mirror of
https://github.com/reactos/reactos.git
synced 2024-12-27 01:24:38 +00:00
Added two header files for multi byte string functions
svn path=/trunk/; revision=379
This commit is contained in:
Boudewijn Dekker
parent
42965fae3b
commit
b68aceef62
10 changed files with 230 additions and 759 deletions
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@ -25,9 +25,9 @@
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* DISCLAMED. This includes but is not limited to warranties of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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*
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* $Revision: 1.1 $
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* $Revision: 1.2 $
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* $Author: ariadne $
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* $Date: 1999/04/02 21:42:06 $
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* $Date: 1999/04/14 07:10:15 $
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*
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*/
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@ -56,10 +56,13 @@ typedef struct _heapinfo
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} _HEAPINFO;
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int _heapwalk (_HEAPINFO* pHeapinfo);
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void * _alloca(size_t size);
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#ifndef _NO_OLDNAMES
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int heapwalk (_HEAPINFO* pHeapinfo);
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#define heapwalk(x) _heapwalk(x)
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#define alloca(s) _alloca(s)
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#endif /* Not _NO_OLDNAMES */
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#ifdef __cplusplus
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@ -18,9 +18,9 @@
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* DISCLAMED. This includes but is not limited to warranties of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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*
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* $Revision: 1.3 $
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* $Revision: 1.4 $
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* $Author: ariadne $
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* $Date: 1999/04/02 21:42:06 $
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* $Date: 1999/04/14 07:10:15 $
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*
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*/
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#ifndef _LINUX_CTYPE_H
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@ -127,10 +127,10 @@ int __iscsymf (int c); /* Valid first character in C symbol */
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int __iscsym (int c); /* Valid character in C symbol (after first) */
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#ifndef _NO_OLDNAMES
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int isascii (int c);
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int toascii (int c);
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int iscsymf (int c);
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int iscsym (int c);
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#define isascii(c) __isascii(c)
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#define toascii(c) _toascii(c)
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#define iscsymf(c) __iscsymf(c)
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#define iscsym(c) __iscsym(c)
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#endif /* Not _NO_OLDNAMES */
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#endif /* Not __STRICT_ANSI__ */
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@ -27,9 +27,9 @@
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* DISCLAMED. This includes but is not limited to warranties of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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*
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* $Revision: 1.3 $
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* $Revision: 1.4 $
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* $Author: ariadne $
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* $Date: 1999/04/02 21:42:06 $
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* $Date: 1999/04/14 07:10:15 $
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*
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*/
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@ -182,7 +182,10 @@ double _scalb (double x, long n);
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int _finite (double x);
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int _fpclass (double x);
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int _isnan (double x);
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int _isinf (double x); // not exported
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#define isnan(x) _isnan(x)
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#define isinf(x) _isinf(x)
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#endif /* Not __STRICT_ANSI__ */
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@ -55,11 +55,6 @@ time_t FileTimeToUnixTime( const FILETIME *filetime, DWORD *remainder );
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#ifndef __dj_ENFORCE_FUNCTION_CALLS
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#endif /* !__dj_ENFORCE_FUNCTION_CALLS */
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#ifdef __cplusplus
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}
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#endif
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#endif /* __dj_include_libc_file_h__ */
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#define __FILE_REC_MAX 20
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typedef struct __file_rec
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@ -71,3 +66,13 @@ typedef struct __file_rec
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extern __file_rec *__file_rec_list;
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#ifdef __cplusplus
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}
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#endif
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#endif /* __dj_include_libc_file_h__ */
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27
reactos/include/crtdll/mbctype.h
Normal file
27
reactos/include/crtdll/mbctype.h
Normal file
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@ -0,0 +1,27 @@
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#ifndef _MBCTYPE_H
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#define _MBCTYPE_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define _MS 0x01
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#define _MP 0x02
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#define _M1 0x04
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#define _M2 0x08
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#define _MBC_SINGLE 0
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#define _MBC_LEAD 1
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#define _MBC_TRAIL 2
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#define _MBC_ILLEGAL -1
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#define _MB_CP_SBCS 0
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#define _MB_CP_OEM -2
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#define _MB_CP_ANSI -3
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#define _MB_CP_LOCALE -4
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#ifdef __cplusplus
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}
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#endif
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#endif
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103
reactos/include/crtdll/mbstring.h
Normal file
103
reactos/include/crtdll/mbstring.h
Normal file
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@ -0,0 +1,103 @@
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#ifndef _MBSTRING_H_
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#define _MBSTRING_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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int _mbbtype(unsigned char c, int type);
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int _mbsbtype( const unsigned char *str, size_t n );
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unsigned int _mbbtombc(unsigned int c);
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unsigned int _mbctombb(unsigned int c);
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unsigned char * _mbscat(unsigned char *dst, const unsigned char *src);
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unsigned char * _mbschr(const unsigned char *str, unsigned int c);
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int _mbscmp(const unsigned char *, const unsigned char *);
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int _mbscoll(const unsigned char *, const unsigned char *);
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unsigned char * _mbscpy(unsigned char *, const unsigned char *);
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size_t _mbscspn(const unsigned char *, const unsigned char *);
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unsigned char * _mbsdup(const unsigned char *str);
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int _mbsicmp(const unsigned char *, const unsigned char *);
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int _mbsicoll(const unsigned char *, const unsigned char *);
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size_t _mbslen(const unsigned char *str);
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unsigned char * _mbsncat(unsigned char *, const unsigned char *, size_t);
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unsigned char * _mbsnbcat(unsigned char *, const unsigned char *, size_t);
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int _mbsncmp(const unsigned char *, const unsigned char *, size_t);
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int _mbsnbcmp(const unsigned char *, const unsigned char *, size_t);
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int _mbsncoll(const unsigned char *, const unsigned char *, size_t);
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int _mbsnbcoll(const unsigned char *, const unsigned char *, size_t);
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unsigned char * _mbsncpy(unsigned char *, const unsigned char *, size_t);
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unsigned char * _mbsnbcpy(unsigned char *, const unsigned char *, size_t);
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int _mbsnicmp(const unsigned char *, const unsigned char *, size_t);
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int _mbsnbicmp(const unsigned char *, const unsigned char *, size_t);
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int _mbsnicoll(const unsigned char *, const unsigned char *, size_t);
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int _mbsnbicoll(const unsigned char *, const unsigned char *, size_t);
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unsigned char * _mbsnset(unsigned char *, unsigned int, size_t);
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unsigned char * _mbsnbset(unsigned char *, unsigned int, size_t);
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size_t _mbsnccnt(const unsigned char *, size_t);
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unsigned char * _mbspbrk(const unsigned char *, const unsigned char *);
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unsigned char * _mbsrchr(const unsigned char *, unsigned int);
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unsigned char * _mbsrev(unsigned char *);
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unsigned char * _mbsset(unsigned char *, unsigned int);
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size_t _mbsspn(const unsigned char *, const unsigned char *);
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unsigned char * _mbsstr(const unsigned char *, const unsigned char *);
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unsigned char * _mbstok(unsigned char *, const unsigned char *);
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unsigned char * _mbslwr(unsigned char *str);
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unsigned char * _mbsupr(unsigned char *str);
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size_t _mbclen(const unsigned char *);
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void _mbccpy(unsigned char *, const unsigned char *);
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/* tchar routines */
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unsigned char * _mbsdec(const unsigned char *, const unsigned char *);
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unsigned char * _mbsinc(const unsigned char *);
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size_t _mbsnbcnt(const unsigned char *, size_t);
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unsigned int _mbsnextc (const unsigned char *);
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unsigned char * _mbsninc(const unsigned char *, size_t);
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unsigned char * _mbsspnp(const unsigned char *, const unsigned char *);
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/* character routines */
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int _ismbcalnum(unsigned int c);
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int _ismbcalpha(unsigned int c);
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int _ismbcdigit(unsigned int c);
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int _ismbcgraph(unsigned int c);
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int _ismbclegal(unsigned int c);
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int _ismbclower(unsigned int c);
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int _ismbcprint(unsigned int c);
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int _ismbcpunct(unsigned int c);
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int _ismbcspace(unsigned int c);
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int _ismbcupper(unsigned int c);
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unsigned int _mbctolower(unsigned int);
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unsigned int _mbctoupper(unsigned int);
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int _ismbblead( unsigned int c);
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int _ismbbtrail( unsigned int c);
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int _ismbslead( const unsigned char *s, const unsigned char *c);
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int _ismbstrail( const unsigned char *s, const unsigned char *c);
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#ifdef __cplusplus
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}
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#endif
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#endif
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46
reactos/include/crtdll/setjmp.h
Normal file
46
reactos/include/crtdll/setjmp.h
Normal file
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@ -0,0 +1,46 @@
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/*
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** Copyright (C) 1991 DJ Delorie, 24 Kirsten Ave, Rochester NH 03867-2954
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**
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** This file is distributed under the terms listed in the document
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** "copying.dj", available from DJ Delorie at the address above.
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** A copy of "copying.dj" should accompany this file; if not, a copy
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** should be available from where this file was obtained. This file
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** may not be distributed without a verbatim copy of "copying.dj".
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**
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** This file is distributed WITHOUT ANY WARRANTY; without even the implied
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** warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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*/
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#ifndef _SETJMP_H_
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#define _SETJMP_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct {
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unsigned long eax;
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unsigned long ebx;
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unsigned long ecx;
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unsigned long edx;
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unsigned long esi;
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unsigned long edi;
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unsigned long ebp;
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unsigned long esp;
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unsigned long eip;
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unsigned short es;
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unsigned short fs;
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unsigned short gs;
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unsigned short ss;
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} jmp_buf[1];
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extern int _setjmp(jmp_buf);
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extern void longjmp(jmp_buf, int);
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#define setjmp(jmp_buf) _setjmp(jmp_buf)
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#ifdef __cplusplus
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}
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#endif
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#endif
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@ -22,9 +22,9 @@
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* DISCLAMED. This includes but is not limited to warranties of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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*
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* $Revision: 1.6 $
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* $Author: dwelch $
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* $Date: 1999/04/14 00:46:22 $
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* $Revision: 1.7 $
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* $Author: ariadne $
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* $Date: 1999/04/14 07:10:15 $
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*
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*/
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/* Appropriated for Reactos Crtdll by Ariadne */
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@ -42,6 +42,7 @@ extern "C" {
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#define __need_size_t
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#define __need_NULL
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#define __need_wchar_t
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#define __need_wint_t
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#include <crtdll/stddef.h>
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@ -85,6 +86,7 @@ typedef struct {
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int _ungotchar;
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int _bufsiz;
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char *_name_to_remove;
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int _fillsize;
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} FILE;
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#define _FILE_DEFINED
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#endif
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@ -241,9 +243,13 @@ int puts (const char* szOutput);
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int ungetc (int c, FILE* fileWasRead);
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/* Wide character versions */
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int fgetwc (FILE* fileRead);
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int fputwc (wchar_t wc, FILE* fileWrite);
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int ungetwc (wchar_t wc, FILE* fileWasRead);
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wint_t fgetwc (FILE* fileRead);
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wint_t fputwc (wchar_t wc, FILE* fileWrite);
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wint_t getwc(FILE *fileRead); // not exported
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wint_t ungetwc (wchar_t wc, FILE* fileWasRead);
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wint_t _filwbuf(FILE *f);
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wint_t _flswbuf(wchar_t c, FILE *f);
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/*
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* Not exported by CRTDLL.DLL included for reference purposes.
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@ -18,9 +18,9 @@
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* DISCLAMED. This includes but is not limited to warranties of
|
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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*
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* $Revision: 1.3 $
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* $Revision: 1.4 $
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* $Author: ariadne $
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* $Date: 1999/04/02 21:42:06 $
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* $Date: 1999/04/14 07:10:15 $
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*
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*/
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/* Appropriated for Reactos Crtdll by Ariadne */
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@ -53,6 +53,8 @@ extern char*** _environ_dll;
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#define __need_NULL
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#include <crtdll/stddef.h>
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#include <crtdll/mbstring.h>
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#ifndef __ATTRIB_NORETURN
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#ifdef __GNUC__
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#define _ATTRIB_NORETURN __attribute__ ((noreturn))
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@ -168,6 +170,14 @@ char* _fullpath (char* caBuf, const char* szPath, size_t sizeMax);
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void _swab (const char* caFrom, char* caTo, size_t sizeToCopy);
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unsigned int _rotl( unsigned int value, int shift );
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unsigned int _rotr( unsigned int value, int shift );
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unsigned long _lrotl( unsigned long value, int shift );
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unsigned long _lrotr( unsigned long value, int shift );
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#ifndef _NO_OLDNAMES
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#define beep _beep
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#define seterrormode _seterrormode
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@ -18,19 +18,15 @@
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* DISCLAMED. This includes but is not limited to warranties of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
|
||||
*
|
||||
* $Revision: 1.2 $
|
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* $Revision: 1.3 $
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* $Author: ariadne $
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* $Date: 1999/04/03 10:41:29 $
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* $Date: 1999/04/14 07:10:15 $
|
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*
|
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*/
|
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/* Appropriated for Reactos Crtdll by Ariadne */
|
||||
/* changed prototype for _strerror */
|
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/* moved prototype for swab from string.h to stdlib.h */
|
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#ifndef _LINUX_WSTRING_H_
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#define _LINUX_WSTRING_H_
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|
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#ifndef _LINUX_STRING_H_
|
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#define _LINUX_STRING_H_
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|
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#ifndef _STRING_H_
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#define _STRING_H_
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@ -189,736 +185,8 @@ wchar_t* wcsupr (wchar_t* wsToConvert);
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#endif /* Not _NO_OLDNAMES */
|
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#endif /* Not strict ANSI */
|
||||
|
||||
|
||||
#if 0
|
||||
/*
|
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* Include machine specific inline routines
|
||||
*/
|
||||
#ifndef _I386_STRING_H_
|
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#define _I386_STRING_H_
|
||||
|
||||
/*
|
||||
* On a 486 or Pentium, we are better off not using the
|
||||
* byte string operations. But on a 386 or a PPro the
|
||||
* byte string ops are faster than doing it by hand
|
||||
* (MUCH faster on a Pentium).
|
||||
*
|
||||
* Also, the byte strings actually work correctly. Forget
|
||||
* the i486 routines for now as they may be broken..
|
||||
*/
|
||||
#if FIXED_486_STRING && (CPU == 486 || CPU == 586)
|
||||
#include <crtdll/asm/string-486.h>
|
||||
#else
|
||||
|
||||
/*
|
||||
* This string-include defines all string functions as inline
|
||||
* functions. Use gcc. It also assumes ds=es=data space, this should be
|
||||
* normal. Most of the string-functions are rather heavily hand-optimized,
|
||||
* see especially strtok,strstr,str[c]spn. They should work, but are not
|
||||
* very easy to understand. Everything is done entirely within the register
|
||||
* set, making the functions fast and clean. String instructions have been
|
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* used through-out, making for "slightly" unclear code :-)
|
||||
*
|
||||
* Copyright (C) 1991, 1992 Linus Torvalds
|
||||
*/
|
||||
|
||||
#define __HAVE_ARCH_STRCPY
|
||||
extern inline char * strcpy(char * dest,const char *src)
|
||||
{
|
||||
__asm__ __volatile__(
|
||||
"cld\n"
|
||||
"1:\tlodsb\n\t"
|
||||
"stosb\n\t"
|
||||
"testb %%al,%%al\n\t"
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||||
"jne 1b"
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||||
: /* no output */
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||||
:"S" (src),"D" (dest):"si","di","ax","memory");
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return dest;
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||||
}
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||||
|
||||
#define __HAVE_ARCH_STRNCPY
|
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extern inline char * strncpy(char * dest,const char *src,size_t count)
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||||
{
|
||||
__asm__ __volatile__(
|
||||
"cld\n"
|
||||
"1:\tdecl %2\n\t"
|
||||
"js 2f\n\t"
|
||||
"lodsb\n\t"
|
||||
"stosb\n\t"
|
||||
"testb %%al,%%al\n\t"
|
||||
"jne 1b\n\t"
|
||||
"rep\n\t"
|
||||
"stosb\n"
|
||||
"2:"
|
||||
: /* no output */
|
||||
:"S" (src),"D" (dest),"c" (count):"si","di","ax","cx","memory");
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||||
return dest;
|
||||
}
|
||||
|
||||
#define __HAVE_ARCH_STRCAT
|
||||
extern inline char * strcat(char * dest,const char * src)
|
||||
{
|
||||
__asm__ __volatile__(
|
||||
"cld\n\t"
|
||||
"repne\n\t"
|
||||
"scasb\n\t"
|
||||
"decl %1\n"
|
||||
"1:\tlodsb\n\t"
|
||||
"stosb\n\t"
|
||||
"testb %%al,%%al\n\t"
|
||||
"jne 1b"
|
||||
: /* no output */
|
||||
:"S" (src),"D" (dest),"a" (0),"c" (0xffffffff):"si","di","ax","cx");
|
||||
return dest;
|
||||
}
|
||||
|
||||
#define __HAVE_ARCH_STRNCAT
|
||||
extern inline char * strncat(char * dest,const char * src,size_t count)
|
||||
{
|
||||
__asm__ __volatile__(
|
||||
"cld\n\t"
|
||||
"repne\n\t"
|
||||
"scasb\n\t"
|
||||
"decl %1\n\t"
|
||||
"movl %4,%3\n"
|
||||
"1:\tdecl %3\n\t"
|
||||
"js 2f\n\t"
|
||||
"lodsb\n\t"
|
||||
"stosb\n\t"
|
||||
"testb %%al,%%al\n\t"
|
||||
"jne 1b\n"
|
||||
"2:\txorl %2,%2\n\t"
|
||||
"stosb"
|
||||
: /* no output */
|
||||
:"S" (src),"D" (dest),"a" (0),"c" (0xffffffff),"g" (count)
|
||||
:"si","di","ax","cx","memory");
|
||||
return dest;
|
||||
}
|
||||
|
||||
#define __HAVE_ARCH_STRCMP
|
||||
extern inline int strcmp(const char * cs,const char * ct)
|
||||
{
|
||||
register int __res;
|
||||
__asm__ __volatile__(
|
||||
"cld\n"
|
||||
"1:\tlodsb\n\t"
|
||||
"scasb\n\t"
|
||||
"jne 2f\n\t"
|
||||
"testb %%al,%%al\n\t"
|
||||
"jne 1b\n\t"
|
||||
"xorl %%eax,%%eax\n\t"
|
||||
"jmp 3f\n"
|
||||
"2:\tsbbl %%eax,%%eax\n\t"
|
||||
"orb $1,%%eax\n"
|
||||
"3:"
|
||||
:"=a" (__res):"S" (cs),"D" (ct):"si","di");
|
||||
return __res;
|
||||
}
|
||||
|
||||
#define __HAVE_ARCH_STRNCMP
|
||||
extern inline int strncmp(const char * cs,const char * ct,size_t count)
|
||||
{
|
||||
register int __res;
|
||||
__asm__ __volatile__(
|
||||
"cld\n"
|
||||
"1:\tdecl %3\n\t"
|
||||
"js 2f\n\t"
|
||||
"lodsb\n\t"
|
||||
"scasb\n\t"
|
||||
"jne 3f\n\t"
|
||||
"testb %%al,%%al\n\t"
|
||||
"jne 1b\n"
|
||||
"2:\txorl %%eax,%%eax\n\t"
|
||||
"jmp 4f\n"
|
||||
"3:\tsbbl %%eax,%%eax\n\t"
|
||||
"orb $1,%%al\n"
|
||||
"4:"
|
||||
:"=a" (__res):"S" (cs),"D" (ct),"c" (count):"si","di","cx");
|
||||
return __res;
|
||||
}
|
||||
|
||||
#define __HAVE_ARCH_STRCHR
|
||||
extern inline char * strchr(const char * s, int c)
|
||||
{
|
||||
register char * __res;
|
||||
__asm__ __volatile__(
|
||||
"cld\n\t"
|
||||
"movb %%al,%%ah\n"
|
||||
"1:\tlodsb\n\t"
|
||||
"cmpb %%ah,%%al\n\t"
|
||||
"je 2f\n\t"
|
||||
"testb %%al,%%al\n\t"
|
||||
"jne 1b\n\t"
|
||||
"movl $1,%1\n"
|
||||
"2:\tmovl %1,%0\n\t"
|
||||
"decl %0"
|
||||
:"=a" (__res):"S" (s),"0" (c):"si");
|
||||
return __res;
|
||||
}
|
||||
|
||||
#define __HAVE_ARCH_STRRCHR
|
||||
extern inline char * strrchr(const char * s, int c)
|
||||
{
|
||||
register char * __res;
|
||||
__asm__ __volatile__(
|
||||
"cld\n\t"
|
||||
"movb %%al,%%ah\n"
|
||||
"1:\tlodsb\n\t"
|
||||
"cmpb %%ah,%%al\n\t"
|
||||
"jne 2f\n\t"
|
||||
"leal -1(%%esi),%0\n"
|
||||
"2:\ttestb %%al,%%al\n\t"
|
||||
"jne 1b"
|
||||
:"=d" (__res):"0" (0),"S" (s),"a" (c):"ax","si");
|
||||
return __res;
|
||||
}
|
||||
|
||||
#define __HAVE_ARCH_STRSPN
|
||||
extern inline size_t strspn(const char * cs, const char * ct)
|
||||
{
|
||||
register char * __res;
|
||||
__asm__ __volatile__(
|
||||
"cld\n\t"
|
||||
"movl %4,%%edi\n\t"
|
||||
"repne\n\t"
|
||||
"scasb\n\t"
|
||||
"notl %%ecx\n\t"
|
||||
"decl %%ecx\n\t"
|
||||
"movl %%ecx,%%edx\n"
|
||||
"1:\tlodsb\n\t"
|
||||
"testb %%al,%%al\n\t"
|
||||
"je 2f\n\t"
|
||||
"movl %4,%%edi\n\t"
|
||||
"movl %%edx,%%ecx\n\t"
|
||||
"repne\n\t"
|
||||
"scasb\n\t"
|
||||
"je 1b\n"
|
||||
"2:\tdecl %0"
|
||||
:"=S" (__res):"a" (0),"c" (0xffffffff),"0" (cs),"g" (ct)
|
||||
:"ax","cx","dx","di");
|
||||
return __res-cs;
|
||||
}
|
||||
|
||||
#define __HAVE_ARCH_STRCSPN
|
||||
extern inline size_t strcspn(const char * cs, const char * ct)
|
||||
{
|
||||
register char * __res;
|
||||
__asm__ __volatile__(
|
||||
"cld\n\t"
|
||||
"movl %4,%%edi\n\t"
|
||||
"repne\n\t"
|
||||
"scasb\n\t"
|
||||
"notl %%ecx\n\t"
|
||||
"decl %%ecx\n\t"
|
||||
"movl %%ecx,%%edx\n"
|
||||
"1:\tlodsb\n\t"
|
||||
"testb %%al,%%al\n\t"
|
||||
"je 2f\n\t"
|
||||
"movl %4,%%edi\n\t"
|
||||
"movl %%edx,%%ecx\n\t"
|
||||
"repne\n\t"
|
||||
"scasb\n\t"
|
||||
"jne 1b\n"
|
||||
"2:\tdecl %0"
|
||||
:"=S" (__res):"a" (0),"c" (0xffffffff),"0" (cs),"g" (ct)
|
||||
:"ax","cx","dx","di");
|
||||
return __res-cs;
|
||||
}
|
||||
|
||||
#define __HAVE_ARCH_STRPBRK
|
||||
extern inline char * strpbrk(const char * cs,const char * ct)
|
||||
{
|
||||
register char * __res;
|
||||
__asm__ __volatile__(
|
||||
"cld\n\t"
|
||||
"movl %4,%%edi\n\t"
|
||||
"repne\n\t"
|
||||
"scasb\n\t"
|
||||
"notl %%ecx\n\t"
|
||||
"decl %%ecx\n\t"
|
||||
"movl %%ecx,%%edx\n"
|
||||
"1:\tlodsb\n\t"
|
||||
"testb %%al,%%al\n\t"
|
||||
"je 2f\n\t"
|
||||
"movl %4,%%edi\n\t"
|
||||
"movl %%edx,%%ecx\n\t"
|
||||
"repne\n\t"
|
||||
"scasb\n\t"
|
||||
"jne 1b\n\t"
|
||||
"decl %0\n\t"
|
||||
"jmp 3f\n"
|
||||
"2:\txorl %0,%0\n"
|
||||
"3:"
|
||||
:"=S" (__res):"a" (0),"c" (0xffffffff),"0" (cs),"g" (ct)
|
||||
:"ax","cx","dx","di");
|
||||
return __res;
|
||||
}
|
||||
|
||||
#define __HAVE_ARCH_STRSTR
|
||||
extern inline char * strstr(const char * cs,const char * ct)
|
||||
{
|
||||
register char * __res;
|
||||
__asm__ __volatile__(
|
||||
"cld\n\t" \
|
||||
"movl %4,%%edi\n\t"
|
||||
"repne\n\t"
|
||||
"scasb\n\t"
|
||||
"notl %%ecx\n\t"
|
||||
"decl %%ecx\n\t" /* NOTE! This also sets Z if searchstring='' */
|
||||
"movl %%ecx,%%edx\n"
|
||||
"1:\tmovl %4,%%edi\n\t"
|
||||
"movl %%esi,%%eax\n\t"
|
||||
"movl %%edx,%%ecx\n\t"
|
||||
"repe\n\t"
|
||||
"cmpsb\n\t"
|
||||
"je 2f\n\t" /* also works for empty string, see above */
|
||||
"xchgl %%eax,%%esi\n\t"
|
||||
"incl %%esi\n\t"
|
||||
"cmpb $0,-1(%%eax)\n\t"
|
||||
"jne 1b\n\t"
|
||||
"xorl %%eax,%%eax\n\t"
|
||||
"2:"
|
||||
:"=a" (__res):"0" (0),"c" (0xffffffff),"S" (cs),"g" (ct)
|
||||
:"cx","dx","di","si");
|
||||
return __res;
|
||||
}
|
||||
|
||||
#define __HAVE_ARCH_STRLEN
