LibItsPki_Functions.ttcn 239 KB
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/**
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 *  @author   ETSI / STF544
 *  @version  $URL$
 *            $Id$
 *  @desc     Module containing functions for ITS PKI ATS
 *  @copyright   ETSI Copyright Notification
 *               No part may be reproduced except as authorized by written permission.
 *               The copyright and the foregoing restriction extend to reproduction in all media.
 *               All rights reserved.
 *
 */
module LibItsPki_Functions {
    
  // LibCommon
  import from LibCommon_Time all;
  import from LibCommon_VerdictControl all;
  import from LibCommon_Sync all;
  import from LibCommon_BasicTypesAndValues all;
  import from LibCommon_DataStrings all;
  
  // LibIts
  import from IEEE1609dot2BaseTypes language "ASN.1:1997" all;
  import from IEEE1609dot2 language "ASN.1:1997" all;
  import from EtsiTs102941BaseTypes language "ASN.1:1997" all;
  import from EtsiTs102941TypesEnrolment language "ASN.1:1997" all;
  import from EtsiTs102941TypesAuthorization language "ASN.1:1997" all;
  import from EtsiTs102941TypesAuthorizationValidation language "ASN.1:1997" all;
  import from EtsiTs102941MessagesCa language "ASN.1:1997" all;
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  import from EtsiTs103097Module language "ASN.1:1997" all;
  import from ITS_Container language "ASN.1:1997" all;
  import from CAM_PDU_Descriptions language "ASN.1:1997" all;
  
  // LibItsCommon
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  import from LibItsCommon_TypesAndValues all;
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  import from LibItsCommon_Functions all;
  import from LibItsCommon_ASN1_NamedNumbers all;
  import from LibItsCommon_Pixits all;
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  import from LibItsGeoNetworking_TypesAndValues all;
  import from LibItsGeoNetworking_TestSystem all;
  import from LibItsGeoNetworking_Pixits all;
  
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  // LibItsSecurity
  import from LibItsSecurity_TypesAndValues all;
  import from LibItsSecurity_Templates all;
  import from LibItsSecurity_Functions all;
  import from LibItsSecurity_Pics all;
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  import from LibItsSecurity_Pixits all;
  import from LibItsSecurity_TestSystem all;
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  // LibItsHttp
  import from LibItsHttp_TypesAndValues all;
  import from LibItsHttp_Templates all;
  import from LibItsHttp_BinaryTemplates all;
  import from LibItsHttp_Functions all;
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  import from LibItsHttp_TestSystem all;
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  // LibItsPki
  import from LibItsPki_TypesAndValues all;
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  import from LibItsPki_Templates all;
  import from LibItsPki_Pics all;
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  import from LibItsPki_Pixits all;
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  import from LibItsPki_TestSystem all;
  
  group pkiConfigurationFunctions {
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    function f_cfMtcUp(
                       out ItsPkiItss p_itss,
                       out ItsPkiHttp p_pki
                       ) runs on ItsMtc {
      p_itss := ItsPkiItss.create("IUT") alive;
      p_pki := ItsPkiHttp.create("TS") alive;
      
      connect(self:syncPort, mtc:syncPort);
      connect(p_itss:syncPort, self:syncPort);
      connect(p_pki:syncPort, self:syncPort);
    }
    
    /**
     * @desc    Setups default configuration
     * @param   p_certificate_id The certificate identifier the TA shall use in case of secured IUT
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     */
    function f_cfHttpUp(
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                        in charstring p_ea_certificate_id := "CERT_TS_A_EA", // TODO Use a constant
                        in charstring p_aa_certificate_id := "CERT_TS_A_AA"
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                        ) runs on ItsPkiHttp /* TITAN TODO: system ItsPkiHttpSystem */ {
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      if (PICS_MULTIPLE_END_POINT == false) {
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        map(self:httpPort, system:httpPort);
      } else {
        map(self:httpEcPort, system:httpEcPort);
        map(self:httpAtVPort, system:httpAtVPort);
        map(self:httpAtPort, system:httpAtPort);
      }
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      f_connect4SelfOrClientSync();
      f_initialiseSecuredMode(p_ea_certificate_id, p_aa_certificate_id); // TODO To be removed???

      // Setup EA certificate shared with PKI EA entity
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      f_readCertificate(p_ea_certificate_id, vc_eaCertificate);
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      f_readSigningKey(p_ea_certificate_id, vc_eaPrivateKey); // TODO To be removed
      f_readEncryptingKey(p_ea_certificate_id, vc_eaPrivateEncKey);
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      f_getCertificateDigest(p_ea_certificate_id, vc_eaHashedId8);
      f_getCertificateHash(p_ea_certificate_id, vc_eaWholeHash);
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      log("f_cfHttpUp: vc_eaPrivateKey= ", vc_eaPrivateKey);
      log("f_cfHttpUp: vc_eaPrivateEncKey= ", vc_eaPrivateEncKey);
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      log("f_cfHttpUp: vc_eaHashedId8= ", vc_eaHashedId8);
      log("f_cfHttpUp: vc_eaWholeHash= ", vc_eaWholeHash);
      
      // Setup AA certificate shared with PKI AA entity
      f_readCertificate(p_aa_certificate_id, vc_aaCertificate);
      f_readSigningKey(p_aa_certificate_id, vc_aaPrivateKey); // Required for AuthorizationValidation request
      f_readEncryptingKey(p_aa_certificate_id, vc_aaPrivateEncKey);
      f_getCertificateDigest(p_aa_certificate_id, vc_aaHashedId8);
      f_getCertificateHash(p_aa_certificate_id, vc_aaWholeHash);
      log("f_cfHttpUp: vc_aaPrivateKey= ", vc_aaPrivateKey);
      log("f_cfHttpUp: vc_aaPrivateEncKey= ", vc_aaPrivateEncKey);
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      log("f_cfHttpUp: vc_aaHashedId8= ", vc_aaHashedId8);
      log("f_cfHttpUp: vc_aaWholeHash= ", vc_aaWholeHash);
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      if (PICS_MULTIPLE_END_POINT == false) {
        activate(a_default_pki_http());
      } else {
        activate(a_default_pki_http_ec());
        activate(a_default_pki_http_atv());
        activate(a_default_pki_http_at());
      }
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    } // End of function f_cfHttpUp
    function f_cfUp_itss(
                         in charstring p_certificate_id := "CERT_TS_A_EA" // TODO Use a constant
                         ) runs on ItsPkiItss /* TITAN TODO: system ItsPkiItssSystem */ {
      
      map(self:geoNetworkingPort, system:geoNetworkingPort);
      map(self:utPort, system:utPort);
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      //map(self:acPort, system:acPort);
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      // activate(a_default_pki()); TOTO Defualt from geoNet
    } // End of function f_cfUp_itss
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    /**
     * @desc    Deletes default configuration 
     */
    function f_cfMtcDown(
                         inout ItsPkiItss p_itss,
                         inout ItsPkiHttp p_pki
                         ) runs on ItsMtc {
      disconnect(self:syncPort, mtc:syncPort);
      disconnect(p_itss:syncPort, self:syncPort);
      disconnect(p_pki:syncPort, self:syncPort);
      
      p_itss.done;
      p_pki.done;
    }
    
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    /**
     * @desc    Deletes default configuration 
     */
    function f_cfHttpDown() runs on ItsPkiHttp /* TITAN TODO: system ItsPkiHttpSystem */ {
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      if (PICS_MULTIPLE_END_POINT == false) {
        unmap(self:httpPort, system:httpPort);
      } else {
        unmap(self:httpEcPort, system:httpEcPort);
        unmap(self:httpAtVPort, system:httpAtVPort);
        unmap(self:httpAtPort, system:httpAtPort);
      }
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      f_disconnect4SelfOrClientSync();
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    } // End of function f_cfHttpDown
    
