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(PowerBuilder) Export Digital Certificate's Public KeyThe ExportPublicKey method can be called to get a certificate's public key. It can then be saved to any of a number of formats: (1) OpenSSL DER, (2) OpenSSL PEM, (3) RSA DER, (4) XML.
integer li_rc oleobject loo_Cert integer li_Success oleobject loo_Pubkey loo_Cert = create oleobject // Use "Chilkat_9_5_0.Cert" for versions of Chilkat < 10.0.0 li_rc = loo_Cert.ConnectToNewObject("Chilkat.Cert") if li_rc < 0 then destroy loo_Cert MessageBox("Error","Connecting to COM object failed") return end if // LoadFromFile will load virtually any certificate format file. // It will auto-recognize the format and load appropiately. li_Success = loo_Cert.LoadFromFile("/Users/chilkat/testData/cer/chilkat.cer") if li_Success <> 1 then Write-Debug loo_Cert.LastErrorText destroy loo_Cert return end if // Get the public key: loo_Pubkey = loo_Cert.ExportPublicKey() if loo_Cert.LastMethodSuccess = 0 then Write-Debug loo_Cert.LastErrorText destroy loo_Cert return end if // Save to various formats: li_Success = loo_Pubkey.SaveDerFile(0,"/Users/chilkat/testData/pubkeys/chilkat_pkcs8.der") if li_Success <> 1 then Write-Debug loo_Pubkey.LastErrorText destroy loo_Pubkey destroy loo_Cert return end if li_Success = loo_Pubkey.SavePemFile(0,"/Users/chilkat/testData/pubkeys/chilkat.pem") if li_Success <> 1 then Write-Debug loo_Pubkey.LastErrorText destroy loo_Pubkey destroy loo_Cert return end if li_Success = loo_Pubkey.SaveDerFile(1,"/Users/chilkat/testData/pubkeys/chilkat_pkcs1.der") if li_Success <> 1 then Write-Debug loo_Pubkey.LastErrorText destroy loo_Pubkey destroy loo_Cert return end if li_Success = loo_Pubkey.SaveXmlFile("/Users/chilkat/testData/pubkeys/chilkat.xml") if li_Success <> 1 then Write-Debug loo_Pubkey.LastErrorText destroy loo_Pubkey destroy loo_Cert return end if destroy loo_Pubkey Write-Debug "Public key exported to all file formats." destroy loo_Cert |
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