Sweden-Number/dlls/kernelbase/string.c

1516 lines
32 KiB
C

/*
* Copyright 2019 Nikolay Sivov for CodeWeavers
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <stdarg.h>
#include "windef.h"
#include "winbase.h"
#include "winnls.h"
#include "shlwapi.h"
#include "winternl.h"
#include "wine/debug.h"
#include "wine/exception.h"
WINE_DEFAULT_DEBUG_CHANNEL(string);
#define isxdigit(ch) (((ch) >= '0' && (ch) <= '9') || \
((ch) >= 'A' && (ch) <= 'F') || \
((ch) >= 'a' && (ch) <= 'f'))
static BOOL char_compare(WORD ch1, WORD ch2, DWORD flags)
{
char str1[3], str2[3];
str1[0] = LOBYTE(ch1);
if (IsDBCSLeadByte(str1[0]))
{
str1[1] = HIBYTE(ch1);
str1[2] = '\0';
}
else
str1[1] = '\0';
str2[0] = LOBYTE(ch2);
if (IsDBCSLeadByte(str2[0]))
{
str2[1] = HIBYTE(ch2);
str2[2] = '\0';
}
else
str2[1] = '\0';
return CompareStringA(GetThreadLocale(), flags, str1, -1, str2, -1) - CSTR_EQUAL;
}
int WINAPI lstrcmpA( LPCSTR str1, LPCSTR str2 )
{
if (!str1 && !str2) return 0;
if (!str1) return -1;
if (!str2) return 1;
return CompareStringA( GetThreadLocale(), LOCALE_USE_CP_ACP, str1, -1, str2, -1 ) - 2;
}
int WINAPI lstrcmpW(LPCWSTR str1, LPCWSTR str2)
{
if (!str1 && !str2) return 0;
if (!str1) return -1;
if (!str2) return 1;
return CompareStringW( GetThreadLocale(), 0, str1, -1, str2, -1 ) - 2;
}
int WINAPI lstrcmpiA(LPCSTR str1, LPCSTR str2)
{
if (!str1 && !str2) return 0;
if (!str1) return -1;
if (!str2) return 1;
return CompareStringA( GetThreadLocale(), NORM_IGNORECASE|LOCALE_USE_CP_ACP, str1, -1, str2, -1 ) - 2;
}
int WINAPI lstrcmpiW(LPCWSTR str1, LPCWSTR str2)
{
if (!str1 && !str2) return 0;
if (!str1) return -1;
if (!str2) return 1;
return CompareStringW( GetThreadLocale(), NORM_IGNORECASE, str1, -1, str2, -1 ) - 2;
}
LPSTR WINAPI KERNELBASE_lstrcpynA( LPSTR dst, LPCSTR src, INT n )
{
/* Note: this function differs from the UNIX strncpy, it _always_ writes
* a terminating \0.
*
* Note: n is an INT but Windows treats it as unsigned, and will happily
* copy a gazillion chars if n is negative.
*/
__TRY
{
LPSTR d = dst;
LPCSTR s = src;
UINT count = n;
while ((count > 1) && *s)
{
count--;
*d++ = *s++;
}
if (count) *d = 0;
}
__EXCEPT_PAGE_FAULT
{
SetLastError( ERROR_INVALID_PARAMETER );
return 0;
}
__ENDTRY
return dst;
}
LPWSTR WINAPI KERNELBASE_lstrcpynW( LPWSTR dst, LPCWSTR src, INT n )
{
/* Note: this function differs from the UNIX strncpy, it _always_ writes
* a terminating \0
*
* Note: n is an INT but Windows treats it as unsigned, and will happily
* copy a gazillion chars if n is negative.
