3rdparty/tinyxml/tinystr.cpp

/*
www.sourceforge.net/projects/tinyxml
Original file by Yves Berquin.

This software is provided 'as-is', without any express or implied
warranty. In no event will the authors be held liable for any
damages arising from the use of this software.

Permission is granted to anyone to use this software for any
purpose, including commercial applications, and to alter it and
redistribute it freely, subject to the following restrictions:

1. The origin of this software must not be misrepresented; you must
not claim that you wrote the original software. If you use this
software in a product, an acknowledgment in the product documentation
would be appreciated but is not required.

2. Altered source versions must be plainly marked as such, and
must not be misrepresented as being the original software.

3. This notice may not be removed or altered from any source
distribution.
*/

/*
 * THIS FILE WAS ALTERED BY Tyge Løvset, 7. April 2005.
 */


#ifndef TIXML_USE_STL

#include "tinystr.h"

// Error value for find primitive
const TiXmlString::size_type TiXmlString::npos = static_cast< TiXmlString::size_type >(-1);


// Null rep.
TiXmlString::Rep TiXmlString::nullrep_ = { 0, 0, '\0' };


void TiXmlString::reserve (size_type cap)
{
        if (cap > capacity())
        {
                TiXmlString tmp;
                tmp.init(length(), cap);
                memcpy(tmp.start(), data(), length());
                swap(tmp);
        }
}


TiXmlString& TiXmlString::assign(const char* str, size_type len)
{
        size_type cap = capacity();
        if (len > cap || cap > 3*(len + 8))
        {
                TiXmlString tmp;
                tmp.init(len);
                memcpy(tmp.start(), str, len);
                swap(tmp);
        }
        else
        {
                memmove(start(), str, len);
                set_size(len);
        }
        return *this;
}


TiXmlString& TiXmlString::append(const char* str, size_type len)
{
        size_type newsize = length() + len;
        if (newsize > capacity())
        {
                reserve (newsize + capacity());
        }
        memmove(finish(), str, len);
        set_size(newsize);
        return *this;
}


TiXmlString operator + (const TiXmlString & a, const TiXmlString & b)
{
        TiXmlString tmp;
        tmp.reserve(a.length() + b.length());
        tmp += a;
        tmp += b;
        return tmp;
}

TiXmlString operator + (const TiXmlString & a, const char* b)
{
        TiXmlString tmp;
        TiXmlString::size_type b_len = static_cast<TiXmlString::size_type>( strlen(b) );
        tmp.reserve(a.length() + b_len);
        tmp += a;
        tmp.append(b, b_len);
        return tmp;
}

TiXmlString operator + (const char* a, const TiXmlString & b)
{
        TiXmlString tmp;
        TiXmlString::size_type a_len = static_cast<TiXmlString::size_type>( strlen(a) );
        tmp.reserve(a_len + b.length());
        tmp.append(a, a_len);
        tmp += b;
        return tmp;
}


#endif  // TIXML_USE_STL
1	/*
2	www.sourceforge.net/projects/tinyxml
3	Original file by Yves Berquin.
4
5	This software is provided 'as-is', without any express or implied
6	warranty. In no event will the authors be held liable for any
7	damages arising from the use of this software.
8
9	Permission is granted to anyone to use this software for any
10	purpose, including commercial applications, and to alter it and
11	redistribute it freely, subject to the following restrictions:
12
13	1. The origin of this software must not be misrepresented; you must
14	not claim that you wrote the original software. If you use this
15	software in a product, an acknowledgment in the product documentation
16	would be appreciated but is not required.
17
18	2. Altered source versions must be plainly marked as such, and
19	must not be misrepresented as being the original software.
20
21	3. This notice may not be removed or altered from any source
22	distribution.
23	*/
24
25	/*
26	* THIS FILE WAS ALTERED BY Tyge Løvset, 7. April 2005.
27	*/
28
29
30	#ifndef TIXML_USE_STL
31
32	#include "tinystr.h"
33
34	// Error value for find primitive
35	const TiXmlString::size_type TiXmlString::npos = static_cast< TiXmlString::size_type >(-1);
36
37
38	// Null rep.
39	TiXmlString::Rep TiXmlString::nullrep_ = { 0, 0, '\0' };
40
41
42	void TiXmlString::reserve (size_type cap)
43	{
44	if (cap > capacity())
45	{
46	TiXmlString tmp;
47	tmp.init(length(), cap);
48	memcpy(tmp.start(), data(), length());
49	swap(tmp);
50	}
51	}
52
53
54	TiXmlString& TiXmlString::assign(const char* str, size_type len)
55	{
56	size_type cap = capacity();
57	if (len > cap \|\| cap > 3*(len + 8))
58	{
59	TiXmlString tmp;
60	tmp.init(len);
61	memcpy(tmp.start(), str, len);
62	swap(tmp);
63	}
64	else
65	{
66	memmove(start(), str, len);
67	set_size(len);
68	}
69	return *this;
70	}
71
72
73	TiXmlString& TiXmlString::append(const char* str, size_type len)
74	{
75	size_type newsize = length() + len;
76	if (newsize > capacity())
77	{
78	reserve (newsize + capacity());
79	}
80	memmove(finish(), str, len);
81	set_size(newsize);
82	return *this;
83	}
84
85
86	TiXmlString operator + (const TiXmlString & a, const TiXmlString & b)
87	{
88	TiXmlString tmp;
89	tmp.reserve(a.length() + b.length());
90	tmp += a;
91	tmp += b;
92	return tmp;
93	}
94
95	TiXmlString operator + (const TiXmlString & a, const char* b)
96	{
97	TiXmlString tmp;
98	TiXmlString::size_type b_len = static_cast<TiXmlString::size_type>( strlen(b) );
99	tmp.reserve(a.length() + b_len);
100	tmp += a;
101	tmp.append(b, b_len);
102	return tmp;
103	}
104
105	TiXmlString operator + (const char* a, const TiXmlString & b)
106	{
107	TiXmlString tmp;
108	TiXmlString::size_type a_len = static_cast<TiXmlString::size_type>( strlen(a) );
109	tmp.reserve(a_len + b.length());
110	tmp.append(a, a_len);
111	tmp += b;
112	return tmp;
113	}
114
115
116	#endif // TIXML_USE_STL