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01: /* Copyright (C) 1996, 1997, 1999, 2008 Free Software Foundation, Inc.
02:    This file is part of the GNU C Library.
03: 
04:    The GNU C Library is free software; you can redistribute it and/or
05:    modify it under the terms of the GNU Lesser General Public
06:    License as published by the Free Software Foundation; either
07:    version 2.1 of the License, or (at your option) any later version.
08: 
09:    The GNU C Library is distributed in the hope that it will be useful,
10:    but WITHOUT ANY WARRANTY; without even the implied warranty of
11:    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12:    Lesser General Public License for more details.
13: 
14:    You should have received a copy of the GNU Lesser General Public
15:    License along with the GNU C Library; if not, write to the Free
16:    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
17:    02111-1307 USA.  */
18: 
19: /* Define interface to NSS.  This is meant for the interface functions
20:    and for implementors of new services.  */
21: 
22: #ifndef _NSS_H
23: #define _NSS_H  1
24: 
25: #include <features.h>
26: #include <stdint.h>
27: 
28: 
29: __BEGIN_DECLS
30: 
31: /* Possible results of lookup using a nss_* function.  */
32: enum nss_status
33: {
34:   NSS_STATUS_TRYAGAIN = -2,
35:   NSS_STATUS_UNAVAIL,
36:   NSS_STATUS_NOTFOUND,
37:   NSS_STATUS_SUCCESS,
38:   NSS_STATUS_RETURN
39: };
40: 
41: 
42: /* Data structure used for the 'gethostbyname4_r' function.  */
43: struct gaih_addrtuple
44:   {
45:     struct gaih_addrtuple *next;
46:     char *name;
47:     int family;
48:     uint32_t addr[4];
49:     uint32_t scopeid;
50:   };
51: 
52: 
53: /* Overwrite service selection for database DBNAME using specification
54:    in STRING.
55:    This function should only be used by system programs which have to
56:    work around non-existing services (e.e., while booting).
57:    Attention: Using this function repeatedly will slowly eat up the
58:    whole memory since previous selection data cannot be freed.  */
59: extern int __nss_configure_lookup (__const char *__dbname,
60:                                    __const char *__string) __THROW;
61: 
62: __END_DECLS
63: 
64: #endif /* nss.h */
65: 

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