1 files changed, 82 insertions, 0 deletions
diff --git a/src/dpdk_lib18/librte_port/rte_port_ring.h b/src/dpdk_lib18/librte_port/rte_port_ring.h
new file mode 100755
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+++ b/src/dpdk_lib18/librte_port/rte_port_ring.h
@@ -0,0 +1,82 @@
+/*-
+ *   BSD LICENSE
+ *
+ *   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
+ *   All rights reserved.
+ *
+ *   Redistribution and use in source and binary forms, with or without
+ *   modification, are permitted provided that the following conditions
+ *   are met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in
+ *       the documentation and/or other materials provided with the
+ *       distribution.
+ *     * Neither the name of Intel Corporation nor the names of its
+ *       contributors may be used to endorse or promote products derived
+ *       from this software without specific prior written permission.
+ *
+ *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef __INCLUDE_RTE_PORT_RING_H__
+#define __INCLUDE_RTE_PORT_RING_H__
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * @file
+ * RTE Port Ring
+ *
+ * ring_reader: input port built on top of pre-initialized single consumer ring
+ * ring_writer: output port built on top of pre-initialized single producer ring
+ *
+ ***/
+
+#include <stdint.h>
+
+#include <rte_ring.h>
+
+#include "rte_port.h"
+
+/** ring_reader port parameters */
+struct rte_port_ring_reader_params {
+	/** Underlying single consumer ring that has to be pre-initialized */
+	struct rte_ring *ring;
+};
+
+/** ring_reader port operations */
+extern struct rte_port_in_ops rte_port_ring_reader_ops;
+
+/** ring_writer port parameters */
+struct rte_port_ring_writer_params {
+	/** Underlying single producer ring that has to be pre-initialized */
+	struct rte_ring *ring;
+
+	/** Recommended burst size to ring. The actual burst size can be
+		bigger or smaller than this value. */
+	uint32_t tx_burst_sz;
+};
+
+/** ring_writer port operations */
+extern struct rte_port_out_ops rte_port_ring_writer_ops;
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif