lib/sdk/crt/string/i386/tcsncpy.inc

   1 /* $Id: tcsncpy.inc 49591 2010-11-15 01:29:12Z tkreuzer $
   2  */
   3
   4 #include "tchar.h"
   5 #include <asm.inc>
   6
   7 PUBLIC _tcsncpy
   8 .code
   9
  10 _tcsncpy:
  11     push esi
  12     push edi
  13     mov edi, [esp + 12] /* s1 */
  14     mov esi, [esp + 16] /* s2 */
  15     mov ecx, [esp + 20] /* n */
  16
  17     xor eax, eax
  18     cld
  19
  20 .L1:
  21     dec ecx
  22     js .L2
  23     _tlods
  24     _tstos
  25     test _treg(a), _treg(a)
  26     jnz .L1
  27     rep _tstos
  28
  29 .L2:
  30     mov eax, [esp + 12]
  31
  32     pop edi
  33     pop esi
  34     ret
  35
  36 END
  37 /* EOF */