forked from Imagelibrary/rtems
bab5c5fac0
* ftpd/ftpd.c, httpd/asp.c, httpd/ejparse.c, httpd/emfdb.c, httpd/misc.c, httpd/um.c, httpd/webs.c, httpd/websuemf.c, libfs/src/dosfs/msdos_dir.c, libfs/src/dosfs/msdos_format.c, libfs/src/dosfs/msdos_misc.c, libfs/src/nfsclient/src/nfs.c, libmisc/capture/capture-cli.c, libmisc/monitor/mon-network.c, libmisc/shell/hexdump-odsyntax.c, libmisc/shell/main_ifconfig.c, libmisc/shell/shell.c, libmisc/shell/shell_makeargs.c, libmisc/uuid/parse.c, libnetworking/libc/gethostbydns.c, libnetworking/libc/gethostbyht.c, libnetworking/libc/gethostnamadr.c, libnetworking/libc/getnetnamadr.c, libnetworking/libc/inet_addr.c, libnetworking/libc/inet_network.c, libnetworking/libc/res_debug.c, libnetworking/libc/res_init.c, libnetworking/libc/res_query.c, libnetworking/rtems/rtems_mii_ioctl.c, score/src/objectgetnameasstring.c: Readdress use of ctype methods per recommendation from D.J. Delorie on the newlib mailing list. We should pass an unsigned char into these methods.
93 lines
2.9 KiB
C
93 lines
2.9 KiB
C
/*
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* Copyright (c) 1983, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $Id$
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*/
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#if HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <sys/types.h>
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#include <netinet/in.h>
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#include <arpa/inet.h>
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#include <ctype.h>
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/*
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* Internet network address interpretation routine.
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* The library routines call this routine to interpret
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* network numbers.
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*/
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in_addr_t
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inet_network(
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const char *cp)
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{
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register u_long val, base, n, i;
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register char c;
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u_long parts[4], *pp = parts;
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again:
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val = 0; base = 10;
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if (*cp == '0')
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base = 8, cp++;
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if (*cp == 'x' || *cp == 'X')
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base = 16, cp++;
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while ((c = *cp) != 0) {
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if (isdigit((unsigned char)c)) {
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val = (val * base) + (c - '0');
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cp++;
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continue;
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}
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if (base == 16 && isxdigit((unsigned char)c)) {
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val = (val << 4) + (c + 10 - (islower((unsigned char)c) ? 'a' : 'A'));
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cp++;
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continue;
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}
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break;
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}
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if (*cp == '.') {
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if (pp >= parts + 3)
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return (INADDR_NONE);
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*pp++ = val, cp++;
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goto again;
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}
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if (*cp && !isspace((unsigned char)*cp))
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return (INADDR_NONE);
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*pp++ = val;
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n = pp - parts;
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for (val = 0, i = 0; i < n; i++) {
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val <<= 8;
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val |= parts[i] & 0xff;
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}
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return (val);
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}
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