tiny.peer.Capacity

1pub const Capacity = struct {2    max_addresses: u8,3    wire_bytes: u17,4    text_bytes: u17,5    storage_bytes: usize,67    pub const DeriveError: type = CapacityDeriveError;89    pub fn derive(limits: Limits) DeriveError!Capacity {10        const bodies = std.math.mul(11            usize,12            limits.max_addresses,13            address_wire_bytes_max,14        ) catch return error.CapacityOverflow;15        const wire_bytes = std.math.add(usize, wire_header_bytes, bodies) catch16            return error.CapacityOverflow;17        const text_body = text.encodedLength(wire_bytes);18        const text_bytes = std.math.add(usize, text_prefix.len, text_body) catch19            return error.CapacityOverflow;20        const storage_bytes = std.math.mul(21            usize,22            limits.max_addresses,23            @sizeOf(Address),24        ) catch return error.CapacityOverflow;25        return .{26            .max_addresses = limits.max_addresses,27            .wire_bytes = std.math.cast(u17, wire_bytes) orelse28                return error.CapacityOverflow,29            .text_bytes = std.math.cast(u17, text_bytes) orelse30                return error.CapacityOverflow,31            .storage_bytes = storage_bytes,32        };33    }34};

1pub const Capacity = ticket.Capacity;