/* \summary: IEEE 802.11 printer */
-#ifdef HAVE_CONFIG_H
#include <config.h>
-#endif
#include "netdissect-stdinc.h"
#define IEEE802_11_STATUS_LEN 2
#define IEEE802_11_REASON_LEN 2
-/* Length of previous AP in reassocation frame */
+/* Length of previous AP in reassociation frame */
#define IEEE802_11_AP_LEN 6
#define T_MGMT 0x0 /* management */
#define T_DATA 0x2 /* data */
#define T_RESV 0x3 /* reserved */
-#define ST_ASSOC_REQUEST 0x0
-#define ST_ASSOC_RESPONSE 0x1
-#define ST_REASSOC_REQUEST 0x2
-#define ST_REASSOC_RESPONSE 0x3
-#define ST_PROBE_REQUEST 0x4
-#define ST_PROBE_RESPONSE 0x5
-/* RESERVED 0x6 */
-/* RESERVED 0x7 */
-#define ST_BEACON 0x8
+#define ST_ASSOC_REQUEST 0x0
+#define ST_ASSOC_RESPONSE 0x1
+#define ST_REASSOC_REQUEST 0x2
+#define ST_REASSOC_RESPONSE 0x3
+#define ST_PROBE_REQUEST 0x4
+#define ST_PROBE_RESPONSE 0x5
+/* RESERVED 0x6 */
+/* RESERVED 0x7 */
+#define ST_BEACON 0x8
#define ST_ATIM 0x9
#define ST_DISASSOC 0xA
#define ST_AUTH 0xB
#define ST_DEAUTH 0xC
#define ST_ACTION 0xD
-/* RESERVED 0xE */
-/* RESERVED 0xF */
+/* RESERVED 0xE */
+/* RESERVED 0xF */
static const struct tok st_str[] = {
{ ST_ASSOC_REQUEST, "Assoc Request" },
struct mgmt_header_t {
nd_uint16_t fc;
- nd_uint16_t duration;
- nd_mac_addr da;
- nd_mac_addr sa;
- nd_mac_addr bssid;
+ nd_uint16_t duration;
+ nd_mac48 da;
+ nd_mac48 sa;
+ nd_mac48 bssid;
nd_uint16_t seq_ctrl;
};
#define CAPABILITY_PRIVACY(cap) ((cap) & 0x0010)
struct ssid_t {
- uint8_t element_id;
- uint8_t length;
+ u_int length;
u_char ssid[33]; /* 32 + 1 for null */
};
struct rates_t {
- uint8_t element_id;
- uint8_t length;
+ u_int length;
uint8_t rate[16];
};
struct challenge_t {
- uint8_t element_id;
- uint8_t length;
+ u_int length;
uint8_t text[254]; /* 1-253 + 1 for null */
};
struct fh_t {
- uint8_t element_id;
- uint8_t length;
+ u_int length;
uint16_t dwell_time;
uint8_t hop_set;
- uint8_t hop_pattern;
+ uint8_t hop_pattern;
uint8_t hop_index;
};
struct ds_t {
- uint8_t element_id;
- uint8_t length;
+ u_int length;
uint8_t channel;
};
struct cf_t {
- uint8_t element_id;
- uint8_t length;
+ u_int length;
uint8_t count;
uint8_t period;
uint16_t max_duration;
- uint16_t dur_remaing;
+ uint16_t dur_remaining;
};
struct tim_t {
- uint8_t element_id;
- uint8_t length;
+ u_int length;
uint8_t count;
uint8_t period;
uint8_t bitmap_control;
uint8_t bitmap[251];
};
-#define E_SSID 0
-#define E_RATES 1
-#define E_FH 2
-#define E_DS 3
-#define E_CF 4
-#define E_TIM 5
-#define E_IBSS 6
-/* reserved 7 */
-/* reserved 8 */
-/* reserved 9 */
-/* reserved 10 */
-/* reserved 11 */
-/* reserved 12 */
-/* reserved 13 */
-/* reserved 14 */
-/* reserved 15 */
-/* reserved 16 */
-
-#define E_CHALLENGE 16
-/* reserved 17 */
-/* reserved 18 */
-/* reserved 19 */
-/* reserved 16 */
-/* reserved 16 */
+struct meshid_t {
+ u_int length;
+ u_char meshid[33]; /* 32 + 1 for null */
+};
+
+#define E_SSID 0
+#define E_RATES 1
+#define E_FH 2
+#define E_DS 3
+#define E_CF 4
+#define E_TIM 5
+#define E_IBSS 6
+/* reserved 7 */
+/* reserved 8 */
+/* reserved 9 */
+/* reserved 10 */
+/* reserved 11 */
+/* reserved 12 */
+/* reserved 13 */
+/* reserved 14 */
+/* reserved 15 */
+/* reserved 16 */
+
+#define E_CHALLENGE 16
+/* reserved 17 */
+/* reserved 18 */
+/* reserved 19 */
+/* reserved 16 */
+/* reserved 16 */
+#define E_MESHID 114
struct mgmt_body_t {
- uint8_t timestamp[IEEE802_11_TSTAMP_LEN];
- uint16_t beacon_interval;
- uint16_t listen_interval;
- uint16_t status_code;
- uint16_t aid;
+ uint8_t timestamp[IEEE802_11_TSTAMP_LEN];
+ uint16_t beacon_interval;
+ uint16_t listen_interval;
+ uint16_t status_code;
+ uint16_t aid;
u_char ap[IEEE802_11_AP_LEN];
uint16_t reason_code;
uint16_t auth_alg;
int ssid_present;
struct ssid_t ssid;
int rates_present;
- struct rates_t rates;
+ struct rates_t rates;
int ds_present;
struct ds_t ds;
int cf_present;
struct fh_t fh;
int tim_present;
struct tim_t tim;
+ int meshid_present;
+ struct meshid_t meshid;
};
struct ctrl_control_wrapper_hdr_t {
nd_uint16_t fc;
nd_uint16_t duration;
- nd_mac_addr addr1;
+ nd_mac48 addr1;
nd_uint16_t carried_fc[IEEE802_11_CARRIED_FC_LEN];
nd_uint16_t ht_control[IEEE802_11_HT_CONTROL_LEN];
};
struct ctrl_rts_hdr_t {
nd_uint16_t fc;
nd_uint16_t duration;
- nd_mac_addr ra;
- nd_mac_addr ta;
+ nd_mac48 ra;
+ nd_mac48 ta;
};
#define CTRL_RTS_HDRLEN (IEEE802_11_FC_LEN+IEEE802_11_DUR_LEN+\
struct ctrl_cts_hdr_t {
nd_uint16_t fc;
nd_uint16_t duration;
- nd_mac_addr ra;
+ nd_mac48 ra;
};
#define CTRL_CTS_HDRLEN (IEEE802_11_FC_LEN+IEEE802_11_DUR_LEN+IEEE802_11_RA_LEN)
struct ctrl_ack_hdr_t {
nd_uint16_t fc;
nd_uint16_t duration;
- nd_mac_addr ra;
+ nd_mac48 ra;
};
#define CTRL_ACK_HDRLEN (IEEE802_11_FC_LEN+IEEE802_11_DUR_LEN+IEEE802_11_RA_LEN)
struct ctrl_ps_poll_hdr_t {
nd_uint16_t fc;
nd_uint16_t aid;
- nd_mac_addr bssid;
- nd_mac_addr ta;
+ nd_mac48 bssid;
+ nd_mac48 ta;
};
#define CTRL_PS_POLL_HDRLEN (IEEE802_11_FC_LEN+IEEE802_11_AID_LEN+\
struct ctrl_end_hdr_t {
nd_uint16_t fc;
nd_uint16_t duration;
- nd_mac_addr ra;
- nd_mac_addr bssid;
+ nd_mac48 ra;
+ nd_mac48 bssid;
};
#define CTRL_END_HDRLEN (IEEE802_11_FC_LEN+IEEE802_11_DUR_LEN+\
struct ctrl_end_ack_hdr_t {
nd_uint16_t fc;
nd_uint16_t duration;
- nd_mac_addr ra;
- nd_mac_addr bssid;
+ nd_mac48 ra;
+ nd_mac48 bssid;
};
#define CTRL_END_ACK_HDRLEN (IEEE802_11_FC_LEN+IEEE802_11_DUR_LEN+\
struct ctrl_ba_hdr_t {
nd_uint16_t fc;
nd_uint16_t duration;
- nd_mac_addr ra;
+ nd_mac48 ra;
+ nd_mac48 ta;
};
-#define CTRL_BA_HDRLEN (IEEE802_11_FC_LEN+IEEE802_11_DUR_LEN+IEEE802_11_RA_LEN)
+#define CTRL_BA_HDRLEN (IEEE802_11_FC_LEN+IEEE802_11_DUR_LEN+\
+ IEEE802_11_RA_LEN+IEEE802_11_TA_LEN)
struct ctrl_bar_hdr_t {
nd_uint16_t fc;
nd_uint16_t dur;
- nd_mac_addr ra;
- nd_mac_addr ta;
+ nd_mac48 ra;
+ nd_mac48 ta;
nd_uint16_t ctl;
nd_uint16_t seq;
};
nd_uint8_t flags;
nd_uint8_t ttl;
nd_uint32_t seq;
- nd_mac_addr addr4;
- nd_mac_addr addr5;
- nd_mac_addr addr6;
+ nd_mac48 addr4;
+ nd_mac48 addr5;
+ nd_mac48 addr6;
};
#define IV_IV(iv) ((iv) & 0xFFFFFF)
#define PRINT_SSID(p) \
if (p.ssid_present) { \
ND_PRINT(" ("); \
- fn_print(ndo, p.ssid.ssid, NULL); \
+ fn_print_str(ndo, p.ssid.ssid); \
ND_PRINT(")"); \
}
ND_PRINT("%s%2.1f%s", _sep, (.5 * ((_r) & 0x7f)), _suf)
#define PRINT_RATES(p) \
if (p.rates_present) { \
- int z; \
const char *sep = " ["; \
- for (z = 0; z < p.rates.length ; z++) { \
- PRINT_RATE(sep, p.rates.rate[z], \
- (p.rates.rate[z] & 0x80 ? "*" : "")); \
- sep = " "; \
- } \
- if (p.rates.length != 0) \
+ if (p.rates.length != 0) { \
+ for (u_int z = 0; z < p.rates.length ; z++) { \
+ PRINT_RATE(sep, p.rates.rate[z], \
+ (p.rates.rate[z] & 0x80 ? "*" : "")); \
+ sep = " "; \
+ } \
ND_PRINT(" Mbit]"); \
+ } \
}
#define PRINT_DS_CHANNEL(p) \
ND_PRINT("%s", \
CAPABILITY_PRIVACY(p.capability_info) ? ", PRIVACY" : "");
+#define PRINT_MESHID(p) \
+ if (p.meshid_present) { \
+ ND_PRINT(" (MESHID: "); \
+ fn_print_str(ndo, p.meshid.meshid); \
+ ND_PRINT(")"); \
+ }
+
#define MAX_MCS_INDEX 76
/*
static const char *status_text[] = {
"Successful", /* 0 */
"Unspecified failure", /* 1 */
- "Reserved", /* 2 */
- "Reserved", /* 3 */
+ "TDLS wakeup schedule rejected but alternative schedule "
+ "provided", /* 2 */
+ "TDLS wakeup schedule rejected",/* 3 */
"Reserved", /* 4 */
- "Reserved", /* 5 */
- "Reserved", /* 6 */
- "Reserved", /* 7 */
+ "Security disabled", /* 5 */
+ "Unacceptable lifetime", /* 6 */
+ "Not in same BSS", /* 7 */
"Reserved", /* 8 */
"Reserved", /* 9 */
"Cannot Support all requested capabilities in the Capability "
- "Information field", /* 10 */
+ "Information field", /* 10 */
"Reassociation denied due to inability to confirm that association "
"exists", /* 11 */
- "Association denied due to reason outside the scope of the "
+ "Association denied due to reason outside the scope of this "
"standard", /* 12 */
- "Responding station does not support the specified authentication "
- "algorithm ", /* 13 */
+ "Responding STA does not support the specified authentication "
+ "algorithm", /* 13 */
"Received an Authentication frame with authentication transaction "
"sequence number out of expected sequence", /* 14 */
"Authentication rejected because of challenge failure", /* 15 */
"Authentication rejected due to timeout waiting for next frame in "
- "sequence", /* 16 */
- "Association denied because AP is unable to handle additional"
- "associated stations", /* 17 */
- "Association denied due to requesting station not supporting all of "
- "the data rates in BSSBasicRateSet parameter", /* 18 */
- "Association denied due to requesting station not supporting "
- "short preamble operation", /* 19 */
- "Association denied due to requesting station not supporting "
- "PBCC encoding", /* 20 */
- "Association denied due to requesting station not supporting "
- "channel agility", /* 21 */
+ "sequence", /* 16 */
+ "Association denied because AP is unable to handle "
+ "additional associated STAs", /* 17 */
+ "Association denied due to requesting STA not supporting "
+ "all of the data rates in the BSSBasicRateSet parameter, "
+ "the Basic HT-MCS Set field of the HT Operation "
+ "parameter, or the Basic VHT-MCS and NSS Set field in "
+ "the VHT Operation parameter", /* 18 */
+ "Association denied due to requesting STA not supporting "
+ "the short preamble option", /* 19 */
+ "Reserved", /* 20 */
+ "Reserved", /* 21 */
"Association request rejected because Spectrum Management "
"capability is required", /* 22 */
"Association request rejected because the information in the "
"Power Capability element is unacceptable", /* 23 */
"Association request rejected because the information in the "
"Supported Channels element is unacceptable", /* 24 */
- "Association denied due to requesting station not supporting "
- "short slot operation", /* 25 */
- "Association denied due to requesting station not supporting "
- "DSSS-OFDM operation", /* 26 */
+ "Association denied due to requesting STA not supporting "
+ "the Short Slot Time option", /* 25 */
+ "Reserved", /* 26 */
"Association denied because the requested STA does not support HT "
"features", /* 27 */
- "Reserved", /* 28 */
- "Association denied because the requested STA does not support "
- "the PCO transition time required by the AP", /* 29 */
- "Reserved", /* 30 */
- "Reserved", /* 31 */
+ "R0KH unreachable", /* 28 */
+ "Association denied because the requesting STA does not "
+ "support the phased coexistence operation (PCO) "
+ "transition time required by the AP", /* 29 */
+ "Association request rejected temporarily; try again "
+ "later", /* 30 */
+ "Robust management frame policy violation", /* 31 */
"Unspecified, QoS-related failure", /* 32 */
- "Association denied due to QAP having insufficient bandwidth "
- "to handle another QSTA", /* 33 */
+ "Association denied because QoS AP or PCP has "
+ "insufficient bandwidth to handle another QoS "
+ "STA", /* 33 */
"Association denied due to excessive frame loss rates and/or "
"poor conditions on current operating channel", /* 34 */
- "Association (with QBSS) denied due to requesting station not "
- "supporting the QoS facility", /* 35 */
- "Association denied due to requesting station not supporting "
- "Block Ack", /* 36 */
+ "Association (with QoS BSS) denied because the requesting STA "
+ "does not support the QoS facility", /* 35 */
+ "Reserved", /* 36 */
"The request has been declined", /* 37 */
"The request has not been successful as one or more parameters "
"have invalid values", /* 38 */
- "The TS has not been created because the request cannot be honored. "
- "Try again with the suggested changes to the TSPEC", /* 39 */
- "Invalid Information Element", /* 40 */
- "Group Cipher is not valid", /* 41 */
- "Pairwise Cipher is not valid", /* 42 */
- "AKMP is not valid", /* 43 */
- "Unsupported RSN IE version", /* 44 */
- "Invalid RSN IE Capabilities", /* 45 */
- "Cipher suite is rejected per security policy", /* 46 */
- "The TS has not been created. However, the HC may be capable of "
- "creating a TS, in response to a request, after the time indicated "
- "in the TS Delay element", /* 47 */
+ "The allocation or TS has not been created because the request "
+ "cannot be honored; however, a suggested TSPEC/DMG TSPEC is "
+ "provided so that the initiating STA can attempt to set "
+ "another allocation or TS with the suggested changes to the "
+ "TSPEC/DMG TSPEC", /* 39 */
+ "Invalid element, i.e., an element defined in this standard "
+ "for which the content does not meet the specifications in "
+ "Clause 9", /* 40 */
+ "Invalid group cipher", /* 41 */
+ "Invalid pairwise cipher", /* 42 */
+ "Invalid AKMP", /* 43 */
+ "Unsupported RSNE version", /* 44 */
+ "Invalid RSNE capabilities", /* 45 */
+ "Cipher suite rejected because of security policy", /* 46 */
+ "The TS or allocation has not been created; however, the "
+ "HC or PCP might be capable of creating a TS or "
+ "allocation, in response to a request, after the time "
+ "indicated in the TS Delay element", /* 47 */
"Direct Link is not allowed in the BSS by policy", /* 48 */
- "Destination STA is not present within this QBSS.", /* 49 */
- "The Destination STA is not a QSTA.", /* 50 */
-
+ "The Destination STA is not present within this BSS", /* 49 */
+ "The Destination STA is not a QoS STA", /* 50 */
+
+ "Association denied because the listen interval is "
+ "too large", /* 51 */
+ "Invalid FT Action frame count", /* 52 */
+ "Invalid pairwise master key identifier (PMKID)", /* 53 */
+ "Invalid MDE", /* 54 */
+ "Invalid FTE", /* 55 */
+ "Requested TCLAS processing is not supported by the AP "
+ "or PCP", /* 56 */
+ "The AP or PCP has insufficient TCLAS processing "
+ "resources to satisfy the request", /* 57 */
+ "The TS has not been created because the request "
+ "cannot be honored; however, the HC or PCP suggests "
+ "that the STA transition to a different BSS to set up "
+ "the TS", /* 58 */
+ "GAS Advertisement Protocol not supported", /* 59 */
+ "No outstanding GAS request", /* 60 */
+ "GAS Response not received from the Advertisement "
+ "Server", /* 61 */
+ "STA timed out waiting for GAS Query Response", /* 62 */
+ "LARGE GAS Response is larger than query response "
+ "length limit", /* 63 */
+ "Request refused because home network does not support "
+ "request", /* 64 */
+ "Advertisement Server in the network is not currently "
+ "reachable", /* 65 */
+ "Reserved", /* 66 */
+ "Request refused due to permissions received via SSPN "
+ "interface", /* 67 */
+ "Request refused because the AP or PCP does not "
+ "support unauthenticated access", /* 68 */
+ "Reserved", /* 69 */
+ "Reserved", /* 70 */
+ "Reserved", /* 71 */
+ "Invalid contents of RSNE", /* 72 */
+ "U-APSD coexistence is not supported", /* 73 */
+ "Requested U-APSD coexistence mode is not supported", /* 74 */
+ "Requested Interval/Duration value cannot be "
+ "supported with U-APSD coexistence", /* 75 */
+ "Authentication is rejected because an Anti-Clogging "
+ "Token is required", /* 76 */
+ "Authentication is rejected because the offered "
+ "finite cyclic group is not supported", /* 77 */
+ "The TBTT adjustment request has not been successful "
+ "because the STA could not find an alternative TBTT", /* 78 */
+ "Transmission failure", /* 79 */
+ "Requested TCLAS Not Supported", /* 80 */
+ "TCLAS Resources Exhausted", /* 81 */
+ "Rejected with Suggested BSS transition", /* 82 */
+ "Reject with recommended schedule", /* 83 */
+ "Reject because no wakeup schedule specified", /* 84 */
+ "Success, the destination STA is in power save mode", /* 85 */
+ "FST pending, in process of admitting FST session", /* 86 */
+ "Performing FST now", /* 87 */
+ "FST pending, gap(s) in block ack window", /* 88 */
+ "Reject because of U-PID setting", /* 89 */
+ "Reserved", /* 90 */
+ "Reserved", /* 91 */
+ "(Re)Association refused for some external reason", /* 92 */
+ "(Re)Association refused because of memory limits "
+ "at the AP", /* 93 */
+ "(Re)Association refused because emergency services "
+ "are not supported at the AP", /* 94 */
+ "GAS query response not yet received", /* 95 */
+ "Reject since the request is for transition to a "
+ "frequency band subject to DSE procedures and "
+ "FST Initiator is a dependent STA", /* 96 */
+ "Requested TCLAS processing has been terminated by "
+ "the AP", /* 97 */
+ "The TS schedule conflicts with an existing "
+ "schedule; an alternative schedule is provided", /* 98 */
+ "The association has been denied; however, one or "
+ "more Multi-band elements are included that can "
+ "be used by the receiving STA to join the BSS", /* 99 */
+ "The request failed due to a reservation conflict", /* 100 */
+ "The request failed due to exceeded MAF limit", /* 101 */
+ "The request failed due to exceeded MCCA track "
+ "limit", /* 102 */
+ "Association denied because the information in the"
+ "Spectrum Management field is unacceptable", /* 103 */
+ "Association denied because the requesting STA "
+ "does not support VHT features", /* 104 */
+ "Enablement denied", /* 105 */
+ "Enablement denied due to restriction from an "
+ "authorized GDB", /* 106 */
+ "Authorization deenabled", /* 107 */
};
#define NUM_STATUSES (sizeof(status_text) / sizeof(status_text[0]))
static const char *reason_text[] = {
"Reserved", /* 0 */
"Unspecified reason", /* 1 */
- "Previous authentication no longer valid", /* 2 */
- "Deauthenticated because sending station is leaving (or has left) "
+ "Previous authentication no longer valid", /* 2 */
+ "Deauthenticated because sending STA is leaving (or has left) "
"IBSS or ESS", /* 3 */
"Disassociated due to inactivity", /* 4 */
"Disassociated because AP is unable to handle all currently "
- " associated stations", /* 5 */
- "Class 2 frame received from nonauthenticated station", /* 6 */
- "Class 3 frame received from nonassociated station", /* 7 */
- "Disassociated because sending station is leaving "
+ " associated STAs", /* 5 */
+ "Class 2 frame received from nonauthenticated STA", /* 6 */
+ "Class 3 frame received from nonassociated STA", /* 7 */
+ "Disassociated because sending STA is leaving "
"(or has left) BSS", /* 8 */
- "Station requesting (re)association is not authenticated with "
- "responding station", /* 9 */
+ "STA requesting (re)association is not authenticated with "
+ "responding STA", /* 9 */
"Disassociated because the information in the Power Capability "
"element is unacceptable", /* 10 */
- "Disassociated because the information in the SupportedChannels "
+ "Disassociated because the information in the Supported Channels "
"element is unacceptable", /* 11 */
- "Invalid Information Element", /* 12 */
- "Reserved", /* 13 */
- "Michael MIC failure", /* 14 */
+ "Disassociated due to BSS transition management", /* 12 */
+ "Invalid element, i.e., an element defined in this standard for "
+ "which the content does not meet the specifications "
+ "in Clause 9", /* 13 */
+ "Message integrity code (MIC) failure", /* 14 */
"4-Way Handshake timeout", /* 15 */
- "Group key update timeout", /* 16 */
+ "Group key handshake timeout", /* 16 */
"Information element in 4-Way Handshake different from (Re)Association"
- "Request/Probe Response/Beacon", /* 17 */
- "Group Cipher is not valid", /* 18 */
- "AKMP is not valid", /* 20 */
- "Unsupported RSN IE version", /* 21 */
- "Invalid RSN IE Capabilities", /* 22 */
- "IEEE 802.1X Authentication failed", /* 23 */
- "Cipher suite is rejected per security policy", /* 24 */
- "Reserved", /* 25 */
- "Reserved", /* 26 */
- "Reserved", /* 27 */
- "Reserved", /* 28 */
- "Reserved", /* 29 */
- "Reserved", /* 30 */
+ "Request/Probe Response/Beacon frame", /* 17 */
+ "Invalid group cipher", /* 18 */
+ "Invalid pairwise cipher", /* 19 */
+ "Invalid AKMP", /* 20 */
+ "Unsupported RSNE version", /* 21 */
+ "Invalid RSNE capabilities", /* 22 */
+ "IEEE 802.1X authentication failed", /* 23 */
+ "Cipher suite rejected because of the security policy", /* 24 */
+ "TDLS direct-link teardown due to TDLS peer STA "
+ "unreachable via the TDLS direct link", /* 25 */
+ "TDLS direct-link teardown for unspecified reason", /* 26 */
+ "Disassociated because session terminated by SSP request",/* 27 */
+ "Disassociated because of lack of SSP roaming agreement",/* 28 */
+ "Requested service rejected because of SSP cipher suite or "
+ "AKM requirement", /* 29 */
+ "Requested service not authorized in this location", /* 30 */
"TS deleted because QoS AP lacks sufficient bandwidth for this "
"QoS STA due to a change in BSS service characteristics or "
"operational mode (e.g. an HT BSS change from 40 MHz channel "
"Disassociated because QoS AP lacks sufficient bandwidth for this "
"QoS STA", /* 33 */
"Disassociated because of excessive number of frames that need to be "
- "acknowledged, but are not acknowledged for AP transmissions "
+ "acknowledged, but are not acknowledged due to AP transmissions "
"and/or poor channel conditions", /* 34 */
"Disassociated because STA is transmitting outside the limits "
"of its TXOPs", /* 35 */
"Reserved", /* 43 */
"Reserved", /* 44 */
"Peer STA does not support the requested cipher suite", /* 45 */
- "Association denied due to requesting STA not supporting HT "
- "features", /* 46 */
+ "In a DLS Teardown frame: The teardown was initiated by the "
+ "DLS peer. In a Disassociation frame: Disassociated because "
+ "authorized access limit reached", /* 46 */
+ "In a DLS Teardown frame: The teardown was initiated by the "
+ "AP. In a Disassociation frame: Disassociated due to external "
+ "service requirements", /* 47 */
+ "Invalid FT Action frame count", /* 48 */
+ "Invalid pairwise master key identifier (PMKID)", /* 49 */
+ "Invalid MDE", /* 50 */
+ "Invalid FTE", /* 51 */
+ "Mesh peering canceled for unknown reasons", /* 52 */
+ "The mesh STA has reached the supported maximum number of "
+ "peer mesh STAs", /* 53 */
+ "The received information violates the Mesh Configuration "
+ "policy configured in the mesh STA profile", /* 54 */
+ "The mesh STA has received a Mesh Peering Close frame "
+ "requesting to close the mesh peering", /* 55 */
+ "The mesh STA has resent dot11MeshMaxRetries Mesh "
+ "Peering Open frames, without receiving a Mesh Peering "
+ "Confirm frame", /* 56 */
+ "The confirmTimer for the mesh peering instance times out", /* 57 */
+ "The mesh STA fails to unwrap the GTK or the values in the "
+ "wrapped contents do not match", /* 58 */
+ "The mesh STA receives inconsistent information about the "
+ "mesh parameters between mesh peering Management frames", /* 59 */
+ "The mesh STA fails the authenticated mesh peering exchange "
+ "because due to failure in selecting either the pairwise "
+ "ciphersuite or group ciphersuite", /* 60 */
+ "The mesh STA does not have proxy information for this "
+ "external destination", /* 61 */
+ "The mesh STA does not have forwarding information for this "
+ "destination", /* 62 */
+ "The mesh STA determines that the link to the next hop of an "
+ "active path in its forwarding information is no longer "
+ "usable", /* 63 */
+ "The Deauthentication frame was sent because the MAC "
+ "address of the STA already exists in the mesh BSS", /* 64 */
+ "The mesh STA performs channel switch to meet regulatory "
+ "requirements", /* 65 */
+ "The mesh STA performs channel switching with unspecified "
+ "reason", /* 66 */
};
#define NUM_REASONS (sizeof(reason_text) / sizeof(reason_text[0]))
static int
wep_print(netdissect_options *ndo,
- const u_char *p)
+ const u_char *p)
{
uint32_t iv;
- if (!ND_TTEST_LEN(p, IEEE802_11_IV_LEN + IEEE802_11_KID_LEN))
- return 0;
- iv = EXTRACT_LE_U_4(p);
+ ND_TCHECK_LEN(p, IEEE802_11_IV_LEN + IEEE802_11_KID_LEN);
+ iv = GET_LE_U_4(p);
ND_PRINT(" IV:%3x Pad %x KeyID %x", IV_IV(iv), IV_PAD(iv),
IV_KEYID(iv));
return 1;
+trunc:
+ return 0;
}
static int
parse_elements(netdissect_options *ndo,
- struct mgmt_body_t *pbody, const u_char *p, int offset,
- u_int length)
+ struct mgmt_body_t *pbody, const u_char *p, int offset,
+ u_int length)
{
u_int elementlen;
struct ssid_t ssid;
struct ds_t ds;
struct cf_t cf;
struct tim_t tim;
+ struct meshid_t meshid;
/*
* We haven't seen any elements yet.
pbody->ds_present = 0;
pbody->cf_present = 0;
pbody->tim_present = 0;
+ pbody->meshid_present = 0;
while (length != 0) {
/* Make sure we at least have the element ID and length. */
- if (!ND_TTEST_2(p + offset))
- return 0;
+ ND_TCHECK_2(p + offset);
if (length < 2)
- return 0;
- elementlen = EXTRACT_U_1(p + offset + 1);
+ goto trunc;
+ elementlen = GET_U_1(p + offset + 1);
/* Make sure we have the entire element. */
- if (!ND_TTEST_LEN(p + offset + 2, elementlen))
- return 0;
+ ND_TCHECK_LEN(p + offset + 2, elementlen);
if (length < elementlen + 2)
- return 0;
+ goto trunc;
- switch (EXTRACT_U_1(p + offset)) {
+ switch (GET_U_1(p + offset)) {
case E_SSID:
- memcpy(&ssid, p + offset, 2);
+ ssid.length = elementlen;
offset += 2;
length -= 2;
if (ssid.length != 0) {
}
break;
case E_CHALLENGE:
- memcpy(&challenge, p + offset, 2);
+ challenge.length = elementlen;
offset += 2;
length -= 2;
if (challenge.length != 0) {
}
break;
case E_RATES:
- memcpy(&rates, p + offset, 2);
+ rates.length = elementlen;
offset += 2;
length -= 2;
if (rates.length != 0) {
}
break;
case E_DS:
- memcpy(&ds, p + offset, 2);
+ ds.length = elementlen;
offset += 2;
length -= 2;
if (ds.length != 1) {
length -= ds.length;
break;
}
- ds.channel = EXTRACT_U_1(p + offset);
+ ds.channel = GET_U_1(p + offset);
offset += 1;
length -= 1;
/*
}
break;
case E_CF:
- memcpy(&cf, p + offset, 2);
+ cf.length = elementlen;
offset += 2;
length -= 2;
if (cf.length != 6) {
length -= cf.length;
break;
}
- memcpy(&cf.count, p + offset, 6);
- offset += 6;
- length -= 6;
+ cf.count = GET_U_1(p + offset);
+ offset += 1;
+ length -= 1;
+ cf.period = GET_U_1(p + offset);
+ offset += 1;
+ length -= 1;
+ cf.max_duration = GET_LE_U_2(p + offset);
+ offset += 2;
+ length -= 2;
+ cf.dur_remaining = GET_LE_U_2(p + offset);
+ offset += 2;
+ length -= 2;
/*
* Present and not truncated.
*
}
break;
case E_TIM:
- memcpy(&tim, p + offset, 2);
+ tim.length = elementlen;
offset += 2;
length -= 2;
if (tim.length <= 3U) {
}
if (tim.length - 3U > sizeof(tim.bitmap))
return 0;
- memcpy(&tim.count, p + offset, 3);
- offset += 3;
- length -= 3;
-
+ tim.count = GET_U_1(p + offset);
+ offset += 1;
+ length -= 1;
+ tim.period = GET_U_1(p + offset);
+ offset += 1;
+ length -= 1;
+ tim.bitmap_control = GET_U_1(p + offset);
+ offset += 1;
+ length -= 1;
memcpy(tim.bitmap, p + offset, tim.length - 3);
offset += tim.length - 3;
length -= tim.length - 3;
pbody->tim_present = 1;
}
break;
+ case E_MESHID:
+ meshid.length = elementlen;
+ offset += 2;
+ length -= 2;
+ if (meshid.length != 0) {
+ if (meshid.length > sizeof(meshid.meshid) - 1)
+ return 0;
+ memcpy(&meshid.meshid, p + offset, meshid.length);
+ offset += meshid.length;
+ length -= meshid.length;
+ }
+ meshid.meshid[meshid.length] = '\0';
+ /*
+ * Present and not truncated.
+ *
+ * If we haven't already seen a MESHID IE,
+ * copy this one, otherwise ignore this one,
+ * so we later report the first one we saw.
+ */
+ if (!pbody->meshid_present) {
+ pbody->meshid = meshid;
+ pbody->meshid_present = 1;
+ }
+ break;
default:
#if 0
ND_PRINT("(1) unhandled element_id (%u) ",
- EXTRACT_U_1(p + offset));
+ GET_U_1(p + offset));
#endif
offset += 2 + elementlen;
length -= 2 + elementlen;
/* No problems found. */
return 1;
+trunc:
+ return 0;
}
/*********************************************************************************
static int
handle_beacon(netdissect_options *ndo,
- const u_char *p, u_int length)
+ const u_char *p, u_int length)
{
struct mgmt_body_t pbody;
int offset = 0;
memset(&pbody, 0, sizeof(pbody));
- if (!ND_TTEST_LEN(p, IEEE802_11_TSTAMP_LEN + IEEE802_11_BCNINT_LEN + IEEE802_11_CAPINFO_LEN))
- return 0;
+ ND_TCHECK_LEN(p, IEEE802_11_TSTAMP_LEN + IEEE802_11_BCNINT_LEN +
+ IEEE802_11_CAPINFO_LEN);
if (length < IEEE802_11_TSTAMP_LEN + IEEE802_11_BCNINT_LEN +
IEEE802_11_CAPINFO_LEN)
- return 0;
+ goto trunc;
memcpy(&pbody.timestamp, p, IEEE802_11_TSTAMP_LEN);
offset += IEEE802_11_TSTAMP_LEN;
length -= IEEE802_11_TSTAMP_LEN;
- pbody.beacon_interval = EXTRACT_LE_U_2(p + offset);
+ pbody.beacon_interval = GET_LE_U_2(p + offset);
offset += IEEE802_11_BCNINT_LEN;
length -= IEEE802_11_BCNINT_LEN;
- pbody.capability_info = EXTRACT_LE_U_2(p + offset);
+ pbody.capability_info = GET_LE_U_2(p + offset);
offset += IEEE802_11_CAPINFO_LEN;
length -= IEEE802_11_CAPINFO_LEN;
ND_PRINT(" %s",
CAPABILITY_ESS(pbody.capability_info) ? "ESS" : "IBSS");
PRINT_DS_CHANNEL(pbody);
+ PRINT_MESHID(pbody);
return ret;
+trunc:
+ return 0;
}
static int
handle_assoc_request(netdissect_options *ndo,
- const u_char *p, u_int length)
+ const u_char *p, u_int length)
{
struct mgmt_body_t pbody;
int offset = 0;
memset(&pbody, 0, sizeof(pbody));
- if (!ND_TTEST_LEN(p, IEEE802_11_CAPINFO_LEN + IEEE802_11_LISTENINT_LEN))
- return 0;
+ ND_TCHECK_LEN(p, IEEE802_11_CAPINFO_LEN + IEEE802_11_LISTENINT_LEN);
if (length < IEEE802_11_CAPINFO_LEN + IEEE802_11_LISTENINT_LEN)
- return 0;
- pbody.capability_info = EXTRACT_LE_U_2(p);
+ goto trunc;
+ pbody.capability_info = GET_LE_U_2(p);
offset += IEEE802_11_CAPINFO_LEN;
length -= IEEE802_11_CAPINFO_LEN;
- pbody.listen_interval = EXTRACT_LE_U_2(p + offset);
+ pbody.listen_interval = GET_LE_U_2(p + offset);
offset += IEEE802_11_LISTENINT_LEN;
length -= IEEE802_11_LISTENINT_LEN;
PRINT_SSID(pbody);
PRINT_RATES(pbody);
return ret;
+trunc:
+ return 0;
}
static int
handle_assoc_response(netdissect_options *ndo,
- const u_char *p, u_int length)
+ const u_char *p, u_int length)
{
struct mgmt_body_t pbody;
int offset = 0;
memset(&pbody, 0, sizeof(pbody));
- if (!ND_TTEST_LEN(p, IEEE802_11_CAPINFO_LEN + IEEE802_11_STATUS_LEN + IEEE802_11_AID_LEN))
- return 0;
+ ND_TCHECK_LEN(p, IEEE802_11_CAPINFO_LEN + IEEE802_11_STATUS_LEN +
+ IEEE802_11_AID_LEN);
if (length < IEEE802_11_CAPINFO_LEN + IEEE802_11_STATUS_LEN +
IEEE802_11_AID_LEN)
- return 0;
- pbody.capability_info = EXTRACT_LE_U_2(p);
+ goto trunc;
+ pbody.capability_info = GET_LE_U_2(p);
offset += IEEE802_11_CAPINFO_LEN;
length -= IEEE802_11_CAPINFO_LEN;
- pbody.status_code = EXTRACT_LE_U_2(p + offset);
+ pbody.status_code = GET_LE_U_2(p + offset);
offset += IEEE802_11_STATUS_LEN;
length -= IEEE802_11_STATUS_LEN;
- pbody.aid = EXTRACT_LE_U_2(p + offset);
+ pbody.aid = GET_LE_U_2(p + offset);
offset += IEEE802_11_AID_LEN;
length -= IEEE802_11_AID_LEN;
: "n/a"));
return ret;
+trunc:
+ return 0;
}
static int
handle_reassoc_request(netdissect_options *ndo,
- const u_char *p, u_int length)
+ const u_char *p, u_int length)
{
struct mgmt_body_t pbody;
int offset = 0;
memset(&pbody, 0, sizeof(pbody));
- if (!ND_TTEST_LEN(p, IEEE802_11_CAPINFO_LEN + IEEE802_11_LISTENINT_LEN + IEEE802_11_AP_LEN))
- return 0;
+ ND_TCHECK_LEN(p, IEEE802_11_CAPINFO_LEN + IEEE802_11_LISTENINT_LEN +
+ IEEE802_11_AP_LEN);
if (length < IEEE802_11_CAPINFO_LEN + IEEE802_11_LISTENINT_LEN +
IEEE802_11_AP_LEN)
- return 0;
- pbody.capability_info = EXTRACT_LE_U_2(p);
+ goto trunc;
+ pbody.capability_info = GET_LE_U_2(p);
offset += IEEE802_11_CAPINFO_LEN;
length -= IEEE802_11_CAPINFO_LEN;
- pbody.listen_interval = EXTRACT_LE_U_2(p + offset);
+ pbody.listen_interval = GET_LE_U_2(p + offset);
offset += IEEE802_11_LISTENINT_LEN;
length -= IEEE802_11_LISTENINT_LEN;
memcpy(&pbody.ap, p+offset, IEEE802_11_AP_LEN);
ret = parse_elements(ndo, &pbody, p, offset, length);
PRINT_SSID(pbody);
- ND_PRINT(" AP : %s", etheraddr_string(ndo, pbody.ap ));
+ ND_PRINT(" AP : %s", mac48_string(ndo, pbody.ap ));
return ret;
+trunc:
+ return 0;
}
static int
handle_reassoc_response(netdissect_options *ndo,
- const u_char *p, u_int length)
+ const u_char *p, u_int length)
{
- /* Same as a Association Reponse */
+ /* Same as a Association Response */
return handle_assoc_response(ndo, p, length);
}
static int
handle_probe_request(netdissect_options *ndo,
- const u_char *p, u_int length)
+ const u_char *p, u_int length)
{
struct mgmt_body_t pbody;
int offset = 0;
static int
handle_probe_response(netdissect_options *ndo,
- const u_char *p, u_int length)
+ const u_char *p, u_int length)
{
struct mgmt_body_t pbody;
int offset = 0;
memset(&pbody, 0, sizeof(pbody));
- if (!ND_TTEST_LEN(p, IEEE802_11_TSTAMP_LEN + IEEE802_11_BCNINT_LEN + IEEE802_11_CAPINFO_LEN))
- return 0;
+ ND_TCHECK_LEN(p, IEEE802_11_TSTAMP_LEN + IEEE802_11_BCNINT_LEN +
+ IEEE802_11_CAPINFO_LEN);
if (length < IEEE802_11_TSTAMP_LEN + IEEE802_11_BCNINT_LEN +
IEEE802_11_CAPINFO_LEN)
- return 0;
+ goto trunc;
memcpy(&pbody.timestamp, p, IEEE802_11_TSTAMP_LEN);
offset += IEEE802_11_TSTAMP_LEN;
length -= IEEE802_11_TSTAMP_LEN;
- pbody.beacon_interval = EXTRACT_LE_U_2(p + offset);
+ pbody.beacon_interval = GET_LE_U_2(p + offset);
offset += IEEE802_11_BCNINT_LEN;
length -= IEEE802_11_BCNINT_LEN;
- pbody.capability_info = EXTRACT_LE_U_2(p + offset);
+ pbody.capability_info = GET_LE_U_2(p + offset);
offset += IEEE802_11_CAPINFO_LEN;
length -= IEEE802_11_CAPINFO_LEN;
PRINT_SSID(pbody);
PRINT_RATES(pbody);
PRINT_DS_CHANNEL(pbody);
+ PRINT_MESHID(pbody);
return ret;
+trunc:
+ return 0;
}
static int
static int
handle_disassoc(netdissect_options *ndo,
- const u_char *p, u_int length)
+ const u_char *p, u_int length)
{
struct mgmt_body_t pbody;
memset(&pbody, 0, sizeof(pbody));
- if (!ND_TTEST_LEN(p, IEEE802_11_REASON_LEN))
- return 0;
+ ND_TCHECK_LEN(p, IEEE802_11_REASON_LEN);
if (length < IEEE802_11_REASON_LEN)
- return 0;
- pbody.reason_code = EXTRACT_LE_U_2(p);
+ goto trunc;
+ pbody.reason_code = GET_LE_U_2(p);
ND_PRINT(": %s",
(pbody.reason_code < NUM_REASONS)
: "Reserved");
return 1;
+trunc:
+ return 0;
}
static int
handle_auth(netdissect_options *ndo,
- const u_char *p, u_int length)
+ const u_char *p, u_int length)
{
struct mgmt_body_t pbody;
int offset = 0;
memset(&pbody, 0, sizeof(pbody));
- if (!ND_TTEST_6(p))
- return 0;
+ ND_TCHECK_6(p);
if (length < 6)
- return 0;
- pbody.auth_alg = EXTRACT_LE_U_2(p);
+ goto trunc;
+ pbody.auth_alg = GET_LE_U_2(p);
offset += 2;
length -= 2;
- pbody.auth_trans_seq_num = EXTRACT_LE_U_2(p + offset);
+ pbody.auth_trans_seq_num = GET_LE_U_2(p + offset);
offset += 2;
length -= 2;
- pbody.status_code = EXTRACT_LE_U_2(p + offset);
+ pbody.status_code = GET_LE_U_2(p + offset);
offset += 2;
length -= 2;
: "Reserved",
pbody.auth_trans_seq_num,
((pbody.auth_trans_seq_num % 2)
- ? ((pbody.status_code < NUM_STATUSES)
+ ? ((pbody.status_code < NUM_STATUSES)
? status_text[pbody.status_code]
: "n/a") : ""));
return ret;
: "Reserved",
pbody.auth_trans_seq_num,
(pbody.auth_trans_seq_num % 2)
- ? ((pbody.status_code < NUM_STATUSES)
+ ? ((pbody.status_code < NUM_STATUSES)
? status_text[pbody.status_code]
- : "n/a")
- : "");
+ : "n/a")
+ : "");
return ret;
+trunc:
+ return 0;
}
static int
handle_deauth(netdissect_options *ndo,
- const uint8_t *src, const u_char *p, u_int length)
+ const uint8_t *src, const u_char *p, u_int length)
{
struct mgmt_body_t pbody;
const char *reason = NULL;
memset(&pbody, 0, sizeof(pbody));
- if (!ND_TTEST_LEN(p, IEEE802_11_REASON_LEN))
- return 0;
+ ND_TCHECK_LEN(p, IEEE802_11_REASON_LEN);
if (length < IEEE802_11_REASON_LEN)
- return 0;
- pbody.reason_code = EXTRACT_LE_U_2(p);
+ goto trunc;
+ pbody.reason_code = GET_LE_U_2(p);
reason = (pbody.reason_code < NUM_REASONS)
? reason_text[pbody.reason_code]
if (ndo->ndo_eflag) {
ND_PRINT(": %s", reason);
} else {
- ND_PRINT(" (%s): %s", etheraddr_string(ndo, src), reason);
+ ND_PRINT(" (%s): %s", GET_MAC48_STRING(src), reason);
}
return 1;
+trunc:
+ return 0;
}
-#define PRINT_HT_ACTION(v) (\
- (v) == 0 ? ND_PRINT("TxChWidth"): \
- (v) == 1 ? ND_PRINT("MIMOPwrSave"): \
- ND_PRINT("Act#%u", (v)))
-#define PRINT_BA_ACTION(v) (\
- (v) == 0 ? ND_PRINT("ADDBA Request"): \
- (v) == 1 ? ND_PRINT("ADDBA Response"): \
- (v) == 2 ? ND_PRINT("DELBA"): \
- ND_PRINT("Act#%u", (v)))
-#define PRINT_MESHLINK_ACTION(v) (\
- (v) == 0 ? ND_PRINT("Request"): \
- (v) == 1 ? ND_PRINT("Report"): \
- ND_PRINT("Act#%u", (v)))
-#define PRINT_MESHPEERING_ACTION(v) (\
- (v) == 0 ? ND_PRINT("Open"): \
- (v) == 1 ? ND_PRINT("Confirm"): \
- (v) == 2 ? ND_PRINT("Close"): \
- ND_PRINT("Act#%u", (v)))
-#define PRINT_MESHPATH_ACTION(v) (\
- (v) == 0 ? ND_PRINT("Request"): \
- (v) == 1 ? ND_PRINT("Report"): \
- (v) == 2 ? ND_PRINT("Error"): \
- (v) == 3 ? ND_PRINT("RootAnnouncement"): \
- ND_PRINT("Act#%u", (v)))
-
-#define PRINT_MESH_ACTION(v) (\
- (v) == 0 ? ND_PRINT("MeshLink"): \
- (v) == 1 ? ND_PRINT("HWMP"): \
- (v) == 2 ? ND_PRINT("Gate Announcement"): \
- (v) == 3 ? ND_PRINT("Congestion Control"): \
- (v) == 4 ? ND_PRINT("MCCA Setup Request"): \
- (v) == 5 ? ND_PRINT("MCCA Setup Reply"): \
- (v) == 6 ? ND_PRINT("MCCA Advertisement Request"): \
- (v) == 7 ? ND_PRINT("MCCA Advertisement"): \
- (v) == 8 ? ND_PRINT("MCCA Teardown"): \
- (v) == 9 ? ND_PRINT("TBTT Adjustment Request"): \
- (v) == 10 ? ND_PRINT("TBTT Adjustment Response"): \
- ND_PRINT("Act#%u", (v)))
-#define PRINT_MULTIHOP_ACTION(v) (\
- (v) == 0 ? ND_PRINT("Proxy Update"): \
- (v) == 1 ? ND_PRINT("Proxy Update Confirmation"): \
- ND_PRINT("Act#%u", (v)))
-#define PRINT_SELFPROT_ACTION(v) (\
- (v) == 1 ? ND_PRINT("Peering Open"): \
- (v) == 2 ? ND_PRINT("Peering Confirm"): \
- (v) == 3 ? ND_PRINT("Peering Close"): \
- (v) == 4 ? ND_PRINT("Group Key Inform"): \
- (v) == 5 ? ND_PRINT("Group Key Acknowledge"): \
- ND_PRINT("Act#%u", (v)))
+static const struct tok category_str[] = {
+ { 0, "Spectrum Management" },
+ { 1, "QoS" },
+ { 2, "DLS" },
+ { 3, "BA" },
+ { 7, "HT" },
+ { 13, "MeshAction" },
+ { 14, "MultihopAction" },
+ { 15, "SelfprotectAction" },
+ { 127, "Vendor" },
+ { 0, NULL }
+};
+
+static const struct tok act_ba_str[] = {
+ { 0, "ADDBA Request" },
+ { 1, "ADDBA Response" },
+ { 2, "DELBA" },
+ { 0, NULL }
+};
+
+static const struct tok act_ht_str[] = {
+ { 0, "TxChWidth" },
+ { 1, "MIMOPwrSave" },
+ { 0, NULL }
+};
+
+static const struct tok act_mesh_str[] = {
+ { 0, "MeshLink" },
+ { 1, "HWMP" },
+ { 2, "Gate Announcement" },
+ { 3, "Congestion Control" },
+ { 4, "MCCA Setup Request" },
+ { 5, "MCCA Setup Reply" },
+ { 6, "MCCA Advertisement Request" },
+ { 7, "MCCA Advertisement" },
+ { 8, "MCCA Teardown" },
+ { 9, "TBTT Adjustment Request" },
+ { 10, "TBTT Adjustment Response" },
+ { 0, NULL }
+};
+
+static const struct tok act_mhop_str[] = {
+ { 0, "Proxy Update" },
+ { 1, "Proxy Update Confirmation" },
+ { 0, NULL }
+};
+
+static const struct tok act_selfpr_str[] = {
+ { 1, "Peering Open" },
+ { 2, "Peering Confirm" },
+ { 3, "Peering Close" },
+ { 4, "Group Key Inform" },
+ { 5, "Group Key Acknowledge" },
+ { 0, NULL }
+};
+
+static const struct uint_tokary category2tokary[] = {
+ { 3, act_ba_str },
+ { 7, act_ht_str },
+ { 13, act_mesh_str },
+ { 14, act_mhop_str },
+ { 15, act_selfpr_str },
+ /* uint2tokary() does not use array termination. */
+};
static int
handle_action(netdissect_options *ndo,
- const uint8_t *src, const u_char *p, u_int length)
+ const uint8_t *src, const u_char *p, u_int length)
{
- if (!ND_TTEST_2(p))
- return 0;
+ uint8_t category, action;
+ const struct tok *action_str;
+
+ ND_TCHECK_2(p);
if (length < 2)
- return 0;
+ goto trunc;
if (ndo->ndo_eflag) {
ND_PRINT(": ");
} else {
- ND_PRINT(" (%s): ", etheraddr_string(ndo, src));
- }
- switch (EXTRACT_U_1(p)) {
- case 0: ND_PRINT("Spectrum Management Act#%u", EXTRACT_U_1(p + 1)); break;
- case 1: ND_PRINT("QoS Act#%u", EXTRACT_U_1(p + 1)); break;
- case 2: ND_PRINT("DLS Act#%u", EXTRACT_U_1(p + 1)); break;
- case 3: ND_PRINT("BA "); PRINT_BA_ACTION(EXTRACT_U_1(p + 1)); break;
- case 7: ND_PRINT("HT "); PRINT_HT_ACTION(EXTRACT_U_1(p + 1)); break;
- case 13: ND_PRINT("MeshAction "); PRINT_MESH_ACTION(EXTRACT_U_1(p + 1)); break;
- case 14:
- ND_PRINT("MultiohopAction ");
- PRINT_MULTIHOP_ACTION(EXTRACT_U_1(p + 1)); break;
- case 15:
- ND_PRINT("SelfprotectAction ");
- PRINT_SELFPROT_ACTION(EXTRACT_U_1(p + 1)); break;
- case 127: ND_PRINT("Vendor Act#%u", EXTRACT_U_1(p + 1)); break;
- default:
- ND_PRINT("Reserved(%u) Act#%u", EXTRACT_U_1(p), EXTRACT_U_1(p + 1));
- break;
+ ND_PRINT(" (%s): ", GET_MAC48_STRING(src));
}
+ category = GET_U_1(p);
+ ND_PRINT("%s ", tok2str(category_str, "Reserved(%u)", category));
+ action = GET_U_1(p + 1);
+ action_str = uint2tokary(category2tokary, category);
+ if (!action_str)
+ ND_PRINT("Act#%u", action);
+ else
+ ND_PRINT("%s", tok2str(action_str, "Act#%u", action));
+
return 1;
+trunc:
+ return 0;
}
static int
mgmt_body_print(netdissect_options *ndo,
- uint16_t fc, const uint8_t *src, const u_char *p, u_int length)
+ uint16_t fc, const uint8_t *src, const u_char *p, u_int length)
{
ND_PRINT("%s", tok2str(st_str, "Unhandled Management subtype(%x)", FC_SUBTYPE(fc)));
static int
ctrl_body_print(netdissect_options *ndo,
- uint16_t fc, const u_char *p)
+ uint16_t fc, const u_char *p)
{
ND_PRINT("%s", tok2str(ctrl_str, "Unknown Ctrl Subtype", FC_SUBTYPE(fc)));
switch (FC_SUBTYPE(fc)) {
/* XXX - requires special handling */
break;
case CTRL_BAR:
- if (!ND_TTEST_LEN(p, CTRL_BAR_HDRLEN))
- return 0;
+ ND_TCHECK_LEN(p, CTRL_BAR_HDRLEN);
if (!ndo->ndo_eflag)
ND_PRINT(" RA:%s TA:%s CTL(%x) SEQ(%u) ",
- etheraddr_string(ndo, ((const struct ctrl_bar_hdr_t *)p)->ra),
- etheraddr_string(ndo, ((const struct ctrl_bar_hdr_t *)p)->ta),
- EXTRACT_LE_U_2(((const struct ctrl_bar_hdr_t *)p)->ctl),
- EXTRACT_LE_U_2(((const struct ctrl_bar_hdr_t *)p)->seq));
+ GET_MAC48_STRING(((const struct ctrl_bar_hdr_t *)p)->ra),
+ GET_MAC48_STRING(((const struct ctrl_bar_hdr_t *)p)->ta),
+ GET_LE_U_2(((const struct ctrl_bar_hdr_t *)p)->ctl),
+ GET_LE_U_2(((const struct ctrl_bar_hdr_t *)p)->seq));
break;
case CTRL_BA:
- if (!ND_TTEST_LEN(p, CTRL_BA_HDRLEN))
- return 0;
+ ND_TCHECK_LEN(p, CTRL_BA_HDRLEN);
if (!ndo->ndo_eflag)
ND_PRINT(" RA:%s ",
- etheraddr_string(ndo, ((const struct ctrl_ba_hdr_t *)p)->ra));
+ GET_MAC48_STRING(((const struct ctrl_ba_hdr_t *)p)->ra));
break;
case CTRL_PS_POLL:
- if (!ND_TTEST_LEN(p, CTRL_PS_POLL_HDRLEN))
- return 0;
+ ND_TCHECK_LEN(p, CTRL_PS_POLL_HDRLEN);
ND_PRINT(" AID(%x)",
- EXTRACT_LE_U_2(((const struct ctrl_ps_poll_hdr_t *)p)->aid));
+ GET_LE_U_2(((const struct ctrl_ps_poll_hdr_t *)p)->aid));
break;
case CTRL_RTS:
- if (!ND_TTEST_LEN(p, CTRL_RTS_HDRLEN))
- return 0;
+ ND_TCHECK_LEN(p, CTRL_RTS_HDRLEN);
if (!ndo->ndo_eflag)
ND_PRINT(" TA:%s ",
- etheraddr_string(ndo, ((const struct ctrl_rts_hdr_t *)p)->ta));
+ GET_MAC48_STRING(((const struct ctrl_rts_hdr_t *)p)->ta));
break;
case CTRL_CTS:
- if (!ND_TTEST_LEN(p, CTRL_CTS_HDRLEN))
- return 0;
+ ND_TCHECK_LEN(p, CTRL_CTS_HDRLEN);
if (!ndo->ndo_eflag)
ND_PRINT(" RA:%s ",
- etheraddr_string(ndo, ((const struct ctrl_cts_hdr_t *)p)->ra));
+ GET_MAC48_STRING(((const struct ctrl_cts_hdr_t *)p)->ra));
break;
case CTRL_ACK:
- if (!ND_TTEST_LEN(p, CTRL_ACK_HDRLEN))
- return 0;
+ ND_TCHECK_LEN(p, CTRL_ACK_HDRLEN);
if (!ndo->ndo_eflag)
ND_PRINT(" RA:%s ",
- etheraddr_string(ndo, ((const struct ctrl_ack_hdr_t *)p)->ra));
+ GET_MAC48_STRING(((const struct ctrl_ack_hdr_t *)p)->ra));
break;
case CTRL_CF_END:
- if (!ND_TTEST_LEN(p, CTRL_END_HDRLEN))
- return 0;
+ ND_TCHECK_LEN(p, CTRL_END_HDRLEN);
if (!ndo->ndo_eflag)
ND_PRINT(" RA:%s ",
- etheraddr_string(ndo, ((const struct ctrl_end_hdr_t *)p)->ra));
+ GET_MAC48_STRING(((const struct ctrl_end_hdr_t *)p)->ra));
break;
case CTRL_END_ACK:
- if (!ND_TTEST_LEN(p, CTRL_END_ACK_HDRLEN))
- return 0;
+ ND_TCHECK_LEN(p, CTRL_END_ACK_HDRLEN);
if (!ndo->ndo_eflag)
ND_PRINT(" RA:%s ",
- etheraddr_string(ndo, ((const struct ctrl_end_ack_hdr_t *)p)->ra));
+ GET_MAC48_STRING(((const struct ctrl_end_ack_hdr_t *)p)->ra));
break;
}
return 1;
+trunc:
+ return 0;
}
/*
*/
static void
get_data_src_dst_mac(uint16_t fc, const u_char *p, const uint8_t **srcp,
- const uint8_t **dstp)
+ const uint8_t **dstp)
{
#define ADDR1 (p + 4)
#define ADDR2 (p + 10)
}
} else {
if (!FC_FROM_DS(fc)) {
- /* From DS and not To DS */
+ /* To DS and not From DS */
*srcp = ADDR2;
*dstp = ADDR3;
} else {
if (!FC_TO_DS(fc) && !FC_FROM_DS(fc)) {
ND_PRINT("DA:%s SA:%s BSSID:%s ",
- etheraddr_string(ndo, ADDR1), etheraddr_string(ndo, ADDR2),
- etheraddr_string(ndo, ADDR3));
+ GET_MAC48_STRING(ADDR1), GET_MAC48_STRING(ADDR2),
+ GET_MAC48_STRING(ADDR3));
} else if (!FC_TO_DS(fc) && FC_FROM_DS(fc)) {
ND_PRINT("DA:%s BSSID:%s SA:%s ",
- etheraddr_string(ndo, ADDR1), etheraddr_string(ndo, ADDR2),
- etheraddr_string(ndo, ADDR3));
+ GET_MAC48_STRING(ADDR1), GET_MAC48_STRING(ADDR2),
+ GET_MAC48_STRING(ADDR3));
} else if (FC_TO_DS(fc) && !FC_FROM_DS(fc)) {
ND_PRINT("BSSID:%s SA:%s DA:%s ",
- etheraddr_string(ndo, ADDR1), etheraddr_string(ndo, ADDR2),
- etheraddr_string(ndo, ADDR3));
+ GET_MAC48_STRING(ADDR1), GET_MAC48_STRING(ADDR2),
+ GET_MAC48_STRING(ADDR3));
} else if (FC_TO_DS(fc) && FC_FROM_DS(fc)) {
ND_PRINT("RA:%s TA:%s DA:%s SA:%s ",
- etheraddr_string(ndo, ADDR1), etheraddr_string(ndo, ADDR2),
- etheraddr_string(ndo, ADDR3), etheraddr_string(ndo, ADDR4));
+ GET_MAC48_STRING(ADDR1), GET_MAC48_STRING(ADDR2),
+ GET_MAC48_STRING(ADDR3), GET_MAC48_STRING(ADDR4));
}
#undef ADDR1
const struct mgmt_header_t *hp = (const struct mgmt_header_t *) p;
ND_PRINT("BSSID:%s DA:%s SA:%s ",
- etheraddr_string(ndo, (hp)->bssid), etheraddr_string(ndo, (hp)->da),
- etheraddr_string(ndo, (hp)->sa));
+ GET_MAC48_STRING((hp)->bssid), GET_MAC48_STRING((hp)->da),
+ GET_MAC48_STRING((hp)->sa));
}
static void
switch (FC_SUBTYPE(fc)) {
case CTRL_BAR:
ND_PRINT(" RA:%s TA:%s CTL(%x) SEQ(%u) ",
- etheraddr_string(ndo, ((const struct ctrl_bar_hdr_t *)p)->ra),
- etheraddr_string(ndo, ((const struct ctrl_bar_hdr_t *)p)->ta),
- EXTRACT_LE_U_2(((const struct ctrl_bar_hdr_t *)p)->ctl),
- EXTRACT_LE_U_2(((const struct ctrl_bar_hdr_t *)p)->seq));
+ GET_MAC48_STRING(((const struct ctrl_bar_hdr_t *)p)->ra),
+ GET_MAC48_STRING(((const struct ctrl_bar_hdr_t *)p)->ta),
+ GET_LE_U_2(((const struct ctrl_bar_hdr_t *)p)->ctl),
+ GET_LE_U_2(((const struct ctrl_bar_hdr_t *)p)->seq));
break;
case CTRL_BA:
- ND_PRINT("RA:%s ",
- etheraddr_string(ndo, ((const struct ctrl_ba_hdr_t *)p)->ra));
+ ND_PRINT("RA:%s TA:%s ",
+ GET_MAC48_STRING(((const struct ctrl_ba_hdr_t *)p)->ra),
+ GET_MAC48_STRING(((const struct ctrl_ba_hdr_t *)p)->ta));
break;
case CTRL_PS_POLL:
ND_PRINT("BSSID:%s TA:%s ",
- etheraddr_string(ndo, ((const struct ctrl_ps_poll_hdr_t *)p)->bssid),
- etheraddr_string(ndo, ((const struct ctrl_ps_poll_hdr_t *)p)->ta));
+ GET_MAC48_STRING(((const struct ctrl_ps_poll_hdr_t *)p)->bssid),
+ GET_MAC48_STRING(((const struct ctrl_ps_poll_hdr_t *)p)->ta));
break;
case CTRL_RTS:
ND_PRINT("RA:%s TA:%s ",
- etheraddr_string(ndo, ((const struct ctrl_rts_hdr_t *)p)->ra),
- etheraddr_string(ndo, ((const struct ctrl_rts_hdr_t *)p)->ta));
+ GET_MAC48_STRING(((const struct ctrl_rts_hdr_t *)p)->ra),
+ GET_MAC48_STRING(((const struct ctrl_rts_hdr_t *)p)->ta));
break;
case CTRL_CTS:
ND_PRINT("RA:%s ",
- etheraddr_string(ndo, ((const struct ctrl_cts_hdr_t *)p)->ra));
+ GET_MAC48_STRING(((const struct ctrl_cts_hdr_t *)p)->ra));
break;
case CTRL_ACK:
ND_PRINT("RA:%s ",
- etheraddr_string(ndo, ((const struct ctrl_ack_hdr_t *)p)->ra));
+ GET_MAC48_STRING(((const struct ctrl_ack_hdr_t *)p)->ra));
break;
case CTRL_CF_END:
ND_PRINT("RA:%s BSSID:%s ",
- etheraddr_string(ndo, ((const struct ctrl_end_hdr_t *)p)->ra),
- etheraddr_string(ndo, ((const struct ctrl_end_hdr_t *)p)->bssid));
+ GET_MAC48_STRING(((const struct ctrl_end_hdr_t *)p)->ra),
+ GET_MAC48_STRING(((const struct ctrl_end_hdr_t *)p)->bssid));
break;
case CTRL_END_ACK:
ND_PRINT("RA:%s BSSID:%s ",
- etheraddr_string(ndo, ((const struct ctrl_end_ack_hdr_t *)p)->ra),
- etheraddr_string(ndo, ((const struct ctrl_end_ack_hdr_t *)p)->bssid));
+ GET_MAC48_STRING(((const struct ctrl_end_ack_hdr_t *)p)->ra),
+ GET_MAC48_STRING(((const struct ctrl_end_ack_hdr_t *)p)->bssid));
break;
default:
/* We shouldn't get here - we should already have quit */
static int
extract_header_length(netdissect_options *ndo,
- uint16_t fc)
+ uint16_t fc)
{
int len;
}
static int
-extract_mesh_header_length(const u_char *p)
+extract_mesh_header_length(netdissect_options *ndo, const u_char *p)
{
- return (EXTRACT_U_1(p) &~ 3) ? 0 : 6*(1 + (EXTRACT_U_1(p) & 3));
+ return (GET_U_1(p) &~ 3) ? 0 : 6*(1 + (GET_U_1(p) & 3));
}
/*
*/
static void
ieee_802_11_hdr_print(netdissect_options *ndo,
- uint16_t fc, const u_char *p, u_int hdrlen,
- u_int meshdrlen)
+ uint16_t fc, const u_char *p, u_int hdrlen,
+ u_int meshdrlen)
{
if (ndo->ndo_vflag) {
if (FC_MORE_DATA(fc))
ND_PRINT("Protected ");
if (FC_TYPE(fc) != T_CTRL || FC_SUBTYPE(fc) != CTRL_PS_POLL)
ND_PRINT("%uus ",
- EXTRACT_LE_U_2(((const struct mgmt_header_t *)p)->duration));
+ GET_LE_U_2(((const struct mgmt_header_t *)p)->duration));
}
if (meshdrlen != 0) {
const struct meshcntl_t *mc =
(const struct meshcntl_t *)(p + hdrlen - meshdrlen);
- u_int ae = EXTRACT_U_1(mc->flags) & 3;
+ u_int ae = GET_U_1(mc->flags) & 3;
ND_PRINT("MeshData (AE %u TTL %u seq %u", ae,
- EXTRACT_U_1(mc->ttl), EXTRACT_LE_U_4(mc->seq));
+ GET_U_1(mc->ttl), GET_LE_U_4(mc->seq));
if (ae > 0)
- ND_PRINT(" A4:%s", etheraddr_string(ndo, mc->addr4));
+ ND_PRINT(" A4:%s", GET_MAC48_STRING(mc->addr4));
if (ae > 1)
- ND_PRINT(" A5:%s", etheraddr_string(ndo, mc->addr5));
+ ND_PRINT(" A5:%s", GET_MAC48_STRING(mc->addr5));
if (ae > 2)
- ND_PRINT(" A6:%s", etheraddr_string(ndo, mc->addr6));
+ ND_PRINT(" A6:%s", GET_MAC48_STRING(mc->addr6));
ND_PRINT(") ");
}
}
}
-#ifndef roundup2
-#define roundup2(x, y) (((x)+((y)-1))&(~((y)-1))) /* if y is powers of two */
-#endif
-
-static const char tstr[] = "[|802.11]";
-
static u_int
ieee802_11_print(netdissect_options *ndo,
- const u_char *p, u_int length, u_int orig_caplen, int pad,
- u_int fcslen)
+ const u_char *p, u_int length, u_int orig_caplen, int pad,
+ u_int fcslen)
{
uint16_t fc;
u_int caplen, hdrlen, meshdrlen;
struct lladdr_info src, dst;
int llc_hdrlen;
+ ndo->ndo_protocol = "802.11";
caplen = orig_caplen;
/* Remove FCS, if present */
if (length < fcslen) {
- ND_PRINT("%s", tstr);
+ nd_print_trunc(ndo);
return caplen;
}
length -= fcslen;
}
if (caplen < IEEE802_11_FC_LEN) {
- ND_PRINT("%s", tstr);
+ nd_print_trunc(ndo);
return orig_caplen;
}
- fc = EXTRACT_LE_U_2(p);
+ fc = GET_LE_U_2(p);
hdrlen = extract_header_length(ndo, fc);
if (hdrlen == 0) {
/* Unknown frame type or control frame subtype; quit. */
hdrlen = roundup2(hdrlen, 4);
if (ndo->ndo_Hflag && FC_TYPE(fc) == T_DATA &&
DATA_FRAME_IS_QOS(FC_SUBTYPE(fc))) {
- meshdrlen = extract_mesh_header_length(p+hdrlen);
+ if(!ND_TTEST_1(p + hdrlen)) {
+ nd_print_trunc(ndo);
+ return hdrlen;
+ }
+ meshdrlen = extract_mesh_header_length(ndo, p + hdrlen);
hdrlen += meshdrlen;
} else
meshdrlen = 0;
if (caplen < hdrlen) {
- ND_PRINT("%s", tstr);
+ nd_print_trunc(ndo);
return hdrlen;
}
caplen -= hdrlen;
p += hdrlen;
- src.addr_string = etheraddr_string;
- dst.addr_string = etheraddr_string;
+ src.addr_string = mac48_string;
+ dst.addr_string = mac48_string;
switch (FC_TYPE(fc)) {
case T_MGMT:
get_mgmt_src_dst_mac(p - hdrlen, &src.addr, &dst.addr);
if (!mgmt_body_print(ndo, fc, src.addr, p, length)) {
- ND_PRINT("%s", tstr);
+ nd_print_trunc(ndo);
return hdrlen;
}
break;
case T_CTRL:
if (!ctrl_body_print(ndo, fc, p - hdrlen)) {
- ND_PRINT("%s", tstr);
+ nd_print_trunc(ndo);
return hdrlen;
}
break;
if (FC_PROTECTED(fc)) {
ND_PRINT("Data");
if (!wep_print(ndo, p)) {
- ND_PRINT("%s", tstr);
+ nd_print_trunc(ndo);
return hdrlen;
}
} else {
* 'h->len' is the length of the packet off the wire, and 'h->caplen'
* is the number of bytes actually captured.
*/
-u_int
+void
ieee802_11_if_print(netdissect_options *ndo,
- const struct pcap_pkthdr *h, const u_char *p)
+ const struct pcap_pkthdr *h, const u_char *p)
{
- return ieee802_11_print(ndo, p, h->len, h->caplen, 0, 0);
+ ndo->ndo_protocol = "802.11";
+ ndo->ndo_ll_hdr_len += ieee802_11_print(ndo, p, h->len, h->caplen, 0, 0);
}
* Tx/Rx data rate. If bit 0x80 is set then it represents an
* an MCS index and not an IEEE rate.
*
- * IEEE80211_RADIOTAP_DBM_ANTSIGNAL int8_t decibels from
- * one milliwatt (dBm)
+ * IEEE80211_RADIOTAP_DBM_ANTSIGNAL int8_t decibels from
+ * one milliwatt (dBm)
*
* RF signal power at the antenna, decibel difference from
* one milliwatt.
*
- * IEEE80211_RADIOTAP_DBM_ANTNOISE int8_t decibels from
- * one milliwatt (dBm)
+ * IEEE80211_RADIOTAP_DBM_ANTNOISE int8_t decibels from
+ * one milliwatt (dBm)
*
* RF noise power at the antenna, decibel difference from one
* milliwatt.
* set at factory calibration. 0 is max power. Monotonically
* nondecreasing with lower power levels.
*
- * IEEE80211_RADIOTAP_DBM_TX_POWER int8_t decibels from
- * one milliwatt (dBm)
+ * IEEE80211_RADIOTAP_DBM_TX_POWER int8_t decibels from
+ * one milliwatt (dBm)
*
* Transmit power expressed as dBm (decibels from a 1 milliwatt
* reference). This is the absolute power level measured at
*
* Properties of received frames. See flags defined below.
*
- * IEEE80211_RADIOTAP_XCHANNEL uint32_t bitmap
- * uint16_t MHz
- * uint8_t channel number
- * uint8_t .5 dBm
+ * IEEE80211_RADIOTAP_XCHANNEL uint32_t bitmap
+ * uint16_t MHz
+ * uint8_t channel number
+ * uint8_t .5 dBm
*
* Extended channel specification: flags (see below) followed by
* frequency in MHz, the corresponding IEEE channel number, and
* units. This property supersedes IEEE80211_RADIOTAP_CHANNEL
* and only one of the two should be present.
*
- * IEEE80211_RADIOTAP_MCS uint8_t known
- * uint8_t flags
- * uint8_t mcs
+ * IEEE80211_RADIOTAP_MCS uint8_t known
+ * uint8_t flags
+ * uint8_t mcs
*
* Bitset indicating which fields have known values, followed
* by bitset of flag values, followed by the MCS rate index as
*
* IEEE80211_RADIOTAP_VENDOR_NAMESPACE
* uint8_t OUI[3]
- * uint8_t subspace
- * uint16_t length
+ * uint8_t subspace
+ * uint16_t length
*
* The Vendor Namespace Field contains three sub-fields. The first
* sub-field is 3 bytes long. It contains the vendor's IEEE 802
/* Useful combinations of channel characteristics, borrowed from Ethereal */
#define IEEE80211_CHAN_A \
- (IEEE80211_CHAN_5GHZ | IEEE80211_CHAN_OFDM)
+ (IEEE80211_CHAN_5GHZ | IEEE80211_CHAN_OFDM)
#define IEEE80211_CHAN_B \
- (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_CCK)
+ (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_CCK)
#define IEEE80211_CHAN_G \
- (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_DYN)
+ (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_DYN)
#define IEEE80211_CHAN_TA \
- (IEEE80211_CHAN_5GHZ | IEEE80211_CHAN_OFDM | IEEE80211_CHAN_TURBO)
+ (IEEE80211_CHAN_5GHZ | IEEE80211_CHAN_OFDM | IEEE80211_CHAN_TURBO)
#define IEEE80211_CHAN_TG \
- (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_DYN | IEEE80211_CHAN_TURBO)
+ (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_DYN | IEEE80211_CHAN_TURBO)
/* For IEEE80211_RADIOTAP_FLAGS */
static void
print_chaninfo(netdissect_options *ndo,
- uint16_t freq, int flags, int presentflags)
+ uint16_t freq, uint32_t flags, uint32_t presentflags)
{
ND_PRINT("%u MHz", freq);
if (presentflags & (1 << IEEE80211_RADIOTAP_MCS)) {
static int
print_radiotap_field(netdissect_options *ndo,
- struct cpack_state *s, uint32_t bit, uint8_t *flagsp,
- uint32_t presentflags)
+ struct cpack_state *s, uint32_t bit, uint8_t *flagsp,
+ uint32_t presentflags)
{
u_int i;
int rc;
case IEEE80211_RADIOTAP_TSFT: {
uint64_t tsft;
- rc = cpack_uint64(s, &tsft);
+ rc = nd_cpack_uint64(ndo, s, &tsft);
if (rc != 0)
goto trunc;
ND_PRINT("%" PRIu64 "us tsft ", tsft);
case IEEE80211_RADIOTAP_FLAGS: {
uint8_t flagsval;
- rc = cpack_uint8(s, &flagsval);
+ rc = nd_cpack_uint8(ndo, s, &flagsval);
if (rc != 0)
goto trunc;
*flagsp = flagsval;
case IEEE80211_RADIOTAP_RATE: {
uint8_t rate;
- rc = cpack_uint8(s, &rate);
+ rc = nd_cpack_uint8(ndo, s, &rate);
if (rc != 0)
goto trunc;
/*
uint16_t frequency;
uint16_t flags;
- rc = cpack_uint16(s, &frequency);
+ rc = nd_cpack_uint16(ndo, s, &frequency);
if (rc != 0)
goto trunc;
- rc = cpack_uint16(s, &flags);
+ rc = nd_cpack_uint16(ndo, s, &flags);
if (rc != 0)
goto trunc;
/*
uint8_t hopset;
uint8_t hoppat;
- rc = cpack_uint8(s, &hopset);
+ rc = nd_cpack_uint8(ndo, s, &hopset);
if (rc != 0)
goto trunc;
- rc = cpack_uint8(s, &hoppat);
+ rc = nd_cpack_uint8(ndo, s, &hoppat);
if (rc != 0)
goto trunc;
ND_PRINT("fhset %u fhpat %u ", hopset, hoppat);
case IEEE80211_RADIOTAP_DBM_ANTSIGNAL: {
int8_t dbm_antsignal;
- rc = cpack_int8(s, &dbm_antsignal);
+ rc = nd_cpack_int8(ndo, s, &dbm_antsignal);
if (rc != 0)
goto trunc;
ND_PRINT("%ddBm signal ", dbm_antsignal);
case IEEE80211_RADIOTAP_DBM_ANTNOISE: {
int8_t dbm_antnoise;
- rc = cpack_int8(s, &dbm_antnoise);
+ rc = nd_cpack_int8(ndo, s, &dbm_antnoise);
if (rc != 0)
goto trunc;
ND_PRINT("%ddBm noise ", dbm_antnoise);
case IEEE80211_RADIOTAP_LOCK_QUALITY: {
uint16_t lock_quality;
- rc = cpack_uint16(s, &lock_quality);
+ rc = nd_cpack_uint16(ndo, s, &lock_quality);
if (rc != 0)
goto trunc;
ND_PRINT("%u sq ", lock_quality);
case IEEE80211_RADIOTAP_TX_ATTENUATION: {
int16_t tx_attenuation;
- rc = cpack_int16(s, &tx_attenuation);
+ rc = nd_cpack_int16(ndo, s, &tx_attenuation);
if (rc != 0)
goto trunc;
ND_PRINT("%d tx power ", -tx_attenuation);
case IEEE80211_RADIOTAP_DB_TX_ATTENUATION: {
int8_t db_tx_attenuation;
- rc = cpack_int8(s, &db_tx_attenuation);
+ rc = nd_cpack_int8(ndo, s, &db_tx_attenuation);
if (rc != 0)
goto trunc;
ND_PRINT("%ddB tx attenuation ", -db_tx_attenuation);
case IEEE80211_RADIOTAP_DBM_TX_POWER: {
int8_t dbm_tx_power;
- rc = cpack_int8(s, &dbm_tx_power);
+ rc = nd_cpack_int8(ndo, s, &dbm_tx_power);
if (rc != 0)
goto trunc;
ND_PRINT("%ddBm tx power ", dbm_tx_power);
case IEEE80211_RADIOTAP_ANTENNA: {
uint8_t antenna;
- rc = cpack_uint8(s, &antenna);
+ rc = nd_cpack_uint8(ndo, s, &antenna);
if (rc != 0)
goto trunc;
ND_PRINT("antenna %u ", antenna);
case IEEE80211_RADIOTAP_DB_ANTSIGNAL: {
uint8_t db_antsignal;
- rc = cpack_uint8(s, &db_antsignal);
+ rc = nd_cpack_uint8(ndo, s, &db_antsignal);
if (rc != 0)
goto trunc;
ND_PRINT("%udB signal ", db_antsignal);
case IEEE80211_RADIOTAP_DB_ANTNOISE: {
uint8_t db_antnoise;
- rc = cpack_uint8(s, &db_antnoise);
+ rc = nd_cpack_uint8(ndo, s, &db_antnoise);
if (rc != 0)
goto trunc;
ND_PRINT("%udB noise ", db_antnoise);
case IEEE80211_RADIOTAP_RX_FLAGS: {
uint16_t rx_flags;
- rc = cpack_uint16(s, &rx_flags);
+ rc = nd_cpack_uint16(ndo, s, &rx_flags);
if (rc != 0)
goto trunc;
/* Do nothing for now */
uint8_t channel;
uint8_t maxpower;
- rc = cpack_uint32(s, &flags);
+ rc = nd_cpack_uint32(ndo, s, &flags);
if (rc != 0)
goto trunc;
- rc = cpack_uint16(s, &frequency);
+ rc = nd_cpack_uint16(ndo, s, &frequency);
if (rc != 0)
goto trunc;
- rc = cpack_uint8(s, &channel);
+ rc = nd_cpack_uint8(ndo, s, &channel);
if (rc != 0)
goto trunc;
- rc = cpack_uint8(s, &maxpower);
+ rc = nd_cpack_uint8(ndo, s, &maxpower);
if (rc != 0)
goto trunc;
print_chaninfo(ndo, frequency, flags, presentflags);
};
float htrate;
- rc = cpack_uint8(s, &known);
+ rc = nd_cpack_uint8(ndo, s, &known);
if (rc != 0)
goto trunc;
- rc = cpack_uint8(s, &flags);
+ rc = nd_cpack_uint8(ndo, s, &flags);
if (rc != 0)
goto trunc;
- rc = cpack_uint8(s, &mcs_index);
+ rc = nd_cpack_uint8(ndo, s, &mcs_index);
if (rc != 0)
goto trunc;
if (known & IEEE80211_RADIOTAP_MCS_MCS_INDEX_KNOWN) {
uint8_t delim_crc;
uint8_t reserved;
- rc = cpack_uint32(s, &reference_num);
+ rc = nd_cpack_uint32(ndo, s, &reference_num);
if (rc != 0)
goto trunc;
- rc = cpack_uint16(s, &flags);
+ rc = nd_cpack_uint16(ndo, s, &flags);
if (rc != 0)
goto trunc;
- rc = cpack_uint8(s, &delim_crc);
+ rc = nd_cpack_uint8(ndo, s, &delim_crc);
if (rc != 0)
goto trunc;
- rc = cpack_uint8(s, &reserved);
+ rc = nd_cpack_uint8(ndo, s, &reserved);
if (rc != 0)
goto trunc;
/* Do nothing for now */
"unknown (31)"
};
- rc = cpack_uint16(s, &known);
+ rc = nd_cpack_uint16(ndo, s, &known);
if (rc != 0)
goto trunc;
- rc = cpack_uint8(s, &flags);
+ rc = nd_cpack_uint8(ndo, s, &flags);
if (rc != 0)
goto trunc;
- rc = cpack_uint8(s, &bandwidth);
+ rc = nd_cpack_uint8(ndo, s, &bandwidth);
if (rc != 0)
goto trunc;
for (i = 0; i < 4; i++) {
- rc = cpack_uint8(s, &mcs_nss[i]);
+ rc = nd_cpack_uint8(ndo, s, &mcs_nss[i]);
if (rc != 0)
goto trunc;
}
- rc = cpack_uint8(s, &coding);
+ rc = nd_cpack_uint8(ndo, s, &coding);
if (rc != 0)
goto trunc;
- rc = cpack_uint8(s, &group_id);
+ rc = nd_cpack_uint8(ndo, s, &group_id);
if (rc != 0)
goto trunc;
- rc = cpack_uint16(s, &partial_aid);
+ rc = nd_cpack_uint16(ndo, s, &partial_aid);
if (rc != 0)
goto trunc;
for (i = 0; i < 4; i++) {
return 0;
trunc:
- ND_PRINT("%s", tstr);
+ nd_print_trunc(ndo);
return rc;
}
static int
print_in_radiotap_namespace(netdissect_options *ndo,
- struct cpack_state *s, uint8_t *flags,
- uint32_t presentflags, int bit0)
+ struct cpack_state *s, uint8_t *flags,
+ uint32_t presentflags, int bit0)
{
#define BITNO_32(x) (((x) >> 16) ? 16 + BITNO_16((x) >> 16) : BITNO_16((x)))
#define BITNO_16(x) (((x) >> 8) ? 8 + BITNO_8((x) >> 8) : BITNO_8((x)))
return 0;
}
-static u_int
+u_int
ieee802_11_radio_print(netdissect_options *ndo,
- const u_char *p, u_int length, u_int caplen)
+ const u_char *p, u_int length, u_int caplen)
{
#define BIT(n) (1U << n)
#define IS_EXTENDED(__p) \
- (EXTRACT_LE_U_4(__p) & BIT(IEEE80211_RADIOTAP_EXT)) != 0
+ (GET_LE_U_4(__p) & BIT(IEEE80211_RADIOTAP_EXT)) != 0
struct cpack_state cpacker;
const struct ieee80211_radiotap_header *hdr;
int pad;
u_int fcslen;
+ ndo->ndo_protocol = "802.11_radio";
if (caplen < sizeof(*hdr)) {
- ND_PRINT("%s", tstr);
+ nd_print_trunc(ndo);
return caplen;
}
hdr = (const struct ieee80211_radiotap_header *)p;
- len = EXTRACT_LE_U_2(hdr->it_len);
+ len = GET_LE_U_2(hdr->it_len);
+ if (len < sizeof(*hdr)) {
+ /*
+ * The length is the length of the entire header, so
+ * it must be as large as the fixed-length part of
+ * the header.
+ */
+ nd_print_trunc(ndo);
+ return caplen;
+ }
/*
* If we don't have the entire radiotap header, just give up.
*/
if (caplen < len) {
- ND_PRINT("%s", tstr);
+ nd_print_trunc(ndo);
return caplen;
}
- cpack_init(&cpacker, (const uint8_t *)hdr, len); /* align against header start */
- cpack_advance(&cpacker, sizeof(*hdr)); /* includes the 1st bitmap */
+ nd_cpack_init(&cpacker, (const uint8_t *)hdr, len); /* align against header start */
+ nd_cpack_advance(&cpacker, sizeof(*hdr)); /* includes the 1st bitmap */
for (last_presentp = &hdr->it_present;
(const u_char*)(last_presentp + 1) <= p + len &&
IS_EXTENDED(last_presentp);
last_presentp++)
- cpack_advance(&cpacker, sizeof(hdr->it_present)); /* more bitmaps */
+ nd_cpack_advance(&cpacker, sizeof(hdr->it_present)); /* more bitmaps */
/* are there more bitmap extensions than bytes in header? */
if ((const u_char*)(last_presentp + 1) > p + len) {
- ND_PRINT("%s", tstr);
+ nd_print_trunc(ndo);
return caplen;
}
fcslen = 0;
for (presentp = &hdr->it_present; presentp <= last_presentp;
presentp++) {
- presentflags = EXTRACT_LE_U_4(presentp);
+ presentflags = GET_LE_U_4(presentp);
/*
* If this is a vendor namespace, we don't handle it.
* it'd be added here; use vendor_oui and
* vendor_subnamespace to interpret the fields.
*/
- if (cpack_advance(&cpacker, skip_length) != 0) {
+ if (nd_cpack_advance(&cpacker, skip_length) != 0) {
/*
* Ran out of space in the packet.
*/
*/
bit0 = 0;
vendor_namespace = 1;
- if ((cpack_align_and_reserve(&cpacker, 2)) == NULL) {
- ND_PRINT("%s", tstr);
+ if ((nd_cpack_align_and_reserve(&cpacker, 2)) == NULL) {
+ nd_print_trunc(ndo);
break;
}
- if (cpack_uint8(&cpacker, &vendor_oui[0]) != 0) {
- ND_PRINT("%s", tstr);
+ if (nd_cpack_uint8(ndo, &cpacker, &vendor_oui[0]) != 0) {
+ nd_print_trunc(ndo);
break;
}
- if (cpack_uint8(&cpacker, &vendor_oui[1]) != 0) {
- ND_PRINT("%s", tstr);
+ if (nd_cpack_uint8(ndo, &cpacker, &vendor_oui[1]) != 0) {
+ nd_print_trunc(ndo);
break;
}
- if (cpack_uint8(&cpacker, &vendor_oui[2]) != 0) {
- ND_PRINT("%s", tstr);
+ if (nd_cpack_uint8(ndo, &cpacker, &vendor_oui[2]) != 0) {
+ nd_print_trunc(ndo);
break;
}
- if (cpack_uint8(&cpacker, &vendor_subnamespace) != 0) {
- ND_PRINT("%s", tstr);
+ if (nd_cpack_uint8(ndo, &cpacker, &vendor_subnamespace) != 0) {
+ nd_print_trunc(ndo);
break;
}
- if (cpack_uint16(&cpacker, &skip_length) != 0) {
- ND_PRINT("%s", tstr);
+ if (nd_cpack_uint16(ndo, &cpacker, &skip_length) != 0) {
+ nd_print_trunc(ndo);
break;
}
break;
}
static u_int
-ieee802_11_avs_radio_print(netdissect_options *ndo,
- const u_char *p, u_int length, u_int caplen)
+ieee802_11_radio_avs_print(netdissect_options *ndo,
+ const u_char *p, u_int length, u_int caplen)
{
uint32_t caphdr_len;
+ ndo->ndo_protocol = "802.11_radio_avs";
if (caplen < 8) {
- ND_PRINT("%s", tstr);
+ nd_print_trunc(ndo);
return caplen;
}
- caphdr_len = EXTRACT_BE_U_4(p + 4);
+ caphdr_len = GET_BE_U_4(p + 4);
if (caphdr_len < 8) {
/*
* Yow! The capture header length is claimed not
* to be large enough to include even the version
* cookie or capture header length!
*/
- ND_PRINT("%s", tstr);
+ nd_print_trunc(ndo);
return caplen;
}
if (caplen < caphdr_len) {
- ND_PRINT("%s", tstr);
+ nd_print_trunc(ndo);
return caplen;
}
* the AVS header, and the first 4 bytes of the header are used to
* indicate whether it's a Prism header or an AVS header).
*/
-u_int
+void
prism_if_print(netdissect_options *ndo,
- const struct pcap_pkthdr *h, const u_char *p)
+ const struct pcap_pkthdr *h, const u_char *p)
{
u_int caplen = h->caplen;
u_int length = h->len;
uint32_t msgcode;
+ ndo->ndo_protocol = "prism";
if (caplen < 4) {
- ND_PRINT("%s", tstr);
- return caplen;
+ nd_print_trunc(ndo);
+ ndo->ndo_ll_hdr_len += caplen;
+ return;
}
- msgcode = EXTRACT_BE_U_4(p);
+ msgcode = GET_BE_U_4(p);
if (msgcode == WLANCAP_MAGIC_COOKIE_V1 ||
- msgcode == WLANCAP_MAGIC_COOKIE_V2)
- return ieee802_11_avs_radio_print(ndo, p, length, caplen);
+ msgcode == WLANCAP_MAGIC_COOKIE_V2) {
+ ndo->ndo_ll_hdr_len += ieee802_11_radio_avs_print(ndo, p, length, caplen);
+ return;
+ }
if (caplen < PRISM_HDR_LEN) {
- ND_PRINT("%s", tstr);
- return caplen;
+ nd_print_trunc(ndo);
+ ndo->ndo_ll_hdr_len += caplen;
+ return;
}
- return PRISM_HDR_LEN + ieee802_11_print(ndo, p + PRISM_HDR_LEN,
- length - PRISM_HDR_LEN, caplen - PRISM_HDR_LEN, 0, 0);
+ p += PRISM_HDR_LEN;
+ length -= PRISM_HDR_LEN;
+ caplen -= PRISM_HDR_LEN;
+ ndo->ndo_ll_hdr_len += PRISM_HDR_LEN;
+ ndo->ndo_ll_hdr_len += ieee802_11_print(ndo, p, length, caplen, 0, 0);
}
/*
* For DLT_IEEE802_11_RADIO; like DLT_IEEE802_11, but with an extra
* header, containing information such as radio information.
*/
-u_int
+void
ieee802_11_radio_if_print(netdissect_options *ndo,
- const struct pcap_pkthdr *h, const u_char *p)
+ const struct pcap_pkthdr *h, const u_char *p)
{
- return ieee802_11_radio_print(ndo, p, h->len, h->caplen);
+ ndo->ndo_protocol = "802.11_radio";
+ ndo->ndo_ll_hdr_len += ieee802_11_radio_print(ndo, p, h->len, h->caplen);
}
/*
* extra header, containing information such as radio information,
* which we currently ignore.
*/
-u_int
+void
ieee802_11_radio_avs_if_print(netdissect_options *ndo,
- const struct pcap_pkthdr *h, const u_char *p)
+ const struct pcap_pkthdr *h, const u_char *p)
{
- return ieee802_11_avs_radio_print(ndo, p, h->len, h->caplen);
+ ndo->ndo_protocol = "802.11_radio_avs";
+ ndo->ndo_ll_hdr_len += ieee802_11_radio_avs_print(ndo, p, h->len, h->caplen);
}
projects / tcpdump / blobdiff