Pascal (Lazarus/Delphi)

Duplicate OpenSSL smime Command

See more OpenSSL Examples

Demonstrates how to duplicate an OpenSSL smime command to sign a text file using cert + key. Pascal (Lazarus/Delphi)

program ChilkatDemo;

// Demonstrates using the Chilkat Pascal wrapper via the C bridge DLL.
// Builds as a console application under Lazarus (FPC) or Delphi.

{$IFDEF FPC}
  {$MODE DELPHI}
{$ENDIF}
{$APPTYPE CONSOLE}

uses
  {$IFDEF UNIX}
  cthreads,
  {$ENDIF}
  SysUtils,
  CkDllLoader,
  Chilkat.BinData,
  Chilkat.PrivateKey,
  Chilkat.Cert,
  Chilkat.StringBuilder,
  Chilkat.Crypt2;

// ---------------------------------------------------------------------------

procedure RunDemo;
var
  success: Boolean;
  certPath: string;
  privateKeyPath: string;
  password: string;
  dataFile: string;
  cert: TCert;
  privKey: TPrivateKey;
  bd: TBinData;
  crypt: TCrypt2;
  sbPem: TStringBuilder;

begin
  success := False;

  //  This requires the Chilkat API to have been previously unlocked.
  //  See Global Unlock Sample for sample code.

  //  This example duplicates the following OpenSSL command:
  //  
  //  smime -sign -in helloWorld.txt -signer cert.pem -inkey my.key -passin pass:test1234 -outform PEM -out helloWorldSigned.pem

  certPath := 'qa_data/cert.pem';
  privateKeyPath := 'qa_data/my.key';
  password := 'test1234';
  dataFile := 'qa_data/helloWorld.txt';

  cert := TCert.Create;
  success := cert.LoadFromFile(certPath);
  if (success <> True) then
    begin
      WriteLn(cert.LastErrorText);
      Exit;
    end;

  privKey := TPrivateKey.Create;
  success := privKey.LoadEncryptedPemFile(privateKeyPath,password);
  if (success <> True) then
    begin
      WriteLn(privKey.LastErrorText);
      Exit;
    end;

  bd := TBinData.Create;
  success := bd.LoadFile(dataFile);
  if (success <> True) then
    begin
      WriteLn('Failed to load ' + dataFile);
      Exit;
    end;

  crypt := TCrypt2.Create;
  success := crypt.SetSigningCert2(cert,privKey);
  if (success <> True) then
    begin
      WriteLn(crypt.LastErrorText);
      Exit;
    end;

  success := crypt.OpaqueSignBd(bd);
  if (success <> True) then
    begin
      WriteLn(crypt.LastErrorText);
      Exit;
    end;

  sbPem := TStringBuilder.Create;
  sbPem.AppendLine('-----BEGIN PKCS7-----',True);
  sbPem.Append(bd.GetEncoded('base64_mime'));
  sbPem.AppendLine('-----END PKCS7-----',True);
  sbPem.WriteFile('helloWorldSigned.pem','utf-8',False);

  WriteLn(sbPem.GetAsString());

  //  Sample output:

  //  -----BEGIN PKCS7-----
  //  MIINxAYJKoZIhvcNAQcCoIINtTCCDbECAQExCzAJBgUrDgMCGgUAMBoGCSqGSIb3DQEHAaANBAtI
  //  ZWxsbyBXb3JsZKCCC0owggYQMIID+KADAgECAhBNlCwQ1DvglAnFgS06KwZPMA0GCSqGSIb3DQEB
  //  DAUAMIGIMQswCQYDVQQGEwJVUzETMBEGA1UECBMKTmV3IEplcnNleTEUMBIGA1UEBxMLSmVyc2V5
  //  IENpdHkxHjAcBgNVBAoTFVRoZSBVU0VSVFJVU1QgTmV0d29yazEuMCwGA1UEAxMlVVNFUlRydXN0
  //  IFJTQSBDZXJ0aWZpY2F0aW9uIEF1dGhvcml0eTAeFw0xODExMDIwMDAwMDBaFw0zMDEyMzEyMzU5
  //  NTlaMIGWMQswCQYDVQQGEwJHQjEbMBkGA1UECBMSR3JlYXRlciBNYW5jaGVzdGVyMRAwDgYDVQQH
  //  EwdTYWxmb3JkMRgwFgYDVQQKEw9TZWN0aWdvIExpbWl0ZWQxPjA8BgNVBAMTNVNlY3RpZ28gUlNB
  //  IENsaWVudCBBdXRoZW50aWNhdGlvbiBhbmQgU2VjdXJlIEVtYWlsIENBMIIBIjANBgkqhkiG9w0B
  //  AQEFAAOCAQ8AMIIBCgKCAQEAyjztlApB/975Rrno1jvm2pK/KxBOqhq8gr2+JhwpKirSzZxQgT9t
  //  lC7zl6hn1fXjSo5MqXUfItMltrMaXqcESJuK8dtK56NCSrq4iDKaKq9NxOXFmqXX2zN8HHGjQ2b2
  //  Xv0v1L5Nk1MQPKA19xeWQcpGEGFUUd0kN+oHox+L9aV1rjfNiCj3bJk6kJaOPabPi2503nn/ITX5
  //  e8WfPnGw4VuZ79Khj1YBrf24k5Ee1sLTHsLtpiK9OjG4iQRBdq6Z/TlVx/hGAez5h36bBJMxqdHL
  //  pdwIUkTqT8se3ed0PewDch/8kHPo5fZl5u1B0ecpq/sDN/5sCG52Ds+QU5O5EwIDAQABo4IBZDCC
  //  AWAwHwYDVR0jBBgwFoAUU3m/WqorSs9UgOHYm8Cd8rIDZsswHQYDVR0OBBYEFAnA8vwL2pTbX/4r
  //  36iZQs/J4K0AMA4GA1UdDwEB/wQEAwIBhjASBgNVHRMBAf8ECDAGAQH/AgEAMB0GA1UdJQQWMBQG
  //  CCsGAQUFBwMCBggrBgEFBQcDBDARBgNVHSAECjAIMAYGBFUdIAAwUAYDVR0fBEkwRzBFoEOgQYY/
  //  aHR0cDovL2NybC51c2VydHJ1c3QuY29tL1VTRVJUcnVzdFJTQUNlcnRpZmljYXRpb25BdXRob3Jp
  //  dHkuY3JsMHYGCCsGAQUFBwEBBGowaDA/BggrBgEFBQcwAoYzaHR0cDovL2NydC51c2VydHJ1c3Qu
  //  Y29tL1VTRVJUcnVzdFJTQUFkZFRydXN0Q0EuY3J0MCUGCCsGAQUFBzABhhlodHRwOi8vb2NzcC51
  //  c2VydHJ1c3QuY29tMA0GCSqGSIb3DQEBDAUAA4ICAQBBRHUAqznCFfXejpVtMnFojADdF9d6HBA4
  //  kMjjsb0XMZHztuOCtKF+xswhh2GqkW5JQrM8zVlU+A2VP72Ky2nlRA1GwmIPgou74TZ/XTarHG8z
  //  dMSgaDrkVYzz1g3nIVO9IHk96VwsacIvBF8JfqIs+8aWH2PfSUrNxP6Ys7U0sZYx4rXD6+cqFq/Z
