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authorJeremy Allison <jra@samba.org>1998-12-08 02:25:41 +0000
committerJeremy Allison <jra@samba.org>1998-12-08 02:25:41 +0000
commit5f084c225dd95b30f9f4413462d2fb4567d00f52 (patch)
treecc79914112d90e9ba1f6816346fec50af6b22d24 /source3/lib
parent4ce4838258e2a462edc335725cf3ba17217d5a77 (diff)
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Adding George's Mac extension code.
Jeremy. (This used to be commit b993081db1d371b8f0d16db23a46a2d5fedcc9ef)
Diffstat (limited to 'source3/lib')
-rw-r--r--source3/lib/streams.c140
1 files changed, 140 insertions, 0 deletions
diff --git a/source3/lib/streams.c b/source3/lib/streams.c
new file mode 100644
index 0000000000..8e6ad9f53a
--- /dev/null
+++ b/source3/lib/streams.c
@@ -0,0 +1,140 @@
+/*
+ Unix SMB/Netbios implementation.
+ Version 1.9.
+ Samba utility functions
+ Copyright (C) Andrew Tridgell 1992-1998
+
+ 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.
+*/
+
+#include "includes.h"
+#include "MacExtensions.h"
+
+extern int DEBUGLEVEL;
+
+/*
+** Given a path to file/directory build a path to the stream in question.
+** If it is not a directory they place the .streams folder after the last
+** slash then add the filename with the stream cat on. If it is a directory
+** then just cat the .streams folder and the stream on it. If mode is true
+** then force the .streams directory to be created.
+**
+** Some examples.
+** input::
+** fname = folder1/folder2/filea
+** stream = :AFP_Resource:$DATA the resource fork
+** isDir = False
+** output::
+** streampath = folder1/folder2/.streams/filea:AFP_Resource:$DATA
+**
+** input::
+** fname = folder1/folder2
+** stream = :AFP_AfpInfo:$DATA the Finder Info
+** isDir = True
+** output::
+** streampath = folder1/folder2/.streams/:AFP_Resource:$DATA
+**
+*/
+void makestreampath(char *fname, char *stream, char *streampath, int mode, int isDir, int dirOnly)
+{
+ char *cptr;
+
+ pstrcpy(streampath, fname);
+ if (!isDir)
+ {
+ cptr = strrchr(streampath, '/');
+ if (cptr) *(cptr+1) = 0;
+ else streampath[0] = 0;
+ }
+ else
+ if (streampath[0] == 0) /* Start at the current position */
+ pstrcat(streampath, "./");
+ else pstrcat(streampath, "/");
+
+ pstrcat(streampath, STREAM_FOLDER_SLASH);
+ if (mode)
+ (void)mkdir(streampath, 0777);
+ if (! dirOnly)
+ {
+ cptr = strrchr(fname, '/');
+ if (!isDir)
+ {
+ cptr = strrchr(fname, '/');
+ if (cptr) pstrcat(streampath, cptr+1);
+ else pstrcat(streampath, fname);
+ }
+ pstrcat(streampath, stream);
+ }
+ DEBUG(4,("MACEXTENSION-makestreampath: streampath = %s\n", streampath));
+}
+
+/*
+** Given a path to file/directory open the stream in question.
+*/
+int openstream(char *fname, char *stream, int oflag, int mode, int isDir)
+{
+ pstring streampath;
+ char *cptr;
+
+ makestreampath(fname, stream, streampath, mode, isDir, False);
+ return(open(streampath, oflag, mode));
+}
+
+/*
+** Fill in the AFP structure with the default values and
+** then write it out.
+*/
+void writedefaultafp(int fd, SambaAfpInfo *safp, int writeit)
+{
+ safp->afp.afpi_Signature = AFP_Signature; /* Must be *(PDWORD)"AFP" */
+ safp->afp.afpi_Version = AFP_Version; /* Must be 0x00010000 */
+ safp->afp.afpi_Reserved1 = 0;
+ safp->afp.afpi_BackupTime = AFP_BackupTime; /* Backup time for the file/dir */
+ bzero(safp->afp.afpi_FinderInfo, AFP_FinderSize); /* Finder Info (32 bytes) */
+ bzero(safp->afp.afpi_ProDosInfo, 6); /* ProDos Info (6 bytes) # */
+ bzero(safp->afp.afpi_Reserved2, 6);
+ safp->createtime = time(NULL);
+ if (writeit) (void)write(fd, safp, sizeof(*safp));
+}
+
+/*
+** Check to see if the fname has a stream component.
+** If it does then check to see if it is the data fork
+** stream. If so then just remove the stream since we
+** treat them the same otherwise build a path to the
+** streams folder.
+** Return true if it is a stream
+** Return false no stream and the name has not been touched.
+*/
+int CheckForStream(char *fname)
+{
+ pstring streampath;
+ char *cptr;
+
+ cptr = strrchr(fname, ':');
+ /* Must be a streams file */
+ if (cptr && strequal(cptr, DefaultStreamTest))
+ {
+ cptr = strstr(fname, AFPDATA_STREAM);
+ if (cptr) *cptr = 0;/* The datafork just remove the stream name */
+ else /* Build the streams path */
+ {
+ makestreampath(fname, "", streampath, 1, False, False);
+ pstrcpy(fname, streampath);
+ }
+ return(True);
+ }
+ return(False);
+}