syntax = "proto3";

package gitks;

import "google/protobuf/timestamp.proto";

// Git identity attached to commits and tags.
message Identity {
  string name = 1;
  string email = 2;
}

// Git signature with timestamp and timezone offset.
message Signature {
  Identity identity = 1;
  google.protobuf.Timestamp when = 2;
  // Offset in minutes east of UTC, as stored by git.
  int32 timezone_offset = 3;
}

// Backward-compatible payload name used by earlier Rust structs.
message PayloadTagger {
  string email = 1;
  string name = 2;
}

message VerifiedSignature {
  enum Reason {
    REASON_UNSPECIFIED = 0;
    REASON_VALID = 1;
    REASON_EXPIRED_KEY = 2;
    REASON_NOT_SIGNING_KEY = 3;
    REASON_GPGVERIFY_ERROR = 4;
    REASON_GPGVERIFY_UNAVAILABLE = 5;
    REASON_UNSIGNED = 6;
    REASON_UNKNOWN_SIGNATURE_TYPE = 7;
    REASON_NO_USER = 8;
    REASON_UNVERIFIED_EMAIL = 9;
    REASON_BAD_EMAIL = 10;
    REASON_UNKNOWN_KEY = 11;
    REASON_MALFORMED_SIGNATURE = 12;
    REASON_INVALID = 13;
  }

  bool verified = 1;
  Reason reason = 2;
  string signature = 3;
  string payload = 4;
  string key_fingerprint = 5;
  string signer = 6;
}