141 lines
2.2 KiB
C++
141 lines
2.2 KiB
C++
#ifndef NULLSOFT_AUTOCHARH
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#define NULLSOFT_AUTOCHARH
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#ifdef WIN32
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#include <windows.h>
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#include <stdlib.h>
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inline char *AutoCharDupN(const wchar_t *convert, size_t len, UINT codePage = CP_ACP, UINT flags=0)
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{
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if (!convert)
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return 0;
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int size = WideCharToMultiByte(codePage, flags, convert, (int)len, 0, 0, NULL, NULL);
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if (!size)
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return 0;
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char *narrow = (char *)malloc((size+1)*sizeof(char));
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if ( narrow == 0 )
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return 0;
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if (!WideCharToMultiByte(codePage, flags, convert, (int)len, narrow, size, NULL, NULL))
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{
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free(narrow);
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narrow=0;
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}
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else
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narrow[size]=0;
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return narrow;
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}
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inline char *AutoCharDup(const wchar_t *convert, UINT codePage = CP_ACP, UINT flags=0)
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{
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if (!convert)
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return 0;
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int size = WideCharToMultiByte(codePage, flags, convert, -1, 0, 0, NULL, NULL);
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if (!size)
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return 0;
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char *narrow = (char *)malloc(size*sizeof(char));
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if ( narrow == 0 )
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return 0;
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if (!WideCharToMultiByte(codePage, flags, convert, -1, narrow, size, NULL, NULL))
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{
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free(narrow);
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narrow=0;
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}
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return narrow;
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}
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class AutoChar
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{
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public:
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AutoChar(const wchar_t *convert, UINT codePage = CP_ACP, UINT flags=0) : narrow(0)
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{
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narrow = AutoCharDup(convert, codePage, flags);
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}
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~AutoChar()
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{
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free(narrow);
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narrow=0;
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}
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operator const char *()
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{
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return narrow;
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}
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operator char *()
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{
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return narrow;
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}
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protected:
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AutoChar() : narrow(0)
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{
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}
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char *narrow;
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};
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class AutoCharN : public AutoChar
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{
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public:
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AutoCharN(const wchar_t *convert, size_t len, UINT codePage = CP_ACP, UINT flags=0)
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{
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narrow = AutoCharDupN(convert, len, codePage, flags);
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}
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};
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#else
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#include <stdlib.h>
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#include <wchar.h>
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inline char *AutoCharDup(const wchar_t *convert)
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{
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if (!convert)
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return 0;
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size_t size = wcslen(convert)+1;
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if (!size)
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return 0;
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char *narrow = (char *)malloc(size*sizeof(char));
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if ( narrow == 0 )
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return 0;
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if (wcstombs(narrow, convert, size) == (size_t)-1)
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{
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free(narrow);
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narrow=0;
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}
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return narrow;
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}
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class AutoChar
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{
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public:
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AutoChar(const wchar_t *convert) : narrow(0)
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{
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narrow = AutoCharDup(convert);
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}
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~AutoChar()
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{
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free(narrow);
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narrow=0;
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}
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operator const char *()
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{
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return narrow;
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}
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operator char *()
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{
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return narrow;
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}
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private:
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char *narrow;
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};
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#endif
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#endif |