| getnetbynis.c (11661) | getnetbynis.c (14775) |
|---|---|
| 1/*- 2 * Copyright (c) 1994, Garrett Wollman 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. --- 10 unchanged lines hidden (view full) --- 19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 23 * SUCH DAMAGE. 24 */ 25 26#if defined(LIBC_SCCS) && !defined(lint) | 1/*- 2 * Copyright (c) 1994, Garrett Wollman 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. --- 10 unchanged lines hidden (view full) --- 19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 23 * SUCH DAMAGE. 24 */ 25 26#if defined(LIBC_SCCS) && !defined(lint) |
| 27static char sccsid[] = "@(#)$Id: getnetbynis.c,v 1.3 1995/05/30 05:40:47 rgrimes Exp $"; 28static char rcsid[] = "$Id: getnetbynis.c,v 1.3 1995/05/30 05:40:47 rgrimes Exp $"; | 27static char sccsid[] = "@(#)$Id: getnetbynis.c,v 1.4 1995/10/22 14:39:06 phk Exp $"; 28static char rcsid[] = "$Id: getnetbynis.c,v 1.4 1995/10/22 14:39:06 phk Exp $"; |
| 29#endif /* LIBC_SCCS and not lint */ 30 31#include <sys/param.h> 32#include <sys/socket.h> 33#include <netinet/in.h> 34#include <arpa/inet.h> 35#include <netdb.h> 36#include <stdio.h> 37#include <stdlib.h> 38#include <ctype.h> 39#include <errno.h> 40#include <string.h> | 29#endif /* LIBC_SCCS and not lint */ 30 31#include <sys/param.h> 32#include <sys/socket.h> 33#include <netinet/in.h> 34#include <arpa/inet.h> 35#include <netdb.h> 36#include <stdio.h> 37#include <stdlib.h> 38#include <ctype.h> 39#include <errno.h> 40#include <string.h> |
| 41#include <arpa/nameser.h> 42#ifdef YP 43#include <rpc/rpc.h> 44#include <rpcsvc/yp_prot.h> 45#include <rpcsvc/ypclnt.h> 46#endif |
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| 41 42#define MAXALIASES 35 43#define MAXADDRS 35 44 45#ifdef YP 46static char *host_aliases[MAXALIASES]; 47#endif /* YP */ 48 49static struct netent * 50_getnetbynis(name, map) 51 char *name, *map; 52{ 53#ifdef YP 54 register char *cp, **q; 55 static char *result; 56 int resultlen; 57 static struct netent h; 58 static char *domain = (char *)NULL; | 47 48#define MAXALIASES 35 49#define MAXADDRS 35 50 51#ifdef YP 52static char *host_aliases[MAXALIASES]; 53#endif /* YP */ 54 55static struct netent * 56_getnetbynis(name, map) 57 char *name, *map; 58{ 59#ifdef YP 60 register char *cp, **q; 61 static char *result; 62 int resultlen; 63 static struct netent h; 64 static char *domain = (char *)NULL; |
| 65 static char ypbuf[YPMAXRECORD]; |
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| 59 60 if (domain == (char *)NULL) 61 if (yp_get_default_domain (&domain)) 62 return (NULL); 63 | 66 67 if (domain == (char *)NULL) 68 if (yp_get_default_domain (&domain)) 69 return (NULL); 70 |
| 64 if (result) { 65 free(result); 66 result = 0; 67 } 68 | |
| 69 if (yp_match(domain, map, name, strlen(name), &result, &resultlen)) 70 return (NULL); 71 | 71 if (yp_match(domain, map, name, strlen(name), &result, &resultlen)) 72 return (NULL); 73 |
| 74 bcopy((char *)result, (char *)&ypbuf, resultlen); 75 free(result); 76 result = (char *)&ypbuf; 77 |
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| 72 if ((cp = index(result, '\n'))) 73 *cp = '\0'; 74 75 cp = strpbrk(result, " \t"); 76 *cp++ = '\0'; 77 h.n_name = result; 78 79 while (*cp == ' ' || *cp == '\t') --- 31 unchanged lines hidden (view full) --- 111 return _getnetbynis(name, "networks.byname"); 112} 113 114struct netent * 115_getnetbynisaddr(addr, type) 116 long addr; 117 int type; 118{ | 78 if ((cp = index(result, '\n'))) 79 *cp = '\0'; 80 81 cp = strpbrk(result, " \t"); 82 *cp++ = '\0'; 83 h.n_name = result; 84 85 while (*cp == ' ' || *cp == '\t') --- 31 unchanged lines hidden (view full) --- 117 return _getnetbynis(name, "networks.byname"); 118} 119 120struct netent * 121_getnetbynisaddr(addr, type) 122 long addr; 123 int type; 124{ |
| 119 struct in_addr in; | |
| 120 char *str, *cp; | 125 char *str, *cp; |
| 126 unsigned long net2; 127 int nn; 128 unsigned int netbr[4]; 129 char buf[MAXDNAME]; |
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| 121 122 if (type != AF_INET) 123 return (NULL); 124 | 130 131 if (type != AF_INET) 132 return (NULL); 133 |
| 125 in.s_addr = addr; 126 str = inet_ntoa(in); 127 cp = str + strlen(str) - 2; | 134 for (nn = 4, net2 = addr; net2; net2 >>= 8) { 135 netbr[--nn] = net2 & 0xff; 136 } 137 138 switch (nn) { 139 case 3: /* Class A */ 140 sprintf(buf, "%u", netbr[3]); 141 break; 142 case 2: /* Class B */ 143 sprintf(buf, "%u.%u", netbr[2], netbr[3]); 144 break; 145 case 1: /* Class C */ 146 sprintf(buf, "%u.%u.%u", netbr[1], netbr[2], netbr[3]); 147 break; 148 case 0: /* Class D - E */ 149 sprintf(buf, "%u.%u.%u.%u", netbr[0], netbr[1], 150 netbr[2], netbr[3]); 151 break; 152 } 153 154 str = (char *)&buf; 155 cp = str + (strlen(str) - 2); 156 |
| 128 while(!strcmp(cp, ".0")) { 129 *cp = '\0'; | 157 while(!strcmp(cp, ".0")) { 158 *cp = '\0'; |
| 130 cp = str + strlen(str) - 2; | 159 cp = str + (strlen(str) - 2); |
| 131 } 132 133 return _getnetbynis(str, "networks.byaddr"); 134} | 160 } 161 162 return _getnetbynis(str, "networks.byaddr"); 163} |