Duy tran / RecordType-v-16

v-16

RecordMimeType.cpp@0:89e2c8a57572, 2017-12-12 (annotated)

Committer:
DuyLionTran
Date:
Tue Dec 12 15:58:23 2017 +0000
Revision:
0:89e2c8a57572
version 1.6

Who changed what in which revision?

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DuyLionTran 0:89e2c8a57572 1 /**
DuyLionTran 0:89e2c8a57572 2 ******************************************************************************
DuyLionTran 0:89e2c8a57572 3 * @file RecordMimeType.cpp
DuyLionTran 0:89e2c8a57572 4 * @author ST / Central Labs
DuyLionTran 0:89e2c8a57572 5 * @version V2.0.0
DuyLionTran 0:89e2c8a57572 6 * @date 28 Apr 2017
DuyLionTran 0:89e2c8a57572 7 * @brief RecordMimeType implementation
DuyLionTran 0:89e2c8a57572 8 ******************************************************************************
DuyLionTran 0:89e2c8a57572 9 * @attention
DuyLionTran 0:89e2c8a57572 10 *
DuyLionTran 0:89e2c8a57572 11 * <h2><center>&copy; COPYRIGHT(c) 2015 STMicroelectronics</center></h2>
DuyLionTran 0:89e2c8a57572 12 *
DuyLionTran 0:89e2c8a57572 13 * Redistribution and use in source and binary forms, with or without modification,
DuyLionTran 0:89e2c8a57572 14 * are permitted provided that the following conditions are met:
DuyLionTran 0:89e2c8a57572 15 * 1. Redistributions of source code must retain the above copyright notice,
DuyLionTran 0:89e2c8a57572 16 * this list of conditions and the following disclaimer.
DuyLionTran 0:89e2c8a57572 17 * 2. Redistributions in binary form must reproduce the above copyright notice,
DuyLionTran 0:89e2c8a57572 18 * this list of conditions and the following disclaimer in the documentation
DuyLionTran 0:89e2c8a57572 19 * and/or other materials provided with the distribution.
DuyLionTran 0:89e2c8a57572 20 * 3. Neither the name of STMicroelectronics nor the names of its contributors
DuyLionTran 0:89e2c8a57572 21 * may be used to endorse or promote products derived from this software
DuyLionTran 0:89e2c8a57572 22 * without specific prior written permission.
DuyLionTran 0:89e2c8a57572 23 *
DuyLionTran 0:89e2c8a57572 24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
DuyLionTran 0:89e2c8a57572 25 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
DuyLionTran 0:89e2c8a57572 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DuyLionTran 0:89e2c8a57572 27 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
DuyLionTran 0:89e2c8a57572 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DuyLionTran 0:89e2c8a57572 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
DuyLionTran 0:89e2c8a57572 30 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
DuyLionTran 0:89e2c8a57572 31 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
DuyLionTran 0:89e2c8a57572 32 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
DuyLionTran 0:89e2c8a57572 33 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
DuyLionTran 0:89e2c8a57572 34 *
DuyLionTran 0:89e2c8a57572 35 ******************************************************************************
DuyLionTran 0:89e2c8a57572 36 */
DuyLionTran 0:89e2c8a57572 37 #include <cstring>
DuyLionTran 0:89e2c8a57572 38 #include "RecordMimeType.h"
DuyLionTran 0:89e2c8a57572 39 #include "RecordVCard.h"
DuyLionTran 0:89e2c8a57572 40 #include "RecordWifiConf.h"
DuyLionTran 0:89e2c8a57572 41
DuyLionTran 0:89e2c8a57572 42 namespace NDefLib {
DuyLionTran 0:89e2c8a57572 43
DuyLionTran 0:89e2c8a57572 44 void RecordMimeType::initialize_header_data() {
DuyLionTran 0:89e2c8a57572 45 mRecordHeader.set_FNT(RecordHeader::Mime_media_type);
DuyLionTran 0:89e2c8a57572 46 mRecordHeader.set_type_length(mMimeType.size());
DuyLionTran 0:89e2c8a57572 47 mRecordHeader.set_payload_length(mDataLength);
DuyLionTran 0:89e2c8a57572 48 }
DuyLionTran 0:89e2c8a57572 49
DuyLionTran 0:89e2c8a57572 50 RecordMimeType::RecordMimeType(const std::string &mimeType, const uint8_t *data, uint32_t nDataLenght) :
DuyLionTran 0:89e2c8a57572 51 mMimeType(mimeType), mDataLength(nDataLenght),mData(NULL),mDataToFree(false) {
DuyLionTran 0:89e2c8a57572 52
DuyLionTran 0:89e2c8a57572 53 if(data!=NULL && nDataLenght!=0) {
DuyLionTran 0:89e2c8a57572 54 mDataToFree=true;
DuyLionTran 0:89e2c8a57572 55 mData = new uint8_t[nDataLenght];
DuyLionTran 0:89e2c8a57572 56 std::memcpy(mData,data,nDataLenght);
DuyLionTran 0:89e2c8a57572 57 }
DuyLionTran 0:89e2c8a57572 58
DuyLionTran 0:89e2c8a57572 59 initialize_header_data();
DuyLionTran 0:89e2c8a57572 60 }
DuyLionTran 0:89e2c8a57572 61
DuyLionTran 0:89e2c8a57572 62 RecordMimeType::RecordMimeType(const std::string &mimeType, const std::string &data) :
DuyLionTran 0:89e2c8a57572 63 mMimeType(mimeType), mDataLength(data.size()), mData(new uint8_t[mDataLength]), mDataToFree(true) {
DuyLionTran 0:89e2c8a57572 64
DuyLionTran 0:89e2c8a57572 65 std::memcpy(mData,data.c_str(),mDataLength);
DuyLionTran 0:89e2c8a57572 66
DuyLionTran 0:89e2c8a57572 67 initialize_header_data();
DuyLionTran 0:89e2c8a57572 68 }
DuyLionTran 0:89e2c8a57572 69
DuyLionTran 0:89e2c8a57572 70 uint16_t RecordMimeType::write(uint8_t *buffer) {
DuyLionTran 0:89e2c8a57572 71 uint16_t offset = 0;
DuyLionTran 0:89e2c8a57572 72 offset += mRecordHeader.write_header(buffer);
DuyLionTran 0:89e2c8a57572 73 std::memcpy(buffer + offset, mMimeType.c_str(), mMimeType.size());
DuyLionTran 0:89e2c8a57572 74 offset += mMimeType.size();
DuyLionTran 0:89e2c8a57572 75 std::memcpy(buffer + offset, mData, mDataLength);
DuyLionTran 0:89e2c8a57572 76 offset += mDataLength;
DuyLionTran 0:89e2c8a57572 77 return offset;
DuyLionTran 0:89e2c8a57572 78 }
DuyLionTran 0:89e2c8a57572 79
DuyLionTran 0:89e2c8a57572 80 RecordMimeType* RecordMimeType::parse(const RecordHeader &header,
DuyLionTran 0:89e2c8a57572 81 const uint8_t* buffer) {
DuyLionTran 0:89e2c8a57572 82 uint32_t offset = 0;
DuyLionTran 0:89e2c8a57572 83 if (header.get_FNT() != RecordHeader::Mime_media_type) {
DuyLionTran 0:89e2c8a57572 84 return NULL;
DuyLionTran 0:89e2c8a57572 85 } //else
DuyLionTran 0:89e2c8a57572 86
DuyLionTran 0:89e2c8a57572 87 //check if it is a know subtype
DuyLionTran 0:89e2c8a57572 88 RecordMimeType *r = RecordVCard::parse(header, buffer);
DuyLionTran 0:89e2c8a57572 89 if (r != NULL) {
DuyLionTran 0:89e2c8a57572 90 return r;
DuyLionTran 0:89e2c8a57572 91 }
DuyLionTran 0:89e2c8a57572 92
DuyLionTran 0:89e2c8a57572 93 r = RecordWifiConf::parse(header, buffer);
DuyLionTran 0:89e2c8a57572 94 if (r != NULL) {
DuyLionTran 0:89e2c8a57572 95 return r;
DuyLionTran 0:89e2c8a57572 96 }
DuyLionTran 0:89e2c8a57572 97
DuyLionTran 0:89e2c8a57572 98 //build a generic mameType
DuyLionTran 0:89e2c8a57572 99 uint32_t dataOffset = offset + header.get_type_length()+header.get_id_length();
DuyLionTran 0:89e2c8a57572 100 return new RecordMimeType(
DuyLionTran 0:89e2c8a57572 101 std::string((const char*) buffer + offset, header.get_type_length()),
DuyLionTran 0:89e2c8a57572 102 buffer + dataOffset, header.get_payload_length());
DuyLionTran 0:89e2c8a57572 103 }
DuyLionTran 0:89e2c8a57572 104
DuyLionTran 0:89e2c8a57572 105 void RecordMimeType::copy_mime_data(const uint8_t* data, uint32_t dataLength) {
DuyLionTran 0:89e2c8a57572 106 delete_mime_data();
DuyLionTran 0:89e2c8a57572 107 mData = new uint8_t[dataLength];
DuyLionTran 0:89e2c8a57572 108 mDataLength=dataLength;
DuyLionTran 0:89e2c8a57572 109 std::memcpy(mData,data,dataLength);
DuyLionTran 0:89e2c8a57572 110 mRecordHeader.set_payload_length(dataLength);
DuyLionTran 0:89e2c8a57572 111 mDataToFree=true;
DuyLionTran 0:89e2c8a57572 112 }
DuyLionTran 0:89e2c8a57572 113
DuyLionTran 0:89e2c8a57572 114 } /* namespace NDefLib */
DuyLionTran 0:89e2c8a57572 115
DuyLionTran 0:89e2c8a57572 116
DuyLionTran 0:89e2c8a57572 117 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/