diff options
Diffstat (limited to 'thirdparty/nRF5_SDK_15.0.0_a53641a/components/nfc/ndef/parser/message/nfc_ndef_msg_parser_local.c')
| -rw-r--r-- | thirdparty/nRF5_SDK_15.0.0_a53641a/components/nfc/ndef/parser/message/nfc_ndef_msg_parser_local.c | 163 |
1 files changed, 163 insertions, 0 deletions
diff --git a/thirdparty/nRF5_SDK_15.0.0_a53641a/components/nfc/ndef/parser/message/nfc_ndef_msg_parser_local.c b/thirdparty/nRF5_SDK_15.0.0_a53641a/components/nfc/ndef/parser/message/nfc_ndef_msg_parser_local.c new file mode 100644 index 0000000..68c99e3 --- /dev/null +++ b/thirdparty/nRF5_SDK_15.0.0_a53641a/components/nfc/ndef/parser/message/nfc_ndef_msg_parser_local.c @@ -0,0 +1,163 @@ +/** + * Copyright (c) 2016 - 2018, 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_MSG_PARSER) + +#include "nfc_ndef_msg_parser_local.h" + +ret_code_t internal_ndef_msg_parser(nfc_ndef_parser_memo_desc_t * const p_parser_memo_desc, + uint8_t const * p_nfc_data, + uint32_t * const p_nfc_data_len) +{ + nfc_ndef_record_location_t record_location; + + ret_code_t ret_code; + + uint32_t nfc_data_left = *p_nfc_data_len; + uint32_t temp_nfc_data_len = 0; + + // want to modify -> use local copy + nfc_ndef_bin_payload_desc_t * p_bin_pay_desc = p_parser_memo_desc->p_bin_pay_desc; + nfc_ndef_record_desc_t * p_rec_desc = p_parser_memo_desc->p_rec_desc; + + + while (nfc_data_left > 0) + { + temp_nfc_data_len = nfc_data_left; + + ret_code = ndef_record_parser(p_bin_pay_desc, + p_rec_desc, + &record_location, + p_nfc_data, + &temp_nfc_data_len); + + if (ret_code != NRF_SUCCESS) + { + return ret_code; + } + + // verify the records location flags + if (p_parser_memo_desc->p_msg_desc->record_count == 0) + { + if ((record_location != NDEF_FIRST_RECORD) && (record_location != NDEF_LONE_RECORD)) + { + return NRF_ERROR_INVALID_DATA; + } + } + else + { + if ((record_location != NDEF_MIDDLE_RECORD) && (record_location != NDEF_LAST_RECORD)) + { + return NRF_ERROR_INVALID_DATA; + } + } + + ret_code = nfc_ndef_msg_record_add(p_parser_memo_desc->p_msg_desc, p_rec_desc); + + if (ret_code != NRF_SUCCESS) + { + return ret_code; + } + + nfc_data_left -= temp_nfc_data_len; + + if ((record_location == NDEF_LAST_RECORD) || (record_location == NDEF_LONE_RECORD)) + { + *p_nfc_data_len = *p_nfc_data_len - nfc_data_left; + return NRF_SUCCESS; + } + else + { + if (p_parser_memo_desc->p_msg_desc->record_count == + p_parser_memo_desc->p_msg_desc->max_record_count) + { + return NRF_ERROR_NO_MEM; + } + + p_nfc_data += temp_nfc_data_len; + p_bin_pay_desc++; + p_rec_desc++; + } + } + + return NRF_ERROR_INVALID_DATA; + +} + + +ret_code_t ndef_parser_memo_resolve(uint8_t * const p_result_buf, + uint32_t * const p_result_buf_len, + nfc_ndef_parser_memo_desc_t * const p_parser_memo_desc) +{ + + uint32_t max_rec_num; + uint32_t memory_last; + uint8_t * p_end; + nfc_ndef_record_desc_t * * pp_record_desc_array; + + if (*p_result_buf_len < sizeof(parsed_ndef_msg_1_t)) + { + return NRF_ERROR_NO_MEM; + } + + memory_last = (*p_result_buf_len) - sizeof(parsed_ndef_msg_1_t); + max_rec_num = (memory_last / (NFC_PARSER_M_DELTA)) + 1; + + p_parser_memo_desc->p_msg_desc = (nfc_ndef_msg_desc_t *) p_result_buf; + pp_record_desc_array = + (nfc_ndef_record_desc_t * *) &p_parser_memo_desc->p_msg_desc[1]; + p_parser_memo_desc->p_bin_pay_desc = + (nfc_ndef_bin_payload_desc_t *) &pp_record_desc_array[max_rec_num]; + p_parser_memo_desc->p_rec_desc = + (nfc_ndef_record_desc_t *) &p_parser_memo_desc->p_bin_pay_desc[max_rec_num]; + + // initialize message description + p_parser_memo_desc->p_msg_desc->pp_record = pp_record_desc_array; + p_parser_memo_desc->p_msg_desc->max_record_count = max_rec_num; + p_parser_memo_desc->p_msg_desc->record_count = 0; + + p_end = (uint8_t *) &p_parser_memo_desc->p_rec_desc[max_rec_num]; + + *p_result_buf_len = p_end - p_result_buf; + + return NRF_SUCCESS; +} + +#endif // NRF_MODULE_ENABLED(NFC_NDEF_MSG_PARSER) |