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-rw-r--r--channels.h14
1 files changed, 13 insertions, 1 deletions
diff --git a/channels.h b/channels.h
index 707d9a925..0da2d4e5e 100644
--- a/channels.h
+++ b/channels.h
@@ -1,4 +1,4 @@
-/* $OpenBSD: channels.h,v 1.65 2002/03/04 17:27:39 stevesk Exp $ */
+/* $OpenBSD: channels.h,v 1.66 2002/03/25 21:13:51 markus Exp $ */
/*
* Author: Tatu Ylonen <ylo@cs.hut.fi>
@@ -135,6 +135,18 @@ struct Channel {
#define CHAN_CLOSE_SENT 0x01
#define CHAN_CLOSE_RCVD 0x02
+#define CHAN_EOF_SENT 0x04
+#define CHAN_EOF_RCVD 0x08
+
+/* check whether 'efd' is still in use */
+#define CHANNEL_EFD_INPUT_ACTIVE(c) \
+ (compat20 && c->extended_usage == CHAN_EXTENDED_READ && \
+ (c->efd != -1 || \
+ buffer_len(&c->extended) > 0))
+#define CHANNEL_EFD_OUTPUT_ACTIVE(c) \
+ (compat20 && c->extended_usage == CHAN_EXTENDED_WRITE && \
+ ((c->efd != -1 && !(c->flags & CHAN_EOF_RCVD)) || \
+ buffer_len(&c->extended) > 0))
/* channel management */