add library/cpp/actors, ymake build to ydb oss export

10 files changed, 826 insertions, 0 deletions

diff --git a/contrib/restricted/boost/io/.yandex_meta/devtools.copyrights.report b/contrib/restricted/boost/io/.yandex_meta/devtools.copyrights.report
new file mode 100644
index 0000000000..c0c786e40b
--- /dev/null
+++ b/contrib/restricted/boost/io/.yandex_meta/devtools.copyrights.report
@@ -0,0 +1,106 @@
+# File format ($ symbol means the beginning of a line):
+#
+# $ # this message
+# $ # =======================
+# $     # comments (all commentaries should starts with some number of spaces and # symbol)
+# $ IGNORE_FILES {file1.ext1} {file2.ext2} - (optional) ignore listed files when generating license macro and credits
+# $ RENAME {original license id} TO {new license id} # user comments - (optional) use {new license id} instead {original license id} in ya.make files
+# $ # user comments
+# $
+# ${action} {license id} {license text hash}
+# $BELONGS ./ya/make/file/relative/path/1/ya.make ./ya/make/2/ya.make
+# ${all_file_action} filename
+# $ # user commentaries (many lines)
+# $ generated description - files with this license, license text... (some number of lines that starts with some number of spaces, do not modify)
+# ${action} {license spdx} {license text hash}
+# $BELONGS ./ya/make/file/relative/path/3/ya.make
+# ${all_file_action} filename
+# $    #    user commentaries
+# $ generated description
+# $ ...
+#
+# You can modify action, all_file_action and add commentaries
+# Available actions:
+# keep - keep license in contrib and use in credits
+# skip - skip license
+# remove - remove all files with this license
+# rename - save license text/links into licenses texts file, but not store SPDX into LINCENSE macro. You should store correct license id into devtools.license.spdx.txt file
+#
+# {all file action} records will be generated when license text contains filename that exists on filesystem (in contrib directory)
+# We suppose that that files can contain some license info
+# Available all file actions:
+# FILE_IGNORE - ignore file (do nothing)
+# FILE_INCLUDE - include all file data into licenses text file
+# =======================
+
+KEEP     COPYRIGHT_SERVICE_LABEL 00ae35254742b57ae9f1a89afd6ec4ff
+BELONGS ya.make
+    License text:
+        Copyright 2010 Beman Dawes
+    Scancode info:
+        Original SPDX id: COPYRIGHT_SERVICE_LABEL
+        Score           : 100.00
+        Match type      : COPYRIGHT
+    Files with this license:
+        include/boost/io/quoted.hpp [2:2]
+
+KEEP     COPYRIGHT_SERVICE_LABEL 06270473adb0db5611666795418a7a03
+BELONGS ya.make
+    License text:
+        Copyright 2002 Daryle Walker
+    Scancode info:
+        Original SPDX id: COPYRIGHT_SERVICE_LABEL
+        Score           : 100.00
+        Match type      : COPYRIGHT
+    Files with this license:
+        include/boost/io_fwd.hpp [2:2]
+
+KEEP     COPYRIGHT_SERVICE_LABEL 3977b26967e38078e93a471d462eefa9
+BELONGS ya.make
+    License text:
+        Copyright 2019-2020 Glen Joseph Fernandes
+        (glenjofe@gmail.com)
+    Scancode info:
+        Original SPDX id: COPYRIGHT_SERVICE_LABEL
+        Score           : 100.00
+        Match type      : COPYRIGHT
+    Files with this license:
+        include/boost/io/detail/buffer_fill.hpp [2:3]
+        include/boost/io/detail/ostream_guard.hpp [2:3]
+        include/boost/io/quoted.hpp [4:5]
+
+KEEP     COPYRIGHT_SERVICE_LABEL 9efac63295490759e6d24cbbd00922ff
+BELONGS ya.make
+    License text:
+        Copyright 2019 Glen Joseph Fernandes
+        (glenjofe@gmail.com)
+    Scancode info:
+        Original SPDX id: COPYRIGHT_SERVICE_LABEL
+        Score           : 100.00
+        Match type      : COPYRIGHT
