r14964: - move sidmap code from ntvfs_common to SAMDB

- make ntvfs_common a library
- create sys_notify library

metze
(This used to be commit a3e1d56cf7b688c515f5d6d4d43e0b24c2261d15)

source4/dsdb/common/sidmap.c

@@ -49,7 +49,7 @@ struct sidmap_context {
 /*
   open a sidmap context - use talloc_free to close
 */
-struct sidmap_context *sidmap_open(TALLOC_CTX *mem_ctx)
+_PUBLIC_ struct sidmap_context *sidmap_open(TALLOC_CTX *mem_ctx)
 {
 	struct sidmap_context *sidmap;
 	sidmap = talloc(mem_ctx, struct sidmap_context);
@@ -124,8 +124,8 @@ static NTSTATUS sidmap_primary_domain_sid(struct sidmap_context *sidmap,
 /*
   map a sid to a unix uid
 */
-NTSTATUS sidmap_sid_to_unixuid(struct sidmap_context *sidmap, 
+_PUBLIC_ NTSTATUS sidmap_sid_to_unixuid(struct sidmap_context *sidmap, 
-			       struct dom_sid *sid, uid_t *uid)
+					struct dom_sid *sid, uid_t *uid)
 {
 	const char *attrs[] = { "sAMAccountName", "unixID", 
 				"unixName", "sAMAccountType", NULL };
@@ -220,8 +220,8 @@ allocated_sid:
 /*
   map a sid to a unix gid
 */
-NTSTATUS sidmap_sid_to_unixgid(struct sidmap_context *sidmap,
+_PUBLIC_ NTSTATUS sidmap_sid_to_unixgid(struct sidmap_context *sidmap,
-			       struct dom_sid *sid, gid_t *gid)
+					struct dom_sid *sid, gid_t *gid)
 {
 	const char *attrs[] = { "sAMAccountName", "unixID", 
 				"unixName", "sAMAccountType", NULL };
@@ -313,9 +313,9 @@ allocated_sid:
   map a unix uid to a dom_sid
   the returned sid is allocated in the supplied mem_ctx
 */
-NTSTATUS sidmap_uid_to_sid(struct sidmap_context *sidmap,
+_PUBLIC_ NTSTATUS sidmap_uid_to_sid(struct sidmap_context *sidmap,
-			   TALLOC_CTX *mem_ctx,
+				    TALLOC_CTX *mem_ctx,
-			   uid_t uid, struct dom_sid **sid)
+				    uid_t uid, struct dom_sid **sid)
 {
 	const char *attrs[] = { "sAMAccountName", "objectSid", "sAMAccountType", NULL };
 	int ret, i;
@@ -411,9 +411,9 @@ allocate_sid:
   map a unix gid to a dom_sid
   the returned sid is allocated in the supplied mem_ctx
 */
-NTSTATUS sidmap_gid_to_sid(struct sidmap_context *sidmap,
+_PUBLIC_ NTSTATUS sidmap_gid_to_sid(struct sidmap_context *sidmap,
-			   TALLOC_CTX *mem_ctx,
+				    TALLOC_CTX *mem_ctx,
-			   gid_t gid, struct dom_sid **sid)
+				    gid_t gid, struct dom_sid **sid)
 {
 	const char *attrs[] = { "sAMAccountName", "objectSid", "sAMAccountType", NULL };
 	int ret, i;
@@ -508,11 +508,11 @@ allocate_sid:
   check if a sid is in the range of auto-allocated SIDs from our primary domain,
   and if it is, then return the name and atype
 */
-NTSTATUS sidmap_allocated_sid_lookup(struct sidmap_context *sidmap, 
+_PUBLIC_ NTSTATUS sidmap_allocated_sid_lookup(struct sidmap_context *sidmap, 
-				     TALLOC_CTX *mem_ctx, 
+					      TALLOC_CTX *mem_ctx, 
-				     const struct dom_sid *sid,
+					      const struct dom_sid *sid,
-				     const char **name,
+					      const char **name,
-				     uint32_t *atype)
+					      uint32_t *atype)
 {
 	NTSTATUS status;
 	struct dom_sid *domain_sid;

source4/dsdb/config.mk

@@ -12,6 +12,7 @@ OBJ_FILES = \
 		samdb/samdb.o \
 		samdb/samdb_privilege.o \
 		samdb/cracknames.o \
+		common/sidmap.o \
 		common/flag_mapping.o
 #
 # End SUBSYSTEM SAMDB

source4/ntvfs/common/config.mk

@@ -1,13 +1,15 @@
 ################################################
-# Start MODULE ntvfs_common
+# Start LIBRARY ntvfs_common
-[MODULE::ntvfs_common]
+[LIBRARY::ntvfs_common]
-SUBSYSTEM = ntvfs
 PRIVATE_PROTO_HEADER = proto.h
+VERSION = 0.0.1
+SO_VERSION = 0
+DESCRIPTION = Generic Code for use in NTVFS modules
 OBJ_FILES = \
+		init.o \
 		brlock.o \
 		opendb.o \
-		notify.o \
+		notify.o
-		sidmap.o
+REQUIRED_SUBSYSTEMS = NDR_OPENDB NDR_NOTIFY sys_notify
-REQUIRED_SUBSYSTEMS = 
+# End LIBRARY ntvfs_common
-# End MODULE ntvfs_common
 ################################################

source4/ntvfs/common/init.c

@@ -0,0 +1,33 @@
+/* 
+   Unix SMB/CIFS implementation.
+
+   Copyright (C) Stefan Metzmacher 2006
+   
+   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 2 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, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+/*
+  this is the change notify database. It implements mechanisms for
+  storing current change notify waiters in a tdb, and checking if a
+  given event matches any of the stored notify waiiters.
+*/
+
+#include "includes.h"
+#include "ntvfs/sysdep/sys_notify.h"
+
+_PUBLIC_ NTSTATUS ntvfs_common_init(void)
+{
+	return sys_notify_init();
+}

source4/ntvfs/common/notify.c

@@ -115,7 +115,7 @@ struct notify_context *notify_init(TALLOC_CTX *mem_ctx, uint32_t server,
 	messaging_register(notify->messaging_ctx, notify, 
 			   MSG_PVFS_NOTIFY, notify_handler);
 
-	notify->sys_notify_ctx = sys_notify_init(snum, notify, ev);
+	notify->sys_notify_ctx = sys_notify_context_create(snum, notify, ev);
 
 	return notify;
 }

source4/ntvfs/config.mk

@@ -48,12 +48,11 @@ OBJ_FILES = \
 		ipc/vfs_ipc.o \
 		ipc/ipc_rap.o \
 		ipc/rap_server.o
-REQUIRED_SUBSYSTEMS = DCERPC_COMMON dcerpc_server
+REQUIRED_SUBSYSTEMS = dcerpc_server
 # End MODULE ntvfs_ipc
 ################################################
 
 
-
 ################################################
 # Start MODULE ntvfs_nbench
 [MODULE::ntvfs_nbench]
@@ -78,7 +77,7 @@ OBJ_FILES = \
 		ntvfs_generic.o \
 		ntvfs_interface.o \
 		ntvfs_util.o
-REQUIRED_SUBSYSTEMS = NDR_OPENDB NDR_NOTIFY
+REQUIRED_SUBSYSTEMS =
 #
 # End SUBSYSTEM NTVFS
 ################################################

source4/ntvfs/posix/config.mk

@@ -32,6 +32,6 @@ OBJ_FILES = \
 		pvfs_notify.o \
 		xattr_system.o \
 		xattr_tdb.o
-REQUIRED_SUBSYSTEMS = NDR_XATTR EXT_LIB_XATTR EXT_LIB_BLKID
+REQUIRED_SUBSYSTEMS = NDR_XATTR EXT_LIB_XATTR EXT_LIB_BLKID ntvfs_common
 # End MODULE ntvfs_posix
 ################################################

source4/ntvfs/posix/vfs_posix.c

@@ -332,11 +332,19 @@ NTSTATUS ntvfs_posix_init(void)
 	ops.name = "default";
 	ret = ntvfs_register(&ops);
 
