raw.hpp

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//
// MessagePack for C++ static resolution routine
//
// Copyright (C) 2008-2009 FURUHASHI Sadayuki
//
//    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 MSGPACK_V1_TYPE_RAW_HPP
#define MSGPACK_V1_TYPE_RAW_HPP
 
#include "msgpack/v1/adaptor/raw_decl.hpp"
 
#include <cstring>
#include <string>
 
namespace msgpack {
 
MSGPACK_API_VERSION_NAMESPACE(v1) {
 
namespace type {
 
struct raw_ref {
    raw_ref() : size(0), ptr(MSGPACK_NULLPTR) {}
    raw_ref(const char* p, uint32_t s) : size(s), ptr(p) {}
 
    uint32_t size;
    const char* ptr;
 
    std::string str() const { return std::string(ptr, size); }
 
    bool operator== (const raw_ref& x) const
    {
        return size == x.size && (size == 0 || std::memcmp(ptr, x.ptr, size) == 0);
    }
 
    bool operator!= (const raw_ref& x) const
    {
        return !(*this == x);
    }
 
    bool operator< (const raw_ref& x) const
    {
        if(size == x.size) { return (size == 0 ? false : std::memcmp(ptr, x.ptr, size) < 0); }
        else { return size < x.size; }
    }
 
    bool operator> (const raw_ref& x) const
    {
        if(size == x.size) { return (size == 0 ? false : std::memcmp(ptr, x.ptr, size) > 0); }
        else { return size > x.size; }
    }
};
 
} // namespace type
 
namespace adaptor {
 
template <>
struct convert<type::raw_ref> {
    msgpack::object const& operator()(msgpack::object const& o, type::raw_ref& v) const {
        if(o.type != msgpack::type::BIN) { throw msgpack::type_error(); }
        v.ptr  = o.via.bin.ptr;
        v.size = o.via.bin.size;
        return o;
    }
};
 
template <>
struct pack<type::raw_ref> {
    template <typename Stream>
    msgpack::packer<Stream>& operator()(msgpack::packer<Stream>& o, const type::raw_ref& v) const {
        o.pack_bin(v.size);
        o.pack_bin_body(v.ptr, v.size);
        return o;
    }
};
 
template <>
struct object<type::raw_ref> {
    void operator()(msgpack::object& o, const type::raw_ref& v) const {
        o.type = msgpack::type::BIN;
        o.via.bin.ptr = v.ptr;
        o.via.bin.size = v.size;
    }
};
 
template <>
struct object_with_zone<type::raw_ref> {
    void operator()(msgpack::object::with_zone& o, const type::raw_ref& v) const {
        static_cast<msgpack::object&>(o) << v;
    }
};
 
} // namespace adaptor
 
} // MSGPACK_API_VERSION_NAMESPACE(v1)
 
} // namespace msgpack
 
#endif // MSGPACK_V1_TYPE_RAW_HPP