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-rw-r--r--nscd/aicache.c23
-rw-r--r--nss/nss.h203
-rw-r--r--sysdeps/posix/getaddrinfo.c18
3 files changed, 209 insertions, 35 deletions
diff --git a/nscd/aicache.c b/nscd/aicache.c
index 46db40fceb..ee9c9b8843 100644
--- a/nscd/aicache.c
+++ b/nscd/aicache.c
@@ -33,19 +33,6 @@
 #include "nscd.h"
 
 
-typedef enum nss_status (*nss_gethostbyname4_r)
-  (const char *name, struct gaih_addrtuple **pat,
-   char *buffer, size_t buflen, int *errnop,
-   int *h_errnop, int32_t *ttlp);
-typedef enum nss_status (*nss_gethostbyname3_r)
-  (const char *name, int af, struct hostent *host,
-   char *buffer, size_t buflen, int *errnop,
-   int *h_errnop, int32_t *, char **);
-typedef enum nss_status (*nss_getcanonname_r)
-  (const char *name, char *buffer, size_t buflen, char **result,
-   int *errnop, int *h_errnop);
-
-
 static const ai_response_header notfound =
 {
   .version = NSCD_VERSION,
@@ -127,8 +114,8 @@ addhstaiX (struct database_dyn *db, int fd, request_header *req,
       char *canon = NULL;
       size_t canonlen;
 
-      nss_gethostbyname4_r fct4 = __nss_lookup_function (nip,
-							 "gethostbyname4_r");
+      nss_gethostbyname4_r *fct4 = __nss_lookup_function (nip,
+							  "gethostbyname4_r");
       if (fct4 != NULL)
 	{
 	  struct gaih_addrtuple atmem;
@@ -212,8 +199,8 @@ addhstaiX (struct database_dyn *db, int fd, request_header *req,
 	{
 	  /* Prefer the function which also returns the TTL and
 	     canonical name.  */
-	  nss_gethostbyname3_r fct = __nss_lookup_function (nip,
-							    "gethostbyname3_r");
+	  nss_gethostbyname3_r *fct
+	    = __nss_lookup_function (nip, "gethostbyname3_r");
 	  if (fct == NULL)
 	    fct = __nss_lookup_function (nip, "gethostbyname2_r");
 
@@ -279,7 +266,7 @@ addhstaiX (struct database_dyn *db, int fd, request_header *req,
 	  if (canon == NULL)
 	    {
 	      /* Determine the canonical name.  */
-	      nss_getcanonname_r cfct;
+	      nss_getcanonname_r *cfct;
 	      cfct = __nss_lookup_function (nip, "getcanonname_r");
 	      if (cfct != NULL)
 		{
diff --git a/nss/nss.h b/nss/nss.h
index 390ea34aaf..80422975e5 100644
--- a/nss/nss.h
+++ b/nss/nss.h
@@ -19,10 +19,12 @@
    and for implementors of new services.  */
 
 #ifndef _NSS_H
-#define _NSS_H	1
+#define _NSS_H  1
 
 #include <features.h>
+#include <stddef.h>
 #include <stdint.h>
+#include <sys/types.h>
 
