+++ /dev/null
-/** @File\r
- Internet network address interpretation routine.\r
-\r
- Copyright (c) 2011, Intel Corporation. All rights reserved.<BR>\r
- This program and the accompanying materials are licensed and made available under\r
- the terms and conditions of the BSD License that accompanies this distribution.\r
- The full text of the license may be found at\r
- http://opensource.org/licenses/bsd-license.\r
-\r
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
-\r
- * Copyright (c) 1983, 1993\r
- * The Regents of the University of California. All rights reserved.\r
- *\r
- * Redistribution and use in source and binary forms, with or without\r
- * modification, are permitted provided that the following conditions\r
- * are met:\r
- * 1. Redistributions of source code must retain the above copyright\r
- * notice, this list of conditions and the following disclaimer.\r
- * 2. Redistributions in binary form must reproduce the above copyright\r
- * notice, this list of conditions and the following disclaimer in the\r
- * documentation and/or other materials provided with the distribution.\r
- * 3. Neither the name of the University nor the names of its contributors\r
- * may be used to endorse or promote products derived from this software\r
- * without specific prior written permission.\r
- *\r
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND\r
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE\r
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE\r
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE\r
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL\r
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS\r
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)\r
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT\r
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY\r
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF\r
- * SUCH DAMAGE.\r
-\r
- NetBSD: inet_network.c,v 1.1 2004/05/20 23:13:02 christos Exp\r
- inet_network.c 8.1 (Berkeley) 6/4/93\r
-**/\r
-#include <LibConfig.h>\r
-\r
-#include "namespace.h"\r
-#include <sys/types.h>\r
-#include <netinet/in.h>\r
-#include <arpa/inet.h>\r
-\r
-#include <assert.h>\r
-#include <ctype.h>\r
-#ifdef _DIAGNOSTIC\r
-#include <stddef.h> /* for NULL */\r
-#endif\r
-\r
-#ifdef __weak_alias\r
-__weak_alias(inet_network,_inet_network)\r
-#endif\r
-\r
-/*\r
- * Internet network address interpretation routine.\r
- * The library routines call this routine to interpret\r
- * network numbers.\r
- */\r
-in_addr_t\r
-inet_network(const char *cp)\r
-{\r
- in_addr_t val;\r
- size_t i, n;\r
- u_char c;\r
- in_addr_t parts[4], *pp = parts;\r
- int digit, base;\r
-\r
- _DIAGASSERT(cp != NULL);\r
-\r
-again:\r
- val = 0; base = 10; digit = 0;\r
- if (*cp == '0')\r
- digit = 1, base = 8, cp++;\r
- if (*cp == 'x' || *cp == 'X')\r
- base = 16, cp++;\r
- while ((c = *cp) != 0) {\r
- if (isdigit(c)) {\r
- if (base == 8 && (c == '8' || c == '9'))\r
- return (INADDR_NONE);\r
- val = (val * base) + (c - '0');\r
- cp++;\r
- digit = 1;\r
- continue;\r
- }\r
- if (base == 16 && isxdigit(c)) {\r
- val = (val << 4) + (c + 10 - (islower(c) ? 'a' : 'A'));\r
- cp++;\r
- digit = 1;\r
- continue;\r
- }\r
- break;\r
- }\r
- if (!digit)\r
- return (INADDR_NONE);\r
- if (*cp == '.') {\r
- if (pp >= parts + 4 || val > 0xff)\r
- return (INADDR_NONE);\r
- *pp++ = val, cp++;\r
- goto again;\r
- }\r
- if (*cp && !isspace((u_char) *cp))\r
- return (INADDR_NONE);\r
- if (pp >= parts + 4 || val > 0xff)\r
- return (INADDR_NONE);\r
- *pp++ = val;\r
- n = pp - parts;\r
- if (n > 4)\r
- return (INADDR_NONE);\r
- for (val = 0, i = 0; i < n; i++) {\r
- val <<= 8;\r
- val |= parts[i] & 0xff;\r
- }\r
- return (val);\r
-}\r