CTxMemPool::UpdateTransactionsFromBlock

UpdateTransactionsFromBlock is called when adding transactions from a disconnected block back to the mempool, new mempool entries may have children in the mempool (which is generally not the case when otherwise adding transactions).

Synopsis

Declared in <txmempool.h>

[[requires_capability(0x7f95135d2a38, 0x7f95135d2a68), requires_capability(0x7f9501b11e18, 0x7f9501b11e48), requires_capability(0x7f950ec78008, 0x7f950ec78038), requires_capability(0x7f9525ea7d58, 0x7f9525ea7d88), requires_capability(0x7f9515097498, 0x7f95150974c8), requires_capability(0x7f950826b738, 0x7f950826b768), requires_capability(0x7f94f856ee48, 0x7f94f856ee78), requires_capability(0x7f9513c59038, 0x7f9513c59068)]]
void
UpdateTransactionsFromBlock(std::vector<Txid> const& vHashesToUpdate);

Parameters

NameDescription
vHashesToUpdate [in]The set of txids from the disconnected block that have been accepted back into the mempool.

Postconditions

  • updated descendant state for descendants of each transaction in vHashesToUpdate (excluding any child transactions present in vHashesToUpdate, which are already accounted for). Updated state includes add fee/size information for such descendants to the parent and updated ancestor state to include the parent.