+    Files with this license:
+        include/boost/io/ostream_joiner.hpp [2:3]
+        include/boost/io/ostream_put.hpp [2:3]
+
+KEEP     COPYRIGHT_SERVICE_LABEL b8264448f2302918d52d12ed19e342eb
+BELONGS ya.make
+    License text:
+        Copyright 2002, 2005 Daryle Walker
+    Scancode info:
+        Original SPDX id: COPYRIGHT_SERVICE_LABEL
+        Score           : 100.00
+        Match type      : COPYRIGHT
+    Files with this license:
+        include/boost/io/ios_state.hpp [2:2]
+
+KEEP     COPYRIGHT_SERVICE_LABEL c3129e89abfa402d1988f810c83e0703
+BELONGS ya.make
+    License text:
+        Copyright 2021-2022 Glen Joseph Fernandes
+        (glenjofe@gmail.com)
+    Scancode info:
+        Original SPDX id: COPYRIGHT_SERVICE_LABEL
+        Score           : 100.00
+        Match type      : COPYRIGHT
+    Files with this license:
+        include/boost/io/nullstream.hpp [2:3]
diff --git a/contrib/restricted/boost/io/.yandex_meta/devtools.licenses.report b/contrib/restricted/boost/io/.yandex_meta/devtools.licenses.report
new file mode 100644
index 0000000000..6cd3e771c1
--- /dev/null
+++ b/contrib/restricted/boost/io/.yandex_meta/devtools.licenses.report
@@ -0,0 +1,110 @@
+# File format ($ symbol means the beginning of a line):
+#
+# $ # this message
+# $ # =======================
+# $     # comments (all commentaries should starts with some number of spaces and # symbol)
+# $ IGNORE_FILES {file1.ext1} {file2.ext2} - (optional) ignore listed files when generating license macro and credits
+# $ RENAME {original license id} TO {new license id} # user comments - (optional) use {new license id} instead {original license id} in ya.make files
+# $ # user comments
+# $
+# ${action} {license id} {license text hash}
+# $BELONGS ./ya/make/file/relative/path/1/ya.make ./ya/make/2/ya.make
+# ${all_file_action} filename
+# $ # user commentaries (many lines)
+# $ generated description - files with this license, license text... (some number of lines that starts with some number of spaces, do not modify)
+# ${action} {license spdx} {license text hash}
+# $BELONGS ./ya/make/file/relative/path/3/ya.make
+# ${all_file_action} filename
+# $    #    user commentaries
+# $ generated description
+# $ ...
+#
+# You can modify action, all_file_action and add commentaries
+# Available actions:
+# keep - keep license in contrib and use in credits
+# skip - skip license
+# remove - remove all files with this license
+# rename - save license text/links into licenses texts file, but not store SPDX into LINCENSE macro. You should store correct license id into devtools.license.spdx.txt file
+#
+# {all file action} records will be generated when license text contains filename that exists on filesystem (in contrib directory)
+# We suppose that that files can contain some license info
+# Available all file actions:
+# FILE_IGNORE - ignore file (do nothing)
+# FILE_INCLUDE - include all file data into licenses text file
+# =======================
+
+KEEP     BSL-1.0              2ac08ebacc39848d7b4f214b7dd403eb
+BELONGS ya.make
+    License text:
+        \### License
+        Distributed under the
+        [Boost Software License, Version 1.0](http://www.boost.org/LICENSE_1_0.txt).
+    Scancode info:
+        Original SPDX id: BSL-1.0
+        Score           : 60.00
+        Match type      : NOTICE
+        Links           : http://www.boost.org/LICENSE_1_0.txt, http://www.boost.org/users/license.html, https://spdx.org/licenses/BSL-1.0
+    Files with this license:
+        README.md [6:9]
+
+KEEP     BSL-1.0              3a9fe8c6f3dc56da59da6bb70a0cef2c
+BELONGS ya.make
+    License text:
+        Distributed under the Boost Software License, Version 1.0.
