From 0dc3f423d25d3a50fa39ecee8a8ca13cdfe32267 Mon Sep 17 00:00:00 2001
From: Richard Sharpe <realrichardsharpe@gmail.com>
Date: Fri, 27 Apr 2012 21:31:34 -0700
Subject: [PATCH] Add an audit file VFS routine so we can handle auditing with
 SACLs.

Autobuild-User: Richard Sharpe <sharpe@samba.org>
Autobuild-Date: Sat Apr 28 08:05:00 CEST 2012 on sn-devel-104
---
 source3/include/vfs.h         |  6 ++++++
 source3/include/vfs_macros.h  |  5 +++++
 source3/modules/vfs_default.c | 10 ++++++++++
 source3/smbd/vfs.c            | 14 ++++++++++++++
 4 files changed, 35 insertions(+)

diff --git a/source3/include/vfs.h b/source3/include/vfs.h
index e858235a91f..b5f234ad094 100644
--- a/source3/include/vfs.h
+++ b/source3/include/vfs.h
@@ -370,6 +370,12 @@ struct vfs_fn_pointers {
 				   uint32 security_info_sent,
 				   const struct security_descriptor *psd);
 
+	NTSTATUS (*audit_file_fn)(struct vfs_handle_struct *handle,
+				  struct smb_filename *file,
+				  struct security_acl *sacl,
+				  uint32_t access_requested,
+				  uint32_t access_denied);
+
 	/* POSIX ACL operations. */
 
 	int (*chmod_acl_fn)(struct vfs_handle_struct *handle, const char *name, mode_t mode);
diff --git a/source3/include/vfs_macros.h b/source3/include/vfs_macros.h
index c324439e3f0..3c2256bfeea 100644
--- a/source3/include/vfs_macros.h
+++ b/source3/include/vfs_macros.h
@@ -389,6 +389,11 @@
 #define SMB_VFS_NEXT_GET_NT_ACL(handle, name, security_info, ppdesc) \
 	smb_vfs_call_get_nt_acl((handle)->next, (name), (security_info), (ppdesc))
 
+#define SMB_VFS_AUDIT_FILE(conn, name, sacl, access_requested, access_denied) \
+	smb_vfs_call_audit_file((conn)->vfs_handles, (name), (sacl), (access_requested), (access_denied))
+#define SMB_VFS_NEXT_AUDIT_FILE(handle, name, sacl, access_requested, access_denied) \
+	smb_vfs_call_audit_file((handle)->next, (name), (sacl), (access_requested), (access_denied))
+
 #define SMB_VFS_FSET_NT_ACL(fsp, security_info_sent, psd) \
 	smb_vfs_call_fset_nt_acl((fsp)->conn->vfs_handles, (fsp), (security_info_sent), (psd))
 #define SMB_VFS_NEXT_FSET_NT_ACL(handle, fsp, security_info_sent, psd) \
diff --git a/source3/modules/vfs_default.c b/source3/modules/vfs_default.c
index dd5441740ad..887dbcb9afc 100644
--- a/source3/modules/vfs_default.c
+++ b/source3/modules/vfs_default.c
@@ -1872,6 +1872,15 @@ static NTSTATUS vfswrap_fset_nt_acl(vfs_handle_struct *handle, files_struct *fsp
 	return result;
 }
 
+NTSTATUS vfswrap_audit_file(struct vfs_handle_struct *handle,
+			    struct smb_filename *file,
+			    struct security_acl *sacl,
+			    uint32_t access_requested,
+			    uint32_t access_denied)
+{
+	return NT_STATUS_OK; /* Nothing to do here ... */
+}
+
 static int vfswrap_chmod_acl(vfs_handle_struct *handle,  const char *name, mode_t mode)
 {
 #ifdef HAVE_NO_ACL
@@ -2249,6 +2258,7 @@ static struct vfs_fn_pointers vfs_default_fns = {
 	.fget_nt_acl_fn = vfswrap_fget_nt_acl,
 	.get_nt_acl_fn = vfswrap_get_nt_acl,
 	.fset_nt_acl_fn = vfswrap_fset_nt_acl,
+	.audit_file_fn = vfswrap_audit_file,
 
 	/* POSIX ACL operations. */
 
diff --git a/source3/smbd/vfs.c b/source3/smbd/vfs.c
index 6c9692a65b6..2be6c54a881 100644
--- a/source3/smbd/vfs.c
+++ b/source3/smbd/vfs.c
@@ -1958,6 +1958,20 @@ NTSTATUS smb_vfs_call_fset_nt_acl(struct vfs_handle_struct *handle,
 					   psd);
 }
 
+NTSTATUS smb_vfs_call_audit_file(struct vfs_handle_struct *handle,
+				 struct smb_filename *file,
+				 struct security_acl *sacl,
+				 uint32_t access_requested,
+				 uint32_t access_denied)
+{
+	VFS_FIND(audit_file);
+	return handle->fns->audit_file_fn(handle, 
+					  file, 
+					  sacl, 
+					  access_requested, 
+					  access_denied);
+}
+
 int smb_vfs_call_chmod_acl(struct vfs_handle_struct *handle, const char *name,
 			   mode_t mode)
 {
-- 
2.11.4.GIT