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authorStefan Metzmacher <metze@samba.org>2009-07-02 11:40:07 +0200
committerStefan Metzmacher <metze@samba.org>2009-07-02 22:25:49 +0200
commitd37709d38b1260c2fbfbf1bea7cd90dc543d4e6c (patch)
tree4fe7605b72a727a8ace3b2d28d6b9b0ec8cf3e80
parent1df9cb6bc9d01c1d3057305dbeb4cb5385323be5 (diff)
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s3:smbd: add marshalling layer for SMB2 SetInfo support
metze
-rw-r--r--source3/Makefile.in1
-rw-r--r--source3/smbd/globals.h1
-rw-r--r--source3/smbd/smb2_server.c2
-rw-r--r--source3/smbd/smb2_setinfo.c219
4 files changed, 222 insertions, 1 deletions
diff --git a/source3/Makefile.in b/source3/Makefile.in
index bffc896531..c25c20ef41 100644
--- a/source3/Makefile.in
+++ b/source3/Makefile.in
@@ -776,6 +776,7 @@ SMBD_OBJ_SRV = smbd/files.o smbd/chgpasswd.o smbd/connection.o \
smbd/smb2_keepalive.o \
smbd/smb2_notify.o \
smbd/smb2_getinfo.o \
+ smbd/smb2_setinfo.o \
$(MANGLE_OBJ) @VFS_STATIC@
SMBD_OBJ_BASE = $(PARAM_WITHOUT_REG_OBJ) $(SMBD_OBJ_SRV) $(LIBSMB_OBJ) \
diff --git a/source3/smbd/globals.h b/source3/smbd/globals.h
index 3ddd9c1d4b..4adae01d47 100644
--- a/source3/smbd/globals.h
+++ b/source3/smbd/globals.h
@@ -219,6 +219,7 @@ NTSTATUS smbd_smb2_request_process_ioctl(struct smbd_smb2_request *req);
NTSTATUS smbd_smb2_request_process_keepalive(struct smbd_smb2_request *req);
NTSTATUS smbd_smb2_request_process_notify(struct smbd_smb2_request *req);
NTSTATUS smbd_smb2_request_process_getinfo(struct smbd_smb2_request *req);
+NTSTATUS smbd_smb2_request_process_setinfo(struct smbd_smb2_request *req);
struct smbd_smb2_request {
struct smbd_smb2_request *prev, *next;
diff --git a/source3/smbd/smb2_server.c b/source3/smbd/smb2_server.c
index 152afa0992..c1fc3fa701 100644
--- a/source3/smbd/smb2_server.c
+++ b/source3/smbd/smb2_server.c
@@ -772,7 +772,7 @@ static NTSTATUS smbd_smb2_request_dispatch(struct smbd_smb2_request *req)
if (!NT_STATUS_IS_OK(status)) {
return smbd_smb2_request_error(req, status);
}
- return smbd_smb2_request_error(req, NT_STATUS_NOT_IMPLEMENTED);
+ return smbd_smb2_request_process_setinfo(req);
case SMB2_OP_BREAK:
if (!NT_STATUS_IS_OK(session_status)) {
diff --git a/source3/smbd/smb2_setinfo.c b/source3/smbd/smb2_setinfo.c
new file mode 100644
index 0000000000..20bad8561d
--- /dev/null
+++ b/source3/smbd/smb2_setinfo.c
@@ -0,0 +1,219 @@
+/*
+ Unix SMB/CIFS implementation.
+ Core SMB2 server
+
+ Copyright (C) Stefan Metzmacher 2009
+
+ 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/>.
