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ecdh works against OpenSSH

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--HG--
branch : ecc
This commit is contained in:
Matt Johnston
2013-04-08 23:12:20 +08:00
parent c797c1750c
commit 48c83aa9d0
2 changed files with 8 additions and 24 deletions
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22
ecc.c
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@@ -181,17 +181,6 @@ mp_int * dropbear_ecc_shared_secret(ecc_key *public_key, ecc_key *private_key)
goto done;
}
#if 0
// XXX - possibly not neccessary tests?
if (ltc_ecc_is_valid_idx(private_key->idx) == 0 || ltc_ecc_is_valid_idx(public_key->idx) == 0) {
goto done;
}
if (XSTRCMP(private_key->dp->name, public_key->dp->name) != 0) {
goto done;
}
#endif
/* make new point */
result = ltc_ecc_new_point();
if (result == NULL) {
@@ -211,20 +200,23 @@ mp_int * dropbear_ecc_shared_secret(ecc_key *public_key, ecc_key *private_key)
err = DROPBEAR_SUCCESS;
done:
if (err == DROPBEAR_SUCCESS) {
shared_secret = prime;
prime = NULL;
shared_secret = m_malloc(sizeof(*shared_secret));
m_mp_init(shared_secret);
mp_copy(result->x, shared_secret);
}
if (prime) {
mp_clear(prime);
m_free(prime);
}
ltc_ecc_del_point(result);
if (result)
{
ltc_ecc_del_point(result);
}
if (err == DROPBEAR_FAILURE) {
dropbear_exit("ECC error");
}
return shared_secret;
}