Function GetOrphanRoot

src/main.cpp:358–370

}

uint256 GetOrphanRoot(const uint256 &hash) {
    map<uint256, COrphanBlock *>::iterator it = mapOrphanBlocks.find(hash);
    if (it == mapOrphanBlocks.end())
        return hash;

    // Work back to the first block in the orphan chain
    do {
        map<uint256, COrphanBlock *>::iterator it2 = mapOrphanBlocks.find(it->second->prevBlockHash);
        if (it2 == mapOrphanBlocks.end())
            return it->first;
        it = it2;
    } while (true);
}

// Remove a random orphan block (which does not have any dependent orphans).
bool static PruneOrphanBlocks(int32_t height) {