shrub/jets/e/ed_sign.c
2015-08-28 09:14:14 -05:00

52 lines
927 B
C

/* gen164/5/ed_sign.c
**
*/
#include "all.h"
#include <ed25519.h>
/* functions
*/
static u3_noun
_cqee_sign(u3_noun a,
u3_noun b)
{
c3_y sig_y[64];
c3_y sed_y[32];
c3_y pub_y[64];
c3_y sec_y[64];
c3_w mesm_w = u3r_met(3, a);
c3_w mess_w = u3r_met(3, b);
c3_y* mes_y = 0;
memset(sig_y, 0, 64);
memset(sed_y, 0, 32);
memset(pub_y, 0, 64);
memset(sec_y, 0, 64);
mes_y = malloc(mesm_w);
u3r_bytes(0, mesm_w, mes_y, a);
u3r_bytes(0, mess_w, sed_y, b);
ed25519_create_keypair(pub_y, sec_y, sed_y);
ed25519_sign(sig_y, mes_y, mesm_w, pub_y, sec_y);
free(mes_y);
return u3i_bytes(64, sig_y);
}
u3_noun
u3wee_sign(u3_noun cor)
{
u3_noun a, b;
if ( c3n == u3r_mean(cor,
u3x_sam_2, &a, u3x_sam_3, &b, 0) ) {
return u3m_bail(c3__fail);
} else {
return _cqee_sign(a, b);
}
}