1*b30d1939SAndy Fiddaman /*********************************************************************** 2*b30d1939SAndy Fiddaman * * 3*b30d1939SAndy Fiddaman * This software is part of the ast package * 4*b30d1939SAndy Fiddaman * Copyright (c) 1985-2011 AT&T Intellectual Property * 5*b30d1939SAndy Fiddaman * and is licensed under the * 6*b30d1939SAndy Fiddaman * Eclipse Public License, Version 1.0 * 7*b30d1939SAndy Fiddaman * by AT&T Intellectual Property * 8*b30d1939SAndy Fiddaman * * 9*b30d1939SAndy Fiddaman * A copy of the License is available at * 10*b30d1939SAndy Fiddaman * http://www.eclipse.org/org/documents/epl-v10.html * 11*b30d1939SAndy Fiddaman * (with md5 checksum b35adb5213ca9657e911e9befb180842) * 12*b30d1939SAndy Fiddaman * * 13*b30d1939SAndy Fiddaman * Information and Software Systems Research * 14*b30d1939SAndy Fiddaman * AT&T Research * 15*b30d1939SAndy Fiddaman * Florham Park NJ * 16*b30d1939SAndy Fiddaman * * 17*b30d1939SAndy Fiddaman * Glenn Fowler <gsf@research.att.com> * 18*b30d1939SAndy Fiddaman * David Korn <dgk@research.att.com> * 19*b30d1939SAndy Fiddaman * Phong Vo <kpv@research.att.com> * 20*b30d1939SAndy Fiddaman * * 21*b30d1939SAndy Fiddaman ***********************************************************************/ 22*b30d1939SAndy Fiddaman #pragma prototyped 23*b30d1939SAndy Fiddaman 24*b30d1939SAndy Fiddaman #include <ast.h> 25*b30d1939SAndy Fiddaman 26*b30d1939SAndy Fiddaman #if _lib_memcpy 27*b30d1939SAndy Fiddaman 28*b30d1939SAndy Fiddaman NoN(memcpy) 29*b30d1939SAndy Fiddaman 30*b30d1939SAndy Fiddaman #else 31*b30d1939SAndy Fiddaman 32*b30d1939SAndy Fiddaman #undef memcpy 33*b30d1939SAndy Fiddaman 34*b30d1939SAndy Fiddaman #if _lib_bcopy 35*b30d1939SAndy Fiddaman 36*b30d1939SAndy Fiddaman extern void bcopy(void*, void*, size_t); 37*b30d1939SAndy Fiddaman 38*b30d1939SAndy Fiddaman void* 39*b30d1939SAndy Fiddaman memcpy(void* s1, void* s2, size_t n) 40*b30d1939SAndy Fiddaman { 41*b30d1939SAndy Fiddaman bcopy(s2, s1, n); 42*b30d1939SAndy Fiddaman return(s1); 43*b30d1939SAndy Fiddaman } 44*b30d1939SAndy Fiddaman 45*b30d1939SAndy Fiddaman #else 46*b30d1939SAndy Fiddaman 47*b30d1939SAndy Fiddaman void* 48*b30d1939SAndy Fiddaman memcpy(void* as1, const void* as2, register size_t n) 49*b30d1939SAndy Fiddaman { 50*b30d1939SAndy Fiddaman register char* s1 = (char*)as1; 51*b30d1939SAndy Fiddaman register const char* s2 = (const char*)as2; 52*b30d1939SAndy Fiddaman 53*b30d1939SAndy Fiddaman while (n-- > 0) 54*b30d1939SAndy Fiddaman *s1++ = *s2++; 55*b30d1939SAndy Fiddaman return(as1); 56*b30d1939SAndy Fiddaman } 57*b30d1939SAndy Fiddaman 58*b30d1939SAndy Fiddaman #endif 59*b30d1939SAndy Fiddaman 60*b30d1939SAndy Fiddaman #endif 61