syntax = "proto3";
package tendermint.types;

option go_package = "github.com/tendermint/tendermint/proto/types";

import "third_party/proto/gogoproto/gogo.proto";
import "proto/types/types.proto";
import "google/protobuf/timestamp.proto";
import "proto/crypto/keys/types.proto";

// DuplicateVoteEvidence contains evidence a validator signed two conflicting
// votes.
message DuplicateVoteEvidence {
  Vote vote_a = 1;
  Vote vote_b = 2;
}

message PotentialAmnesiaEvidence {
  Vote vote_a = 1;
  Vote vote_b = 2;

  int64 height_stamp = 3;
}

message AmnesiaEvidence {
  PotentialAmnesiaEvidence potential_amnesia_evidence = 1;
  ProofOfLockChange        polc                       = 2;
}

// MockEvidence is used for testing pruposes
message MockEvidence {
  int64                     evidence_height = 1;
  google.protobuf.Timestamp evidence_time   = 2
      [(gogoproto.nullable) = false, (gogoproto.stdtime) = true];
  bytes evidence_address = 3;
}
message MockRandomEvidence {
  int64                     evidence_height = 1;
  google.protobuf.Timestamp evidence_time   = 2
      [(gogoproto.nullable) = false, (gogoproto.stdtime) = true];
  bytes evidence_address = 3;
  bytes rand_bytes       = 4;
}

message ConflictingHeadersEvidence {
  SignedHeader h1 = 1;
  SignedHeader h2 = 2;
}

message LunaticValidatorEvidence {
  Header header               = 1;
  Vote   vote                 = 2;
  string invalid_header_field = 3;
}

message PhantomValidatorEvidence {
  Vote  vote                             = 1;
  int64 last_height_validator_was_in_set = 2;
}

message Evidence {
  oneof sum {
    DuplicateVoteEvidence      duplicate_vote_evidence      = 1;
    ConflictingHeadersEvidence conflicting_headers_evidence = 2;
    LunaticValidatorEvidence   lunatic_validator_evidence   = 3;
    PotentialAmnesiaEvidence   potential_amnesia_evidence   = 4;
    AmnesiaEvidence            amnesia_evidence             = 5;
    PhantomValidatorEvidence   phantom_validator_evidence   = 6;

    MockEvidence       mock_evidence        = 7;
    MockRandomEvidence mock_random_evidence = 8;
  }
}

// EvidenceData contains any evidence of malicious wrong-doing by validators
message EvidenceData {
  repeated Evidence evidence = 1 [(gogoproto.nullable) = false];
  bytes             hash     = 2;
}

message ProofOfLockChange {
  repeated Vote                    votes   = 1;
  tendermint.crypto.keys.PublicKey pub_key = 2;
}