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authorUlrich Drepper <drepper@redhat.com>2007-04-18 23:46:35 +0000
committerUlrich Drepper <drepper@redhat.com>2007-04-18 23:46:35 +0000
commitb17c265f8fde4b4e7fc374a0408f742dd84ee4eb (patch)
tree572b7463d3a2a7ae6271ea54d38fa0b39fb650e7
parentb7674b110703d2d94f0531a6e2ac9d1e67c014e1 (diff)
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* sysdeps/posix/getaddrinfo.c: Remove commented-out code.
-rw-r--r--ChangeLog4
-rw-r--r--sysdeps/posix/getaddrinfo.c176
2 files changed, 4 insertions, 176 deletions
diff --git a/ChangeLog b/ChangeLog
index 66bd482a14..a8b5ec7f7e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2007-04-18  Ulrich Drepper  <drepper@redhat.com>
+
+	* sysdeps/posix/getaddrinfo.c: Remove commented-out code.
+
 2007-04-17  Ulrich Drepper  <drepper@redhat.com>
 
 	[BZ #4368]
diff --git a/sysdeps/posix/getaddrinfo.c b/sysdeps/posix/getaddrinfo.c
index da48d46afe..298755f8e7 100644
--- a/sysdeps/posix/getaddrinfo.c
+++ b/sysdeps/posix/getaddrinfo.c
@@ -142,118 +142,6 @@ static const struct addrinfo default_hints =
   };
 
 
-#if 0
-/* Using Unix sockets this way is a security risk.  */
-static int
-gaih_local (const char *name, const struct gaih_service *service,
-	    const struct addrinfo *req, struct addrinfo **pai)
-{
-  struct utsname utsname;
-
-  if ((name != NULL) && (req->ai_flags & AI_NUMERICHOST))
-    return GAIH_OKIFUNSPEC | -EAI_NONAME;
-
-  if ((name != NULL) || (req->ai_flags & AI_CANONNAME))
-    if (uname (&utsname) < 0)
-      return -EAI_SYSTEM;
-
-  if (name != NULL)
-    {
-      if (strcmp(name, "localhost") &&
-	  strcmp(name, "local") &&
-	  strcmp(name, "unix") &&
-	  strcmp(name, utsname.nodename))
-	return GAIH_OKIFUNSPEC | -EAI_NONAME;
-    }
-
-  if (req->ai_protocol || req->ai_socktype)
-    {
-      const struct gaih_typeproto *tp = gaih_inet_typeproto + 1;
-
-      while (tp->name[0]
-	     && ((tp->protoflag & GAI_PROTO_NOSERVICE) != 0
-		 || (req->ai_socktype != 0 && req->ai_socktype != tp->socktype)
-		 || (req->ai_protocol != 0
-		     && !(tp->protoflag & GAI_PROTO_PROTOANY)
-		     && req->ai_protocol != tp->protocol)))
-	++tp;
-
-      if (! tp->name[0])
-	{
-	  if (req->ai_socktype)
-	    return GAIH_OKIFUNSPEC | -EAI_SOCKTYPE;
-	  else
-	    return GAIH_OKIFUNSPEC | -EAI_SERVICE;
-	}
-    }
-
-  *pai = malloc (sizeof (struct addrinfo) + sizeof (struct sockaddr_un)
-		 + ((req->ai_flags & AI_CANONNAME)
-		    ? (strlen(utsname.nodename) + 1): 0));
-  if (*pai == NULL)
-    return -EAI_MEMORY;
-
-  (*pai)->ai_next = NULL;
-  (*pai)->ai_flags = req->ai_flags;
-  (*pai)->ai_family = AF_LOCAL;
-  (*pai)->ai_socktype = req->ai_socktype ? req->ai_socktype : SOCK_STREAM;
-  (*pai)->ai_protocol = req->ai_protocol;
-  (*pai)->ai_addrlen = sizeof (struct sockaddr_un);
-  (*pai)->ai_addr = (void *) (*pai) + sizeof (struct addrinfo);
-
-#ifdef _HAVE_SA_LEN
-  ((struct sockaddr_un *) (*pai)->ai_addr)->sun_len =
-    sizeof (struct sockaddr_un);
-#endif /* _HAVE_SA_LEN */
-
-  ((struct sockaddr_un *)(*pai)->ai_addr)->sun_family = AF_LOCAL;
-  memset(((struct sockaddr_un *)(*pai)->ai_addr)->sun_path, 0, UNIX_PATH_MAX);
-
-  if (service)
-    {
-      struct sockaddr_un *sunp = (struct sockaddr_un *) (*pai)->ai_addr;
-
-      if (strchr (service->name, '/') != NULL)
-	{
-	  if (strlen (service->name) >= sizeof (sunp->sun_path))
-	    return GAIH_OKIFUNSPEC | -EAI_SERVICE;
-
-	  strcpy (sunp->sun_path, service->name);
-	}
-      else
-	{
-	  if (strlen (P_tmpdir "/") + 1 + strlen (service->name) >=
-	      sizeof (sunp->sun_path))
-	    return GAIH_OKIFUNSPEC | -EAI_SERVICE;
-
-	  __stpcpy (__stpcpy (sunp->sun_path, P_tmpdir "/"), service->name);
-	}
-    }
-  else
-    {
-      /* This is a dangerous use of the interface since there is a time
-	 window between the test for the file and the actual creation
-	 (done by the caller) in which a file with the same name could
-	 be created.  */
-      char *buf = ((struct sockaddr_un *) (*pai)->ai_addr)->sun_path;
-
-      if (__builtin_expect (__path_search (buf, L_tmpnam, NULL, NULL, 0),
-			    0) != 0
-	  || __builtin_expect (__gen_tempname (buf, __GT_NOCREATE), 0) != 0)
-	return -EAI_SYSTEM;
-    }
-
-  if (req->ai_flags & AI_CANONNAME)
-    (*pai)->ai_canonname = strcpy ((char *) *pai + sizeof (struct addrinfo)
-				   + sizeof (struct sockaddr_un),
-				   utsname.nodename);
-  else
-    (*pai)->ai_canonname = NULL;
-  return 0;
-}
-#endif	/* 0 */
-
-
 static int
 gaih_inet_serv (const char *servicename, const struct gaih_typeproto *tp,
 		const struct addrinfo *req, struct gaih_servtuple *st)
@@ -1105,17 +993,6 @@ gaih_inet (const char *name, const struct gaih_service *service,
   return 0;
 }
 
