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Sweden-Number/memory/string.c

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/*
* String functions
*
* Copyright 1993 Yngvi Sigurjonsson
* Copyright 1996 Alexandre Julliard
*/
#include <ctype.h>
#include <string.h>
#include "windows.h"
#include "winerror.h"
#include "ldt.h"
#include "debug.h"
#include "winnls.h"
static const BYTE STRING_Oem2Ansi[256] =
"\000\001\002\003\004\005\006\007\010\011\012\013\014\015\016\244"
"\020\021\022\023\266\247\026\027\030\031\032\033\034\035\036\037"
"\040\041\042\043\044\045\046\047\050\051\052\053\054\055\056\057"
"\060\061\062\063\064\065\066\067\070\071\072\073\074\075\076\077"
"\100\101\102\103\104\105\106\107\110\111\112\113\114\115\116\117"
"\120\121\122\123\124\125\126\127\130\131\132\133\134\135\136\137"
"\140\141\142\143\144\145\146\147\150\151\152\153\154\155\156\157"
"\160\161\162\163\164\165\166\167\170\171\172\173\174\175\176\177"
"\307\374\351\342\344\340\345\347\352\353\350\357\356\354\304\305"
"\311\346\306\364\366\362\373\371\377\326\334\242\243\245\120\203"
"\341\355\363\372\361\321\252\272\277\137\254\275\274\241\253\273"
"\137\137\137\246\246\246\246\053\053\246\246\053\053\053\053\053"
"\053\055\055\053\055\053\246\246\053\053\055\055\246\055\053\055"
"\055\055\055\053\053\053\053\053\053\053\053\137\137\246\137\137"
"\137\337\137\266\137\137\265\137\137\137\137\137\137\137\137\137"
"\137\261\137\137\137\137\367\137\260\225\267\137\156\262\137\137";
static const BYTE STRING_Ansi2Oem[256] =
"\000\001\002\003\004\005\006\007\010\011\012\013\014\015\016\017"
"\020\021\022\023\024\025\026\027\030\031\032\033\034\035\036\037"
"\040\041\042\043\044\045\046\047\050\051\052\053\054\055\056\057"
"\060\061\062\063\064\065\066\067\070\071\072\073\074\075\076\077"
"\100\101\102\103\104\105\106\107\110\111\112\113\114\115\116\117"
"\120\121\122\123\124\125\126\127\130\131\132\133\134\135\136\137"
"\140\141\142\143\144\145\146\147\150\151\152\153\154\155\156\157"
"\160\161\162\163\164\165\166\167\170\171\172\173\174\175\176\177"
"\200\201\054\237\054\137\375\374\210\045\123\074\117\215\216\217"
"\220\140\047\042\042\371\055\137\230\231\163\076\157\235\236\131"
"\040\255\233\234\017\235\335\025\042\143\246\256\252\055\162\137"
"\370\361\375\063\047\346\024\372\054\061\247\257\254\253\137\250"
"\101\101\101\101\216\217\222\200\105\220\105\105\111\111\111\111"
"\104\245\117\117\117\117\231\170\117\125\125\125\232\131\137\341"
"\205\240\203\141\204\206\221\207\212\202\210\211\215\241\214\213"
"\144\244\225\242\223\157\224\366\157\227\243\226\201\171\137\230";
#define OEM_TO_ANSI(ch) (STRING_Oem2Ansi[(unsigned char)(ch)])
#define ANSI_TO_OEM(ch) (STRING_Ansi2Oem[(unsigned char)(ch)])
/* Internaly used by strchr family functions */
static BOOL32 ChrCmpA( WORD word1, WORD word2);
static BOOL32 ChrCmpW( WORD word1, WORD word2);
extern LPWSTR __cdecl CRTDLL_wcschr(LPCWSTR str,WCHAR xchar);
/***********************************************************************
* hmemcpy (KERNEL.348)
*/
void WINAPI hmemcpy( LPVOID dst, LPCVOID src, LONG count )
{
memcpy( dst, src, count );
}
/***********************************************************************
* lstrcat16 (KERNEL.89)
*/
SEGPTR WINAPI lstrcat16( SEGPTR dst, LPCSTR src )
{
lstrcat32A( (LPSTR)PTR_SEG_TO_LIN(dst), src );
return dst;
}
/***********************************************************************
* lstrcat32A (KERNEL32.599)
*/
LPSTR WINAPI lstrcat32A( LPSTR dst, LPCSTR src )
{
TRACE(string,"Append %s to %s\n",
debugstr_a (src), debugstr_a (dst));
/* Windows does not check for NULL pointers here, so we don't either */
strcat( dst, src );
return dst;
}
/***********************************************************************
* lstrcat32W (KERNEL32.600)
*/
LPWSTR WINAPI lstrcat32W( LPWSTR dst, LPCWSTR src )
{
register LPWSTR p = dst;
TRACE(string,"Append L%s to L%s\n",
debugstr_w (src), debugstr_w (dst));
/* Windows does not check for NULL pointers here, so we don't either */
while (*p) p++;
while ((*p++ = *src++));
return dst;
}
/***********************************************************************
* lstrcatn16 (KERNEL.352)
*/
SEGPTR WINAPI lstrcatn16( SEGPTR dst, LPCSTR src, INT16 n )
{
lstrcatn32A( (LPSTR)PTR_SEG_TO_LIN(dst), src, n );
return dst;
}
/***********************************************************************
* lstrcatn32A (Not a Windows API)
*/
LPSTR WINAPI lstrcatn32A( LPSTR dst, LPCSTR src, INT32 n )
{
register LPSTR p = dst;
TRACE(string,"strcatn add %d chars from %s to %s\n",
n, debugstr_an (src, n), debugstr_a (dst));
while (*p) p++;
if ((n -= (INT32)(p - dst)) <= 0) return dst;
lstrcpyn32A( p, src, n );
return dst;
}
/***********************************************************************
* lstrcatn32W (Not a Windows API)
*/
LPWSTR WINAPI lstrcatn32W( LPWSTR dst, LPCWSTR src, INT32 n )
{
register LPWSTR p = dst;
TRACE(string,"strcatn add %d chars from L%s to L%s\n",
n, debugstr_wn (src, n), debugstr_w (dst));
while (*p) p++;
if ((n -= (INT32)(p - dst)) <= 0) return dst;
lstrcpyn32W( p, src, n );
return dst;
}
/***********************************************************************
* lstrcmp16 (USER.430)
*/
INT16 WINAPI lstrcmp16( LPCSTR str1, LPCSTR str2 )
{
return (INT16)strcmp( str1, str2 );
}
/***********************************************************************
* lstrcmp32A (KERNEL.602)
*/
INT32 WINAPI lstrcmp32A( LPCSTR str1, LPCSTR str2 )
{
return CompareString32A(LOCALE_SYSTEM_DEFAULT,0,str1,-1,str2,-1) - 2 ;
}
/***********************************************************************
* lstrcmp32W (KERNEL.603)
* FIXME : should call CompareString32W, when it is implemented.
* This implementation is not "word sort", as it should.
*/
INT32 WINAPI lstrcmp32W( LPCWSTR str1, LPCWSTR str2 )
{
TRACE(string,"L%s and L%s\n",
debugstr_w (str1), debugstr_w (str2));
if (!str1 || !str2) {
SetLastError(ERROR_INVALID_PARAMETER);
return 0;
}
while (*str1 && (*str1 == *str2)) { str1++; str2++; }
return (INT32)(*str1 - *str2);
}
/***********************************************************************
* lstrcmpi16 (USER.471)
*/
INT16 WINAPI lstrcmpi16( LPCSTR str1, LPCSTR str2 )
{
return (INT16)lstrcmpi32A( str1, str2 );
}
/***********************************************************************
* lstrcmpi32A (KERNEL32.605)
*/
INT32 WINAPI lstrcmpi32A( LPCSTR str1, LPCSTR str2 )
{ TRACE(string,"strcmpi %s and %s\n",
debugstr_a (str1), debugstr_a (str2));
return CompareString32A(LOCALE_SYSTEM_DEFAULT,NORM_IGNORECASE,str1,-1,str2,-1)-2;
}
/***********************************************************************
* lstrcmpi32W (KERNEL32.606)
*/
INT32 WINAPI lstrcmpi32W( LPCWSTR str1, LPCWSTR str2 )
{
INT32 res;
#if 0
/* Too much! (From registry loading.) */
TRACE(string,"strcmpi L%s and L%s\n",
debugstr_w (str1), debugstr_w (str2));
#endif
if (!str1 || !str2) {
SetLastError(ERROR_INVALID_PARAMETER);
return 0;
}
while (*str1)
{
if ((*str1<0x100 ) && (*str2<0x100)) {
if ((res = toupper(*str1) - toupper(*str2)) != 0) return res;
} else {
if ((res = towupper(*str1) - towupper(*str2)) != 0) return res;
}
str1++;
str2++;
}
return towupper(*str1) - towupper(*str2);
}
/***********************************************************************
* lstrcpy16 (KERNEL.88)
*/
SEGPTR WINAPI lstrcpy16( SEGPTR dst, LPCSTR src )
{
lstrcpy32A( (LPSTR)PTR_SEG_TO_LIN(dst), src );
return dst;
}
/***********************************************************************
* lstrcpy32A (KERNEL32.608)
*/
LPSTR WINAPI lstrcpy32A( LPSTR dst, LPCSTR src )
{
TRACE(string,"strcpy %s\n", debugstr_a (src));
/* Windows does not check for NULL pointers here, so we don't either */
strcpy( dst, src );
return dst;
}
/***********************************************************************
* lstrcpy32W (KERNEL32.609)
*/
LPWSTR WINAPI lstrcpy32W( LPWSTR dst, LPCWSTR src )
{
register LPWSTR p = dst;
TRACE(string,"strcpy L%s\n", debugstr_w (src));
/* Windows does not check for NULL pointers here, so we don't either */
while ((*p++ = *src++));
return dst;
}
/***********************************************************************
* lstrcpyn16 (KERNEL.353)
*/
SEGPTR WINAPI lstrcpyn16( SEGPTR dst, LPCSTR src, INT16 n )
{
lstrcpyn32A( (LPSTR)PTR_SEG_TO_LIN(dst), src, n );
return dst;
}
/***********************************************************************
* lstrcpyn32A (KERNEL32.611)
* Note: this function differs from the UNIX strncpy, it _always_ writes
* a terminating \0
*/
LPSTR WINAPI lstrcpyn32A( LPSTR dst, LPCSTR src, INT32 n )
{
LPSTR p = dst;
TRACE(string,"strcpyn %s for %d chars\n",
debugstr_an (src,n), n);
/* Windows does not check for NULL pointers here, so we don't either */
while ((n-- > 1) && *src) *p++ = *src++;
if (n >= 0) *p = 0;
return dst;
}
/***********************************************************************
* lstrcpyn32W (KERNEL32.612)
* Note: this function differs from the UNIX strncpy, it _always_ writes
* a terminating \0
*/
LPWSTR WINAPI lstrcpyn32W( LPWSTR dst, LPCWSTR src, INT32 n )
{
LPWSTR p = dst;
TRACE(string,"strcpyn L%s for %d chars\n",
debugstr_wn (src,n), n);
/* Windows does not check for NULL pointers here, so we don't either */
while ((n-- > 1) && *src) *p++ = *src++;
if (n >= 0) *p = 0;
return dst;
}
/***********************************************************************
* lstrlen16 (KERNEL.90)
*/
INT16 WINAPI lstrlen16( LPCSTR str )
{
return (INT16)lstrlen32A( str );
}
/***********************************************************************
* lstrlen32A (KERNEL32.614)
*/
INT32 WINAPI lstrlen32A( LPCSTR str )
{
/* looks weird, but win3.1 KERNEL got a GeneralProtection handler
* in lstrlen() ... we check only for NULL pointer reference.
* - Marcus Meissner
*/
TRACE(string,"strlen %s\n", debugstr_a (str));
if (!str) return 0;
return (INT32)strlen(str);
}
/***********************************************************************
* lstrlen32W (KERNEL32.615)
*/
INT32 WINAPI lstrlen32W( LPCWSTR str )
{
INT32 len = 0;
TRACE(string,"strlen L%s\n", debugstr_w (str));
if (!str) return 0;
while (*str++) len++;
return len;
}
/***********************************************************************
* lstrncmp32A (Not a Windows API)
*/
INT32 WINAPI lstrncmp32A( LPCSTR str1, LPCSTR str2, INT32 n )
{
TRACE(string,"strncmp %s and %s for %d chars\n",
debugstr_an (str1, n), debugstr_an (str2, n), n);
return (INT32)strncmp( str1, str2, n );
}
/***********************************************************************
* lstrncmp32W (Not a Windows API)
*/
INT32 WINAPI lstrncmp32W( LPCWSTR str1, LPCWSTR str2, INT32 n )
{
TRACE(string,"strncmp L%s and L%s for %d chars\n",
debugstr_wn (str1, n), debugstr_wn (str2, n), n);
if (!n) return 0;
while ((--n > 0) && *str1 && (*str1 == *str2)) { str1++; str2++; }
return (INT32)(*str1 - *str2);
}
/***********************************************************************
* lstrncmpi32A (Not a Windows API)
*/
INT32 WINAPI lstrncmpi32A( LPCSTR str1, LPCSTR str2, INT32 n )
{
INT32 res;
TRACE(string,"strncmpi %s and %s for %d chars\n",
debugstr_an (str1, n), debugstr_an (str2, n), n);
if (!n) return 0;
while ((--n > 0) && *str1)
if ( (res = toupper(*str1++) - toupper(*str2++)) ) return res;
return toupper(*str1) - toupper(*str2);
}
/***********************************************************************
* lstrncmpi32W (Not a Windows API)
*/
INT32 WINAPI lstrncmpi32W( LPCWSTR str1, LPCWSTR str2, INT32 n )
{
INT32 res;
TRACE(string,"strncmpi L%s and L%s for %d chars\n",
debugstr_wn (str1, n), debugstr_wn (str2, n), n);
if (!n) return 0;
while ((--n > 0) && *str1)
{
if ((res = towupper(*str1) - towupper(*str2)) != 0) return res;
str1++;
str2++;
}
return towupper(*str1) - towupper(*str2);
}
/***********************************************************************
* lstrcpyAtoW (Not a Windows API)
*/
LPWSTR WINAPI lstrcpyAtoW( LPWSTR dst, LPCSTR src )
{
register LPWSTR p = dst;
TRACE(string,"%s\n",src);
while ((*p++ = (WCHAR)(unsigned char)*src++));
return dst;
}
/***********************************************************************
* lstrcpyWtoA (Not a Windows API)
*/
LPSTR WINAPI lstrcpyWtoA( LPSTR dst, LPCWSTR src )
{
register LPSTR p = dst;
TRACE(string,"L%s\n",debugstr_w(src));
while ((*p++ = (CHAR)*src++));
return dst;
}
/***********************************************************************
* lstrcpynAtoW (Not a Windows API)
* Note: this function differs from the UNIX strncpy, it _always_ writes
* a terminating \0
*/
LPWSTR WINAPI lstrcpynAtoW( LPWSTR dst, LPCSTR src, INT32 n )
{
LPWSTR p = dst;
TRACE(string,"%s %i\n",src, n);
while ((n-- > 1) && *src) *p++ = (WCHAR)(unsigned char)*src++;
if (n >= 0) *p = 0;
return dst;
}
/***********************************************************************
* lstrcpynWtoA (Not a Windows API)
* Note: this function differs from the UNIX strncpy, it _always_ writes
* a terminating \0
*/
LPSTR WINAPI lstrcpynWtoA( LPSTR dst, LPCWSTR src, INT32 n )
{
LPSTR p = dst;
TRACE(string,"L%s %i\n",debugstr_w(src), n);
while ((n-- > 1) && *src) *p++ = (CHAR)*src++;
if (n >= 0) *p = 0;
return dst;
}
/***********************************************************************
* Copy (GDI.250)
*/
void WINAPI Copy( LPVOID src, LPVOID dst, WORD size )
{
memcpy( dst, src, size );
}
/***********************************************************************
* RtlFillMemory (KERNEL32.441)
*/
VOID WINAPI RtlFillMemory( LPVOID ptr, UINT32 len, UINT32 fill )
{
memset( ptr, fill, len );
}
/***********************************************************************
* RtlMoveMemory (KERNEL32.442)
*/
VOID WINAPI RtlMoveMemory( LPVOID dst, LPCVOID src, UINT32 len )
{
memmove( dst, src, len );
}
/***********************************************************************
* RtlZeroMemory (KERNEL32.444)
*/
VOID WINAPI RtlZeroMemory( LPVOID ptr, UINT32 len )
{
memset( ptr, 0, len );
}
/***********************************************************************
* AnsiToOem16 (KEYBOARD.5)
*/
INT16 WINAPI AnsiToOem16( LPCSTR s, LPSTR d )
{
CharToOem32A( s, d );
return -1;
}
/***********************************************************************
* OemToAnsi16 (KEYBOARD.6)
*/
INT16 WINAPI OemToAnsi16( LPCSTR s, LPSTR d )
{
OemToChar32A( s, d );
return -1;
}
/***********************************************************************
* AnsiToOemBuff16 (KEYBOARD.134)
*/
void WINAPI AnsiToOemBuff16( LPCSTR s, LPSTR d, UINT16 len )
{
CharToOemBuff32A( s, d, len ? len : 65536 );
}
/***********************************************************************
* OemToAnsiBuff16 (KEYBOARD.135)
*/
void WINAPI OemToAnsiBuff16( LPCSTR s, LPSTR d, UINT16 len )
{
OemToCharBuff32A( s, d, len ? len : 65536 );
}
/***********************************************************************
* CharToOem32A (USER32.37)
*/
BOOL32 WINAPI CharToOem32A( LPCSTR s, LPSTR d )
{
LPSTR oldd = d;
if (!s || !d) return TRUE;
TRACE(string,"CharToOem %s\n", debugstr_a (s));
while ((*d++ = ANSI_TO_OEM(*s++)));
TRACE(string," to %s\n", debugstr_a (oldd));
return TRUE;
}
/***********************************************************************
* CharToOemBuff32A (USER32.38)
*/
BOOL32 WINAPI CharToOemBuff32A( LPCSTR s, LPSTR d, DWORD len )
{
while (len--) *d++ = ANSI_TO_OEM(*s++);
return TRUE;
}
/***********************************************************************
* CharToOemBuff32W (USER32.39)
*/
BOOL32 WINAPI CharToOemBuff32W( LPCWSTR s, LPSTR d, DWORD len )
{
while (len--) *d++ = ANSI_TO_OEM(*s++);
return TRUE;
}
/***********************************************************************
* CharToOem32W (USER32.40)
*/
BOOL32 WINAPI CharToOem32W( LPCWSTR s, LPSTR d )
{
LPSTR oldd = d;
if (!s || !d) return TRUE;
TRACE(string,"CharToOem L%s\n", debugstr_w (s));
while ((*d++ = ANSI_TO_OEM(*s++)));
TRACE(string," to %s\n", debugstr_a (oldd));
return TRUE;
}
/***********************************************************************
* OemToChar32A (USER32.402)
*/
BOOL32 WINAPI OemToChar32A( LPCSTR s, LPSTR d )
{
LPSTR oldd = d;
TRACE(string,"OemToChar %s\n", debugstr_a (s));
while ((*d++ = OEM_TO_ANSI(*s++)));
TRACE(string," to %s\n", debugstr_a (oldd));
return TRUE;
}
/***********************************************************************
* OemToCharBuff32A (USER32.403)
*/
BOOL32 WINAPI OemToCharBuff32A( LPCSTR s, LPSTR d, DWORD len )
{
TRACE(string,"OemToCharBuff %s\n", debugstr_an (s, len));
while (len--) *d++ = OEM_TO_ANSI(*s++);
return TRUE;
}
/***********************************************************************
* OemToCharBuff32W (USER32.404)
*/
BOOL32 WINAPI OemToCharBuff32W( LPCSTR s, LPWSTR d, DWORD len )
{
TRACE(string,"OemToCharBuff %s\n", debugstr_an (s, len));
while (len--) *d++ = (WCHAR)OEM_TO_ANSI(*s++);
return TRUE;
}
/***********************************************************************
* OemToChar32W (USER32.405)
*/
BOOL32 WINAPI OemToChar32W( LPCSTR s, LPWSTR d )
{
while ((*d++ = (WCHAR)OEM_TO_ANSI(*s++)));
return TRUE;
}
/***********************************************************************
* WideCharToLocal (Not a Windows API)
* similar lstrcpyWtoA, should handle codepages properly
*
* RETURNS
* strlen of the destination string
*/
INT32 WINAPI WideCharToLocal32(
LPSTR pLocal,
LPWSTR pWide,
INT32 dwChars)
{ *pLocal = 0;
TRACE(string,"(%p, %s, %i)\n", pLocal, debugstr_w(pWide),dwChars);
WideCharToMultiByte(CP_ACP,0,pWide,-1,pLocal,dwChars,NULL,NULL);
return strlen(pLocal);
}
/***********************************************************************
* LocalToWideChar (Not a Windows API)
* similar lstrcpyAtoW, should handle codepages properly
*
* RETURNS
* strlen of the destination string
*/
INT32 WINAPI LocalToWideChar32(
LPWSTR pWide,
LPSTR pLocal,
INT32 dwChars)
{ *pWide = 0;
TRACE(string,"(%p, %s, %i)\n",pWide, pLocal, dwChars);
MultiByteToWideChar(CP_ACP,0,pLocal,-1,pWide,dwChars);
return lstrlen32W(pWide);
}
/***********************************************************************
* lstrrchr (Not a Windows API)
*
* This is the implementation meant to be invoked form within
* COMCTL32_StrRChrA and shell32(TODO)...
*
* Return a pointer to the last occurence of wMatch in lpStart
* not looking further than lpEnd...
*/
LPSTR WINAPI lstrrchr( LPCSTR lpStart, LPCSTR lpEnd, WORD wMatch )
{
LPCSTR lpGotIt = NULL;
TRACE(string,"(%s, %s)\n", lpStart, lpEnd);
if (!lpEnd) lpEnd = lpStart + strlen(lpStart);
for(; lpStart < lpEnd; lpStart = CharNext32A(lpStart))
if (!ChrCmpA( GET_WORD(lpStart), wMatch))
lpGotIt = lpStart;
return ((LPSTR)lpGotIt);
}
/***********************************************************************
* lstrrchrw (Not a Windows API)
*
* This is the implementation meant to be invoked form within
* COMCTL32_StrRChrW and shell32(TODO)...
*
* Return a pointer to the last occurence of wMatch in lpStart
* not looking further than lpEnd...
*/
LPWSTR WINAPI lstrrchrw( LPCWSTR lpStart, LPCWSTR lpEnd, WORD wMatch )
{
LPCWSTR lpGotIt = NULL;
TRACE(string,"(%p, %p, %c)\n", lpStart, lpEnd, wMatch);
if (!lpEnd) lpEnd = lpStart + lstrlen32W(lpStart);
for(; lpStart < lpEnd; lpStart = CharNext32W(lpStart))
if (!ChrCmpW( GET_WORD(lpStart), wMatch))
lpGotIt = lpStart;
return (LPWSTR)lpGotIt;
}
/***********************************************************************
* strstrw (Not a Windows API)
*
* This is the implementation meant to be invoked form within
* COMCTL32_StrStrW and shell32(TODO)...
*
*/
LPWSTR WINAPI strstrw( LPCWSTR lpFirst, LPCWSTR lpSrch) {
UINT32 uSrchLen = (UINT32)lstrlen32W(lpSrch);
WORD wMatchBeg = *(WORD*)lpSrch;
TRACE(string,"(%p, %p)\n", lpFirst, lpSrch);
for(;
((lpFirst=CRTDLL_wcschr(lpFirst, wMatchBeg))!=0) &&
lstrncmp32W(lpFirst, lpSrch, uSrchLen);
lpFirst++) {
continue;
}
return (LPWSTR)lpFirst;
}
/***********************************************************************
* ChrCmpA
* This fuction returns FALSE if both words match, TRUE otherwise...
*/
static BOOL32 ChrCmpA( WORD word1, WORD word2) {
if (LOBYTE(word1) == LOBYTE(word2)) {
if (IsDBCSLeadByte32(LOBYTE(word1))) {
return (word1 != word2);
}
return FALSE;
}
return TRUE;
}
/***********************************************************************
* ChrCmpW
* This fuction returns FALSE if both words match, TRUE otherwise...
*/
static BOOL32 ChrCmpW( WORD word1, WORD word2) {
return (word1 != word2);
}
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