_error();
if (format == context_base::asn1)
{
if (::SSL_CTX_use_certificate_ASN1(handle_,
static_cast<int>(certificate.size()),
static_cast<const unsigned char*>(certificate.data())) == 1)
{
ec = asio::error_code();
ASIO_SYNC_OP_VOID_RETURN(ec);
}
}
else if (format == context_base::pem)
{
bio_cleanup bio = { make_buffer_bio(certificate) };
if (bio.p)
{
x509_cleanup cert = { ::PEM_read_bio_X509(bio.p, 0, 0, 0) };
if (cert.p)
{
if (::SSL_CTX_use_certificate(handle_, cert.p) == 1)
{
ec = asio::error_code();
ASIO_SYNC_OP_VOID_RETURN(ec);
}
}
}
}
else
{
ec = asio::error::invalid_argument;
ASIO_SYNC_OP_VOID_RETURN(ec);
}
ec = asio::error_code(
static_cast<int>(::ERR_get_error()),
asio::error::get_ssl_category());
ASIO_SYNC_OP_VOID_RETURN(ec);
}
void context::use_certificate_file(
const std::string& filename, file_format format)
{
asio::error_code ec;
use_certificate_file(filename, format, ec);
asio::detail::throw_error(ec, "use_certificate_file");
}
ASIO_SYNC_OP_VOID context::use_certificate_file(
const std::string& filename, file_format format,
asio::error_code& ec)
{
int file_type;
switch (format)
{
case context_base::asn1:
file_type = SSL_FILETYPE_ASN1;
break;
case context_base::pem:
file_type = SSL_FILETYPE_PEM;
break;
default:
{
ec = asio::error::invalid_argument;
ASIO_SYNC_OP_VOID_RETURN(ec);
}
}
::ERR_clear_error();
if (::SSL_CTX_use_certificate_file(handle_, filename.c_str(), file_type) != 1)
{
ec = asio::error_code(
static_cast<int>(::ERR_get_error()),
asio::error::get_ssl_category());
ASIO_SYNC_OP_VOID_RETURN(ec);
}
ec = asio::error_code();
ASIO_SYNC_OP_VOID_RETURN(ec);
}
void context::use_certificate_chain(const const_buffer& chain)
{
asio::error_code ec;
use_certificate_chain(chain, ec);
asio::detail::throw_error(ec, "use_certificate_chain");
}
ASIO_SYNC_OP_VOID context::use_certificate_chain(
const const_buffer& chain, asio::error_code& ec)
{
::ERR_clear_error();
bio_cleanup bio = { make_buffer_bio(chain) };
if (bio.p)
{
#if ((OPENSSL_VERSION_NUMBER >= 0x10100000L) \
&& !defined(LIBRESSL_VERSION_NUMBER)) \
|| defined(ASIO_USE_WOLFSSL)
pem_password_cb* callback = ::SSL_CTX_get_default_passwd_cb(handle_);
void* cb_userdata = ::SSL_CTX_get_default_passwd_cb_userdata(handle_);
#else // (OPENSSL_VERSION_NUMBER >= 0x10100000L)
pem_password_cb* callback = handle_->default_passwd_callback;
void* cb_userdata = handle_->default_passwd_callback_userdata;
#endif // (OPENSSL_VERSION_NUMBER >= 0x10100000L)
x509_cleanup cert = {
::PEM_read_bio_X509_AUX(bio.p, 0,
callback,
cb_userdata) };
if (!cert.p)
{
ec = asio::error_code(ERR_R_PEM_LIB,
asio::error::get_ssl_category());
ASIO_SYNC_OP_VOID_RETURN(ec);
}
int result = ::SSL_CTX_use_certificate(handle_, cert.p);
if (result == 0 || ::ERR_peek_error() != 0)
{
ec = asio::error_code(
static_cast<int>(::ERR_get_error()),
asio::error::get_ssl_category());
ASIO_SYNC_OP_VOID_RETURN(ec);
}
#if ((OPENSSL_VERSION_NUMBER >= 0x10002000L) \
&& !defined(LIBRESSL_VERSION_NUMBER)) \
|| defined(ASIO_USE_WOLFSSL)
::SSL_CTX_clear_chain_certs(handle_);
#else
if (handle_->extra_certs)
{
::sk_X509_pop_free(handle_->extra_certs, X509_free);
handle_->extra_certs = 0;
}
#endif // (OPENSSL_VERSION_NUMBER >= 0x10002000L)
while (X509* cacert = ::PEM_read_bio_X509(bio.p, 0,
callback,
cb_userdata))
{
if (!::SSL_CTX_add_extra_chain_cert(handle_, cacert))
