2 Unix SMB/Netbios implementation.
5 Copyright (C) Andrew Tridgell 1992-1998
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software
19 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
24 extern int DEBUGLEVEL;
26 /****************************************************************************
27 run a file if it is a magic script
28 ****************************************************************************/
29 static void check_magic(files_struct *fsp,connection_struct *conn)
31 if (!*lp_magicscript(SNUM(conn)))
34 DEBUG(5,("checking magic for %s\n",fsp->fsp_name));
38 if (!(p = strrchr(fsp->fsp_name,'/')))
43 if (!strequal(lp_magicscript(SNUM(conn)),p))
51 pstrcpy(fname,fsp->fsp_name);
53 if (*lp_magicoutput(SNUM(conn)))
54 pstrcpy(magic_output,lp_magicoutput(SNUM(conn)));
56 slprintf(magic_output,sizeof(fname)-1, "%s.out",fname);
59 ret = smbrun(fname,magic_output,False);
60 DEBUG(3,("Invoking magic command %s gave %d\n",fname,ret));
65 /****************************************************************************
66 Common code to close a file or a directory.
67 ****************************************************************************/
68 static void close_filestruct(files_struct *fsp)
70 connection_struct *conn = fsp->conn;
72 flush_write_cache(fsp, CLOSE_FLUSH);
75 fsp->is_directory = False;
77 conn->num_files_open--;
79 free((char *)fsp->wbmpx_ptr);
80 fsp->wbmpx_ptr = NULL;
84 /****************************************************************************
85 Close a file - possibly invalidating the read prediction.
87 If normal_close is 1 then this came from a normal SMBclose (or equivalent)
88 operation otherwise it came as the result of some other operation such as
89 the closing of the connection. In the latter case printing and
90 magic scripts are not run.
91 ****************************************************************************/
93 static int close_normal_file(files_struct *fsp, BOOL normal_close)
95 BOOL delete_on_close = fsp->delete_on_close;
96 connection_struct *conn = fsp->conn;
99 remove_pending_lock_requests_by_fid(fsp);
101 close_filestruct(fsp);
103 if (normal_close && fsp->print_file) {
109 if (lp_share_modes(SNUM(conn))) {
110 lock_share_entry_fsp(fsp);
114 if(EXCLUSIVE_OPLOCK_TYPE(fsp->oplock_type))
115 release_file_oplock(fsp);
117 locking_close_file(fsp);
119 if (lp_share_modes(SNUM(conn)))
120 unlock_share_entry_fsp(fsp);
122 err = fd_close(conn, fsp);
124 /* check for magic scripts */
126 check_magic(fsp,conn);
130 * NT can set delete_on_close of the last open
131 * reference to a file.
134 if (normal_close && delete_on_close) {
135 DEBUG(5,("close_file: file %s. Delete on close was set - deleting file.\n",
137 if(fsp->conn->vfs_ops.unlink(dos_to_unix(fsp->fsp_name, False)) != 0) {
139 * This call can potentially fail as another smbd may have
140 * had the file open with delete on close set and deleted
141 * it when its last reference to this file went away. Hence
142 * we log this but not at debug level zero.
145 DEBUG(5,("close_file: file %s. Delete on close was set and unlink failed \
146 with error %s\n", fsp->fsp_name, strerror(errno) ));
150 DEBUG(2,("%s closed file %s (numopen=%d) %s\n",
151 conn->user,fsp->fsp_name,
152 conn->num_files_open, err ? strerror(err) : ""));
155 string_free(&fsp->fsp_name);
163 /****************************************************************************
164 Close a directory opened by an NT SMB call.
165 ****************************************************************************/
167 static int close_directory(files_struct *fsp, BOOL normal_close)
169 remove_pending_change_notify_requests_by_fid(fsp);
172 * NT can set delete_on_close of the last open
173 * reference to a directory also.
176 if (normal_close && fsp->directory_delete_on_close) {
177 BOOL ok = rmdir_internals(fsp->conn, fsp->fsp_name);
178 DEBUG(5,("close_directory: %s. Delete on close was set - deleting directory %s.\n",
179 fsp->fsp_name, ok ? "succeeded" : "failed" ));
182 * Ensure we remove any change notify requests that would
183 * now fail as the directory has been deleted.
187 remove_pending_change_notify_requests_by_filename(fsp);
191 * Do the code common to files and directories.
193 close_filestruct(fsp);
196 string_free(&fsp->fsp_name);
203 /****************************************************************************
204 Close a file opened with null permissions in order to read permissions.
205 ****************************************************************************/
207 static int close_statfile(files_struct *fsp, BOOL normal_close)
209 close_filestruct(fsp);
212 string_free(&fsp->fsp_name);
219 /****************************************************************************
220 Close a directory opened by an NT SMB call.
221 ****************************************************************************/
223 int close_file(files_struct *fsp, BOOL normal_close)
225 if(fsp->is_directory)
226 return close_directory(fsp, normal_close);
227 else if(fsp->stat_open)
228 return close_statfile(fsp, normal_close);
229 return close_normal_file(fsp, normal_close);