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authorUlrich Drepper <drepper@redhat.com>1998-11-23 09:36:06 +0000
committerUlrich Drepper <drepper@redhat.com>1998-11-23 09:36:06 +0000
commit7d6a833849d8e084bbdc534698e214bca056453f (patch)
tree5e3f4055efe1797b093a2c927730ec7a0908567a /nss
parent9dc09d3060c01726779b4a19a934e6bb0cde5f67 (diff)
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1998-11-23  Ulrich Drepper  <drepper@cygnus.com>

	* Makeconfig: Don't read sysd-sorted unless sysd-dirs is read.
	Patch by Zack Weinberg.

	* math/bits/mathcalls.h: Adjust comments.  Remove gamma_r prototype.

	* sysdeps/i386/fpu/bits/mathinline.h: Make log2 only available if
	__USE_ISOC9X is defined.  Provide rint optimization.

1998-11-21  H.J. Lu  <hjl@gnu.org>

	* libio/Versions (_IO_popen, _IO_proc_open, _IO_proc_close,
	popen, pclose): Add to GLIBC_2.1.

	* libio/Makefile (routines): Add oldiopopen and oldpclose.
	(shared-only-routines): Likewise.

	* libio/pclose.c (pclose): Make it default for GLIBC_2.1.
	* libio/iopopen.c (_IO_proc_open, _IO_popen, popen,
	_IO_proc_close): Likewise.

	* libio/iolibio.h (_IO_new_popen, _IO_old_popen, __new_pclose,
	__old_pclose): New prototypes.

	* libio/libioP.h (_IO_new_file_jumps): Removed.
	(_IO_old_proc_jumps): Added.
	(_IO_new_proc_open, _IO_old_proc_open): New prototypes.

	* libio/oldiopopen.c: New file.

	* libio/oldpclose.c: New file.

1998-11-22  Thorsten Kukuk  <kukuk@vt.uni-paderborn.de>

	* nss/Makefile: Build and install getent.
	* nss/getent.c: New, get entries from administrative database.
Diffstat (limited to 'nss')
-rw-r--r--nss/Makefile3
-rw-r--r--nss/getent.c511
2 files changed, 514 insertions, 0 deletions
diff --git a/nss/Makefile b/nss/Makefile
index 07529c711c..2b7bbc3f2b 100644
--- a/nss/Makefile
+++ b/nss/Makefile
@@ -36,6 +36,9 @@ routines		= nsswitch $(addsuffix -lookup,$(databases))
 databases		= proto service hosts network grp pwd rpc ethers \
 			  spwd netgrp key alias
 
+others                  := getent
+install-bin             := getent
+
 tests			= test-netdb
 
