diff options
Diffstat (limited to 'external/unbound/compat/inet_aton.c')
| -rw-r--r-- | external/unbound/compat/inet_aton.c | 182 |
1 files changed, 0 insertions, 182 deletions
diff --git a/external/unbound/compat/inet_aton.c b/external/unbound/compat/inet_aton.c deleted file mode 100644 index e93fe8d73..000000000 --- a/external/unbound/compat/inet_aton.c +++ /dev/null @@ -1,182 +0,0 @@ -/* From openssh4.3p2 compat/inet_aton.c */ -/* - * Copyright (c) 1983, 1990, 1993 - * The Regents of the University of California. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - - * Portions Copyright (c) 1993 by Digital Equipment Corporation. - * - * Permission to use, copy, modify, and distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies, and that - * the name of Digital Equipment Corporation not be used in advertising or - * publicity pertaining to distribution of the document or software without - * specific, written prior permission. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND DIGITAL EQUIPMENT CORP. DISCLAIMS ALL - * WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL DIGITAL EQUIPMENT - * CORPORATION BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL - * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR - * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS - * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS - * SOFTWARE. - * - - * --Copyright-- - */ - -/* OPENBSD ORIGINAL: lib/libc/net/inet_addr.c */ - -#include <config.h> - -#if !defined(HAVE_INET_ATON) - -#include <sys/types.h> -#include <sys/param.h> -#ifdef HAVE_NETINET_IN_H -#include <netinet/in.h> -#endif -#ifdef HAVE_ARPA_INET_H -#include <arpa/inet.h> -#endif -#include <ctype.h> - -#if 0 -/* - * Ascii internet address interpretation routine. - * The value returned is in network order. - */ -in_addr_t -inet_addr(const char *cp) -{ - struct in_addr val; - - if (inet_aton(cp, &val)) - return (val.s_addr); - return (INADDR_NONE); -} -#endif - -/* - * Check whether "cp" is a valid ascii representation - * of an Internet address and convert to a binary address. - * Returns 1 if the address is valid, 0 if not. - * This replaces inet_addr, the return value from which - * cannot distinguish between failure and a local broadcast address. - */ -int -inet_aton(const char *cp, struct in_addr *addr) -{ - uint32_t val; - int base, n; - char c; - unsigned int parts[4]; - unsigned int *pp = parts; - - c = *cp; - for (;;) { - /* - * Collect number up to ``.''. - * Values are specified as for C: - * 0x=hex, 0=octal, isdigit=decimal. - */ - if (!isdigit((unsigned char)c)) - return (0); - val = 0; base = 10; - if (c == '0') { - c = *++cp; - if (c == 'x' || c == 'X') - base = 16, c = *++cp; - else - base = 8; - } - for (;;) { - if (isascii((unsigned char)c) && isdigit((unsigned char)c)) { - val = (val * base) + (c - '0'); - c = *++cp; - } else if (base == 16 && isascii((unsigned char)c) && isxdigit((unsigned char)c)) { - val = (val << 4) | - (c + 10 - (islower((unsigned char)c) ? 'a' : 'A')); - c = *++cp; - } else - break; - } - if (c == '.') { - /* - * Internet format: - * a.b.c.d - * a.b.c (with c treated as 16 bits) - * a.b (with b treated as 24 bits) - */ - if (pp >= parts + 3) - return (0); - *pp++ = val; - c = *++cp; - } else - break; - } - /* - * Check for trailing characters. - */ - if (c != '\0' && (!isascii((unsigned char)c) || !isspace((unsigned char)c))) - return (0); - /* - * Concoct the address according to - * the number of parts specified. - */ - n = pp - parts + 1; - switch (n) { - - case 0: - return (0); /* initial nondigit */ - - case 1: /* a -- 32 bits */ - break; - - case 2: /* a.b -- 8.24 bits */ - if ((val > 0xffffff) || (parts[0] > 0xff)) - return (0); - val |= parts[0] << 24; - break; - - case 3: /* a.b.c -- 8.8.16 bits */ - if ((val > 0xffff) || (parts[0] > 0xff) || (parts[1] > 0xff)) - return (0); - val |= (parts[0] << 24) | (parts[1] << 16); - break; - - case 4: /* a.b.c.d -- 8.8.8.8 bits */ - if ((val > 0xff) || (parts[0] > 0xff) || (parts[1] > 0xff) || (parts[2] > 0xff)) - return (0); - val |= (parts[0] << 24) | (parts[1] << 16) | (parts[2] << 8); - break; - } - if (addr) - addr->s_addr = htonl(val); - return (1); -} - -#endif /* !defined(HAVE_INET_ATON) */ |