1 DSApriv*getdsakey(int argc, char **argv, int needprivate, Attr **pa);
2 RSApriv*getkey(int argc, char **argv, int needprivate, Attr **pa);
3 uchar* put4(uchar *p, uint n);
4 uchar* putmp2(uchar *p, mpint *b);
5 uchar* putn(uchar *p, void *v, uint n);
6 uchar* putstr(uchar *p, char *s);
7