+        (http://www.boost.org/LICENSE_1_0.txt)
+    Scancode info:
+        Original SPDX id: BSL-1.0
+        Score           : 94.44
+        Match type      : NOTICE
+        Links           : http://www.boost.org/LICENSE_1_0.txt, http://www.boost.org/users/license.html, https://spdx.org/licenses/BSL-1.0
+    Files with this license:
+        include/boost/io/nullstream.hpp [5:6]
+        include/boost/io/ostream_joiner.hpp [5:6]
+
+KEEP     BSL-1.0              403b611490a4cc0b196a04a68ce4b4e5
+BELONGS ya.make
+	# Distributed under the
+	# [Boost Software License, Version 1.0](http://www.boost.org/LICENSE_1_0.txt).
+    License text:
+        Distributed under the
+    Scancode info:
+        Original SPDX id: LicenseRef-scancode-unknown-license-reference
+        Score           : 11.00
+        Match type      : INTRO
+        Links           : https://github.com/nexB/scancode-toolkit/tree/develop/src/licensedcode/data/licenses/unknown-license-reference.LICENSE
+    Files with this license:
+        README.md [8:8]
+
+KEEP     BSL-1.0              5cd4044c79f85aa40c2edd653c1d76f4
+BELONGS ya.make
+    License text:
+        (http://www.boost.org/LICENSE_1_0.txt)
+    Scancode info:
+        Original SPDX id: BSL-1.0
+        Score           : 44.00
+        Match type      : REFERENCE
+        Links           : http://www.boost.org/LICENSE_1_0.txt, http://www.boost.org/users/license.html, https://spdx.org/licenses/BSL-1.0
+    Files with this license:
+        include/boost/io/detail/buffer_fill.hpp [6:6]
+        include/boost/io/detail/ostream_guard.hpp [6:6]
+        include/boost/io/ios_state.hpp [5:5]
+        include/boost/io/ostream_put.hpp [6:6]
+        include/boost/io/quoted.hpp [8:8]
+        include/boost/io_fwd.hpp [5:5]
+
+KEEP     BSL-1.0              eeda69591b5957fb1dbf0286c30acb85
+BELONGS ya.make
+    License text:
+        Distributed under the Boost Software License, Version 1.0.
+    Scancode info:
+        Original SPDX id: BSL-1.0
+        Score           : 100.00
+        Match type      : NOTICE
+        Links           : http://www.boost.org/LICENSE_1_0.txt, http://www.boost.org/users/license.html, https://spdx.org/licenses/BSL-1.0
+    Files with this license:
+        include/boost/io/detail/buffer_fill.hpp [5:5]
+        include/boost/io/detail/ostream_guard.hpp [5:5]
+        include/boost/io/ios_state.hpp [4:4]
+        include/boost/io/ostream_put.hpp [5:5]
+        include/boost/io/quoted.hpp [7:7]
+        include/boost/io_fwd.hpp [4:4]
diff --git a/contrib/restricted/boost/io/.yandex_meta/licenses.list.txt b/contrib/restricted/boost/io/.yandex_meta/licenses.list.txt
new file mode 100644
index 0000000000..1279940900
--- /dev/null
+++ b/contrib/restricted/boost/io/.yandex_meta/licenses.list.txt
@@ -0,0 +1,48 @@
+====================BSL-1.0====================
+### License
+
+Distributed under the
+[Boost Software License, Version 1.0](http://www.boost.org/LICENSE_1_0.txt).
+
+====================BSL-1.0====================
+(http://www.boost.org/LICENSE_1_0.txt)
+
+
+====================BSL-1.0====================
+Distributed under the
+
+
+====================BSL-1.0====================
+Distributed under the Boost Software License, Version 1.0.
+
+
+====================BSL-1.0====================
+Distributed under the Boost Software License, Version 1.0.
