Duy tran / RecordType

CUSTOMIZED FOR WATER MONITOR

RecordText.cpp@0:51d7bdf88981, 2017-12-07 (annotated)

Committer:
DuyLionTran
Date:
Thu Dec 07 17:07:22 2017 +0000
Revision:
0:51d7bdf88981
CUSTOMIZED FOR WATER MONITOR

Who changed what in which revision?

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DuyLionTran 0:51d7bdf88981 1 /**
DuyLionTran 0:51d7bdf88981 2 ******************************************************************************
DuyLionTran 0:51d7bdf88981 3 * @file RecordText.cpp
DuyLionTran 0:51d7bdf88981 4 * @author ST / Central Labs
DuyLionTran 0:51d7bdf88981 5 * @version V2.0.0
DuyLionTran 0:51d7bdf88981 6 * @date 28 Apr 2017
DuyLionTran 0:51d7bdf88981 7 * @brief RecordText implementation
DuyLionTran 0:51d7bdf88981 8 ******************************************************************************
DuyLionTran 0:51d7bdf88981 9 * @attention
DuyLionTran 0:51d7bdf88981 10 *
DuyLionTran 0:51d7bdf88981 11 * <h2><center>&copy; COPYRIGHT(c) 2015 STMicroelectronics</center></h2>
DuyLionTran 0:51d7bdf88981 12 *
DuyLionTran 0:51d7bdf88981 13 * Redistribution and use in source and binary forms, with or without modification,
DuyLionTran 0:51d7bdf88981 14 * are permitted provided that the following conditions are met:
DuyLionTran 0:51d7bdf88981 15 * 1. Redistributions of source code must retain the above copyright notice,
DuyLionTran 0:51d7bdf88981 16 * this list of conditions and the following disclaimer.
DuyLionTran 0:51d7bdf88981 17 * 2. Redistributions in binary form must reproduce the above copyright notice,
DuyLionTran 0:51d7bdf88981 18 * this list of conditions and the following disclaimer in the documentation
DuyLionTran 0:51d7bdf88981 19 * and/or other materials provided with the distribution.
DuyLionTran 0:51d7bdf88981 20 * 3. Neither the name of STMicroelectronics nor the names of its contributors
DuyLionTran 0:51d7bdf88981 21 * may be used to endorse or promote products derived from this software
DuyLionTran 0:51d7bdf88981 22 * without specific prior written permission.
DuyLionTran 0:51d7bdf88981 23 *
DuyLionTran 0:51d7bdf88981 24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
DuyLionTran 0:51d7bdf88981 25 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
DuyLionTran 0:51d7bdf88981 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DuyLionTran 0:51d7bdf88981 27 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
DuyLionTran 0:51d7bdf88981 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DuyLionTran 0:51d7bdf88981 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
DuyLionTran 0:51d7bdf88981 30 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
DuyLionTran 0:51d7bdf88981 31 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
DuyLionTran 0:51d7bdf88981 32 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
DuyLionTran 0:51d7bdf88981 33 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
DuyLionTran 0:51d7bdf88981 34 *
DuyLionTran 0:51d7bdf88981 35 ******************************************************************************
DuyLionTran 0:51d7bdf88981 36 */
DuyLionTran 0:51d7bdf88981 37
DuyLionTran 0:51d7bdf88981 38 #include <cstring>
DuyLionTran 0:51d7bdf88981 39 #include <NDefLib/RecordType/RecordText.h>
DuyLionTran 0:51d7bdf88981 40
DuyLionTran 0:51d7bdf88981 41 namespace NDefLib {
DuyLionTran 0:51d7bdf88981 42