    /**
     * @desc    Deletes default configuration 
     */
    function f_cfDown_itss() runs on ItsPkiItss /* TITAN TODO: system ItsPkiItssSystem */ {
      unmap(self:geoNetworkingPort, system:geoNetworkingPort);
      unmap(self:utPort, system:utPort);
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      //unmap(self:acPort, system:acPort);
      
    } // End of function f_cfDown
    
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    /**
     * @desc Initialise secure mode if required
     */
    function f_initialiseSecuredMode(
                                     in charstring p_certificate_id  := "CERT_TS_A_EA", // TODO Use a constant
                                     in charstring p_peerCertificateId := "CERT_IUT_A_EA"
                                     ) runs on ItsSecurityBaseComponent {
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      // Local variables
      
      // Load certificates
      if(not(f_loadCertificates(PX_IUT_SEC_CONFIG_NAME))) {
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        log("*** INFO: TEST CASE NOW STOPPING ITSELF! ***");
      //      f_prepareCertificates(p_certificate_id, vc_aaCertificate, vc_atCertificate);
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    } // End of function f_initialiseSecuredMode()
    
    function f_uninitialiseSecuredMode() runs on ItsSecurityBaseComponent {
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      f_unloadCertificates();
    } // End of function f_uninitialiseSecuredMode()
    
    function f_initializeState() runs on ItsPkiItss {
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      var Oct8 v_hashedId8ToBeUsed;

      log(">>> f_initializeState: vc_hashedId8ToBeUsed= ", vc_hashedId8ToBeUsed);
      v_hashedId8ToBeUsed := f_setupIutCertificate(vc_hashedId8ToBeUsed);
      log("f_initializeState: v_hashedId8ToBeUsed= ", v_hashedId8ToBeUsed);

      f_utInitializeIut(UtPkiInitialize: { v_hashedId8ToBeUsed } );

      f_sleep(PX_NEIGHBOUR_DISCOVERY_DELAY);
      
      //      f_acLoadScenario(p_scenario);
      //      f_acStartScenario();
    }
    
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  } // End of pkiConfigurationFunctions
  group ut_port {

    function f_utInitializeIut(template (value) UtPkiInitialize p_init) runs on ItsPkiItss {
      utPort.send(p_init);
      tc_wait.start;
      alt {
        [] utPort.receive(UtPkiResults: { utPkiInitializeResult := true }) {
          tc_wait.stop;
          log("*** f_utInitializeIut: INFO: IUT initialized ***");
        }
        [] utPort.receive {
          tc_wait.stop;
          log("*** f_utInitializeIut: INFO: IUT could not be initialized ***");
          f_selfOrClientSyncAndVerdict("error", e_error);
        }
        [] tc_wait.timeout {
          log("*** f_utInitializeIut: INFO: IUT could not be initialized in time ***");
          f_selfOrClientSyncAndVerdict("error", e_timeout);
        }
      }
      
    } // End of function f_utInitializeIut
    
    function f_sendUtTriggerEnrolmentRequestPrimitive(
                                                      in octetstring p_canonical_id := ''O,
                                                      in Oct1 p_enc_algorithm := '00'O,
                                                      in octetstring p_private_key := ''O,
                                                      in octetstring p_public_key_compressed := ''O,
                                                      in integer p_compressed_mode := 0
                                                      ) runs on ItsPkiItss {
      var TriggerEnrolmentRequest v_ut_trigger_enrolment_request;
      var octetstring v_compressed_public_key;

      if (p_compressed_mode == 2) { // TODO v_compressed_public_key := int2oct(p_compressed_mode, 1) & p_public_key_compressed?
        v_compressed_public_key := '02'O & p_public_key_compressed;
        v_compressed_public_key := '03'O & p_public_key_compressed;
      v_ut_trigger_enrolment_request := { p_canonical_id, p_enc_algorithm, p_private_key, v_compressed_public_key };
      utPort.send(UtPkiTrigger: { triggerEnrolmentRequest := v_ut_trigger_enrolment_request });
      tc_ac.start;
      alt {
        [] utPort.receive(UtPkiResults: { utPkiTriggerResult := true }) {
          tc_ac.stop;
        }
        [] utPort.receive(UtPkiResults: { utPkiTriggerResult := false }) {
          tc_ac.stop;
          log("*** f_sendUtTriggerEnrolmentRequestPrimitive: ERROR: Received unexpected message ***");
          f_selfOrClientSyncAndVerdict("error", e_error);
        }
        [] tc_ac.timeout {
          log("*** f_sendAcPkiPrimitive: ERROR: Timeout while waiting for adapter control event result ***");
          f_selfOrClientSyncAndVerdict("error", e_timeout);
        }
      } // End of 'alt' statement
    } // End of function f_sendUtTriggerEnrolmentRequestPrimitive
    
    function f_sendUtTriggerAuthorizationRequestPrimitive(
                                                          in octetstring p_canonical_id := ''O,
                                                          in Oct1 p_enc_algorithm := '00'O,
                                                          in octetstring p_private_key := ''O,
                                                          in octetstring p_public_key_compressed := ''O,
                                                          in integer p_compressed_mode := 0
                                                          ) runs on ItsPkiItss {
      var TriggerAuthorizationRequest v_ut_trigger_enrolment_request;
      var octetstring v_compressed_public_key;

      if (p_compressed_mode == 2) { // TODO v_compressed_public_key := int2oct(p_compressed_mode, 1) & p_public_key_compressed?
        v_compressed_public_key := '02'O & p_public_key_compressed;
      } else {
        v_compressed_public_key := '03'O & p_public_key_compressed;
      }
      
      v_ut_trigger_enrolment_request := { p_canonical_id, p_enc_algorithm, p_private_key, v_compressed_public_key };
      utPort.send(UtPkiTrigger: { triggerAuthorizationRequest := v_ut_trigger_enrolment_request });
      tc_ac.start;
      alt {
        [] utPort.receive(UtPkiResults: { utPkiTriggerResult := true }) {
          tc_ac.stop;
        }
        [] utPort.receive(UtPkiResults: { utPkiTriggerResult := false }) {
          tc_ac.stop;
          log("*** f_sendUtTriggerAuthorizationRequestPrimitive: ERROR: Received unexpected message ***");
          f_selfOrClientSyncAndVerdict("error", e_error);
        }
        [] tc_ac.timeout {
          log("*** f_sendAcPkiPrimitive: ERROR: Timeout while waiting for adapter control event result ***");
          f_selfOrClientSyncAndVerdict("error", e_timeout);
        }
      } // End of 'alt' statement
    } // End of function f_sendUtTriggerAuthorizationRequestPrimitive
  group helpers {

