Add a registry backend netlogon_params that replaces the former dynamic overlay.

This is the first step in replacing the dynamic overlays by proper
backends implementing REGISTRY_OPS.

Michael
(This used to be commit e8a0524961d81fa83e0316905dc9d215e4aa7656)

5 files changed, 66 insertions, 0 deletions

diff --git a/source3/Makefile.in b/source3/Makefile.in
index 227650027a..45aa4cbc37 100644
--- a/source3/Makefile.in
+++ b/source3/Makefile.in
@@ -417,6 +417,7 @@ REGISTRY_OBJ = registry/reg_frontend.o registry/reg_cachehook.o registry/reg_pri
                registry/reg_util.o registry/reg_dynamic.o registry/reg_perfcount.o \
 	       registry/reg_smbconf.o registry/reg_api.o \
 	       registry/reg_frontend_hilvl.o \
+	       registry/reg_backend_netlogon_params.o \
 	       $(UTIL_REG_API_OBJ) $(UTIL_REG_SMBCONF_OBJ)
 
 RPC_LSA_OBJ = rpc_server/srv_lsa.o rpc_server/srv_lsa_nt.o librpc/gen_ndr/srv_lsa.o
diff --git a/source3/include/reg_objects.h b/source3/include/reg_objects.h
index 23a14e6757..3b846db681 100644
--- a/source3/include/reg_objects.h
+++ b/source3/include/reg_objects.h
@@ -100,6 +100,7 @@ typedef struct {
 #define KEY_EVENTLOG 		"HKLM\\SYSTEM\\CurrentControlSet\\Services\\Eventlog"
 #define KEY_SHARES		"HKLM\\SYSTEM\\CurrentControlSet\\Services\\LanmanServer\\Shares"
 #define KEY_SMBCONF		"HKLM\\SOFTWARE\\Samba\\smbconf"
+#define KEY_NETLOGON_PARAMS	"HKLM\\SYSTEM\\CurrentControlSet\\Services\\Netlogon\\Parameters"
 #define KEY_TREE_ROOT		""
 
 /*
diff --git a/source3/registry/reg_backend_netlogon_params.c b/source3/registry/reg_backend_netlogon_params.c
new file mode 100644
index 0000000000..b70e1bdf50
--- /dev/null
+++ b/source3/registry/reg_backend_netlogon_params.c
@@ -0,0 +1,58 @@
+/*
+ *  Unix SMB/CIFS implementation.
+ *  Virtual Windows Registry Layer
+ *  Copyright (C) Gerald Carter     2002-2005
+ *  Copyright (C) Michael Adam      2008
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program 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 General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+/*
+ * Netlogon parameters registry backend.
+ *
+ * This replaces the former dynamic netlogon parameters overlay.
+ */
+
+#include "includes.h"
+
+#undef DBGC_CLASS
+#define DBGC_CLASS DBGC_REGISTRY
+
+
+static int netlogon_params_fetch_reg_values(const char *key,
+					    REGVAL_CTR *regvals)
+{
+	uint32 dwValue;
+	
+	if ( !pdb_get_account_policy(AP_REFUSE_MACHINE_PW_CHANGE, &dwValue) )
+		dwValue = 0;
+		
+	regval_ctr_addvalue( regvals, "RefusePasswordChange", REG_DWORD,
+		(char*)&dwValue, sizeof(dwValue) );
+
+	return regval_ctr_numvals( regvals );
+}
+
+
+REGISTRY_OPS netlogon_params_reg_ops = {
+	NULL,
+	netlogon_params_fetch_reg_values,
+	NULL,
+	NULL,
+	NULL,
+	NULL,
+	NULL,
+	NULL,
+	NULL
+};
diff --git a/source3/registry/reg_dynamic.c b/source3/registry/reg_dynamic.c
index e70bd178f9..07c9673c28 100644
--- a/source3/registry/reg_dynamic.c
+++ b/source3/registry/reg_dynamic.c
@@ -29,6 +29,7 @@ struct reg_dyn_values {
 	int (*fetch_values) ( REGVAL_CTR *val );
 };
 
+#if 0
 /***********************************************************************
 ***********************************************************************/
 
@@ -44,6 +45,7 @@ static int netlogon_params( REGVAL_CTR *regvals )
 
 	return regval_ctr_numvals( regvals );
 }
+#endif
 
 /***********************************************************************
 ***********************************************************************/
@@ -200,7 +202,9 @@ static int current_version( REGVAL_CTR *values )
 ***********************************************************************/
 
 static struct reg_dyn_values dynamic_values[] = {
+#if 0
 	{ "HKLM/SYSTEM/CURRENTCONTROLSET/SERVICES/NETLOGON/PARAMETERS", &netlogon_params  },
+#endif
 	{ "HKLM/SYSTEM/CURRENTCONTROLSET/CONTROL/PRODUCTOPTIONS",       &prod_options     },
 	{ "HKLM/SYSTEM/CURRENTCONTROLSET/SERVICES/TCPIP/PARAMETERS",    &tcpip_params     },
 	{ "HKLM/SOFTWARE/MICROSOFT/WINDOWS NT/CURRENTVERSION/PERFLIB",  &perflib_params   }, 
diff --git a/source3/registry/reg_frontend.c b/source3/registry/reg_frontend.c
index 9e84d3a8c4..6674b0ba20 100644
--- a/source3/registry/reg_frontend.c
+++ b/source3/registry/reg_frontend.c
@@ -28,6 +28,7 @@ extern REGISTRY_OPS printing_ops;
 extern REGISTRY_OPS eventlog_ops;
 extern REGISTRY_OPS shares_reg_ops;
 extern REGISTRY_OPS smbconf_reg_ops;
+extern REGISTRY_OPS netlogon_params_reg_ops;
 extern REGISTRY_OPS regdb_ops;		/* these are the default */
 
 /* array of REGISTRY_HOOK's which are read into a tree for easy access */
@@ -40,6 +41,7 @@ REGISTRY_HOOK reg_hooks[] = {
   { KEY_PRINTING_PORTS, 	&printing_ops },
   { KEY_SHARES,      		&shares_reg_ops },
   { KEY_SMBCONF,      		&smbconf_reg_ops },
+  { KEY_NETLOGON_PARAMS,	&netlogon_params_reg_ops },
 #endif
   { NULL, NULL }
 };