1 files changed, 65 insertions, 0 deletions
diff --git a/src/spdk/dpdk/lib/librte_bitratestats/rte_bitrate.h b/src/spdk/dpdk/lib/librte_bitratestats/rte_bitrate.h
new file mode 100644
index 000000000..ef10f22ff
--- /dev/null
+++ b/src/spdk/dpdk/lib/librte_bitratestats/rte_bitrate.h
@@ -0,0 +1,65 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2017 Intel Corporation
+ */
+
+#ifndef _RTE_BITRATE_H_
+#define _RTE_BITRATE_H_
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ *  Bitrate statistics data structure.
+ *  This data structure is intentionally opaque.
+ */
+struct rte_stats_bitrates;
+
+
+/**
+ * Allocate a bitrate statistics structure
+ *
+ * @return
+ *   - Pointer to structure on success
+ *   - NULL on error (zmalloc failure)
+ */
+struct rte_stats_bitrates *rte_stats_bitrate_create(void);
+
+
+/**
+ * Register bitrate statistics with the metric library.
+ *
+ * @param bitrate_data
+ *   Pointer allocated by rte_stats_create()
+ *
+ * @return
+ *   Zero on success
+ *   Negative on error
+ */
+int rte_stats_bitrate_reg(struct rte_stats_bitrates *bitrate_data);
+
+
+/**
+ * Calculate statistics for current time window. The period with which
+ * this function is called should be the intended sampling window width.
+ *
+ * @param bitrate_data
+ *   Bitrate statistics data pointer
+ *
+ * @param port_id
+ *   Port id to calculate statistics for
+ *
+ * @return
+ *  - Zero on success
+ *  - Negative value on error
+ */
+int rte_stats_bitrate_calc(struct rte_stats_bitrates *bitrate_data,
+			   uint16_t port_id);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _RTE_BITRATE_H_ */