+*/
+
+#include "includes.h"
+#include "smbd/globals.h"
+#include "../source4/libcli/smb2/smb2_constants.h"
+
+static struct tevent_req *smbd_smb2_setinfo_send(TALLOC_CTX *mem_ctx,
+ struct tevent_context *ev,
+ struct smbd_smb2_request *smb2req,
+ uint8_t in_info_type,
+ uint8_t in_file_info_class,
+ DATA_BLOB in_input_buffer,
+ uint32_t in_additional_information,
+ uint64_t in_file_id_volatile);
+static NTSTATUS smbd_smb2_setinfo_recv(struct tevent_req *req);
+
+static void smbd_smb2_request_setinfo_done(struct tevent_req *subreq);
+NTSTATUS smbd_smb2_request_process_setinfo(struct smbd_smb2_request *req)
+{
+ const uint8_t *inhdr;
+ const uint8_t *inbody;
+ int i = req->current_idx;
+ size_t expected_body_size = 0x21;
+ size_t body_size;
+ uint8_t in_info_type;
+ uint8_t in_file_info_class;
+ uint16_t in_input_buffer_offset;
+ uint32_t in_input_buffer_length;
+ DATA_BLOB in_input_buffer;
+ uint32_t in_additional_information;
+ uint64_t in_file_id_persistent;
+ uint64_t in_file_id_volatile;
+ struct tevent_req *subreq;
+
+ inhdr = (const uint8_t *)req->in.vector[i+0].iov_base;
+ if (req->in.vector[i+1].iov_len != (expected_body_size & 0xFFFFFFFE)) {
+ return smbd_smb2_request_error(req, NT_STATUS_INVALID_PARAMETER);
+ }
+
+ inbody = (const uint8_t *)req->in.vector[i+1].iov_base;
+
+ body_size = SVAL(inbody, 0x00);
+ if (body_size != expected_body_size) {
+ return smbd_smb2_request_error(req, NT_STATUS_INVALID_PARAMETER);
+ }
+
+ in_info_type = CVAL(inbody, 0x02);
+ in_file_info_class = CVAL(inbody, 0x03);
+ in_input_buffer_length = IVAL(inbody, 0x04);
+ in_input_buffer_offset = SVAL(inbody, 0x08);
+ /* 0x0A 2 bytes reserved */
+ in_additional_information = IVAL(inbody, 0x0C);
+ in_file_id_persistent = BVAL(inbody, 0x10);
+ in_file_id_volatile = BVAL(inbody, 0x18);
+
+ if (in_input_buffer_offset == 0 && in_input_buffer_length == 0) {
+ /* This is ok */
+ } else if (in_input_buffer_offset !=
+ (SMB2_HDR_BODY + (body_size & 0xFFFFFFFE))) {
+ return smbd_smb2_request_error(req, NT_STATUS_INVALID_PARAMETER);
+ }
+
+ if (in_input_buffer_length > req->in.vector[i+2].iov_len) {
+ return smbd_smb2_request_error(req, NT_STATUS_INVALID_PARAMETER);
+ }
+
+ in_input_buffer.data = (uint8_t *)req->in.vector[i+2].iov_base;
+ in_input_buffer.length = in_input_buffer_length;
+
+ if (req->compat_chain_fsp) {
+ /* skip check */
+ } else if (in_file_id_persistent != 0) {
+ return smbd_smb2_request_error(req, NT_STATUS_FILE_CLOSED);
+ }
+
+ subreq = smbd_smb2_setinfo_send(req,
+ req->conn->smb2.event_ctx,
+ req,
+ in_info_type,
+ in_file_info_class,
+ in_input_buffer,
+ in_additional_information,
+ in_file_id_volatile);
+ if (subreq == NULL) {
+ return smbd_smb2_request_error(req, NT_STATUS_NO_MEMORY);
+ }
+ tevent_req_set_callback(subreq, smbd_smb2_request_setinfo_done, req);
+
+ if (tevent_req_is_in_progress(subreq)) {
