rpc protocol

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, 89 insertions, 0 deletions

diff --git a/xlators/protocol/server/src/server-helpers.h b/xlators/protocol/server/src/server-helpers.h
new file mode 100644
index 000000000..4897336af
--- /dev/null
+++ b/xlators/protocol/server/src/server-helpers.h
@@ -0,0 +1,89 @@
+/*
+  Copyright (c) 2010 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 _SERVER_HELPERS_H
+#define _SERVER_HELPERS_H
+
+#include "server.h"
+
+#define CALL_STATE(frame)   ((server_state_t *)frame->root->state)
+
+#define BOUND_XL(frame)     ((xlator_t *) CALL_STATE(frame)->conn->bound_xl)
+
+#define XPRT_FROM_FRAME(frame) ((rpc_transport_t *) CALL_STATE(frame)->xprt)
+
+#define SERVER_CONNECTION(frame)  \
+	((server_connection_t *) CALL_STATE(frame)->conn)
+
+#define SERVER_CONF(frame) \
+	((server_conf_t *)XPRT_FROM_FRAME(frame)->this->private)
+
+#define XPRT_FROM_XLATOR(this) ((((server_conf_t *)this->private))->listen)
+
+#define INODE_LRU_LIMIT(this)				\
+	(((server_conf_t *)(this->private))->config.inode_lru_limit)
+
+#define IS_ROOT_INODE(inode) (inode == inode->table->root)
+
+#define IS_NOT_ROOT(pathlen) ((pathlen > 2)? 1 : 0)
+
+char *
+stat_to_str (struct iatt *stbuf);
+
+call_frame_t *
+server_copy_frame (call_frame_t *frame);
+
+void free_state (server_state_t *state);
+
+void server_loc_wipe (loc_t *loc);
+
+int32_t
+gf_add_locker (struct _lock_table *table, const char *volume,
+	       loc_t *loc,
+	       fd_t *fd,
+	       pid_t pid);
+
+int32_t
+gf_del_locker (struct _lock_table *table, const char *volume,
+	       loc_t *loc,
+	       fd_t *fd,
+	       pid_t pid);
+
+int32_t
+gf_direntry_to_bin (dir_entry_t *head, char *bufferp);
+
+void
+server_print_request (call_frame_t *frame);
+
+call_frame_t *
+get_frame_from_request (rpcsvc_request_t *req);
+
+server_connection_t *
+get_server_conn_state (xlator_t *this, rpc_transport_t *xptr);
+
+server_connection_t *
+create_server_conn_state (xlator_t *this, rpc_transport_t *xptr);
+
+void
+destroy_server_conn_state (server_connection_t *conn);
+
+int
+server_build_config (xlator_t *this, server_conf_t *conf);
+
+#endif /* !_SERVER_HELPERS_H */