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epd42/components/serialization/connectivity/codecs/s110/serializers/ble_uuid_decode.c
Shuanglei Tao f353d23368 Initial commit
2024-11-11 15:35:36 +08:00

78 lines
2.5 KiB
C

/* Copyright (c) 2014 Nordic Semiconductor. All Rights Reserved.
*
* The information contained herein is property of Nordic Semiconductor ASA.
* Terms and conditions of usage are described in detail in NORDIC
* SEMICONDUCTOR STANDARD SOFTWARE LICENSE AGREEMENT.
*
* Licensees are granted free, non-transferable use of the information. NO
* WARRANTY of ANY KIND is provided. This heading must NOT be removed from
* the file.
*
*/
#include "ble_conn.h"
#include <stdlib.h>
#include <string.h>
#include "ble_serialization.h"
#include "cond_field_serialization.h"
#include "ble_struct_serialization.h"
#include "app_util.h"
uint32_t ble_uuid_decode_req_dec(uint8_t const * const p_buf,
uint32_t const buf_len,
uint8_t * p_uuid_le_len,
uint8_t * * const pp_uuid_le,
ble_uuid_t * * const pp_uuid)
{
SER_ASSERT_NOT_NULL(p_buf);
SER_ASSERT_NOT_NULL(p_uuid_le_len);
uint32_t err_code;
uint32_t index = 0;
uint8_t opcode = SD_BLE_UUID_DECODE;
SER_ASSERT_LENGTH_LEQ(1, ((int32_t)buf_len - index));
uint8_dec(p_buf, buf_len, &index, &opcode);
SER_ASSERT(opcode == SD_BLE_UUID_DECODE, NRF_ERROR_INVALID_DATA);
err_code = len8data_dec(p_buf, buf_len, &index, pp_uuid_le, p_uuid_le_len);
SER_ASSERT(err_code == NRF_SUCCESS, err_code);
err_code = cond_field_dec(p_buf, buf_len, &index, (void * *)pp_uuid, NULL);
SER_ASSERT(err_code == NRF_SUCCESS, err_code);
SER_ASSERT_LENGTH_EQ(index, buf_len);
return err_code;
}
uint32_t ble_uuid_decode_rsp_enc(uint32_t return_code,
uint8_t * const p_buf,
uint32_t * const p_buf_len,
ble_uuid_t const * const p_uuid)
{
SER_ASSERT_NOT_NULL(p_buf);
SER_ASSERT_NOT_NULL(p_buf_len);
uint32_t total_len = *p_buf_len;
uint32_t err_code = ser_ble_cmd_rsp_status_code_enc(SD_BLE_UUID_DECODE, return_code,
p_buf, p_buf_len);
SER_ASSERT(err_code == NRF_SUCCESS, err_code);
uint32_t index = *p_buf_len;
if (return_code != NRF_SUCCESS)
{
*p_buf_len = index;
return NRF_SUCCESS;
}
err_code = cond_field_enc((void *)p_uuid, p_buf, total_len, &index, ble_uuid_t_enc);
SER_ASSERT(err_code == NRF_SUCCESS, err_code);
*p_buf_len = index;
return NRF_SUCCESS;
}