 
 __BEGIN_DECLS
@@ -56,7 +58,204 @@ struct gaih_addrtuple
    Attention: Using this function repeatedly will slowly eat up the
    whole memory since previous selection data cannot be freed.  */
 extern int __nss_configure_lookup (const char *__dbname,
-				   const char *__string) __THROW;
+                                   const char *__string) __THROW;
+
+/* NSS-related types.  */
+struct __netgrent;
+struct aliasent;
+struct ether_addr;
+struct etherent;
+struct group;
+struct hostent;
+struct netent;
+struct passwd;
+struct protoent;
+struct rpcent;
+struct servent;
+struct sgrp;
+struct spwd;
+struct traced_file;
+
+/* Types of functions exported from NSS service modules.  */
+typedef enum nss_status nss_endaliasent (void);
+typedef enum nss_status nss_endetherent (void);
+typedef enum nss_status nss_endgrent (void);
+typedef enum nss_status nss_endhostent (void);
+typedef enum nss_status nss_endnetent (void);
+typedef enum nss_status nss_endnetgrent (struct __netgrent *);
+typedef enum nss_status nss_endprotoent (void);
+typedef enum nss_status nss_endpwent (void);
+typedef enum nss_status nss_endrpcent (void);
+typedef enum nss_status nss_endservent (void);
+typedef enum nss_status nss_endsgent (void);
+typedef enum nss_status nss_endspent (void);
+typedef enum nss_status nss_getaliasbyname_r (const char *, struct aliasent *,
+                                              char *, size_t, int *);
+typedef enum nss_status nss_getaliasent_r (struct aliasent *,
+                                           char *, size_t, int *);
+typedef enum nss_status nss_getcanonname_r (const char *, char *, size_t,
+                                            char **, int *, int *);
+typedef enum nss_status nss_getetherent_r (struct etherent *,
+                                           char *, size_t, int *);
+typedef enum nss_status nss_getgrent_r (struct group *, char *, size_t, int *);
+typedef enum nss_status nss_getgrgid_r (__gid_t, struct group *,
+                                        char *, size_t, int *);
+typedef enum nss_status nss_getgrnam_r (const char *, struct group *,
+                                        char *, size_t, int *);
+typedef enum nss_status nss_gethostbyaddr2_r (const void *, __socklen_t, int,
+                                              struct hostent *, char *, size_t,
+                                              int *, int *, int32_t *);
+typedef enum nss_status nss_gethostbyaddr_r (const void *, __socklen_t, int,
+                                             struct hostent *, char *, size_t,
+                                             int *, int *);
+typedef enum nss_status nss_gethostbyname2_r (const char *, int,
+                                              struct hostent *, char *, size_t,
+                                              int *, int *);
+typedef enum nss_status nss_gethostbyname3_r (const char *, int,
+                                              struct hostent *, char *, size_t,
+                                              int *, int *, int32_t *,
+                                              char **);
+typedef enum nss_status nss_gethostbyname4_r (const char *,
+                                              struct gaih_addrtuple **,
+                                              char *, size_t,
+                                              int *, int *, int32_t *);
+typedef enum nss_status nss_gethostbyname_r (const char *, struct hostent *,
+                                             char *, size_t, int *, int *);
+typedef enum nss_status nss_gethostent_r (struct hostent *, char *, size_t,
+                                          int *, int *);
+typedef enum nss_status nss_gethostton_r (const char *, struct etherent *,
+                                          char *, size_t, int *);
+typedef enum nss_status nss_getnetbyaddr_r (uint32_t, int, struct netent *,
+                                            char *, size_t, int *, int *);
+typedef enum nss_status nss_getnetbyname_r (const char *, struct netent *,
+                                            char *, size_t, int *, int *);
+typedef enum nss_status nss_getnetent_r (struct netent *,
+                                         char *, size_t, int *, int *);
+typedef enum nss_status nss_getnetgrent_r (struct __netgrent *,
+                                           char *, size_t, int *);
+typedef enum nss_status nss_getntohost_r (const struct ether_addr *,
+                                          struct etherent *, char *, size_t,
+                                          int *);
+typedef enum nss_status nss_getprotobyname_r (const char *, struct protoent *,
+                                              char *, size_t, int *);
+typedef enum nss_status nss_getprotobynumber_r (int, struct protoent *,
+                                                char *, size_t, int *);
+typedef enum nss_status nss_getprotoent_r (struct protoent *,
+                                           char *, size_t, int *);
+typedef enum nss_status nss_getpublickey (const char *, char *, int *);
+typedef enum nss_status nss_getpwent_r (struct passwd *,
+                                        char *, size_t, int *);
+typedef enum nss_status nss_getpwnam_r (const char *, struct passwd *,
+                                        char *, size_t, int *);
+typedef enum nss_status nss_getpwuid_r (__uid_t, struct passwd *,
+                                        char *, size_t, int *);
+typedef enum nss_status nss_getrpcbyname_r (const char *, struct rpcent *,
+                                            char *, size_t, int *);
+typedef enum nss_status nss_getrpcbynumber_r (int, struct rpcent *,
+                                              char *, size_t, int *);
+typedef enum nss_status nss_getrpcent_r (struct rpcent *,
+                                         char *, size_t, int *);
+typedef enum nss_status nss_getsecretkey (const char *, char *, char *, int *);
+typedef enum nss_status nss_getservbyname_r (const char *, const char *,
+                                             struct servent *, char *, size_t,
+                                             int *);
+typedef enum nss_status nss_getservbyport_r (int, const char *,
+                                             struct servent *, char *, size_t,
+                                             int *);
+typedef enum nss_status nss_getservent_r (struct servent *, char *, size_t,
+                                          int *);
