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mirror of https://github.com/VCMP-SqMod/SqMod.git synced 2025-07-06 08:57:11 +02:00

Initial preparations for CURL and Discord integration.

This commit is contained in:
Sandu Liviu Catalin
2021-01-27 07:27:48 +02:00
parent 8257eb61d6
commit 95705e87c8
1751 changed files with 440547 additions and 854 deletions

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//
// ssl/detail/impl/engine.ipp
// ~~~~~~~~~~~~~~~~~~~~~~~~~~
//
// Copyright (c) 2003-2021 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_DETAIL_IMPL_ENGINE_IPP
#define ASIO_SSL_DETAIL_IMPL_ENGINE_IPP
#if defined(_MSC_VER) && (_MSC_VER >= 1200)
# pragma once
#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
#include "asio/detail/config.hpp"
#include "asio/detail/throw_error.hpp"
#include "asio/error.hpp"
#include "asio/ssl/detail/engine.hpp"
#include "asio/ssl/error.hpp"
#include "asio/ssl/verify_context.hpp"
#include "asio/detail/push_options.hpp"
namespace asio {
namespace ssl {
namespace detail {
engine::engine(SSL_CTX* context)
: ssl_(::SSL_new(context))
{
if (!ssl_)
{
asio::error_code ec(
static_cast<int>(::ERR_get_error()),
asio::error::get_ssl_category());
asio::detail::throw_error(ec, "engine");
}
#if (OPENSSL_VERSION_NUMBER < 0x10000000L)
accept_mutex().init();
#endif // (OPENSSL_VERSION_NUMBER < 0x10000000L)
::SSL_set_mode(ssl_, SSL_MODE_ENABLE_PARTIAL_WRITE);
::SSL_set_mode(ssl_, SSL_MODE_ACCEPT_MOVING_WRITE_BUFFER);
#if defined(SSL_MODE_RELEASE_BUFFERS)
::SSL_set_mode(ssl_, SSL_MODE_RELEASE_BUFFERS);
#endif // defined(SSL_MODE_RELEASE_BUFFERS)
::BIO* int_bio = 0;
::BIO_new_bio_pair(&int_bio, 0, &ext_bio_, 0);
::SSL_set_bio(ssl_, int_bio, int_bio);
}
#if defined(ASIO_HAS_MOVE)
engine::engine(engine&& other) ASIO_NOEXCEPT
: ssl_(other.ssl_),
ext_bio_(other.ext_bio_)
{
other.ssl_ = 0;
other.ext_bio_ = 0;
}
#endif // defined(ASIO_HAS_MOVE)
engine::~engine()
{
if (ssl_ && SSL_get_app_data(ssl_))
{
delete static_cast<verify_callback_base*>(SSL_get_app_data(ssl_));
SSL_set_app_data(ssl_, 0);
}
if (ext_bio_)
::BIO_free(ext_bio_);
if (ssl_)
::SSL_free(ssl_);
}
SSL* engine::native_handle()
{
return ssl_;
}
asio::error_code engine::set_verify_mode(
verify_mode v, asio::error_code& ec)
{
::SSL_set_verify(ssl_, v, ::SSL_get_verify_callback(ssl_));
ec = asio::error_code();
return ec;
}
asio::error_code engine::set_verify_depth(
int depth, asio::error_code& ec)
{
::SSL_set_verify_depth(ssl_, depth);
ec = asio::error_code();
return ec;
}
asio::error_code engine::set_verify_callback(
verify_callback_base* callback, asio::error_code& ec)
{
if (SSL_get_app_data(ssl_))
delete static_cast<verify_callback_base*>(SSL_get_app_data(ssl_));
SSL_set_app_data(ssl_, callback);
::SSL_set_verify(ssl_, ::SSL_get_verify_mode(ssl_),
&engine::verify_callback_function);
ec = asio::error_code();
return ec;
}
int engine::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_get_app_data(ssl))
{
verify_callback_base* callback =
static_cast<verify_callback_base*>(
SSL_get_app_data(ssl));
verify_context verify_ctx(ctx);
return callback->call(preverified != 0, verify_ctx) ? 1 : 0;
}
}
}
return 0;
}
engine::want engine::handshake(
stream_base::handshake_type type, asio::error_code& ec)
{
return perform((type == asio::ssl::stream_base::client)
? &engine::do_connect : &engine::do_accept, 0, 0, ec, 0);
}
engine::want engine::shutdown(asio::error_code& ec)
{
return perform(&engine::do_shutdown, 0, 0, ec, 0);
}
engine::want engine::write(const asio::const_buffer& data,
asio::error_code& ec, std::size_t& bytes_transferred)
{
if (data.size() == 0)
{
ec = asio::error_code();
return engine::want_nothing;
}
return perform(&engine::do_write,
const_cast<void*>(data.data()),
data.size(), ec, &bytes_transferred);
}
engine::want engine::read(const asio::mutable_buffer& data,
asio::error_code& ec, std::size_t& bytes_transferred)
{
if (data.size() == 0)
{
ec = asio::error_code();
return engine::want_nothing;
}
return perform(&engine::do_read, data.data(),
data.size(), ec, &bytes_transferred);
}
asio::mutable_buffer engine::get_output(
const asio::mutable_buffer& data)
{
int length = ::BIO_read(ext_bio_,
data.data(), static_cast<int>(data.size()));
return asio::buffer(data,
length > 0 ? static_cast<std::size_t>(length) : 0);
}
asio::const_buffer engine::put_input(
const asio::const_buffer& data)
{
int length = ::BIO_write(ext_bio_,
data.data(), static_cast<int>(data.size()));
return asio::buffer(data +
(length > 0 ? static_cast<std::size_t>(length) : 0));
}
const asio::error_code& engine::map_error_code(
asio::error_code& ec) const
{
// We only want to map the error::eof code.
if (ec != asio::error::eof)
return ec;
// If there's data yet to be read, it's an error.
if (BIO_wpending(ext_bio_))
{
ec = asio::ssl::error::stream_truncated;
return ec;
}
// SSL v2 doesn't provide a protocol-level shutdown, so an eof on the
// underlying transport is passed through.
#if (OPENSSL_VERSION_NUMBER < 0x10100000L)
if (SSL_version(ssl_) == SSL2_VERSION)
return ec;
#endif // (OPENSSL_VERSION_NUMBER < 0x10100000L)
// Otherwise, the peer should have negotiated a proper shutdown.
if ((::SSL_get_shutdown(ssl_) & SSL_RECEIVED_SHUTDOWN) == 0)
{
ec = asio::ssl::error::stream_truncated;
}
return ec;
}
#if (OPENSSL_VERSION_NUMBER < 0x10000000L)
asio::detail::static_mutex& engine::accept_mutex()
{
static asio::detail::static_mutex mutex = ASIO_STATIC_MUTEX_INIT;
return mutex;
}
#endif // (OPENSSL_VERSION_NUMBER < 0x10000000L)
engine::want engine::perform(int (engine::* op)(void*, std::size_t),
void* data, std::size_t length, asio::error_code& ec,
std::size_t* bytes_transferred)
{
std::size_t pending_output_before = ::BIO_ctrl_pending(ext_bio_);
::ERR_clear_error();
int result = (this->*op)(data, length);
int ssl_error = ::SSL_get_error(ssl_, result);
int sys_error = static_cast<int>(::ERR_get_error());
std::size_t pending_output_after = ::BIO_ctrl_pending(ext_bio_);
if (ssl_error == SSL_ERROR_SSL)
{
ec = asio::error_code(sys_error,
asio::error::get_ssl_category());
return pending_output_after > pending_output_before
? want_output : want_nothing;
}
if (ssl_error == SSL_ERROR_SYSCALL)
{
if (sys_error == 0)
{
ec = asio::ssl::error::unspecified_system_error;
}
else
{
ec = asio::error_code(sys_error,
asio::error::get_ssl_category());
}
return pending_output_after > pending_output_before
