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Add implementation for mbedtls_psa_ecp_export_public_key_iop_complete()

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Signed-off-by: Waleed Elmelegy <waleed.elmelegy@arm.com>
This commit is contained in:
Waleed Elmelegy 2024-12-03 13:46:23 +00:00
parent c1fc136b14
commit af2595b4a7
1 changed files with 27 additions and 0 deletions
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27
tf-psa-crypto/drivers/builtin/src/psa_crypto_ecp.c
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@ -689,6 +689,33 @@ exit:
return status;
}
psa_status_t mbedtls_psa_ecp_export_public_key_iop_complete(
mbedtls_psa_export_public_key_iop_operation_t *operation,
uint8_t *pub_key,
size_t pub_key_size,
size_t *pub_key_len)
{
int status = 0;
if (mbedtls_ecp_is_zero(&operation->key->Q)) {
mbedtls_psa_interruptible_set_max_ops(psa_interruptible_get_max_ops());
status = mbedtls_ecp_mul_restartable(&operation->key->grp, &operation->key->Q,
&operation->key->d, &operation->key->grp.G,
mbedtls_psa_get_random, MBEDTLS_PSA_RANDOM_STATE,
&operation->restart_ctx);
operation->num_ops += operation->restart_ctx.ops_done;
}
if (status == 0) {
status = mbedtls_ecp_write_public_key((const mbedtls_ecp_keypair *) operation->key,
MBEDTLS_ECP_PF_UNCOMPRESSED, pub_key_len,
pub_key, pub_key_size);
}
return mbedtls_to_psa_error(status);
}
psa_status_t mbedtls_psa_ecp_export_public_key_iop_abort(
mbedtls_psa_export_public_key_iop_operation_t *operation)
{