1 /*
2 * Copyright (c) 2020 - 2023, Nordic Semiconductor ASA
3 * All rights reserved.
4 *
5 * SPDX-License-Identifier: BSD-3-Clause
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions are met:
9 *
10 * 1. Redistributions of source code must retain the above copyright notice, this
11 * list of conditions and the following disclaimer.
12 *
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 *
17 * 3. Neither the name of Nordic Semiconductor ASA nor the names of its
18 * contributors may be used to endorse or promote products derived from this
19 * software without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
22 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY, AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
25 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
26 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
27 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
29 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
31 * POSSIBILITY OF SUCH DAMAGE.
32 *
33 */
34
35 #include <assert.h>
36 #include <stdint.h>
37 #include <stddef.h>
38
39 #include "../spinel_base/spinel.h"
40 #include "nrf_802154_spinel_dec.h"
41 #include "nrf_802154_serialization_error.h"
42
nrf_802154_spinel_decode_cmd(const void * p_packet_data,size_t packet_data_len)43 nrf_802154_ser_err_t nrf_802154_spinel_decode_cmd(const void * p_packet_data,
44 size_t packet_data_len)
45 {
46 uint8_t header;
47 spinel_command_t cmd;
48 const void * p_cmd_data;
49 size_t cmd_data_len;
50
51 spinel_ssize_t siz = spinel_datatype_unpack(p_packet_data,
52 packet_data_len,
53 SPINEL_DATATYPE_COMMAND_S SPINEL_DATATYPE_DATA_S,
54 &header,
55 &cmd,
56 &p_cmd_data,
57 &cmd_data_len);
58
59 if (siz < 0)
60 {
61 return NRF_802154_SERIALIZATION_ERROR_DECODING_FAILURE;
62 }
63
64 return nrf_802154_spinel_dispatch_cmd(cmd, p_cmd_data, cmd_data_len);
65 }
66
