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/** @file
* @brief Network statistics
*
* Network statistics data. This should only be enabled when
* debugging as it consumes memory.
*/
/*
* Copyright (c) 2016 Intel Corporation
*
* SPDX-License-Identifier: Apache-2.0
*/
#ifndef ZEPHYR_INCLUDE_NET_NET_STATS_H_
#define ZEPHYR_INCLUDE_NET_NET_STATS_H_
#include <zephyr/types.h>
#include <net/net_core.h>
#include <net/net_mgmt.h>
#ifdef __cplusplus
extern "C" {
#endif
/**
* @brief Network statistics library
* @defgroup net_stats Network Statistics Library
* @ingroup networking
* @{
*/
/**
* @typedef net_stats_t
* @brief Network statistics counter
*/
typedef u32_t net_stats_t;
/**
* @brief Number of bytes sent and received.
*/
struct net_stats_bytes {
/** Number of bytes sent */
net_stats_t sent;
/** Number of bytes received */
net_stats_t received;
};
/**
* @brief Number of network packets sent and received.
*/
struct net_stats_pkts {
/** Number of packets sent */
net_stats_t tx;
/** Number of packets received */
net_stats_t rx;
};
/**
* @brief IP layer statistics
*/
struct net_stats_ip {
/** Number of received packets at the IP layer. */
net_stats_t recv;
/** Number of sent packets at the IP layer. */
net_stats_t sent;
/** Number of forwarded packets at the IP layer. */
net_stats_t forwarded;
/** Number of dropped packets at the IP layer. */
net_stats_t drop;
};
/**
* @brief IP layer error statistics
*/
struct net_stats_ip_errors {
/** Number of packets dropped due to wrong IP version
* or header length.
*/
net_stats_t vhlerr;
/** Number of packets dropped due to wrong IP length, high byte. */
net_stats_t hblenerr;
/** Number of packets dropped due to wrong IP length, low byte. */
net_stats_t lblenerr;
/** Number of packets dropped because they were IP fragments. */
net_stats_t fragerr;
/** Number of packets dropped due to IP checksum errors. */
net_stats_t chkerr;
/** Number of packets dropped because they were neither ICMP,
* UDP nor TCP.
*/
net_stats_t protoerr;
};
/**
* @brief ICMP statistics
*/
struct net_stats_icmp {
/** Number of received ICMP packets. */
net_stats_t recv;
/** Number of sent ICMP packets. */
net_stats_t sent;
/** Number of dropped ICMP packets. */
net_stats_t drop;
/** Number of ICMP packets with a wrong type. */
net_stats_t typeerr;
/** Number of ICMP packets with a bad checksum. */
net_stats_t chkerr;
};
/**
* @brief TCP statistics
*/
struct net_stats_tcp {
/** Amount of received and sent TCP application data. */
struct net_stats_bytes bytes;
/** Amount of retransmitted data. */
net_stats_t resent;
/** Number of received TCP segments. */
net_stats_t recv;
/** Number of sent TCP segments. */
net_stats_t sent;
/** Number of dropped TCP segments. */
net_stats_t drop;
/** Number of TCP segments with a bad checksum. */
net_stats_t chkerr;
/** Number of received TCP segments with a bad ACK number. */
net_stats_t ackerr;
/** Number of received bad TCP RST (reset) segments. */
net_stats_t rsterr;
/** Number of received TCP RST (reset) segments. */
net_stats_t rst;
/** Number of retransmitted TCP segments. */
net_stats_t rexmit;
/** Number of dropped connection attempts because too few connections
* were available.