+typedef enum nss_status nss_getsgent_r (struct sgrp *, char *, size_t, int *);
+typedef enum nss_status nss_getsgnam_r (const char *, struct sgrp *,
+                                        char *, size_t, int *);
+typedef enum nss_status nss_getspent_r (struct spwd *, char *, size_t, int *);
+typedef enum nss_status nss_getspnam_r (const char *, struct spwd *,
+                                        char *, size_t, int *);
+typedef void nss_init (void (*) (size_t, struct traced_file *));
+typedef enum nss_status nss_initgroups_dyn (const char *, __gid_t, long int *,
+                                            long int *, __gid_t **, long int,
+                                            int *);
+typedef enum nss_status nss_netname2user (char [], __uid_t *, __gid_t *,
+                                          int *, __gid_t *, int *);
+typedef enum nss_status nss_setaliasent (void);
+typedef enum nss_status nss_setetherent (int);
+typedef enum nss_status nss_setgrent (int);
+typedef enum nss_status nss_sethostent (int);
+typedef enum nss_status nss_setnetent (int);
+typedef enum nss_status nss_setnetgrent (const char *, struct __netgrent *);
+typedef enum nss_status nss_setprotoent (int);
+typedef enum nss_status nss_setpwent (int);
+typedef enum nss_status nss_setrpcent (int);
+typedef enum nss_status nss_setservent (int);
+typedef enum nss_status nss_setsgent (int);
+typedef enum nss_status nss_setspent (int);
+
+/* Declare all NSS functions for MODULE.  */
+#define NSS_DECLARE_MODULE_FUNCTIONS(module)                            \
+  extern nss_endaliasent _nss_##module##_endaliasent;                    \
+  extern nss_endetherent _nss_##module##_endetherent;                    \
+  extern nss_endgrent _nss_##module##_endgrent;                          \
+  extern nss_endhostent _nss_##module##_endhostent;                      \
+  extern nss_endnetent _nss_##module##_endnetent;                        \
+  extern nss_endnetgrent _nss_##module##__endnetgrent;                   \
+  extern nss_endprotoent _nss_##module##_endprotoent;                    \
+  extern nss_endpwent _nss_##module##_endpwent;                          \
+  extern nss_endrpcent _nss_##module##_endrpcent;                        \
+  extern nss_endservent _nss_##module##_endservent;                      \
+  extern nss_endsgent _nss_##module##_endsgent;                          \
+  extern nss_endspent _nss_##module##_endspent;                          \
+  extern nss_getaliasbyname_r _nss_##module##_getaliasbyname_r;          \
+  extern nss_getaliasent_r _nss_##module##_getaliasent_r;                \
+  extern nss_getcanonname_r _nss_##module##_getcanonname_r;              \
+  extern nss_getetherent_r _nss_##module##_getetherent_r;                \
+  extern nss_getgrent_r _nss_##module##_getgrent_r;                      \
+  extern nss_getgrgid_r _nss_##module##_getgrgid_r;                      \
+  extern nss_getgrnam_r _nss_##module##_getgrnam_r;                      \
+  extern nss_gethostbyaddr2_r _nss_##module##_gethostbyaddr2_r;          \
+  extern nss_gethostbyaddr_r _nss_##module##_gethostbyaddr_r;            \
+  extern nss_gethostbyname2_r _nss_##module##_gethostbyname2_r;          \
+  extern nss_gethostbyname3_r _nss_##module##_gethostbyname3_r;          \
+  extern nss_gethostbyname4_r _nss_##module##_gethostbyname4_r;          \
+  extern nss_gethostbyname_r _nss_##module##_gethostbyname_r;            \
+  extern nss_gethostent_r _nss_##module##_gethostent_r;                  \
+  extern nss_gethostton_r _nss_##module##_gethostton_r;                  \
+  extern nss_getnetbyaddr_r _nss_##module##_getnetbyaddr_r;              \
+  extern nss_getnetbyname_r _nss_##module##_getnetbyname_r;              \
+  extern nss_getnetent_r _nss_##module##_getnetent_r;                    \
+  extern nss_getnetgrent_r _nss_##module##_getnetgrent_r;                \
+  extern nss_getntohost_r _nss_##module##_getntohost_r;                  \
+  extern nss_getprotobyname_r _nss_##module##_getprotobyname_r;          \
+  extern nss_getprotobynumber_r _nss_##module##_getprotobynumber_r;      \
+  extern nss_getprotoent_r _nss_##module##_getprotoent_r;                \
+  extern nss_getpublickey _nss_##module##_getpublickey;                  \
+  extern nss_getpwent_r _nss_##module##_getpwent_r;                      \
+  extern nss_getpwnam_r _nss_##module##_getpwnam_r;                      \
+  extern nss_getpwuid_r _nss_##module##_getpwuid_r;                      \
+  extern nss_getrpcbyname_r _nss_##module##_getrpcbyname_r;              \
+  extern nss_getrpcbynumber_r _nss_##module##_getrpcbynumber_r;          \
+  extern nss_getrpcent_r _nss_##module##_getrpcent_r;                    \
+  extern nss_getsecretkey _nss_##module##_getsecretkey;                  \
+  extern nss_getservbyname_r _nss_##module##_getservbyname_r;            \
+  extern nss_getservbyport_r _nss_##module##_getservbyport_r;            \
+  extern nss_getservent_r _nss_##module##_getservent_r;                  \
+  extern nss_getsgent_r _nss_##module##_getsgent_r;                      \
+  extern nss_getsgnam_r _nss_##module##_getsgnam_r;                      \
+  extern nss_getspent_r _nss_##module##_getspent_r;                      \
+  extern nss_getspnam_r _nss_##module##_getspnam_r;                      \
+  extern nss_init _nss_##module##_init;                                  \
+  extern nss_initgroups_dyn _nss_##module##_initgroups_dyn;              \
+  extern nss_netname2user _nss_##module##_netname2user;                  \
+  extern nss_setaliasent _nss_##module##_setaliasent;                    \
+  extern nss_setetherent _nss_##module##_setetherent;                    \
+  extern nss_setgrent _nss_##module##_setgrent;                          \
+  extern nss_sethostent _nss_##module##_sethostent;                      \
+  extern nss_setnetent _nss_##module##_setnetent;                        \
+  extern nss_setnetgrent _nss_##module##_setnetgrent;                    \
+  extern nss_setprotoent _nss_##module##_setprotoent;                    \
+  extern nss_setpwent _nss_##module##_setpwent;                          \
+  extern nss_setrpcent _nss_##module##_setrpcent;                        \
+  extern nss_setservent _nss_##module##_setservent;                      \
+  extern nss_setsgent _nss_##module##_setsgent;                          \
+  extern nss_setspent _nss_##module##_setspent;                          \
 