  //  W5BUfClN/rhk2ddQXyn7kkmka2RQb9d90nmNHdgKrwfQ49mQ2hWQNDkJJIXwKjYA6VUR/fZUFeCU
  //  isdDe/0ABLTI+jheXUV1eoYV7lNwNBKpeHdNuO6Aacb533JlfeUHxvBz9OfYWUiXu09sMAviM11Q
  //  0DuMZ5760CdO2VnpsXP4KxaYIhvqPqUMWqRdWyn7crItNkZeroXaecG03i3mM7dkiPaCkgocBg0E
  //  BYsbZDZ8bsG3a08LwEsL1Ygz3SBsyECa0waq4hOf/Z85F2w2ZpXfP+w8q4ifwO90SGZZV+HR/Jh6
  //  rEaVPDRF/CEGVqR1hiuQOZ1YL5ezMTX0ZSLwrymUE0pwi/KDaiYB15uswgeIAcA6JzPFf9pLkAFF
  //  Ws1QNyN++niFhsM47qodx/PL+5jR87myx5uYdBEQkkDc+lKB1Wct6ucXqm2EmsaQ0M95QjTmy+rD
  //  WjkDYdw3Ms6mSWE3Bn7i5ZgtwCLXgAIe5W8mybM2JzCCBTIwggQaoAMCAQICEQDwUrMy4rq9PIFH
  //  eb0WvDbOMA0GCSqGSIb3DQEBCwUAMIGWMQswCQYDVQQGEwJHQjEbMBkGA1UECBMSR3JlYXRlciBN
  //  YW5jaGVzdGVyMRAwDgYDVQQHEwdTYWxmb3JkMRgwFgYDVQQKEw9TZWN0aWdvIExpbWl0ZWQxPjA8
  //  BgNVBAMTNVNlY3RpZ28gUlNBIENsaWVudCBBdXRoZW50aWNhdGlvbiBhbmQgU2VjdXJlIEVtYWls
  //  IENBMB4XDTE5MDMyMjAwMDAwMFoXDTIwMDMyMTIzNTk1OVowKDEmMCQGCSqGSIb3DQEJARYXc3Vw
  //  cG9ydEBjaGlsa2F0c29mdC5jb20wggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQC3Y+NL
  //  mfKmb5tkrlU8z0B4Nfbe09jivGC9+OLz9Hhvcn1xmHkEtunHFC2xZOOuTIbucKrJdlGmlSsztHdo
  //  Uq6btS/7e3j0gk3OJ8P+VhL638rbgE7BFjwuDKkYhSsItwNJdoi3omA4kfnfITqp/GDU3618miIU
  //  YFGdkZ0yhIofQoyzFEqdszG35d5rxNuSaw6pQG/NX2vtvLFuJ3zebvvZqs9JAIfDaVJ2OPfsyiCs
  //  OWsvvC6Mv7ZuLnKi5ZbBJQEhxGI1t9fgOjResLbQXegKJdsh5z9BuocVmOHyYlj16aQHI3PpNY46
  //  5WB0rrxTiFrjrj8KScNM/Yf0UISmb86ZAgMBAAGjggHmMIIB4jAfBgNVHSMEGDAWgBQJwPL8C9qU
  //  21/+K9+omULPyeCtADAdBgNVHQ4EFgQUp6kiYgCk7i8Fy9TkPf9yudOdRW4wDgYDVR0PAQH/BAQD
  //  AgWgMAwGA1UdEwEB/wQCMAAwIAYDVR0lBBkwFwYIKwYBBQUHAwQGCysGAQQBsjEBAwUCMBEGCWCG
  //  SAGG+EIBAQQEAwIFIDBABgNVHSAEOTA3MDUGDCsGAQQBsjEBAgEBATAlMCMGCCsGAQUFBwIBFhdo
  //  dHRwczovL3NlY3RpZ28uY29tL0NQUzBaBgNVHR8EUzBRME+gTaBLhklodHRwOi8vY3JsLnNlY3Rp
  //  Z28uY29tL1NlY3RpZ29SU0FDbGllbnRBdXRoZW50aWNhdGlvbmFuZFNlY3VyZUVtYWlsQ0EuY3Js
  //  MIGKBggrBgEFBQcBAQR+MHwwVQYIKwYBBQUHMAKGSWh0dHA6Ly9jcnQuc2VjdGlnby5jb20vU2Vj
