mirror of
https://github.com/Xahau/xahaud.git
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192 lines
4.2 KiB
C++
192 lines
4.2 KiB
C++
//------------------------------------------------------------------------------
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/*
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This file is part of rippled: https://github.com/ripple/rippled
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Copyright (c) 2012, 2013 Ripple Labs Inc.
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Permission to use, copy, modify, and/or distribute this software for any
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purpose with or without fee is hereby granted, provided that the above
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copyright notice and this permission notice appear in all copies.
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THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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ANY SPECIAL , DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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//==============================================================================
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#ifndef RIPPLE_PROTOCOL_STBITSTRING_H_INCLUDED
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#define RIPPLE_PROTOCOL_STBITSTRING_H_INCLUDED
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#include <ripple/beast/utility/Zero.h>
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#include <ripple/protocol/STBase.h>
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namespace ripple {
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template <std::size_t Bits>
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class STBitString final : public STBase
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{
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public:
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using value_type = base_uint<Bits>;
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private:
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value_type value_;
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public:
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STBitString() = default;
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STBitString(SField const& n);
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STBitString(const value_type& v);
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STBitString(SField const& n, const value_type& v);
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STBitString(SerialIter& sit, SField const& name);
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STBase*
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copy(std::size_t n, void* buf) const override;
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STBase*
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move(std::size_t n, void* buf) override;
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SerializedTypeID
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getSType() const override;
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std::string
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getText() const override;
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bool
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isEquivalent(const STBase& t) const override;
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void
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add(Serializer& s) const override;
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bool
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isDefault() const override;
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template <typename Tag>
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void
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setValue(base_uint<Bits, Tag> const& v);
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value_type const&
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value() const;
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operator value_type() const;
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};
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using STHash128 = STBitString<128>;
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using STHash160 = STBitString<160>;
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using STHash256 = STBitString<256>;
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template <std::size_t Bits>
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inline STBitString<Bits>::STBitString(SField const& n) : STBase(n)
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{
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}
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template <std::size_t Bits>
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inline STBitString<Bits>::STBitString(const value_type& v) : value_(v)
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{
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}
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template <std::size_t Bits>
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inline STBitString<Bits>::STBitString(SField const& n, const value_type& v)
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: STBase(n), value_(v)
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{
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}
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template <std::size_t Bits>
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inline STBitString<Bits>::STBitString(SerialIter& sit, SField const& name)
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: STBitString(name, sit.getBitString<Bits>())
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{
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}
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template <std::size_t Bits>
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STBase*
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STBitString<Bits>::copy(std::size_t n, void* buf) const
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{
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return emplace(n, buf, *this);
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}
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template <std::size_t Bits>
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STBase*
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STBitString<Bits>::move(std::size_t n, void* buf)
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{
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return emplace(n, buf, std::move(*this));
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}
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template <>
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inline SerializedTypeID
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STHash128::getSType() const
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{
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return STI_HASH128;
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}
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template <>
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inline SerializedTypeID
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STHash160::getSType() const
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{
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return STI_HASH160;
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}
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template <>
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inline SerializedTypeID
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STHash256::getSType() const
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{
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return STI_HASH256;
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}
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template <std::size_t Bits>
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std::string
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STBitString<Bits>::getText() const
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{
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return to_string(value_);
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}
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template <std::size_t Bits>
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bool
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STBitString<Bits>::isEquivalent(const STBase& t) const
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{
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const STBitString* v = dynamic_cast<const STBitString*>(&t);
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return v && (value_ == v->value_);
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}
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template <std::size_t Bits>
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void
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STBitString<Bits>::add(Serializer& s) const
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{
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assert(getFName().isBinary());
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assert(getFName().fieldType == getSType());
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s.addBitString<Bits>(value_);
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}
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template <std::size_t Bits>
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template <typename Tag>
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void
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STBitString<Bits>::setValue(base_uint<Bits, Tag> const& v)
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{
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value_ = v;
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}
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template <std::size_t Bits>
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typename STBitString<Bits>::value_type const&
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STBitString<Bits>::value() const
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{
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return value_;
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}
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template <std::size_t Bits>
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STBitString<Bits>::operator value_type() const
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{
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return value_;
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}
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template <std::size_t Bits>
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bool
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STBitString<Bits>::isDefault() const
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{
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return value_ == beast::zero;
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}
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} // namespace ripple
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#endif
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