 include ../Makeconfig
diff --git a/nss/getent.c b/nss/getent.c
new file mode 100644
index 0000000000..027ffa20e0
--- /dev/null
+++ b/nss/getent.c
@@ -0,0 +1,511 @@
+/* Copyright (c) 1998 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Thorsten Kukuk <kukuk@vt.uni-paderborn.de>, 1998.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA. */
+
+/* getent: get entries from administrative database
+   supported databases: passwd, group, hosts, services, protocols
+   and networks */
+
+#include <argp.h>
+#include <grp.h>
+#include <pwd.h>
+#include <ctype.h>
+#include <error.h>
+#include <libintl.h>
+#include <locale.h>
+#include <netdb.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+
+/* Get libc version number.  */
+#include <version.h>
+
+#define PACKAGE _libc_intl_domainname
+
+/* Name and version of program.  */
+static void print_version (FILE *stream, struct argp_state *state);
+void (*argp_program_version_hook) (FILE *, struct argp_state *) = print_version;
+
+/* Short description of parameters.  */
+static const char args_doc[] = N_("database [key ...]");
+
+/* Short description of program.  */
+static const char doc[] =
+                N_("getent - get entries from administrative database.");
+
+/* Data structure to communicate with argp functions.  */
+static struct argp argp = {
+  NULL, NULL, args_doc, doc,
+};
+
+/* Print the version information.  */
+static void
+print_version (FILE *stream, struct argp_state *state)
+{
+  fprintf (stream, "getent (GNU %s) %s\n", PACKAGE, VERSION);
+  fprintf (stream, gettext ("\
+Copyright (C) %s Free Software Foundation, Inc.\n\
+This is free software; see the source for copying conditions.  There is NO\n\
+warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n\
+"), "1998");
+  fprintf (stream, gettext ("Written by %s.\n"), "Thorsten Kukuk");
+}
+
+/* This is for group */
+static inline void
+print_group (struct group *grp)
+{
+  unsigned int i = 0;
+
+  printf ("%s:%s:%ld:", grp->gr_name ? grp->gr_name : "",
+	  grp->gr_passwd ? grp->gr_passwd : "",
+	  (unsigned long)grp->gr_gid);
+
+  while (grp->gr_mem[i] != NULL)
+    {
+      fputs (grp->gr_mem[i], stdout);
+      ++i;
+      if (grp->gr_mem[i] != NULL)
+	fputs (",", stdout);
+    }
+  fputs ("\n", stdout);
+}
+
+static inline int
+group_keys (int number, char *key[])
+{
+  int result = 0;
+  int i;
+
+  for (i = 0; i < number; ++i)
+    {
+      struct group *grp;
+
+      if (isdigit (key[i][0]))
+	grp = getgrgid (atol (key[i]));
+      else
+	grp = getgrnam (key[i]);
+
+      if (grp == NULL)
+	result = 2;
+      else
+	print_group (grp);
+    }
+
+  return result;
+}
+
+/* This is for networks */
+static inline void
+print_networks (struct netent *net)
+{
+  unsigned int i;
+  struct in_addr ip;
+  ip.s_addr = htonl (net->n_net);
+
+  fputs (net->n_name, stdout);
+  for  (i = strlen (net->n_name); i < 22; ++i)
+    fputs (" ", stdout);
+  fputs (inet_ntoa (ip), stdout);
+
+  i = 0;
+  while (net->n_aliases[i] != NULL)
+    {
+      fputs (" ", stdout);
+      fputs (net->n_aliases[i], stdout);
+      ++i;
+      if (net->n_aliases[i] != NULL)
+	fputs (",", stdout);
+    }
+  fputs ("\n", stdout);
+}
+
+static inline int
+networks_keys (int number, char *key[])
+{
+  int result = 0;
+  int i;
+
+  for (i = 0; i < number; ++i)
+    {
+      struct netent *net;
+
+      if (isdigit (key[i][0]))
+	net = getnetbyaddr (inet_addr (key[i]), AF_UNIX);
+      else
+	net = getnetbyname (key[i]);
+
+      if (net == NULL)
+	result = 2;
+      else
+	print_networks (net);
+    }
+
+  return result;
+}
+
+/* Now is all for passwd */
+static inline void
+print_passwd (struct passwd *pwd)
+{
+  printf ("%s:%s:%ld:%ld:%s:%s:%s\n",
+	  pwd->pw_name ? pwd->pw_name : "",
+	  pwd->pw_passwd ? pwd->pw_passwd : "",
+	  (unsigned long)pwd->pw_uid,
+	  (unsigned long)pwd->pw_gid,
+	  pwd->pw_gecos ? pwd->pw_gecos : "",
+	  pwd->pw_dir ? pwd->pw_dir : "",
+	  pwd->pw_shell ? pwd->pw_shell : "");
+}
+
+static inline int
+passwd_keys (int number, char *key[])
+{
+  int result = 0;
+  int i;
+
+  for (i = 0; i < number; ++i)
+    {
+      struct passwd *pwd;
+
+      if (isdigit (key[i][0]))
+	pwd = getpwuid (atol (key[i]));
+      else
+	pwd = getpwnam (key[i]);
+
+      if (pwd == NULL)
+	result = 2;
+      else
+	print_passwd (pwd);
+    }
+
+  return result;
+}
+
+/* This is for protocols */
+static inline void
+print_protocols (struct protoent *proto)
+{
+  unsigned int i;
+
+  fputs (proto->p_name, stdout);
+  for (i = strlen (proto->p_name); i < 22; ++i)
+    fputs (" ", stdout);
+  printf ("%d", proto->p_proto);
+
+  i = 0;
+  while (proto->p_aliases[i] != NULL)
+    {
+      fputs (" ", stdout);
+      fputs (proto->p_aliases[i], stdout);
+      ++i;
+    }
+  fputs ("\n", stdout);
+}
+
+static inline int
+protocols_keys (int number, char *key[])
+{
+  int result = 0;
+  int i;
+
+  for (i = 0; i < number; ++i)
+    {
+      struct protoent *proto;
+
+      if (isdigit (key[i][0]))
+	proto = getprotobynumber (atol (key[i]));
+      else
+	proto = getprotobyname (key[i]);
+
+      if (proto == NULL)
+	result = 2;
+      else
+	print_protocols (proto);
+    }
+
+  return result;
+}
+
+/* This is for hosts */
+static inline void
+print_hosts (struct hostent *host)
+{
+  unsigned int i;
+  char *ip = inet_ntoa(* (struct in_addr *) host->h_addr_list[0]);
+
+  fputs (ip, stdout);
+  for (i = strlen (ip); i < 16; ++i)
+    fputs (" ", stdout);
+  fputs (host->h_name, stdout);
+
+  i = 0;
+  while (host->h_aliases[i] != NULL)
+    {
+      fputs (" ", stdout);
+      fputs (host->h_aliases[i], stdout);
+      ++i;
+    }
+  fputs ("\n", stdout);
+}
+
+static inline int
+hosts_keys (int number, char *key[])
+{
+  int result = 0;
+  int i;
+
+  for (i = 0; i < number; ++i)
+    {
+      struct hostent *host;
+
+      if (isdigit (key[i][0]))
+	{
+	  struct in_addr addr;
+	  addr.s_addr = inet_addr (key[i]);
+
+	  host = gethostbyaddr ((char *)&addr, sizeof (struct in_addr),
+				AF_INET);
+	}
+      else
+	host = gethostbyname (key[i]);
+
+      if (host == NULL)
+	result = 2;
+      else
+	print_hosts (host);
+    }
+
+  return result;
+}
+
+/* for services */
+static inline void
+print_services (struct servent *serv)
+{
+  unsigned int i;
+
+  fputs (serv->s_name, stdout);
+  for (i = strlen (serv->s_name); i < 22; ++i)
+    fputs (" ", stdout);
+  printf ("%d/%s", ntohs (serv->s_port), serv->s_proto);
+
+  i = 0;
+  while (serv->s_aliases[i] != NULL)
+    {
+      fputs (" ", stdout);
+      fputs (serv->s_aliases[i], stdout);
+      ++i;
+    }
+  fputs ("\n", stdout);
+}
+
+static inline int
+services_keys (int number, char *key[])
+{
+  int result = 0;
+  int i;
+
+  for (i = 0; i < number; ++i)
+    {
+      struct servent *serv;
+      char *proto = strchr (key[i], '/');
+
+      if (proto == NULL)
+	{
+	  setservent (0);
+	  if (isdigit (key[i][0]))
+	    {
+	      int port = htons (atol (key[i]));
