Function fillin_missing_local_basepoints

wallet/db.c:284–343

}

void fillin_missing_local_basepoints(struct lightningd *ld,
				     struct db *db)
{

	struct db_stmt *stmt;
	stmt = db_prepare_v2(
		db,
		SQL("SELECT"
		    "  channels.id"
		    ", peers.node_id "
		    "FROM"
		    "  channels JOIN"
		    "  peers "
		    "ON (peers.id = channels.peer_id)"));

	db_query_prepared(stmt);
	while (db_step(stmt)) {
		struct node_id peer_id;
		u64 dbid;
		u8 *msg;
		struct db_stmt *upstmt;
		struct basepoints base;
		struct pubkey funding_pubkey;

		dbid = db_col_u64(stmt, "channels.id");
		db_col_node_id(stmt, "peers.node_id", &peer_id);

		if (!wire_sync_write(ld->hsm_fd,
				     towire_hsmd_get_channel_basepoints(
					 tmpctx, &peer_id, dbid)))
			fatal("could not retrieve basepoint from hsmd");

		msg = wire_sync_read(tmpctx, ld->hsm_fd);
		if (!fromwire_hsmd_get_channel_basepoints_reply(
			msg, &base, &funding_pubkey))
			fatal("malformed hsmd_get_channel_basepoints_reply "
			      "from hsmd");

		upstmt = db_prepare_v2(
			db,
			SQL("UPDATE channels SET"
			    "  revocation_basepoint_local = ?"
			    ", payment_basepoint_local = ?"
			    ", htlc_basepoint_local = ?"
			    ", delayed_payment_basepoint_local = ?"
			    ", funding_pubkey_local = ? "
			    "WHERE id = ?;"));
		db_bind_pubkey(upstmt, &base.revocation);
		db_bind_pubkey(upstmt, &base.payment);
		db_bind_pubkey(upstmt, &base.htlc);
		db_bind_pubkey(upstmt, &base.delayed_payment);
		db_bind_pubkey(upstmt, &funding_pubkey);

		db_bind_u64(upstmt, dbid);

		db_exec_prepared_v2(take(upstmt));
	}