|
||||
extern inline size_t strlen(const char * s)
|
||||
{
|
||||
register int __res;
|
||||
__asm__ __volatile__(
|
||||
"cld\n\t"
|
||||
"repne\n\t"
|
||||
"scasb\n\t"
|
||||
"notl %0\n\t"
|
||||
"decl %0"
|
||||
:"=c" (__res):"D" (s),"a" (0),"0" (0xffffffff):"di");
|
||||
return __res;
|
||||
}
|
||||
|
||||
#define __HAVE_ARCH_STRTOK
|
||||
extern inline char * strtok(char * s,const char * ct)
|
||||
{
|
||||
register char * __res;
|
||||
__asm__ __volatile__(
|
||||
"testl %1,%1\n\t"
|
||||
"jne 1f\n\t"
|
||||
"testl %0,%0\n\t"
|
||||
"je 8f\n\t"
|
||||
"movl %0,%1\n"
|
||||
"1:\txorl %0,%0\n\t"
|
||||
"movl $-1,%%ecx\n\t"
|
||||
"xorl %%eax,%%eax\n\t"
|
||||
"cld\n\t"
|
||||
"movl %4,%%edi\n\t"
|
||||
"repne\n\t"
|
||||
"scasb\n\t"
|
||||
"notl %%ecx\n\t"
|
||||
"decl %%ecx\n\t"
|
||||
"je 7f\n\t" /* empty delimiter-string */
|
||||
"movl %%ecx,%%edx\n"
|
||||
"2:\tlodsb\n\t"
|
||||
"testb %%al,%%al\n\t"
|
||||
"je 7f\n\t"
|
||||
"movl %4,%%edi\n\t"
|
||||
"movl %%edx,%%ecx\n\t"
|
||||
"repne\n\t"
|
||||
"scasb\n\t"
|
||||
"je 2b\n\t"
|
||||
"decl %1\n\t"
|
||||
"cmpb $0,(%1)\n\t"
|
||||
"je 7f\n\t"
|
||||
"movl %1,%0\n"
|
||||
"3:\tlodsb\n\t"
|
||||
"testb %%al,%%al\n\t"
|
||||
"je 5f\n\t"
|
||||
"movl %4,%%edi\n\t"
|
||||
"movl %%edx,%%ecx\n\t"
|
||||
"repne\n\t"
|
||||
"scasb\n\t"
|
||||
"jne 3b\n\t"
|
||||
"decl %1\n\t"
|
||||
"cmpb $0,(%1)\n\t"
|
||||
"je 5f\n\t"
|
||||
"movb $0,(%1)\n\t"
|
||||
"incl %1\n\t"
|
||||
"jmp 6f\n"
|
||||
"5:\txorl %1,%1\n"
|
||||
"6:\tcmpb $0,(%0)\n\t"
|
||||
"jne 7f\n\t"
|
||||
"xorl %0,%0\n"
|
||||
"7:\ttestl %0,%0\n\t"
|
||||
"jne 8f\n\t"
|
||||
"movl %0,%1\n"
|
||||
"8:"
|
||||
:"=b" (__res),"=S" (___strtok)
|
||||
:"0" (___strtok),"1" (s),"g" (ct)
|
||||
:"ax","cx","dx","di","memory");
|
||||
return __res;
|
||||
}
|
||||
|
||||
|
||||
#define __HAVE_ARCH_STRICMP
|
||||
extern inline int stricmp(const char* cs,const char * ct)
|
||||
{
|
||||
register int __res;
|
||||
|
||||
|
||||
__asm__ __volatile__(
|
||||
"cld\n"
|
||||
"1:\tmovb (%%esi), %%eax\n\t"
|
||||
"movb (%%edi), %%dl \n\t"
|
||||
"cmpb $0x5A, %%al\n\t"
|
||||
"ja 2f\t\n"
|
||||
"cmpb $0x40, %%al\t\n"
|
||||
"jbe 2f\t\n"
|
||||
"addb $0x20, %%al\t\n"
|
||||
"2:\t cmpb $0x5A, %%dl\t\n"
|
||||
"ja 3f\t\n"
|
||||
"cmpb $0x40, %%dl\t\n"
|
||||
"jbe 3f\t\n"
|
||||
"addb $0x20, %%dl\t\n"
|
||||
"3:\t inc %%esi\t\n"
|
||||
"inc %%edi\t\n"
|
||||
"cmpb %%al, %%dl\t\n"
|
||||
"jne 4f\n\t"
|
||||
"cmpb $00, %%al\n\t"
|
||||
"jne 1b\n\t"
|
||||
"xorl %%eax,%%eax\n\t"
|
||||
"jmp 5f\n"
|
||||
"4:\tsbbl %%eax,%%eax\n\t"
|
||||
"orb $1,%%eax\n"
|
||||
"5:"
|
||||
:"=a" (__res):"S" (cs),"D" (ct):"si","di");
|
||||
|
||||
return __res;
|
||||
}
|
||||
|
||||
|
||||
#define __HAVE_ARCH_STRNICMP
|
||||
extern inline int strnicmp(const char* cs,const char * ct, size_t count)
|
||||
{
|
||||
register int __res;
|
||||
|
||||
|
||||
__asm__ __volatile__(
|
||||
"cld\n"
|
||||
"1:\t decl %3\n\t"
|
||||
"js 6f\n\t"
|
||||
"movb (%%esi), %%al\n\t"
|
||||
"movb (%%edi), %%dl \n\t"
|
||||
"cmpb $0x5A, %%al\n\t"
|
||||
"ja 2f\t\n"
|
||||
"cmpb $0x40, %%al\t\n"
|
||||
"jbe 2f\t\n"
|
||||
"addb $0x20, %%al\t\n"
|
||||
"2:\t cmpb $0x5A, %%dl\t\n"
|
||||
"ja 3f\t\n"
|
||||
"cmpb $0x40, %%dl\t\n"
|
||||
"jbe 3f\t\n"
|
||||
"addb $0x20, %%dl\t\n"
|
||||
"3:\t inc %%esi\t\n"
|
||||
"inc %%edi\t\n"
|
||||
"cmpb %%al, %%dl\t\n"
|
||||
"jne 4f\n\t"
|
||||
"cmpb $00, %%al\n\t"
|
||||
"jne 1b\n\t"
|
||||
"6:xorl %%eax,%%eax\n\t"
|
||||
"jmp 5f\n"
|
||||
"4:\tsbbl %%eax,%%eax\n\t"
|
||||
"orb $1,%%eax\n"
|
||||
"5:"
|
||||
:"=a" (__res):"S" (cs),"D" (ct), "c" (count):"si","di", "cx");
|
||||
|
||||
|
||||
return __res;
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
extern inline void * __memcpy(void * to, const void * from, size_t n)
|
||||
{
|
||||
__asm__ __volatile__(
|
||||
"cld\n\t"
|
||||
"rep ; movsl\n\t"
|
||||
"testb $2,%b1\n\t"
|
||||
"je 1f\n\t"
|
||||
"movsw\n"
|
||||
"1:\ttestb $1,%b1\n\t"
|
||||
"je 2f\n\t"
|
||||
"movsb\n"
|
||||
"2:"
|
||||
: /* no output */
|
||||
:"c" (n/4), "q" (n),"D" ((long) to),"S" ((long) from)
|
||||
: "cx","di","si","memory");
|
||||
return (to);
|
||||
}
|
||||
|
||||
/*
|
||||
* This looks horribly ugly, but the compiler can optimize it totally,
|
||||
* as the count is constant.