  //  dGlnb1JTQUNsaWVudEF1dGhlbnRpY2F0aW9uYW5kU2VjdXJlRW1haWxDQS5jcnQwIwYIKwYBBQUH
  //  MAGGF2h0dHA6Ly9vY3NwLnNlY3RpZ28uY29tMCIGA1UdEQQbMBmBF3N1cHBvcnRAY2hpbGthdHNv
  //  ZnQuY29tMA0GCSqGSIb3DQEBCwUAA4IBAQDHuPFffssUPGEnKOWPgBhABEzFKSWq8plEyPXraFdY
  //  l4LBMm4uIpkUXsKdHyAu7m66CsNQR8RYN0xITVlyKVCaCu/bv1vLiPIEX6SF26HkQRlj4J4Amu7r
  //  RcrNGhgQ/ofgihEwiVBIze3uvi5zY+QZwmRFikdHrUhWx3qQYG9sW42U0eN+CULbz4QHt3+4xRCq
  //  YHbfazG4pK2ukI7xKI1sjxs5237fmdYhqUkH0S+0I708zv10/jLN6Ev8r6Q0ItwRh4gt5dTC8qPK
  //  EmGQs/8v1etTdHzRwWUofOyzgkykGg4MdvFkC8hJ4Hinhpg3Y1vdjX6f3pZPsipKwB+MdYSIMYIC
  //  MzCCAi8CAQEwgawwgZYxCzAJBgNVBAYTAkdCMRswGQYDVQQIExJHcmVhdGVyIE1hbmNoZXN0ZXIx
  //  EDAOBgNVBAcTB1NhbGZvcmQxGDAWBgNVBAoTD1NlY3RpZ28gTGltaXRlZDE+MDwGA1UEAxM1U2Vj
  //  dGlnbyBSU0EgQ2xpZW50IEF1dGhlbnRpY2F0aW9uIGFuZCBTZWN1cmUgRW1haWwgQ0ECEQDwUrMy
  //  4rq9PIFHeb0WvDbOMAkGBSsOAwIaBQCgXTAYBgkqhkiG9w0BCQMxCwYJKoZIhvcNAQcBMBwGCSqG
  //  SIb3DQEJBTEPFw0xOTA0MDIyMjM2MjRaMCMGCSqGSIb3DQEJBDEWBBQKTVWo13jlAi+rcBl3xdhA
  //  u8SG0DANBgkqhkiG9w0BAQEFAASCAQAWaz5itTD7L3YUWuRS5nBzJKv6RUe84muwLICW+U5HEEd7
  //  aSNXCivMzsIYGN3VpBAfIGbRywDZ8SLFkmR3ernA4y0ki5SUNxfe6s3fsqPVIO56JEEF0/OZ54KU
  //  6o/Tn2Qw8mYyYW5n2O690DGqtN/mZjI5vyRM8fG6KDrlnMplACF4St6XZx9Od/Znq039IPzgukJI
  //  rCIm9n0LFEdSYlajjS/d5GsIKWmy5ktrsXk5Ym6+Um95FBDuwrZyW1qYo+cLAWSBSf9poMUxwQNY
  //  EAA1iZqJjnlwsgMgM44h9voAW+wDMfcGFUwGDTxaLday6vqxHobR3MwjsBI8qjRbb28G
  //  -----END PKCS7-----
  //  
  //  


  cert.Free;
  privKey.Free;
  bd.Free;
  crypt.Free;
  sbPem.Free;

end;

// ---------------------------------------------------------------------------

begin

  try
    RunDemo;
  except
    on E: Exception do
      WriteLn('Unhandled exception: ', E.ClassName, ': ', E.Message);
  end;

  WriteLn;
  {$IFDEF MSWINDOWS}
  WriteLn('Press Enter to exit...');
  ReadLn;
  {$ENDIF}
end.