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Change network settings commitment to sha2, include in asset type def

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This commit is contained in:
Gregory Sanders 2017-08-17 15:18:25 -07:00
parent 8c1ba39a02
commit b76b0b2270
4 changed files with 17 additions and 15 deletions
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24
src/chainparams.cpp
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@ -11,7 +11,7 @@
#include "util.h"
#include "utilstrencodings.h"
#include "amount.h"
#include "crypto/ripemd160.h"
#include "crypto/sha256.h"
#include <assert.h>
@ -22,13 +22,13 @@
// Safer for users if they load incorrect parameters via arguments.
static std::vector<unsigned char> CommitToArguments(const Consensus::Params& params, const std::string& networkID, const CScript& signblockscript)
{
CRIPEMD160 ripemd;
unsigned char commitment[20];
ripemd.Write((const unsigned char*)networkID.c_str(), networkID.length());
ripemd.Write((const unsigned char*)HexStr(params.fedpegScript).c_str(), HexStr(params.fedpegScript).length());
ripemd.Write((const unsigned char*)HexStr(signblockscript).c_str(), HexStr(signblockscript).length());
ripemd.Finalize(commitment);
return std::vector<unsigned char>(commitment, commitment + 20);
CSHA256 sha2;
unsigned char commitment[32];
sha2.Write((const unsigned char*)networkID.c_str(), networkID.length());
sha2.Write((const unsigned char*)HexStr(params.fedpegScript).c_str(), HexStr(params.fedpegScript).length());
sha2.Write((const unsigned char*)HexStr(signblockscript).c_str(), HexStr(signblockscript).length());
sha2.Finalize(commitment);
return std::vector<unsigned char>(commitment, commitment + 32);
}
static CScript StrHexToScriptWithDefault(std::string strScript, const CScript defaultScript)
@ -50,9 +50,9 @@ static CBlock CreateGenesisBlock(const Consensus::Params& params, const std::str
CMutableTransaction txNew;
txNew.nVersion = 1;
txNew.vin.resize(1);
txNew.vout.resize(rewardShards);
// Any consensus-related values that are command-line set can be added here for anti-footgun
txNew.vin[0].scriptSig = CScript(CommitToArguments(params, networkID, scriptChallenge));
txNew.vout.resize(rewardShards);
for (unsigned int i = 0; i < rewardShards; i++) {
txNew.vout[i].nValue = genesisReward/rewardShards;
txNew.vout[i].nAsset = asset;
@ -145,8 +145,9 @@ public:
parentGenesisBlockHash = uint256S("000000000933ea01ad0ee984209779baaec3ced90fa3f408719526f8d77f4943");
// Generate pegged Bitcoin asset
std::vector<unsigned char> commit = CommitToArguments(consensus, strNetworkID, genesisChallengeScript);
uint256 entropy;
GenerateAssetEntropy(entropy, COutPoint() /* blank prevout to simulate coinbase */, parentGenesisBlockHash);
GenerateAssetEntropy(entropy, COutPoint(uint256(commit), 0), parentGenesisBlockHash);
CalculateAsset(consensus.pegged_asset, entropy);
CScript scriptDestination(CScript() << std::vector<unsigned char>(parentGenesisBlockHash.begin(), parentGenesisBlockHash.end()) << OP_WITHDRAWPROOFVERIFY);
@ -254,8 +255,9 @@ public:
parentGenesisBlockHash = uint256S("0f9188f13cb7b2c71f2a335e3a4fc328bf5beb436012afca590b1a11466e2206");
// Generate pegged Bitcoin asset
std::vector<unsigned char> commit = CommitToArguments(consensus, strNetworkID, genesisChallengeScript);
uint256 entropy;
GenerateAssetEntropy(entropy, COutPoint() /* blank prevout to simulate coinbase */, parentGenesisBlockHash);
GenerateAssetEntropy(entropy, COutPoint(uint256(commit), 0), parentGenesisBlockHash);
CalculateAsset(consensus.pegged_asset, entropy);
genesis = CreateGenesisBlock(consensus, strNetworkID, defaultRegtestScript, 1296688602, genesisChallengeScript, 1, MAX_MONEY, 100, consensus.pegged_asset);