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Move asset issuance funcionality to own file

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This commit is contained in:
Gregory Sanders 2017-03-27 10:57:59 -04:00
parent 28e1565796
commit 6c3b1f25c0
5 changed files with 98 additions and 79 deletions
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44
src/validation.cpp
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@ -16,6 +16,7 @@
#include "consensus/validation.h"
#include "hash.h"
#include "init.h"
#include "issuance.h"
#include "policy/fees.h"
#include "policy/policy.h"
#include "pow.h"
@ -2041,49 +2042,6 @@ bool CheckTxInputs(const CTransaction& tx, CValidationState& state, const CCoins
}
}// namespace Consensus
void GenerateAssetEntropy(uint256& entropy, const COutPoint& prevout, const uint256& contracthash)
{
// E : entropy
// I : prevout
// C : contract
// E = H( H(I) || H(C) )
std::vector<uint256> leaves;
leaves.reserve(2);
leaves.push_back(SerializeHash(prevout, SER_GETHASH, 0));
leaves.push_back(contracthash);
entropy = ComputeFastMerkleRoot(leaves);
}
void CalculateAsset(CAsset& asset, const uint256& entropy)
{
static const uint256 kZero = uint256S("0x0000000000000000000000000000000000000000000000000000000000000000");
// H_a : asset tag
// E : entropy
// H_a = H( E || 0 )
std::vector<uint256> leaves;
leaves.reserve(2);
leaves.push_back(entropy);
leaves.push_back(kZero);
asset = CAsset(ComputeFastMerkleRoot(leaves));
}
void CalculateReissuanceToken(CAsset& reissuanceToken, const uint256& entropy, bool fConfidential)
{
static const uint256 kOne = uint256S("0x0000000000000000000000000000000000000000000000000000000000000001");
static const uint256 kTwo = uint256S("0x0000000000000000000000000000000000000000000000000000000000000002");
// H_a : asset reissuance tag
// E : entropy
// if not fConfidential:
// H_a = H( E || 1 )
// else
// H_a = H( E || 2 )
std::vector<uint256> leaves;
leaves.reserve(2);
leaves.push_back(entropy);
leaves.push_back(fConfidential? kTwo: kOne);
reissuanceToken = CAsset(ComputeFastMerkleRoot(leaves));
}
bool CheckInputs(const CTransaction& tx, CValidationState &state, const CCoinsViewCache &inputs, bool fScriptChecks, unsigned int flags, bool cacheStore, PrecomputedTransactionData& txdata, std::set<std::pair<uint256, COutPoint> >& setWithdrawsSpent, std::vector<CCheck*> *pvChecks)
{
if (!tx.IsCoinBase())