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(PureBasic) SHA256 Hash the Bytes Represented in a Hex StringDemonstrates how to compute the SHA256 hash of the bytes represented by a hexidecimal encoded string, and return the hash bytes as an hex encoded string.
IncludeFile "CkBinData.pb" IncludeFile "CkCrypt2.pb" Procedure ChilkatExample() ; This example assumes the Chilkat API to have been previously unlocked. ; See Global Unlock Sample for sample code. success.i ; We wish to compute the SHA256 hash of the bytes 0x6C 0xF8 0xEA 0x51 0xE4 0xE0 0xF5 0x99 0xCF ... src.s = "6CF8EA51E4E0F599CF03EC8D58C3DCBC9C889A77FB2816B40DE25C2EC54E98A67EA517B" bd.i = CkBinData::ckCreate() If bd.i = 0 Debug "Failed to create object." ProcedureReturn EndIf success = CkBinData::ckAppendEncoded(bd,src,"hex") ; The bd now contains the bytes 0x6C 0xF8 0xEA 0x51 0xE4 0xE0 0xF5 0x99 0xCF ... crypt.i = CkCrypt2::ckCreate() If crypt.i = 0 Debug "Failed to create object." ProcedureReturn EndIf CkCrypt2::setCkHashAlgorithm(crypt, "sha256") CkCrypt2::setCkEncodingMode(crypt, "hex") ; Hash the bytes contained in bd, and return the 32-byte SHA256 hash as a hexidecimal encoded string. result.s = CkCrypt2::ckHashBdENC(crypt,bd) Debug result CkBinData::ckDispose(bd) CkCrypt2::ckDispose(crypt) ProcedureReturn EndProcedure |
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