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Extend NUD Stats to collect the data packet statistics

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This commit extends the existing QCA vendor specific NUD_STATS_GET/SET
interface to also collect the statistics of the data packets. The
intention here is to get more comprehensive information to detect the
network unreachability.

Signed-off-by: Jouni Malinen <jouni@codeaurora.org>
This commit is contained in:
Sunil Dutt 2017-12-21 17:38:01 +05:30 committed by Jouni Malinen
parent b70a3fc169
commit c103c0b516
1 changed files with 126 additions and 9 deletions
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135
src/common/qca-vendor.h
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@ -3778,6 +3778,59 @@ enum qca_attr_chip_power_save_failure {
QCA_ATTR_CHIP_POWER_SAVE_FAILURE_LAST - 1,
};
/**
* qca_wlan_vendor_nud_stats_data_pkt_flags: Flag representing the various
* data types for which the stats have to get collected.
*/
enum qca_wlan_vendor_nud_stats_data_pkt_flags {
QCA_WLAN_VENDOR_NUD_STATS_DATA_ARP = 1 << 0,
QCA_WLAN_VENDOR_NUD_STATS_DATA_DNS = 1 << 1,
QCA_WLAN_VENDOR_NUD_STATS_DATA_TCP_HANDSHAKE = 1 << 2,
QCA_WLAN_VENDOR_NUD_STATS_DATA_ICMPV4 = 1 << 3,
QCA_WLAN_VENDOR_NUD_STATS_DATA_ICMPV6 = 1 << 4,
/* Used by QCA_ATTR_NUD_STATS_PKT_TYPE only in nud stats get
* to represent the stats of respective data type.
*/
QCA_WLAN_VENDOR_NUD_STATS_DATA_TCP_SYN = 1 << 5,
QCA_WLAN_VENDOR_NUD_STATS_DATA_TCP_SYN_ACK = 1 << 6,
QCA_WLAN_VENDOR_NUD_STATS_DATA_TCP_ACK = 1 << 7,
};
enum qca_wlan_vendor_nud_stats_set_data_pkt_info {
QCA_ATTR_NUD_STATS_DATA_PKT_INFO_INVALID = 0,
/* Represents the data packet type to be monitored (u32).
* Host driver tracks the stats corresponding to each data frame
* represented by these flags.
* These data packets are represented by
* enum qca_wlan_vendor_nud_stats_data_pkt_flags
*/
QCA_ATTR_NUD_STATS_DATA_PKT_INFO_TYPE = 1,
/* Name corresponding to the DNS frame for which the respective DNS
* stats have to get monitored (string). Max string length 255.
*/
QCA_ATTR_NUD_STATS_DATA_PKT_INFO_DNS_DOMAIN_NAME = 2,
/* source port on which the respective proto stats have to get
* collected (u32).
*/
QCA_ATTR_NUD_STATS_DATA_PKT_INFO_SRC_PORT = 3,
/* destination port on which the respective proto stats have to get
* collected (u32).
*/
QCA_ATTR_NUD_STATS_DATA_PKT_INFO_DEST_PORT = 4,
/* IPv4 address for which the destined data packets have to be
* monitored. (in network byte order), u32.
*/
QCA_ATTR_NUD_STATS_DATA_PKT_INFO_DEST_IPV4 = 5,
/* IPv6 address for which the destined data packets have to be
* monitored. (in network byte order), 16 bytes array.
*/
QCA_ATTR_NUD_STATS_DATA_PKT_INFO_DEST_IPV6 = 6,
QCA_ATTR_NUD_STATS_DATA_PKT_INFO_LAST,
QCA_ATTR_NUD_STATS_DATA_PKT_INFO_MAX =
QCA_ATTR_NUD_STATS_DATA_PKT_INFO_LAST - 1,
};
/**
* qca_wlan_vendor_attr_nud_stats_set: Attributes to vendor subcmd
* QCA_NL80211_VENDOR_SUBCMD_NUD_STATS_SET. This carries the requisite
@ -3790,8 +3843,15 @@ enum qca_attr_nud_stats_set {
* Start - If included, Stop - If not included
*/
QCA_ATTR_NUD_STATS_SET_START = 1,
/* IPv4 address of the default gateway (in network byte order) */
/* IPv4 address of the default gateway (in network byte order), u32 */
QCA_ATTR_NUD_STATS_GW_IPV4 = 2,
/* Represents the list of data packet types to be monitored.
* Host driver tracks the stats corresponding to each data frame
* represented by these flags.
* These data packets are represented by
* enum qca_wlan_vendor_nud_stats_set_data_pkt_info
*/
QCA_ATTR_NUD_STATS_SET_DATA_PKT_INFO = 3,
/* keep last */
QCA_ATTR_NUD_STATS_SET_LAST,
@ -3799,6 +3859,58 @@ enum qca_attr_nud_stats_set {
QCA_ATTR_NUD_STATS_SET_LAST - 1,
};
enum qca_attr_nud_data_stats {
QCA_ATTR_NUD_DATA_STATS_INVALID = 0,
/* Data packet type for which the stats are collected (u32).
* Represented by enum qca_wlan_vendor_nud_stats_data_pkt_flags
*/
QCA_ATTR_NUD_STATS_PKT_TYPE = 1,
/* Name corresponding to the DNS frame for which the respective DNS
* stats are monitored (string). Max string length 255.
