From ddaa65ef6e049a185281c4d5deca4045e3b085e2 Mon Sep 17 00:00:00 2001
From: Volker Lendecke <vl@samba.org>
Date: Fri, 21 Nov 2008 23:17:31 +0100
Subject: Correctly calculate the offset for read&x

---
 source3/smbd/process.c | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

(limited to 'source3/smbd/process.c')

diff --git a/source3/smbd/process.c b/source3/smbd/process.c
index 3547bfcc3a..1701cd33da 100644
--- a/source3/smbd/process.c
+++ b/source3/smbd/process.c
@@ -1822,6 +1822,25 @@ void chain_reply(struct smb_request *req)
 
 #else
 
+/*
+ * How many bytes have we already accumulated up to the current wct field
+ * offset?
+ */
+
+size_t req_wct_ofs(struct smb_request *req)
+{
+	size_t buf_size;
+
+	if (req->chain_outbuf == NULL) {
+		return smb_wct - 4;
+	}
+	buf_size = talloc_get_size(req->chain_outbuf);
+	if ((buf_size % 4) != 0) {
+		buf_size += (4 - (buf_size % 4));
+	}
+	return buf_size - 4;
+}
+
 /*
  * Hack around reply_nterror & friends not being aware of chained requests,
  * generating illegal (i.e. wct==0) chain replies.
-- 
cgit