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Git conversion: Make reactos the root directory, move rosapps, rostests, wallpapers into modules, and delete rossubsys.
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24198 changed files with 0 additions and 37285 deletions
207
sdk/lib/crt/string/wtoi64.c
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207
sdk/lib/crt/string/wtoi64.c
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#include <precomp.h>
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#include <internal/wine/msvcrt.h>
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/*********************************************************************
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* _wtoi64_l (MSVCRT.@)
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*/
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__int64 CDECL _wtoi64_l(const wchar_t *str, _locale_t locale)
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{
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ULONGLONG RunningTotal = 0;
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BOOL bMinus = FALSE;
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while (iswctype((int)*str, _SPACE)) {
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str++;
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} /* while */
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if (*str == '+') {
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str++;
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} else if (*str == '-') {
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bMinus = TRUE;
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str++;
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} /* if */
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while (*str >= '0' && *str <= '9') {
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RunningTotal = RunningTotal * 10 + *str - '0';
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str++;
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} /* while */
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return bMinus ? -RunningTotal : RunningTotal;
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}
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/*********************************************************************
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* _wtoi64 (MSVCRT.@)
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*/
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__int64 CDECL _wtoi64(const wchar_t *str)
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{
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return _wtoi64_l(str, NULL);
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}
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/*********************************************************************
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* _wcstoi64_l (MSVCRT.@)
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*
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* FIXME: locale parameter is ignored
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*/
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__int64 CDECL _wcstoi64_l(const wchar_t *nptr,
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wchar_t **endptr, int base, _locale_t locale)
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{
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BOOL negative = FALSE;
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__int64 ret = 0;
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#ifndef _LIBCNT_
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TRACE("(%s %p %d %p)\n", debugstr_w(nptr), endptr, base, locale);
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#endif
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if (!MSVCRT_CHECK_PMT(nptr != NULL)) return 0;
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if (!MSVCRT_CHECK_PMT(base == 0 || base >= 2)) return 0;
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if (!MSVCRT_CHECK_PMT(base <= 36)) return 0;
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while (iswctype((int)*nptr, _SPACE)) nptr++;
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if(*nptr == '-') {
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negative = TRUE;
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nptr++;
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} else if(*nptr == '+')
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nptr++;
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if((base==0 || base==16) && *nptr=='0' && towlower(*(nptr+1))=='x') {
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base = 16;
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nptr += 2;
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}
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if(base == 0) {
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if(*nptr=='0')
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base = 8;
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else
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base = 10;
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}
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while(*nptr) {
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wchar_t cur = towlower(*nptr);
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int v;
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if(cur>='0' && cur<='9') {
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if(cur >= '0'+base)
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break;
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v = cur-'0';
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} else {
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if(cur<'a' || cur>='a'+base-10)
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break;
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v = cur-'a'+10;
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}
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if(negative)
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v = -v;
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nptr++;
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if(!negative && (ret>_I64_MAX/base || ret*base>_I64_MAX-v)) {
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ret = _I64_MAX;
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#ifndef _LIBCNT_
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*_errno() = ERANGE;
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#endif
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} else if(negative && (ret<_I64_MIN/base || ret*base<_I64_MIN-v)) {
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ret = _I64_MIN;
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#ifndef _LIBCNT_
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*_errno() = ERANGE;
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#endif
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} else
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ret = ret*base + v;
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}
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if(endptr)
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*endptr = (wchar_t*)nptr;
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return ret;
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}
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/*********************************************************************
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* _wcstoi64 (MSVCRT.@)
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*/
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__int64 CDECL _wcstoi64(const wchar_t *nptr,
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wchar_t **endptr, int base)
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{
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return _wcstoi64_l(nptr, endptr, base, NULL);
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}
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/*********************************************************************
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* _wcstoui64_l (MSVCRT.@)
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*
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* FIXME: locale parameter is ignored
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*/
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unsigned __int64 CDECL _wcstoui64_l(const wchar_t *nptr,
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wchar_t **endptr, int base, _locale_t locale)
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{
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BOOL negative = FALSE;
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unsigned __int64 ret = 0;
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#ifndef _LIBCNT_
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TRACE("(%s %p %d %p)\n", debugstr_w(nptr), endptr, base, locale);
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#endif
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if (!MSVCRT_CHECK_PMT(nptr != NULL)) return 0;
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if (!MSVCRT_CHECK_PMT(base == 0 || base >= 2)) return 0;
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if (!MSVCRT_CHECK_PMT(base <= 36)) return 0;
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while (iswctype((int)*nptr, _SPACE)) nptr++;
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if(*nptr == '-') {
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negative = TRUE;
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nptr++;
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} else if(*nptr == '+')
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nptr++;
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if((base==0 || base==16) && *nptr=='0' && towlower(*(nptr+1))=='x') {
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base = 16;
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nptr += 2;
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}
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if(base == 0) {
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if(*nptr=='0')
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base = 8;
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else
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base = 10;
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}
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while(*nptr) {
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wchar_t cur = towlower(*nptr);
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int v;
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if(cur>='0' && cur<='9') {
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if(cur >= '0'+base)
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break;
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v = *nptr-'0';
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} else {
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if(cur<'a' || cur>='a'+base-10)
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break;
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v = cur-'a'+10;
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}
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nptr++;
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if(ret>_UI64_MAX/base || ret*base>_UI64_MAX-v) {
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ret = _UI64_MAX;
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#ifndef _LIBCNT_
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*_errno() = ERANGE;
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#endif
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} else
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ret = ret*base + v;
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}
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if(endptr)
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*endptr = (wchar_t*)nptr;
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return negative ? -ret : ret;
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}
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/*********************************************************************
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* _wcstoui64 (MSVCRT.@)
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*/
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unsigned __int64 CDECL _wcstoui64(const wchar_t *nptr,
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wchar_t **endptr, int base)
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{
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return _wcstoui64_l(nptr, endptr, base, NULL);
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}
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/* EOF */
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