xiaozhengsheng 6df0f7d96e 初始版本
2025-08-19 09:49:41 +08:00

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C

/**
* Copyright (c) 2015 - 2020, Nordic Semiconductor ASA
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form, except as embedded into a Nordic
* Semiconductor ASA integrated circuit in a product or a software update for
* such product, must reproduce the above copyright notice, this list of
* conditions and the following disclaimer in the documentation and/or other
* materials provided with the distribution.
*
* 3. Neither the name of Nordic Semiconductor ASA nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* 4. This software, with or without modification, must only be used with a
* Nordic Semiconductor ASA integrated circuit.
*
* 5. Any software provided in binary form under this license must not be reverse
* engineered, decompiled, modified and/or disassembled.
*
* THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#include "sdk_common.h"
#if NRF_MODULE_ENABLED(NFC_NDEF_URI_REC)
#include <string.h>
#include "nfc_uri_rec.h"
#include "nrf_error.h"
const uint8_t ndef_uri_record_type = 'U'; ///< URI Record type.
/**
* @brief Function for constructing the payload for a URI record.
*
* This function encodes the payload according to the URI record definition. It implements an API
* compatible with @ref p_payload_constructor_t.
*
* @param[in] p_input Pointer to the description of the payload.
* @param[out] p_buff Pointer to payload destination. If NULL, function will
* calculate the expected size of the URI record payload.
*
* @param[in,out] p_len Size of available memory to write as input. Size of generated
* payload as output.
*
* @retval NRF_SUCCESS If the payload was encoded successfully.
* @retval NRF_ERROR_NO_MEM If the predicted payload size is bigger than the provided buffer space.
*/
ret_code_t nfc_uri_payload_constructor( uri_payload_desc_t * p_input,
uint8_t * p_buff,
uint32_t * p_len)
{
if (p_buff != NULL)
{
/* Verify if there is enough available memory */
if (p_input->uri_data_len >= *p_len)
{
return NRF_ERROR_NO_MEM;
}
/* Copy descriptor content into the buffer */
*(p_buff++) = p_input->uri_id_code;
memcpy(p_buff, p_input->p_uri_data, p_input->uri_data_len );
}
*p_len = p_input->uri_data_len + 1;
return NRF_SUCCESS;
}
#endif // NRF_MODULE_ENABLED(NFC_NDEF_URI_REC)