/* * This file is part of the LinuxBIOS project. * * Copright (C) 2007 Ronald G. Minnich * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; version 2 of the License. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA, 02110-1301 USA */ /* Simple memory routines that have no optimizations for anything. */ #include /* this one is pretty stupid. Won't handle overlaps, it's not efficient, etc. */ /* Please don't be silly and inline these. Inlines are not as wonderful as people think */ void memcpy(void *dest, const void *src, int len) { unsigned char *d = dest; const unsigned char *s = src; while (len--) *d++ = *s++; } void memset(void *v, unsigned char a, int len) { unsigned char *cp = v; while(len--) *cp++ = a; } /* did you ever notice that the memcmp web page does not specify * a signed or unsigned compare? It matters ... oh well, we assumed unsigned */ int memcmp(const void *s1, const void *s2, int len) { const unsigned char *d = (const unsigned char *)s1; const unsigned char *s = (const unsigned char *)s2; while (len--){ if (*d < *s) return -1; if (*d > *s) return 1; d++, s++; } return 0; }