10bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project/* 20bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project * COPYRIGHT AND PERMISSION NOTICE 30bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project * 40bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project * Copyright (c) 2003 Embedded Unit Project 50bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project * 60bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project * All rights reserved. 70bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project * 80bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project * Permission is hereby granted, free of charge, to any person obtaining 90bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project * a copy of this software and associated documentation files (the 100bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project * "Software"), to deal in the Software without restriction, including 110bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project * without limitation the rights to use, copy, modify, merge, publish, 120bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project * distribute, and/or sell copies of the Software, and to permit persons 130bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project * to whom the Software is furnished to do so, provided that the above 140bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project * copyright notice(s) and this permission notice appear in all copies 150bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project * of the Software and that both the above copyright notice(s) and this 160bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project * permission notice appear in supporting documentation. 170bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project * 180bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 190bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 200bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT 210bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project * OF THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR 220bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project * HOLDERS INCLUDED IN THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY 230bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project * SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER 240bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF 250bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN 260bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 270bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project * 280bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project * Except as contained in this notice, the name of a copyright holder 290bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project * shall not be used in advertising or otherwise to promote the sale, 300bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project * use or other dealings in this Software without prior written 310bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project * authorization of the copyright holder. 320bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project * 330bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project * $Id: stdImpl.c,v 1.3 2004/02/10 16:15:25 arms22 Exp $ 340bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project */ 350bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project#include "stdImpl.h" 360bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project 370bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Projectchar* stdimpl_strcpy(char *dst, const char *src) 380bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project{ 390bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project char *start = dst; 400bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project char c; 410bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project do { 420bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project c = *src; 430bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project *dst = c; 440bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project src++; 450bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project dst++; 460bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project } while (c); 470bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project return start; 480bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project} 490bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project 500bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Projectchar* stdimpl_strcat(char *dst, const char *src) 510bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project{ 520bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project char *start = dst; 530bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project char c; 540bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project do { 550bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project c = *dst; 560bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project dst++; 570bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project } while (c); 580bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project dst--; 590bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project do { 600bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project c = *src; 610bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project *dst = c; 620bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project src++; 630bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project dst++; 640bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project } while (c); 650bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project return start; 660bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project} 670bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project 680bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Projectchar* stdimpl_strncat(char *dst, const char *src,unsigned int count) 690bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project{ 700bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project char *start = dst; 710bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project char c; 720bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project do { 730bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project c = *dst; 740bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project dst++; 750bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project } while (c); 760bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project dst--; 770bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project if (count) { 780bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project do { 790bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project c = *src; 800bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project *dst = c; 810bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project src++; 820bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project dst++; 830bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project count--; 840bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project } while (c && count); 850bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project *dst = '\0'; 860bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project } 870bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project return start; 880bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project} 890bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project 900bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Projectint stdimpl_strlen(const char *str) 910bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project{ 920bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project const char *estr = str; 930bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project char c; 940bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project do { 950bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project c = *estr; 960bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project estr++; 970bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project } while (c); 980bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project return ((int)(estr - str - 1)); 990bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project} 1000bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project 1010bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Projectint stdimpl_strcmp(const char *s1, const char *s2) 1020bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project{ 1030bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project char c1,c2; 1040bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project do { 1050bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project c1 = *s1++; 1060bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project c2 = *s2++; 1070bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project } while ((c1) && (c2) && (c1==c2)); 1080bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project return c1 - c2; 1090bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project} 1100bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project 1110bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Projectstatic char* _xtoa(unsigned long v,char *string, int r, int is_neg) 1120bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project{ 1130bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project char *start = string; 1140bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project char buf[33],*p; 1150bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project 1160bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project p = buf; 1170bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project 1180bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project do { 1190bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project *p++ = "0123456789abcdef"[(v % r) & 0xf]; 1200bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project } while (v /= r); 1210bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project 1220bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project if (is_neg) { 1230bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project *p++ = '-'; 1240bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project } 1250bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project 1260bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project do { 1270bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project *string++ = *--p; 1280bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project } while (buf != p); 1290bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project 1300bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project *string = '\0'; 1310bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project 1320bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project return start; 1330bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project} 1340bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project 1350bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Projectchar* stdimpl_itoa(int v,char *string,int r) 1360bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project{ 1370bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project if ((r == 10) && (v < 0)) { 1380bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project return _xtoa((unsigned long)(-v), string, r, 1); 1390bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project } 1400bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project return _xtoa((unsigned long)(v), string, r, 0); 1410bea8c49ca8726e4da085bf6cfff41c06aef20e7The Android Open Source Project} 142