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dd902292ed
* Inject dependencies, make functions free and levelize * Add comments to document the intent behind the code * Reduce class public interfaces * Remove support for proposals without ledger hashes
121 lines
3.5 KiB
C++
121 lines
3.5 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_STVALIDATION_H_INCLUDED
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#define RIPPLE_PROTOCOL_STVALIDATION_H_INCLUDED
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#include <ripple/protocol/RippleAddress.h>
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#include <ripple/protocol/STObject.h>
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#include <cstdint>
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#include <memory>
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namespace ripple {
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// Validation flags
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const std::uint32_t vfFullyCanonicalSig = 0x80000000; // signature is fully canonical
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class STValidation final
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: public STObject
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, public CountedObject <STValidation>
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{
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public:
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static char const* getCountedObjectName () { return "STValidation"; }
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using pointer = std::shared_ptr<STValidation>;
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using ref = const std::shared_ptr<STValidation>&;
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enum
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{
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kFullFlag = 0x1
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};
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// These throw if the object is not valid
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STValidation (SerialIter & sit, bool checkSignature = true);
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// Does not sign the validation
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STValidation (uint256 const& ledgerHash, std::uint32_t signTime,
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const RippleAddress & raPub, bool isFull);
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STBase*
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copy (std::size_t n, void* buf) const override
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{
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return emplace(n, buf, *this);
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}
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STBase*
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move (std::size_t n, void* buf) override
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{
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return emplace(n, buf, std::move(*this));
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}
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uint256 getLedgerHash () const;
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std::uint32_t getSignTime () const;
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std::uint32_t getFlags () const;
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RippleAddress getSignerPublic () const;
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NodeID getNodeID () const
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{
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return mNodeID;
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}
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bool isValid () const;
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bool isFull () const;
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bool isTrusted () const
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{
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return mTrusted;
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}
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uint256 getSigningHash () const;
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bool isValid (uint256 const& ) const;
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void setTrusted ()
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{
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mTrusted = true;
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}
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Blob getSigned () const;
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Blob getSignature () const;
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// Signs the validation and returns the signing hash
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uint256 sign (const RippleAddress & raPrivate);
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// The validation this replaced
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uint256 const& getPreviousHash ()
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{
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return mPreviousHash;
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}
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bool isPreviousHash (uint256 const& h) const
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{
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return mPreviousHash == h;
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}
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void setPreviousHash (uint256 const& h)
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{
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mPreviousHash = h;
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}
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private:
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static SOTemplate const& getFormat ();
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void setNode ();
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uint256 mPreviousHash;
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NodeID mNodeID;
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bool mTrusted;
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};
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} // ripple
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#endif
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