? want_output : want_nothing;
}
if (result > 0 && bytes_transferred)
*bytes_transferred = static_cast<std::size_t>(result);
if (ssl_error == SSL_ERROR_WANT_WRITE)
{
ec = asio::error_code();
return want_output_and_retry;
}
else if (pending_output_after > pending_output_before)
{
ec = asio::error_code();
return result > 0 ? want_output : want_output_and_retry;
}
else if (ssl_error == SSL_ERROR_WANT_READ)
{
ec = asio::error_code();
return want_input_and_retry;
}
else if (ssl_error == SSL_ERROR_ZERO_RETURN)
{
ec = asio::error::eof;
return want_nothing;
}
else if (ssl_error == SSL_ERROR_NONE)
{
ec = asio::error_code();
return want_nothing;
}
else
{
ec = asio::ssl::error::unexpected_result;
return want_nothing;
}
}
int engine::do_accept(void*, std::size_t)
{
#if (OPENSSL_VERSION_NUMBER < 0x10000000L)
asio::detail::static_mutex::scoped_lock lock(accept_mutex());
#endif // (OPENSSL_VERSION_NUMBER < 0x10000000L)
return ::SSL_accept(ssl_);
}
int engine::do_connect(void*, std::size_t)
{
return ::SSL_connect(ssl_);
}
int engine::do_shutdown(void*, std::size_t)
{
int result = ::SSL_shutdown(ssl_);
if (result == 0)
result = ::SSL_shutdown(ssl_);
return result;
}
int engine::do_read(void* data, std::size_t length)
{
return ::SSL_read(ssl_, data,
length < INT_MAX ? static_cast<int>(length) : INT_MAX);
}
int engine::do_write(void* data, std::size_t length)
{
return ::SSL_write(ssl_, data,
length < INT_MAX ? static_cast<int>(length) : INT_MAX);
}
} // namespace detail
} // namespace ssl
} // namespace asio
#include "asio/detail/pop_options.hpp"
#endif // ASIO_SSL_DETAIL_IMPL_ENGINE_IPP

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//
// ssl/detail/impl/openssl_init.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_DETAIL_IMPL_OPENSSL_INIT_IPP
#define ASIO_SSL_DETAIL_IMPL_OPENSSL_INIT_IPP
#if defined(_MSC_VER) && (_MSC_VER >= 1200)
# pragma once
#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
#include "asio/detail/config.hpp"
#include <vector>
#include "asio/detail/assert.hpp"
#include "asio/detail/mutex.hpp"
#include "asio/detail/tss_ptr.hpp"
#include "asio/ssl/detail/openssl_init.hpp"
#include "asio/ssl/detail/openssl_types.hpp"
#include "asio/detail/push_options.hpp"
namespace asio {
namespace ssl {
namespace detail {
class openssl_init_base::do_init
{
public:
do_init()
{
#if (OPENSSL_VERSION_NUMBER < 0x10100000L)
::SSL_library_init();
::SSL_load_error_strings();
::OpenSSL_add_all_algorithms();
mutexes_.resize(::CRYPTO_num_locks());
for (size_t i = 0; i < mutexes_.size(); ++i)
mutexes_[i].reset(new asio::detail::mutex);
::CRYPTO_set_locking_callback(&do_init::openssl_locking_func);
#endif // (OPENSSL_VERSION_NUMBER < 0x10100000L)
#if (OPENSSL_VERSION_NUMBER < 0x10000000L)
::CRYPTO_set_id_callback(&do_init::openssl_id_func);
#endif // (OPENSSL_VERSION_NUMBER < 0x10000000L)
#if !defined(SSL_OP_NO_COMPRESSION) \
&& (OPENSSL_VERSION_NUMBER >= 0x00908000L)
null_compression_methods_ = sk_SSL_COMP_new_null();
#endif // !defined(SSL_OP_NO_COMPRESSION)
// && (OPENSSL_VERSION_NUMBER >= 0x00908000L)
}
~do_init()
{
#if !defined(SSL_OP_NO_COMPRESSION) \
&& (OPENSSL_VERSION_NUMBER >= 0x00908000L)
sk_SSL_COMP_free(null_compression_methods_);
