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Move to ecp_keypair instead of ecdsa.

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Signed-off-by: Pol Henarejos <pol.henarejos@cttc.es>
This commit is contained in:
Pol Henarejos
2023-08-22 17:20:56 +02:00
parent 5df4e62f81
commit 5bdba8e1e8
1 changed files with 5 additions and 5 deletions
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10
src/hsm/cmd_key_unwrap.c
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@@ -58,22 +58,22 @@ int cmd_key_unwrap() {
prkd_len = asn1_build_prkd_ecc(NULL, 0, NULL, 0, key_size * 8, prkd_buf, sizeof(prkd_buf)); prkd_len = asn1_build_prkd_ecc(NULL, 0, NULL, 0, key_size * 8, prkd_buf, sizeof(prkd_buf));
} }
else if (key_type & HSM_KEY_EC) { else if (key_type & HSM_KEY_EC) {
mbedtls_ecdsa_context ctx; mbedtls_ecp_keypair ctx;
mbedtls_ecdsa_init(&ctx); mbedtls_ecp_keypair_init(&ctx);
do { do {
r = dkek_decode_key(++kdom, &ctx, apdu.data, apdu.nc, NULL, &allowed, &allowed_len); r = dkek_decode_key(++kdom, &ctx, apdu.data, apdu.nc, NULL, &allowed, &allowed_len);
} while ((r == CCID_ERR_FILE_NOT_FOUND || r == CCID_WRONG_DKEK) && kdom < MAX_KEY_DOMAINS); } while ((r == CCID_ERR_FILE_NOT_FOUND || r == CCID_WRONG_DKEK) && kdom < MAX_KEY_DOMAINS);
if (r != CCID_OK) { if (r != CCID_OK) {
mbedtls_ecdsa_free(&ctx); mbedtls_ecp_keypair_free(&ctx);
return SW_EXEC_ERROR(); return SW_EXEC_ERROR();
} }
r = store_keys(&ctx, HSM_KEY_EC, key_id); r = store_keys(&ctx, HSM_KEY_EC, key_id);
if ((res_APDU_size = asn1_cvc_aut(&ctx, HSM_KEY_EC, res_APDU, 4096, NULL, 0)) == 0) { if ((res_APDU_size = asn1_cvc_aut(&ctx, HSM_KEY_EC, res_APDU, 4096, NULL, 0)) == 0) {
mbedtls_ecdsa_free(&ctx); mbedtls_ecp_keypair_free(&ctx);
return SW_EXEC_ERROR(); return SW_EXEC_ERROR();
} }
int key_size = ctx.grp.nbits; int key_size = ctx.grp.nbits;
mbedtls_ecdsa_free(&ctx); mbedtls_ecp_keypair_free(&ctx);
if (r != CCID_OK) { if (r != CCID_OK) {
return SW_EXEC_ERROR(); return SW_EXEC_ERROR();
} }