{
ec = asio::error_code(
static_cast<int>(::ERR_get_error()),
asio::error::get_ssl_category());
ASIO_SYNC_OP_VOID_RETURN(ec);
}
}
result = ::ERR_peek_last_error();
if ((ERR_GET_LIB(result) == ERR_LIB_PEM)
&& (ERR_GET_REASON(result) == PEM_R_NO_START_LINE))
{
::ERR_clear_error();
ec = asio::error_code();
ASIO_SYNC_OP_VOID_RETURN(ec);
}
}
ec = asio::error_code(
static_cast<int>(::ERR_get_error()),
asio::error::get_ssl_category());
ASIO_SYNC_OP_VOID_RETURN(ec);
}
void context::use_certificate_chain_file(const std::string& filename)
{
asio::error_code ec;
use_certificate_chain_file(filename, ec);
asio::detail::throw_error(ec, "use_certificate_chain_file");
}
ASIO_SYNC_OP_VOID context::use_certificate_chain_file(
const std::string& filename, asio::error_code& ec)
{
::ERR_clear_error();
if (::SSL_CTX_use_certificate_chain_file(handle_, filename.c_str()) != 1)
{
ec = asio::error_code(
static_cast<int>(::ERR_get_error()),
asio::error::get_ssl_category());
ASIO_SYNC_OP_VOID_RETURN(ec);
}
ec = asio::error_code();
ASIO_SYNC_OP_VOID_RETURN(ec);
}
void context::use_private_key(
const const_buffer& private_key, context::file_format format)
{
asio::error_code ec;
use_private_key(private_key, format, ec);
asio::detail::throw_error(ec, "use_private_key");
}
ASIO_SYNC_OP_VOID context::use_private_key(
const const_buffer& private_key, context::file_format format,
asio::error_code& ec)
{
::ERR_clear_error();
#if ((OPENSSL_VERSION_NUMBER >= 0x10100000L) \
&& !defined(LIBRESSL_VERSION_NUMBER)) \
|| defined(ASIO_USE_WOLFSSL)
pem_password_cb* callback = ::SSL_CTX_get_default_passwd_cb(handle_);
void* cb_userdata = ::SSL_CTX_get_default_passwd_cb_userdata(handle_);
#else // (OPENSSL_VERSION_NUMBER >= 0x10100000L)
pem_password_cb* callback = handle_->default_passwd_callback;
void* cb_userdata = handle_->default_passwd_callback_userdata;
#endif // (OPENSSL_VERSION_NUMBER >= 0x10100000L)
bio_cleanup bio = { make_buffer_bio(private_key) };
if (bio.p)
{
evp_pkey_cleanup evp_private_key = { 0 };
switch (format)
{
case context_base::asn1:
evp_private_key.p = ::d2i_PrivateKey_bio(bio.p, 0);
break;
case context_base::pem:
evp_private_key.p = ::PEM_read_bio_PrivateKey(
bio.p, 0, callback,
cb_userdata);
break;
default:
{
ec = asio::error::invalid_argument;
ASIO_SYNC_OP_VOID_RETURN(ec);
}
}
if (evp_private_key.p)
{
if (::SSL_CTX_use_PrivateKey(handle_, evp_private_key.p) == 1)
{
ec = asio::error_code();
ASIO_SYNC_OP_VOID_RETURN(ec);
}
}
}
ec = asio::error_code(
static_cast<int>(::ERR_get_error()),
asio::error::get_ssl_category());
ASIO_SYNC_OP_VOID_RETURN(ec);
}
void context::use_private_key_file(
const std::string& filename, context::file_format format)
{
asio::error_code ec;
use_private_key_file(filename, format, ec);
asio::detail::throw_error(ec, "use_private_key_file");
}
void context::use_rsa_private_key(
const const_buffer& private_key, context::file_format format)
{
asio::error_code ec;
use_rsa_private_key(private_key, format, ec);
asio::detail::throw_error(ec, "use_rsa_private_key");
}
ASIO_SYNC_OP_VOID context::use_rsa_private_key(
const const_buffer& private_key, context::file_format format,
asio::error_code& ec)
{
::ERR_clear_error();
#if ((OPENSSL_VERSION_NUMBER >= 0x10100000L) \
&& !defined(LIBRESSL_VERSION_NUMBER)) \
|| defined(ASIO_USE_WOLFSSL)
pem_password_cb* callback = ::SSL_CTX_get_default_passwd_cb(handle_);
