1656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* crypto/o_str.c -*- mode:C; c-file-style: "eay" -*- */ 2656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* Written by Richard Levitte (richard@levitte.org) for the OpenSSL 3656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * project 2003. 4656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project */ 5656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* ==================================================================== 6656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * Copyright (c) 2003 The OpenSSL Project. All rights reserved. 7656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 8656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * Redistribution and use in source and binary forms, with or without 9656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * modification, are permitted provided that the following conditions 10656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * are met: 11656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 12656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 1. Redistributions of source code must retain the above copyright 13656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * notice, this list of conditions and the following disclaimer. 14656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 15656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 2. Redistributions in binary form must reproduce the above copyright 16656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * notice, this list of conditions and the following disclaimer in 17656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * the documentation and/or other materials provided with the 18656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * distribution. 19656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 20656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 3. All advertising materials mentioning features or use of this 21656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * software must display the following acknowledgment: 22656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * "This product includes software developed by the OpenSSL Project 23656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * for use in the OpenSSL Toolkit. (http://www.openssl.org/)" 24656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 25656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to 26656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * endorse or promote products derived from this software without 27656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * prior written permission. For written permission, please contact 28656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * openssl-core@openssl.org. 29656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 30656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 5. Products derived from this software may not be called "OpenSSL" 31656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * nor may "OpenSSL" appear in their names without prior written 32656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * permission of the OpenSSL Project. 33656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 34656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 6. Redistributions of any form whatsoever must retain the following 35656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * acknowledgment: 36656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * "This product includes software developed by the OpenSSL Project 37656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * for use in the OpenSSL Toolkit (http://www.openssl.org/)" 38656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 39656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY 40656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 41656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 42656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR 43656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 44656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 45656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 46656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 47656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 48656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 49656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 50656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * OF THE POSSIBILITY OF SUCH DAMAGE. 51656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * ==================================================================== 52656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 53656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * This product includes cryptographic software written by Eric Young 54656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * (eay@cryptsoft.com). This product includes software written by Tim 55656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * Hudson (tjh@cryptsoft.com). 56656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 57656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project */ 58656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 59656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include <ctype.h> 60656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include <e_os.h> 61656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include "o_str.h" 62656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 6398d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom#if !defined(OPENSSL_IMPLEMENTS_strncasecmp) && \ 6498d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom !defined(OPENSSL_SYSNAME_WIN32) && \ 6598d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstrom !defined(NETWARE_CLIB) 66656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project# include <strings.h> 67656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 68656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 69656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectint OPENSSL_strncasecmp(const char *str1, const char *str2, size_t n) 70656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 71656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#if defined(OPENSSL_IMPLEMENTS_strncasecmp) 72656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project while (*str1 && *str2 && n) 73656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 74656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int res = toupper(*str1) - toupper(*str2); 75656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (res) return res < 0 ? -1 : 1; 76656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project str1++; 77656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project str2++; 78656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project n--; 79656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 80656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (n == 0) 81656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 0; 82656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (*str1) 83656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 1; 84656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (*str2) 85656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return -1; 86656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 0; 87656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#else 88656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project /* Recursion hazard warning! Whenever strncasecmp is #defined as 89656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * OPENSSL_strncasecmp, OPENSSL_IMPLEMENTS_strncasecmp must be 90656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * defined as well. */ 91656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return strncasecmp(str1, str2, n); 92656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 93656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 94656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectint OPENSSL_strcasecmp(const char *str1, const char *str2) 95656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 96656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#if defined(OPENSSL_IMPLEMENTS_strncasecmp) 97656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return OPENSSL_strncasecmp(str1, str2, (size_t)-1); 98656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#else 99656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return strcasecmp(str1, str2); 100656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 101656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 102656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 103656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectint OPENSSL_memcmp(const void *v1,const void *v2,size_t n) 104656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 105656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project const unsigned char *c1=v1,*c2=v2; 106656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int ret=0; 107656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 108656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project while(n && (ret=*c1-*c2)==0) n--,c1++,c2++; 109656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 110656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return ret; 111656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 112