|
||||
*/
|
||||
extern inline void * __constant_memcpy(void * to, const void * from, size_t n)
|
||||
{
|
||||
switch (n) {
|
||||
case 0:
|
||||
return to;
|
||||
case 1:
|
||||
*(unsigned char *)to = *(const unsigned char *)from;
|
||||
return to;
|
||||
case 2:
|
||||
*(unsigned short *)to = *(const unsigned short *)from;
|
||||
return to;
|
||||
case 3:
|
||||
*(unsigned short *)to = *(const unsigned short *)from;
|
||||
*(2+(unsigned char *)to) = *(2+(const unsigned char *)from);
|
||||
return to;
|
||||
case 4:
|
||||
*(unsigned long *)to = *(const unsigned long *)from;
|
||||
return to;
|
||||
case 8:
|
||||
*(unsigned long *)to = *(const unsigned long *)from;
|
||||
*(1+(unsigned long *)to) = *(1+(const unsigned long *)from);
|
||||
return to;
|
||||
case 12:
|
||||
*(unsigned long *)to = *(const unsigned long *)from;
|
||||
*(1+(unsigned long *)to) = *(1+(const unsigned long *)from);
|
||||
*(2+(unsigned long *)to) = *(2+(const unsigned long *)from);
|
||||
return to;
|
||||
case 16:
|
||||
*(unsigned long *)to = *(const unsigned long *)from;
|
||||
*(1+(unsigned long *)to) = *(1+(const unsigned long *)from);
|
||||
*(2+(unsigned long *)to) = *(2+(const unsigned long *)from);
|
||||
*(3+(unsigned long *)to) = *(3+(const unsigned long *)from);
|
||||
return to;
|
||||
case 20:
|
||||
*(unsigned long *)to = *(const unsigned long *)from;
|
||||
*(1+(unsigned long *)to) = *(1+(const unsigned long *)from);
|
||||
*(2+(unsigned long *)to) = *(2+(const unsigned long *)from);
|
||||
*(3+(unsigned long *)to) = *(3+(const unsigned long *)from);
|
||||
*(4+(unsigned long *)to) = *(4+(const unsigned long *)from);
|
||||
return to;
|
||||
}
|
||||
#define COMMON(x) \
|
||||
__asm__("cld\n\t" \
|
||||
"rep ; movsl" \
|
||||
x \
|
||||
: /* no outputs */ \
|
||||
: "c" (n/4),"D" ((long) to),"S" ((long) from) \
|
||||
: "cx","di","si","memory");
|
||||
|
||||
switch (n % 4) {
|
||||
case 0: COMMON(""); return to;
|
||||
case 1: COMMON("\n\tmovsb"); return to;
|
||||
case 2: COMMON("\n\tmovsw"); return to;
|
||||
case 3: COMMON("\n\tmovsw\n\tmovsb"); return to;
|
||||
}
|
||||
#undef COMMON
|
||||
}
|
||||
|
||||
#define __HAVE_ARCH_MEMCPY
|
||||
#define memcpy(t, f, n) \
|
||||
(__builtin_constant_p(n) ? \
|
||||
__constant_memcpy((t),(f),(n)) : \
|
||||
__memcpy((t),(f),(n)))
|
||||
|
||||
#define __HAVE_ARCH_MEMMOVE
|
||||
extern inline void * memmove(void * dest,const void * src, size_t n)
|
||||
{
|
||||
if (dest<src)
|
||||
__asm__ __volatile__(
|
||||
"cld\n\t"
|
||||
"rep\n\t"
|
||||
"movsb"
|
||||
: /* no output */
|
||||
:"c" (n),"S" (src),"D" (dest)
|
||||
:"cx","si","di");
|
||||
else
|
||||
__asm__ __volatile__(
|
||||
"std\n\t"
|
||||
"rep\n\t"
|
||||
"movsb\n\t"
|
||||
"cld"
|
||||
: /* no output */
|
||||
:"c" (n),
|
||||
"S" (n-1+(const char *)src),
|
||||
"D" (n-1+(char *)dest)
|
||||
:"cx","si","di","memory");
|
||||
return dest;
|
||||
}
|
||||
|
||||
#define memcmp __builtin_memcmp
|
||||
|
||||
#define __HAVE_ARCH_MEMCHR
|
||||
extern inline void * memchr(const void * cs,int c,size_t count)
|
||||
{
|
||||
register void * __res;
|
||||
if (!count)
|
||||
return NULL;
|
||||
__asm__ __volatile__(
|
||||
"cld\n\t"
|
||||
"repne\n\t"
|
||||
"scasb\n\t"
|
||||
"je 1f\n\t"
|
||||
"movl $1,%0\n"
|
||||
"1:\tdecl %0"
|
||||
:"=D" (__res):"a" (c),"D" (cs),"c" (count)
|
||||
:"cx");
|
||||
return __res;
|
||||
}
|
||||
|
||||
extern inline void * __memset_generic(void * s, char c,size_t count)
|
||||
{
|
||||
__asm__ __volatile__(
|
||||
"cld\n\t"
|
||||
"rep\n\t"
|
||||
"stosb"
|
||||
: /* no output */
|
||||
:"a" (c),"D" (s),"c" (count)
|
||||
:"cx","di","memory");
|
||||
return s;
|
||||
}
|
||||
|
||||
/* we might want to write optimized versions of these later */
|
||||
#define __constant_count_memset(s,c,count) __memset_generic((s),(c),(count))
|
||||
|
||||
/*
|
||||
* memset(x,0,y) is a reasonably common thing to do, so we want to fill
|
||||
* things 32 bits at a time even when we don't know the size of the
|
||||
* area at compile-time..
