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Jet shar:ed curve25519 shared secret arm

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This commit is contained in:
Raymond Pasco 2016-05-24 12:00:35 -04:00
parent e8ab61be7f
commit 4a9d61607f
4 changed files with 53 additions and 1 deletions
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3
Makefile
View File

@ -268,7 +268,8 @@ J_E_OFILES=\
J_E_OFILES_ED=\
jets/e/ed_puck.o \
jets/e/ed_sign.o \
jets/e/ed_veri.o
jets/e/ed_veri.o \
jets/e/ed_shar.o
J_F_OFILES=\
jets/f/al.o \

1
include/jets/w.h
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@ -132,6 +132,7 @@
u3_noun u3wee_puck(u3_noun);
u3_noun u3wee_sign(u3_noun);
u3_noun u3wee_veri(u3_noun);
u3_noun u3wee_shar(u3_noun);
u3_noun u3we_bend_fun(u3_noun);
u3_noun u3we_cold_fun(u3_noun);

47
jets/e/ed_shar.c Normal file
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@ -0,0 +1,47 @@
/* j/5/shar.c
**
*/
#include "all.h"
#include <ed25519.h>
u3_noun
u3qee_shar(u3_atom pub, u3_atom sek)
{
c3_y pub_y[32], sek_y[32], self_y[32], exp_y[64], shr_y[32];
c3_w met_pub_w, met_sek_w;
met_pub_w = u3r_met(3, pub);
met_sek_w = u3r_met(3, sek);
if ( (met_pub_w > 32) || (met_sek_w > 32) ) {
return u3m_bail(c3__exit);
}
u3r_bytes(0, 32, pub_y, pub);
u3r_bytes(0, 32, sek_y, sek);
memset(self_y, 0, 32);
memset(exp_y, 0, 64);
memset(shr_y, 0, 32);
ed25519_create_keypair(self_y, exp_y, sek_y);
ed25519_key_exchange(shr_y, pub_y, exp_y);
return u3i_bytes(32, shr_y);
}
u3_noun
u3wee_shar(u3_noun cor)
{
u3_noun pub, sek;
if ( (c3n == u3r_mean(cor, u3x_sam_2, &pub, u3x_sam_3, &sek, 0)) ||
(c3n == u3ud(pub)) ||
(c3n == u3ud(sek)) )
{
return u3m_bail(c3__exit);
} else {
return u3qee_shar(pub, sek);
}
}

3
jets/tree.c
View File

@ -300,10 +300,13 @@ static u3j_core _mood__hoon__rq_d[] =
static u3j_harm _mood__hoon__coed__ed_puck_a[] = {{".2", u3wee_puck}, {}};
static u3j_harm _mood__hoon__coed__ed_sign_a[] = {{".2", u3wee_sign}, {}};
static u3j_harm _mood__hoon__coed__ed_veri_a[] = {{".2", u3wee_veri}, {}};
static u3j_harm _mood__hoon__coed__ed_shar_a[] = {{".2", u3wee_shar}, {}};
static u3j_core _mood__hoon__coed__ed_d[] =
{ { "sign", _mood__hoon__coed__ed_sign_a },
{ "puck", _mood__hoon__coed__ed_puck_a },
{ "veri", _mood__hoon__coed__ed_veri_a },
{ "shar", _mood__hoon__coed__ed_shar_a },
{}
};
static u3j_core _mood__hoon__coed_d[] =