From a68848db159cc1cafa82f9d383432fda459c8745 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sat, 17 Jul 2021 09:11:16 +0200
Subject: Merging upstream version 1.2.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 include/dnsjit/filter/split.lua | 80 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 80 insertions(+)
 create mode 100644 include/dnsjit/filter/split.lua

(limited to 'include/dnsjit/filter/split.lua')

diff --git a/include/dnsjit/filter/split.lua b/include/dnsjit/filter/split.lua
new file mode 100644
index 0000000..d9aec4f
--- /dev/null
+++ b/include/dnsjit/filter/split.lua
@@ -0,0 +1,80 @@
+-- Copyright (c) 2018-2021, OARC, Inc.
+-- All rights reserved.
+--
+-- This file is part of dnsjit.
+--
+-- dnsjit 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.
+--
+-- dnsjit 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 dnsjit.  If not, see <http://www.gnu.org/licenses/>.
+
+-- dnsjit.filter.split
+-- Passthrough to other receivers in various ways
+--   local filter = require("dnsjit.filter.split").new()
+--   filter.receiver(...)
+--   filter.receiver(...)
+--   filter.receiver(...)
+--   input.receiver(filter)
+--
+-- Filter to pass objects to others in various ways.
+module(...,package.seeall)
+
+require("dnsjit.filter.split_h")
+local ffi = require("ffi")
+local C = ffi.C
+
+local t_name = "filter_split_t"
+local filter_split_t = ffi.typeof(t_name)
+local Split = {}
+
+-- Create a new Split filter.
+function Split.new()
+    local self = {
+        receivers = {},
+        obj = filter_split_t(),
+    }
+    C.filter_split_init(self.obj)
+    ffi.gc(self.obj, C.filter_split_destroy)
+    return setmetatable(self, { __index = Split })
+end
+
+-- Return the Log object to control logging of this instance or module.
+function Split:log()
+    if self == nil then
+        return C.filter_split_log()
+    end
+    return self.obj._log
+end
+
+-- Set the passthrough mode to round robin (default mode).
+function Split:roundrobin()
+    self.obj.mode = "FILTER_SPLIT_MODE_ROUNDROBIN"
+end
+
+-- Set the passthrough mode to send to all receivers.
+function Split:sendall()
+    self.obj.mode = "FILTER_SPLIT_MODE_SENDALL"
+end
+
+-- Return the C functions and context for receiving objects.
+function Split:receive()
+    return C.filter_split_receiver(self.obj), self.obj
+end
+
+-- Set the receiver to pass objects to, this can be called multiple times to
+-- set addtional receivers.
+function Split:receiver(o)
+    local recv, ctx = o:receive()
+    C.filter_split_add(self.obj, recv, ctx)
+    table.insert(self.receivers, o)
+end
+
+return Split
-- 
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