| #include <stdlib.h> |
| #include <stdio.h> |
| #include <wchar.h> |
| #include <windows.h> |
| #include <winnls.h> |
| |
| int __cdecl __mingw_str_wide_utf8(const wchar_t * const wptr, char **mbptr, size_t *buflen) |
| { |
| size_t len; |
| char *buf; |
| int ret = 0; |
| |
| len = WideCharToMultiByte(CP_UTF8, 0, wptr, -1, NULL, 0, NULL, NULL); /* Get utf-8 string length */ |
| buf = calloc(len + 1, sizeof (char)); /* Can we assume sizeof char always = 1? */ |
| |
| if(!buf) len = 0; |
| else { |
| if (len != 0) ret = WideCharToMultiByte(CP_UTF8, 0, wptr, -1, buf, len, NULL, NULL); /*Do actual conversion*/ |
| buf[len] = '0'; /* Must terminate */ |
| } |
| *mbptr = buf; /* Set string pointer to allocated buffer */ |
| if(buflen != NULL) *buflen = (len) * sizeof (char); /* Give length of allocated memory if needed. */ |
| return ret; |
| } |
| |
| int __cdecl __mingw_str_utf8_wide(const char *const mbptr, wchar_t **wptr, size_t *buflen) |
| { |
| size_t len; |
| wchar_t *buf; |
| int ret = 0; |
| |
| len = MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, mbptr, -1, NULL, 0); /* Get converted size */ |
| buf = calloc(len + 1, sizeof (wchar_t)); /* Allocate memory accordingly */ |
| |
| if(!buf) len = 0; |
| else { |
| if (len != 0) ret = MultiByteToWideChar (CP_UTF8, MB_ERR_INVALID_CHARS, mbptr, -1, buf, len); /* Do conversion */ |
| buf[len] = L'0'; /* Must terminate */ |
| } |
| *wptr = buf; /* Set string pointer to allocated buffer */ |
| if (buflen != NULL) *buflen = len * sizeof (wchar_t); /* Give length of allocated memory if needed. */ |
| return ret; /* Number of characters written */ |
| } |
| |
| void __cdecl __mingw_str_free(void *ptr) |
| { |
| if (ptr) free(ptr); |
| } |