+	      while ((serv = getservent ()) != NULL)
+		if (serv->s_port == port)
+		  {
+		    print_services (serv);
+		    break;
+		  }
+	    }
+	  else
+	    {
+	      while ((serv = getservent ()) != NULL)
+		if (strcmp (serv->s_name, key[i]) == 0)
+		  {
+		    print_services (serv);
+		    break;
+		  }
+	    }
+	  endservent ();
+	}
+      else
+	{
+	  *proto++ = '\0';
+
+	  if (isdigit (key[i][0]))
+	    serv = getservbyport (atol (key[i]), proto);
+	  else
+	    serv = getservbyname (key[i], proto);
+
+	  if (serv == NULL)
+	    result = 2;
+	  else
+	    print_services (serv);
+	}
+    }
+
+  return result;
+}
+
+/* the main function */
+int
+main (int argc, char *argv[])
+{
+  int remaining;
+
+  /* Set locale via LC_ALL.  */
+  setlocale (LC_ALL, "");
+  /* Set the text message domain.  */
+  textdomain (PACKAGE);
+
+  /* Parse and process arguments.  */
+  argp_parse (&argp, argc, argv, 0, &remaining, NULL);
+
+  if ((argc - remaining) < 1)
+    {
+      error (0, 0, gettext ("wrong number of arguments"));
+      argp_help (&argp, stdout, ARGP_HELP_SEE, program_invocation_short_name);
+      return 1;
+    }
+
+  switch(argv[1][0])
+    {
+    case 'g': /* group */
+      if (strcmp (argv[1], "group") == 0)
+	{
+	  if (argc == 2)
+	    {
+	      struct group *grp;
+
+	      setgrent ();
+	      while ((grp = getgrent()) != NULL)
+		print_group (grp);
+	      endgrent ();
+	    }
+	  else
+	    return group_keys (argc - 2, &argv[2]);
+	}
+      else
+	goto error;
+      break;
+    case 'h': /* hosts */
+      if (strcmp (argv[1], "hosts") == 0)
+	{
+	  if (argc == 2)
+	    {
+	      struct hostent *host;
+
+	      sethostent (0);
+	      while ((host = gethostent()) != NULL)
+		print_hosts (host);
+	      endhostent ();
+	    }
+	  else
+	    return hosts_keys (argc - 2, &argv[2]);
+	}
+      else
+	goto error;
+      break;
+    case 'n': /* networks */
+      if (strcmp (argv[1], "networks") == 0)
+	{
+	  if (argc == 2)
+	    {
+	      struct netent *net;
+
+	      setnetent (0);
+	      while ((net = getnetent()) != NULL)
+		print_networks (net);
+	      endnetent ();
+	    }
+	  else
+	    return networks_keys (argc - 2, &argv[2]);
+	}
+      else
+	goto error;
+      break;
+    case 'p': /* passwd, protocols */
+      if (strcmp (argv[1], "passwd") == 0)
+	{
+	  if (argc == 2)
+	    {
+	      struct passwd *pwd;
+
+	      setpwent ();
+	      while ((pwd = getpwent()) != NULL)
+		print_passwd (pwd);
+	      endpwent ();
+	    }
+	  else
+	    return passwd_keys (argc - 2, &argv[2]);
+	}
+      else if (strcmp (argv[1], "protocols") == 0)
+	{
+	  if (argc == 2)
+	    {
+	      struct protoent *proto;
+
+	      setprotoent (0);
+	      while ((proto = getprotoent()) != NULL)
+		print_protocols (proto);
+	      endprotoent ();
+	    }
+	  else
+	    return protocols_keys (argc - 2, &argv[2]);
+	}
+      else
+	goto error;
+      break;
+    case 's': /* services */
+      if (strcmp (argv[1], "services") == 0)
+	{
+	  if (argc == 2)
+	    {
+	      struct servent *serv;
+
+	      setservent (0);
+	      while ((serv = getservent()) != NULL)
+		print_services (serv);
+	      endservent ();
+	    }
+	  else
+	    return services_keys (argc - 2, &argv[2]);
+	}
+      else
+	goto error;
+      break;
+    default:
+    error:
+      fprintf (stderr, _("Unknown database: %s\n"), argv[1]);
+      argp_help (&argp, stdout, ARGP_HELP_SEE, program_invocation_short_name);
+      return 1;
+    }
+
+  return 0;
+}