Xinlei Cao / MbedSmartRest

Own fork of MbedSmartRest

Dependents:   MbedSmartRestMain MbedSmartRestMain

Fork of MbedSmartRest by Cumulocity Official

ParsedRecord.cpp@5:2b74510900da, 2014-07-10 (annotated)

Committer:
Cumulocity
Date:
Thu Jul 10 16:20:31 2014 +0200
Revision:
5:2b74510900da
Parent:
4:059b8b90e0d9
Child:
11:e1bee9a77652
Updated from revision 131b98d7d1aa

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Cumulocity 0:099f76422485 1 /*
Cumulocity 0:099f76422485 2 * ParsedRecord.cpp
Cumulocity 0:099f76422485 3 *
Cumulocity 0:099f76422485 4 * Created on: Nov 1, 2013
Cumulocity 0:099f76422485 5 * * Authors: Vincent Wochnik <v.wochnik@gmail.com>
Cumulocity 0:099f76422485 6 *
Cumulocity 0:099f76422485 7 * Copyright (c) 2013 Cumulocity GmbH
Cumulocity 0:099f76422485 8 *
Cumulocity 0:099f76422485 9 * Permission is hereby granted, free of charge, to any person obtaining
Cumulocity 0:099f76422485 10 * a copy of this software and associated documentation files (the
Cumulocity 0:099f76422485 11 * "Software"), to deal in the Software without restriction, including
Cumulocity 0:099f76422485 12 * without limitation the rights to use, copy, modify, merge, publish,
Cumulocity 0:099f76422485 13 * distribute, sublicense, and/or sell copies of the Software, and to
Cumulocity 0:099f76422485 14 * permit persons to whom the Software is furnished to do so, subject to
Cumulocity 0:099f76422485 15 * the following conditions:
Cumulocity 0:099f76422485 16 *
Cumulocity 0:099f76422485 17 * The above copyright notice and this permission notice shall be
Cumulocity 0:099f76422485 18 * included in all copies or substantial portions of the Software.
Cumulocity 0:099f76422485 19 *
Cumulocity 0:099f76422485 20 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
Cumulocity 0:099f76422485 21 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
Cumulocity 0:099f76422485 22 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
Cumulocity 0:099f76422485 23 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
Cumulocity 0:099f76422485 24 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
Cumulocity 0:099f76422485 25 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
Cumulocity 0:099f76422485 26 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
Cumulocity 0:099f76422485 27 */
Cumulocity 0:099f76422485 28
Cumulocity 0:099f76422485 29 #include "ParsedRecord.h"
Cumulocity 0:099f76422485 30 #include "ComposedRecord.h"
Cumulocity 0:099f76422485 31 #include "ParsedValue.h"
Cumulocity 0:099f76422485 32 #include <stdlib.h>
Cumulocity 0:099f76422485 33 #include <string.h>
Cumulocity 0:099f76422485 34
Cumulocity 4:059b8b90e0d9 35 ParsedRecord::ParsedRecord(bool copy) :
Cumulocity 4:059b8b90e0d9 36 _copy(copy)
Cumulocity 0:099f76422485 37 {
Cumulocity 0:099f76422485 38 _count = 0;
Cumulocity 0:099f76422485 39 #ifdef SMARTREST_PARSED_DYNAMIC_ALLOC
Cumulocity 0:099f76422485 40 _values = NULL;
Cumulocity 0:099f76422485 41 #endif
Cumulocity 4:059b8b90e0d9 42 _buffer = NULL;
Cumulocity 0:099f76422485 43 }
Cumulocity 0:099f76422485 44
Cumulocity 0:099f76422485 45 ParsedRecord::~ParsedRecord()
Cumulocity 0:099f76422485 46 {
Cumulocity 0:099f76422485 47 clear();
Cumulocity 0:099f76422485 48
Cumulocity 0:099f76422485 49 #ifdef SMARTREST_PARSED_DYNAMIC_ALLOC
Cumulocity 0:099f76422485 50 if (_values != NULL)
Cumulocity 0:099f76422485 51 free(_values);
Cumulocity 0:099f76422485 52 #endif
Cumulocity 0:099f76422485 53 }
Cumulocity 0:099f76422485 54
Cumulocity 0:099f76422485 55 size_t ParsedRecord::values() const
Cumulocity 0:099f76422485 56 {
Cumulocity 0:099f76422485 57 return _count;
Cumulocity 0:099f76422485 58 }
Cumulocity 0:099f76422485 59
Cumulocity 0:099f76422485 60 const Value& ParsedRecord::value(size_t index) const
Cumulocity 0:099f76422485 61 {
Cumulocity 0:099f76422485 62 return *_values[index];
Cumulocity 0:099f76422485 63 }
Cumulocity 0:099f76422485 64
Cumulocity 4:059b8b90e0d9 65 ParsedRecord* ParsedRecord::copy() const
Cumulocity 0:099f76422485 66 {
Cumulocity 4:059b8b90e0d9 67 ParsedRecord *copy = new ParsedRecord(true);
Cumulocity 4:059b8b90e0d9 68 copy->set(_buffer, _count);
Cumulocity 0:099f76422485 69 return copy;
Cumulocity 0:099f76422485 70 }
Cumulocity 0:099f76422485 71
Cumulocity 0:099f76422485 72 const char * ParsedRecord::rawValue(size_t index) const
Cumulocity 0:099f76422485 73 {
Cumulocity 0:099f76422485 74 if (index >= _count)
Cumulocity 0:099f76422485 75 return NULL;
Cumulocity 0:099f76422485 76
Cumulocity 0:099f76422485 77 const char *ptr = _buffer;
Cumulocity 0:099f76422485 78 for (size_t n = 0; n < index; n++) {
Cumulocity 0:099f76422485 79 ptr += strlen(ptr) + 1;
Cumulocity 0:099f76422485 80 }
Cumulocity 0:099f76422485 81
Cumulocity 0:099f76422485 82 return ptr;
Cumulocity 0:099f76422485 83 }
Cumulocity 0:099f76422485 84
Cumulocity 4:059b8b90e0d9 85 bool ParsedRecord::set(const char *buffer, size_t count)
Cumulocity 0:099f76422485 86 {
Cumulocity 0:099f76422485 87 clear();
Cumulocity 4:059b8b90e0d9 88
Cumulocity 0:099f76422485 89 #ifdef SMARTREST_PARSED_DYNAMIC_ALLOC
Cumulocity 0:099f76422485 90 const Value **values = (const Value**)realloc(_values, count*sizeof(Value*));
Cumulocity 0:099f76422485 91 if (values == NULL)
Cumulocity 4:059b8b90e0d9 92 return false;
Cumulocity 0:099f76422485 93 _values = values;
Cumulocity 0:099f76422485 94 #else
Cumulocity 0:099f76422485 95 if (count > SMARTREST_PARSED_FIXED_SIZE)
Cumulocity 0:099f76422485 96 count = SMARTREST_PARSED_FIXED_SIZE;
Cumulocity 0:099f76422485 97 #endif
Cumulocity 0:099f76422485 98
Cumulocity 4:059b8b90e0d9 99 if (_copy) {
Cumulocity 4:059b8b90e0d9 100 const char *ptr = buffer;
Cumulocity 4:059b8b90e0d9 101 for (size_t n = 0; n < count; n++)
Cumulocity 4:059b8b90e0d9 102 ptr += strlen(ptr) + 1;
Cumulocity 4:059b8b90e0d9 103 _buffer = (const char*)malloc(ptr-buffer);
Cumulocity 4:059b8b90e0d9 104 if (_buffer == NULL)
Cumulocity 4:059b8b90e0d9 105 return false;
Cumulocity 4:059b8b90e0d9 106 memcpy((char*)_buffer, buffer, ptr-buffer);
Cumulocity 4:059b8b90e0d9 107 } else {
Cumulocity 4:059b8b90e0d9 108 _buffer = buffer;
Cumulocity 4:059b8b90e0d9 109 }
Cumulocity 4:059b8b90e0d9 110 _count = count;
Cumulocity 4:059b8b90e0d9 111
Cumulocity 4:059b8b90e0d9 112 const char *ptr = _buffer;
Cumulocity 0:099f76422485 113 for (size_t n = 0; n < count; n++) {
Cumulocity 0:099f76422485 114 _values[n] = new ParsedValue(ptr, false);
Cumulocity 0:099f76422485 115 ptr += strlen(ptr) + 1;
Cumulocity 0:099f76422485 116 }
Cumulocity 0:099f76422485 117
Cumulocity 4:059b8b90e0d9 118 return true;
Cumulocity 0:099f76422485 119 }
Cumulocity 0:099f76422485 120
Cumulocity 0:099f76422485 121 void ParsedRecord::clear()
Cumulocity 0:099f76422485 122 {
Cumulocity 0:099f76422485 123 for (size_t n = 0; n < _count; n++)
Cumulocity 0:099f76422485 124 delete _values[n];
Cumulocity 4:059b8b90e0d9 125 if ((_copy) && (_buffer != NULL))
Cumulocity 4:059b8b90e0d9 126 free((char*)_buffer);
Cumulocity 4:059b8b90e0d9 127 _buffer = NULL;
Cumulocity 4:059b8b90e0d9 128 _count = 0;
Cumulocity 0:099f76422485 129 }