*/
__TRY
{
LPWSTR d = dst;
LPCWSTR s = src;
UINT count = n;
while ((count > 1) && *s)
{
count--;
*d++ = *s++;
}
if (count) *d = 0;
}
__EXCEPT_PAGE_FAULT
{
SetLastError( ERROR_INVALID_PARAMETER );
return 0;
}
__ENDTRY
return dst;
}
INT WINAPI KERNELBASE_lstrlenA( LPCSTR str )
{
INT ret;
__TRY
{
ret = strlen(str);
}
__EXCEPT_PAGE_FAULT
{
SetLastError( ERROR_INVALID_PARAMETER );
return 0;
}
__ENDTRY
return ret;
}
INT WINAPI KERNELBASE_lstrlenW( LPCWSTR str )
{
INT ret;
__TRY
{
ret = wcslen(str);
}
__EXCEPT_PAGE_FAULT
{
SetLastError( ERROR_INVALID_PARAMETER );
return 0;
}
__ENDTRY
return ret;
}
DWORD WINAPI StrCmpCA(const char *str, const char *cmp)
{
return lstrcmpA(str, cmp);
}
DWORD WINAPI StrCmpCW(const WCHAR *str, const WCHAR *cmp)
{
return lstrcmpW(str, cmp);
}
DWORD WINAPI StrCmpICA(const char *str, const char *cmp)
{
return lstrcmpiA(str, cmp);
}
DWORD WINAPI StrCmpICW(const WCHAR *str, const WCHAR *cmp)
{
return lstrcmpiW(str, cmp);
}
DWORD WINAPI StrCmpNICA(const char *str, const char *cmp, DWORD len)
{
return StrCmpNIA(str, cmp, len);
}
DWORD WINAPI StrCmpNICW(const WCHAR *str, const WCHAR *cmp, DWORD len)
{
return StrCmpNIW(str, cmp, len);
}
char * WINAPI StrChrA(const char *str, WORD ch)
{
TRACE("%s, %#x\n", wine_dbgstr_a(str), ch);
if (!str)
return NULL;
while (*str)
{
if (!char_compare(*str, ch, 0))
return (char *)str;
str = CharNextA(str);
}
return NULL;
}
WCHAR * WINAPI StrChrW(const WCHAR *str, WCHAR ch)
{
TRACE("%s, %#x\n", wine_dbgstr_w(str), ch);
if (!str)
return NULL;
return wcschr(str, ch);
}
char * WINAPI StrChrIA(const char *str, WORD ch)
{
TRACE("%s, %i\n", wine_dbgstr_a(str), ch);
if (!str)
return NULL;
while (*str)
{
if (!ChrCmpIA(*str, ch))
return (char *)str;
str = CharNextA(str);
}
return NULL;
}
WCHAR * WINAPI StrChrIW(const WCHAR *str, WCHAR ch)
{
TRACE("%s, %#x\n", wine_dbgstr_w(str), ch);
if (!str)
return NULL;
ch = towupper(ch);
while (*str)
{
if (towupper(*str) == ch)
return (WCHAR *)str;
str++;
}
str = NULL;
return (WCHAR *)str;
}
WCHAR * WINAPI StrChrNW(const WCHAR *str, WCHAR ch, UINT max_len)
{
TRACE("%s, %#x, %u\n", wine_dbgstr_wn(str, max_len), ch, max_len);
if (!str)
return NULL;
while (*str && max_len-- > 0)
{
if (*str == ch)
return (WCHAR *)str;
str++;
}
return NULL;
}
char * WINAPI StrDupA(const char *str)
{
unsigned int len;
char *ret;
TRACE("%s\n", wine_dbgstr_a(str));
len = str ? strlen(str) + 1 : 1;
ret = LocalAlloc(LMEM_FIXED, len);
if (ret)
{
if (str)
memcpy(ret, str, len);
else
*ret = '\0';
}
return ret;
}
WCHAR * WINAPI StrDupW(const WCHAR *str)
{
unsigned int len;
WCHAR *ret;
TRACE("%s\n", wine_dbgstr_w(str));
len = (str ? lstrlenW(str) + 1 : 1) * sizeof(WCHAR);
ret = LocalAlloc(LMEM_FIXED, len);
if (ret)
{
if (str)
memcpy(ret, str, len);
else
*ret = '\0';
}
return ret;
}
BOOL WINAPI ChrCmpIA(WORD ch1, WORD ch2)
{
TRACE("%#x, %#x\n", ch1, ch2);
return char_compare(ch1, ch2, NORM_IGNORECASE);
}
BOOL WINAPI ChrCmpIW(WCHAR ch1, WCHAR ch2)
{
return CompareStringW(GetThreadLocale(), NORM_IGNORECASE, &ch1, 1, &ch2, 1) - CSTR_EQUAL;
}
char * WINAPI StrStrA(const char *str, const char *search)
{
const char *end;
size_t len;
TRACE("%s, %s\n", wine_dbgstr_a(str), wine_dbgstr_a(search));
if (!str || !search || !*search) return NULL;
len = strlen(search);
end = str + strlen(str);
while (str + len <= end)
{
if (!StrCmpNA(str, search, len)) return (char *)str;
str = CharNextA(str);
}
return NULL;
}
WCHAR * WINAPI StrStrW(const WCHAR *str, const WCHAR *search)
{
TRACE("%s, %s\n", wine_dbgstr_w(str), wine_dbgstr_w(search));
if (!str || !search || !*search)
return NULL;
