tiny.peer.decode

1pub fn decode(2    source: []const u8,3    storage: Ticket.Storage,4    limits: Limits,5) DecodeError!Ticket {6    var address_storage = TicketStorage.init(storage, limits) catch |err| switch (err) {7        error.CapacityOverflow => return error.InvalidLimits,8        error.StorageTooShort => return error.StorageTooShort,9    };10    address_storage.activate();11    errdefer _ = address_storage.deinit();12    var cursor = Cursor{ .source = source };13    const actual_magic = try cursor.take(magic.len);14    if (!std.mem.eql(u8, actual_magic, &magic)) return error.WrongMagic;15    if (try cursor.byte() != version) return error.UnknownVersion;16    const peer = PeerId{ .key = (try cursor.take(identity.key_bytes))[0..identity.key_bytes].* };17    const count = try cursor.byte();18    if (count > address_storage.capacity.max_addresses) return error.TooManyAddresses;19    var ticket = Ticket{20        .peer = peer,21        .address_storage = address_storage,22    };23    for (0..address_count_max) |index| {24        if (index >= count) break;25        ticket.append(try decodeAddress(&cursor)) catch return error.TooManyAddresses;26    }27    if (cursor.index != source.len) return error.TrailingBytes;28    return ticket;29}

1pub const decode = ticket.decode;