strdup.c revision 2949f58a438f6fd85f66a8b7ed4708042cde4b37
12949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project/* 22949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * Copyright (c) 1988, 1993 32949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * The Regents of the University of California. All rights reserved. 42949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * 52949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * Redistribution and use in source and binary forms, with or without 62949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * modification, are permitted provided that the following conditions 72949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * are met: 82949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * 1. Redistributions of source code must retain the above copyright 92949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * notice, this list of conditions and the following disclaimer. 102949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * 2. Redistributions in binary form must reproduce the above copyright 112949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * notice, this list of conditions and the following disclaimer in the 122949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * documentation and/or other materials provided with the distribution. 132949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * 3. All advertising materials mentioning features or use of this software 142949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * must display the following acknowledgement: 152949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * This product includes software developed by the University of 162949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * California, Berkeley and its contributors. 172949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * 4. Neither the name of the University nor the names of its contributors 182949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * may be used to endorse or promote products derived from this software 192949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * without specific prior written permission. 202949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * 212949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 222949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 232949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 242949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 252949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 262949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 272949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 282949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 292949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 302949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 312949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project * SUCH DAMAGE. 322949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project */ 332949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 342949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#if defined(LIBC_SCCS) && !defined(lint) 352949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Projectstatic const char rcsid[] = 362949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project "@(#) $Header: /tcpdump/master/tcpdump/missing/strdup.c,v 1.1 2001/01/20 07:26:08 guy Exp $ (LBL)"; 372949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#endif /* LIBC_SCCS and not lint */ 382949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 392949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#include <stddef.h> 402949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#include <stdlib.h> 412949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#include <string.h> 422949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 432949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project#include "interface.h" 442949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 452949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Projectchar * 462949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Projectstrdup(str) 472949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project const char *str; 482949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project{ 492949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project size_t len; 502949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project char *copy; 512949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project 522949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project len = strlen(str) + 1; 532949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project if ((copy = malloc(len)) == NULL) 542949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project return (NULL); 552949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project memcpy(copy, str, len); 562949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project return (copy); 572949f58a438f6fd85f66a8b7ed4708042cde4b37The Android Open Source Project} 58