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(Unicode C) X509Certificate GetCertHash SHA256See more Certificates ExamplesShows how to get the SHA256 hash of a certificate.
#include <C_CkCertW.h> #include <C_CkBinDataW.h> void ChilkatSample(void) { HCkCertW cert; BOOL success; HCkBinDataW bdDer; const wchar_t *certHash; cert = CkCertW_Create(); // Load a certificate object with a certificate. // The certificate object could have come from any source, // or perhaps was obtained from another Chilkat function. // The source does not matter. What matters is that we have // a cert object loaded with the certificate.. success = CkCertW_LoadFromFile(cert,L"qa_data/certs/cert_test123.cer"); if (success != TRUE) { wprintf(L"%s\n",CkCertW_lastErrorText(cert)); CkCertW_Dispose(cert); return; } // Get the binary DER of the certificae, and compute the SHA256 hash: bdDer = CkBinDataW_Create(); CkCertW_ExportCertDerBd(cert,bdDer); // Get the base64 representation of the SHA256 hash. certHash = CkBinDataW_getHash(bdDer,L"sha256",L"base64"); wprintf(L"Certificate hash in base64 = %s\n",certHash); CkCertW_Dispose(cert); CkBinDataW_Dispose(bdDer); } |
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