Chilkat HOME .NET Core C# Android™ AutoIt C C# C++ Chilkat2-Python CkPython Classic ASP DataFlex Delphi ActiveX Delphi DLL Go Java Lianja Mono C# Node.js Objective-C PHP ActiveX PHP Extension Perl PowerBuilder PowerShell PureBasic Ruby SQL Server Swift 2 Swift 3,4,5... Tcl Unicode C Unicode C++ VB.NET VBScript Visual Basic 6.0 Visual FoxPro Xojo Plugin
(Unicode C) 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.
#include <C_CkCertW.h> #include <C_CkPublicKeyW.h> void ChilkatSample(void) { HCkCertW cert; BOOL success; HCkPublicKeyW pubkey; cert = CkCertW_Create(); // LoadFromFile will load virtually any certificate format file. // It will auto-recognize the format and load appropiately. success = CkCertW_LoadFromFile(cert,L"/Users/chilkat/testData/cer/chilkat.cer"); if (success != TRUE) { wprintf(L"%s\n",CkCertW_lastErrorText(cert)); CkCertW_Dispose(cert); return; } // Get the public key: pubkey = CkCertW_ExportPublicKey(cert); if (CkCertW_getLastMethodSuccess(cert) == FALSE) { wprintf(L"%s\n",CkCertW_lastErrorText(cert)); CkCertW_Dispose(cert); return; } // Save to various formats: success = CkPublicKeyW_SaveDerFile(pubkey,FALSE,L"/Users/chilkat/testData/pubkeys/chilkat_pkcs8.der"); if (success != TRUE) { wprintf(L"%s\n",CkPublicKeyW_lastErrorText(pubkey)); CkPublicKeyW_Dispose(pubkey); CkCertW_Dispose(cert); return; } success = CkPublicKeyW_SavePemFile(pubkey,FALSE,L"/Users/chilkat/testData/pubkeys/chilkat.pem"); if (success != TRUE) { wprintf(L"%s\n",CkPublicKeyW_lastErrorText(pubkey)); CkPublicKeyW_Dispose(pubkey); CkCertW_Dispose(cert); return; } success = CkPublicKeyW_SaveDerFile(pubkey,TRUE,L"/Users/chilkat/testData/pubkeys/chilkat_pkcs1.der"); if (success != TRUE) { wprintf(L"%s\n",CkPublicKeyW_lastErrorText(pubkey)); CkPublicKeyW_Dispose(pubkey); CkCertW_Dispose(cert); return; } success = CkPublicKeyW_SaveXmlFile(pubkey,L"/Users/chilkat/testData/pubkeys/chilkat.xml"); if (success != TRUE) { wprintf(L"%s\n",CkPublicKeyW_lastErrorText(pubkey)); CkPublicKeyW_Dispose(pubkey); CkCertW_Dispose(cert); return; } CkPublicKeyW_Dispose(pubkey); wprintf(L"Public key exported to all file formats.\n"); CkCertW_Dispose(cert); } |
© 2000-2024 Chilkat Software, Inc. All Rights Reserved.