// Copyright 2022 Google Inc. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//   http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

syntax = "proto2";

package symbols_map;
option go_package = "android/soong/cmd/symbols_map/symbols_map_proto";

message Mapping {
  // identifier is a unique identifier of a location, generally the hash of the file.  For an
  // elf file it is the elf build ID, for an R8 dictionary it is the hash from the comments in the
  // top of the file.  It may be empty if no hash could be extracted from the file.
  optional string identifier = 1;

  // location is the path to the file with the given identifier.  The location should be valid
  // both on the local disk and in the distributed symbols.zip or proguard_dict.zip files.
  optional string location = 2;

  // Type is the valid types of a mapping.
  enum Type {
    // ELF denotes a mapping from an elf build ID to an unstripped elf file.
    ELF = 0;
    // R8 denotes a mapping from an R8 dictionary hash to an R8 dictionary.
    R8 = 1;
  }

  // type is the type of the mapping, either ELF or R8.
  optional Type type = 3;

  // LocationType is the place where to look for the file with the given
  // identifier.
  enum LocationType {
    // ZIP denotes the file with the given identifier is in the distribuited
    // symbols.zip or proguard_dict.zip files, or the local disc.
    ZIP = 0;
    // AB denotes the file with the given identifier is in the AB artifacts but
    // not in a symbols.zip or proguard_dict.zip.
    AB = 1;
  }

  // location_type is the Location Type that dictates where to search for the
  // file with the given identifier. Defaults to ZIP if not present.
  optional LocationType location_type = 4;
}

message Mappings {
  repeated Mapping mappings = 4;
}