 __END_DECLS
 
diff --git a/sysdeps/posix/getaddrinfo.c b/sysdeps/posix/getaddrinfo.c
index 538691a598..ed04e564f9 100644
--- a/sysdeps/posix/getaddrinfo.c
+++ b/sysdeps/posix/getaddrinfo.c
@@ -300,18 +300,6 @@ convert_hostent_to_gaih_addrtuple (const struct addrinfo *req,
  }
 
 
-typedef enum nss_status (*nss_gethostbyname4_r)
-  (const char *name, struct gaih_addrtuple **pat,
-   char *buffer, size_t buflen, int *errnop,
-   int *h_errnop, int32_t *ttlp);
-typedef enum nss_status (*nss_gethostbyname3_r)
-  (const char *name, int af, struct hostent *host,
-   char *buffer, size_t buflen, int *errnop,
-   int *h_errnop, int32_t *ttlp, char **canonp);
-typedef enum nss_status (*nss_getcanonname_r)
-  (const char *name, char *buffer, size_t buflen, char **result,
-   int *errnop, int *h_errnop);
-
 /* This function is called if a canonical name is requested, but if
    the service function did not provide it.  It tries to obtain the
    name using getcanonname_r from the same service NIP.  If the name
@@ -321,7 +309,7 @@ typedef enum nss_status (*nss_getcanonname_r)
 static char *
 getcanonname (service_user *nip, struct gaih_addrtuple *at, const char *name)
 {
-  nss_getcanonname_r cfct = __nss_lookup_function (nip, "getcanonname_r");
+  nss_getcanonname_r *cfct = __nss_lookup_function (nip, "getcanonname_r");
   char *s = (char *) name;
   if (cfct != NULL)
     {
@@ -751,7 +739,7 @@ gaih_inet (const char *name, const struct gaih_service *service,
 	  while (!no_more)
 	    {
 	      no_data = 0;
-	      nss_gethostbyname4_r fct4 = NULL;
+	      nss_gethostbyname4_r *fct4 = NULL;
 
 	      /* gethostbyname4_r sends out parallel A and AAAA queries and
 		 is thus only suitable for PF_UNSPEC.  */
@@ -827,7 +815,7 @@ gaih_inet (const char *name, const struct gaih_service *service,
 		}
 	      else
 		{
-		  nss_gethostbyname3_r fct = NULL;
+		  nss_gethostbyname3_r *fct = NULL;
 		  if (req->ai_flags & AI_CANONNAME)
 		    /* No need to use this function if we do not look for
 		       the canonical name.  The function does not exist in