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

69 lines
2.5 KiB
C

/* Copyright (c) 2013 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_gattc_app.h"
#include <string.h>
#include "ble_serialization.h"
#include "app_util.h"
uint32_t ble_gattc_write_req_enc(uint16_t conn_handle,
ble_gattc_write_params_t const * const p_write_params,
uint8_t * const p_buf,
uint32_t * p_buf_len)
{
uint32_t index = 0;
SER_ASSERT_NOT_NULL(p_buf);
SER_ASSERT_NOT_NULL(p_buf_len);
SER_ASSERT_LENGTH_LEQ(index + 4, *p_buf_len);
p_buf[index++] = SD_BLE_GATTC_WRITE;
index += uint16_encode(conn_handle, &p_buf[index]);
p_buf[index++] = (p_write_params == NULL) ? SER_FIELD_NOT_PRESENT : SER_FIELD_PRESENT;
if (p_write_params != NULL)
{
SER_ASSERT_LENGTH_LEQ(index + 9, *p_buf_len);
p_buf[index++] = p_write_params->write_op;
p_buf[index++] = p_write_params->flags;
index += uint16_encode(p_write_params->handle, &p_buf[index]);
index += uint16_encode(p_write_params->offset, &p_buf[index]);
index += uint16_encode(p_write_params->len, &p_buf[index]);
SER_ERROR_CHECK(p_write_params->len <= BLE_GATTC_WRITE_P_VALUE_LEN_MAX,
NRF_ERROR_INVALID_PARAM);
p_buf[index++] = (p_write_params->p_value == NULL) ?
SER_FIELD_NOT_PRESENT : SER_FIELD_PRESENT;
if (p_write_params->p_value != NULL)
{
SER_ASSERT_LENGTH_LEQ(index + p_write_params->len, *p_buf_len);
memcpy(&p_buf[index], p_write_params->p_value, p_write_params->len);
index += p_write_params->len;
}
}
*p_buf_len = index;
return NRF_SUCCESS;
}
uint32_t ble_gattc_write_rsp_dec(uint8_t const * const p_buf,
uint32_t packet_len,
uint32_t * const p_result_code)
{
return ser_ble_cmd_rsp_dec(p_buf, packet_len, SD_BLE_GATTC_WRITE, p_result_code);
}