#endif // !defined(SSL_OP_NO_COMPRESSION)
// && (OPENSSL_VERSION_NUMBER >= 0x00908000L)
#if (OPENSSL_VERSION_NUMBER < 0x10000000L)
::CRYPTO_set_id_callback(0);
#endif // (OPENSSL_VERSION_NUMBER < 0x10000000L)
#if (OPENSSL_VERSION_NUMBER < 0x10100000L)
::CRYPTO_set_locking_callback(0);
::ERR_free_strings();
::EVP_cleanup();
::CRYPTO_cleanup_all_ex_data();
#endif // (OPENSSL_VERSION_NUMBER < 0x10100000L)
#if (OPENSSL_VERSION_NUMBER < 0x10000000L)
::ERR_remove_state(0);
#elif (OPENSSL_VERSION_NUMBER < 0x10100000L)
::ERR_remove_thread_state(NULL);
#endif // (OPENSSL_VERSION_NUMBER < 0x10000000L)
#if (OPENSSL_VERSION_NUMBER >= 0x10002000L) \
&& (OPENSSL_VERSION_NUMBER < 0x10100000L) \
&& !defined(SSL_OP_NO_COMPRESSION)
::SSL_COMP_free_compression_methods();
#endif // (OPENSSL_VERSION_NUMBER >= 0x10002000L)
// && (OPENSSL_VERSION_NUMBER < 0x10100000L)
// && !defined(SSL_OP_NO_COMPRESSION)
#if !defined(OPENSSL_IS_BORINGSSL) && !defined(ASIO_USE_WOLFSSL)
::CONF_modules_unload(1);
#endif // !defined(OPENSSL_IS_BORINGSSL) && !defined(ASIO_USE_WOLFSSL)
#if !defined(OPENSSL_NO_ENGINE) \
&& (OPENSSL_VERSION_NUMBER < 0x10100000L)
::ENGINE_cleanup();
#endif // !defined(OPENSSL_NO_ENGINE)
// && (OPENSSL_VERSION_NUMBER < 0x10100000L)
}
#if !defined(SSL_OP_NO_COMPRESSION) \
&& (OPENSSL_VERSION_NUMBER >= 0x00908000L)
STACK_OF(SSL_COMP)* get_null_compression_methods() const
{
return null_compression_methods_;
}
#endif // !defined(SSL_OP_NO_COMPRESSION)
// && (OPENSSL_VERSION_NUMBER >= 0x00908000L)
private:
#if (OPENSSL_VERSION_NUMBER < 0x10000000L)
static unsigned long openssl_id_func()
{
#if defined(ASIO_WINDOWS) || defined(__CYGWIN__)
return ::GetCurrentThreadId();
#else // defined(ASIO_WINDOWS) || defined(__CYGWIN__)
void* id = &errno;
ASIO_ASSERT(sizeof(unsigned long) >= sizeof(void*));
return reinterpret_cast<unsigned long>(id);
#endif // defined(ASIO_WINDOWS) || defined(__CYGWIN__)
}
#endif // (OPENSSL_VERSION_NUMBER < 0x10000000L)
#if (OPENSSL_VERSION_NUMBER < 0x10100000L)
static void openssl_locking_func(int mode, int n,
const char* /*file*/, int /*line*/)
{
if (mode & CRYPTO_LOCK)
instance()->mutexes_[n]->lock();
else
instance()->mutexes_[n]->unlock();
}
// Mutexes to be used in locking callbacks.
std::vector<asio::detail::shared_ptr<
asio::detail::mutex> > mutexes_;
#endif // (OPENSSL_VERSION_NUMBER < 0x10100000L)
#if !defined(SSL_OP_NO_COMPRESSION) \
&& (OPENSSL_VERSION_NUMBER >= 0x00908000L)
STACK_OF(SSL_COMP)* null_compression_methods_;
#endif // !defined(SSL_OP_NO_COMPRESSION)
// && (OPENSSL_VERSION_NUMBER >= 0x00908000L)
};
asio::detail::shared_ptr<openssl_init_base::do_init>
openssl_init_base::instance()
{
static asio::detail::shared_ptr<do_init> init(new do_init);
return init;
}
#if !defined(SSL_OP_NO_COMPRESSION) \
&& (OPENSSL_VERSION_NUMBER >= 0x00908000L)
STACK_OF(SSL_COMP)* openssl_init_base::get_null_compression_methods()
{
return instance()->get_null_compression_methods();
}
#endif // !defined(SSL_OP_NO_COMPRESSION)
// && (OPENSSL_VERSION_NUMBER >= 0x00908000L)
} // namespace detail
} // namespace ssl
} // namespace asio
#include "asio/detail/pop_options.hpp"
#endif // ASIO_SSL_DETAIL_IMPL_OPENSSL_INIT_IPP