Function generateBlocks

src/rpcwallet.cpp:3325–3385

}

UniValue generateBlocks(std::shared_ptr<CReserveScript> coinbaseScript, int nGenerate, uint64_t nMaxTries, bool keepScript)
{
    static const int nInnerLoopCount = 0x10000;
    int nHeightEnd = 0;
    int nHeight = 0;
beginning: 
    {   // Don't keep cs_main locked
        LOCK(cs_main);
        nHeight = chainActive.Height();
        nHeightEnd = nHeight+nGenerate;
    }
    unsigned int nExtraNonce = 0;
    UniValue blockHashes(UniValue::VARR);
   
    while (nHeight < nHeightEnd && nMaxTries > 0 )
    {
    //    nHeight = chainActive.Height();
    //    nHeightEnd = nHeight+nGenerate;
        std::unique_ptr<CBlockTemplate> pblocktemplate(BlockAssembler(Params()).CreateNewBlock(coinbaseScript->reserveScript, true, false, 0, 0, 0, true));
        if (!pblocktemplate.get())
            throw JSONRPCError(RPC_INTERNAL_ERROR, "Couldn't create new block");
        CBlock *pblock = &pblocktemplate->block;
        {
            LOCK(cs_main);
            IncrementExtraNonce(pblock, chainActive.Tip(), nExtraNonce);
        }

        while (nMaxTries > 0 && pblock->nNonce < nInnerLoopCount 
        && nHeight == chainActive.Height()
        && !ShutdownRequested()
        && !CheckProofOfWork(pblock->GetHash(nHeight + 1,1), pblock->nBits, Params().GetConsensus())) {
//            
//            std::cout << "chainactiveheight " << chainActive.Height() << std::endl;
            ++pblock->nNonce;
            --nMaxTries;
            if (nHeight != chainActive.Height()) {  continue;}
        } 
        
//        if (!CheckProofOfWork(pblock->GetHash(nHeight + 1,1), pblock->nBits, Params().GetConsensus()))
//            continue;

        if (nMaxTries == 0) {
            break;
        }
        if (pblock->nNonce == nInnerLoopCount) {
            continue;
        }
        CValidationState state;
        if (!ProcessNewBlock(state, Params(), NULL, pblock))
            throw JSONRPCError(RPC_INTERNAL_ERROR, "ProcessNewBlock, block not accepted");
        ++nHeight;
        blockHashes.push_back(pblock->GetHash().GetHex());

        //mark script as important because it was used at least for one coinbase output if the script came from the wallet
        if (keepScript)
        {
            coinbaseScript->KeepScript();
        }