void* cb_userdata = ::SSL_CTX_get_default_passwd_cb_userdata(handle_);
#else // (OPENSSL_VERSION_NUMBER >= 0x10100000L)
pem_password_cb* callback = handle_->default_passwd_callback;
void* cb_userdata = handle_->default_passwd_callback_userdata;
#endif // (OPENSSL_VERSION_NUMBER >= 0x10100000L)
bio_cleanup bio = { make_buffer_bio(private_key) };
if (bio.p)
{
rsa_cleanup rsa_private_key = { 0 };
switch (format)
{
case context_base::asn1:
rsa_private_key.p = ::d2i_RSAPrivateKey_bio(bio.p, 0);
break;
case context_base::pem:
rsa_private_key.p = ::PEM_read_bio_RSAPrivateKey(
bio.p, 0, callback,
cb_userdata);
break;
default:
{
ec = asio::error::invalid_argument;
ASIO_SYNC_OP_VOID_RETURN(ec);
}
}
if (rsa_private_key.p)
{
if (::SSL_CTX_use_RSAPrivateKey(handle_, rsa_private_key.p) == 1)
{
ec = asio::error_code();
ASIO_SYNC_OP_VOID_RETURN(ec);
}
}
}
ec = asio::error_code(
static_cast<int>(::ERR_get_error()),
asio::error::get_ssl_category());
ASIO_SYNC_OP_VOID_RETURN(ec);
}
ASIO_SYNC_OP_VOID context::use_private_key_file(
const std::string& filename, context::file_format format,
asio::error_code& ec)
{
int file_type;
switch (format)
{
case context_base::asn1:
file_type = SSL_FILETYPE_ASN1;
break;
case context_base::pem:
file_type = SSL_FILETYPE_PEM;
break;
default:
{
ec = asio::error::invalid_argument;
ASIO_SYNC_OP_VOID_RETURN(ec);
}
}
::ERR_clear_error();
if (::SSL_CTX_use_PrivateKey_file(handle_, filename.c_str(), file_type) != 1)
{
ec = asio::error_code(
static_cast<int>(::ERR_get_error()),
asio::error::get_ssl_category());
ASIO_SYNC_OP_VOID_RETURN(ec);
}
ec = asio::error_code();
ASIO_SYNC_OP_VOID_RETURN(ec);
}
void context::use_rsa_private_key_file(
const std::string& filename, context::file_format format)
{
asio::error_code ec;
use_rsa_private_key_file(filename, format, ec);
asio::detail::throw_error(ec, "use_rsa_private_key_file");
}
ASIO_SYNC_OP_VOID context::use_rsa_private_key_file(
const std::string& filename, context::file_format format,
asio::error_code& ec)
{
int file_type;
switch (format)
{
case context_base::asn1:
file_type = SSL_FILETYPE_ASN1;
break;
case context_base::pem:
file_type = SSL_FILETYPE_PEM;
break;
default:
{
ec = asio::error::invalid_argument;
ASIO_SYNC_OP_VOID_RETURN(ec);
}
}
::ERR_clear_error();
if (::SSL_CTX_use_RSAPrivateKey_file(
handle_, filename.c_str(), file_type) != 1)
{
ec = asio::error_code(
static_cast<int>(::ERR_get_error()),
asio::error::get_ssl_category());
ASIO_SYNC_OP_VOID_RETURN(ec);
}
ec = asio::error_code();
ASIO_SYNC_OP_VOID_RETURN(ec);
}
void context::use_tmp_dh(const const_buffer& dh)
{
asio::error_code ec;
use_tmp_dh(dh, ec);
asio::detail::throw_error(ec, "use_tmp_dh");
}
ASIO_SYNC_OP_VOID context::use_tmp_dh(
const const_buffer& dh, asio::error_code& ec)
{
::ERR_clear_error();
bio_cleanup bio = { make_buffer_bio(dh) };
if (bio.p)
{
return do_use_tmp_dh(bio.p, ec);
}
ec = asio::error_code(
static_cast<int>(::ERR_get_error()),
asio::error::get_ssl_category());
ASIO_SYNC_OP_VOID_RETURN(ec);
}
void context::use_tmp_dh_file(const std::string& filename)
{
asio::error_code ec;
use_tmp_dh_file(filename, ec);
asio::detail::throw_error(ec, "use_tmp_dh_file");
}
ASIO_SYNC_OP_VOID context::use_tmp_dh_file(
const std::string& filename, asio::error_code& ec)
{
::ERR_clear_error();