+(http://www.boost.org/LICENSE_1_0.txt)
+
+
+====================COPYRIGHT====================
+Copyright 2002 Daryle Walker
+
+
+====================COPYRIGHT====================
+Copyright 2002, 2005 Daryle Walker
+
+
+====================COPYRIGHT====================
+Copyright 2010 Beman Dawes
+
+
+====================COPYRIGHT====================
+Copyright 2019 Glen Joseph Fernandes
+(glenjofe@gmail.com)
+
+
+====================COPYRIGHT====================
+Copyright 2019-2020 Glen Joseph Fernandes
+(glenjofe@gmail.com)
+
+
+====================COPYRIGHT====================
+Copyright 2021-2022 Glen Joseph Fernandes
+(glenjofe@gmail.com)
diff --git a/contrib/restricted/boost/io/include/boost/io/detail/buffer_fill.hpp b/contrib/restricted/boost/io/include/boost/io/detail/buffer_fill.hpp
new file mode 100644
index 0000000000..b25a884473
--- /dev/null
+++ b/contrib/restricted/boost/io/include/boost/io/detail/buffer_fill.hpp
@@ -0,0 +1,39 @@
+/*
+Copyright 2019-2020 Glen Joseph Fernandes
+(glenjofe@gmail.com)
+
+Distributed under the Boost Software License, Version 1.0.
+(http://www.boost.org/LICENSE_1_0.txt)
+*/
+#ifndef BOOST_IO_DETAIL_BUFFER_FILL_HPP
+#define BOOST_IO_DETAIL_BUFFER_FILL_HPP
+
+#include <iosfwd>
+#include <cstddef>
+
+namespace boost {
+namespace io {
+namespace detail {
+
+template<class charT, class traits>
+inline bool
+buffer_fill(std::basic_streambuf<charT, traits>& buf, charT ch,
+    std::size_t size)
+{
+    charT fill[] = { ch, ch, ch, ch, ch, ch, ch, ch };
+    enum {
+        chunk = sizeof fill / sizeof(charT)
+    };
+    for (; size > chunk; size -= chunk) {
+        if (static_cast<std::size_t>(buf.sputn(fill, chunk)) != chunk) {
+            return false;
+        }
+    }
+    return static_cast<std::size_t>(buf.sputn(fill, size)) == size;
+}
+
+} /* detail */
+} /* io */
+} /* boost */
+
+#endif
diff --git a/contrib/restricted/boost/io/include/boost/io/detail/ostream_guard.hpp b/contrib/restricted/boost/io/include/boost/io/detail/ostream_guard.hpp
new file mode 100644
index 0000000000..6999d81344
--- /dev/null
+++ b/contrib/restricted/boost/io/include/boost/io/detail/ostream_guard.hpp
@@ -0,0 +1,45 @@
+/*
+Copyright 2019-2020 Glen Joseph Fernandes
+(glenjofe@gmail.com)
+
+Distributed under the Boost Software License, Version 1.0.
+(http://www.boost.org/LICENSE_1_0.txt)
+*/
+#ifndef BOOST_IO_DETAIL_OSTREAM_GUARD_HPP
+#define BOOST_IO_DETAIL_OSTREAM_GUARD_HPP
+
+#include <boost/config.hpp>
+#include <iosfwd>
+
+namespace boost {
+namespace io {
+namespace detail {
+
+template<class Char, class Traits>
+class ostream_guard {
+public:
+    explicit ostream_guard(std::basic_ostream<Char, Traits>& os) BOOST_NOEXCEPT
+        : os_(&os) { }
+
+    ~ostream_guard() BOOST_NOEXCEPT_IF(false) {
+        if (os_) {
+            os_->setstate(std::basic_ostream<Char, Traits>::badbit);
+        }
+    }
+
+    void release() BOOST_NOEXCEPT {
+        os_ = 0;
+    }
+
+private:
+    ostream_guard(const ostream_guard&);
+    ostream_guard& operator=(const ostream_guard&);
+
+    std::basic_ostream<Char, Traits>* os_;
+};
+
+} /* detail */
+} /* io */
+} /* boost */
+
+#endif
diff --git a/contrib/restricted/boost/io/include/boost/io/nullstream.hpp b/contrib/restricted/boost/io/include/boost/io/nullstream.hpp
new file mode 100644
index 0000000000..bd98f5a352
--- /dev/null
+++ b/contrib/restricted/boost/io/include/boost/io/nullstream.hpp
@@ -0,0 +1,63 @@
+/*
+Copyright 2021-2022 Glen Joseph Fernandes
+(glenjofe@gmail.com)
+
+Distributed under the Boost Software License, Version 1.0.
+(http://www.boost.org/LICENSE_1_0.txt)
+*/
+#ifndef BOOST_IO_NULLSTREAM_HPP
+#define BOOST_IO_NULLSTREAM_HPP
+
+#include <boost/config.hpp>
+#include <ostream>
+#include <streambuf>
+
+namespace boost {
+namespace io {
+
+template<class CharT, class Traits = std::char_traits<CharT> >
+class basic_nullbuf
+    : public std::basic_streambuf<CharT, Traits> {
+protected:
+    typename Traits::int_type overflow(typename Traits::int_type c)
+        BOOST_OVERRIDE {
+        return Traits::not_eof(c);
+    }
+
+    std::streamsize xsputn(const CharT*, std::streamsize n) BOOST_OVERRIDE {
+        return n;
+    }
+};
+
+namespace detail {
+
+template<class CharT, class Traits>
+class nullbuf {
+public:
+    boost::io::basic_nullbuf<CharT, Traits>* buf() {
+        return &buf_;
+    }
+
+private:
+    boost::io::basic_nullbuf<CharT, Traits> buf_;
+};
+
+} /* detail */
+
+template<class CharT, class Traits = std::char_traits<CharT> >
+class basic_onullstream
+    : detail::nullbuf<CharT, Traits>
+    , public std::basic_ostream<CharT, Traits> {
+public:
+    basic_onullstream()
+        : std::basic_ostream<CharT, Traits>(detail::nullbuf<CharT,
+             Traits>::buf()) { }
+};
+
+typedef basic_onullstream<char> onullstream;
+typedef basic_onullstream<wchar_t> wonullstream;
+
+} /* io */
+} /* boost */
+
+#endif
diff --git a/contrib/restricted/boost/io/include/boost/io/ostream_joiner.hpp b/contrib/restricted/boost/io/include/boost/io/ostream_joiner.hpp
new file mode 100644
index 0000000000..a771521397
--- /dev/null
+++ b/contrib/restricted/boost/io/include/boost/io/ostream_joiner.hpp
@@ -0,0 +1,118 @@
+/*
+Copyright 2019 Glen Joseph Fernandes
+(glenjofe@gmail.com)
+
+Distributed under the Boost Software License, Version 1.0.
+(http://www.boost.org/LICENSE_1_0.txt)
+*/
+#ifndef BOOST_IO_OSTREAM_JOINER_HPP
+#define BOOST_IO_OSTREAM_JOINER_HPP
+
+#include <boost/config.hpp>
+#include <ostream>
+#include <string>
+#if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES)
+#if !defined(BOOST_NO_CXX11_HDR_TYPE_TRAITS)
+#include <type_traits>
+#endif
+#include <utility>
+#endif
+
+namespace boost {
+namespace io {
+namespace detail {
+
+#if !defined(BOOST_NO_CXX11_ADDRESSOF)
+template<class T>
+inline T*
+osj_address(T& o)
+{
+    return std::addressof(o);
+}
+#else
+template<class T>
+inline T*
+osj_address(T& obj)
+{
+    return &obj;
+}
+#endif
+
+} /* detail */
+
+template<class Delim, class Char = char,
+    class Traits = std::char_traits<Char> >
+class ostream_joiner {
+public:
+    typedef Char char_type;
+    typedef Traits traits_type;
+    typedef std::basic_ostream<Char, Traits> ostream_type;
+    typedef std::output_iterator_tag iterator_category;
+    typedef void value_type;
+    typedef void difference_type;
+    typedef void pointer;
+    typedef void reference;
+
+    ostream_joiner(ostream_type& output, const Delim& delim)
+        : output_(detail::osj_address(output))
+        , delim_(delim)
+        , first_(true) { }
+
+#if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES)
+    ostream_joiner(ostream_type& output, Delim&& delim)
+        : output_(detail::osj_address(output))
+        , delim_(std::move(delim))
+        , first_(true) { }
+#endif
+
+    template<class T>
+    ostream_joiner& operator=(const T& value) {
+        if (!first_) {
+            *output_ << delim_;
+        }
+        first_ = false;
