4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync/*
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync * Copyright (c) 1996, 1998 by Internet Software Consortium.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync *
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync * Permission to use, copy, modify, and distribute this software for any
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync * purpose with or without fee is hereby granted, provided that the above
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync * copyright notice and this permission notice appear in all copies.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync *
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync * THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SOFTWARE CONSORTIUM DISCLAIMS
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync * ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync * OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL INTERNET SOFTWARE
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync * CONSORTIUM BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync * SOFTWARE.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync */
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync#if defined(LIBC_SCCS) && !defined(lint)
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsyncstatic char rcsid[] = "$Id: nsap_addr.c,v 1.1.1.1 2003/11/19 01:51:31 kyu3 Exp $";
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync#endif /* LIBC_SCCS and not lint */
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync#include <sys/types.h>
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync#include <sys/param.h>
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync#include <sys/socket.h>
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync#include <netinet/in.h>
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync#include <arpa/inet.h>
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync#include <arpa/nameser.h>
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync#include <ctype.h>
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync#include <resolv.h>
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsyncstatic char
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsyncxtob(
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync register int c
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync )
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync{
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync return (char)(c - (((c >= '0') && (c <= '9')) ? '0' : '7'));
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync}
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsyncu_int
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsyncinet_nsap_addr(
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync const char *ascii,
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync u_char *binary,
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync int maxlen
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync )
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync{
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync u_char c, nib;
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync u_int len = 0;
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync while ((c = *ascii++) != '\0' && len < (u_int)maxlen) {
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync if (c == '.' || c == '+' || c == '/')
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync continue;
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync if (!isascii(c))
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync return (0);
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync if (islower(c))
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync c = (u_char)( toupper(c));
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync if (isxdigit(c)) {
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync nib = xtob(c);
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync c = *ascii++;
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync if (c != '\0') {
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync c = (u_char)( toupper(c));
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync if (isxdigit(c)) {
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync *binary++ = (nib << 4) | xtob(c);
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync len++;
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync } else
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync return (0);
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync }
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync else
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync return (0);
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync }
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync else
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync return (0);
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync }
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync return (len);
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync}
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsyncchar *
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsyncinet_nsap_ntoa(
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync int binlen,
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync register const u_char *binary,
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync register char *ascii
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync )
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync{
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync register int nib;
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync int i;
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync static char tmpbuf[255*3];
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync char *start;
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync if (ascii)
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync start = ascii;
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync else {
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync ascii = tmpbuf;
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync start = tmpbuf;
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync }
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync if (binlen > 255)
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync binlen = 255;
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync for (i = 0; i < binlen; i++) {
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync nib = *binary >> 4;
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync *ascii++ = (char)( nib + (nib < 10 ? '0' : '7'));
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync nib = *binary++ & 0x0f;
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync *ascii++ = (char)( nib + (nib < 10 ? '0' : '7'));
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync if (((i % 2) == 0 && (i + 1) < binlen))
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync *ascii++ = '.';
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync }
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync *ascii = '\0';
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync return (start);
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync}