blob: 7d90bfce2842dc1095f2beb2ef5e843ed375d65d [file] [log] [blame]
/*
* Copyright (c) 2023, Arm Limited. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*
*/
#include <psa/client.h>
#include <psa_manifest/sid.h>
#include <rss_crypto_defs.h>
#include <rss_platform_api.h>
psa_status_t
rss_platform_nv_counter_increment(uint32_t counter_id)
{
struct psa_invec in_vec[1];
in_vec[0].base = &counter_id;
in_vec[0].len = sizeof(counter_id);
return psa_call(RSS_PLATFORM_SERVICE_HANDLE,
RSS_PLATFORM_API_ID_NV_INCREMENT,
in_vec, 1, NULL, 0);
}
psa_status_t
rss_platform_nv_counter_read(uint32_t counter_id,
uint32_t size, uint8_t *val)
{
struct psa_invec in_vec[1];
struct psa_outvec out_vec[1];
in_vec[0].base = &counter_id;
in_vec[0].len = sizeof(counter_id);
out_vec[0].base = val;
out_vec[0].len = size;
return psa_call(RSS_PLATFORM_SERVICE_HANDLE,
RSS_PLATFORM_API_ID_NV_READ,
in_vec, 1, out_vec, 1);
}
psa_status_t
rss_platform_key_read(enum rss_key_id_builtin_t key, uint8_t *data,
size_t data_size, size_t *data_length)
{
psa_status_t status;
struct rss_crypto_pack_iovec iov = {
.function_id = RSS_CRYPTO_EXPORT_PUBLIC_KEY_SID,
.key_id = key,
};
psa_invec in_vec[] = {
{.base = &iov, .len = sizeof(struct rss_crypto_pack_iovec)},
};
psa_outvec out_vec[] = {
{.base = data, .len = data_size}
};
status = psa_call(RSS_CRYPTO_HANDLE, PSA_IPC_CALL,
in_vec, IOVEC_LEN(in_vec),
out_vec, IOVEC_LEN(out_vec));
*data_length = out_vec[0].len;
return status;
}