ref: a5738f9f913058e63c48e77e0e01c0ceaa2f1c66
dir: /sys/src/libsec/port/rsaprivtopub.c/
#include "os.h"
#include <mp.h>
#include <libsec.h>
RSApub*
rsaprivtopub(RSApriv *priv)
{
RSApub *pub;
pub = rsapuballoc();
if(pub == nil)
return nil;
pub->n = mpcopy(priv->pub.n);
pub->ek = mpcopy(priv->pub.ek);
return pub;
}