+++ /dev/null
-/*-\r
- * Copyright (c) 1994, Garrett Wollman\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
- *\r
- * THIS SOFTWARE IS PROVIDED BY THE 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
-\r
-#if defined(LIBC_SCCS) && !defined(lint)\r
-static char sccsid[] = "@(#)$Id: getnetbynis.c,v 1.1.1.1 2003/11/19 01:51:28 kyu3 Exp $";\r
-static char rcsid[] = "$Id: getnetbynis.c,v 1.1.1.1 2003/11/19 01:51:28 kyu3 Exp $";\r
-#endif /* LIBC_SCCS and not lint */\r
-\r
-#include <sys/param.h>\r
-#include <sys/socket.h>\r
-#include <netinet/in.h>\r
-#include <arpa/inet.h>\r
-#include <netdb.h>\r
-#include <stdio.h>\r
-#include <stdlib.h>\r
-#include <ctype.h>\r
-#include <errno.h>\r
-#include <string.h>\r
-#include <arpa/nameser.h>\r
-#ifdef YP\r
-#include <rpc/rpc.h>\r
-#include <rpcsvc/yp_prot.h>\r
-#include <rpcsvc/ypclnt.h>\r
-#endif\r
-\r
-#define MAXALIASES 35\r
-#define MAXADDRS 35\r
-\r
-#ifdef YP\r
-static char *host_aliases[MAXALIASES];\r
-#endif /* YP */\r
-\r
-static struct netent *\r
-_getnetbynis(const char *name, char *map, int af)\r
-{\r
-#ifdef YP\r
- register char *cp, **q;\r
- static char *result;\r
- int resultlen;\r
- static struct netent h;\r
- static char *domain = (char *)NULL;\r
- static char ypbuf[YPMAXRECORD + 2];\r
-\r
- switch(af) {\r
- case AF_INET:\r
- break;\r
- default:\r
- case AF_INET6:\r
- errno = EAFNOSUPPORT;\r
- return NULL;\r
- }\r
-\r
- if (domain == (char *)NULL)\r
- if (yp_get_default_domain (&domain))\r
- return (NULL);\r
-\r
- if (yp_match(domain, map, name, strlen(name), &result, &resultlen))\r
- return (NULL);\r
-\r
- bcopy((char *)result, (char *)&ypbuf, resultlen);\r
- ypbuf[resultlen] = '\0';\r
- free(result);\r
- result = (char *)&ypbuf;\r
-\r
- if ((cp = index(result, '\n')))\r
- *cp = '\0';\r
-\r
- cp = strpbrk(result, " \t");\r
- *cp++ = '\0';\r
- h.n_name = result;\r
-\r
- while (*cp == ' ' || *cp == '\t')\r
- cp++;\r
-\r
- h.n_net = inet_network(cp);\r
- h.n_addrtype = AF_INET;\r
-\r
- q = h.n_aliases = host_aliases;\r
- cp = strpbrk(cp, " \t");\r
- if (cp != NULL)\r
- *cp++ = '\0';\r
- while (cp && *cp) {\r
- if (*cp == ' ' || *cp == '\t') {\r
- cp++;\r
- continue;\r
- }\r
- if (q < &host_aliases[MAXALIASES - 1])\r
- *q++ = cp;\r
- cp = strpbrk(cp, " \t");\r
- if (cp != NULL)\r
- *cp++ = '\0';\r
- }\r
- *q = NULL;\r
- return (&h);\r
-#else\r
- return (NULL);\r
-#endif\r
-}\r
-\r
-struct netent *\r
-_getnetbynisname(const char *name)\r
-{\r
- return _getnetbynis(name, "networks.byname", AF_INET);\r
-}\r
-\r
-struct netent *\r
-_getnetbynisaddr(unsigned long addr, int af)\r
-{\r
- char *str, *cp;\r
- unsigned long net2;\r
- int nn;\r
- unsigned int netbr[4];\r
- char buf[MAXDNAME];\r
-\r
- if (af != AF_INET) {\r
- errno = EAFNOSUPPORT;\r
- return (NULL);\r
- }\r
-\r
- for (nn = 4, net2 = addr; net2; net2 >>= 8) {\r
- netbr[--nn] = net2 & 0xff;\r
- }\r
-\r
- switch (nn) {\r
- case 3: /* Class A */\r
- sprintf(buf, "%u", netbr[3]);\r
- break;\r
- case 2: /* Class B */\r
- sprintf(buf, "%u.%u", netbr[2], netbr[3]);\r
- break;\r
- case 1: /* Class C */\r
- sprintf(buf, "%u.%u.%u", netbr[1], netbr[2], netbr[3]);\r
- break;\r
- case 0: /* Class D - E */\r
- sprintf(buf, "%u.%u.%u.%u", netbr[0], netbr[1],\r
- netbr[2], netbr[3]);\r
- break;\r
- }\r
-\r
- str = (char *)&buf;\r
- cp = str + (strlen(str) - 2);\r
-\r
- while(!strcmp(cp, ".0")) {\r
- *cp = '\0';\r
- cp = str + (strlen(str) - 2);\r
- }\r
-\r
- return _getnetbynis(str, "networks.byaddr", af);\r
-}\r
projects / mirror_edk2.git / blobdiff