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(Unicode C++) Load RSA Public Key from Hex Modulus and ExponentLoad an RSA public key from a hex modulus and exponent.
#include <CkBinDataW.h> #include <CkXmlW.h> #include <CkPublicKeyW.h> void ChilkatSample(void) { bool success; // Load a 128-byte (1024-bit) modulus + exponent into a Chilkat public key object.. const wchar_t *modulus = L"BF5F4AF9A018B5F324A0C10448C0D3248D9BE78967FDC551A27876AC5789ADCBA8245D3D942AE3799563D895DA801E765D225A54FA15DAB2C4731DD817DCF94A9AD62197074C2349442093A206234BF3747F0E88AA6F538355684CC1FB26FCE029C9050A1DAF9F507C2BABF6EFC9FB16320C8036721BE0279FBB76122C41E429"; const wchar_t *exponent = L"00000003"; // We'll need to re-encode from hex to base64.. CkBinDataW bdModulus; bdModulus.AppendEncoded(modulus,L"hex"); CkBinDataW bdExponent; bdExponent.AppendEncoded(exponent,L"hex"); CkXmlW xml; xml.put_Tag(L"RsaKeyValue"); xml.NewChild2(L"Modulus",bdModulus.getEncoded(L"base64")); xml.NewChild2(L"Exponent",bdExponent.getEncoded(L"base64")); // Now load into the pubkey object.. CkPublicKeyW pubkey; success = pubkey.LoadFromString(xml.getXml()); if (success == false) { wprintf(L"%s\n",pubkey.lastErrorText()); return; } wprintf(L"Success.\n"); } |
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