    function f_generate_key_pair(
                                 out octetstring p_private_key,
                                 out octetstring p_public_key_x,
                                 out octetstring p_public_key_y,
                                 out octetstring p_public_key_compressed,
                                 out integer p_compressed_mode
                                 ) return boolean {
      if (PX_VE_ALG == e_nist_p256) {
        f_generate_key_pair_nistp256(p_private_key, p_public_key_x, p_public_key_y, p_public_key_compressed, p_compressed_mode);
      } else if (PX_VE_ALG == e_brainpool_p256_r1) {
        f_generate_key_pair_brainpoolp256(p_private_key, p_public_key_x, p_public_key_y, p_public_key_compressed, p_compressed_mode);
      } else if (PX_VE_ALG == e_brainpool_p384_r1) {
        f_generate_key_pair_brainpoolp384(p_private_key, p_public_key_x, p_public_key_y, p_public_key_compressed, p_compressed_mode);
      } else {
        // error
        return false;
      }

      return true;
    }

    function f_generate_key_pair_for_encryption(
                                                in SecurityAlg p_algorithm,
                                                out octetstring p_private_key,
                                                out octetstring p_public_key_x,
                                                out octetstring p_public_key_y,
                                                out octetstring p_public_key_compressed,
                                                out integer p_compressed_mode
                                                ) return boolean {
      if (p_algorithm == e_nist_p256) {
        f_generate_key_pair_nistp256(p_private_key, p_public_key_x, p_public_key_y, p_public_key_compressed, p_compressed_mode);
      } else if (p_algorithm == e_brainpool_p256_r1) {
        f_generate_key_pair_brainpoolp256(p_private_key, p_public_key_x, p_public_key_y, p_public_key_compressed, p_compressed_mode);
      } else {
        // error
        return false;
      }

      return true;
    }

    function f_signWithEcdsa(
                             in octetstring p_toBeSignedSecuredMessage,
                             in octetstring p_certificateIssuer,
                             in octetstring p_privateKey
                             ) return octetstring {
      if (PX_VE_ALG == e_nist_p256) {
        return f_signWithEcdsaNistp256WithSha256(p_toBeSignedSecuredMessage, p_certificateIssuer, p_privateKey);
      } else if (PX_VE_ALG == e_brainpool_p256_r1) {
        return f_signWithEcdsaBrainpoolp256WithSha256(p_toBeSignedSecuredMessage, p_certificateIssuer, p_privateKey);
      } else if (PX_VE_ALG == e_brainpool_p384_r1) {
        return f_signWithEcdsaBrainpoolp384WithSha384(p_toBeSignedSecuredMessage, p_certificateIssuer, p_privateKey);
      }
      
      return ''O;
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    } // End of function f_signWithEcdsa

    function f_verifyEcdsa(
                           in octetstring p_tbs,
                           in octetstring p_issuer,
                           in Signature p_signature_,
                           in PublicVerificationKey p_verification_key
                           ) return boolean {
      var boolean v_ret := false;
      
      log(">>> f_verifyEcdsa: p_tbs= ", p_tbs);
      log(">>> f_verifyEcdsa: p_issuer= ", p_issuer);
      log(">>> f_verifyEcdsa: p_signature_= ", p_signature_);
      log(">>> f_verifyEcdsa: p_verification_key= ", p_verification_key);
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      if (ischosen(p_verification_key.ecdsaNistP256)) {
        if (ischosen(p_verification_key.ecdsaNistP256.compressed_y_0)) {
          v_ret := f_verifyWithEcdsaNistp256WithSha256(
                                                       p_tbs,
                                                       p_issuer,
                                                       p_signature_.ecdsaNistP256Signature.rSig.x_only & p_signature_.ecdsaNistP256Signature.sSig,
                                                       p_verification_key.ecdsaNistP256.compressed_y_0,
                                                       0);
        } else {
          v_ret := f_verifyWithEcdsaNistp256WithSha256(
                                                       p_tbs,
                                                       p_issuer,
                                                       p_signature_.ecdsaNistP256Signature.rSig.x_only & p_signature_.ecdsaNistP256Signature.sSig,
                                                       p_verification_key.ecdsaNistP256.compressed_y_1,
                                                       1);
        }
      } else if (ischosen(p_verification_key.ecdsaBrainpoolP256r1)) {
        if (ischosen(p_verification_key.ecdsaBrainpoolP256r1.compressed_y_0)) {
          v_ret := f_verifyWithEcdsaBrainpoolp256WithSha256(
                                                            p_tbs,
                                                            p_issuer,
                                                            p_signature_.ecdsaBrainpoolP256r1Signature.rSig.x_only & p_signature_.ecdsaBrainpoolP256r1Signature.sSig,
                                                            p_verification_key.ecdsaBrainpoolP256r1.compressed_y_0,
                                                            0);
        } else {
          v_ret := f_verifyWithEcdsaBrainpoolp256WithSha256(
                                                            p_tbs,
                                                            p_issuer,
                                                            p_signature_.ecdsaBrainpoolP256r1Signature.rSig.x_only & p_signature_.ecdsaBrainpoolP256r1Signature.sSig,
                                                            p_verification_key.ecdsaBrainpoolP256r1.compressed_y_1,
                                                            1);
        }
      } else if (ischosen(p_verification_key.ecdsaBrainpoolP384r1)) {
        if (ischosen(p_verification_key.ecdsaBrainpoolP384r1.compressed_y_0)) {
          v_ret := f_verifyWithEcdsaBrainpoolp384WithSha384(
                                                            p_tbs,
                                                            p_issuer,
                                                            p_signature_.ecdsaBrainpoolP384r1Signature.rSig.x_only & p_signature_.ecdsaBrainpoolP384r1Signature.sSig,
                                                            p_verification_key.ecdsaBrainpoolP384r1.compressed_y_0,
                                                            0);
        } else {
          v_ret := f_verifyWithEcdsaBrainpoolp384WithSha384(
                                                            p_tbs,
                                                            p_issuer,
                                                            p_signature_.ecdsaBrainpoolP384r1Signature.rSig.x_only & p_signature_.ecdsaBrainpoolP384r1Signature.sSig,
                                                            p_verification_key.ecdsaBrainpoolP384r1.compressed_y_1,
                                                            1);
        }
      }
      
      return v_ret;
    } // End of function f_verifyEcdsa
    function f_http_send(
                         in HeaderLines p_headers,
                         in template (value) HttpMessage p_http_message
                         ) runs on ItsPkiHttp {
      if (not(PICS_MULTIPLE_END_POINT)) {
        httpPort.send(p_http_message);
      } else {
        var charstring_list v_content_text;
        
        f_get_header(p_headers, c_header_content_text, v_content_text);
        
        if (not(isvalue(v_content_text))) {
          log("f_http_send: Failed to send message: header not found: ", c_header_content_text);
          return;
        }
        if (v_content_text == { "inner_ec_request" }) {
          log("f_http_send: Send on EC end point");
          f_set_headers_list({ c_header_host }, { PICS_HEADER_HOST_EC }, p_headers);
          if (ischosen(p_http_message.request)) {
            p_http_message.request.header := p_headers;
          } else {
            p_http_message.response.header := p_headers;
          }
          httpEcPort.send(p_http_message);
        } else if (v_content_text == { "inner_atv_request" }) {
          log("f_http_send: Send on ATV end point");
          f_set_headers_list({ c_header_host }, { PICS_HEADER_HOST_ATV }, p_headers);
          if (ischosen(p_http_message.request)) {
            p_http_message.request.header := p_headers;
          } else {
            p_http_message.response.header := p_headers;
          }
          httpAtVPort.send(p_http_message);
        } else if (v_content_text == { "inner_at_request" }) {
          log("f_http_send: Send on AT end point");
          f_set_headers_list({ c_header_host }, { PICS_HEADER_HOST_AT }, p_headers);
          if (ischosen(p_http_message.request)) {
            p_http_message.request.header := p_headers;
          } else {
            p_http_message.response.header := p_headers;
          }
          httpAtPort.send(p_http_message);
        } else {
          log("f_http_send: Invalid header value: ", v_content_text);
        }
      }
    } // End of function f_http_send

