1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
|
/*
* mptStringParse.cpp
* ------------------
* Purpose: Convert strings to other types.
* Notes : (currently none)
* Authors: OpenMPT Devs
* The OpenMPT source code is released under the BSD license. Read LICENSE for more details.
*/
#include "stdafx.h"
#include "mptStringParse.h"
#include <locale>
#include <sstream>
OPENMPT_NAMESPACE_BEGIN
template<typename T>
inline T ConvertStrToHelper(const std::string &str)
{
std::istringstream i(str);
i.imbue(std::locale::classic());
T x;
if(!(i >> x))
{
return T();
}
return x;
}
template<> inline bool ConvertStrToHelper(const std::string &str) { return ConvertStrToHelper<int>(str)?true:false; }
template<> inline signed char ConvertStrToHelper(const std::string &str) { return static_cast<signed char>(ConvertStrToHelper<signed int>(str)); }
template<> inline unsigned char ConvertStrToHelper(const std::string &str) { return static_cast<unsigned char>(ConvertStrToHelper<unsigned int>(str)); }
#if MPT_WSTRING_FORMAT
template<typename T>
inline T ConvertStrToHelper(const std::wstring &str)
{
std::wistringstream i(str);
i.imbue(std::locale::classic());
T x;
if(!(i >> x))
{
return T();
}
return x;
}
template<> inline bool ConvertStrToHelper(const std::wstring &str) { return ConvertStrToHelper<int>(str)?true:false; }
template<> inline signed char ConvertStrToHelper(const std::wstring &str) { return static_cast<signed char>(ConvertStrToHelper<signed int>(str)); }
template<> inline unsigned char ConvertStrToHelper(const std::wstring &str) { return static_cast<unsigned char>(ConvertStrToHelper<unsigned int>(str)); }
#endif
bool ConvertStrToBool(const std::string &str) { return ConvertStrToHelper<bool>(str); }
signed char ConvertStrToSignedChar(const std::string &str) { return ConvertStrToHelper<signed char>(str); }
unsigned char ConvertStrToUnsignedChar(const std::string &str) { return ConvertStrToHelper<unsigned char>(str); }
signed short ConvertStrToSignedShort(const std::string &str) { return ConvertStrToHelper<signed short>(str); }
unsigned short ConvertStrToUnsignedShort(const std::string &str) { return ConvertStrToHelper<unsigned short>(str); }
signed int ConvertStrToSignedInt(const std::string &str) { return ConvertStrToHelper<signed int>(str); }
unsigned int ConvertStrToUnsignedInt(const std::string &str) { return ConvertStrToHelper<unsigned int>(str); }
signed long ConvertStrToSignedLong(const std::string &str) { return ConvertStrToHelper<signed long>(str); }
unsigned long ConvertStrToUnsignedLong(const std::string &str) { return ConvertStrToHelper<unsigned long>(str); }
signed long long ConvertStrToSignedLongLong(const std::string &str) { return ConvertStrToHelper<signed long long>(str); }
unsigned long long ConvertStrToUnsignedLongLong(const std::string &str) { return ConvertStrToHelper<unsigned long long>(str); }
float ConvertStrToFloat(const std::string &str) { return ConvertStrToHelper<float>(str); }
double ConvertStrToDouble(const std::string &str) { return ConvertStrToHelper<double>(str); }
long double ConvertStrToLongDouble(const std::string &str) { return ConvertStrToHelper<long double>(str); }
#if MPT_WSTRING_FORMAT
bool ConvertStrToBool(const std::wstring &str) { return ConvertStrToHelper<bool>(str); }
signed char ConvertStrToSignedChar(const std::wstring &str) { return ConvertStrToHelper<signed char>(str); }
unsigned char ConvertStrToUnsignedChar(const std::wstring &str) { return ConvertStrToHelper<unsigned char>(str); }
signed short ConvertStrToSignedShort(const std::wstring &str) { return ConvertStrToHelper<signed short>(str); }
unsigned short ConvertStrToUnsignedShort(const std::wstring &str) { return ConvertStrToHelper<unsigned short>(str); }
signed int ConvertStrToSignedInt(const std::wstring &str) { return ConvertStrToHelper<signed int>(str); }
unsigned int ConvertStrToUnsignedInt(const std::wstring &str) { return ConvertStrToHelper<unsigned int>(str); }
signed long ConvertStrToSignedLong(const std::wstring &str) { return ConvertStrToHelper<signed long>(str); }
unsigned long ConvertStrToUnsignedLong(const std::wstring &str) { return ConvertStrToHelper<unsigned long>(str); }
signed long long ConvertStrToSignedLongLong(const std::wstring &str) { return ConvertStrToHelper<signed long long>(str); }
unsigned long long ConvertStrToUnsignedLongLong(const std::wstring &str) { return ConvertStrToHelper<unsigned long long>(str); }
float ConvertStrToFloat(const std::wstring &str) { return ConvertStrToHelper<float>(str); }
double ConvertStrToDouble(const std::wstring &str) { return ConvertStrToHelper<double>(str); }
long double ConvertStrToLongDouble(const std::wstring &str) { return ConvertStrToHelper<long double>(str); }
#endif
namespace mpt
{
namespace String
{
namespace Parse
{
template<typename T>
T HexToHelper(const std::string &str)
{
std::istringstream i(str);
i.imbue(std::locale::classic());
T x;
if(!(i >> std::hex >> x))
{
return T();
}
return x;
}
template<> unsigned char HexToHelper(const std::string &str) { return static_cast<unsigned char>(HexToHelper<unsigned int>(str)); }
unsigned char HexToUnsignedChar(const std::string &str) { return HexToHelper<unsigned char>(str); }
unsigned short HexToUnsignedShort(const std::string &str) { return HexToHelper<unsigned short>(str); }
unsigned int HexToUnsignedInt(const std::string &str) { return HexToHelper<unsigned int>(str); }
unsigned long HexToUnsignedLong(const std::string &str) { return HexToHelper<unsigned long>(str); }
unsigned long long HexToUnsignedLongLong(const std::string &str) { return HexToHelper<unsigned long long>(str); }
} // namespace Parse
} // namespace String
} // namespace mpt
OPENMPT_NAMESPACE_END
|
