1 | /* |
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2 | * Sun RPC is a product of Sun Microsystems, Inc. and is provided for |
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3 | * unrestricted use provided that this legend is included on all tape |
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4 | * media and as a part of the software program in whole or part. Users |
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5 | * may copy or modify Sun RPC without charge, but are not authorized |
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6 | * to license or distribute it to anyone else except as part of a product or |
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7 | * program developed by the user or with the express written consent of |
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8 | * Sun Microsystems, Inc. |
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9 | * |
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10 | * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE |
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11 | * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR |
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12 | * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE. |
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13 | * |
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14 | * Sun RPC is provided with no support and without any obligation on the |
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15 | * part of Sun Microsystems, Inc. to assist in its use, correction, |
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16 | * modification or enhancement. |
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17 | * |
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18 | * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE |
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19 | * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC |
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20 | * OR ANY PART THEREOF. |
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21 | * |
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22 | * In no event will Sun Microsystems, Inc. be liable for any lost revenue |
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23 | * or profits or other special, indirect and consequential damages, even if |
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24 | * Sun has been advised of the possibility of such damages. |
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25 | * |
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26 | * Sun Microsystems, Inc. |
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27 | * 2550 Garcia Avenue |
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28 | * Mountain View, California 94043 |
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29 | */ |
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30 | #if !defined(lint) && defined(SCCSIDS) |
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31 | static char sccsid[] = "@(#)rpcdname.c 1.7 91/03/11 Copyr 1989 Sun Micro"; |
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32 | #endif |
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33 | |
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34 | /* |
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35 | * rpcdname.c |
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36 | * Gets the default domain name |
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37 | */ |
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38 | |
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39 | #include <stdlib.h> |
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40 | #include <unistd.h> |
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41 | #include <string.h> |
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42 | #include <rpc/rpc.h> |
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43 | |
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44 | int getdomainname(char *, size_t); |
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45 | |
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46 | #define default_domain (rtems_rpc_task_variables->rpcdname_default_domain) |
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47 | |
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48 | static char * |
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49 | get_default_domain() |
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50 | { |
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51 | char temp[256]; |
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52 | |
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53 | if (default_domain) |
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54 | return (default_domain); |
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55 | if (getdomainname(temp, sizeof(temp)) < 0) |
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56 | return (0); |
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57 | if ((int) strlen(temp) > 0) { |
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58 | default_domain = (char *)malloc((strlen(temp)+(unsigned)1)); |
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59 | if (default_domain == 0) |
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60 | return (0); |
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61 | (void) strcpy(default_domain, temp); |
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62 | return (default_domain); |
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63 | } |
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64 | return (0); |
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65 | } |
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66 | |
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67 | /* |
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68 | * This is a wrapper for the system call getdomainname which returns a |
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69 | * ypclnt.h error code in the failure case. It also checks to see that |
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70 | * the domain name is non-null, knowing that the null string is going to |
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71 | * get rejected elsewhere in the NIS client package. |
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72 | */ |
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73 | int |
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74 | _rpc_get_default_domain(domain) |
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75 | char **domain; |
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76 | { |
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77 | if ((*domain = get_default_domain()) != 0) |
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78 | return (0); |
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79 | return (-1); |
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80 | } |
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