v-16
Message.cpp@1:872e54e3c364, 2017-12-12 (annotated)
- Committer:
- DuyLionTran
- Date:
- Tue Dec 12 16:00:06 2017 +0000
- Revision:
- 1:872e54e3c364
- Parent:
- 0:6eb44b07d867
v-16
Who changed what in which revision?
User | Revision | Line number | New contents of line |
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DuyLionTran | 0:6eb44b07d867 | 1 | /** |
DuyLionTran | 0:6eb44b07d867 | 2 | ****************************************************************************** |
DuyLionTran | 0:6eb44b07d867 | 3 | * @file Message.cpp |
DuyLionTran | 0:6eb44b07d867 | 4 | * @author ST / Central Labs |
DuyLionTran | 0:6eb44b07d867 | 5 | * @version V2.0.0 |
DuyLionTran | 0:6eb44b07d867 | 6 | * @date 28 Apr 2017 |
DuyLionTran | 0:6eb44b07d867 | 7 | * @brief NDef Message class implementation |
DuyLionTran | 0:6eb44b07d867 | 8 | ****************************************************************************** |
DuyLionTran | 0:6eb44b07d867 | 9 | * @attention |
DuyLionTran | 0:6eb44b07d867 | 10 | * |
DuyLionTran | 0:6eb44b07d867 | 11 | * <h2><center>© COPYRIGHT(c) 2015 STMicroelectronics</center></h2> |
DuyLionTran | 0:6eb44b07d867 | 12 | * |
DuyLionTran | 0:6eb44b07d867 | 13 | * Redistribution and use in source and binary forms, with or without modification, |
DuyLionTran | 0:6eb44b07d867 | 14 | * are permitted provided that the following conditions are met: |
DuyLionTran | 0:6eb44b07d867 | 15 | * 1. Redistributions of source code must retain the above copyright notice, |
DuyLionTran | 0:6eb44b07d867 | 16 | * this list of conditions and the following disclaimer. |
DuyLionTran | 0:6eb44b07d867 | 17 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
DuyLionTran | 0:6eb44b07d867 | 18 | * this list of conditions and the following disclaimer in the documentation |
DuyLionTran | 0:6eb44b07d867 | 19 | * and/or other materials provided with the distribution. |
DuyLionTran | 0:6eb44b07d867 | 20 | * 3. Neither the name of STMicroelectronics nor the names of its contributors |
DuyLionTran | 0:6eb44b07d867 | 21 | * may be used to endorse or promote products derived from this software |
DuyLionTran | 0:6eb44b07d867 | 22 | * without specific prior written permission. |
DuyLionTran | 0:6eb44b07d867 | 23 | * |
DuyLionTran | 0:6eb44b07d867 | 24 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
DuyLionTran | 0:6eb44b07d867 | 25 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
DuyLionTran | 0:6eb44b07d867 | 26 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
DuyLionTran | 0:6eb44b07d867 | 27 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
DuyLionTran | 0:6eb44b07d867 | 28 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
DuyLionTran | 0:6eb44b07d867 | 29 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
DuyLionTran | 0:6eb44b07d867 | 30 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
DuyLionTran | 0:6eb44b07d867 | 31 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
DuyLionTran | 0:6eb44b07d867 | 32 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
DuyLionTran | 0:6eb44b07d867 | 33 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