return wcsstr(str, search);
}
WCHAR * WINAPI StrStrNW(const WCHAR *str, const WCHAR *search, UINT max_len)
{
unsigned int i, len;
TRACE("%s, %s, %u\n", wine_dbgstr_w(str), wine_dbgstr_w(search), max_len);
if (!str || !search || !*search || !max_len)
return NULL;
len = lstrlenW(search);
for (i = max_len; *str && (i > 0); i--, str++)
{
if (!wcsncmp(str, search, len))
return (WCHAR *)str;
}
return NULL;
}
int WINAPI StrCmpNIA(const char *str, const char *cmp, int len)
{
TRACE("%s, %s, %i\n", wine_dbgstr_a(str), wine_dbgstr_a(cmp), len);
return CompareStringA(GetThreadLocale(), NORM_IGNORECASE, str, len, cmp, len) - CSTR_EQUAL;
}
WCHAR * WINAPI StrStrNIW(const WCHAR *str, const WCHAR *search, UINT max_len)
{
unsigned int i, len;
TRACE("%s, %s, %u\n", wine_dbgstr_w(str), wine_dbgstr_w(search), max_len);
if (!str || !search || !*search || !max_len)
return NULL;
len = lstrlenW(search);
for (i = max_len; *str && (i > 0); i--, str++)
{
if (!wcsnicmp(str, search, len))
return (WCHAR *)str;
}
return NULL;
}
int WINAPI StrCmpNA(const char *str, const char *comp, int len)
{
TRACE("%s, %s, %i\n", wine_dbgstr_a(str), wine_dbgstr_a(comp), len);
return CompareStringA(GetThreadLocale(), 0, str, len, comp, len) - CSTR_EQUAL;
}
int WINAPI StrCmpNW(const WCHAR *str, const WCHAR *comp, int len)
{
TRACE("%s, %s, %i\n", wine_dbgstr_w(str), wine_dbgstr_w(comp), len);
return CompareStringW(GetThreadLocale(), 0, str, len, comp, len) - CSTR_EQUAL;
}
DWORD WINAPI StrCmpNCA(const char *str, const char *comp, int len)
{
return StrCmpNA(str, comp, len);
}
DWORD WINAPI StrCmpNCW(const WCHAR *str, const WCHAR *comp, int len)
{
return StrCmpNW(str, comp, len);
}
int WINAPI StrCmpNIW(const WCHAR *str, const WCHAR *comp, int len)
{
TRACE("%s, %s, %i\n", wine_dbgstr_w(str), wine_dbgstr_w(comp), len);
return CompareStringW(GetThreadLocale(), NORM_IGNORECASE, str, len, comp, len) - CSTR_EQUAL;
}
int WINAPI StrCmpW(const WCHAR *str, const WCHAR *comp)
{
TRACE("%s, %s\n", wine_dbgstr_w(str), wine_dbgstr_w(comp));
return CompareStringW(GetThreadLocale(), 0, str, -1, comp, -1) - CSTR_EQUAL;
}
int WINAPI StrCmpIW(const WCHAR *str, const WCHAR *comp)
{
TRACE("%s, %s\n", wine_dbgstr_w(str), wine_dbgstr_w(comp));
return CompareStringW(GetThreadLocale(), NORM_IGNORECASE, str, -1, comp, -1) - CSTR_EQUAL;
}
WCHAR * WINAPI StrCpyNW(WCHAR *dst, const WCHAR *src, int count)
{
const WCHAR *s = src;
WCHAR *d = dst;
TRACE("%p, %s, %i\n", dst, wine_dbgstr_w(src), count);
if (s)
{
while ((count > 1) && *s)
{
count--;
*d++ = *s++;
}
}
if (count) *d = 0;
return dst;
}
char * WINAPI StrStrIA(const char *str, const char *search)
{
const char *end;
size_t len;
TRACE("%s, %s\n", wine_dbgstr_a(str), debugstr_a(search));
if (!str || !search || !*search) return NULL;
len = strlen(search);
end = str + strlen(str);
while (str + len <= end)
{
if (!StrCmpNIA(str, search, len)) return (char *)str;
str = CharNextA(str);
}
return NULL;
}
WCHAR * WINAPI StrStrIW(const WCHAR *str, const WCHAR *search)
{
unsigned int len;
const WCHAR *end;
TRACE("%s, %s\n", wine_dbgstr_w(str), wine_dbgstr_w(search));
if (!str || !search || !*search)
return NULL;
len = lstrlenW(search);
end = str + lstrlenW(str);
while (str + len <= end)
{
if (!StrCmpNIW(str, search, len))
return (WCHAR *)str;
str++;
}
return NULL;
}
int WINAPI StrSpnA(const char *str, const char *match)
{
const char *ptr = str;
TRACE("%s, %s\n", wine_dbgstr_a(str), wine_dbgstr_a(match));
if (!str || !match) return 0;
while (*ptr)
{
if (!StrChrA(match, *ptr)) break;
ptr = CharNextA(ptr);
}
return ptr - str;
}
int WINAPI StrSpnW(const WCHAR *str, const WCHAR *match)
{
if (!str || !match) return 0;
return wcsspn(str, match);
}
int WINAPI StrCSpnA(const char *str, const char *match)
{
const char *ptr = str;
TRACE("%s, %s\n", wine_dbgstr_a(str), wine_dbgstr_a(match));
if (!str || !match) return 0;
while (*ptr)
{
if (StrChrA(match, *ptr)) break;
ptr = CharNextA(ptr);
}
return ptr - str;
}
int WINAPI StrCSpnW(const WCHAR *str, const WCHAR *match)
{
if (!str || !match)
return 0;
return wcscspn(str, match);
}
int WINAPI StrCSpnIA(const char *str, const char *match)
{
const char *ptr = str;
TRACE("%s, %s\n", wine_dbgstr_a(str), wine_dbgstr_a(match));
if (!str || !match) return 0;
while (*ptr)
{
if (StrChrIA(match, *ptr)) break;
ptr = CharNextA(ptr);
}
return ptr - str;
}
int WINAPI StrCSpnIW(const WCHAR *str, const WCHAR *match)
{
const WCHAR *ptr = str;
TRACE("%s, %s\n", wine_dbgstr_w(str), wine_dbgstr_w(match));
if (!str || !*str || !match)
return 0;
while (*ptr)
{
if (StrChrIW(match, *ptr)) break;
ptr++;
}
return ptr - str;
}
char * WINAPI StrRChrA(const char *str, const char *end, WORD ch)
{
const char *ret = NULL;
TRACE("%s, %s, %#x\n", wine_dbgstr_a(str), wine_dbgstr_a(end), ch);
if (!str) return NULL;
if (!end) end = str + lstrlenA(str);
while (*str && str <= end)
{
WORD ch2 = IsDBCSLeadByte(*str) ? *str << 8 | str[1] : *str;
if (!char_compare(ch, ch2, 0)) ret = str;
str = CharNextA(str);
}
return (char *)ret;
}
WCHAR * WINAPI StrRChrW(const WCHAR *str, const WCHAR *end, WORD ch)
{
WCHAR *ret = NULL;
if (!str) return NULL;
if (!end) end = str + lstrlenW(str);
while (str < end)
{
if (*str == ch) ret = (WCHAR *)str;
str++;
}
return ret;
}
char * WINAPI StrRChrIA(const char *str, const char *end, WORD ch)
{
const char *ret = NULL;
TRACE("%s, %s, %#x\n", wine_dbgstr_a(str), wine_dbgstr_a(end), ch);
if (!str) return NULL;
if (!end) end = str + lstrlenA(str);
while (*str && str <= end)
{
WORD ch2 = IsDBCSLeadByte(*str) ? *str << 8 | str[1] : *str;
if (!ChrCmpIA(ch, ch2)) ret = str;
str = CharNextA(str);
}
return (char *)ret;
}
WCHAR * WINAPI StrRChrIW(const WCHAR *str, const WCHAR *end, WORD ch)
{
WCHAR *ret = NULL;
if (!str) return NULL;
if (!end) end = str + lstrlenW(str);
while (str < end)
{
if (!ChrCmpIW(*str, ch)) ret = (WCHAR *)str;
str++;
}
return ret;
}
char * WINAPI StrRStrIA(const char *str, const char *end, const char *search)
{
char *ret = NULL;
WORD ch1, ch2;
int len;
TRACE("%s, %s\n", wine_dbgstr_a(str), wine_dbgstr_a(search));
if (!str || !search || !*search)
return NULL;
if (IsDBCSLeadByte(*search))
ch1 = *search << 8 | (UCHAR)search[1];
else
ch1 = *search;
len = lstrlenA(search);
if (!end)
end = str + lstrlenA(str);
else /* reproduce the broken behaviour on Windows */
end += min(len - 1, lstrlenA(end));
while (str + len <= end && *str)
{
ch2 = IsDBCSLeadByte(*str) ? *str << 8 | (UCHAR)str[1] : *str;
if (!ChrCmpIA(ch1, ch2))
{
if (!StrCmpNIA(str, search, len))
ret = (char *)str;
}
str = CharNextA(str);
}
return ret;
}
WCHAR * WINAPI StrRStrIW(const WCHAR *str, const WCHAR *end, const WCHAR *search)
{
WCHAR *ret = NULL;
int len;
TRACE("%s, %s\n", wine_dbgstr_w(str), wine_dbgstr_w(search));
if (!str || !search || !*search)
return NULL;
len = lstrlenW(search);
if (!end)
end = str + lstrlenW(str);
else
end += min(len - 1, lstrlenW(end));
while (str + len <= end && *str)
{
if (!ChrCmpIW(*search, *str))
{
if (!StrCmpNIW(str, search, len))
ret = (WCHAR *)str;
}
str++;
}
return ret;
}
char * WINAPI StrPBrkA(const char *str, const char *match)
{
TRACE("%s, %s\n", wine_dbgstr_a(str), wine_dbgstr_a(match));
if (!str || !match || !*match)
return NULL;
while (*str)
{
if (StrChrA(match, *str))
return (char *)str;
str = CharNextA(str);
}
return NULL;
}
WCHAR * WINAPI StrPBrkW(const WCHAR *str, const WCHAR *match)
{
if (!str || !match) return NULL;
return wcspbrk(str, match);
}
BOOL WINAPI StrTrimA(char *str, const char *trim)
{
unsigned int len;
BOOL ret = FALSE;
char *ptr = str;
TRACE("%s, %s\n", debugstr_a(str), debugstr_a(trim));
if (!str || !*str)
return FALSE;
while (*ptr && StrChrA(trim, *ptr))
ptr = CharNextA(ptr); /* Skip leading matches */
len = strlen(ptr);
if (ptr != str)
{
memmove(str, ptr, len + 1);
ret = TRUE;
}
if (len > 0)
{
ptr = str + len;
while (StrChrA(trim, ptr[-1]))
ptr = CharPrevA(str, ptr); /* Skip trailing matches */
if (ptr != str + len)
{
*ptr = '\0';
ret = TRUE;
}
}
return ret;
}
BOOL WINAPI StrTrimW(WCHAR *str, const WCHAR *trim)
{
unsigned int len;
WCHAR *ptr = str;
BOOL ret = FALSE;
TRACE("%s, %s\n", wine_dbgstr_w(str), wine_dbgstr_w(trim));
if (!str || !*str)
return FALSE;
while (*ptr && StrChrW(trim, *ptr))
ptr++;
len = lstrlenW(ptr);
if (ptr != str)
{
memmove(str, ptr, (len + 1) * sizeof(WCHAR));
ret = TRUE;
}
if (len > 0)
{
ptr = str + len;
while (StrChrW(trim, ptr[-1]))
ptr--; /* Skip trailing matches */
if (ptr != str + len)
{
*ptr = '\0';
ret = TRUE;
}
}
return ret;
}
BOOL WINAPI StrToInt64ExA(const char *str, DWORD flags, LONGLONG *ret)
{
BOOL negative = FALSE;
LONGLONG value = 0;
TRACE("%s, %#x, %p\n", wine_dbgstr_a(str), flags, ret);
if (!str || !ret)
return FALSE;
if (flags > STIF_SUPPORT_HEX)
WARN("Unknown flags %#x\n", flags);
/* Skip leading space, '+', '-' */
while (*str == ' ' || (*str >= '\t' && *str <= '\r'))
str = CharNextA(str);
if (*str == '-')
{
negative = TRUE;
str++;
}
else if (*str == '+')
str++;
if (flags & STIF_SUPPORT_HEX && *str == '0' && (str[1] == 'x' || str[1] == 'X'))
{
/* Read hex number */
str += 2;
if (!isxdigit(*str))
return FALSE;
while (isxdigit(*str))
{
value *= 16;
if (*str >= '0' && *str <= '9')
value += (*str - '0');
else if (*str >= 'A' && *str <= 'F')
value += 10 + *str - 'A';
else
value += 10 + *str - 'a';
str++;
}
*ret = value;
return TRUE;
}
/* Read decimal number */
if (*str < '0' || *str > '9')
return FALSE;
while (*str >= '0' && *str <= '9')
{
value *= 10;
value += (*str - '0');
str++;
}
*ret = negative ? -value : value;
return TRUE;
}
BOOL WINAPI StrToInt64ExW(const WCHAR *str, DWORD flags, LONGLONG *ret)
{
BOOL negative = FALSE;
LONGLONG value = 0;
TRACE("%s, %#x, %p\n", wine_dbgstr_w(str), flags, ret);
if (!str || !ret)
return FALSE;
if (flags > STIF_SUPPORT_HEX)
WARN("Unknown flags %#x.\n", flags);
/* Skip leading space, '+', '-' */
while (iswspace(*str))
str++;
if (*str == '-')
{
negative = TRUE;
str++;
}
else if (*str == '+')
str++;
if (flags & STIF_SUPPORT_HEX && *str == '0' && towlower(str[1]) == 'x')
{
/* Read hex number */
str += 2;
if (!iswxdigit(*str))
return FALSE;
while (iswxdigit(*str))
{
value *= 16;
if (iswdigit(*str))
value += (*str - '0');
else
value += 10 + (towlower(*str) - 'a');
str++;
}
*ret = value;
return TRUE;
}
/* Read decimal number */
if (!iswdigit(*str))
return FALSE;
while (iswdigit(*str))
{
value *= 10;
value += (*str - '0');
str++;
}
*ret = negative ? -value : value;
return TRUE;
}
BOOL WINAPI StrToIntExA(const char *str, DWORD flags, INT *ret)
{
LONGLONG value;
BOOL res;
TRACE("%s, %#x, %p\n", wine_dbgstr_a(str), flags, ret);
res = StrToInt64ExA(str, flags, &value);
if (res) *ret = value;
return res;
}
BOOL WINAPI StrToIntExW(const WCHAR *str, DWORD flags, INT *ret)
{
LONGLONG value;
BOOL res;
TRACE("%s, %#x, %p\n", wine_dbgstr_w(str), flags, ret);
res = StrToInt64ExW(str, flags, &value);
if (res) *ret = value;
return res;
}
int WINAPI StrToIntA(const char *str)
{
int value = 0;
TRACE("%s\n", wine_dbgstr_a(str));
if (!str)
return 0;
if (*str == '-' || isdigit(*str))
StrToIntExA(str, 0, &value);
return value;
}
int WINAPI StrToIntW(const WCHAR *str)
{
int value = 0;
TRACE("%s\n", wine_dbgstr_w(str));
if (!str)
return 0;
if (*str == '-' || iswdigit(*str))
StrToIntExW(str, 0, &value);
return value;
}
char * WINAPI StrCpyNXA(char *dst, const char *src, int len)
{
TRACE("%p, %s, %i\n", dst, wine_dbgstr_a(src), len);
if (dst && src && len > 0)
{
while ((len-- > 1) && *src)
*dst++ = *src++;
if (len >= 0)
*dst = '\0';
}
return dst;
}
WCHAR * WINAPI StrCpyNXW(WCHAR *dst, const WCHAR *src, int len)
{
TRACE("%p, %s, %i\n", dst, wine_dbgstr_w(src), len);
if (dst && src && len > 0)
{
while ((len-- > 1) && *src)
*dst++ = *src++;
if (len >= 0)
*dst = '\0';
}
return dst;
}
LPSTR WINAPI CharLowerA(char *str)
{
if (IS_INTRESOURCE(str))
{
char ch = LOWORD(str);
CharLowerBuffA( &ch, 1 );
return (LPSTR)(UINT_PTR)(BYTE)ch;
}
__TRY
{
CharLowerBuffA( str, strlen(str) );
}
__EXCEPT_PAGE_FAULT
{
SetLastError( ERROR_INVALID_PARAMETER );
return NULL;
}
__ENDTRY
return str;
}
DWORD WINAPI CharLowerBuffA(char *str, DWORD len)
{
DWORD lenW;
WCHAR buffer[32];
WCHAR *strW = buffer;
if (!str) return 0; /* YES */
lenW = MultiByteToWideChar(CP_ACP, 0, str, len, NULL, 0);
if (lenW > ARRAY_SIZE(buffer))
{
strW = HeapAlloc(GetProcessHeap(), 0, lenW * sizeof(WCHAR));
if (!strW) return 0;
}
MultiByteToWideChar(CP_ACP, 0, str, len, strW, lenW);
CharLowerBuffW(strW, lenW);
len = WideCharToMultiByte(CP_ACP, 0, strW, lenW, str, len, NULL, NULL);
if (strW != buffer) HeapFree(GetProcessHeap(), 0, strW);
return len;
}
DWORD WINAPI CharLowerBuffW(WCHAR *str, DWORD len)
{
if (!str) return 0; /* YES */
return LCMapStringW(LOCALE_USER_DEFAULT, LCMAP_LOWERCASE, str, len, str, len);
}
LPWSTR WINAPI CharLowerW(WCHAR *str)
{
if (!IS_INTRESOURCE(str))
{
CharLowerBuffW(str, lstrlenW(str));
return str;
}
else
{
WCHAR ch = LOWORD(str);
CharLowerBuffW(&ch, 1);
return (LPWSTR)(UINT_PTR)ch;
}
}
LPSTR WINAPI CharNextA(const char *ptr)
{
if (!*ptr) return (LPSTR)ptr;
if (IsDBCSLeadByte( ptr[0] ) && ptr[1]) return (LPSTR)(ptr + 2);
return (LPSTR)(ptr + 1);
}
LPSTR WINAPI CharNextExA(WORD codepage, const char *ptr, DWORD flags)
{
if (!*ptr) return (LPSTR)ptr;
if (IsDBCSLeadByteEx( codepage, ptr[0] ) && ptr[1]) return (LPSTR)(ptr + 2);
return (LPSTR)(ptr + 1);
}
LPWSTR WINAPI CharNextW(const WCHAR *x)
{
if (*x) x++;
return (WCHAR *)x;
}
LPSTR WINAPI CharPrevA(const char *start, const char *ptr)
{
while (*start && (start < ptr))
{
LPCSTR next = CharNextA(start);
if (next >= ptr) break;
start = next;
}
return (LPSTR)start;
}
LPSTR WINAPI CharPrevExA(WORD codepage, const char *start, const char *ptr, DWORD flags)
{
while (*start && (start < ptr))
{
LPCSTR next = CharNextExA(codepage, start, flags);
if (next >= ptr) break;
start = next;
}
return (LPSTR)start;
}
LPWSTR WINAPI CharPrevW(const WCHAR *start, const WCHAR *x)
{
if (x > start) return (LPWSTR)(x - 1);
else return (LPWSTR)x;
}
LPSTR WINAPI CharUpperA(LPSTR str)
{
if (IS_INTRESOURCE(str))
{
char ch = LOWORD(str);
CharUpperBuffA(&ch, 1);
return (LPSTR)(UINT_PTR)(BYTE)ch;
}
__TRY
{
CharUpperBuffA(str, strlen(str));
}
__EXCEPT_PAGE_FAULT
{
SetLastError(ERROR_INVALID_PARAMETER);
return NULL;
}
__ENDTRY
return str;
}
DWORD WINAPI CharUpperBuffA(LPSTR str, DWORD len)
{
DWORD lenW;
WCHAR buffer[32];
WCHAR *strW = buffer;
if (!str) return 0; /* YES */
lenW = MultiByteToWideChar(CP_ACP, 0, str, len, NULL, 0);
if (lenW > ARRAY_SIZE(buffer))
{
strW = HeapAlloc(GetProcessHeap(), 0, lenW * sizeof(WCHAR));
if (!strW) return 0;
}
MultiByteToWideChar(CP_ACP, 0, str, len, strW, lenW);
CharUpperBuffW(strW, lenW);
len = WideCharToMultiByte(CP_ACP, 0, strW, lenW, str, len, NULL, NULL);
if (strW != buffer) HeapFree(GetProcessHeap(), 0, strW);
return len;
}
DWORD WINAPI CharUpperBuffW(WCHAR *str, DWORD len)
{
if (!str) return 0; /* YES */
return LCMapStringW(LOCALE_USER_DEFAULT, LCMAP_UPPERCASE, str, len, str, len);
}
LPWSTR WINAPI CharUpperW(WCHAR *str)
{
if (!IS_INTRESOURCE(str))
{
CharUpperBuffW(str, lstrlenW(str));
return str;
}
else
{
WCHAR ch = LOWORD(str);
CharUpperBuffW(&ch, 1);
return (LPWSTR)(UINT_PTR)ch;
}
}
INT WINAPI DECLSPEC_HOTPATCH LoadStringW(HINSTANCE instance, UINT resource_id, LPWSTR buffer, INT buflen)
{
int string_num, i;
HGLOBAL hmem;
HRSRC hrsrc;
WCHAR *p;
TRACE("instance = %p, id = %04x, buffer = %p, length = %d\n", instance, resource_id, buffer, buflen);
if (!buffer)
return 0;
/* Use loword (incremented by 1) as resourceid */
hrsrc = FindResourceW(instance, MAKEINTRESOURCEW((LOWORD(resource_id) >> 4) + 1), (LPWSTR)RT_STRING);
if (!hrsrc) return 0;
hmem = LoadResource(instance, hrsrc);
if (!hmem) return 0;
p = LockResource(hmem);
string_num = resource_id & 0x000f;
for (i = 0; i < string_num; i++)
p += *p + 1;
TRACE("strlen = %d\n", (int)*p );
/*if buflen == 0, then return a read-only pointer to the resource itself in buffer
it is assumed that buffer is actually a (LPWSTR *) */
if (buflen == 0)
{
*((LPWSTR *)buffer) = p + 1;
return *p;
}
i = min(buflen - 1, *p);
if (i > 0)
{
memcpy(buffer, p + 1, i * sizeof (WCHAR));
buffer[i] = 0;
}
else
{
if (buflen > 1)
{
buffer[0] = 0;
return 0;
}
}
TRACE("returning %s\n", debugstr_w(buffer));
return i;
}
INT WINAPI DECLSPEC_HOTPATCH LoadStringA(HINSTANCE instance, UINT resource_id, LPSTR buffer, INT buflen)
{
DWORD retval = 0;
HGLOBAL hmem;
HRSRC hrsrc;
TRACE("instance = %p, id = %04x, buffer = %p, length = %d\n", instance, resource_id, buffer, buflen);
if (!buflen) return -1;
/* Use loword (incremented by 1) as resourceid */
if ((hrsrc = FindResourceW(instance, MAKEINTRESOURCEW((LOWORD(resource_id) >> 4) + 1), (LPWSTR)RT_STRING )) &&
(hmem = LoadResource(instance, hrsrc)))
{
const WCHAR *p = LockResource(hmem);
unsigned int id = resource_id & 0x000f;
while (id--) p += *p + 1;
RtlUnicodeToMultiByteN(buffer, buflen - 1, &retval, p + 1, *p * sizeof(WCHAR));
}
buffer[retval] = 0;
TRACE("returning %s\n", debugstr_a(buffer));
return retval;
}
int WINAPI StrCmpLogicalW(const WCHAR *str, const WCHAR *comp)
{
TRACE("%s, %s\n", wine_dbgstr_w(str), wine_dbgstr_w(comp));
if (!str || !comp)
return 0;
while (*str)
{
if (!*comp)
return 1;
else if (iswdigit(*str))
{
int str_value, comp_value;
if (!iswdigit(*comp))
return -1;
/* Compare the numbers */
StrToIntExW(str, 0, &str_value);
StrToIntExW(comp, 0, &comp_value);
if (str_value < comp_value)
return -1;
else if (str_value > comp_value)
return 1;
/* Skip */
while (iswdigit(*str))
str++;
while (iswdigit(*comp))
comp++;
}
else if (iswdigit(*comp))
return 1;
else
{
int diff = ChrCmpIW(*str, *comp);
if (diff > 0)
return 1;
else if (diff < 0)
return -1;
str++;
comp++;
}
}
if (*comp)
return -1;
return 0;
}
BOOL WINAPI StrIsIntlEqualA(BOOL case_sensitive, const char *str, const char *cmp, int len)
{
DWORD flags;
TRACE("%d, %s, %s, %d\n", case_sensitive, wine_dbgstr_a(str), wine_dbgstr_a(cmp), len);
/* FIXME: This flag is undocumented and unknown by our CompareString.
* We need a define for it.
*/
flags = 0x10000000;
if (!case_sensitive)
flags |= NORM_IGNORECASE;
return (CompareStringA(GetThreadLocale(), flags, str, len, cmp, len) == CSTR_EQUAL);
}
BOOL WINAPI StrIsIntlEqualW(BOOL case_sensitive, const WCHAR *str, const WCHAR *cmp, int len)
{
DWORD flags;
TRACE("%d, %s, %s, %d\n", case_sensitive, debugstr_w(str), debugstr_w(cmp), len);
/* FIXME: This flag is undocumented and unknown by our CompareString.
* We need a define for it.
*/
flags = 0x10000000;
if (!case_sensitive)
flags |= NORM_IGNORECASE;
return (CompareStringW(GetThreadLocale(), flags, str, len, cmp, len) == CSTR_EQUAL);
}
char * WINAPI StrCatBuffA(char *str, const char *cat, INT max_len)
{
INT len;
TRACE("%p, %s, %d\n", str, wine_dbgstr_a(cat), max_len);
if (!str)
return NULL;
len = strlen(str);
max_len -= len;
if (max_len > 0)
StrCpyNA(str + len, cat, max_len);
return str;
}
WCHAR * WINAPI StrCatBuffW(WCHAR *str, const WCHAR *cat, INT max_len)
{
INT len;
TRACE("%p, %s, %d\n", str, wine_dbgstr_w(cat), max_len);
if (!str)
return NULL;
len = lstrlenW(str);
max_len -= len;
if (max_len > 0)
StrCpyNW(str + len, cat, max_len);
return str;
}
DWORD WINAPI StrCatChainW(WCHAR *str, DWORD max_len, DWORD at, const WCHAR *cat)
{
TRACE("%s, %u, %d, %s\n", wine_dbgstr_w(str), max_len, at, wine_dbgstr_w(cat));
if (at == -1)
at = lstrlenW(str);
if (!max_len)
return at;
if (at == max_len)
at--;
if (cat && at < max_len)
{
str += at;
while (at < max_len - 1 && *cat)
{
*str++ = *cat++;
at++;
}
*str = 0;
}
return at;
}
DWORD WINAPI SHTruncateString(char *str, DWORD size)
{
char *last_byte;
if (!str || !size)
return 0;
last_byte = str + size - 1;
while (str < last_byte)
str += IsDBCSLeadByte(*str) ? 2 : 1;
if (str == last_byte && IsDBCSLeadByte(*str))
{
*str = '\0';
size--;
}
return size;
}
HRESULT WINAPI SHLoadIndirectString(const WCHAR *src, WCHAR *dst, UINT dst_len, void **reserved)
{
WCHAR *dllname = NULL;
HMODULE hmod = NULL;
HRESULT hr = E_FAIL;
TRACE("%s, %p, %#x, %p\n", debugstr_w(src), dst, dst_len, reserved);
if (src[0] == '@')
{
WCHAR *index_str;
int index;
dst[0] = 0;
dllname = StrDupW(src + 1);
index_str = wcschr(dllname, ',');
if(!index_str) goto end;
*index_str = 0;
index_str++;
index = wcstol(index_str, NULL, 10);
hmod = LoadLibraryW(dllname);
if (!hmod) goto end;
if (index < 0)
{
if (LoadStringW(hmod, -index, dst, dst_len))
hr = S_OK;
}
else
FIXME("can't handle non-negative indices (%d)\n", index);
}
else
{
if (dst != src)
lstrcpynW(dst, src, dst_len);
hr = S_OK;
}
TRACE("returning %s\n", debugstr_w(dst));
end:
if (hmod) FreeLibrary(hmod);
LocalFree(dllname);
return hr;
}