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add ui charset converter and stuff

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Nishi 2026-04-23 14:59:35 +09:00
commit 5ff982d106
9 changed files with 176 additions and 25 deletions
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src/abstract/charset.c Normal file
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#include <Mw/Milsko.h>
#ifndef CP_UTF8
#define CP_UTF8 65001
#endif
char* MwACPToUTF8(const char* input){
#if defined(_WIN32) && defined(MW_HAS_WCHAR)
int mbbytes = (strlen(input) + 1) * 4;
int wbytes = 0;
int len;
wchar_t* wout;
char* mbout = malloc(mbbytes);
wbytes = MultiByteToWideChar(CP_ACP, 0, input, strlen(input), NULL, 0) * sizeof(wchar_t);
if(wbytes == 0){
free(mbout);
return MwStringDuplicate(input);
}
wout = malloc(wbytes);
len = wbytes / sizeof(wchar_t);
memset(wout, 0, wbytes);
memset(mbout, 0, mbbytes);
len = MultiByteToWideChar(CP_ACP, 0, input, strlen(input), wout, len);
if(len == 0){
free(mbout);
free(wout);
return MwStringDuplicate(input);
}
len = WideCharToMultiByte(CP_UTF8, 0, wout, len, mbout, mbbytes, 0, 0);
if(len == 0){
free(mbout);
free(wout);
return MwStringDuplicate(input);
}
mbout[len] = 0;
free(wout);
return mbout;
#else
return MwStringDuplicate(input);
#endif
}
char* MwUTF8ToACP(const char* input){
#if defined(_WIN32) && defined(MW_HAS_WCHAR)
int mbbytes = (strlen(input) + 1) * 4;
int wbytes = 0;
int len;
wchar_t* wout;
char* mbout = malloc(mbbytes);
wbytes = MultiByteToWideChar(CP_UTF8, 0, input, strlen(input), NULL, 0) * sizeof(wchar_t);
if(wbytes == 0){
free(mbout);
return MwStringDuplicate(input);
}
wout = malloc(wbytes);
len = wbytes / sizeof(wchar_t);
memset(wout, 0, wbytes);
memset(mbout, 0, mbbytes);
len = MultiByteToWideChar(CP_UTF8, 0, input, strlen(input), wout, len);
if(len == 0){
free(mbout);
free(wout);
return MwStringDuplicate(input);
}
len = WideCharToMultiByte(CP_ACP, 0, wout, len, mbout, mbbytes, 0, 0);
if(len == 0){
free(mbout);
free(wout);
return MwStringDuplicate(input);
}
mbout[len] = 0;
free(wout);
return mbout;
#else
return MwStringDuplicate(input);
#endif
}