static int __cdecl __crtLCMapStringW_stat( _locale_t plocinfo, LCID Locale, DWORD dwMapFlags, LPCWSTR lpSrcStr, int cchSrc, LPWSTR lpDestStr, int cchDest, int code_page ) { static int f_use = 0; /* * Look for unstubbed 'preferred' flavor. Otherwise use available flavor. * Must actually call the function to ensure it's not a stub. */ if (0 == f_use) { if (0 != LCMapStringW(0, LCMAP_LOWERCASE, L"\0", 1, NULL, 0)) { f_use = USE_W; } else if (GetLastError() == ERROR_CALL_NOT_IMPLEMENTED) { f_use = USE_A; } } /* * LCMapString will map past NULL. Must find NULL if in string * before cchSrc wide characters. */ if (cchSrc > 0) { cchSrc = wcsncnt(lpSrcStr, cchSrc); } /* Use "W" version */ if (USE_W == f_use) { return LCMapStringW(Locale, dwMapFlags, lpSrcStr, cchSrc, lpDestStr, cchDest); } /* Use "A" version */ if (USE_A == f_use || f_use == 0) { int retval = 0; int inbuff_size; int outbuff_size; unsigned char* inbuffer = NULL; unsigned char* outbuffer = NULL; int AnsiCP = 0; /* * Convert string and return the requested information. Note that * we are converting to a multibyte string so there is not a * one-to-one correspondence between number of wide chars in the * input string and the number of *bytes* in the buffer. However, * there had *better be* a one-to-one correspondence between the * number of wide characters and the number of multibyte characters * (enforced by WC_SEPCHARS) in the buffer or the resulting mapped * string will be worthless to the user. * */ /* * Use __lc_codepage for conversion if code_page not specified */ if (0 == Locale) { Locale = plocinfo->locinfo->lc_handle[LC_CTYPE]; } if (0 == code_page) { code_page = plocinfo->locinfo->lc_codepage; } /* * Always use Ansi codepage with Ansi WinAPI because they use * Ansi codepage */ if (code_page != (AnsiCP = __ansicp(Locale))) { if (AnsiCP != -1) { code_page = AnsiCP; } } /* find out how big a buffer we need (includes NULL if any) */ if (0 == (inbuff_size = WideCharToMultiByte(code_page, 0, lpSrcStr, cchSrc, NULL, 0, NULL, NULL))) { return 0; } /* allocate enough space for chars */ inbuffer = (unsigned char*)_calloca(inbuff_size, sizeof(char)); if (inbuffer == NULL) { return 0; } /* do the conversion */ if (0 == WideCharToMultiByte(code_page, 0, lpSrcStr, cchSrc, (char*)inbuffer, inbuff_size, NULL, NULL)) { goto error_cleanup; } /* get size required for string mapping */ if (0 == (outbuff_size = LCMapStringA(Locale, dwMapFlags, (const char*)inbuffer, inbuff_size, NULL, 0))) { goto error_cleanup; } /* allocate enough space for chars and NULL */ outbuffer = (unsigned char*)_calloca(outbuff_size, sizeof(char)); if (outbuffer == NULL) { goto error_cleanup; } /* do string mapping */ if (0 == LCMapStringA(Locale, dwMapFlags, (const char*)inbuffer, inbuff_size, (char*)outbuffer, outbuff_size)) { goto error_cleanup; } if (dwMapFlags & LCMAP_SORTKEY) { /* outbuff_size > cchDest is allowed */ retval = outbuff_size; if (0 != cchDest) /* SORTKEY returns BYTES, just copy */ _ERRCHECK(strncpy_s((char*)lpDestStr, cchDest, (char*)outbuffer, cchDest <= outbuff_size ? cchDest - 1 : outbuff_size)); } else { if (0 == cchDest) { /* get size required */ if (0 == (retval = MultiByteToWideChar(code_page, MB_PRECOMPOSED, (const char*)outbuffer, outbuff_size, NULL, 0))) { goto error_cleanup; } } else { /* convert mapping */ if (0 == (retval = MultiByteToWideChar(code_page, MB_PRECOMPOSED, (const char*)outbuffer, outbuff_size, lpDestStr, cchDest))) { goto error_cleanup; } } } error_cleanup: if (outbuffer != NULL) { _freea(outbuffer); } _freea(inbuffer); return retval; } else { /* f_use is neither USE_A nor USE_W */ return 0; } }
static BOOL __cdecl __crtGetStringTypeA_stat( _locale_t plocinfo, DWORD dwInfoType, LPCSTR lpSrcStr, int cchSrc, LPWORD lpCharType, int code_page, int lcid, BOOL bError ) { static int f_use = 0; /* * Look for unstubbed 'preferred' flavor. Otherwise use available * flavor. Must actually call the function to ensure it's not a stub. * (Always try wide version first so WinNT can process codepage correctly.) */ if (0 == f_use) { unsigned short dummy; if (0 != GetStringTypeW(CT_CTYPE1, L"\0", 1, &dummy)) f_use = USE_W; else if (GetLastError() == ERROR_CALL_NOT_IMPLEMENTED) f_use = USE_A; } /* Use "A" version */ if (USE_A == f_use || f_use == 0) { char *cbuffer = NULL; int ret; int AnsiCP; if (0 == lcid) lcid = plocinfo->locinfo->lc_handle[LC_CTYPE]; if (0 == code_page) code_page = plocinfo->locinfo->lc_codepage; if ( -1 == (AnsiCP = __ansicp(lcid))) return FALSE; /* If current code-page is not ansi code page, convert it to ansi code page * as GetStringTypeA uses ansi code page to find the strig type. */ if ( AnsiCP != code_page) { cbuffer = __convertcp(code_page, AnsiCP, lpSrcStr, &cchSrc, NULL, 0); if (cbuffer == NULL) return FALSE; lpSrcStr = cbuffer; } ret = GetStringTypeA(lcid, dwInfoType, lpSrcStr, cchSrc, lpCharType); if ( cbuffer != NULL) _free_crt(cbuffer); return ret; } /* Use "W" version */ if (USE_W == f_use) { int retval1; int buff_size; wchar_t *wbuffer; BOOL retval2 = FALSE; /* * Convert string and return the requested information. Note that * we are converting to a wide character string so there is not a * one-to-one correspondence between number of multibyte chars in the * input string and the number of wide chars in the buffer. However, * there had *better be* a one-to-one correspondence between the * number of multibyte characters and the number of WORDs in the * return buffer. */ /* * Use __lc_codepage for conversion if code_page not specified */ if (0 == code_page) code_page = plocinfo->locinfo->lc_codepage; /* find out how big a buffer we need */ if ( 0 == (buff_size = MultiByteToWideChar( code_page, bError ? MB_PRECOMPOSED | MB_ERR_INVALID_CHARS : MB_PRECOMPOSED, lpSrcStr, cchSrc, NULL, 0 )) ) return FALSE; /* allocate enough space for wide chars */ wbuffer = (wchar_t *)_calloca( sizeof(wchar_t), buff_size ); if ( wbuffer == NULL ) { return FALSE; } (void)memset( wbuffer, 0, sizeof(wchar_t) * buff_size ); /* do the conversion */ if ( 0 != (retval1 = MultiByteToWideChar( code_page, MB_PRECOMPOSED, lpSrcStr, cchSrc, wbuffer, buff_size )) ) /* obtain result */ retval2 = GetStringTypeW( dwInfoType, wbuffer, retval1, lpCharType ); _freea(wbuffer); return retval2; } else /* f_use is neither USE_A nor USE_W */ return FALSE; }