*/
net_stats_t conndrop;
/** Number of connection attempts for closed ports, triggering a RST. */
net_stats_t connrst;
};
/**
* @brief UDP statistics
*/
struct net_stats_udp {
/** Number of dropped UDP segments. */
net_stats_t drop;
/** Number of received UDP segments. */
net_stats_t recv;
/** Number of sent UDP segments. */
net_stats_t sent;
/** Number of UDP segments with a bad checksum. */
net_stats_t chkerr;
};
/**
* @brief IPv6 neighbor discovery statistics
*/
struct net_stats_ipv6_nd {
net_stats_t drop;
net_stats_t recv;
net_stats_t sent;
};
/**
* @brief IPv6 multicast listener daemon statistics
*/
struct net_stats_ipv6_mld {
/** Number of received IPv6 MLD queries */
net_stats_t recv;
/** Number of sent IPv6 MLD reports */
net_stats_t sent;
/** Number of dropped IPv6 MLD packets */
net_stats_t drop;
};
/**
* @brief Network packet transfer times
*/
struct net_stats_tx_time {
u64_t time_sum;
net_stats_t time_count;
};
/**
* @brief Traffic class statistics
*/
struct net_stats_tc {
struct {
net_stats_t pkts;
net_stats_t bytes;
u8_t priority;
struct net_stats_tx_time tx_time;
} sent[NET_TC_TX_COUNT];
struct {
net_stats_t pkts;
net_stats_t bytes;
u8_t priority;
} recv[NET_TC_RX_COUNT];
};
/**
* @brief All network statistics in one struct.
*/
struct net_stats {
/** Count of malformed packets or packets we do not have handler for */
net_stats_t processing_error;
/**
* This calculates amount of data transferred through all the
* network interfaces.
*/
struct net_stats_bytes bytes;
/** IP layer errors */
struct net_stats_ip_errors ip_errors;
#if defined(CONFIG_NET_STATISTICS_IPV6)
/** IPv6 statistics */
struct net_stats_ip ipv6;
#endif
#if defined(CONFIG_NET_STATISTICS_IPV4)
/** IPv4 statistics */
struct net_stats_ip ipv4;
#endif
#if defined(CONFIG_NET_STATISTICS_ICMP)
/** ICMP statistics */
struct net_stats_icmp icmp;
#endif
#if defined(CONFIG_NET_STATISTICS_TCP)
/** TCP statistics */
struct net_stats_tcp tcp;
#endif
#if defined(CONFIG_NET_STATISTICS_UDP)
/** UDP statistics */
struct net_stats_udp udp;
#endif
#if defined(CONFIG_NET_STATISTICS_IPV6_ND)
/** IPv6 neighbor discovery statistics */
struct net_stats_ipv6_nd ipv6_nd;
#endif
#if defined(CONFIG_NET_STATISTICS_MLD)
/** IPv6 MLD statistics */
struct net_stats_ipv6_mld ipv6_mld;
#endif
#if NET_TC_COUNT > 1
/** Traffic class statistics */
struct net_stats_tc tc;
#endif
#if defined(CONFIG_NET_CONTEXT_TIMESTAMP)
/** Network packet TX time statistics */
struct net_stats_tx_time tx_time;
#endif
};
/**
* @brief Ethernet error statistics
*/
struct net_stats_eth_errors {
net_stats_t rx_length_errors;
net_stats_t rx_over_errors;
net_stats_t rx_crc_errors;
net_stats_t rx_frame_errors;
net_stats_t rx_no_buffer_count;
