dearsky/pico-hsm
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Added support for EdDSA signature.

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Signed-off-by: Pol Henarejos <pol.henarejos@cttc.es>
This commit is contained in:
Pol Henarejos
2023-08-22 17:10:03 +02:00
parent 22d8793683
commit faef2dc278
7 changed files with 66 additions and 39 deletions
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12
src/hsm/cmd_general_authenticate.c
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@@ -43,11 +43,11 @@ int cmd_general_authenticate() {
if (!fkey) {
return SW_EXEC_ERROR();
}
mbedtls_ecdsa_context ectx;
mbedtls_ecdsa_init(&ectx);
r = load_private_key_ecdsa(&ectx, fkey);
mbedtls_ecp_keypair ectx;
mbedtls_ecp_keypair_init(&ectx);
r = load_private_key_ecdh(&ectx, fkey);
if (r != CCID_OK) {
mbedtls_ecdsa_free(&ectx);
mbedtls_ecp_keypair_free(&ectx);
return SW_EXEC_ERROR();
}
mbedtls_ecdh_context ctx;
@@ -55,12 +55,12 @@ int cmd_general_authenticate() {
mbedtls_ecp_group_id gid = MBEDTLS_ECP_DP_SECP256R1;
r = mbedtls_ecdh_setup(&ctx, gid);
if (r != 0) {
mbedtls_ecdsa_free(&ectx);
mbedtls_ecp_keypair_free(&ectx);
mbedtls_ecdh_free(&ctx);
return SW_DATA_INVALID();
}
r = mbedtls_mpi_copy(&ctx.ctx.mbed_ecdh.d, &ectx.d);
mbedtls_ecdsa_free(&ectx);
mbedtls_ecp_keypair_free(&ectx);
if (r != 0) {
mbedtls_ecdh_free(&ctx);
return SW_DATA_INVALID();