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(Unicode C++) Calculate MD5 Hash of File (or SHA1, SHA256, and other hash algorithms)Demonstrates how to calculate a hash for a file's contents.
#include <CkCrypt2W.h> void ChilkatSample(void) { // This example assumes the Chilkat API to have been previously unlocked. // See Global Unlock Sample for sample code. CkCrypt2W crypt; // Set the name of the hash algorithm. // Other choices include "sha1", "sha256", "sha384", "sha512", "md2", "md5", and "haval". crypt.put_HashAlgorithm(L"md5"); // EncodingMode specifies the encoding of the hash output. // It may be "hex", "url", "base64", or "quoted-printable". crypt.put_EncodingMode(L"hex"); // Files of any type may be hashed -- it doesn't matter // if the file is binary or text... const wchar_t *hashStr = 0; hashStr = crypt.hashFileENC(L"/temp/something.dat"); if (crypt.get_LastMethodSuccess() != true) { wprintf(L"%s\n",crypt.lastErrorText()); return; } wprintf(L"%s\n",hashStr); } |
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