369991d997
Replace the BSD license header with the SPDX tag for files with only an Intel copyright on them. Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
66 lines
1.3 KiB
C
66 lines
1.3 KiB
C
/* SPDX-License-Identifier: BSD-3-Clause
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* Copyright(c) 2017 Intel Corporation
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*/
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#ifndef _RTE_BITRATE_H_
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#define _RTE_BITRATE_H_
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#include <stdint.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* Bitrate statistics data structure.
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* This data structure is intentionally opaque.
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*/
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struct rte_stats_bitrates;
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/**
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* Allocate a bitrate statistics structure
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*
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* @return
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* - Pointer to structure on success
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* - NULL on error (zmalloc failure)
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*/
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struct rte_stats_bitrates *rte_stats_bitrate_create(void);
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/**
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* Register bitrate statistics with the metric library.
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*
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* @param bitrate_data
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* Pointer allocated by rte_stats_create()
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*
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* @return
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* Zero on success
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* Negative on error
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*/
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int rte_stats_bitrate_reg(struct rte_stats_bitrates *bitrate_data);
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/**
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* Calculate statistics for current time window. The period with which
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* this function is called should be the intended sampling window width.
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*
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* @param bitrate_data
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* Bitrate statistics data pointer
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*
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* @param port_id
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* Port id to calculate statistics for
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*
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* @return
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* - Zero on success
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* - Negative value on error
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*/
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int rte_stats_bitrate_calc(struct rte_stats_bitrates *bitrate_data,
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uint16_t port_id);
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#ifdef __cplusplus
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}
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#endif
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#endif /* _RTE_BITRATE_H_ */
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