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263 lines
14 KiB
C
263 lines
14 KiB
C
/* Copyright (C) 1996-2025 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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/* Define interface to NSS. This is meant for the interface functions
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and for implementors of new services. */
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#ifndef _NSS_H
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#define _NSS_H 1
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#include <features.h>
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#include <stddef.h>
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#include <stdint.h>
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#include <sys/types.h>
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__BEGIN_DECLS
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/* Possible results of lookup using a nss_* function. */
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enum nss_status
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{
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NSS_STATUS_TRYAGAIN = -2,
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NSS_STATUS_UNAVAIL,
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NSS_STATUS_NOTFOUND,
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NSS_STATUS_SUCCESS,
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NSS_STATUS_RETURN
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};
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/* Data structure used for the 'gethostbyname4_r' function. */
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struct gaih_addrtuple
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{
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struct gaih_addrtuple *next;
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char *name;
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int family;
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uint32_t addr[4];
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uint32_t scopeid;
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};
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/* Overwrite service selection for database DBNAME using specification
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in STRING.
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This function should only be used by system programs which have to
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work around non-existing services (e.e., while booting).
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Attention: Using this function repeatedly will slowly eat up the
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whole memory since previous selection data cannot be freed. */
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extern int __nss_configure_lookup (const char *__dbname,
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const char *__string) __THROW;
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/* NSS-related types. */
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struct __netgrent;
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struct aliasent;
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struct ether_addr;
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struct etherent;
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struct group;
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struct hostent;
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struct netent;
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struct passwd;
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struct protoent;
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struct rpcent;
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struct servent;
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struct sgrp;
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struct spwd;
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struct traced_file;
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/* Types of functions exported from NSS service modules. */
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typedef enum nss_status nss_endaliasent (void);
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typedef enum nss_status nss_endetherent (void);
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typedef enum nss_status nss_endgrent (void);
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typedef enum nss_status nss_endhostent (void);
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typedef enum nss_status nss_endnetent (void);
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typedef enum nss_status nss_endnetgrent (struct __netgrent *);
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typedef enum nss_status nss_endprotoent (void);
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typedef enum nss_status nss_endpwent (void);
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typedef enum nss_status nss_endrpcent (void);
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typedef enum nss_status nss_endservent (void);
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typedef enum nss_status nss_endsgent (void);
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typedef enum nss_status nss_endspent (void);
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typedef enum nss_status nss_getaliasbyname_r (const char *, struct aliasent *,
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char *, size_t, int *);
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typedef enum nss_status nss_getaliasent_r (struct aliasent *,
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char *, size_t, int *);
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typedef enum nss_status nss_getcanonname_r (const char *, char *, size_t,
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char **, int *, int *);
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typedef enum nss_status nss_getetherent_r (struct etherent *,
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char *, size_t, int *);
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typedef enum nss_status nss_getgrent_r (struct group *, char *, size_t, int *);
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typedef enum nss_status nss_getgrgid_r (__gid_t, struct group *,
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char *, size_t, int *);
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typedef enum nss_status nss_getgrnam_r (const char *, struct group *,
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char *, size_t, int *);
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typedef enum nss_status nss_gethostbyaddr2_r (const void *, __socklen_t, int,
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struct hostent *, char *, size_t,
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int *, int *, int32_t *);
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typedef enum nss_status nss_gethostbyaddr_r (const void *, __socklen_t, int,
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struct hostent *, char *, size_t,
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int *, int *);
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typedef enum nss_status nss_gethostbyname2_r (const char *, int,
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struct hostent *, char *, size_t,
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int *, int *);
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typedef enum nss_status nss_gethostbyname3_r (const char *, int,
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struct hostent *, char *, size_t,
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int *, int *, int32_t *,
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char **);
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typedef enum nss_status nss_gethostbyname4_r (const char *,
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struct gaih_addrtuple **,
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char *, size_t,
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int *, int *, int32_t *);
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typedef enum nss_status nss_gethostbyname_r (const char *, struct hostent *,
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char *, size_t, int *, int *);
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typedef enum nss_status nss_gethostent_r (struct hostent *, char *, size_t,
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int *, int *);
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typedef enum nss_status nss_gethostton_r (const char *, struct etherent *,
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char *, size_t, int *);
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typedef enum nss_status nss_getnetbyaddr_r (uint32_t, int, struct netent *,
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char *, size_t, int *, int *);
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typedef enum nss_status nss_getnetbyname_r (const char *, struct netent *,
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char *, size_t, int *, int *);
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typedef enum nss_status nss_getnetent_r (struct netent *,
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char *, size_t, int *, int *);
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typedef enum nss_status nss_getnetgrent_r (struct __netgrent *,
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char *, size_t, int *);
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typedef enum nss_status nss_getntohost_r (const struct ether_addr *,
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struct etherent *, char *, size_t,
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int *);
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typedef enum nss_status nss_getprotobyname_r (const char *, struct protoent *,
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char *, size_t, int *);
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typedef enum nss_status nss_getprotobynumber_r (int, struct protoent *,
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char *, size_t, int *);
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typedef enum nss_status nss_getprotoent_r (struct protoent *,
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char *, size_t, int *);
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typedef enum nss_status nss_getpublickey (const char *, char *, int *);
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typedef enum nss_status nss_getpwent_r (struct passwd *,
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char *, size_t, int *);
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typedef enum nss_status nss_getpwnam_r (const char *, struct passwd *,
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char *, size_t, int *);
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typedef enum nss_status nss_getpwuid_r (__uid_t, struct passwd *,
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char *, size_t, int *);
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typedef enum nss_status nss_getrpcbyname_r (const char *, struct rpcent *,
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char *, size_t, int *);
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typedef enum nss_status nss_getrpcbynumber_r (int, struct rpcent *,
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char *, size_t, int *);
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typedef enum nss_status nss_getrpcent_r (struct rpcent *,
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char *, size_t, int *);
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typedef enum nss_status nss_getsecretkey (const char *, char *, char *, int *);
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typedef enum nss_status nss_getservbyname_r (const char *, const char *,
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struct servent *, char *, size_t,
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int *);
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typedef enum nss_status nss_getservbyport_r (int, const char *,
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struct servent *, char *, size_t,
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int *);
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typedef enum nss_status nss_getservent_r (struct servent *, char *, size_t,
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int *);
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typedef enum nss_status nss_getsgent_r (struct sgrp *, char *, size_t, int *);
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typedef enum nss_status nss_getsgnam_r (const char *, struct sgrp *,
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char *, size_t, int *);
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typedef enum nss_status nss_getspent_r (struct spwd *, char *, size_t, int *);
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typedef enum nss_status nss_getspnam_r (const char *, struct spwd *,
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char *, size_t, int *);
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typedef void nss_init (void (*) (size_t, struct traced_file *));
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typedef enum nss_status nss_initgroups_dyn (const char *, __gid_t, long int *,
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long int *, __gid_t **, long int,
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int *);
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typedef enum nss_status nss_netname2user (char [], __uid_t *, __gid_t *,
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int *, __gid_t *, int *);
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typedef enum nss_status nss_setaliasent (void);
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typedef enum nss_status nss_setetherent (int);
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typedef enum nss_status nss_setgrent (int);
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typedef enum nss_status nss_sethostent (int);
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typedef enum nss_status nss_setnetent (int);
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typedef enum nss_status nss_setnetgrent (const char *, struct __netgrent *);
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typedef enum nss_status nss_setprotoent (int);
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typedef enum nss_status nss_setpwent (int);
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typedef enum nss_status nss_setrpcent (int);
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typedef enum nss_status nss_setservent (int);
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typedef enum nss_status nss_setsgent (int);
