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Commit Graph

12081 Commits

Author SHA1 Message Date
Björn Jacke
5c37615efa smbXsrv_tcon.c: use DBG* macros instead of static log level numbers
Some log levels change because the macros don't cover all the previously used
log levels or because importance was slightly reconsidered.

Signed-off-by: Bjoern Jacke <bjacke@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
2023-06-16 20:28:29 +00:00
Björn Jacke
c257b0a2e1 smb2_service.c: use DBG* macros instread of static log level numbers
Some log levels change because the macros don't cover all the previously used
log levels or because importance was slightly reconsidered.

Signed-off-by: Bjoern Jacke <bjacke@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
2023-06-16 20:28:29 +00:00
Björn Jacke
6003090d5f smbXsrv_session.c: use DBG* macros instead of static log level numbers
Signed-off-by: Bjoern Jacke <bjacke@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
2023-06-16 20:28:29 +00:00
Björn Jacke
a33df1250c oplock_linux.c: use DBG macros instead of static log level
Signed-off-by: Bjoern Jacke <bjacke@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
2023-06-16 20:28:29 +00:00
Volker Lendecke
96a64fb333 smbd: smbd_dirptr_lanman2_match_fn(): Remove "exact_match" handling
No caller uses this anymore. The only downside here now is that we
always go directly to mask_match instead of a trying strcasecmp_m
first. I very much doubt this makes a measurable difference because
this would have been called for non-wildcard
readdirs (a.k.a. qpathinfo), and there we do this only once per
complete directory read. Also I don't believe mask_match() is
measurably more expensive than strcasecmp_m() for the usually short
filenames we're looking at here.

Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>

Autobuild-User(master): Jeremy Allison <jra@samba.org>
Autobuild-Date(master): Fri Jun 16 17:07:46 UTC 2023 on atb-devel-224
2023-06-16 17:07:46 +00:00
Volker Lendecke
079aad50ef smbd: Remove a smb1-only optimization findfirst/findnext
I don't think this is an effective optimization at all anymore. It was
intended to speed up non-wildcard readdirs after we found the correct
entry. Nowadays we do the non-wildcard readdirs by a direct fstatat,
and after we successfully found the entry dptr_ReadDirName()
immediately returns without any further action. So my very strong
guess is that this never really kicked in anymore. Not using this flag
can't be *that* bad, smb2 never used it.

Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
2023-06-16 16:14:31 +00:00
Volker Lendecke
cf4e55421b smbd: Remove "a heuristic to avoid seeking the dirptr"
-- we don't seek the dirptr anymore

Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
2023-06-16 16:14:31 +00:00
Volker Lendecke
1d6f6f9529 smbd: Remove references to get_Protocol()
We have that available in smbXsrv_connection that is available almost
everywhere.

Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
2023-06-16 16:14:30 +00:00
Volker Lendecke
c86fef84ef smbd: Modernize a DEBUG statement in smbd_dirptr_get_entry()
Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
2023-06-16 16:14:30 +00:00
Volker Lendecke
007b5825de smbd: Fix a typo
Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
2023-06-16 16:14:30 +00:00
Volker Lendecke
cac38aa387 vfs: Remove vfs telldir/seekdir functions
Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>

Autobuild-User(master): Jeremy Allison <jra@samba.org>
Autobuild-Date(master): Wed Jun 14 00:26:55 UTC 2023 on atb-devel-224
2023-06-14 00:26:55 +00:00
Volker Lendecke
e2fbe361ba smbd: Remove the offset argument from ReadDirName()
Nobody does anything with this anymore, we just call ReadDirName() in
sequence or do a RewindDir(). So we don't have to look at offsets as
given by the file system anymore.

Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
2023-06-13 23:33:39 +00:00
Volker Lendecke
c37d6be2db smbd: Remove unused dptr_SearchDir() and the dir cache
Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
2023-06-13 23:33:39 +00:00
Volker Lendecke
be3232d12e smbd: Do the "skip to resume name" in call_trans2findnext()
This is SMB1-only logic that can be removed from dir.c

Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
2023-06-13 23:33:39 +00:00
Volker Lendecke
c5dca6d5b7 smbd: Make dptr_ReadDirName() public
Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
2023-06-13 23:33:39 +00:00
Volker Lendecke
baaa0c6619 smbd: Add dptr_struct->last_name_sent
Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
2023-06-13 23:33:39 +00:00
Volker Lendecke
99799bcdc8 smbd: Remove unused _prev_offset arg from smbd_dirptr_get_entry()
Neither of the two callers looked at the result.

Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
2023-06-13 23:33:39 +00:00
Volker Lendecke
94648811f5 smbd: Remove unused dptr_SeekDir()
Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
2023-06-13 23:33:39 +00:00
Volker Lendecke
91fa49c11c smbd: Avoid dptr_SeekDir() when overflowing the dir buffer
Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
2023-06-13 23:33:39 +00:00
Volker Lendecke
0b27175764 smbd: Add smbd_dirptr_push_overflow()
This saves the result of smbd_dirptr_get_entry() for later retrieval
in case we could not marshall it to the output buffer. Return this
entry when calling smbd_dirptr_get_entry() again.

Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
2023-06-13 23:33:39 +00:00
Volker Lendecke
91c76f6514 smbd: Simplify dptr_ReadDirName()
While trying to understand the ReadDirName() at the end of
dptr_ReadDirName() in a code path that was supposed to be just a
"stat"-style readdir with a non-wcard mask I came to the conclusion
that this was there to find dptr->wcard with a mangled
name. get_real_filename_at() already takes care of name mangling, so I
think I could eliminate a source of confusion by using it.

Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
2023-06-13 23:33:39 +00:00
Volker Lendecke
d4c669c1cc smbd: Avoid a few else branches in smb2_query_directory_next_entry()
There's early returns or gotos anyway

Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
2023-06-13 23:33:39 +00:00
Volker Lendecke
adc7fb32d3 smbd: Make get_dir_entry() static in SMB1-only code
We need to pass "conn" explicitly because dptr_struct is private to
dir.c.

Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
2023-06-13 23:33:39 +00:00
Volker Lendecke
abcc7e69ce smbd: Slightly simplify smbd_dirptr_lanman2_entry()'s overflow logic
No caller does anything with the smb_fname upon overflow, so we might
as well do an early return.

Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
2023-06-13 23:33:39 +00:00
Volker Lendecke
ae4d8ddbee smbd: Eliminiate some dead code
If I'm not completely blind then there's no way how *pst can be a
valid stat. We did a SET_STAT_INVALID at the beginning of the
function, and there's no code path up to this if-statement that can
make *pst valid again.

Review with "git show -U40".

Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
2023-06-13 23:33:39 +00:00
Volker Lendecke
2b725480dd smbd: Use dptr_RewindDir() instead of dptr_SeekDir(.., 0)
This is a more focused call.

Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
2023-06-13 23:33:39 +00:00
Volker Lendecke
2498a48abc smbd: Apply some README.Coding to call_trans2findfirst/next()
Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
2023-06-13 23:33:39 +00:00
Volker Lendecke
4935c0b54c smbd: Introduce "dir_hnd" helper variable in smbd_dirptr_get_entry()
Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
2023-06-13 23:33:39 +00:00
Volker Lendecke
aa77aa3e88 smbd: Remove unused "poffset" parameter from SearchDir()
The only caller threw the result away.

Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
2023-06-13 23:33:39 +00:00
Volker Lendecke
c80b34533f smbd: Remove unused "poffset" parameter from dptr_SearchDir()
The only caller threw the result away.

Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
2023-06-13 23:33:39 +00:00
Volker Lendecke
4fce29deba smbd: Remove unused "pst" parameter from dptr_SearchDir()
The only caller threw the result away.

Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
2023-06-13 23:33:39 +00:00
Volker Lendecke
d9755c7c44 smbd: Modernize a few overlog DEBUG statements
Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
2023-06-13 23:33:39 +00:00
Volker Lendecke
7e465b8e22 smbd: Use ISDOT() in exact_match()
Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
2023-06-13 23:33:39 +00:00
Volker Lendecke
23ca540abf smbd: Remove unused dptr_fill() and dptr_fetch_fsp()
Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>

Autobuild-User(master): Jeremy Allison <jra@samba.org>
Autobuild-Date(master): Thu Jun  8 18:34:44 UTC 2023 on atb-devel-224
2023-06-08 18:34:44 +00:00
Volker Lendecke
6578dc9a51 smbd: Make reply_search() easier to understand
reply_search() is the only place in the code where we have to deal
with [MS-CIFS] 2.2.4.59.1 ResumeKey structures. This concentrates the
formatting of this to pure SMB1 code in reply_search(), moving away
knowledge about the format from smbd/dir.c's dptr_fill() and
dptr_fetch_fsp().

With this code we just count up the FileIndex from behaviour note
110. If the client is sane and sends us the last FileIndex we returned
to it in a subsequent search, we can completely avoid any
telldir/seekdir. If it skips back, with the new code we rewind and
re-readdir the directory. This will be slower for a very special
corner case, but it's a lot simpler to understand (at least to
me). Also, it avoids calling telldir/seekdir for every entry.

Tested both cases (sane and insane clients) manually with a modified
cli_list_old_done(). Not doing automated tests. If this breaks real
users, we'll fix it and write tests then.

Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
2023-06-08 17:39:39 +00:00
Volker Lendecke
73ebbb7244 smbd: Do an early talloc_free() in reply_search()
Don't wait for the main loop to free file names no longer used.

Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
2023-06-08 17:39:39 +00:00
Volker Lendecke
5aef4bb6be smbd: Do an early talloc_free() in fsp_attach_smb_fname()
name_str can pile up when reading directories, we don't talloc_free()
our stackframe before we have filled the whole readdir response packet.

Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
2023-06-08 17:39:39 +00:00
Volker Lendecke
e4631270b7 smbd: Add dptr_RewindDir()
Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
2023-06-08 17:39:39 +00:00
Volker Lendecke
d14b1e2d66 smbd: Add dptr_FileNumber()
Return how many name entries have been returned from this dptr.

Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
2023-06-08 17:39:39 +00:00
Volker Lendecke
4e2de3a0cd smbd: Simplify make_dir_struct()
We don't need the talloc_strdup and thus we can return void.

Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
2023-06-08 17:39:39 +00:00
Volker Lendecke
288e591bfd smbd: Make SeekDir()/TellDir() static to dir.c
Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
2023-06-08 17:39:39 +00:00
Volker Lendecke
4945b134d9 smbd: Fix a typo
Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
2023-06-08 17:39:39 +00:00
Volker Lendecke
1e79335790 smbd: Remove smb1-only perfcount subsystem
This never took off outside of a special OEM setup.

Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>

Autobuild-User(master): Jeremy Allison <jra@samba.org>
Autobuild-Date(master): Mon Jun  5 18:13:05 UTC 2023 on atb-devel-224
2023-06-05 18:13:05 +00:00
Volker Lendecke
1a5ac20a23 smbd: Remove unused "pcd" from struct pending_message_list
Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
2023-06-05 17:17:36 +00:00
Volker Lendecke
d2dcc0fdf5 smbd: Remove unused "deferred_pcd" from process_smb()
Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
2023-06-05 17:17:36 +00:00
Volker Lendecke
5adbc366de smbd: Remove unused "deferred_pcd" from process_smb1()
Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
2023-06-05 17:17:35 +00:00
Volker Lendecke
1550356679 smbd: Remove unused "deferred_pcd" from construct_reply()
Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
2023-06-05 17:17:35 +00:00
Volker Lendecke
43f64955dc smbd: Remove unused "pcd" from struct smb_request
After the macros went away, nobody read this anymore

Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
2023-06-05 17:17:35 +00:00
Volker Lendecke
625056af0b smbd: Remove unused "deferred_pcd" from construct_reply_chain()
Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
2023-06-05 17:17:35 +00:00
Volker Lendecke
f13b8b1036 smbd: Remove unused "deferred_pcd" from process_smb2()
Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
2023-06-05 17:17:35 +00:00