    function f_generate_key_tag(
                                in octetstring p_public_key_compressed,
                                in integer p_compressed_key_mode,
                                in octetstring p_public_compressed_enc_key,
                                in integer p_compressed_enc_key_mode,
                                out octetstring p_encoded_tag
                                ) return boolean {
      // Local variables
      var PublicVerificationKey v_verification_tag;
      var PublicEncryptionKey v_encryption_tag;
      
      if (PX_VE_ALG == e_nist_p256) {
        if (p_compressed_key_mode == 0) {
          v_verification_tag.ecdsaNistP256.compressed_y_0 := p_public_key_compressed;
        } else {
          v_verification_tag.ecdsaNistP256.compressed_y_1 := p_public_key_compressed;
        }
      } else if (PX_VE_ALG == e_brainpool_p256_r1) {
        if (p_compressed_key_mode == 0) {
          v_verification_tag.ecdsaBrainpoolP256r1.compressed_y_0 := p_public_key_compressed;
        } else {
          v_verification_tag.ecdsaBrainpoolP256r1.compressed_y_1 := p_public_key_compressed;
        }
      } else if (PX_VE_ALG == e_brainpool_p384_r1) {
        if (p_compressed_key_mode == 0) {
          v_verification_tag.ecdsaBrainpoolP384r1.compressed_y_0 := p_public_key_compressed;
        } else {
          v_verification_tag.ecdsaBrainpoolP384r1.compressed_y_1 := p_public_key_compressed;
        }
      } else {
        log("f_generate_key_tag: Failed to generate HMAC tag");
        return false;
      }
      log("f_generate_key_tag: v_verification_tag= ", v_verification_tag);
      p_encoded_tag := bit2oct(encvalue(v_verification_tag));
      if (PX_INCLUDE_ENCRYPTION_KEYS) {
        v_encryption_tag.supportedSymmAlg := aes128Ccm;
        if (PX_EC_ALG_FOR_AT == e_nist_p256) {
          if (p_compressed_enc_key_mode == 0) {
            v_encryption_tag.publicKey.eciesNistP256.compressed_y_0 := p_public_compressed_enc_key;
          } else {
            v_encryption_tag.publicKey.eciesNistP256.compressed_y_1 := p_public_compressed_enc_key;
          }
        } else if (PX_EC_ALG_FOR_AT == e_brainpool_p256_r1) {
          if (p_compressed_enc_key_mode == 0) {
            v_encryption_tag.publicKey.eciesBrainpoolP256r1.compressed_y_0 := p_public_compressed_enc_key;
          } else {
            v_encryption_tag.publicKey.eciesBrainpoolP256r1.compressed_y_1 := p_public_compressed_enc_key;
          }
        } else {
          log("f_generate_key_tag: Failed to generate HMAC tag (enc)");
          return false;
        }
        log("f_generate_key_tag: v_encryption_tag= ", v_encryption_tag);
        p_encoded_tag := p_encoded_tag & bit2oct(encvalue(v_encryption_tag));
      }

      return true;
    } // End of function f_generate_key_tag
  } // End of group helpers
  
