From 2ae18c34e2cf81d592e1b014cc59ad0890aec438 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Julien=20=C3=89LIE?= <Julien-Elie@users.noreply.github.com>
Date: Sat, 9 Dec 2023 21:29:00 +0100
Subject: [PATCH] innd: Fix :bytes metadata for dot-stuffed headers

Initial dots in header field names were counted whereas they shouldn't
have.

see #286
---
 doc/pod/news.pod | 6 ++++++
 innd/art.c       | 3 +++
 2 files changed, 9 insertions(+)

diff --git a/doc/pod/news.pod b/doc/pod/news.pod
index 952a7112a..ebbfb970d 100644
--- a/doc/pod/news.pod
+++ b/doc/pod/news.pod
@@ -54,6 +54,12 @@ is not.  Thanks to Enrik Berkhan for the patch for B<nnrpd>.
 
 =item *
 
+INN now properly handles header field names starting with a leading dot:
+B<innd> correctly computes the C<:bytes> metadata item of articles with such
+header field names.
+
+=item *
+
 Fixed the computation of the Bytes header field by B<pullnews> (in header-only
 mode with the B<-B> flag).
 
diff --git a/innd/art.c b/innd/art.c
index 127d2970e..be51e7bf1 100644
--- a/innd/art.c
+++ b/innd/art.c
@@ -877,6 +877,9 @@ ARTparseheader(CHANNEL *cp)
                     ARTcheckheader(cp, i - data->CurHeader);
                     data->CurHeader = i;
                 }
+                /* Remember that the line begins with a dot. */
+                if (bp->data[i] == '.')
+                    data->DotStuffedLines++;
             }
             if (bp->data[i] == '\r' && bp->data[i + 1] == '\n') {
                 cp->Next = i + 2;