-#if 0
-static const struct gaih gaih[] =
-  {
-    { PF_INET6, gaih_inet },
-    { PF_INET, gaih_inet },
-#if 0
-    { PF_LOCAL, gaih_local },
-#endif
-    { PF_UNSPEC, NULL }
-  };
-#endif
 
 struct sort_result
 {
@@ -1951,58 +1828,6 @@ getaddrinfo (const char *name, const char *service,
     end = NULL;
 
   unsigned int naddrs = 0;
-#if 0
-  /* If we would support more protocols than just IPv4 and IPv6 we
-     would iterate over a table with appropriate callback functions.
-     Since we currently only handle IPv4 and IPv6 this is not
-     necessary.  */
-  const struct gaih *g = gaih;
-  const struct gaih *pg = NULL;
-  int j = 0;
-  while (g->gaih)
-    {
-      if (hints->ai_family == g->family || hints->ai_family == AF_UNSPEC)
-	{
-	  j++;
-	  if (pg == NULL || pg->gaih != g->gaih)
-	    {
-	      pg = g;
-	      i = g->gaih (name, pservice, hints, end, &naddrs);
-	      if (i != 0)
-		{
-		  /* EAI_NODATA is a more specific result as it says that
-		     we found a result but it is not usable.  */
-		  if (last_i != (GAIH_OKIFUNSPEC | -EAI_NODATA))
-		    last_i = i;
-
-		  if (hints->ai_family == AF_UNSPEC && (i & GAIH_OKIFUNSPEC))
-		    {
-		      ++g;
-		      continue;
-		    }
-
-		  freeaddrinfo (p);
-		  free (in6ai);
-
-		  return -(i & GAIH_EAI);
-		}
-	      if (end)
-		while (*end)
-		  {
-		    end = &((*end)->ai_next);
-		    ++nresults;
-		  }
-	    }
-	}
-      ++g;
-    }
-
-  if (j == 0)
-    {
-      free (in6ai);
-      return EAI_FAMILY;
-    }
-#else
   if (hints->ai_family == AF_UNSPEC || hints->ai_family == AF_INET
       || hints->ai_family == AF_INET6)
     {
@@ -2026,7 +1851,6 @@ getaddrinfo (const char *name, const char *service,
       free (in6ai);
       return EAI_FAMILY;
     }
-#endif
 
   if (naddrs > 1)
     {