wedpr_s_protos 1.5.0

Library of WeDPR protobuf definitions and their generated code.
Documentation 
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// Copyright 2020 WeDPR Lab Project Authors. Licensed under Apache-2.0.

syntax = "proto3";

package com.webank.wedpr.scd.proto;
option java_package = "com.webank.wedpr.scd.proto";
option java_multiple_files = true;

// Certificate schema.
message CertificateSchema {
  repeated string attribute_name = 1;
}

// String to string mapping pairs.
message StringToStringPair {
  string key = 1;
  string value = 2;
}

// Certificate template.
message CertificateTemplate {
  CertificateSchema certificate_schema = 1;
  string template_correctness_proof = 2;
  TemplatePublicKey template_public_key = 3;
}

// Template public key.
message TemplatePublicKey {
  string key = 1;
}

// Template private key.
message TemplatePrivateKey {
  string key = 1;
}

// Certificate attribute dictionary.
message AttributeDict {
  repeated StringToStringPair pair = 1;
}

// Certificate secret blind factors.
message BlindedCertificateSecret {
  string blinded_certificate_secrets = 1;
  string blinded_certificate_secrets_correctness_proof = 2;
}

// Certificate signature signed by an issuer.
message CertificateSignature {
  string certificate_signature = 1;
  string signature_correctness_proof = 2;
}

// Predicate rule.
message Predicate {
  string attribute_name = 1;
  string predicate_type = 2;
  uint64 predicate_value = 3;
}

// Verification rule set.
message VerificationRuleSet {
  repeated string revealed_attribute_name = 1;
  repeated Predicate attribute_predicate = 2;
}

// Request of signing a new certificate.
message SignCertificateRequest {
  AttributeDict certificate_attribute_dict = 1;
  string blinded_certificate_secrets = 2;
  string blinded_certificate_secrets_correctness_proof = 3;
}

// Request of verifying the selected information from a certificate.
message VerifyRequest {
  CertificateTemplate certificate_template = 1;
  string verification_proof = 2;
  string verification_nonce = 3;
}

// Return data to FFI interface used by SCD.
message ScdResult {
  // Used by the issuer.
  CertificateTemplate certificate_template = 1;
  TemplatePrivateKey template_private_key = 2;
  string issuer_nonce = 3;
  // Used by the user.
  CertificateSignature certificate_signature = 4;
  string user_nonce = 5;
  SignCertificateRequest sign_certificate_request = 6;
  string user_private_key = 7;
  string certificate_secrets_blinding_factors = 8;
  // Used by the verifier.
  string verification_nonce = 9;
  VerifyRequest verify_request = 10;
  AttributeDict revealed_attribute_dict = 11;
  bool bool_result = 12;
}