DuyLionTran | 0:6eb44b07d867 | 34 | * |
DuyLionTran | 0:6eb44b07d867 | 35 | ****************************************************************************** |
DuyLionTran | 0:6eb44b07d867 | 36 | */ |
DuyLionTran | 0:6eb44b07d867 | 37 | |
DuyLionTran | 0:6eb44b07d867 | 38 | #include <cstdlib> |
DuyLionTran | 0:6eb44b07d867 | 39 | #include "NDefLib/Message.h" |
DuyLionTran | 0:6eb44b07d867 | 40 | #include "RecordType/EmptyRecord.h" |
DuyLionTran | 0:6eb44b07d867 | 41 | #include "RecordType/RecordText.h" |
DuyLionTran | 0:6eb44b07d867 | 42 | #include "RecordType/RecordAAR.h" |
DuyLionTran | 0:6eb44b07d867 | 43 | #include "RecordType/RecordMimeType.h" |
DuyLionTran | 0:6eb44b07d867 | 44 | #include "RecordType/RecordURI.h" |
DuyLionTran | 0:6eb44b07d867 | 45 | |
DuyLionTran | 0:6eb44b07d867 | 46 | namespace NDefLib { |
DuyLionTran | 0:6eb44b07d867 | 47 | |
DuyLionTran | 0:6eb44b07d867 | 48 | uint16_t Message::get_byte_length() const { |
DuyLionTran | 0:6eb44b07d867 | 49 | uint16_t lenght = 2; //length size |
DuyLionTran | 0:6eb44b07d867 | 50 | |
DuyLionTran | 0:6eb44b07d867 | 51 | if (mRecords.size() == 0) { |
DuyLionTran | 0:6eb44b07d867 | 52 | return lenght + EmptyRecord().get_byte_length(); |
DuyLionTran | 0:6eb44b07d867 | 53 | } |
DuyLionTran | 0:6eb44b07d867 | 54 | |
DuyLionTran | 0:6eb44b07d867 | 55 | std::vector<Record*>::const_iterator it = mRecords.begin(); |
DuyLionTran | 0:6eb44b07d867 | 56 | const std::vector<Record*>::const_iterator end = mRecords.end(); |
DuyLionTran | 0:6eb44b07d867 | 57 | |
DuyLionTran | 0:6eb44b07d867 | 58 | for (; it != end; ++it) { |
DuyLionTran | 0:6eb44b07d867 | 59 | lenght += (*it)->get_byte_length(); |
DuyLionTran | 0:6eb44b07d867 | 60 | } //for |
DuyLionTran | 0:6eb44b07d867 | 61 | |
DuyLionTran | 0:6eb44b07d867 | 62 | return lenght; |
DuyLionTran | 0:6eb44b07d867 | 63 | } //getByteLenght |
DuyLionTran | 0:6eb44b07d867 | 64 | |
DuyLionTran | 0:6eb44b07d867 | 65 | uint16_t Message::write(uint8_t *buffer) const { |
DuyLionTran | 0:6eb44b07d867 | 66 | |
DuyLionTran | 0:6eb44b07d867 | 67 | const uint16_t length = get_byte_length() - 2; |
DuyLionTran | 0:6eb44b07d867 | 68 | uint16_t offset = 0; |
DuyLionTran | 0:6eb44b07d867 | 69 | buffer[offset++] = (uint8_t) ((length & 0xFF00) >> 8); |
DuyLionTran | 0:6eb44b07d867 | 70 | buffer[offset++] = (uint8_t) ((length & 0x00FF)); |
DuyLionTran | 0:6eb44b07d867 | 71 | |
DuyLionTran | 0:6eb44b07d867 | 72 | const uint32_t nRecord = mRecords.size(); |
DuyLionTran | 0:6eb44b07d867 | 73 | |
DuyLionTran | 0:6eb44b07d867 | 74 | if (mRecords.size() == 0) { |
DuyLionTran | 0:6eb44b07d867 | 75 | offset += EmptyRecord().write(buffer + offset); |
DuyLionTran | 0:6eb44b07d867 | 76 | return offset; |
DuyLionTran | 0:6eb44b07d867 | 77 | } //else |
DuyLionTran | 0:6eb44b07d867 | 78 | |
DuyLionTran | 0:6eb44b07d867 | 79 | for (uint32_t i = 0; i < nRecord; i++) { |
DuyLionTran | 0:6eb44b07d867 | 80 | Record *r = mRecords[i]; |
DuyLionTran | 0:6eb44b07d867 | 81 | |
DuyLionTran | 0:6eb44b07d867 | 82 | r->set_as_middle_record(); |
