inet_ntoa.c revision 8876
17088Swollman 27088Swollman/* 37088Swollman * Copyright 1994, 1995 Massachusetts Institute of Technology 47088Swollman * 57088Swollman * Permission to use, copy, modify, and distribute this software and 67088Swollman * its documentation for any purpose and without fee is hereby 77088Swollman * granted, provided that both the above copyright notice and this 87088Swollman * permission notice appear in all copies, that both the above 97088Swollman * copyright notice and this permission notice appear in all 107088Swollman * supporting documentation, and that the name of M.I.T. not be used 117088Swollman * in advertising or publicity pertaining to distribution of the 127088Swollman * software without specific, written prior permission. M.I.T. makes 137088Swollman * no representations about the suitability of this software for any 147088Swollman * purpose. It is provided "as is" without express or implied 157088Swollman * warranty. 168876Srgrimes * 177088Swollman * THIS SOFTWARE IS PROVIDED BY M.I.T. ``AS IS''. M.I.T. DISCLAIMS 187088Swollman * ALL EXPRESS OR IMPLIED WARRANTIES WITH REGARD TO THIS SOFTWARE, 197088Swollman * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 207088Swollman * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT 217088Swollman * SHALL M.I.T. BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 227088Swollman * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 237088Swollman * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF 247088Swollman * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 257088Swollman * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 267088Swollman * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 277088Swollman * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 287088Swollman * SUCH DAMAGE. 297088Swollman */ 307088Swollman 317088Swollman#include <sys/param.h> 327088Swollman#include <sys/systm.h> 337088Swollman 347088Swollman#include <netinet/in.h> 357088Swollman 367088Swollmanchar * 377088Swollmaninet_ntoa(struct in_addr ina) 387088Swollman{ 397088Swollman static char buf[4*sizeof "123"]; 407088Swollman unsigned char *ucp = (unsigned char *)&ina; 417088Swollman 427088Swollman sprintf(buf, "%d.%d.%d.%d", 437088Swollman ucp[0] & 0xff, 447088Swollman ucp[1] & 0xff, 457088Swollman ucp[2] & 0xff, 467088Swollman ucp[3] & 0xff); 477088Swollman return buf; 487088Swollman} 497088Swollman 50