Raef Coles | 734aaac | 2022-06-15 14:37:22 +0100 | [diff] [blame] | 1 | /* |
David Vincze | c140f5f | 2023-09-07 15:48:25 +0200 | [diff] [blame] | 2 | * Copyright (c) 2022-2024, Arm Limited. All rights reserved. |
Raef Coles | 734aaac | 2022-06-15 14:37:22 +0100 | [diff] [blame] | 3 | * |
| 4 | * SPDX-License-Identifier: BSD-3-Clause |
| 5 | * |
| 6 | */ |
Tamas Ban | d1bbcbe | 2022-10-03 15:34:02 +0200 | [diff] [blame] | 7 | #include <assert.h> |
Raef Coles | 734aaac | 2022-06-15 14:37:22 +0100 | [diff] [blame] | 8 | |
David Vincze | c140f5f | 2023-09-07 15:48:25 +0200 | [diff] [blame] | 9 | #include "rss_comms_protocol_common.h" |
Raef Coles | 734aaac | 2022-06-15 14:37:22 +0100 | [diff] [blame] | 10 | #include "rss_comms_protocol_pointer_access.h" |
| 11 | |
Raef Coles | 734aaac | 2022-06-15 14:37:22 +0100 | [diff] [blame] | 12 | psa_status_t rss_protocol_pointer_access_serialize_msg(psa_handle_t handle, |
| 13 | int16_t type, |
| 14 | const psa_invec *in_vec, |
| 15 | uint8_t in_len, |
| 16 | const psa_outvec *out_vec, |
| 17 | uint8_t out_len, |
| 18 | struct rss_pointer_access_msg_t *msg, |
| 19 | size_t *msg_len) |
| 20 | { |
| 21 | unsigned int i; |
| 22 | |
| 23 | assert(msg != NULL); |
| 24 | assert(msg_len != NULL); |
| 25 | assert(in_vec != NULL); |
Raef Coles | 734aaac | 2022-06-15 14:37:22 +0100 | [diff] [blame] | 26 | |
| 27 | msg->ctrl_param = PARAM_PACK(type, in_len, out_len); |
| 28 | msg->handle = handle; |
| 29 | |
| 30 | /* Fill msg iovec lengths */ |
| 31 | for (i = 0U; i < in_len; ++i) { |
| 32 | msg->io_sizes[i] = in_vec[i].len; |
| 33 | msg->host_ptrs[i] = (uint64_t)in_vec[i].base; |
| 34 | } |
| 35 | for (i = 0U; i < out_len; ++i) { |
| 36 | msg->io_sizes[in_len + i] = out_vec[i].len; |
| 37 | msg->host_ptrs[in_len + i] = (uint64_t)out_vec[i].base; |
| 38 | } |
| 39 | |
| 40 | *msg_len = sizeof(*msg); |
| 41 | |
| 42 | return PSA_SUCCESS; |
| 43 | } |
| 44 | |
| 45 | psa_status_t rss_protocol_pointer_access_deserialize_reply(psa_outvec *out_vec, |
| 46 | uint8_t out_len, |
| 47 | psa_status_t *return_val, |
| 48 | const struct rss_pointer_access_reply_t *reply, |
| 49 | size_t reply_size) |
| 50 | { |
| 51 | unsigned int i; |
| 52 | |
| 53 | assert(reply != NULL); |
Raef Coles | 734aaac | 2022-06-15 14:37:22 +0100 | [diff] [blame] | 54 | assert(return_val != NULL); |
| 55 | |
| 56 | for (i = 0U; i < out_len; ++i) { |
| 57 | out_vec[i].len = reply->out_sizes[i]; |
| 58 | } |
| 59 | |
| 60 | *return_val = reply->return_val; |
| 61 | |
| 62 | return PSA_SUCCESS; |
| 63 | } |