bool deser_msg_getblocks(struct msg_getblocks *gb, struct const_buffer *buf)
{
msg_getblocks_free(gb);
if (!deser_bp_locator(&gb->locator, buf)) return false;
if (!deser_u256(&gb->hash_stop, buf)) return false;
return true;
}
static bool nc_msg_verack(struct nc_conn *conn)
{
if (conn->seen_verack)
return false;
conn->seen_verack = true;
if (debugging)
fprintf(plog, "net: %s verack\n",
conn->addr_str);
/*
* When a connection attempt is made, the peer is deleted
* from the peer list. When we successfully connect,
* the peer is re-added. Thus, peers are immediately
* forgotten if they fail, on the first try.
*/
conn->peer.last_ok = time(NULL);
conn->peer.n_ok++;
conn->peer.addr.nTime = (uint32_t) conn->peer.last_ok;
peerman_add(conn->nci->peers, &conn->peer, true);
/* request peer addresses */
if ((conn->protover >= CADDR_TIME_VERSION) &&
(!nc_conn_send(conn, "getaddr", NULL, 0)))
return false;
LOG("req addr success, now request blocks");
/* request blocks */
bool rc = true;
time_t now = time(NULL);
time_t cutoff = now - (24 * 60 * 60);
if (conn->nci->last_getblocks < cutoff) {
LOG("compose blocks message");
struct msg_getblocks gb;
msg_getblocks_init(&gb);
blkdb_locator(&db, NULL, &gb.locator);
cstring *s = ser_msg_getblocks(&gb);
rc = nc_conn_send(conn, "getblocks", s->str, s->len);
cstr_free(s, true);
msg_getblocks_free(&gb);
conn->nci->last_getblocks = now;
}
return rc;
}
