renamed xlator/protocol to xlator/protocol/legacy

Signed-off-by: Amar Tumballi <amar@gluster.com>
Signed-off-by: Raghavendra G <raghavendra@gluster.com>
Signed-off-by: Anand V. Avati <avati@dev.gluster.com>

BUG: 875 (Implement a new protocol to provide proper backward/forward compatibility)
URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=875

1 files changed, 79 insertions, 0 deletions

diff --git a/xlators/protocol/legacy/client/src/saved-frames.h b/xlators/protocol/legacy/client/src/saved-frames.h
new file mode 100644
index 00000000000..5c18abbcc9e
--- /dev/null
+++ b/xlators/protocol/legacy/client/src/saved-frames.h
@@ -0,0 +1,79 @@
+/*
+  Copyright (c) 2008-2009 Gluster, Inc. <http://www.gluster.com>
+  This file is part of GlusterFS.
+
+  GlusterFS is free software; you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published
+  by the Free Software Foundation; either version 3 of the License,
+  or (at your option) any later version.
+
+  GlusterFS is distributed in the hope that it will be useful, but
+  WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+  General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program.  If not, see
+  <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef _SAVED_FRAMES_H
+#define _SAVED_FRAMES_H
+
+#ifndef _CONFIG_H
+#define _CONFIG_H
+#include "config.h"
+#endif
+
+#include <stdint.h>
+#include <sys/time.h>
+#include "stack.h"
+#include "list.h"
+#include "protocol.h"
+
+/* UGLY: have common typedef b/w saved-frames.c and protocol-client.c */
+typedef int32_t (*gf_op_t) (call_frame_t *frame,
+                            gf_hdr_common_t *hdr, size_t hdrlen,
+                            struct iobuf *iobuf);
+
+
+struct saved_frame {
+	union {
+		struct list_head list;
+		struct {
+			struct saved_frame *frame_next;
+			struct saved_frame *frame_prev;
+		};
+	};
+
+	struct timeval  saved_at;
+	call_frame_t   *frame;
+	int32_t         op;
+	int8_t          type;
+	uint64_t        callid;
+};
+
+
+struct saved_frames {
+	int64_t            count;
+	struct saved_frame fops;
+	struct saved_frame mops;
+	struct saved_frame cbks;
+};
+
+
+struct saved_frames *saved_frames_new ();
+int saved_frames_put (struct saved_frames *frames, call_frame_t *frame,
+		      int32_t op, int8_t type, int64_t callid);
+call_frame_t *saved_frames_get (struct saved_frames *frames, int32_t op,
+				int8_t type, int64_t callid);
+
+struct saved_frame *
+saved_frames_get_timedout (struct saved_frames *frames, int8_t type, 
+			   uint32_t timeout, struct timeval *current);
+
+void saved_frames_destroy (xlator_t *this, struct saved_frames *frames,
+			   gf_op_t gf_fops[], gf_op_t gf_mops[],
+			   gf_op_t gf_cbks[]);
+
+#endif /* _SAVED_FRAMES_H */