+	if (!NT_STATUS_IS_OK(ret)) {
+		DEBUG(0,("Failed to register POSIX backend as '%s'!\n", ops.name));
+	}
+
 	ops.name = "posix";
 	ret = ntvfs_register(&ops);
 
 	if (!NT_STATUS_IS_OK(ret)) {
-		DEBUG(0,("Failed to register POSIX backend!\n"));
+		DEBUG(0,("Failed to register POSIX backend as '%s'!\n", ops.name));
+	}
+
+	if (NT_STATUS_IS_OK(ret)) {
+		ret = ntvfs_common_init();
 	}
 
 	return ret;

source4/ntvfs/posix/vfs_posix.h

@@ -27,6 +27,7 @@
 #include "system/filesys.h"
 #include "ntvfs/ntvfs.h"
 #include "ntvfs/common/proto.h"
+#include "dsdb/samdb/samdb.h"
 
 /* this is the private structure for the posix vfs backend. It is used
    to hold per-connection (per tree connect) state information */

source4/ntvfs/sysdep/config.m4

@@ -1,7 +1,7 @@
 AC_CHECK_HEADERS(linux/inotify.h asm/unistd.h)
 AC_CHECK_FUNC(inotify_init)
 
-SMB_ENABLE(ntvfs_inotify, NO)
+SMB_ENABLE(sys_notify_inotify, NO)
 if test x"$ac_cv_header_linux_inotify_h" = x"yes"; then
-    SMB_ENABLE(ntvfs_inotify, YES)
+    SMB_ENABLE(sys_notify_inotify, YES)
 fi

source4/ntvfs/sysdep/config.mk

@@ -1,20 +1,22 @@
 ################################################
-# Start MODULE ntvfs_sys_notify
+# Start MODULE sys_notify_inotify
-[MODULE::ntvfs_sys_notify]
+[MODULE::sys_notify_inotify]
-SUBSYSTEM = ntvfs
+SUBSYSTEM = sys_notify
-OBJ_FILES = \
+INIT_FUNCTION = sys_notify_inotify_init
-		sys_notify.o
-# End MODULE ntvfs_sys_notify
-################################################
-
-
-################################################
-# Start MODULE ntvfs_inotify
-[MODULE::ntvfs_inotify]
-SUBSYSTEM = ntvfs
-INIT_FUNCTION = ntvfs_inotify_init
 OBJ_FILES = \
 		inotify.o
-# End MODULE ntvfs_inotify
+# End MODULE sys_notify_inotify
 ################################################
 
+################################################
+# Start SUBSYSTEM sys_notify
+[LIBRARY::sys_notify]
+PUBLIC_HEADERS = sys_notify.h
+VERSION = 0.0.1
+SO_VERSION = 0
+DESCRIPTION = File System Notify Abstraction Layer
+OBJ_FILES = \
+		sys_notify.o
+REQUIRED_SUBSYSTEMS = 
+# End SUBSYSTEM sys_notify
+################################################

source4/ntvfs/sysdep/inotify.c

@@ -405,7 +405,7 @@ static struct sys_notify_backend inotify = {
 /*
   initialialise the inotify module
  */
-NTSTATUS ntvfs_inotify_init(void)
+NTSTATUS sys_notify_inotify_init(void)
 {
 	/* register ourselves as a system inotify module */
 	return sys_notify_register(&inotify);

source4/ntvfs/sysdep/sys_notify.c

@@ -28,6 +28,7 @@
 #include "ntvfs/sysdep/sys_notify.h"
 #include "lib/events/events.h"
 #include "dlinklist.h"
+#include "build.h"
 
