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) Determine if a Zip is Encrypted or Password-ProtectedDetermines whether or not a zip archive is AES encrypted or password-protected.
#include <C_CkZipW.h> void ChilkatSample(void) { HCkZipW zip; BOOL success; BOOL bPwdProt; int encValue; // This example requires the Chilkat API to have been previously unlocked. // See Global Unlock Sample for sample code. zip = CkZipW_Create(); // An encrypted or password-protected zip can be opened // without specifying the password. However, the contents // of the files cannot be unzipped without providing the correct // password. success = CkZipW_OpenZip(zip,L"something.zip"); if (success != TRUE) { wprintf(L"%s\n",CkZipW_lastErrorText(zip)); CkZipW_Dispose(zip); return; } // If the zip is password-protected, meaning that it uses // the old (insecure) Zip 2.0 encryption, then the // PasswordProtect property will be TRUE bPwdProt = CkZipW_getPasswordProtect(zip); if (bPwdProt) { wprintf(L"This zip is password-protected.\n"); } // If the zip is AES encrypted (WinZip compatible) then // the Encryption property will be equal to 4. encValue = CkZipW_getEncryption(zip); if (encValue == 4) { wprintf(L"This zip is AES encrypted.\n"); } // If the Encryption property = 0, then the zip is NOT // strong encrypted, and is either password-protected or // entirely unencrypted, depending on the value of the // PasswordProtect property. CkZipW_CloseZip(zip); CkZipW_Dispose(zip); } |
© 2000-2024 Chilkat Software, Inc. All Rights Reserved.