DuyLionTran 0:51d7bdf88981 43 const uint8_t RecordText::NDEFTextIdCode = 'T';
DuyLionTran 0:51d7bdf88981 44
DuyLionTran 0:51d7bdf88981 45 void RecordText::set_record_header() {
DuyLionTran 0:51d7bdf88981 46 mRecordHeader.set_FNT(RecordHeader::NFC_well_known);
DuyLionTran 0:51d7bdf88981 47 mRecordHeader.set_type_length(sizeof(NDEFTextIdCode));
DuyLionTran 0:51d7bdf88981 48 update_playload_length();
DuyLionTran 0:51d7bdf88981 49 }
DuyLionTran 0:51d7bdf88981 50
DuyLionTran 0:51d7bdf88981 51 RecordText::RecordText(const std::string &text) :
DuyLionTran 0:51d7bdf88981 52 mEncode(UTF8), mLanguage("en"), mText(text), mTextStatus (get_text_status(mEncode, mLanguage)) {
DuyLionTran 0:51d7bdf88981 53 set_record_header();
DuyLionTran 0:51d7bdf88981 54 }
DuyLionTran 0:51d7bdf88981 55
DuyLionTran 0:51d7bdf88981 56 RecordText::RecordText(const TextEncoding encoding, const std::string &language,
DuyLionTran 0:51d7bdf88981 57 const std::string &text) :
DuyLionTran 0:51d7bdf88981 58 mEncode(encoding), mLanguage(language), mText(text), mTextStatus(get_text_status(mEncode, mLanguage)) {
DuyLionTran 0:51d7bdf88981 59 set_record_header();
DuyLionTran 0:51d7bdf88981 60 }
DuyLionTran 0:51d7bdf88981 61
DuyLionTran 0:51d7bdf88981 62 uint16_t RecordText::write(uint8_t *buffer) {
DuyLionTran 0:51d7bdf88981 63 int16_t offset = 0;
DuyLionTran 0:51d7bdf88981 64 offset += mRecordHeader.write_header(buffer);
DuyLionTran 0:51d7bdf88981 65
DuyLionTran 0:51d7bdf88981 66 buffer[offset++] = NDEFTextIdCode;
DuyLionTran 0:51d7bdf88981 67 buffer[offset++] = mTextStatus;
DuyLionTran 0:51d7bdf88981 68
DuyLionTran 0:51d7bdf88981 69 std::memcpy(buffer + offset, mLanguage.c_str(), mLanguage.size());
DuyLionTran 0:51d7bdf88981 70 offset += mLanguage.size();
DuyLionTran 0:51d7bdf88981 71 std::memcpy(buffer + offset, mText.c_str(), mText.size());
DuyLionTran 0:51d7bdf88981 72 offset += mText.size();
DuyLionTran 0:51d7bdf88981 73
DuyLionTran 0:51d7bdf88981 74 return offset;
DuyLionTran 0:51d7bdf88981 75 }
DuyLionTran 0:51d7bdf88981 76
DuyLionTran 0:51d7bdf88981 77 RecordText* RecordText::parse(const RecordHeader &header, const uint8_t * const buffer) {
DuyLionTran 0:51d7bdf88981 78 uint32_t index = 0;
DuyLionTran 0:51d7bdf88981 79 if (header.get_FNT() == RecordHeader::NFC_well_known && buffer[index++] == NDEFTextIdCode) {
DuyLionTran 0:51d7bdf88981 80 const uint8_t textStatus = buffer[index++];
DuyLionTran 0:51d7bdf88981 81 const TextEncoding enc = get_encoding(textStatus);
DuyLionTran 0:51d7bdf88981 82 const uint8_t langSize = get_language_length(textStatus);
DuyLionTran 0:51d7bdf88981 83 //-1 is the textStatus
DuyLionTran 0:51d7bdf88981 84 const uint8_t textSize = header.get_payload_length() - langSize - 1;
DuyLionTran 0:51d7bdf88981 85
DuyLionTran 0:51d7bdf88981 86 return new RecordText(enc,
DuyLionTran 0:51d7bdf88981 87 std::string((const char*) (buffer + index), langSize),
DuyLionTran 0:51d7bdf88981 88 std::string((const char*) (buffer + index + langSize),
DuyLionTran 0:51d7bdf88981 89 textSize));
DuyLionTran 0:51d7bdf88981 90 } else {
DuyLionTran 0:51d7bdf88981 91 return NULL;
DuyLionTran 0:51d7bdf88981 92 }
DuyLionTran 0:51d7bdf88981 93 }
DuyLionTran 0:51d7bdf88981 94
DuyLionTran 0:51d7bdf88981 95 } /* namespace NDefLib */
DuyLionTran 0:51d7bdf88981 96
DuyLionTran 0:51d7bdf88981 97
DuyLionTran 0:51d7bdf88981 98 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/