From 004aa293f360ea0f63ec50f5042f8c0fb2831e4f Mon Sep 17 00:00:00 2001
From: rsc <devnull@localhost>
Date: Wed, 13 Jul 2005 03:49:41 +0000
Subject: Dump-like file system backup for Unix, built on Venti.

---
 src/cmd/vbackup/queue.h | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 src/cmd/vbackup/queue.h

(limited to 'src/cmd/vbackup/queue.h')

diff --git a/src/cmd/vbackup/queue.h b/src/cmd/vbackup/queue.h
new file mode 100644
index 00000000..053346ad
--- /dev/null
+++ b/src/cmd/vbackup/queue.h
@@ -0,0 +1,22 @@
+enum
+{
+	MAXQ = 256,
+};
+
+typedef struct Queue Queue;
+struct Queue
+{
+	struct {
+		Block *db;
+		u32int bno;
+	} el[MAXQ];
+	int ri, wi, nel, closed;
+
+	QLock lk;
+	Rendez r;
+};
+
+Queue	*qalloc(void);
+void	qclose(Queue*);
+Block	*qread(Queue*, u32int*);
+void	qwrite(Queue*, Block*, u32int);
-- 
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