* comsat/comsat.c, imap4d/imap4d.c, maidag/maidag.c,

pop3d/pop3d.c: Call mu_tcpwrapper_cfg_init.

* include/mailutils/cfg.h (mu_cfg_section_add_container)
(mu_cfg_section_add_params, mu_create_canned_section)
(mu_create_canned_param, mu_get_canned_container): New functions.
* lib/tcpwrap.c (mu_tcpwrapper_cfg_init): New function.
* lib/tcpwrap.h (TCP_WRAPPERS_CONFIG): Change definition.
* mailbox/cfg_driver.c (mu_create_canned_section)
(mu_create_canned_param): Change prototypes.
(add_parameters): Rename to mu_cfg_section_add_params, make
extern. All callers changed.

 2007-12-11  Sergey Poznyakoff  <gray@gnu.org.ua>
 
+	* comsat/comsat.c, imap4d/imap4d.c, maidag/maidag.c,
+	pop3d/pop3d.c: Call mu_tcpwrapper_cfg_init.
+
+	* include/mailutils/cfg.h (mu_cfg_section_add_container)
+	(mu_cfg_section_add_params, mu_create_canned_section)
+	(mu_create_canned_param, mu_get_canned_container): New functions.
+	* lib/tcpwrap.c (mu_tcpwrapper_cfg_init): New function.
+	* lib/tcpwrap.h (TCP_WRAPPERS_CONFIG): Change definition.
+	* mailbox/cfg_driver.c (mu_create_canned_section)
+	(mu_create_canned_param): Change prototypes.
+	(add_parameters): Rename to mu_cfg_section_add_params, make
+	extern. All callers changed.
+
+
 	* include/mailutils/cfg.h (mu_cfg_section): New type.
 	(struct mu_cfg_param.offset): New member
 	(mu_offsetof): New define

@@ -150,6 +150,7 @@ main (int argc, char **argv)
 
   mu_argp_init (program_version, NULL);
   mu_gocs_daemon = default_gocs_daemon;
+
   if (mu_app_init (&argp, comsat_argp_capa, NULL, argc, argv, 0, &ind, NULL))
     exit (1);
 

@@ -324,6 +324,7 @@ main (int argc, char **argv)
 #ifdef WITH_GSASL
   mu_gocs_register ("gsasl", mu_gsasl_module_init);
 #endif
+  mu_tcpwrapper_cfg_init ();
   mu_argp_init (program_version, NULL);
   if (mu_app_init (&argp, imap4d_capa, imap4d_cfg_param, 
 		   argc, argv, 0, NULL, NULL))

@@ -194,6 +194,16 @@ int mu_config_create_container (struct mu_cfg_cont **pcont,
 int mu_config_clone_container (struct mu_cfg_cont *cont);
 void mu_config_destroy_container (struct mu_cfg_cont **pcont);
 
+int mu_cfg_section_add_container (struct mu_cfg_section *sect,
+				  struct mu_cfg_cont *cont);
+int mu_cfg_section_add_params (struct mu_cfg_section *sect,
+			       struct mu_cfg_param *param);
+
+
+int mu_create_canned_section (char *name, struct mu_cfg_section **psection);
+int mu_create_canned_param (char *name, struct mu_cfg_param **pparam);
+struct mu_cfg_cont *mu_get_canned_container (const char *name);
+
 int mu_cfg_scan_tree (mu_cfg_tree_t *tree, struct mu_cfg_section *sections,
 		      void *target, void *call_data);
 

@@ -87,8 +87,50 @@ mu_tcpwrapper_access (int fd)
   return hosts_access (&req);
 }
 