+        *output_ << value;
+        return *this;
+    }
+
+    ostream_joiner& operator*() BOOST_NOEXCEPT {
+        return *this;
+    }
+
+    ostream_joiner& operator++() BOOST_NOEXCEPT {
+        return *this;
+    }
+
+    ostream_joiner& operator++(int) BOOST_NOEXCEPT {
+        return *this;
+    }
+
+private:
+    ostream_type* output_;
+    Delim delim_;
+    bool first_;
+};
+
+#if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES) && \
+    !defined(BOOST_NO_CXX11_HDR_TYPE_TRAITS)
+template<class Char, class Traits, class Delim>
+inline ostream_joiner<typename std::decay<Delim>::type, Char, Traits>
+make_ostream_joiner(std::basic_ostream<Char, Traits>& output, Delim&& delim)
+{
+    return ostream_joiner<typename std::decay<Delim>::type, Char,
+        Traits>(output, std::forward<Delim>(delim));
+}
+#else
+template<class Char, class Traits, class Delim>
+inline ostream_joiner<Delim, Char, Traits>
+make_ostream_joiner(std::basic_ostream<Char, Traits>& output,
+    const Delim& delim)
+{
+    return ostream_joiner<Delim, Char, Traits>(output, delim);
+}
+#endif
+
+} /* io */
+} /* boost */
+
+#endif
diff --git a/contrib/restricted/boost/io/include/boost/io/ostream_put.hpp b/contrib/restricted/boost/io/include/boost/io/ostream_put.hpp
new file mode 100644
index 0000000000..97627f8e81
--- /dev/null
+++ b/contrib/restricted/boost/io/include/boost/io/ostream_put.hpp
@@ -0,0 +1,50 @@
+/*
+Copyright 2019 Glen Joseph Fernandes
+(glenjofe@gmail.com)
+
+Distributed under the Boost Software License, Version 1.0.
+(http://www.boost.org/LICENSE_1_0.txt)
+*/
+#ifndef BOOST_IO_OSTREAM_PUT_HPP
+#define BOOST_IO_OSTREAM_PUT_HPP
+
+#include <boost/io/detail/buffer_fill.hpp>
+#include <boost/io/detail/ostream_guard.hpp>
+
+namespace boost {
+namespace io {
+
+template<class charT, class traits>
+inline std::basic_ostream<charT, traits>&
+ostream_put(std::basic_ostream<charT, traits>& os, const charT* data,
+    std::size_t size)
+{
+    typedef std::basic_ostream<charT, traits> stream;
+    detail::ostream_guard<charT, traits> guard(os);
+    typename stream::sentry entry(os);
+    if (entry) {
+        std::basic_streambuf<charT, traits>& buf = *os.rdbuf();
+        std::size_t width = static_cast<std::size_t>(os.width());
+        if (width <= size) {
+            if (static_cast<std::size_t>(buf.sputn(data, size)) != size) {
+                return os;
+            }
+        } else if ((os.flags() & stream::adjustfield) == stream::left) {
+            if (static_cast<std::size_t>(buf.sputn(data, size)) != size ||
+                !detail::buffer_fill(buf, os.fill(), width - size)) {
+                return os;
+            }
+        } else if (!detail::buffer_fill(buf, os.fill(), width - size) ||
+            static_cast<std::size_t>(buf.sputn(data, size)) != size) {
+            return os;
+        }
+        os.width(0);
+    }
+    guard.release();
+    return os;
+}
+
+} /* io */
+} /* boost */
+
+#endif
diff --git a/contrib/restricted/boost/io/include/boost/io/quoted.hpp b/contrib/restricted/boost/io/include/boost/io/quoted.hpp
new file mode 100644
index 0000000000..fc7d205e82
--- /dev/null
+++ b/contrib/restricted/boost/io/include/boost/io/quoted.hpp
@@ -0,0 +1,217 @@
+/*
+Copyright 2010 Beman Dawes
+
+Copyright 2019-2020 Glen Joseph Fernandes
+(glenjofe@gmail.com)
+
+Distributed under the Boost Software License, Version 1.0.
