core: ltc: ecc_populate_ltc_private_key(): copy public part
A private key alone is not always useful; the public part of the
key is often needed. Adjust ecc_populate_ltc_private_key() accordingly.
Signed-off-by: Jerome Forissier <jerome@forissier.org>
Acked-by: Jens Wiklander <jens.wiklander@linaro.org>
diff --git a/core/lib/libtomcrypt/ecc.c b/core/lib/libtomcrypt/ecc.c
index 92d773a..57632d2 100644
--- a/core/lib/libtomcrypt/ecc.c
+++ b/core/lib/libtomcrypt/ecc.c
@@ -231,6 +231,9 @@
ltc_key->type = PK_PRIVATE;
mp_copy(key->d, ltc_key->k);
+ mp_copy(key->x, ltc_key->pubkey.x);
+ mp_copy(key->y, ltc_key->pubkey.y);
+ mp_set_int(ltc_key->pubkey.z, 1);
return TEE_SUCCESS;
}
