diff options
Diffstat (limited to 'contrib/epee/include')
| -rw-r--r-- | contrib/epee/include/byte_slice.h | 36 | ||||
| -rw-r--r-- | contrib/epee/include/byte_stream.h | 224 | ||||
| -rw-r--r-- | contrib/epee/include/console_handler.h | 4 | ||||
| -rw-r--r-- | contrib/epee/include/md5_l.inl | 12 | ||||
| -rw-r--r-- | contrib/epee/include/net/abstract_tcp_server2.inl | 19 | ||||
| -rw-r--r-- | contrib/epee/include/net/http_base.h | 6 | ||||
| -rw-r--r-- | contrib/epee/include/net/http_client.h | 5 | ||||
| -rw-r--r-- | contrib/epee/include/net/http_server_impl_base.h | 2 | ||||
| -rw-r--r-- | contrib/epee/include/storages/levin_abstract_invoke2.h | 9 | ||||
| -rw-r--r-- | contrib/epee/include/storages/parserse_base_utils.h | 2 |
10 files changed, 293 insertions, 26 deletions
diff --git a/contrib/epee/include/byte_slice.h b/contrib/epee/include/byte_slice.h index 1fbba101e..6b79f6d92 100644 --- a/contrib/epee/include/byte_slice.h +++ b/contrib/epee/include/byte_slice.h @@ -1,4 +1,4 @@ -// Copyright (c) 2019, The Monero Project +// Copyright (c) 2019-2020, The Monero Project // // All rights reserved. // @@ -39,10 +39,22 @@ namespace epee { struct byte_slice_data; + class byte_stream; struct release_byte_slice { - void operator()(byte_slice_data*) const noexcept; + //! For use with `zmq_message_init_data`, use second arg for buffer pointer. + static void call(void*, void* ptr) noexcept; + void operator()(byte_slice_data* ptr) const noexcept + { + call(nullptr, ptr); + } + }; + + //! Frees ref count + buffer allocated internally by `byte_buffer`. + struct release_byte_buffer + { + void operator()(std::uint8_t* buf) const noexcept; }; /*! Inspired by slices in golang. Storage is thread-safe reference counted, @@ -99,6 +111,9 @@ namespace epee //! Convert `buffer` into a slice using one allocation for shared count. explicit byte_slice(std::string&& buffer); + //! Convert `stream` into a slice with zero allocations. + explicit byte_slice(byte_stream&& stream) noexcept; + byte_slice(byte_slice&& source) noexcept; ~byte_slice() noexcept = default; @@ -140,6 +155,23 @@ namespace epee \throw std::out_of_range If `size() < end`. \return Slice starting at `data() + begin` of size `end - begin`. */ byte_slice get_slice(std::size_t begin, std::size_t end) const; + + //! \post `empty()` \return Ownership of ref-counted buffer. + std::unique_ptr<byte_slice_data, release_byte_slice> take_buffer() noexcept; }; + + //! Alias for a buffer that has space for a `byte_slice` ref count. + using byte_buffer = std::unique_ptr<std::uint8_t, release_byte_buffer>; + + /*! \return `buf` with a new size of exactly `length`. New bytes not + initialized. A `nullptr` is returned on allocation failure. */ + byte_buffer byte_buffer_resize(byte_buffer buf, std::size_t length) noexcept; + + /*! Increase `buf` of size `current` by `more` bytes. + + \throw std::range_error if `current + more` exceeds `size_t` bounds. + \return Buffer of `current + more` bytes. A `nullptr` is returned on + allocation failure. */ + byte_buffer byte_buffer_increase(byte_buffer buf, std::size_t current, std::size_t more); } // epee diff --git a/contrib/epee/include/byte_stream.h b/contrib/epee/include/byte_stream.h new file mode 100644 index 000000000..98f563ca9 --- /dev/null +++ b/contrib/epee/include/byte_stream.h @@ -0,0 +1,224 @@ +// Copyright (c) 2020, The Monero Project +// +// All rights reserved. +// +// Redistribution and use in source and binary forms, with or without modification, are +// permitted provided that the following conditions are met: +// +// 1. Redistributions of source code must retain the above copyright notice, this list of +// conditions and the following disclaimer. +// +// 2. Redistributions in binary form must reproduce the above copyright notice, this list +// of conditions and the following disclaimer in the documentation and/or other +// materials provided with the distribution. +// +// 3. Neither the name of the copyright holder nor the names of its contributors may be +// used to endorse or promote products derived from this software without specific +// prior written permission. +// +// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY +// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF +// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL +// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, +// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF +// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +#pragma once + +#include <cassert> +#include <cstdint> +#include <cstring> + +#include "byte_slice.h" +#include "span.h" + +namespace epee +{ + /*! \brief A partial drop-in replacement for `std::ostream`. + + Only a few base `std::ostream` functions are implemented - enough for + rapidjson output currently. + + Advantages over `std::stringstream` or `rapidjson::StringBuffer`: + - The internal buffer can be taken without a copy. + - The internal buffer can be given to `byte_slice` with zero + allocations for reference count. + - The internal buffer can be given to `zmq_msg_data_init` without a + copy or extra allocation. + an additional advantage over `std::stringstream`: + - Construction is significantly faster - the global `std::locale` + does not have to be acquired (global thread synchronization), and + an extra allocation for `std::stringbuf` is not needed (which is an + addition to the buffer inside of that object). */ + class byte_stream + { + byte_buffer buffer_; //! Beginning of buffer + std::uint8_t* next_write_; //! Current write position + const std::uint8_t* end_; //! End of buffer + std::size_t increase_size_; //! Minimum buffer size increase + + //! \post `requested <= available()` + void overflow(const std::size_t requested); + + //! Ensures that at least `requested` bytes are available. + void check(const std::size_t requested) + { + const std::size_t remaining = available(); + if (remaining < requested) + overflow(requested); + } + + public: + using char_type = std::uint8_t; + using Ch = char_type; + + //! \return Default minimum size increase on buffer overflow + static constexpr std::size_t default_increase() noexcept { return 4096; } + + //! Increase internal buffer by at least `byte_stream_increase` bytes. + byte_stream() noexcept + : byte_stream(default_increase()) + {} + + //! Increase internal buffer by at least `increase` bytes. + explicit byte_stream(const std::size_t increase) noexcept + : buffer_(nullptr), + next_write_(nullptr), + end_(nullptr), + increase_size_(increase) + {} + + byte_stream(byte_stream&& rhs) noexcept; + ~byte_stream() noexcept = default; + byte_stream& operator=(byte_stream&& rhs) noexcept; + + //! \return The minimum increase size on buffer overflow + std::size_t increase_size() const noexcept { return increase_size_; } + + const std::uint8_t* data() const noexcept { return buffer_.get(); } + std::uint8_t* tellp() const noexcept { return next_write_; } + std::size_t available() const noexcept { return end_ - next_write_; } + std::size_t size() const noexcept { return next_write_ - buffer_.get(); } + std::size_t capacity() const noexcept { return end_ - buffer_.get(); } + + //! Compatibility with rapidjson. + void Flush() const noexcept + {} + + /*! Reserve at least `more` bytes. + \post `size() + more <= available()`. + \throw std::range_error if exceeding max `size_t` value. + \throw std::bad_alloc if allocation fails. */ + void reserve(const std::size_t more) + { + check(more); + } + + /*! Copy `length` bytes starting at `ptr` to end of stream. + \throw std::range_error If exceeding max size_t value. + \throw std::bad_alloc If allocation fails. */ + void write(const std::uint8_t* ptr, const std::size_t length) + { + check(length); + std::memcpy(tellp(), ptr, length); + next_write_ += length; + } + + /*! Copy `length` bytes starting at `ptr` to end of stream. + \throw std::range_error if exceeding max `size_t` value. + \throw std::bad_alloc if allocation fails. */ + void write(const char* ptr, const std::size_t length) + { + write(reinterpret_cast<const std::uint8_t*>(ptr), length); + } + + /*! Copy `source` to end of stream. + \throw std::range_error if exceeding max `size_t` value. + \throw std::bad_alloc if allocation fails. */ + void write(const epee::span<const std::uint8_t> source) + { + write(source.data(), source.size()); + } + + /*! Copy `source` to end of stream. + \throw std::range_error if exceeding max `size_t` value. + \throw std::bad_alloc if allocation fails. */ + void write(const epee::span<const char> source) + { + write(source.data(), source.size()); + } + + /*! Copy `ch` to end of stream. + \throw std::range_error if exceeding max `size_t` value. + \throw std::bad_alloc if allocation fails. */ + void put(const std::uint8_t ch) + { + check(1); + put_unsafe(ch); + } + + /*! Copy `ch` to end of stream. Provides rapidjson compatability. + \throw std::range_error if exceeding max `size_t` value. + \throw std::bad_alloc if allocation fails. */ + void Put(const std::uint8_t ch) + { + put(ch); + } + + /*! Writes `ch` to end of stream without runtime capacity checks. Must use + `reserve` before calling this function. Primarily for use with + rapidjson, which writes characters at a time but reserves memory in + blocks. Most applications want to use `put` or `write`. */ + void put_unsafe(const std::uint8_t ch) noexcept + { + assert(1 <= available()); + *(tellp()) = ch; + ++next_write_; + } + + /*! Write `ch` to end of stream `count` times. + \throw std::range_error if exceeding max `size_t` value. + \throw std::bad_alloc if allocation fails. */ + void put_n(const std::uint8_t ch, const std::size_t count) + { + check(count); + std::memset(tellp(), count, ch); + next_write_ += count; + } + + /*! Copy `ch` to end of stream. + \throw std::range_error if exceeding max `size_t` value. + \throw std::bad_alloc if allocation fails. */ + void push_back(const std::uint8_t ch) + { + put(ch); + } + + //! \return The internal buffer. \post `size() == capacity() == 0`. + byte_buffer take_buffer() noexcept; + }; + + //! Compatability/optimization for rapidjson. + + inline void PutReserve(byte_stream& dest, const std::size_t length) + { + dest.reserve(length); + } + + //! Compatability/optimization for rapidjson. + + inline void PutUnsafe(byte_stream& dest, const std::uint8_t ch) + { + dest.put_unsafe(ch); + } + + //! Compability/optimization for rapidjson. + inline void PutN(byte_stream& dest, const std::uint8_t ch, const std::size_t count) + { + dest.put_n(ch, count); + } +} // epee + diff --git a/contrib/epee/include/console_handler.h b/contrib/epee/include/console_handler.h index a7788aeb8..08d9b8802 100644 --- a/contrib/epee/include/console_handler.h +++ b/contrib/epee/include/console_handler.h @@ -465,7 +465,7 @@ eof: bool run_default_console_handler_no_srv_param(t_server* ptsrv, t_handler handlr, std::function<std::string(void)> prompt, const std::string& usage = "") { async_console_handler console_handler; - return console_handler.run(ptsrv, boost::bind<bool>(no_srv_param_adapter<t_server, t_handler>, _1, _2, handlr), prompt, usage); + return console_handler.run(ptsrv, std::bind<bool>(no_srv_param_adapter<t_server, t_handler>, std::placeholders::_1, std::placeholders::_2, handlr), prompt, usage); } template<class t_server, class t_handler> @@ -634,7 +634,7 @@ eof: bool run_handling(std::function<std::string(void)> prompt, const std::string& usage_string, std::function<void(void)> exit_handler = NULL) { - return m_console_handler.run(boost::bind(&console_handlers_binder::process_command_str, this, _1), prompt, usage_string, exit_handler); + return m_console_handler.run(std::bind(&console_handlers_binder::process_command_str, this, std::placeholders::_1), prompt, usage_string, exit_handler); } void print_prompt() diff --git a/contrib/epee/include/md5_l.inl b/contrib/epee/include/md5_l.inl index 8e339e006..cb2bd54f9 100644 --- a/contrib/epee/include/md5_l.inl +++ b/contrib/epee/include/md5_l.inl @@ -277,7 +277,7 @@ namespace md5 /* Zeroize sensitive information. */ - MD5_memset ((POINTER)context, 0, sizeof (*context)); + memwipe ((POINTER)context, sizeof (*context)); } /* MD5 basic transformation. Transforms state based on block. @@ -369,7 +369,7 @@ namespace md5 /* Zeroize sensitive information. */ - MD5_memset ((POINTER)x, 0, sizeof (x)); + memwipe ((POINTER)x, sizeof (x)); } /* Note: Replace "for loop" with standard memcpy if possible. @@ -431,9 +431,9 @@ namespace md5 MD5Update(&hmac->octx, k_opad, 64); /* apply