+(http://www.boost.org/LICENSE_1_0.txt)
+*/
+#ifndef BOOST_IO_QUOTED_HPP
+#define BOOST_IO_QUOTED_HPP
+
+#include <boost/io/detail/buffer_fill.hpp>
+#include <boost/io/detail/ostream_guard.hpp>
+#include <boost/io/ios_state.hpp>
+
+namespace boost {
+namespace io {
+namespace detail {
+
+template<class String, class Char>
+struct quoted_proxy {
+    String string;
+    Char escape;
+    Char delim;
+};
+
+template<class Char>
+struct quoted_state {
+    const Char* string;
+    std::size_t size;
+    std::size_t count;
+};
+
+template<class Char>
+inline quoted_state<Char>
+quoted_start(const Char* string, Char escape, Char delim)
+{
+    const Char* end = string;
+    std::size_t count = 2;
+    for (Char ch; (ch = *end) != 0; ++end) {
+        count += 1 + (ch == escape || ch == delim);
+    }
+    quoted_state<Char> state = { string,
+        static_cast<std::size_t>(end - string), count };
+    return state;
+}
+
+template<class Char, class String>
+inline quoted_state<Char>
+quoted_start(const String* string, Char escape, Char delim)
+{
+    const Char* begin = string->data();
+    std::size_t size = string->size();
+    std::size_t count = 2;
+    for (const Char *it = begin, *end = begin + size; it != end; ++it) {
+        Char ch = *it;
+        count += 1 + (ch == escape || ch == delim);
+    }
+    quoted_state<Char> state = { begin, size, count };
+    return state;
+}
+
+template<class Char, class Traits>
+inline bool
+quoted_put(std::basic_streambuf<Char, Traits>& buf, const Char* string,
+    std::size_t size, std::size_t count, Char escape, Char delim)
+{
+    if (buf.sputc(delim) == Traits::eof()) {
+        return false;
+    }
+    if (size == count) {
+        if (static_cast<std::size_t>(buf.sputn(string, size)) != size) {
+            return false;
+        }
+    } else {
+        for (const Char* end = string + size; string != end; ++string) {
+            Char ch = *string;
+            if ((ch == escape || ch == delim) &&
+                buf.sputc(escape) == Traits::eof()) {
+                return false;
+            }
+            if (buf.sputc(ch) == Traits::eof()) {
+                return false;
+            }
+        }
+    }
+    return buf.sputc(delim) != Traits::eof();
+}
+
+template<class Char, class Traits, class String>
+inline std::basic_ostream<Char, Traits>&
+quoted_out(std::basic_ostream<Char, Traits>& os, String* string, Char escape,
+    Char delim)
+{
+    typedef std::basic_ostream<Char, Traits> stream;
+    ostream_guard<Char, Traits> guard(os);
+    typename stream::sentry entry(os);
+    if (entry) {
+        quoted_state<Char> state = boost::io::detail::quoted_start(string,
+            escape, delim);
+        std::basic_streambuf<Char, Traits>& buf = *os.rdbuf();
+        std::size_t width = static_cast<std::size_t>(os.width());
+        if (width <= state.count) {
+            if (!boost::io::detail::quoted_put(buf, state.string, state.size,
+                state.count, escape, delim)) {
+                return os;
+            }
+        } else if ((os.flags() & stream::adjustfield) == stream::left) {
+            if (!boost::io::detail::quoted_put(buf, state.string, state.size,
+                    state.count, escape, delim) ||
+                !boost::io::detail::buffer_fill(buf, os.fill(),
+                    width - state.count)) {
+                return os;
+            }
+        } else if (!boost::io::detail::buffer_fill(buf, os.fill(),
+                width - state.count) ||
+            !boost::io::detail::quoted_put(buf, state.string, state.size,
+                state.count, escape, delim)) {
+            return os;
+        }
+        os.width(0);
+    }
+    guard.release();
+    return os;
+}
+
+template<class Char, class Traits>
+inline std::basic_ostream<Char, Traits>&
+operator<<(std::basic_ostream<Char, Traits>& os,
+    const quoted_proxy<const Char*, Char>& proxy)
+{
+    return boost::io::detail::quoted_out(os, proxy.string, proxy.escape,
+        proxy.delim);
+}
+
+template <class Char, class Traits, class Alloc>
+inline std::basic_ostream<Char, Traits>&
+operator<<(std::basic_ostream<Char, Traits>& os,
+    const quoted_proxy<const std::basic_string<Char, Traits, Alloc>*,
+        Char>& proxy)
+{
+    return boost::io::detail::quoted_out(os, proxy.string, proxy.escape,
+        proxy.delim);
+}
+
+template<class Char, class Traits, class Alloc>
+inline std::basic_ostream<Char, Traits>&
+operator<<(std::basic_ostream<Char, Traits>& os,
+    const quoted_proxy<std::basic_string<Char, Traits, Alloc>*, Char>& proxy)
+{
+    return boost::io::detail::quoted_out(os, proxy.string, proxy.escape,
+        proxy.delim);
+}
+
+template<class Char, class Traits, class Alloc>
+inline std::basic_istream<Char, Traits>&
+operator>>(std::basic_istream<Char, Traits>& is,
+    const quoted_proxy<std::basic_string<Char, Traits, Alloc>*, Char>& proxy)
+{
+    Char ch;
+    if (!(is >> ch)) {
+        return is;
+    }
+    if (ch != proxy.delim) {
+        is.unget();
+        return is >> *proxy.string;
+    }
+    {
+        boost::io::ios_flags_saver ifs(is);
+        std::noskipws(is);
+        proxy.string->clear();
+        while ((is >> ch) && ch != proxy.delim) {
+            if (ch == proxy.escape && !(is >> ch)) {
+                break;
+            }
+            proxy.string->push_back(ch);
+        }
+    }
+    return is;
+}
+
+} /* detail */
+
+template<class Char, class Traits, class Alloc>
+inline detail::quoted_proxy<const std::basic_string<Char, Traits, Alloc>*,
+    Char>
+quoted(const std::basic_string<Char, Traits, Alloc>& s, Char escape='\\',
+    Char delim='\"')
+{
+    detail::quoted_proxy<const std::basic_string<Char, Traits, Alloc>*,
+        Char> proxy = { &s, escape, delim };
+    return proxy;
+}
+
+template<class Char, class Traits, class Alloc>
+inline detail::quoted_proxy<std::basic_string<Char, Traits, Alloc>*, Char>
+quoted(std::basic_string<Char, Traits, Alloc>& s, Char escape='\\',
+    Char delim='\"')
+{
+    detail::quoted_proxy<std::basic_string<Char, Traits, Alloc>*,
+        Char> proxy = { &s, escape, delim };
+    return proxy;
+}
+
+template<class Char>
+inline detail::quoted_proxy<const Char*, Char>
+quoted(const Char* s, Char escape='\\', Char delim='\"')
+{
+    detail::quoted_proxy<const Char*, Char> proxy = { s, escape, delim };
+    return proxy;
+}
+
+} /* io */
+} /* boost */
+
+#endif
diff --git a/contrib/restricted/boost/io/ya.make b/contrib/restricted/boost/io/ya.make
new file mode 100644
index 0000000000..70da54e38c
--- /dev/null
+++ b/contrib/restricted/boost/io/ya.make
@@ -0,0 +1,30 @@
+# Generated by devtools/yamaker from nixpkgs 22.05.
+
+LIBRARY()
+
+LICENSE(BSL-1.0)
+
+LICENSE_TEXTS(.yandex_meta/licenses.list.txt)
+
+OWNER(
+    g:cpp-contrib
+    g:taxi-common
+)
+
+VERSION(1.81.0)
+
+ORIGINAL_SOURCE(https://github.com/boostorg/io/archive/boost-1.81.0.tar.gz)
+
+PEERDIR(
+    contrib/restricted/boost/config
+)
+
+ADDINCL(
+    GLOBAL contrib/restricted/boost/io/include
+)
+
+NO_COMPILER_WARNINGS()
+
+NO_UTIL()
+
+END()