+struct mu_cfg_param tcpwrapper_param[] = {
+  { "enable", mu_cfg_bool, &mu_tcp_wrapper_enable, 0, NULL,	      
+    N_("Enable TCP wrapper access control.  Default is \"yes\".") },	      
+  { "daemon", mu_cfg_string, &mu_tcp_wrapper_daemon, 0, NULL,     
+    N_("Set daemon name for TCP wrapper lookups.  Default is program name."), 
+    N_("name") },							      
+  { "allow-table", mu_cfg_callback, NULL, 0,                            
+    mu_tcp_wrapper_cb_hosts_allow,                                            
+    N_("Use file for positive client address access control "		      
+       "(default: /etc/hosts.allow)."),					      
+    N_("file") },							      
+  { "deny-table", mu_cfg_callback, NULL, 0,                             
+    mu_tcp_wrapper_cb_hosts_deny,                                             
+    N_("Use file for negative client address access control "		      
+       "(default: /etc/hosts.deny)."),					      
+    N_("file") },							      
+  { "allow-syslog-level", mu_cfg_callback, NULL, 0,	       	      
+    mu_tcp_wrapper_cb_hosts_allow_syslog,				      
+    N_("Log host allows at this syslog level.  See logging { facility } for " 
+       "a description of argument syntax."),				      
+    N_("level") },							      
+  { "allow-deny-level", mu_cfg_callback, NULL, 0,			      
+    mu_tcp_wrapper_cb_hosts_deny_syslog,				      
+    N_("Log host denies at this syslog level.  See logging { facility } for " 
+       "a description of argument syntax."),				      
+    N_("level") },
+  { NULL }
+};
+
+void
+mu_tcpwrapper_cfg_init ()
+{
+  struct mu_cfg_section *section;
+  mu_create_canned_section ("tcp-wrappers", &section);
+  mu_cfg_section_add_params (section, tcpwrapper_param);
+}
+
 #else
 
+void
+mu_tcpwrapper_cfg_init ()
+{
+}
+
 int
 mu_tcpwrapper_access (int fd)
 {

@@ -31,33 +31,10 @@ extern int mu_tcp_wrapper_cb_hosts_deny_syslog (mu_debug_t debug, void *data,
 						char *arg);
 extern int mu_tcpwrapper_access (int fd);
 
+extern void mu_tcpwrapper_cfg_init (void);
+
 #ifdef WITH_LIBWRAP
-# define TCP_WRAPPERS_CONFIG						      \
-  { "tcp-wrapper-enable", mu_cfg_bool, &mu_tcp_wrapper_enable, 0, NULL,	      \
-    N_("Enable TCP wrapper access control.  Default is \"yes\".") },	      \
-  { "tcp-wrapper-daemon", mu_cfg_string, &mu_tcp_wrapper_daemon, 0, NULL,     \
-    N_("Set daemon name for TCP wrapper lookups.  Default is program name."), \
-    N_("name") },							      \
-  { "hosts-allow-table", mu_cfg_callback, NULL, 0,                            \
-    mu_tcp_wrapper_cb_hosts_allow,                                            \
-    N_("Use file for positive client address access control "		      \
-       "(default: /etc/hosts.allow)."),					      \
-    N_("file") },							      \
-  { "hosts-deny-table", mu_cfg_callback, NULL, 0,                             \
-    mu_tcp_wrapper_cb_hosts_deny,                                             \
-    N_("Use file for negative client address access control "		      \
-       "(default: /etc/hosts.deny)."),					      \
-    N_("file") },							      \
-  { "hosts-allow-syslog-level", mu_cfg_callback, NULL, 0,	       	      \
-    mu_tcp_wrapper_cb_hosts_allow_syslog,				      \
-    N_("Log host allows at this syslog level.  See logging { facility } for " \
-       "a description of argument syntax."),				      \
-    N_("level") },							      \
-  { "hosts-allow-deny-level", mu_cfg_callback, NULL, 0,			      \
-    mu_tcp_wrapper_cb_hosts_deny_syslog,				      \
-    N_("Log host denies at this syslog level.  See logging { facility } for " \
-       "a description of argument syntax."),				      \
-    N_("level") },
+# define TCP_WRAPPERS_CONFIG { "tcp-wrappers", mu_cfg_section },
 #else
 # define TCP_WRAPPERS_CONFIG
 #endif

@@ -458,6 +458,8 @@ main (int argc, char *argv[])
 
   mu_gocs_daemon = daemon_param;
     
+  mu_tcpwrapper_cfg_init ();
+
   /* Parse command line */
   mu_argp_init (program_version, NULL);
   if (mu_app_init (&argp, maidag_argp_capa, maidag_cfg_param, 

@@ -45,28 +45,40 @@ static void
 alloc_section_tab ()
 {
   if (!section_tab)
-    mu_assoc_create (&section_tab, sizeof (struct mu_cfg_cont *),
+    mu_assoc_create (&section_tab, sizeof (struct mu_cfg_cont **),
 		     MU_ASSOC_COPY_KEY);
 }
 
 int
-mu_create_canned_section (struct mu_cfg_section *section)
+mu_create_canned_section (char *name, struct mu_cfg_section **psection)
 {
-  struct mu_cfg_cont *cont;
+  int rc;
+  struct mu_cfg_cont **pcont;
   alloc_section_tab ();
-  mu_config_create_container (&cont, mu_cfg_cont_section);
-  cont->v.section = *section;
-  return mu_assoc_install (section_tab, cont->v.section.ident, &cont);
+  rc = mu_assoc_ref_install (section_tab, name, (void **)&pcont);
+  if (rc == 0 || rc == MU_ERR_EXISTS)
+    {
+      mu_config_create_container (pcont, mu_cfg_cont_section);
+      *psection = &(*pcont)->v.section;
+      (*psection)->ident = name;
+    }
+  return rc;
 }
 
 int
-mu_create_canned_param (struct mu_cfg_param *param)
+mu_create_canned_param (char *name, struct mu_cfg_param **pparam)
 {
-  struct mu_cfg_cont *cont;
+  int rc;
+  struct mu_cfg_cont **pcont;
   alloc_section_tab ();
-  mu_config_create_container (&cont, mu_cfg_cont_param);
-  cont->v.param = *param;
-  return mu_assoc_install (section_tab, cont->v.param.ident, &cont);
+  rc = mu_assoc_ref_install (section_tab, name, (void **)&pcont);
+  if (rc == 0 || rc == MU_ERR_EXISTS)
+    {
+      mu_config_create_container (pcont, mu_cfg_cont_param);
+      *pparam = &(*pcont)->v.param;
+      (*pparam)->ident = name;
+    }
+  return rc;
 }
 
 struct mu_cfg_cont *
@@ -210,13 +222,24 @@ mu_config_destroy_container (struct mu_cfg_cont **pcont)
 }
      
 
-static int
-add_parameters (struct mu_cfg_section *sect, struct mu_cfg_param *param)
+int
+mu_cfg_section_add_container (struct mu_cfg_section *sect,
+			      struct mu_cfg_cont *cont)
 {
-  if (!param)
+  if (!cont)
     return 0;
   if (!sect->children)
     mu_list_create (&sect->children);
+  return mu_list_append (sect->children, cont);
+}
+
+int
+mu_cfg_section_add_params (struct mu_cfg_section *sect,
+			   struct mu_cfg_param *param)
+{
+  if (!param)
+    return 0;
+
   for (; param->ident; param++)
     {
       int rc;
@@ -241,7 +264,7 @@ add_parameters (struct mu_cfg_section *sect, struct mu_cfg_param *param)
 	    return rc;
 	  container->v.param = *param;
 	}
-      mu_list_append (sect->children, container);
+      mu_cfg_section_add_container (sect, container);
     }
   return 0;
 }
@@ -335,13 +358,13 @@ _mu_config_register_section (struct mu_cfg_cont **proot,
       s->label = label ? strdup (label) : NULL;
       s->parser = parser;
       s->children = NULL;
-      add_parameters (s, param);
+      mu_cfg_section_add_params (s, param);
       if (psection)
 	*psection = s;
     }
   else
     {
-      add_parameters (parent, param);
+      mu_cfg_section_add_params (parent, param);
       /* FIXME: */
       if (!parent->parser)
 	parent->parser = parser;

@@ -260,6 +260,8 @@ main (int argc, char **argv)
 #ifdef WITH_TLS
   mu_gocs_register ("tls", mu_tls_module_init);
 #endif /* WITH_TLS */
+  mu_tcpwrapper_cfg_init ();
+
   mu_gocs_daemon = default_gocs_daemon;
   mu_argp_init (program_version, NULL);
   if (mu_app_init (&argp, pop3d_argp_capa, pop3d_cfg_param,