bio_cleanup bio = { ::BIO_new_file(filename.c_str(), "r") };
if (bio.p)
{
return do_use_tmp_dh(bio.p, ec);
}
ec = asio::error_code(
static_cast<int>(::ERR_get_error()),
asio::error::get_ssl_category());
ASIO_SYNC_OP_VOID_RETURN(ec);
}
ASIO_SYNC_OP_VOID context::do_use_tmp_dh(
BIO* bio, asio::error_code& ec)
{
::ERR_clear_error();
dh_cleanup dh = { ::PEM_read_bio_DHparams(bio, 0, 0, 0) };
if (dh.p)
{
if (::SSL_CTX_set_tmp_dh(handle_, dh.p) == 1)
{
ec = asio::error_code();
ASIO_SYNC_OP_VOID_RETURN(ec);
}
}
ec = asio::error_code(
static_cast<int>(::ERR_get_error()),
asio::error::get_ssl_category());
ASIO_SYNC_OP_VOID_RETURN(ec);
}
ASIO_SYNC_OP_VOID context::do_set_verify_callback(
detail::verify_callback_base* callback, asio::error_code& ec)
{
if (SSL_CTX_get_app_data(handle_))
{
delete static_cast<detail::verify_callback_base*>(
SSL_CTX_get_app_data(handle_));
}
SSL_CTX_set_app_data(handle_, callback);
::SSL_CTX_set_verify(handle_,
::SSL_CTX_get_verify_mode(handle_),
&context::verify_callback_function);
ec = asio::error_code();
ASIO_SYNC_OP_VOID_RETURN(ec);
}
int context::verify_callback_function(int preverified, X509_STORE_CTX* ctx)
{
if (ctx)
{
if (SSL* ssl = static_cast<SSL*>(
::X509_STORE_CTX_get_ex_data(
ctx, ::SSL_get_ex_data_X509_STORE_CTX_idx())))
{
if (SSL_CTX* handle = ::SSL_get_SSL_CTX(ssl))
{
if (SSL_CTX_get_app_data(handle))
{
detail::verify_callback_base* callback =
static_cast<detail::verify_callback_base*>(
SSL_CTX_get_app_data(handle));
verify_context verify_ctx(ctx);
return callback->call(preverified != 0, verify_ctx) ? 1 : 0;
}
}
}
}
return 0;
}
ASIO_SYNC_OP_VOID context::do_set_password_callback(
detail::password_callback_base* callback, asio::error_code& ec)
{
#if ((OPENSSL_VERSION_NUMBER >= 0x10100000L) \
&& !defined(LIBRESSL_VERSION_NUMBER)) \
|| defined(ASIO_USE_WOLFSSL)
void* old_callback = ::SSL_CTX_get_default_passwd_cb_userdata(handle_);
::SSL_CTX_set_default_passwd_cb_userdata(handle_, callback);
#else // (OPENSSL_VERSION_NUMBER >= 0x10100000L)
void* old_callback = handle_->default_passwd_callback_userdata;
handle_->default_passwd_callback_userdata = callback;
#endif // (OPENSSL_VERSION_NUMBER >= 0x10100000L)
if (old_callback)
delete static_cast<detail::password_callback_base*>(
old_callback);
SSL_CTX_set_default_passwd_cb(handle_, &context::password_callback_function);
ec = asio::error_code();
ASIO_SYNC_OP_VOID_RETURN(ec);
}
int context::password_callback_function(
char* buf, int size, int purpose, void* data)
{
using namespace std; // For strncat and strlen.
if (data)
{
detail::password_callback_base* callback =
static_cast<detail::password_callback_base*>(data);
std::string passwd = callback->call(static_cast<std::size_t>(size),
purpose ? context_base::for_writing : context_base::for_reading);
#if defined(ASIO_HAS_SECURE_RTL)
strcpy_s(buf, size, passwd.c_str());
#else // defined(ASIO_HAS_SECURE_RTL)
*buf = '\0';
if (size > 0)
strncat(buf, passwd.c_str(), size - 1);
#endif // defined(ASIO_HAS_SECURE_RTL)
return static_cast<int>(strlen(buf));
}
return 0;
}
BIO* context::make_buffer_bio(const const_buffer& b)
{
return ::BIO_new_mem_buf(
const_cast<void*>(b.data()),
static_cast<int>(b.size()));
}
} // namespace ssl
} // namespace asio
#include "asio/detail/pop_options.hpp"
#endif // ASIO_SSL_IMPL_CONTEXT_IPP
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