(Delphi ActiveX) Duplicate OpenSSL smime Command

Demonstrates how to duplicate an OpenSSL smime command to sign a text file using cert + key.

Chilkat for Delphi Downloads Chilkat ActiveX DLL for Delphi Chilkat non-ActiveX DLL for Delphi * The examples here use the ActiveX DLL.

uses
    Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
    Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, Chilkat_TLB;

...

procedure TForm1.Button1Click(Sender: TObject);
var
certPath: WideString;
privateKeyPath: WideString;
password: WideString;
dataFile: WideString;
cert: TChilkatCert;
success: Integer;
privKey: TPrivateKey;
bd: TChilkatBinData;
crypt: TChilkatCrypt2;
sbPem: TChilkatStringBuilder;

begin
// 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 := TChilkatCert.Create(Self);
success := cert.LoadFromFile(certPath);
if (success <> 1) then
  begin
    Memo1.Lines.Add(cert.LastErrorText);
    Exit;
  end;

privKey := TPrivateKey.Create(Self);
success := privKey.LoadEncryptedPemFile(privateKeyPath,password);
if (success <> 1) then
  begin
    Memo1.Lines.Add(privKey.LastErrorText);
    Exit;
  end;

bd := TChilkatBinData.Create(Self);
success := bd.LoadFile(dataFile);
if (success <> 1) then
  begin
    Memo1.Lines.Add('Failed to load ' + dataFile);
    Exit;
  end;

crypt := TChilkatCrypt2.Create(Self);
success := crypt.SetSigningCert2(cert.ControlInterface,privKey.ControlInterface);
if (success <> 1) then
  begin
    Memo1.Lines.Add(crypt.LastErrorText);
    Exit;
  end;

success := crypt.OpaqueSignBd(bd.ControlInterface);
if (success <> 1) then
  begin
    Memo1.Lines.Add(crypt.LastErrorText);
    Exit;
  end;

sbPem := TChilkatStringBuilder.Create(Self);
sbPem.AppendLine('-----BEGIN PKCS7-----',1);
sbPem.Append(bd.GetEncoded('base64_mime'));
sbPem.AppendLine('-----END PKCS7-----',1);
sbPem.WriteFile('helloWorldSigned.pem','utf-8',0);

Memo1.Lines.Add(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-----
// 
// 
end;