1// Copyright 2022 The Pigweed Authors 2// 3// Licensed under the Apache License, Version 2.0 (the "License"); you may not 4// use this file except in compliance with the License. You may obtain a copy of 5// the License at 6// 7// https://www.apache.org/licenses/LICENSE-2.0 8// 9// Unless required by applicable law or agreed to in writing, software 10// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT 11// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the 12// License for the specific language governing permissions and limitations under 13// the License. 14syntax = "proto3"; 15 16import "google/protobuf/descriptor.proto"; 17 18package pw.protobuf; 19 20// Options supported for inline usage in .proto files. 21// 22// These options are for use when there are true limitations intended to be part 23// of the protocol specification and are not specific to any particular protobuf 24// code generator. 25message FieldOptions { 26 // Maximum number of entries for repeated fields. 27 optional int32 max_count = 1; 28 29 // Maximum size for bytes and string fields (excludes null terminator). 30 optional int32 max_size = 2; 31} 32 33extend google.protobuf.FieldOptions { 34 // Extension 1155 is reserved upstream for PW protobuf compiler. 35 // https://github.com/protocolbuffers/protobuf/blob/main/docs/options.md 36 optional FieldOptions pwpb = 1155; 37} 38