outer pad */ /* scrub the pads and key context (if used) */ - MD5_memset( (POINTER)&k_ipad, 0, sizeof(k_ipad)); - MD5_memset( (POINTER)&k_opad, 0, sizeof(k_opad)); - MD5_memset( (POINTER)&tk, 0, sizeof(tk)); + memwipe( (POINTER)&k_ipad, sizeof(k_ipad)); + memwipe( (POINTER)&k_opad, sizeof(k_opad)); + memwipe( (POINTER)&tk, sizeof(tk)); /* and we're done. */ } @@ -459,7 +459,7 @@ namespace md5 state->istate[lupe] = htonl(hmac.ictx.state[lupe]); state->ostate[lupe] = htonl(hmac.octx.state[lupe]); } - MD5_memset( (POINTER)&hmac, 0, sizeof(hmac)); + memwipe( (POINTER)&hmac, sizeof(hmac)); } diff --git a/contrib/epee/include/net/abstract_tcp_server2.inl b/contrib/epee/include/net/abstract_tcp_server2.inl index 43ede3cc1..cbacd118c 100644 --- a/contrib/epee/include/net/abstract_tcp_server2.inl +++ b/contrib/epee/include/net/abstract_tcp_server2.inl @@ -32,7 +32,6 @@ -#include <boost/bind.hpp> #include <boost/foreach.hpp> #include <boost/uuid/random_generator.hpp> #include <boost/chrono.hpp> @@ -210,15 +209,15 @@ PRAGMA_WARNING_DISABLE_VS(4355) socket().async_receive(boost::asio::buffer(buffer_), boost::asio::socket_base::message_peek, strand_.wrap( - boost::bind(&connection<t_protocol_handler>::handle_receive, self, - boost::asio::placeholders::error, - boost::asio::placeholders::bytes_transferred))); + std::bind(&connection<t_protocol_handler>::handle_receive, self, + std::placeholders::_1, + std::placeholders::_2))); else async_read_some(boost::asio::buffer(buffer_), strand_.wrap( - boost::bind(&connection<t_protocol_handler>::handle_read, self, - boost::asio::placeholders::error, - boost::asio::placeholders::bytes_transferred))); + std::bind(&connection<t_protocol_handler>::handle_read, self, + std::placeholders::_1, + std::placeholders::_2))); #if !defined(_WIN32) || !defined(__i686) // not supported before Windows7, too lazy for runtime check // Just exclude for 32bit windows builds @@ -688,7 +687,7 @@ PRAGMA_WARNING_DISABLE_VS(4355) reset_timer(get_default_timeout(), false); async_write(boost::asio::buffer(m_send_que.front().data(), size_now ) , strand_.wrap( - boost::bind(&connection<t_protocol_handler>::handle_write, self, _1, _2) + std::bind(&connection<t_protocol_handler>::handle_write, self, std::placeholders::_1, std::placeholders::_2) ) ); //_dbg3("(chunk): " << size_now); @@ -892,7 +891,7 @@ PRAGMA_WARNING_DISABLE_VS(4355) CHECK_AND_ASSERT_MES( size_now == m_send_que.front().size(), void(), "Unexpected queue size"); async_write(boost::asio::buffer(m_send_que.front().data(), size_now) , strand_.wrap( - boost::bind(&connection<t_protocol_handler>::handle_write, connection<t_protocol_handler>::shared_from_this(), _1, _2) + std::bind(&connection<t_protocol_handler>::handle_write, connection<t_protocol_handler>::shared_from_this(), std::placeholders::_1, std::placeholders::_2) ) ); //_dbg3("(normal)" << size_now); @@ -1402,7 +1401,7 @@ POP_WARNINGS shared_context->connect_mut.lock(); shared_context->ec = ec_; shared_context->cond.notify_one(); shared_context->connect_mut.unlock(); }; - sock_.async_connect(remote_endpoint, boost::bind<void>(connect_callback, _1, local_shared_context)); + sock_.async_connect(remote_endpoint, std::bind<void>(connect_callback, std::placeholders::_1, local_shared_context)); while(local_shared_context->ec == boost::asio::error::would_block) { bool r = local_shared_context->cond.timed_wait(lock, boost::get_system_time() + boost::posix_time::milliseconds(conn_timeout)); diff --git a/contrib/epee/include/net/http_base.h b/contrib/epee/include/net/http_base.h index a66fb7c23..bf6589c92 100644 --- a/contrib/epee/include/net/http_base.h +++ b/contrib/epee/include/net/http_base.h @@ -33,6 +33,7 @@ #include <string> #include <utility> +#include "memwipe.h" #include "string_tools.h" #undef MONERO_DEFAULT_LOG_CATEGORY @@ -200,6 +201,11 @@ namespace net_utils this->~http_response_info(); new(this) http_response_info(); } + + void wipe() + { + memwipe(&m_body[0], m_body.size()); + } }; } } diff --git a/contrib/epee/include/net/http_client.h b/contrib/epee/include/net/http_client.h index d329b8cf2..86df48f65 100644 --- a/contrib/epee/include/net/http_client.h +++ b/contrib/epee/include/net/http_client.h @@ -330,6 +330,11 @@ namespace net_utils return m_net_client.get_bytes_received(); } //--------------------------------------------------------------------------- + void wipe_response() + { + m_response_info.wipe(); + } + //--------------------------------------------------------------------------- private: //--------------------------------------------------------------------------- inline bool handle_reciev(std::chrono::milliseconds timeout) diff --git a/contrib/epee/include/net/http_server_impl_base.h b/contrib/epee/include/net/http_server_impl_base.h index 6cd19f17b..d88b53c94 100644 --- a/contrib/epee/include/net/http_server_impl_base.h +++ b/contrib/epee/include/net/http_server_impl_base.h @@ -31,7 +31,7 @@ #include <boost/thread.hpp> -#include <boost/bind.hpp> +#include <boost/bind/bind.hpp> #include "net/abstract_tcp_server2.h" #include "http_protocol_handler.h" diff --git a/contrib/epee/include/storages/levin_abstract_invoke2.h b/contrib/epee/include/storages/levin_abstract_invoke2.h index b18e04a27..4633fa546 100644 --- a/contrib/epee/include/storages/levin_abstract_invoke2.h +++ b/contrib/epee/include/storages/levin_abstract_invoke2.h @@ -28,6 +28,7 @@ #include "portable_storage_template_helper.h" #include <boost/utility/value_init.hpp> +#include <functional> #include "span.h" #include "net/levin_base.h" @@ -294,20 +295,20 @@ namespace epee #define HANDLE_INVOKE2(command_id, func, type_name_in, typename_out) \ if(!is_notify && command_id == command) \ - {handled=true;return epee::net_utils::buff_to_t_adapter<internal_owner_type_name, type_name_in, typename_out>(this, command, in_buff, buff_out, boost::bind(func, this, _1, _2, _3, _4), context);} + {handled=true;return epee::net_utils::buff_to_t_adapter<internal_owner_type_name, type_name_in, typename_out>(this, command, in_buff, buff_out, std::bind(func, this, std::placeholders::_1, std::placeholders::_2, std::placeholders::_3, std::placeholders::_4), context);} #define HANDLE_INVOKE_T2(COMMAND, func) \ if(!is_notify && COMMAND::ID == command) \ - {handled=true;return epee::net_utils::buff_to_t_adapter<internal_owner_type_name, typename COMMAND::request, typename COMMAND::response>(command, in_buff, buff_out, boost::bind(func, this, _1, _2, _3, _4), context);} + {handled=true;return epee::net_utils::buff_to_t_adapter<internal_owner_type_name, typename COMMAND::request, typename COMMAND::response>(command, in_buff, buff_out, std::bind(func, this, std::placeholders::_1, std::placeholders::_2, std::placeholders::_3, std::placeholders::_4), context);} #define HANDLE_NOTIFY2(command_id, func, type_name_in) \ if(is_notify && command_id == command) \ - {handled=true;return epee::net_utils::buff_to_t_adapter<internal_owner_type_name, type_name_in>(this, command, in_buff, boost::bind(func, this, _1, _2, _3), context);} + {handled=true;return epee::net_utils::buff_to_t_adapter<internal_owner_type_name, type_name_in>(this, command, in_buff, std::bind(func, this, std::placeholders::_1, std::placeholders::_2, std::placeholders::_3), context);} #define HANDLE_NOTIFY_T2(NOTIFY, func) \ if(is_notify && NOTIFY::ID == command) \ - {handled=true;return epee::net_utils::buff_to_t_adapter<internal_owner_type_name, typename NOTIFY::request>(this, command, in_buff, boost::bind(func, this, _1, _2, _3), context);} + {handled=true;return epee::net_utils::buff_to_t_adapter<internal_owner_type_name, typename NOTIFY::request>(this, command, in_buff, std::bind(func, this, std::placeholders::_1, std::placeholders::_2, std::placeholders::_3), context);} #define CHAIN_INVOKE_MAP2(func) \ diff --git a/contrib/epee/include/storages/parserse_base_utils.h b/contrib/epee/include/storages/parserse_base_utils.h index 2256f6b83..5a6cc0b51 100644 --- a/contrib/epee/include/storages/parserse_base_utils.h +++ b/contrib/epee/include/storages/parserse_base_utils.h @@ -196,7 +196,7 @@ namespace misc_utils uint32_t dst = 0; for (int i = 0; i < 4; ++i) { - const unsigned char tmp = isx[(int)*++it]; + const unsigned char tmp = isx[(unsigned char)*++it]; CHECK_AND_ASSERT_THROW_MES(tmp != 0xff, "Bad Unicode encoding"); dst = dst << 4 | tmp; } |