*/
QCA_ATTR_NUD_STATS_PKT_DNS_DOMAIN_NAME = 2,
/* source port on which the respective proto stats are collected (u32).
*/
QCA_ATTR_NUD_STATS_PKT_SRC_PORT = 3,
/* destination port on which the respective proto stats are collected
* (u32).
*/
QCA_ATTR_NUD_STATS_PKT_DEST_PORT = 4,
/* IPv4 address for which the destined data packets have to be
* monitored. (in network byte order), u32.
*/
QCA_ATTR_NUD_STATS_PKT_DEST_IPV4 = 5,
/* IPv6 address for which the destined data packets have to be
* monitored. (in network byte order), 16 bytes array.
*/
QCA_ATTR_NUD_STATS_PKT_DEST_IPV6 = 6,
/* Data packet Request count received from netdev (u32). */
QCA_ATTR_NUD_STATS_PKT_REQ_COUNT_FROM_NETDEV = 7,
/* Data packet Request count sent to lower MAC from upper MAC (u32). */
QCA_ATTR_NUD_STATS_PKT_REQ_COUNT_TO_LOWER_MAC = 8,
/* Data packet Request count received by lower MAC from upper MAC
* (u32)
*/
QCA_ATTR_NUD_STATS_PKT_REQ_RX_COUNT_BY_LOWER_MAC = 9,
/* Data packet Request count successfully transmitted by the device
* (u32)
*/
QCA_ATTR_NUD_STATS_PKT_REQ_COUNT_TX_SUCCESS = 10,
/* Data packet Response count received by lower MAC (u32) */
QCA_ATTR_NUD_STATS_PKT_RSP_RX_COUNT_BY_LOWER_MAC = 11,
/* Data packet Response count received by upper MAC (u32) */
QCA_ATTR_NUD_STATS_PKT_RSP_RX_COUNT_BY_UPPER_MAC = 12,
/* Data packet Response count delivered to netdev (u32) */
QCA_ATTR_NUD_STATS_PKT_RSP_COUNT_TO_NETDEV = 13,
/* Data Packet Response count that are dropped out of order (u32) */
QCA_ATTR_NUD_STATS_PKT_RSP_COUNT_OUT_OF_ORDER_DROP = 14,
/* keep last */
QCA_ATTR_NUD_DATA_STATS_LAST,
QCA_ATTR_NUD_DATA_STATS_MAX =
QCA_ATTR_NUD_DATA_STATS_LAST - 1,
};
/**
* qca_attr_nud_stats_get: Attributes to vendor subcmd
* QCA_NL80211_VENDOR_SUBCMD_NUD_STATS_GET. This carries the requisite
@ -3806,21 +3918,21 @@ enum qca_attr_nud_stats_set {
*/
enum qca_attr_nud_stats_get {
QCA_ATTR_NUD_STATS_GET_INVALID = 0,
/* ARP Request count from netdev */
/* ARP Request count from netdev (u32) */
QCA_ATTR_NUD_STATS_ARP_REQ_COUNT_FROM_NETDEV = 1,
/* ARP Request count sent to lower MAC from upper MAC */
/* ARP Request count sent to lower MAC from upper MAC (u32) */
QCA_ATTR_NUD_STATS_ARP_REQ_COUNT_TO_LOWER_MAC = 2,
/* ARP Request count received by lower MAC from upper MAC */
/* ARP Request count received by lower MAC from upper MAC (u32) */
QCA_ATTR_NUD_STATS_ARP_REQ_RX_COUNT_BY_LOWER_MAC = 3,
/* ARP Request count successfully transmitted by the device */
/* ARP Request count successfully transmitted by the device (u32) */
QCA_ATTR_NUD_STATS_ARP_REQ_COUNT_TX_SUCCESS = 4,
/* ARP Response count received by lower MAC */
/* ARP Response count received by lower MAC (u32) */
QCA_ATTR_NUD_STATS_ARP_RSP_RX_COUNT_BY_LOWER_MAC = 5,
/* ARP Response count received by upper MAC */
/* ARP Response count received by upper MAC (u32) */
QCA_ATTR_NUD_STATS_ARP_RSP_RX_COUNT_BY_UPPER_MAC = 6,
/* ARP Response count delivered to netdev */
/* ARP Response count delivered to netdev (u32) */
QCA_ATTR_NUD_STATS_ARP_RSP_COUNT_TO_NETDEV = 7,
/* ARP Response count delivered to netdev */
/* ARP Response count dropped due to out of order reception (u32) */
QCA_ATTR_NUD_STATS_ARP_RSP_COUNT_OUT_OF_ORDER_DROP = 8,
/* Flag indicating if the station's link to the AP is active.
* Active Link - If included, Inactive link - If not included
@ -3830,6 +3942,11 @@ enum qca_attr_nud_stats_get {
* Yes - If detected, No - If not detected.
*/
QCA_ATTR_NUD_STATS_IS_DAD = 10,
/* List of Data packet types for which the stats are requested.
* This list does not carry ARP stats as they are done by the
* above attributes. Represented by enum qca_attr_nud_data_stats.
*/
QCA_ATTR_NUD_STATS_DATA_PKT_STATS = 11,
/* keep last */
QCA_ATTR_NUD_STATS_GET_LAST,