tinystr.cpp
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1 /*
2 www.sourceforge.net/projects/tinyxml
3 
4 This software is provided 'as-is', without any express or implied
5 warranty. In no event will the authors be held liable for any
6 damages arising from the use of this software.
7 
8 Permission is granted to anyone to use this software for any
9 purpose, including commercial applications, and to alter it and
10 redistribute it freely, subject to the following restrictions:
11 
12 1. The origin of this software must not be misrepresented; you must
13 not claim that you wrote the original software. If you use this
14 software in a product, an acknowledgment in the product documentation
15 would be appreciated but is not required.
16 
17 2. Altered source versions must be plainly marked as such, and
18 must not be misrepresented as being the original software.
19 
20 3. This notice may not be removed or altered from any source
21 distribution.
22 */
23 
24 
25 #ifndef TIXML_USE_STL
26 
27 #include "tinystr.h"
28 
29 // Error value for find primitive
31 
32 
33 // Null rep.
34 TiXmlString::Rep TiXmlString::nullrep_ = { 0, 0, { '\0' } };
35 
36 
38 {
39  if (cap > capacity())
40  {
41  TiXmlString tmp;
42  tmp.init(length(), cap);
43  memcpy(tmp.start(), data(), length());
44  swap(tmp);
45  }
46 }
47 
48 
50 {
51  size_type cap = capacity();
52  if (len > cap || cap > 3*(len + 8))
53  {
54  TiXmlString tmp;
55  tmp.init(len);
56  memcpy(tmp.start(), str, len);
57  swap(tmp);
58  }
59  else
60  {
61  memmove(start(), str, len);
62  set_size(len);
63  }
64  return *this;
65 }
66 
67 
69 {
70  size_type newsize = length() + len;
71  if (newsize > capacity())
72  {
73  reserve (newsize + capacity());
74  }
75  memmove(finish(), str, len);
76  set_size(newsize);
77  return *this;
78 }
79 
80 
82 {
83  TiXmlString tmp;
84  tmp.reserve(a.length() + b.length());
85  tmp += a;
86  tmp += b;
87  return tmp;
88 }
89 
90 TiXmlString operator + (const TiXmlString & a, const char* b)
91 {
92  TiXmlString tmp;
93  TiXmlString::size_type b_len = static_cast<TiXmlString::size_type>( strlen(b) );
94  tmp.reserve(a.length() + b_len);
95  tmp += a;
96  tmp.append(b, b_len);
97  return tmp;
98 }
99 
100 TiXmlString operator + (const char* a, const TiXmlString & b)
101 {
102  TiXmlString tmp;
103  TiXmlString::size_type a_len = static_cast<TiXmlString::size_type>( strlen(a) );
104  tmp.reserve(a_len + b.length());
105  tmp.append(a, a_len);
106  tmp += b;
107  return tmp;
108 }
109 
110 
111 #endif // TIXML_USE_STL
static const size_type npos
Definition: tinystr.h:62
void swap(TiXmlString &other)
Definition: tinystr.h:197
TiXmlString operator+(const TiXmlString &a, const TiXmlString &b)
Definition: tinystr.cpp:81
size_type capacity() const
Definition: tinystr.h:143
TiXmlString & assign(const char *str, size_type len)
Definition: tinystr.cpp:49
void reserve(size_type cap)
Definition: tinystr.cpp:37
void init(size_type sz)
Definition: tinystr.h:206
void set_size(size_type sz)
Definition: tinystr.h:207
char * start() const
Definition: tinystr.h:208
size_t size_type
Definition: tinystr.h:59
size_type length() const
Definition: tinystr.h:134
char * finish() const
Definition: tinystr.h:209
TiXmlString & append(const char *str, size_type len)
Definition: tinystr.cpp:68
const char * data() const
Definition: tinystr.h:131
static Rep nullrep_
Definition: tinystr.h:250


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autogenerated on Sat Sep 19 2020 03:19:05