|
||||
*/
|
||||
extern inline void * __constant_c_memset(void * s, unsigned long c, size_t count)
|
||||
{
|
||||
__asm__ __volatile__(
|
||||
"cld\n\t"
|
||||
"rep ; stosl\n\t"
|
||||
"testb $2,%b1\n\t"
|
||||
"je 1f\n\t"
|
||||
"stosw\n"
|
||||
"1:\ttestb $1,%b1\n\t"
|
||||
"je 2f\n\t"
|
||||
"stosb\n"
|
||||
"2:"
|
||||
: /* no output */
|
||||
:"a" (c), "q" (count), "c" (count/4), "D" ((long) s)
|
||||
:"cx","di","memory");
|
||||
return (s);
|
||||
}
|
||||
|
||||
/* Added by Gertjan van Wingerde to make minix and sysv module work */
|
||||
#define __HAVE_ARCH_STRNLEN
|
||||
extern inline size_t strnlen(const char * s, size_t count)
|
||||
{
|
||||
register int __res;
|
||||
__asm__ __volatile__(
|
||||
"movl %1,%0\n\t"
|
||||
"jmp 2f\n"
|
||||
"1:\tcmpb $0,(%0)\n\t"
|
||||
"je 3f\n\t"
|
||||
"incl %0\n"
|
||||
"2:\tdecl %2\n\t"
|
||||
"cmpl $-1,%2\n\t"
|
||||
"jne 1b\n"
|
||||
"3:\tsubl %1,%0"
|
||||
:"=a" (__res)
|
||||
:"c" (s),"d" (count)
|
||||
:"dx");
|
||||
return __res;
|
||||
}
|
||||
/* end of additional stuff */
|
||||
|
||||
/*
|
||||
* This looks horribly ugly, but the compiler can optimize it totally,
|
||||
* as we by now know that both pattern and count is constant..
|
||||
*/
|
||||
extern inline void * __constant_c_and_count_memset(void * s, unsigned long pattern, size_t count)
|
||||
{
|
||||
switch (count) {
|
||||
case 0:
|
||||
return s;
|
||||
case 1:
|
||||
*(unsigned char *)s = pattern;
|
||||
return s;
|
||||
case 2:
|
||||
*(unsigned short *)s = pattern;
|
||||
return s;
|
||||
case 3:
|
||||
*(unsigned short *)s = pattern;
|
||||
*(2+(unsigned char *)s) = pattern;
|
||||
return s;
|
||||
case 4:
|
||||
*(unsigned long *)s = pattern;
|
||||
return s;
|
||||
}
|
||||
#define COMMON(x) \
|
||||
__asm__("cld\n\t" \
|
||||
"rep ; stosl" \
|
||||
x \
|
||||
: /* no outputs */ \
|
||||
: "a" (pattern),"c" (count/4),"D" ((long) s) \
|
||||
: "cx","di","memory")
|
||||
|
||||
switch (count % 4) {
|
||||
case 0: COMMON(""); return s;
|
||||
case 1: COMMON("\n\tstosb"); return s;
|
||||
case 2: COMMON("\n\tstosw"); return s;
|
||||
case 3: COMMON("\n\tstosw\n\tstosb"); return s;
|
||||
}
|
||||
#undef COMMON
|
||||
}
|
||||
|
||||
#define __constant_c_x_memset(s, c, count) \
|
||||
(__builtin_constant_p(count) ? \
|
||||
__constant_c_and_count_memset((s),(c),(count)) : \
|
||||
__constant_c_memset((s),(c),(count)))
|
||||
|
||||
#define __memset(s, c, count) \
|
||||
(__builtin_constant_p(count) ? \
|
||||
__constant_count_memset((s),(c),(count)) : \
|
||||
__memset_generic((s),(c),(count)))
|
||||
|
||||
#define __HAVE_ARCH_MEMSET
|
||||
#define memset(s, c, count) \
|
||||
(__builtin_constant_p(c) ? \
|
||||
__constant_c_x_memset((s),(0x01010101UL*(unsigned char)c),(count)) : \
|
||||
__memset((s),(c),(count)))
|
||||
|
||||
/*
|
||||
* find the first occurrence of byte 'c', or 1 past the area if none
|
||||
*/
|
||||
#define __HAVE_ARCH_MEMSCAN
|
||||
extern inline void * memscan(void * addr, int c, size_t size)
|
||||
{
|
||||
if (!size)
|
||||
return addr;
|
||||
__asm__("cld
|
||||
repnz; scasb
|
||||
jnz 1f
|
||||
dec %%edi
|
||||
1: "
|
||||
: "=D" (addr), "=c" (size)
|
||||
: "0" (addr), "1" (size), "a" (c));
|
||||
return addr;
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
#endif
|
||||
#endif
|
||||
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /* _STRING_H_ */
|
||||
#endif
|
||||
|
||||
#endif
|
||||
extern "C" }
|
||||
#endif
|
||||
Loading…
Reference in a new issue