struct protocol_pkt_welcome *make_welcome(const tal_t *ctx,
const struct state *state,
const struct protocol_net_address *a)
{
struct protocol_pkt_welcome *w;
w = tal_packet(ctx, struct protocol_pkt_welcome,
PROTOCOL_PKT_WELCOME);
w->version = cpu_to_le32(current_version());
memset(w->moniker, 0, sizeof(w->moniker));
strncpy(w->moniker, "ICBINB! " VERSION, sizeof(w->moniker));
w->uuid = state->uuid;
w->you = *a;
w->listen_port = cpu_to_le16(state->listen_port);
memcpy(w->interests, state->interests, sizeof(w->interests));
/* This is the best block we can tell them about. */
if (state->longest_knowns[0] != genesis_block(state))
tal_packet_append_block(&w, &state->longest_knowns[0]->bi);
return w;
}
bool bdb_blockchain::setup(const std::string& prefix)
{
async_service fake_service;
bdb_blockchain handle(fake_service);
if (!handle.initialize(prefix))
return false;
handle.db_blocks_->truncate(nullptr, 0, 0);
handle.db_txs_->truncate(nullptr, 0, 0);
handle.db_spends_->truncate(nullptr, 0, 0);
handle.db_address_->truncate(nullptr, 0, 0);
// Save genesis block
txn_guard_ptr txn = std::make_shared<txn_guard>(handle.env_);
if (!handle.common_->save_block(txn, 0, genesis_block()))
{
txn->abort();
return false;
}
txn->commit();
handle.shutdown();
return true;
}
