src/RsaCrt.h

   1 #ifndef RSACRT_H
   2 #define RSACRT_H
   3
   4 #include <utility>
   5
   6 #include <gmpxx.h>
   7
   8 #include "Rsa.h"
   9
  10 class RsaCrt
  11 {
  12 public:
  13    struct KeyPriv {
  14       mpz_class n; // Modulus.
  15       uint e; // Exponent.
  16
  17       mpz_class p;
  18       mpz_class q;
  19       mpz_class dp;
  20       mpz_class dq;
  21       mpz_class qInv;
  22       mpz_class d;
  23    };
  24
  25    static std::pair<Rsa::KeyPub, KeyPriv> generateRSAKeys(uint exponent, uint keySizeBits);
  26
  27    /**
  28     * m must not be greater or equal than kPriv.n.
  29     */
  30    static mpz_class sign(const mpz_class& m, const KeyPriv& kPriv);
  31 };
  32
  33 #endif