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-rw-r--r--source3/smbd/smb2_ioctl.c30
1 files changed, 23 insertions, 7 deletions
diff --git a/source3/smbd/smb2_ioctl.c b/source3/smbd/smb2_ioctl.c
index bc69ba3309..493ae551b5 100644
--- a/source3/smbd/smb2_ioctl.c
+++ b/source3/smbd/smb2_ioctl.c
@@ -109,10 +109,15 @@ static void smbd_smb2_request_ioctl_done(struct tevent_req *subreq)
{
struct smbd_smb2_request *req = tevent_req_callback_data(subreq,
struct smbd_smb2_request);
+ const uint8_t *inbody;
int i = req->current_idx;
uint8_t *outhdr;
DATA_BLOB outbody;
DATA_BLOB outdyn;
+ uint32_t in_ctl_code;
+ uint64_t in_file_id_persistent;
+ uint64_t in_file_id_volatile;
+ uint32_t out_input_offset;
uint32_t out_output_offset;
DATA_BLOB out_output_buffer;
NTSTATUS status;
@@ -132,8 +137,15 @@ static void smbd_smb2_request_ioctl_done(struct tevent_req *subreq)
return;
}
+ out_input_offset = SMB2_HDR_BODY + 0x30;
out_output_offset = SMB2_HDR_BODY + 0x30;
+ inbody = (const uint8_t *)req->in.vector[i+1].iov_base;
+
+ in_ctl_code = IVAL(inbody, 0x04);
+ in_file_id_persistent = BVAL(inbody, 0x08);
+ in_file_id_volatile = BVAL(inbody, 0x10);
+
outhdr = (uint8_t *)req->out.vector[i].iov_base;
outbody = data_blob_talloc(req->out.vector, NULL, 0x30);
@@ -149,10 +161,14 @@ static void smbd_smb2_request_ioctl_done(struct tevent_req *subreq)
SSVAL(outbody.data, 0x00, 0x30 + 1); /* struct size */
SSVAL(outbody.data, 0x02, 0); /* reserved */
- SIVAL(outbody.data, 0x04, 0); /* ctl code */
- SBVAL(outbody.data, 0x08, 0); /* file id (persistent) */
- SBVAL(outbody.data, 0x10, 0); /* file id (volatile) */
- SIVAL(outbody.data, 0x18, 0); /* input offset */
+ SIVAL(outbody.data, 0x04,
+ in_ctl_code); /* ctl code */
+ SBVAL(outbody.data, 0x08,
+ in_file_id_persistent); /* file id (persistent) */
+ SBVAL(outbody.data, 0x10,
+ in_file_id_volatile); /* file id (volatile) */
+ SIVAL(outbody.data, 0x18,
+ out_input_offset); /* input offset */
SIVAL(outbody.data, 0x1C, 0); /* input count */
SIVAL(outbody.data, 0x20,
out_output_offset); /* output offset */
@@ -162,9 +178,9 @@ static void smbd_smb2_request_ioctl_done(struct tevent_req *subreq)
SIVAL(outbody.data, 0x2C, 0); /* reserved */
/*
- * Note: Windows sends back also the input from the request.
- * I think this is stupid and I hope not required.
- * For now we avoid a talloc + memcopy here...
+ * Note: Windows Vista and 2008 send back also the
+ * input from the request. But it was fixed in
+ * Windows 7.
*/
outdyn = out_output_buffer;