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authorStefan Metzmacher <metze@samba.org>2011-09-06 14:01:43 +0200
committerKarolin Seeger <kseeger@samba.org>2011-10-12 20:59:00 +0200
commit65d47b26e4073717732b5c853f7f72309a8a5fa2 (patch)
tree43d28329893bf1576781b59a43ce1da00eae279a
parentc9a09ca982f4fc079a027cf62ad61c3c83adec53 (diff)
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s3:smb2_server: use smbd_smb2_request_verify_sizes() in smb2_find.c
metze (cherry picked from commit bc95ab99dc84fa6d567a7d4e803552363bbc07a9) (cherry picked from commit 5ec26db056b7bb86be4a09f1999fadc383001d57)
-rw-r--r--source3/smbd/smb2_find.c18
1 files changed, 5 insertions, 13 deletions
diff --git a/source3/smbd/smb2_find.c b/source3/smbd/smb2_find.c
index 362dff486b2..85e0126ac58 100644
--- a/source3/smbd/smb2_find.c
+++ b/source3/smbd/smb2_find.c
@@ -41,11 +41,9 @@ static NTSTATUS smbd_smb2_find_recv(struct tevent_req *req,
static void smbd_smb2_request_find_done(struct tevent_req *subreq);
NTSTATUS smbd_smb2_request_process_find(struct smbd_smb2_request *req)
{
- const uint8_t *inhdr;
+ NTSTATUS status;
const uint8_t *inbody;
int i = req->current_idx;
- size_t expected_body_size = 0x21;
- size_t body_size;
uint8_t in_file_info_class;
uint8_t in_flags;
uint32_t in_file_index;
@@ -60,18 +58,12 @@ NTSTATUS smbd_smb2_request_process_find(struct smbd_smb2_request *req)
struct tevent_req *subreq;
bool ok;
- 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);
+ status = smbd_smb2_request_verify_sizes(req, 0x21);
+ if (!NT_STATUS_IS_OK(status)) {
+ return smbd_smb2_request_error(req, status);
}
-
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_file_info_class = CVAL(inbody, 0x02);
in_flags = CVAL(inbody, 0x03);
in_file_index = IVAL(inbody, 0x04);
@@ -84,7 +76,7 @@ NTSTATUS smbd_smb2_request_process_find(struct smbd_smb2_request *req)
if (in_file_name_offset == 0 && in_file_name_length == 0) {
/* This is ok */
} else if (in_file_name_offset !=
- (SMB2_HDR_BODY + (body_size & 0xFFFFFFFE))) {
+ (SMB2_HDR_BODY + req->in.vector[i+1].iov_len)) {
return smbd_smb2_request_error(req, NT_STATUS_INVALID_PARAMETER);
}