static int client2(int argc, char **argv) { struct ntor_ntru_handshake_state_t state; uint8_t msg[NTOR_NTRU_REPLY_LEN]; int keybytes; uint8_t *keys; char *hexkeys; int result = 0; N_ARGS(5); BASE16(2, (&state), sizeof(state)); BASE16(3, msg, sizeof(msg)); INT(4, keybytes); keys = tor_malloc(keybytes); hexkeys = tor_malloc(keybytes*2+1); if (onion_skin_ntor_ntru_client_handshake(&state, msg, keys, keybytes)<0) { fprintf(stderr, "handshake failed"); result = 2; goto done; } base16_encode(hexkeys, keybytes*2+1, (const char*)keys, keybytes); printf("%s\n", hexkeys); done: tor_free(keys); tor_free(hexkeys); return result; }
static int client1(int argc, char **argv) { /* client1 nodeID B -> msg state */ curve25519_public_key_t B; uint8_t node_id[DIGEST_LEN]; ntor_ntru_handshake_state_t *state = NULL; uint8_t msg[NTOR_NTRU_ONIONSKIN_LEN]; char buf[4096]; N_ARGS(4); BASE16(2, node_id, DIGEST_LEN); BASE16(3, B.public_key, CURVE25519_PUBKEY_LEN); if (onion_skin_ntor_ntru_create(node_id, &B, &state, msg)<0) { fprintf(stderr, "handshake failed"); return 2; } base16_encode(buf, sizeof(buf), (const char*)msg, sizeof(msg)); printf("%s\n", buf); base16_encode(buf, sizeof(buf), (void*)state, sizeof(*state)); printf("%s\n", buf); ntor_ntru_handshake_state_free(state); return 0; }
static int server1(int argc, char **argv) { uint8_t msg_in[NTOR_ONIONSKIN_LEN]; curve25519_keypair_t kp; di_digest256_map_t *keymap=NULL; uint8_t node_id[DIGEST_LEN]; int keybytes; uint8_t msg_out[NTOR_REPLY_LEN]; uint8_t *keys = NULL; char *hexkeys = NULL; int result = 0; char buf[256]; /* server1: b nodeID msg N -> msg keys */ N_ARGS(6); BASE16(2, kp.seckey.secret_key, CURVE25519_SECKEY_LEN); BASE16(3, node_id, DIGEST_LEN); BASE16(4, msg_in, NTOR_ONIONSKIN_LEN); INT(5, keybytes); curve25519_public_key_generate(&kp.pubkey, &kp.seckey); dimap_add_entry(&keymap, kp.pubkey.public_key, &kp); keys = tor_malloc(keybytes); hexkeys = tor_malloc(keybytes*2+1); if (onion_skin_ntor_server_handshake( msg_in, keymap, NULL, node_id, msg_out, keys, (size_t)keybytes)<0) { fprintf(stderr, "handshake failed"); result = 2; goto done; } base16_encode(buf, sizeof(buf), (const char*)msg_out, sizeof(msg_out)); printf("%s\n", buf); base16_encode(hexkeys, keybytes*2+1, (const char*)keys, keybytes); printf("%s\n", hexkeys); done: tor_free(keys); tor_free(hexkeys); dimap_free(keymap, NULL); return result; }