+ return smbd_smb2_request_pending_queue(req);
+ }
+
+ return NT_STATUS_OK;
+}
+
+static void smbd_smb2_request_setinfo_done(struct tevent_req *subreq)
+{
+ struct smbd_smb2_request *req = tevent_req_callback_data(subreq,
+ struct smbd_smb2_request);
+ int i = req->current_idx;
+ DATA_BLOB outbody;
+ NTSTATUS status;
+ NTSTATUS error; /* transport error */
+
+ status = smbd_smb2_setinfo_recv(subreq);
+ TALLOC_FREE(subreq);
+ if (!NT_STATUS_IS_OK(status)) {
+ error = smbd_smb2_request_error(req, status);
+ if (!NT_STATUS_IS_OK(error)) {
+ smbd_server_connection_terminate(req->conn,
+ nt_errstr(error));
+ return;
+ }
+ return;
+ }
+
+ outbody = data_blob_talloc(req->out.vector, NULL, 0x02);
+ if (outbody.data == NULL) {
+ error = smbd_smb2_request_error(req, NT_STATUS_NO_MEMORY);
+ if (!NT_STATUS_IS_OK(error)) {
+ smbd_server_connection_terminate(req->conn,
+ nt_errstr(error));
+ return;
+ }
+ return;
+ }
+
+ SSVAL(outbody.data, 0x00, 0x02); /* struct size */
+
+ error = smbd_smb2_request_done(req, outbody, NULL);
+ if (!NT_STATUS_IS_OK(error)) {
+ smbd_server_connection_terminate(req->conn,
+ nt_errstr(error));
+ return;
+ }
+}
+
+struct smbd_smb2_setinfo_state {
+ struct smbd_smb2_request *smb2req;
+};
+
+static struct tevent_req *smbd_smb2_setinfo_send(TALLOC_CTX *mem_ctx,
+ struct tevent_context *ev,
+ struct smbd_smb2_request *smb2req,
+ uint8_t in_info_type,
+ uint8_t in_file_info_class,
+ DATA_BLOB in_input_buffer,
+ uint32_t in_additional_information,
+ uint64_t in_file_id_volatile)
+{
+ struct tevent_req *req;
+ struct smbd_smb2_setinfo_state *state;
+ struct smb_request *smbreq;
+ connection_struct *conn = smb2req->tcon->compat_conn;
+ files_struct *fsp;
+
+ req = tevent_req_create(mem_ctx, &state,
+ struct smbd_smb2_setinfo_state);
+ if (req == NULL) {
+ return NULL;
+ }
+ state->smb2req = smb2req;
+
+ DEBUG(10,("smbd_smb2_setinfo_send: file_id[0x%016llX]\n",
+ (unsigned long long)in_file_id_volatile));
+
+ smbreq = smbd_smb2_fake_smb_request(smb2req);
+ if (tevent_req_nomem(smbreq, req)) {
+ return tevent_req_post(req, ev);
+ }
+
+ fsp = file_fsp(smbreq, (uint16_t)in_file_id_volatile);
+ if (fsp == NULL) {
+ tevent_req_nterror(req, NT_STATUS_FILE_CLOSED);
+ return tevent_req_post(req, ev);
+ }
+ if (conn != fsp->conn) {
+ tevent_req_nterror(req, NT_STATUS_FILE_CLOSED);
+ return tevent_req_post(req, ev);
+ }
+ if (smb2req->session->vuid != fsp->vuid) {
+ tevent_req_nterror(req, NT_STATUS_FILE_CLOSED);
+ return tevent_req_post(req, ev);
+ }
+
+ tevent_req_nterror(req, NT_STATUS_NOT_IMPLEMENTED);
+ return tevent_req_post(req, ev);
+}
+
+static NTSTATUS smbd_smb2_setinfo_recv(struct tevent_req *req)
+{
+ NTSTATUS status;
+
+ if (tevent_req_is_nterror(req, &status)) {
+ tevent_req_received(req);
+ return status;
+ }
+
+ tevent_req_received(req);
+ return NT_STATUS_OK;
+}