| 0,0 → 1,73 |
|---|
| /**************************************************************************** |
| * |
| * Open Watcom Project |
| * |
| * Portions Copyright (c) 1983-2002 Sybase, Inc. All Rights Reserved. |
| * |
| * ======================================================================== |
| * |
| * This file contains Original Code and/or Modifications of Original |
| * Code as defined in and that are subject to the Sybase Open Watcom |
| * Public License version 1.0 (the 'License'). You may not use this file |
| * except in compliance with the License. BY USING THIS FILE YOU AGREE TO |
| * ALL TERMS AND CONDITIONS OF THE LICENSE. A copy of the License is |
| * provided with the Original Code and Modifications, and is also |
| * available at www.sybase.com/developer/opensource. |
| * |
| * The Original Code and all software distributed under the License are |
| * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER |
| * EXPRESS OR IMPLIED, AND SYBASE AND ALL CONTRIBUTORS HEREBY DISCLAIM |
| * ALL SUCH WARRANTIES, INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF |
| * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR |
| * NON-INFRINGEMENT. Please see the License for the specific language |
| * governing rights and limitations under the License. |
| * |
| * ======================================================================== |
| * |
| * Description: Implementation of memset() and wmemset(). |
| * |
| ****************************************************************************/ |
| |
| |
| #include "variety.h" |
| #include "widechar.h" |
| #include <string.h> |
| #include <wchar.h> |
| #include "xstring.h" |
| |
| |
| #if defined(__386__) |
| extern void __STOSB( void *, int, unsigned ); |
| #pragma aux __STOSB "*" parm [eax] [edx] [ecx]; |
| |
| extern void *__set386( void *, int, unsigned ); |
| #pragma aux __set386 = \ |
| "push EAX" /* save return value*/\ |
| "mov DH,DL" /* duplicate byte value thru EDX */\ |
| "shl EDX,8" /* ... */\ |
| "mov DL,DH" /* ... */\ |
| "shl EDX,8" /* ... */\ |
| "mov DL,DH" /* ... */\ |
| "call __STOSB" /* do store */\ |
| "pop EAX" /* restore return value*/\ |
| parm [eax] [edx] [ecx] \ |
| value [eax]; |
| #endif |
| |
| _WCRTLINK VOID_WC_TYPE *__F_NAME(memset,wmemset)( VOID_WC_TYPE *dst, INT_WC_TYPE c, size_t len ) |
| { |
| #if defined(__INLINE_FUNCTIONS__) && !defined(__WIDECHAR__) && defined(_M_IX86) |
| #if defined(__386__) |
| return( __set386( dst, c, len ) ); |
| #else |
| return( _inline_memset( dst, c, len ) ); |
| #endif |
| #else |
| CHAR_TYPE *p; |
| |
| for( p = dst; len; --len ) { |
| *p++ = c; |
| } |
| return( dst ); |
| #endif |
| } |