net_stats_t rx_missed_errors;
net_stats_t rx_long_length_errors;
net_stats_t rx_short_length_errors;
net_stats_t rx_align_errors;
net_stats_t rx_dma_failed;
net_stats_t rx_buf_alloc_failed;
net_stats_t tx_aborted_errors;
net_stats_t tx_carrier_errors;
net_stats_t tx_fifo_errors;
net_stats_t tx_heartbeat_errors;
net_stats_t tx_window_errors;
net_stats_t tx_dma_failed;
net_stats_t uncorr_ecc_errors;
net_stats_t corr_ecc_errors;
};
/**
* @brief Ethernet flow control statistics
*/
struct net_stats_eth_flow {
net_stats_t rx_flow_control_xon;
net_stats_t rx_flow_control_xoff;
net_stats_t tx_flow_control_xon;
net_stats_t tx_flow_control_xoff;
};
/**
* @brief Ethernet checksum statistics
*/
struct net_stats_eth_csum {
net_stats_t rx_csum_offload_good;
net_stats_t rx_csum_offload_errors;
};
/**
* @brief Ethernet hardware timestamp statistics
*/
struct net_stats_eth_hw_timestamp {
net_stats_t rx_hwtstamp_cleared;
net_stats_t tx_hwtstamp_timeouts;
net_stats_t tx_hwtstamp_skipped;
};
#ifdef CONFIG_NET_STATISTICS_ETHERNET_VENDOR
/**
* @brief Ethernet vendor specific statistics
*/
struct net_stats_eth_vendor {
const char * const key;
u32_t value;
};
#endif
/**
* @brief All Ethernet specific statistics
*/
struct net_stats_eth {
struct net_stats_bytes bytes;
struct net_stats_pkts pkts;
struct net_stats_pkts broadcast;
struct net_stats_pkts multicast;
struct net_stats_pkts errors;
struct net_stats_eth_errors error_details;
struct net_stats_eth_flow flow_control;
struct net_stats_eth_csum csum;
struct net_stats_eth_hw_timestamp hw_timestamp;
net_stats_t collisions;
net_stats_t tx_dropped;
net_stats_t tx_timeout_count;
net_stats_t tx_restart_queue;
#ifdef CONFIG_NET_STATISTICS_ETHERNET_VENDOR
/** Array is terminated with an entry containing a NULL key */
struct net_stats_eth_vendor *vendor;
#endif
};
/**
* @brief All PPP specific statistics
*/
struct net_stats_ppp {
struct net_stats_bytes bytes;
struct net_stats_pkts pkts;
/** Number of received and dropped PPP frames. */
net_stats_t drop;
/** Number of received PPP frames with a bad checksum. */
net_stats_t chkerr;
};
#if defined(CONFIG_NET_STATISTICS_USER_API)
/* Management part definitions */
#define _NET_STATS_LAYER NET_MGMT_LAYER_L3
#define _NET_STATS_CODE 0x101
#define _NET_STATS_BASE (NET_MGMT_LAYER(_NET_STATS_LAYER) | \
NET_MGMT_LAYER_CODE(_NET_STATS_CODE))
enum net_request_stats_cmd {
NET_REQUEST_STATS_CMD_GET_ALL = 1,
NET_REQUEST_STATS_CMD_GET_PROCESSING_ERROR,
NET_REQUEST_STATS_CMD_GET_BYTES,
NET_REQUEST_STATS_CMD_GET_IP_ERRORS,
NET_REQUEST_STATS_CMD_GET_IPV4,
NET_REQUEST_STATS_CMD_GET_IPV6,
NET_REQUEST_STATS_CMD_GET_IPV6_ND,
NET_REQUEST_STATS_CMD_GET_ICMP,
NET_REQUEST_STATS_CMD_GET_UDP,
NET_REQUEST_STATS_CMD_GET_TCP,
NET_REQUEST_STATS_CMD_GET_ETHERNET,
NET_REQUEST_STATS_CMD_GET_PPP,
};
#define NET_REQUEST_STATS_GET_ALL \
(_NET_STATS_BASE | NET_REQUEST_STATS_CMD_GET_ALL)
NET_MGMT_DEFINE_REQUEST_HANDLER(NET_REQUEST_STATS_GET_ALL);
#define NET_REQUEST_STATS_GET_PROCESSING_ERROR \
(_NET_STATS_BASE | NET_REQUEST_STATS_CMD_GET_PROCESSING_ERROR)
NET_MGMT_DEFINE_REQUEST_HANDLER(NET_REQUEST_STATS_GET_PROCESSING_ERROR);
#define NET_REQUEST_STATS_GET_BYTES \
(_NET_STATS_BASE | NET_REQUEST_STATS_CMD_GET_BYTES)
NET_MGMT_DEFINE_REQUEST_HANDLER(NET_REQUEST_STATS_GET_BYTES);
#define NET_REQUEST_STATS_GET_IP_ERRORS \
(_NET_STATS_BASE | NET_REQUEST_STATS_CMD_GET_IP_ERRORS)
NET_MGMT_DEFINE_REQUEST_HANDLER(NET_REQUEST_STATS_GET_IP_ERRORS);
#if defined(CONFIG_NET_STATISTICS_IPV4)
#define NET_REQUEST_STATS_GET_IPV4 \
(_NET_STATS_BASE | NET_REQUEST_STATS_CMD_GET_IPV4)
NET_MGMT_DEFINE_REQUEST_HANDLER(NET_REQUEST_STATS_GET_IPV4);
#endif /* CONFIG_NET_STATISTICS_IPV4 */
#if defined(CONFIG_NET_STATISTICS_IPV6)
#define NET_REQUEST_STATS_GET_IPV6 \
(_NET_STATS_BASE | NET_REQUEST_STATS_CMD_GET_IPV6)
NET_MGMT_DEFINE_REQUEST_HANDLER(NET_REQUEST_STATS_GET_IPV6);
#endif /* CONFIG_NET_STATISTICS_IPV6 */
#if defined(CONFIG_NET_STATISTICS_IPV6_ND)
#define NET_REQUEST_STATS_GET_IPV6_ND \
(_NET_STATS_BASE | NET_REQUEST_STATS_CMD_GET_IPV6_ND)
NET_MGMT_DEFINE_REQUEST_HANDLER(NET_REQUEST_STATS_GET_IPV6_ND);
#endif /* CONFIG_NET_STATISTICS_IPV6_ND */
#if defined(CONFIG_NET_STATISTICS_ICMP)
#define NET_REQUEST_STATS_GET_ICMP \
(_NET_STATS_BASE | NET_REQUEST_STATS_CMD_GET_ICMP)
NET_MGMT_DEFINE_REQUEST_HANDLER(NET_REQUEST_STATS_GET_ICMP);
#endif /* CONFIG_NET_STATISTICS_ICMP */
#if defined(CONFIG_NET_STATISTICS_UDP)
#define NET_REQUEST_STATS_GET_UDP \
(_NET_STATS_BASE | NET_REQUEST_STATS_CMD_GET_UDP)
NET_MGMT_DEFINE_REQUEST_HANDLER(NET_REQUEST_STATS_GET_UDP);
#endif /* CONFIG_NET_STATISTICS_UDP */
#if defined(CONFIG_NET_STATISTICS_TCP)
#define NET_REQUEST_STATS_GET_TCP \
(_NET_STATS_BASE | NET_REQUEST_STATS_CMD_GET_TCP)
NET_MGMT_DEFINE_REQUEST_HANDLER(NET_REQUEST_STATS_GET_TCP);
#endif /* CONFIG_NET_STATISTICS_TCP */
#if defined(CONFIG_NET_STATISTICS_ETHERNET)
#define NET_REQUEST_STATS_GET_ETHERNET \
(_NET_STATS_BASE | NET_REQUEST_STATS_CMD_GET_ETHERNET)
NET_MGMT_DEFINE_REQUEST_HANDLER(NET_REQUEST_STATS_GET_ETHERNET);
#endif /* CONFIG_NET_STATISTICS_ETHERNET */
#if defined(CONFIG_NET_STATISTICS_PPP)
#define NET_REQUEST_STATS_GET_PPP \
(_NET_STATS_BASE | NET_REQUEST_STATS_CMD_GET_PPP)
NET_MGMT_DEFINE_REQUEST_HANDLER(NET_REQUEST_STATS_GET_PPP);
#endif /* CONFIG_NET_STATISTICS_PPP */
#endif /* CONFIG_NET_STATISTICS_USER_API */
/**
* @}
*/
#ifdef __cplusplus
}
#endif
#endif /* ZEPHYR_INCLUDE_NET_NET_STATS_H_ */