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authorAndrew Tridgell <tridge@samba.org>2008-05-16 15:02:14 +1000
committerAndrew Tridgell <tridge@samba.org>2008-05-16 15:02:14 +1000
commitde99db1084c73007f1d6f66fe7efb7a1a9271dfc (patch)
tree247df51abf78a9e1e11a85ee859f59eee5753086 /source4
parent9b177f8d586830887282dc30e712bae0e9a06f33 (diff)
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started adding SMB2 composite functions that emulate common SMB calls
(such as unlink) (This used to be commit 433038f3fea60087bdca07dcc856d0be4a4753f3)
Diffstat (limited to 'source4')
-rw-r--r--source4/libcli/smb_composite/smb2.c122
1 files changed, 122 insertions, 0 deletions
diff --git a/source4/libcli/smb_composite/smb2.c b/source4/libcli/smb_composite/smb2.c
new file mode 100644
index 0000000000..7bce65fb27
--- /dev/null
+++ b/source4/libcli/smb_composite/smb2.c
@@ -0,0 +1,122 @@
+/*
+ Unix SMB/CIFS implementation.
+
+ Copyright (C) Andrew Tridgell 2008
+
+ 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 3 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, see <http://www.gnu.org/licenses/>.
+*/
+/*
+ a composite API for making SMB-like calls using SMB2. This is useful
+ as SMB2 often requires more than one requests where a single SMB
+ request would do. In converting code that uses SMB to use SMB2,
+ these routines make life a lot easier
+*/
+
+
+#include "includes.h"
+#include "libcli/raw/libcliraw.h"
+#include "libcli/raw/raw_proto.h"
+#include "libcli/composite/composite.h"
+#include "libcli/smb_composite/smb_composite.h"
+#include "param/param.h"
+#include "libcli/smb2/smb2_calls.h"
+
+/*
+ continue after a SMB2 close
+ */
+static void continue_close(struct smb2_request *req)
+{
+ struct composite_context *ctx = talloc_get_type(req->async.private_data,
+ struct composite_context);
+ NTSTATUS status;
+ struct smb2_close close_parm;
+
+ status = smb2_close_recv(req, &close_parm);
+ composite_error(ctx, status);
+}
+
+/*
+ continue after the create in a composite unlink
+ */
+static void continue_unlink(struct smb2_request *req)
+{
+ struct composite_context *ctx = talloc_get_type(req->async.private_data,
+ struct composite_context);
+ struct smb2_tree *tree = req->tree;
+ struct smb2_create create_parm;
+ struct smb2_close close_parm;
+ NTSTATUS status;
+
+ status = smb2_create_recv(req, ctx, &create_parm);
+ if (!NT_STATUS_IS_OK(status)) {
+ composite_error(ctx, status);
+ return;
+ }
+
+ ZERO_STRUCT(close_parm);
+ close_parm.in.file.handle = create_parm.out.file.handle;
+
+ req = smb2_close_send(tree, &close_parm);
+ composite_continue_smb2(ctx, req, continue_close, ctx);
+}
+
+/*
+ composite SMB2 unlink call
+*/
+struct composite_context *smb2_composite_unlink_send(struct smb2_tree *tree,
+ union smb_unlink *io)
+{
+ struct composite_context *ctx;
+ struct smb2_create create_parm;
+ struct smb2_request *req;
+
+ ctx = composite_create(tree, tree->session->transport->socket->event.ctx);
+ if (ctx == NULL) return NULL;
+
+ /* check for wildcards - we could support these with a
+ search, but for now they aren't necessary */
+ if (strpbrk(io->unlink.in.pattern, "*?<>") != NULL) {
+ composite_error(ctx, NT_STATUS_NOT_SUPPORTED);
+ return ctx;
+ }
+
+ ZERO_STRUCT(create_parm);
+ create_parm.in.desired_access = SEC_STD_DELETE;
+ create_parm.in.create_disposition = NTCREATEX_DISP_OPEN;
+ create_parm.in.share_access =
+ NTCREATEX_SHARE_ACCESS_DELETE|
+ NTCREATEX_SHARE_ACCESS_READ|
+ NTCREATEX_SHARE_ACCESS_WRITE;
+ create_parm.in.create_options = NTCREATEX_OPTIONS_DELETE_ON_CLOSE;
+ create_parm.in.fname = io->unlink.in.pattern;
+ if (create_parm.in.fname[0] == '\\') {
+ create_parm.in.fname++;
+ }
+
+ req = smb2_create_send(tree, &create_parm);
+
+ composite_continue_smb2(ctx, req, continue_unlink, ctx);
+ return ctx;
+}
+
+
+/*
+ composite unlink call - sync interface
+*/
+NTSTATUS smb2_composite_unlink(struct smb2_tree *tree, union smb_unlink *io)
+{
+ struct composite_context *c = smb2_composite_unlink_send(tree, io);
+ return composite_wait_free(c);
+}
+