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(Unicode C) Unzip Encrypted Text into a String VariableDemonstrates how to open an encrypted .zip archive and unzip a text file directly into a string variable.
#include <C_CkZipW.h> #include <C_CkZipEntryW.h> void ChilkatSample(void) { HCkZipW zip; BOOL success; HCkZipEntryW entry; int lineEndingBehavior; const wchar_t *srcCharset; const wchar_t *strCsv; // This example requires the Chilkat API to have been previously unlocked. // See Global Unlock Sample for sample code. zip = CkZipW_Create(); // Set the password required for decrypting. CkZipW_putDecryptPassword(zip,L"myPassword"); success = CkZipW_OpenZip(zip,L"encrypted.zip"); if (success != TRUE) { wprintf(L"%s\n",CkZipW_lastErrorText(zip)); CkZipW_Dispose(zip); return; } // Locate the file within the Zip to be unzipped into a string variable: entry = CkZipW_FirstMatchingEntry(zip,L"*.csv"); if (CkZipW_getLastMethodSuccess(zip) == FALSE) { wprintf(L"No matching entry found.\n"); CkZipW_Dispose(zip); return; } // lineEndingBehavior: // 0 = leave unchanged. // 1 = convert all to bare LF's // 2 = convert all to CRLF's lineEndingBehavior = 0; srcCharset = L"utf-8"; strCsv = CkZipEntryW_unzipToString(entry,lineEndingBehavior,srcCharset); wprintf(L"%s\n",strCsv); CkZipEntryW_Dispose(entry); CkZipW_Dispose(zip); } |
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