Function ReconsiderBlock

src/main.cpp:593–621

}

bool ReconsiderBlock(CValidationState &state, CBlockIndex *pIndex, bool children) {
    AssertLockHeld(cs_main);

    // Remove the invalidity flag from this block and all its descendants.
    map<uint256, CBlockIndex *>::const_iterator it = mapBlockIndex.begin();
    int32_t height                                    = pIndex->height;
    if (children) {
        while (it != mapBlockIndex.end()) {
            if (it->second->nStatus & BLOCK_FAILED_MASK && it->second->GetAncestor(height) == pIndex) {
                if (!ReconsiderBlockIndex(it->second)) {
                    return ERRORMSG("reconsider block=%s index failed", it->second->GetIdString());
                }
            }
            it++;
        }
    }

    // Remove the invalidity flag from all ancestors too.
    while (pIndex != nullptr) {
        if (pIndex->nStatus & BLOCK_FAILED_MASK) {
            if (!ReconsiderBlockIndex(pIndex)) {
                return ERRORMSG("reconsider block=%s index failed", pIndex->GetIdString());
            }
        }
        pIndex = pIndex->pprev;
    }

    return true;
}

void UpdateTime(CBlockHeader &block, const CBlockIndex *pIndexPrev) {
    block.SetTime(max(pIndexPrev->GetMedianTimePast() + 1, GetAdjustedTime()));