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typedef enum nss_status nss_setspent (int);
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/* Declare all NSS functions for MODULE. */
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#define NSS_DECLARE_MODULE_FUNCTIONS(module) \
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extern nss_endaliasent _nss_##module##_endaliasent; \
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extern nss_endetherent _nss_##module##_endetherent; \
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extern nss_endgrent _nss_##module##_endgrent; \
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extern nss_endhostent _nss_##module##_endhostent; \
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extern nss_endnetent _nss_##module##_endnetent; \
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extern nss_endnetgrent _nss_##module##_endnetgrent; \
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extern nss_endprotoent _nss_##module##_endprotoent; \
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extern nss_endpwent _nss_##module##_endpwent; \
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extern nss_endrpcent _nss_##module##_endrpcent; \
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extern nss_endservent _nss_##module##_endservent; \
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extern nss_endsgent _nss_##module##_endsgent; \
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extern nss_endspent _nss_##module##_endspent; \
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extern nss_getaliasbyname_r _nss_##module##_getaliasbyname_r; \
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extern nss_getaliasent_r _nss_##module##_getaliasent_r; \
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extern nss_getcanonname_r _nss_##module##_getcanonname_r; \
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extern nss_getetherent_r _nss_##module##_getetherent_r; \
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extern nss_getgrent_r _nss_##module##_getgrent_r; \
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extern nss_getgrgid_r _nss_##module##_getgrgid_r; \
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extern nss_getgrnam_r _nss_##module##_getgrnam_r; \
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extern nss_gethostbyaddr2_r _nss_##module##_gethostbyaddr2_r; \
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extern nss_gethostbyaddr_r _nss_##module##_gethostbyaddr_r; \
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extern nss_gethostbyname2_r _nss_##module##_gethostbyname2_r; \
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extern nss_gethostbyname3_r _nss_##module##_gethostbyname3_r; \
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extern nss_gethostbyname4_r _nss_##module##_gethostbyname4_r; \
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extern nss_gethostbyname_r _nss_##module##_gethostbyname_r; \
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extern nss_gethostent_r _nss_##module##_gethostent_r; \
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extern nss_gethostton_r _nss_##module##_gethostton_r; \
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extern nss_getnetbyaddr_r _nss_##module##_getnetbyaddr_r; \
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extern nss_getnetbyname_r _nss_##module##_getnetbyname_r; \
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extern nss_getnetent_r _nss_##module##_getnetent_r; \
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extern nss_getnetgrent_r _nss_##module##_getnetgrent_r; \
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extern nss_getntohost_r _nss_##module##_getntohost_r; \
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extern nss_getprotobyname_r _nss_##module##_getprotobyname_r; \
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extern nss_getprotobynumber_r _nss_##module##_getprotobynumber_r; \
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extern nss_getprotoent_r _nss_##module##_getprotoent_r; \
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extern nss_getpublickey _nss_##module##_getpublickey; \
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extern nss_getpwent_r _nss_##module##_getpwent_r; \
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extern nss_getpwnam_r _nss_##module##_getpwnam_r; \
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extern nss_getpwuid_r _nss_##module##_getpwuid_r; \
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extern nss_getrpcbyname_r _nss_##module##_getrpcbyname_r; \
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extern nss_getrpcbynumber_r _nss_##module##_getrpcbynumber_r; \
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extern nss_getrpcent_r _nss_##module##_getrpcent_r; \
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extern nss_getsecretkey _nss_##module##_getsecretkey; \
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extern nss_getservbyname_r _nss_##module##_getservbyname_r; \
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extern nss_getservbyport_r _nss_##module##_getservbyport_r; \
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extern nss_getservent_r _nss_##module##_getservent_r; \
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extern nss_getsgent_r _nss_##module##_getsgent_r; \
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extern nss_getsgnam_r _nss_##module##_getsgnam_r; \
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extern nss_getspent_r _nss_##module##_getspent_r; \
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extern nss_getspnam_r _nss_##module##_getspnam_r; \
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extern nss_init _nss_##module##_init; \
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extern nss_initgroups_dyn _nss_##module##_initgroups_dyn; \
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extern nss_netname2user _nss_##module##_netname2user; \
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extern nss_setaliasent _nss_##module##_setaliasent; \
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extern nss_setetherent _nss_##module##_setetherent; \
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extern nss_setgrent _nss_##module##_setgrent; \
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extern nss_sethostent _nss_##module##_sethostent; \
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extern nss_setnetent _nss_##module##_setnetent; \
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extern nss_setnetgrent _nss_##module##_setnetgrent; \
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extern nss_setprotoent _nss_##module##_setprotoent; \
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extern nss_setpwent _nss_##module##_setpwent; \
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extern nss_setrpcent _nss_##module##_setrpcent; \
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extern nss_setservent _nss_##module##_setservent; \
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extern nss_setsgent _nss_##module##_setsgent; \
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extern nss_setspent _nss_##module##_setspent; \
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__END_DECLS
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#endif /* nss.h */
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