DuyLionTran | 0:6eb44b07d867 | 83 | if (i == 0) { |
DuyLionTran | 0:6eb44b07d867 | 84 | r->set_as_first_record(); |
DuyLionTran | 0:6eb44b07d867 | 85 | } |
DuyLionTran | 0:6eb44b07d867 | 86 | if (i == nRecord - 1) { |
DuyLionTran | 0:6eb44b07d867 | 87 | r->set_as_last_record(); |
DuyLionTran | 0:6eb44b07d867 | 88 | } |
DuyLionTran | 0:6eb44b07d867 | 89 | |
DuyLionTran | 0:6eb44b07d867 | 90 | offset += r->write(buffer + offset); |
DuyLionTran | 0:6eb44b07d867 | 91 | } //for |
DuyLionTran | 0:6eb44b07d867 | 92 | |
DuyLionTran | 0:6eb44b07d867 | 93 | return offset; |
DuyLionTran | 0:6eb44b07d867 | 94 | } //write |
DuyLionTran | 0:6eb44b07d867 | 95 | |
DuyLionTran | 0:6eb44b07d867 | 96 | void Message::parse_message(const uint8_t * const rawNdefFile, const uint16_t length, Message *msg) { |
DuyLionTran | 0:6eb44b07d867 | 97 | uint16_t offset = 0; |
DuyLionTran | 0:6eb44b07d867 | 98 | Record *r; |
DuyLionTran | 0:6eb44b07d867 | 99 | |
DuyLionTran | 0:6eb44b07d867 | 100 | RecordHeader header; |
DuyLionTran | 0:6eb44b07d867 | 101 | do { |
DuyLionTran | 0:6eb44b07d867 | 102 | const uint8_t headerLenght = header.load_header(rawNdefFile + offset); |
DuyLionTran | 0:6eb44b07d867 | 103 | r = RecordText::parse(header, rawNdefFile + offset + headerLenght); |
DuyLionTran | 0:6eb44b07d867 | 104 | if (r == NULL) { |
DuyLionTran | 0:6eb44b07d867 | 105 | r = RecordAAR::parse(header, rawNdefFile + offset + headerLenght); |
DuyLionTran | 0:6eb44b07d867 | 106 | } |
DuyLionTran | 0:6eb44b07d867 | 107 | if (r == NULL) { |
DuyLionTran | 0:6eb44b07d867 | 108 | r = RecordMimeType::parse(header, |
DuyLionTran | 0:6eb44b07d867 | 109 | rawNdefFile + offset + headerLenght); |
DuyLionTran | 0:6eb44b07d867 | 110 | } |
DuyLionTran | 0:6eb44b07d867 | 111 | if (r == NULL) { |
DuyLionTran | 0:6eb44b07d867 | 112 | r = RecordURI::parse(header, rawNdefFile + offset + headerLenght); |
DuyLionTran | 0:6eb44b07d867 | 113 | } |
DuyLionTran | 0:6eb44b07d867 | 114 | |
DuyLionTran | 0:6eb44b07d867 | 115 | offset += header.get_record_length(); |
DuyLionTran | 0:6eb44b07d867 | 116 | msg->add_record(r); |
DuyLionTran | 0:6eb44b07d867 | 117 | } while (offset < length); |
DuyLionTran | 0:6eb44b07d867 | 118 | } |
DuyLionTran | 0:6eb44b07d867 | 119 | |
DuyLionTran | 0:6eb44b07d867 | 120 | void Message::remove_and_delete_all_record(Message &msg){ |
DuyLionTran | 0:6eb44b07d867 | 121 | const uint32_t nRecords =msg.get_N_records(); |
DuyLionTran | 0:6eb44b07d867 | 122 | for (uint32_t i =0 ;i<nRecords ;i++) { |
DuyLionTran | 0:6eb44b07d867 | 123 | NDefLib::Record *r = msg[i]; |
DuyLionTran | 0:6eb44b07d867 | 124 | delete r; |
DuyLionTran | 0:6eb44b07d867 | 125 | }//for |
DuyLionTran | 0:6eb44b07d867 | 126 | msg.mRecords.clear(); |
DuyLionTran | 0:6eb44b07d867 | 127 | }//removeAndDeleteAllRecord |
DuyLionTran | 0:6eb44b07d867 | 128 | |
DuyLionTran | 0:6eb44b07d867 | 129 | } /* namespace NDefLib */ |
DuyLionTran | 0:6eb44b07d867 | 130 | |
DuyLionTran | 0:6eb44b07d867 | 131 | |
DuyLionTran | 0:6eb44b07d867 | 132 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |