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net80211: provide descriptions for reason codes

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Add text description for deauth/disassoc/etc reason codes
in addition to 'reason: <number>' string.

Reviewed by:	adrian
Obtained from:	IEEE Std 802.11-2012, 8.4.1.7 "Reason Code field"
Differential Revision:	https://reviews.freebsd.org/D5367
This commit is contained in:
Andriy Voskoboinyk 2016-04-20 20:30:18 +00:00
parent 4cde1dac8a
commit d72d72d381
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=298364
8 changed files with 163 additions and 18 deletions
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6
sys/net80211/ieee80211_hostap.c
View File

@ -2183,8 +2183,10 @@ hostap_recv_mgmt(struct ieee80211_node *ni, struct mbuf *m0,
IEEE80211_NODE_STAT(ni, rx_disassoc);
}
IEEE80211_NOTE(vap, IEEE80211_MSG_AUTH, ni,
"recv %s (reason %d)", ieee80211_mgt_subtype_name[subtype >>
IEEE80211_FC0_SUBTYPE_SHIFT], reason);
"recv %s (reason: %d (%s))",
ieee80211_mgt_subtype_name[subtype >>
IEEE80211_FC0_SUBTYPE_SHIFT],
reason, ieee80211_reason_to_string(reason));
if (ni != vap->iv_bss)
ieee80211_node_leave(ni);
break;

14
sys/net80211/ieee80211_ht.c
View File

@ -2243,8 +2243,9 @@ ieee80211_ampdu_stop(struct ieee80211_node *ni, struct ieee80211_tx_ampdu *tap,
tap->txa_flags &= ~IEEE80211_AGGR_BARPEND;
if (IEEE80211_AMPDU_RUNNING(tap)) {
IEEE80211_NOTE(vap, IEEE80211_MSG_ACTION | IEEE80211_MSG_11N,
ni, "%s: stop BA stream for TID %d (reason %d)",
__func__, tap->txa_tid, reason);
ni, "%s: stop BA stream for TID %d (reason: %d (%s))",
__func__, tap->txa_tid, reason,
ieee80211_reason_to_string(reason));
vap->iv_stats.is_ampdu_stop++;
ic->ic_addba_stop(ni, tap);
@ -2255,8 +2256,9 @@ ieee80211_ampdu_stop(struct ieee80211_node *ni, struct ieee80211_tx_ampdu *tap,
IEEE80211_ACTION_BA_DELBA, args);
} else {
IEEE80211_NOTE(vap, IEEE80211_MSG_ACTION | IEEE80211_MSG_11N,
ni, "%s: BA stream for TID %d not running (reason %d)",
__func__, tap->txa_tid, reason);
ni, "%s: BA stream for TID %d not running "
"(reason: %d (%s))", __func__, tap->txa_tid, reason,
ieee80211_reason_to_string(reason));
vap->iv_stats.is_ampdu_stop_failed++;
}
}
@ -2584,8 +2586,8 @@ ht_send_action_ba_delba(struct ieee80211_node *ni,
| args[1]
;
IEEE80211_NOTE(vap, IEEE80211_MSG_ACTION | IEEE80211_MSG_11N, ni,
"send DELBA action: tid %d, initiator %d reason %d",
args[0], args[1], args[2]);
"send DELBA action: tid %d, initiator %d reason %d (%s)",
args[0], args[1], args[2], ieee80211_reason_to_string(args[2]));
IEEE80211_DPRINTF(vap, IEEE80211_MSG_NODE,
"ieee80211_ref_node (%s:%u) %p<%s> refcnt %d\n", __func__, __LINE__,

10
sys/net80211/ieee80211_ioctl.c
View File

@ -1281,18 +1281,20 @@ mlmedebug(struct ieee80211vap *vap, const uint8_t mac[IEEE80211_ADDR_LEN],
if (op == IEEE80211_MLME_AUTH) {
IEEE80211_NOTE_MAC(vap, IEEE80211_MSG_IOCTL |
IEEE80211_MSG_STATE | IEEE80211_MSG_AUTH, mac,
"station authenticate %s via MLME (reason %d)",
"station authenticate %s via MLME (reason: %d (%s))",
reason == IEEE80211_STATUS_SUCCESS ? "ACCEPT" : "REJECT",
reason);
reason, ieee80211_reason_to_string(reason));
} else if (!(IEEE80211_MLME_ASSOC <= op && op <= IEEE80211_MLME_AUTH)) {
IEEE80211_NOTE_MAC(vap, IEEE80211_MSG_ANY, mac,
"unknown MLME request %d (reason %d)", op, reason);
"unknown MLME request %d (reason: %d (%s))", op, reason,
ieee80211_reason_to_string(reason));
} else if (reason == IEEE80211_STATUS_SUCCESS) {
IEEE80211_NOTE_MAC(vap, ops[op].mask, mac,
"station %s via MLME", ops[op].opstr);
} else {
IEEE80211_NOTE_MAC(vap, ops[op].mask, mac,
"station %s via MLME (reason %d)", ops[op].opstr, reason);
"station %s via MLME (reason: %d (%s))", ops[op].opstr,
reason, ieee80211_reason_to_string(reason));
}
#endif /* IEEE80211_DEBUG */
}

4
sys/net80211/ieee80211_mesh.c
View File

@ -2856,8 +2856,8 @@ mesh_send_action_meshpeering_close(struct ieee80211_node *ni,
uint8_t *frm;
IEEE80211_NOTE(vap, IEEE80211_MSG_ACTION | IEEE80211_MSG_MESH, ni,
"send PEER CLOSE action: localid 0x%x, peerid 0x%x reason %d",
args[0], args[1], args[2]);
"send PEER CLOSE action: localid 0x%x, peerid 0x%x reason %d (%s)",
args[0], args[1], args[2], ieee80211_reason_to_string(args[2]));
IEEE80211_DPRINTF(vap, IEEE80211_MSG_NODE,
"ieee80211_ref_node (%s:%u) %p<%s> refcnt %d\n", __func__, __LINE__,

6
sys/net80211/ieee80211_output.c
View File

@ -2317,7 +2317,8 @@ ieee80211_send_mgmt(struct ieee80211_node *ni, int type, int arg)
case IEEE80211_FC0_SUBTYPE_DEAUTH:
IEEE80211_NOTE(vap, IEEE80211_MSG_AUTH, ni,
"send station deauthenticate (reason %d)", arg);
"send station deauthenticate (reason: %d (%s))", arg,
ieee80211_reason_to_string(arg));
m = ieee80211_getmgtframe(&frm,
ic->ic_headroom + sizeof(struct ieee80211_frame),
sizeof(uint16_t));
@ -2537,7 +2538,8 @@ ieee80211_send_mgmt(struct ieee80211_node *ni, int type, int arg)
case IEEE80211_FC0_SUBTYPE_DISASSOC:
IEEE80211_NOTE(vap, IEEE80211_MSG_ASSOC, ni,
"send station disassociate (reason %d)", arg);
"send station disassociate (reason: %d (%s))", arg,
ieee80211_reason_to_string(arg));
m = ieee80211_getmgtframe(&frm,
ic->ic_headroom + sizeof(struct ieee80211_frame),
sizeof(uint16_t));

133
sys/net80211/ieee80211_proto.c
View File

@ -1,6 +1,7 @@
/*-
* Copyright (c) 2001 Atsushi Onoe
* Copyright (c) 2002-2008 Sam Leffler, Errno Consulting
* Copyright (c) 2012 IEEE
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@ -101,6 +102,138 @@ const char *ieee80211_wme_acnames[] = {
"WME_UPSD",
};
/*
* Reason code descriptions were (mostly) obtained from
* IEEE Std 802.11-2012, pp. 442-445 Table 8-36.
*/
const char *
ieee80211_reason_to_string(uint16_t reason)
{
switch (reason) {
case IEEE80211_REASON_UNSPECIFIED:
return ("unspecified");
case IEEE80211_REASON_AUTH_EXPIRE:
return ("previous authentication is expired");
case IEEE80211_REASON_AUTH_LEAVE:
return ("sending STA is leaving/has left IBSS or ESS");
case IEEE80211_REASON_ASSOC_EXPIRE:
return ("disassociated due to inactivity");
case IEEE80211_REASON_ASSOC_TOOMANY:
return ("too many associated STAs");
case IEEE80211_REASON_NOT_AUTHED:
return ("class 2 frame received from nonauthenticated STA");
case IEEE80211_REASON_NOT_ASSOCED:
return ("class 3 frame received from nonassociated STA");
case IEEE80211_REASON_ASSOC_LEAVE:
return ("sending STA is leaving/has left BSS");
case IEEE80211_REASON_ASSOC_NOT_AUTHED:
return ("STA requesting (re)association is not authenticated");
case IEEE80211_REASON_DISASSOC_PWRCAP_BAD:
return ("information in the Power Capability element is "
"unacceptable");
case IEEE80211_REASON_DISASSOC_SUPCHAN_BAD:
return ("information in the Supported Channels element is "
"unacceptable");
case IEEE80211_REASON_IE_INVALID:
return ("invalid element");
case IEEE80211_REASON_MIC_FAILURE:
return ("MIC failure");
case IEEE80211_REASON_4WAY_HANDSHAKE_TIMEOUT:
return ("4-Way handshake timeout");
case IEEE80211_REASON_GROUP_KEY_UPDATE_TIMEOUT:
return ("group key update timeout");
case IEEE80211_REASON_IE_IN_4WAY_DIFFERS:
return ("element in 4-Way handshake different from "
"(re)association request/probe response/beacon frame");
case IEEE80211_REASON_GROUP_CIPHER_INVALID:
return ("invalid group cipher");
case IEEE80211_REASON_PAIRWISE_CIPHER_INVALID:
return ("invalid pairwise cipher");
case IEEE80211_REASON_AKMP_INVALID:
return ("invalid AKMP");
case IEEE80211_REASON_UNSUPP_RSN_IE_VERSION:
return ("unsupported version in RSN IE");
case IEEE80211_REASON_INVALID_RSN_IE_CAP:
return ("invalid capabilities in RSN IE");
case IEEE80211_REASON_802_1X_AUTH_FAILED:
return ("IEEE 802.1X authentication failed");
case IEEE80211_REASON_CIPHER_SUITE_REJECTED:
return ("cipher suite rejected because of the security "
"policy");
case IEEE80211_REASON_UNSPECIFIED_QOS:
return ("unspecified (QoS-related)");
case IEEE80211_REASON_INSUFFICIENT_BW:
return ("QoS AP lacks sufficient bandwidth for this QoS STA");
case IEEE80211_REASON_TOOMANY_FRAMES:
return ("too many frames need to be acknowledged");
case IEEE80211_REASON_OUTSIDE_TXOP:
return ("STA is transmitting outside the limits of its TXOPs");
case IEEE80211_REASON_LEAVING_QBSS:
return ("requested from peer STA (the STA is "
"resetting/leaving the BSS)");
case IEEE80211_REASON_BAD_MECHANISM:
return ("requested from peer STA (it does not want to use "
"the mechanism)");
case IEEE80211_REASON_SETUP_NEEDED:
return ("requested from peer STA (setup is required for the "
"used mechanism)");
case IEEE80211_REASON_TIMEOUT:
return ("requested from peer STA (timeout)");
case IEEE80211_REASON_PEER_LINK_CANCELED:
return ("SME cancels the mesh peering instance (not related "
"to the maximum number of peer mesh STAs)");
case IEEE80211_REASON_MESH_MAX_PEERS:
return ("maximum number of peer mesh STAs was reached");
case IEEE80211_REASON_MESH_CPVIOLATION:
return ("the received information violates the Mesh "
"Configuration policy configured in the mesh STA "
"profile");
case IEEE80211_REASON_MESH_CLOSE_RCVD:
return ("the mesh STA has received a Mesh Peering Close "
"message requesting to close the mesh peering");
case IEEE80211_REASON_MESH_MAX_RETRIES:
return ("the mesh STA has resent dot11MeshMaxRetries Mesh "
"Peering Open messages, without receiving a Mesh "
"Peering Confirm message");
case IEEE80211_REASON_MESH_CONFIRM_TIMEOUT:
return ("the confirmTimer for the mesh peering instance times "
"out");
case IEEE80211_REASON_MESH_INVALID_GTK:
return ("the mesh STA fails to unwrap the GTK or the values "
"in the wrapped contents do not match");
case IEEE80211_REASON_MESH_INCONS_PARAMS:
return ("the mesh STA receives inconsistent information about "
"the mesh parameters between Mesh Peering Management "
"frames");
case IEEE80211_REASON_MESH_INVALID_SECURITY:
return ("the mesh STA fails the authenticated mesh peering "
"exchange because due to failure in selecting "
"pairwise/group ciphersuite");
case IEEE80211_REASON_MESH_PERR_NO_PROXY:
return ("the mesh STA does not have proxy information for "
"this external destination");
case IEEE80211_REASON_MESH_PERR_NO_FI:
return ("the mesh STA does not have forwarding information "
"for this destination");
case IEEE80211_REASON_MESH_PERR_DEST_UNREACH:
return ("the mesh STA determines that the link to the next "
"hop of an active path in its forwarding information "
"is no longer usable");
case IEEE80211_REASON_MESH_MAC_ALRDY_EXISTS_MBSS:
return ("the MAC address of the STA already exists in the "
"mesh BSS");
case IEEE80211_REASON_MESH_CHAN_SWITCH_REG:
return ("the mesh STA performs channel switch to meet "
"regulatory requirements");
case IEEE80211_REASON_MESH_CHAN_SWITCH_UNSPEC:
return ("the mesh STA performs channel switch with "
"unspecified reason");
default:
return ("reserved/unknown");
}
}
static void beacon_miss(void *, int);
static void beacon_swmiss(void *, int);
static void parent_updown(void *, int);

2
sys/net80211/ieee80211_proto.h
View File

@ -51,6 +51,8 @@ extern const char *ieee80211_mgt_subtype_name[];
extern const char *ieee80211_phymode_name[IEEE80211_MODE_MAX];
extern const int ieee80211_opcap[IEEE80211_OPMODE_MAX];
const char *ieee80211_reason_to_string(uint16_t);
void ieee80211_proto_attach(struct ieee80211com *);
void ieee80211_proto_detach(struct ieee80211com *);
void ieee80211_proto_vattach(struct ieee80211vap *);

6
sys/net80211/ieee80211_sta.c
View File

@ -1788,7 +1788,8 @@ sta_recv_mgmt(struct ieee80211_node *ni, struct mbuf *m0, int subtype,
IEEE80211_NODE_STAT(ni, rx_deauth);
IEEE80211_NOTE(vap, IEEE80211_MSG_AUTH, ni,
"recv deauthenticate (reason %d)", reason);
"recv deauthenticate (reason: %d (%s))", reason,
ieee80211_reason_to_string(reason));
ieee80211_new_state(vap, IEEE80211_S_AUTH,
(reason << 8) | IEEE80211_FC0_SUBTYPE_DEAUTH);
break;
@ -1821,7 +1822,8 @@ sta_recv_mgmt(struct ieee80211_node *ni, struct mbuf *m0, int subtype,
IEEE80211_NODE_STAT(ni, rx_disassoc);
IEEE80211_NOTE(vap, IEEE80211_MSG_ASSOC, ni,
"recv disassociate (reason %d)", reason);
"recv disassociate (reason: %d (%s))", reason,
ieee80211_reason_to_string(reason));
ieee80211_new_state(vap, IEEE80211_S_ASSOC, 0);
break;
}