 /* list of registered backends */
 static struct sys_notify_backend *backends;
@@ -36,9 +37,9 @@ static uint32_t num_backends;
 /*
   initialise a system change notify backend
 */
-struct sys_notify_context *sys_notify_init(int snum,
+struct sys_notify_context *sys_notify_context_create(int snum,
-					   TALLOC_CTX *mem_ctx, 
+						     TALLOC_CTX *mem_ctx, 
-					   struct event_context *ev)
+						     struct event_context *ev)
 {
 	struct sys_notify_context *ctx;
 	const char *bname;
@@ -115,3 +116,23 @@ NTSTATUS sys_notify_register(struct sys_notify_backend *backend)
 	num_backends++;
 	return NT_STATUS_OK;
 }
+
+NTSTATUS sys_notify_init(void)
+{
+	static BOOL initialized = False;
+
+	init_module_fn static_init[] = STATIC_sys_notify_MODULES;
+	init_module_fn *shared_init;
+
+	if (initialized) return NT_STATUS_OK;
+	initialized = True;
+
+	shared_init = load_samba_modules(NULL, "sys_notify");
+
+	run_init_functions(static_init);
+	run_init_functions(shared_init);
+
+	talloc_free(shared_init);
+	
+	return NT_STATUS_OK;
+}

source4/ntvfs/sysdep/sys_notify.h

@@ -26,7 +26,7 @@ typedef void (*sys_notify_callback_t)(struct sys_notify_context *,
 				      void *, struct notify_event *ev);
 
 typedef NTSTATUS (*notify_watch_t)(struct sys_notify_context *ctx, 
-				   struct notify_event *e,
+				   struct notify_entry *e,
 				   sys_notify_callback_t callback, void *private, 
 				   void **handle);
 
@@ -43,9 +43,10 @@ struct sys_notify_backend {
 };
 
 NTSTATUS sys_notify_register(struct sys_notify_backend *backend);
-struct sys_notify_context *sys_notify_init(int snum,
+struct sys_notify_context *sys_notify_context_create(int snum,
-					   TALLOC_CTX *mem_ctx, 
+						     TALLOC_CTX *mem_ctx, 
-					   struct event_context *ev);
+						     struct event_context *ev);
 NTSTATUS sys_notify_watch(struct sys_notify_context *ctx, struct notify_entry *e,
 			  sys_notify_callback_t callback, void *private, 
 			  void **handle);
+NTSTATUS sys_notify_init(void);

source4/ntvfs/unixuid/config.mk

@@ -5,5 +5,6 @@ INIT_FUNCTION = ntvfs_unixuid_init
 SUBSYSTEM = ntvfs
 OBJ_FILES = \
 		vfs_unixuid.o
+REQUIRED_SUBSYSTEMS = SAMDB
 # End MODULE ntvfs_unixuid
 ################################################

source4/ntvfs/unixuid/vfs_unixuid.c

@@ -26,7 +26,7 @@
 #include "system/passwd.h"
 #include "auth/auth.h"
 #include "ntvfs/ntvfs.h"
-#include "ntvfs/common/proto.h"
+#include "dsdb/samdb/samdb.h"
 
 struct unixuid_private {
 	struct sidmap_context *sidmap;

source4/rpc_server/lsa/dcesrv_lsa.c

@@ -30,10 +30,8 @@
 #include "libcli/security/security.h"
 #include "libcli/auth/libcli_auth.h"
 #include "librpc/gen_ndr/ndr_security.h"
-#include "ntvfs/ntvfs.h"
 #include "passdb/secrets.h"
 #include "db_wrap.h"
-#include "ntvfs/common/proto.h"
 
 /*
   this type allows us to distinguish handle types

source4/rpc_server/unixinfo/dcesrv_unixinfo.c

@@ -25,8 +25,7 @@
 #include "rpc_server/common/common.h"
 #include "librpc/gen_ndr/ndr_unixinfo.h"
 #include "lib/events/events.h"
-#include "ntvfs/ntvfs.h"
+#include "dsdb/samdb/samdb.h"
-#include "ntvfs/common/proto.h"
 
 #include <sys/types.h>
 #include <pwd.h>