#include "os.h" #include #include void main(void) { EGpriv *sk; mpint *m, *gamma, *delta, *in, *out; int plen, shift; fmtinstall('B', mpconv); sk = egprivalloc(); sk->pub.p = uitomp(2357, nil); sk->pub.alpha = uitomp(2, nil); sk->pub.key = uitomp(1185, nil); sk->secret = uitomp(1751, nil); m = uitomp(2035, nil); plen = mpsignif(sk->pub.p)+1; shift = ((plen+Dbits-1)/Dbits)*Dbits; gamma = uitomp(1430, nil); delta = uitomp(697, nil); out = mpnew(0); in = mpnew(0); mpleft(gamma, shift, in); mpadd(delta, in, in); egdecrypt(sk, in, out); if(mpcmp(m, out) != 0) print("decrypt failed to recover message\n"); }