tiny.wayland.ClientIdCapacity

1pub const Capacity = struct {2    client_id_count: usize,3    state_bytes: usize,4    reusable_id_bytes: usize,5    total_requested_bytes: usize,67    pub fn derive(limits: Limits) CapacityError!Capacity {8        if (limits.client_id_count > maximum_client_id_count) {9            return error.ClientIdStorageTooLarge;10        }11        const state_bytes = std.math.mul(12            usize,13            limits.client_id_count,14            @sizeOf(State),15        ) catch return error.CapacityOverflow;16        const reusable_id_bytes = std.math.mul(17            usize,18            limits.client_id_count,19            @sizeOf(u32),20        ) catch return error.CapacityOverflow;21        const total_requested_bytes = std.math.add(22            usize,23            state_bytes,24            reusable_id_bytes,25        ) catch return error.CapacityOverflow;26        return .{27            .client_id_count = limits.client_id_count,28            .state_bytes = state_bytes,29            .reusable_id_bytes = reusable_id_bytes,30            .total_requested_bytes = total_requested_bytes,31        };32    }33};

1pub const ClientIdCapacity = ids.Capacity;