  group http { // TODO Split into EnnerEc, Authorization & AuthorizationValidation
    function f_http_build_inner_ec_request( // TODO Cleanup parameters
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                                           out octetstring p_private_key,
                                           out octetstring p_public_key_compressed,
                                           out integer p_compressed_mode,
                                           out Oct16 p_aes_sym_key,
                                           out Oct16 p_encrypted_sym_key,
                                           out Oct16 p_authentication_vector,
                                           out Oct12 p_nonce,
                                           out octetstring p_salt,
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                                           out Ieee1609Dot2Data p_ieee1609dot2_signed_and_encrypted_data,
                                           out Oct32 p_request_hash
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                                           ) runs on ItsPkiHttp {
      var InnerEcRequest v_inner_ec_request;
      var Ieee1609Dot2Data v_inner_ec_request_signed_for_pop;
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      var octetstring v_public_enc_key;
      var integer v_compressed_enc_key_mode;
      var boolean v_result;
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      log(">>> f_http_build_inner_ec_request");
      if (f_generate_inner_ec_request(p_private_key, p_public_key_compressed, p_compressed_mode, v_inner_ec_request) == false) {
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        log("*** f_http_build_inner_ec_request: ERROR: Failed to generate InnerEcRequest ***");
        f_selfOrClientSyncAndVerdict("error", e_error);
      }
      log ("f_http_build_enrolment_request: ==> EC verification private key: ", p_private_key);
      log ("f_http_build_enrolment_request: ==> EC verification public compressed key: ", p_public_key_compressed);
      log ("f_http_build_enrolment_request: ==> EC verification public compressed mode: ", p_compressed_mode);
      // Generate InnerEcRequestSignedForPoP
      if (f_generate_inner_ec_request_signed_for_pop(p_private_key, v_inner_ec_request, v_inner_ec_request_signed_for_pop) == false) {
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        log("*** f_http_build_inner_ec_request: ERROR: Failed to generate InnerEcRequestSignedForPop ***");
        f_selfOrClientSyncAndVerdict("error", e_error);
      }
      log("f_http_build_enrolment_request: v_inner_ec_request_signed_for_pop= ", v_inner_ec_request_signed_for_pop);
      // Secure InnerEcRequestSignedForPoP message
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      if (f_extract_enc_key(vc_eaCertificate, v_public_enc_key, v_compressed_enc_key_mode) == false) {
        log("*** f_http_build_inner_ec_request: ERROR: Non canonical EA certificate ***");
        f_selfOrClientSyncAndVerdict("error", e_error);
      }
      if (PICS_SEC_FIXED_KEYS) { // Debug mode: Use fixed values
        v_public_enc_key := 'DD4F6B0DF57C6E3BD0E32B565CACA1D858CEB08A5C2BBAB2C23E203C6DE697FF'O;
        v_compressed_enc_key_mode := 0;
      }
      log("f_http_build_inner_ec_request: Public encryption key: ", v_public_enc_key);
      log("f_http_build_inner_ec_request: Public encryption key comp: ", v_compressed_enc_key_mode);
      p_salt := vc_eaWholeHash;
      if (PICS_SECPKI_REENROLMENT == false) { // This is the first enrolment, we used Factory keys
        v_result := f_build_pki_secured_request_message_signed_with_pop(PICS_ITS_S_SIGN_NITSP256_PRIVATE_KEY, valueof(m_signerIdentifier_self), vc_eaHashedId8/*recipientId*/, v_public_enc_key, v_compressed_enc_key_mode, p_salt, bit2oct(encvalue(m_etsiTs102941Data_inner_ec_request_signed_for_pop(v_inner_ec_request_signed_for_pop))), PX_EC_ALG_FOR_EC, p_ieee1609dot2_signed_and_encrypted_data, p_aes_sym_key, p_encrypted_sym_key, p_authentication_vector, p_nonce, p_request_hash);
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      } else { // We use last valid EC certificate
        // TODO Retrieve EC certificate from the first enrolment instead of PX
        log("f_http_build_inner_ec_request: v_ec_private_key: ", PX_EC_PRIVATE_KEY);
        log("f_http_build_inner_ec_request: v_ec_hashed_id8: ", PX_EC_HASHED_ID8);
        v_result := f_build_pki_secured_request_message_signed_with_pop(PX_EC_PRIVATE_KEY, valueof(m_signerIdentifier_digest(PX_EC_HASHED_ID8)), PX_EC_HASHED_ID8/*recipientId*/, v_public_enc_key, v_compressed_enc_key_mode, p_salt, bit2oct(encvalue(m_etsiTs102941Data_inner_ec_request_signed_for_pop(v_inner_ec_request_signed_for_pop))), PX_EC_ALG_FOR_EC, p_ieee1609dot2_signed_and_encrypted_data, p_aes_sym_key, p_encrypted_sym_key, p_authentication_vector, p_nonce, p_request_hash);
      if (v_result == false) {
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        log("*** f_http_build_inner_ec_request: ERROR: Failed to generate InnerEcRequestSignedForPop ***");
        f_selfOrClientSyncAndVerdict("error", e_error);
      } else {
        log("f_http_build_inner_ec_request: p_ieee1609dot2_signed_and_encrypted_data= ", p_ieee1609dot2_signed_and_encrypted_data);
        log("f_http_build_inner_ec_request: p_request_hash= ", p_request_hash);
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    } // End of function f_http_build_inner_ec_request
    function f_http_build_invalid_enrolment_request(
                                                    out octetstring p_private_key,
                                                    out octetstring p_public_key_compressed,
                                                    out integer p_compressed_mode,
                                                    out Oct16 p_aes_sym_key,
                                                    out Oct16 p_encrypted_sym_key,
                                                    out Oct16 p_authentication_vector,
                                                    out Oct12 p_nonce,
                                                    out octetstring p_salt,
                                                    out Ieee1609Dot2Data p_ieee1609dot2_signed_and_encrypted_data,
                                                    out Oct32 p_request_hash
                                                    ) runs on ItsPkiHttp {
      var InnerEcRequest v_inner_ec_request;
      var Ieee1609Dot2Data v_inner_ec_request_signed_for_pop;
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      var octetstring v_public_enc_key;
      var integer v_compressed_enc_key_mode;
      var boolean v_ret_code;
      if (f_generate_inner_ec_request(p_private_key, p_public_key_compressed, p_compressed_mode, v_inner_ec_request) == false) {
        log("*** f_http_build_invalid_enrolment_request: ERROR: Failed to generate InnerEcRequest ***");
        f_selfOrClientSyncAndVerdict("error", e_error);
      }
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      log ("f_http_build_invalid_enrolment_request: EC verification private key: ", p_private_key);
      log ("f_http_build_invalid_enrolment_request: EC verification public compressed key: ", p_public_key_compressed);
      log ("f_http_build_invalid_enrolment_request: EC verification public compressed mode: ", p_compressed_mode);
      // Generate InnerEcRequestSignedForPoP
      if (f_generate_inner_ec_request_signed_for_pop(p_private_key, v_inner_ec_request, v_inner_ec_request_signed_for_pop) == false) {
        log("*** f_http_build_invalid_enrolment_request: ERROR: Failed to generate InnerEcRequestSignedForPop ***");
        f_selfOrClientSyncAndVerdict("error", e_error);
      }
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      log("f_http_build_invalid_enrolment_request: v_inner_ec_request_signed_for_pop= ", v_inner_ec_request_signed_for_pop);
      // Modify signature to get an error
      if (ischosen(v_inner_ec_request_signed_for_pop.content.signedData.signature_.ecdsaNistP256Signature)) {
        v_inner_ec_request_signed_for_pop.content.signedData.signature_.ecdsaNistP256Signature.sSig[1] := bit2oct('10101010'B xor4b oct2bit(v_inner_ec_request_signed_for_pop.content.signedData.signature_.ecdsaNistP256Signature.sSig[1]));
      } else {
        v_inner_ec_request_signed_for_pop.content.signedData.signature_.ecdsaBrainpoolP256r1Signature.sSig[1] := bit2oct('10101010'B xor4b oct2bit(v_inner_ec_request_signed_for_pop.content.signedData.signature_.ecdsaBrainpoolP256r1Signature.sSig[1]));
      }
      // Secure InnerEcRequestSignedForPoP message
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      if (f_extract_enc_key(vc_eaCertificate, v_public_enc_key, v_compressed_enc_key_mode) == false) {
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        log("*** f_http_build_invalid_enrolment_request: ERROR: Non canonical EA certificate ***");
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        f_selfOrClientSyncAndVerdict("error", e_error);
      }
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      log("*** f_http_build_invalid_enrolment_request: Public encryption key: ", v_public_enc_key);
      log("*** f_http_build_invalid_enrolment_request: Public encryption key comp: ", v_compressed_enc_key_mode);
      p_salt := vc_eaWholeHash;
      if (PICS_SECPKI_REENROLMENT == false) { // This is the first enrolment, we used Factory keys
        v_ret_code := f_build_pki_secured_request_message_signed_with_pop(PICS_ITS_S_SIGN_NITSP256_PRIVATE_KEY, valueof(m_signerIdentifier_self), vc_eaHashedId8/*recipientId*/, v_public_enc_key, v_compressed_enc_key_mode, p_salt, bit2oct(encvalue(m_etsiTs102941Data_inner_ec_request_signed_for_pop(v_inner_ec_request_signed_for_pop))), PX_EC_ALG_FOR_EC, p_ieee1609dot2_signed_and_encrypted_data, p_aes_sym_key, p_encrypted_sym_key, p_authentication_vector, p_nonce, p_request_hash);
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      } else { // We use last valid EC certificate
        // TODO Retrieve EC certificate from the first enrolment instead of PX
        log("f_http_build_inner_ec_request: v_ec_private_key: ", PX_EC_PRIVATE_KEY);
        log("f_http_build_inner_ec_request: v_ec_hashed_id8: ", PX_EC_HASHED_ID8);
        v_ret_code := f_build_pki_secured_request_message_signed_with_pop(PX_EC_PRIVATE_KEY, valueof(m_signerIdentifier_digest(PX_EC_HASHED_ID8)), PX_EC_HASHED_ID8/*recipientId*/, v_public_enc_key, v_compressed_enc_key_mode, p_salt, bit2oct(encvalue(m_etsiTs102941Data_inner_ec_request_signed_for_pop(v_inner_ec_request_signed_for_pop))), PX_EC_ALG_FOR_EC, p_ieee1609dot2_signed_and_encrypted_data, p_aes_sym_key, p_encrypted_sym_key, p_authentication_vector, p_nonce, p_request_hash);
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      }
      if (v_ret_code == false) {
        log("*** f_http_build_invalid_enrolment_request: ERROR: Failed to generate InnerEcRequestSignedForPop ***");
        f_selfOrClientSyncAndVerdict("error", e_error);
      }
      log("*** f_http_build_invalid_enrolment_request: DEBUG: p_ieee1609dot2_signed_and_encrypted_data = ", p_ieee1609dot2_signed_and_encrypted_data);
    } // End of function f_http_build_invalid_enrolment_request
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    function f_http_build_inner_ec_response(
                                            in InnerEcRequest p_inner_ec_request,
                                            in EnrolmentResponseCode p_responseCode := ok,
                                            in Oct16 p_request_hash,
                                            in octetstring p_private_key := ''O,
                                            in octetstring p_digest := ''O,
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                                            in Oct16 p_aes_sym_key,
                                            out InnerEcResponse p_inner_ec_response,
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                                            out Ieee1609Dot2Data p_ieee1609dot2_signed_and_encrypted_data
                                            ) return boolean {
      // Local variables
      var bitstring v_msg_bit;
      var octetstring v_msg;
      var Oct12 v_nonce;
      var Ieee1609Dot2Data v_ieee1609dot2_signed_data;
      var EtsiTs103097Certificate v_ec_certificate;
      var boolean p_result := false;

      log(">>> f_http_build_inner_ec_response: p_inner_ec_request= ", p_inner_ec_request);
      log(">>> f_http_build_inner_ec_response: p_responseCode= ", p_responseCode);
      log(">>> f_http_build_inner_ec_response: p_request_hash= ", p_request_hash);
      log(">>> f_http_build_inner_ec_response: p_private_key= ", p_private_key);
      log(">>> f_http_build_inner_ec_response: p_digest= ", p_digest);
      log(">>> f_http_build_inner_ec_response: p_aes_sym_key= ", p_aes_sym_key);
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      // Check expectred response
      if (p_responseCode != ok) {
        p_inner_ec_response := valueof(
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                                       m_innerEcResponse_ko(
                                                            p_request_hash,
                                                            p_responseCode
                                                            )
                                       );
        p_result := true;
      } else {
        // Generate the certificate
        if (f_generate_ec_certificate_for_inner_ec_response(p_inner_ec_request, p_private_key, p_digest, v_ec_certificate) == false) {
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          log("f_http_build_inner_ec_response: Failed to generate the certificate");
          p_inner_ec_response := valueof(
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                                         m_innerEcResponse_ko(
                                                              p_request_hash,
                                                              incompleterequest
                                                              )
                                         );
        } else {
          p_inner_ec_response := valueof(
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                                         m_innerEcResponse_ok(
                                                              p_request_hash,
                                                              v_ec_certificate
                                                              )
                                         );
        }
      }

      // Secure the response
      log("f_http_build_inner_ec_response: p_inner_ec_response= ", p_inner_ec_response);
      v_msg := bit2oct(encvalue(m_etsiTs102941Data_inner_ec_response(p_inner_ec_response)));
      v_nonce := substr(f_hashWithSha256(int2oct((f_getCurrentTimeUtc() * 1000), 16)), 0, 12); // Random value
      // TODO Consider  Sha384: m_signerIdentifier_digest(f_HashedId8FromSha384(p_digest))
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      if (f_build_pki_secured_response_message(p_private_key,
                                               valueof(m_signerIdentifier_digest(f_HashedId8FromSha256(p_digest))),//  in SignerIdentifier p_signer_identifier,
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                                               v_msg,
                                               p_aes_sym_key,
                                               v_nonce,
                                               p_ieee1609dot2_signed_and_encrypted_data
                                               ) == false) {
        log("f_http_build_inner_ec_response: Failed to generate the certificate");
        p_inner_ec_response := valueof(
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                                       m_innerEcResponse_ko(
                                                            p_request_hash,
                                                            deniedrequest
                                                            )
                                       );
      } else {
        p_result := true;
      }

      return p_result;
    } // End of function f_http_build_inner_ec_response
    
    function f_http_build_authorization_request(
                                                in Certificate p_ec_certificate, // Enrolment credentials certificate
                                                in octetstring p_ec_private_key,
                                                out octetstring p_private_key,
                                                out octetstring p_public_key_compressed,
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                                                out integer p_compressed_key_mode,
                                                out octetstring p_private_enc_key,
                                                out octetstring p_public_compressed_enc_key,
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                                                out integer p_compressed_enc_key_mode,
                                                out Oct16 p_aes_sym_key,
                                                out Oct16 p_encrypted_sym_key,
                                                out Oct16 p_authentication_vector,
                                                out Oct12 p_nonce,
                                                out octetstring p_salt,
                                                out Ieee1609Dot2Data p_ieee1609dot2_signed_and_encrypted_data,
                                                out Oct32 p_request_hash
                                                ) runs on ItsPkiHttp {
      // Local variables
      var octetstring v_public_key_x;
      var octetstring v_public_key_y;
      var octetstring v_public_enc_key_x;
      var octetstring v_public_enc_key_y;
      var octetstring v_public_enc_key;
      var integer v_compressed_enc_key_mode;
      var InnerAtRequest v_inner_at_request;
      var Ieee1609Dot2Data v_inner_at_request_data;
      var InnerAtRequest v_authorization_request;
      var bitstring v_authorization_request_msg;
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      // Generate the InnerAtRequest
      if (f_generate_inner_at_request(vc_aaCertificate, vc_aaHashedId8, vc_eaCertificate, vc_eaWholeHash/*salt*/, vc_eaHashedId8, p_ec_certificate, p_ec_private_key, p_private_key, p_public_key_compressed, p_compressed_key_mode, p_private_enc_key, p_public_compressed_enc_key, p_compressed_enc_key_mode, v_inner_at_request) == false) {
        log("*** f_http_build_authorization_request: ERROR: Failed to generate AuthorizationValidationRequest ***");
        f_selfOrClientSyncAndVerdict("error", e_error);
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      log("f_http_build_authorization_request: v_inner_at_request= ", v_inner_at_request);
      
