1 /* 2 * Sun RPC is a product of Sun Microsystems, Inc. and is provided for 3 * unrestricted use provided that this legend is included on all tape 4 * media and as a part of the software program in whole or part. Users 5 * may copy or modify Sun RPC without charge, but are not authorized 6 * to license or distribute it to anyone else except as part of a product or 7 * program developed by the user or with the express written consent of 8 * Sun Microsystems, Inc. 9 * 10 * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE 11 * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR 12 * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE. 13 * 14 * Sun RPC is provided with no support and without any obligation on the 15 * part of Sun Microsystems, Inc. to assist in its use, correction, 16 * modification or enhancement. 17 * 18 * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE 19 * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC 20 * OR ANY PART THEREOF. 21 * 22 * In no event will Sun Microsystems, Inc. be liable for any lost revenue 23 * or profits or other special, indirect and consequential damages, even if 24 * Sun has been advised of the possibility of such damages. 25 * 26 * Sun Microsystems, Inc. 27 * 2550 Garcia Avenue 28 * Mountain View, California 94043 29 * 30 * @(#)rpcdname.c 1.7 91/03/11 Copyr 1989 Sun Micro 31 * $FreeBSD: src/lib/libc/rpc/rpcdname.c,v 1.5 2004/10/16 06:11:35 obrien Exp $ 32 */ 33 34 /* 35 * rpcdname.c 36 * Gets the default domain name 37 */ 38 39 #include "namespace.h" 40 #include <stdlib.h> 41 #include <unistd.h> 42 #include <string.h> 43 #include "un-namespace.h" 44 45 static char *default_domain = NULL; 46 47 static char * 48 get_default_domain(void) 49 { 50 char temp[256]; 51 52 if (default_domain) 53 return (default_domain); 54 if (getdomainname(temp, sizeof(temp)) < 0) 55 return (0); 56 if ((int) strlen(temp) > 0) { 57 default_domain = (char *)malloc((strlen(temp)+(unsigned)1)); 58 if (default_domain == NULL) 59 return (0); 60 strcpy(default_domain, temp); 61 return (default_domain); 62 } 63 return (0); 64 } 65 66 /* 67 * This is a wrapper for the system call getdomainname which returns a 68 * ypclnt.h error code in the failure case. It also checks to see that 69 * the domain name is non-null, knowing that the null string is going to 70 * get rejected elsewhere in the NIS client package. 71 */ 72 int 73 __rpc_get_default_domain(char **domain) 74 { 75 if ((*domain = get_default_domain()) != NULL) 76 return (0); 77 return (-1); 78 } 79