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diff --git a/host/lib/deps/rpclib/include/rpc/msgpack/sbuffer.hpp b/host/lib/deps/rpclib/include/rpc/msgpack/sbuffer.hpp
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+//
+// MessagePack for C++ simple buffer implementation
+//
+// Copyright (C) 2008-2013 FURUHASHI Sadayuki and KONDO Takatoshi
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+#ifndef MSGPACK_SBUFFER_HPP
+#define MSGPACK_SBUFFER_HPP
+
+#include "rpc/msgpack/versioning.hpp"
+
+#include <stdexcept>
+
+#ifndef MSGPACK_SBUFFER_INIT_SIZE
+#define MSGPACK_SBUFFER_INIT_SIZE 8192
+#endif
+
+namespace clmdep_msgpack {
+
+/// @cond
+MSGPACK_API_VERSION_NAMESPACE(v1) {
+/// @endcond
+
+class sbuffer {
+public:
+ sbuffer(size_t initsz = MSGPACK_SBUFFER_INIT_SIZE):m_size(0), m_alloc(initsz)
+ {
+ if(initsz == 0) {
+ m_data = nullptr;
+ } else {
+ m_data = (char*)::malloc(initsz);
+ if(!m_data) {
+ throw std::bad_alloc();
+ }
+ }
+ }
+
+ ~sbuffer()
+ {
+ ::free(m_data);
+ }
+
+#if !defined(MSGPACK_USE_CPP03)
+ sbuffer(const sbuffer&) = delete;
+ sbuffer& operator=(const sbuffer&) = delete;
+
+ sbuffer(sbuffer&& other) :
+ m_size(other.m_size), m_data(other.m_data), m_alloc(other.m_alloc)
+ {
+ other.m_size = other.m_alloc = 0;
+ other.m_data = nullptr;
+ }
+
+ sbuffer& operator=(sbuffer&& other)
+ {
+ ::free(m_data);
+
+ m_size = other.m_size;
+ m_alloc = other.m_alloc;
+ m_data = other.m_data;
+
+ other.m_size = other.m_alloc = 0;
+ other.m_data = nullptr;
+
+ return *this;
+ }
+#endif // !defined(MSGPACK_USE_CPP03)
+
+ void write(const char* buf, size_t len)
+ {
+ if(m_alloc - m_size < len) {
+ expand_buffer(len);
+ }
+ std::memcpy(m_data + m_size, buf, len);
+ m_size += len;
+ }
+
+ char* data()
+ {
+ return m_data;
+ }
+
+ const char* data() const
+ {
+ return m_data;
+ }
+
+ size_t size() const
+ {
+ return m_size;
+ }
+
+ char* release()
+ {
+ char* tmp = m_data;
+ m_size = 0;
+ m_data = nullptr;
+ m_alloc = 0;
+ return tmp;
+ }
+
+ void clear()
+ {
+ m_size = 0;
+ }
+
+private:
+ void expand_buffer(size_t len)
+ {
+ size_t nsize = (m_alloc > 0) ?
+ m_alloc * 2 : MSGPACK_SBUFFER_INIT_SIZE;
+
+ while(nsize < m_size + len) {
+ size_t tmp_nsize = nsize * 2;
+ if (tmp_nsize <= nsize) {
+ nsize = m_size + len;
+ break;
+ }
+ nsize = tmp_nsize;
+ }
+
+ void* tmp = ::realloc(m_data, nsize);
+ if(!tmp) {
+ throw std::bad_alloc();
+ }
+
+ m_data = static_cast<char*>(tmp);
+ m_alloc = nsize;
+ }
+
+#if defined(MSGPACK_USE_CPP03)
+private:
+ sbuffer(const sbuffer&);
+ sbuffer& operator=(const sbuffer&);
+#endif // defined(MSGPACK_USE_CPP03)
+
+private:
+ size_t m_size;
+ char* m_data;
+ size_t m_alloc;
+};
+
+/// @cond
+} // MSGPACK_API_VERSION_NAMESPACE(v1)
+/// @endcond
+
+} // namespace clmdep_msgpack
+
+#endif /* msgpack/sbuffer.hpp */