      // Secure InnerAtRequest message
      if (f_extract_enc_key(vc_aaCertificate, v_public_enc_key, v_compressed_enc_key_mode) == false) {
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        log("*** f_http_build_authorization_request: ERROR: Non canonical AA certificate ***");
        f_selfOrClientSyncAndVerdict("error", e_error);
      }
      if (PICS_SEC_FIXED_KEYS) { // Debug mode: Use fixed values
        v_public_enc_key := 'DD4F6B0DF57C6E3BD0E32B565CACA1D858CEB08A5C2BBAB2C23E203C6DE697FF'O;
        v_compressed_enc_key_mode := 0;
      }
      log("*** f_http_build_authorization_request: Public encryption key: ", v_public_enc_key);
      log("*** f_http_build_authorization_request: Public encryption key comp: ", v_compressed_enc_key_mode);
      p_salt := vc_aaWholeHash;
      log("*** f_http_build_authorization_request: p_salt: ", p_salt);
      if (PICS_PKI_AUTH_POP) {
        if(f_build_pki_secured_request_message_signed_with_pop(p_private_key, valueof(m_signerIdentifier_self), vc_aaHashedId8/*recipientId*/, v_public_enc_key, v_compressed_enc_key_mode, p_salt, bit2oct(encvalue(m_etsiTs102941Data_authorization_request(v_inner_at_request))), PX_EC_ALG_FOR_AT, p_ieee1609dot2_signed_and_encrypted_data, p_aes_sym_key, p_encrypted_sym_key, p_authentication_vector, p_nonce, p_request_hash) == false) {
          log("*** f_http_build_authorization_request: ERROR: Failed to generate Authorization Request ***");
          f_selfOrClientSyncAndVerdict("error", e_error);
        }
      } else { // Only encryption of EtsiTs102941Data/InnerAtRequest
        log("*** f_http_build_authorization_request: POP signature not applied");
        if(f_build_pki_secured_request_message_for_authorization(vc_aaHashedId8/*recipientId*/, v_public_enc_key, v_compressed_enc_key_mode, p_salt, bit2oct(encvalue(m_etsiTs102941Data_authorization_request(v_inner_at_request))), PX_EC_ALG_FOR_AT, p_ieee1609dot2_signed_and_encrypted_data, p_aes_sym_key, p_encrypted_sym_key, p_authentication_vector, p_nonce, p_request_hash) == false) {
          log("*** f_http_build_authorization_request: ERROR: Failed to generate Authorization Request ***");
          f_selfOrClientSyncAndVerdict("error", e_error);
        }
      }
      log("*** f_http_build_authorization_request: DEBUG: p_ieee1609dot2_signed_and_encrypted_data= ", p_ieee1609dot2_signed_and_encrypted_data);
      log("*** f_http_build_authorization_request: DEBUG: p_request_hash= ", p_request_hash);
    } // End of function f_http_build_authorization_request
    function f_http_build_authorization_request_with_wrong_private_key(
                                                                       in Certificate p_ec_certificate, // Enrolment credentials certificate
                                                                       in octetstring p_ec_private_key,
                                                                       out octetstring p_private_key,
                                                                       out octetstring p_public_key_compressed,
                                                                       out integer p_compressed_key_mode,
                                                                       out octetstring p_private_enc_key,
                                                                       out octetstring p_public_compressed_enc_key,
                                                                       out integer p_compressed_enc_key_mode,
                                                                       out Oct16 p_aes_sym_key,
                                                                       out Oct16 p_encrypted_sym_key,
                                                                       out Oct16 p_authentication_vector,
                                                                       out Oct12 p_nonce,
                                                                       out octetstring p_salt,
                                                                       out Ieee1609Dot2Data p_ieee1609dot2_signed_and_encrypted_data,
                                                                       out Oct32 p_request_hash
                                                                       ) runs on ItsPkiHttp {
      // Local variables
      var octetstring v_public_key_x;
      var octetstring v_public_key_y;
      var octetstring v_public_enc_key_x;
      var octetstring v_public_enc_key_y;
      var octetstring v_public_enc_key;
      var integer v_compressed_enc_key_mode;
      var InnerAtRequest v_inner_at_request;
      var Ieee1609Dot2Data v_inner_at_request_data;
      var InnerAtRequest v_authorization_request;
      var bitstring v_authorization_request_msg;

      // Generate the InnerAtRequest
      if (f_generate_inner_at_request(vc_aaCertificate, vc_aaHashedId8, vc_eaCertificate, vc_eaWholeHash/*salt*/, vc_eaHashedId8, p_ec_certificate, p_ec_private_key, p_private_key, p_public_key_compressed, p_compressed_key_mode, p_private_enc_key, p_public_compressed_enc_key, p_compressed_enc_key_mode, v_inner_at_request) == false) {
        log("*** f_http_build_authorization_request_with_wrong_private_key: ERROR: Failed to generate AuthorizationValidationRequest ***");
        f_selfOrClientSyncAndVerdict("error", e_error);
        return;
      }
      log("f_http_build_authorization_request_with_wrong_private_key: v_inner_at_request= ", v_inner_at_request);
      
      // Secure InnerAtRequest message
      /***
          Use the wrong private key
      ***/
      if (f_extract_enc_key(vc_eaCertificate/*Insted of vc_aaCertificate/*/, v_public_enc_key, v_compressed_enc_key_mode) == false) {
        log("*** f_http_build_authorization_request_with_wrong_private_key: ERROR: Non canonical EA certificate ***");
        f_selfOrClientSyncAndVerdict("error", e_error);
      }
      if (PICS_SEC_FIXED_KEYS) { // Debug mode: Use fixed values
        v_public_enc_key := 'DD4F6B0DF57C6E3BD0E32B565CACA1D858CEB08A5C2BBAB2C23E203C6DE697FF'O;
        v_compressed_enc_key_mode := 0;
      }
      log("*** f_http_build_authorization_request_with_wrong_private_key: Public encryption key: ", v_public_enc_key);
      log("*** f_http_build_authorization_request_with_wrong_private_key: Public encryption key comp: ", v_compressed_enc_key_mode);
      p_salt := vc_aaWholeHash;
      log("*** f_http_build_authorization_request_with_wrong_private_key: p_salt: ", p_salt);
      if (PICS_PKI_AUTH_POP) {
        if(f_build_pki_secured_request_message_signed_with_pop(p_private_key, valueof(m_signerIdentifier_self), vc_aaHashedId8/*recipientId*/, v_public_enc_key, v_compressed_enc_key_mode, p_salt, bit2oct(encvalue(m_etsiTs102941Data_authorization_request(v_inner_at_request))), PX_EC_ALG_FOR_AT, p_ieee1609dot2_signed_and_encrypted_data, p_aes_sym_key, p_encrypted_sym_key, p_authentication_vector, p_nonce, p_request_hash) == false) {
          log("*** f_http_build_authorization_request_with_wrong_private_key: ERROR: Failed to generate Authorization Request ***");
          f_selfOrClientSyncAndVerdict("error", e_error);
        }
      } else { // Only encryption of EtsiTs102941Data/InnerAtRequest
        log("*** f_http_build_authorization_request_with_wrong_private_key: POP signature not applied");
        if(f_build_pki_secured_request_message_for_authorization(vc_aaHashedId8/*recipientId*/, v_public_enc_key, v_compressed_enc_key_mode, p_salt, bit2oct(encvalue(m_etsiTs102941Data_authorization_request(v_inner_at_request))), PX_EC_ALG_FOR_AT, p_ieee1609dot2_signed_and_encrypted_data, p_aes_sym_key, p_encrypted_sym_key, p_authentication_vector, p_nonce, p_request_hash) == false) {
          log("*** f_http_build_authorization_request_with_wrong_private_key: ERROR: Failed to generate Authorization Request ***");
          f_selfOrClientSyncAndVerdict("error", e_error);
        }
      }
      log("*** f_http_build_authorization_request_with_wrong_private_key: DEBUG: p_ieee1609dot2_signed_and_encrypted_data= ", p_ieee1609dot2_signed_and_encrypted_data);
      log("*** f_http_build_authorization_request_with_wrong_private_key: DEBUG: p_request_hash= ", p_request_hash);
    } // End of function f_http_build_authorization_request_with_wrong_private_key

    function f_http_build_authorization_request_with_wrong_pop(
                                                               in Certificate p_ec_certificate, // Enrolment credentials certificate
                                                               in octetstring p_ec_private_key,
                                                               out octetstring p_private_key,
                                                               out octetstring p_public_key_compressed,
                                                               out integer p_compressed_key_mode,
                                                               out octetstring p_private_enc_key,
                                                               out octetstring p_public_compressed_enc_key,
                                                               out integer p_compressed_enc_key_mode,
                                                               out Oct16 p_aes_sym_key,
                                                               out Oct16 p_encrypted_sym_key,
                                                               out Oct16 p_authentication_vector,
                                                               out Oct12 p_nonce,
                                                               out octetstring p_salt,
                                                               out Ieee1609Dot2Data p_ieee1609dot2_signed_and_encrypted_data,
                                                               out Oct32 p_request_hash
                                                               ) runs on ItsPkiHttp {
      // Local variables
      var octetstring v_public_key_x;
      var octetstring v_public_key_y;
      var octetstring v_public_enc_key_x;
      var octetstring v_public_enc_key_y;
      var octetstring v_public_enc_key;
      var integer v_compressed_enc_key_mode;
      var InnerAtRequest v_inner_at_request;
      var Ieee1609Dot2Data v_inner_at_request_data;
      var InnerAtRequest v_authorization_request;
      var bitstring v_authorization_request_msg;

      // Generate the InnerAtRequest
      if (f_generate_inner_at_request(vc_aaCertificate, vc_aaHashedId8, vc_eaCertificate, vc_eaWholeHash/*salt*/, vc_eaHashedId8, p_ec_certificate, p_ec_private_key, p_private_key, p_public_key_compressed, p_compressed_key_mode, p_private_enc_key, p_public_compressed_enc_key, p_compressed_enc_key_mode, v_inner_at_request) == false) {
        log("*** f_http_build_authorization_request_with_wrong_pop: ERROR: Failed to generate AuthorizationValidationRequest ***");
        f_selfOrClientSyncAndVerdict("error", e_error);
        return;
      }
      log("f_http_build_authorization_request_with_wrong_pop: v_inner_at_request= ", v_inner_at_request);
      
      // Secure InnerAtRequest message
      if (f_extract_enc_key(vc_aaCertificate, v_public_enc_key, v_compressed_enc_key_mode) == false) {
        log("*** f_http_build_authorization_request_with_wrong_pop: ERROR: Non canonical AA certificate ***");
        f_selfOrClientSyncAndVerdict("error", e_error);
      }
      if (PICS_SEC_FIXED_KEYS) { // Debug mode: Use fixed values
        v_public_enc_key := 'DD4F6B0DF57C6E3BD0E32B565CACA1D858CEB08A5C2BBAB2C23E203C6DE697FF'O;
        v_compressed_enc_key_mode := 0;
      }
      log("*** f_http_build_authorization_request_with_wrong_pop: Public encryption key: ", v_public_enc_key);
      log("*** f_http_build_authorization_request_with_wrong_pop: Public encryption key comp: ", v_compressed_enc_key_mode);
      p_salt := vc_aaWholeHash;
      log("*** f_http_build_authorization_request_with_wrong_pop: p_salt: ", p_salt);
      if (PICS_PKI_AUTH_POP) {
        if(f_build_pki_secured_request_message_signed_with_pop(p_ec_private_key/*Use the wrong verification private key*/, valueof(m_signerIdentifier_self), vc_aaHashedId8/*recipientId*/, v_public_enc_key, v_compressed_enc_key_mode, p_salt, bit2oct(encvalue(m_etsiTs102941Data_authorization_request(v_inner_at_request))), PX_EC_ALG_FOR_AT, p_ieee1609dot2_signed_and_encrypted_data, p_aes_sym_key, p_encrypted_sym_key, p_authentication_vector, p_nonce, p_request_hash) == false) {
          log("*** f_http_build_authorization_request_with_wrong_pop: ERROR: Failed to generate Authorization Request ***");
          f_selfOrClientSyncAndVerdict("error", e_error);
        }
      } else { // Only encryption of EtsiTs102941Data/InnerAtRequest
        log("*** f_http_build_authorization_request_with_wrong_pop: POP signature not applied");
        if(f_build_pki_secured_request_message_for_authorization(vc_aaHashedId8/*recipientId*/, v_public_enc_key, v_compressed_enc_key_mode, p_salt, bit2oct(encvalue(m_etsiTs102941Data_authorization_request(v_inner_at_request))), PX_EC_ALG_FOR_AT, p_ieee1609dot2_signed_and_encrypted_data, p_aes_sym_key, p_encrypted_sym_key, p_authentication_vector, p_nonce, p_request_hash) == false) {
          log("*** f_http_build_authorization_request_with_wrong_pop: ERROR: Failed to generate Authorization Request ***");
          f_selfOrClientSyncAndVerdict("error", e_error);
        }
      }
      log("*** f_http_build_authorization_request_with_wrong_pop: DEBUG: p_ieee1609dot2_signed_and_encrypted_data= ", p_ieee1609dot2_signed_and_encrypted_data);
      log("*** f_http_build_authorization_request_with_wrong_pop: DEBUG: p_request_hash= ", p_request_hash);
    } // End of function f_http_build_authorization_request_with_wrong_pop

    function f_http_build_authorization_request_with_wrong_hmac(
                                                                in Certificate p_ec_certificate, // Enrolment credentials certificate
                                                                in octetstring p_ec_private_key,
                                                                out octetstring p_private_key,
                                                                out octetstring p_public_key_compressed,
                                                                out integer p_compressed_key_mode,
                                                                out octetstring p_private_enc_key,
                                                                out octetstring p_public_compressed_enc_key,
                                                                out integer p_compressed_enc_key_mode,
                                                                out Oct16 p_aes_sym_key,
                                                                out Oct16 p_encrypted_sym_key,
                                                                out Oct16 p_authentication_vector,
                                                                out Oct12 p_nonce,
                                                                out octetstring p_salt,
                                                                out Ieee1609Dot2Data p_ieee1609dot2_signed_and_encrypted_data,
                                                                out Oct32 p_request_hash
                                                                ) runs on ItsPkiHttp {
      // Local variables
      var octetstring v_public_key_x;
      var octetstring v_public_key_y;
      var octetstring v_public_enc_key_x;
      var octetstring v_public_enc_key_y;
      var octetstring v_public_enc_key;
      var integer v_compressed_enc_key_mode;
      var InnerAtRequest v_inner_at_request;
      var Ieee1609Dot2Data v_inner_at_request_data;
      var InnerAtRequest v_authorization_request;
      var bitstring v_authorization_request_msg;

      // Generate the InnerAtRequest
      if (f_generate_inner_at_request_with_wrong_hmac(vc_aaCertificate, vc_aaHashedId8, vc_eaCertificate, vc_eaWholeHash/*salt*/, vc_eaHashedId8, p_ec_certificate, p_ec_private_key, p_private_key, p_public_key_compressed, p_compressed_key_mode, p_private_enc_key, p_public_compressed_enc_key, p_compressed_enc_key_mode, v_inner_at_request) == false) {
        log("*** f_http_build_authorization_request_with_wrong_hmac: ERROR: Failed to generate AuthorizationValidationRequest ***");
        f_selfOrClientSyncAndVerdict("error", e_error);
        return;
      }
      log("f_http_build_authorization_request_with_wrong_hmac: v_inner_at_request= ", v_inner_at_request);
      
      // Secure InnerAtRequest message
      if (f_extract_enc_key(vc_aaCertificate, v_public_enc_key, v_compressed_enc_key_mode) == false) {
        log("*** f_http_build_authorization_request_with_wrong_hmac: ERROR: Non canonical AA certificate ***");
        f_selfOrClientSyncAndVerdict("error", e_error);