#define FC_ORDER(fc) ((fc) & 0x8000)
struct mgmt_header_t {
- u_int16_t fc;
- u_int16_t duration;
- u_int8_t da[6];
- u_int8_t sa[6];
- u_int8_t bssid[6];
- u_int16_t seq_ctrl;
+ uint16_t fc;
+ uint16_t duration;
+ uint8_t da[6];
+ uint8_t sa[6];
+ uint8_t bssid[6];
+ uint16_t seq_ctrl;
};
#define MGMT_HDRLEN (IEEE802_11_FC_LEN+IEEE802_11_DUR_LEN+\
#define CAPABILITY_PRIVACY(cap) ((cap) & 0x0010)
struct ssid_t {
- u_int8_t element_id;
- u_int8_t length;
+ uint8_t element_id;
+ uint8_t length;
u_char ssid[33]; /* 32 + 1 for null */
};
struct rates_t {
- u_int8_t element_id;
- u_int8_t length;
- u_int8_t rate[16];
+ uint8_t element_id;
+ uint8_t length;
+ uint8_t rate[16];
};
struct challenge_t {
- u_int8_t element_id;
- u_int8_t length;
- u_int8_t text[254]; /* 1-253 + 1 for null */
+ uint8_t element_id;
+ uint8_t length;
+ uint8_t text[254]; /* 1-253 + 1 for null */
};
struct fh_t {
- u_int8_t element_id;
- u_int8_t length;
- u_int16_t dwell_time;
- u_int8_t hop_set;
- u_int8_t hop_pattern;
- u_int8_t hop_index;
+ uint8_t element_id;
+ uint8_t length;
+ uint16_t dwell_time;
+ uint8_t hop_set;
+ uint8_t hop_pattern;
+ uint8_t hop_index;
};
struct ds_t {
- u_int8_t element_id;
- u_int8_t length;
- u_int8_t channel;
+ uint8_t element_id;
+ uint8_t length;
+ uint8_t channel;
};
struct cf_t {
- u_int8_t element_id;
- u_int8_t length;
- u_int8_t count;
- u_int8_t period;
- u_int16_t max_duration;
- u_int16_t dur_remaing;
+ uint8_t element_id;
+ uint8_t length;
+ uint8_t count;
+ uint8_t period;
+ uint16_t max_duration;
+ uint16_t dur_remaing;
};
struct tim_t {
- u_int8_t element_id;
- u_int8_t length;
- u_int8_t count;
- u_int8_t period;
- u_int8_t bitmap_control;
- u_int8_t bitmap[251];
+ uint8_t element_id;
+ uint8_t length;
+ uint8_t count;
+ uint8_t period;
+ uint8_t bitmap_control;
+ uint8_t bitmap[251];
};
#define E_SSID 0
struct mgmt_body_t {
- u_int8_t timestamp[IEEE802_11_TSTAMP_LEN];
- u_int16_t beacon_interval;
- u_int16_t listen_interval;
- u_int16_t status_code;
- u_int16_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];
- u_int16_t reason_code;
- u_int16_t auth_alg;
- u_int16_t auth_trans_seq_num;
+ uint16_t reason_code;
+ uint16_t auth_alg;
+ uint16_t auth_trans_seq_num;
int challenge_present;
struct challenge_t challenge;
- u_int16_t capability_info;
+ uint16_t capability_info;
int ssid_present;
struct ssid_t ssid;
int rates_present;
};
struct ctrl_rts_t {
- u_int16_t fc;
- u_int16_t duration;
- u_int8_t ra[6];
- u_int8_t ta[6];
- u_int8_t fcs[4];
+ uint16_t fc;
+ uint16_t duration;
+ uint8_t ra[6];
+ uint8_t ta[6];
+ uint8_t fcs[4];
};
#define CTRL_RTS_HDRLEN (IEEE802_11_FC_LEN+IEEE802_11_DUR_LEN+\
IEEE802_11_RA_LEN+IEEE802_11_TA_LEN)
struct ctrl_cts_t {
- u_int16_t fc;
- u_int16_t duration;
- u_int8_t ra[6];
- u_int8_t fcs[4];
+ uint16_t fc;
+ uint16_t duration;
+ uint8_t ra[6];
+ uint8_t fcs[4];
};
#define CTRL_CTS_HDRLEN (IEEE802_11_FC_LEN+IEEE802_11_DUR_LEN+IEEE802_11_RA_LEN)
struct ctrl_ack_t {
- u_int16_t fc;
- u_int16_t duration;
- u_int8_t ra[6];
- u_int8_t fcs[4];
+ uint16_t fc;
+ uint16_t duration;
+ uint8_t ra[6];
+ uint8_t fcs[4];
};
#define CTRL_ACK_HDRLEN (IEEE802_11_FC_LEN+IEEE802_11_DUR_LEN+IEEE802_11_RA_LEN)
struct ctrl_ps_poll_t {
- u_int16_t fc;
- u_int16_t aid;
- u_int8_t bssid[6];
- u_int8_t ta[6];
- u_int8_t fcs[4];
+ uint16_t fc;
+ uint16_t aid;
+ uint8_t bssid[6];
+ uint8_t ta[6];
+ uint8_t fcs[4];
};
#define CTRL_PS_POLL_HDRLEN (IEEE802_11_FC_LEN+IEEE802_11_AID_LEN+\
IEEE802_11_BSSID_LEN+IEEE802_11_TA_LEN)
struct ctrl_end_t {
- u_int16_t fc;
- u_int16_t duration;
- u_int8_t ra[6];
- u_int8_t bssid[6];
- u_int8_t fcs[4];
+ uint16_t fc;
+ uint16_t duration;
+ uint8_t ra[6];
+ uint8_t bssid[6];
+ uint8_t fcs[4];
};
#define CTRL_END_HDRLEN (IEEE802_11_FC_LEN+IEEE802_11_DUR_LEN+\
IEEE802_11_RA_LEN+IEEE802_11_BSSID_LEN)
struct ctrl_end_ack_t {
- u_int16_t fc;
- u_int16_t duration;
- u_int8_t ra[6];
- u_int8_t bssid[6];
- u_int8_t fcs[4];
+ uint16_t fc;
+ uint16_t duration;
+ uint8_t ra[6];
+ uint8_t bssid[6];
+ uint8_t fcs[4];
};
#define CTRL_END_ACK_HDRLEN (IEEE802_11_FC_LEN+IEEE802_11_DUR_LEN+\
IEEE802_11_RA_LEN+IEEE802_11_BSSID_LEN)
struct ctrl_ba_t {
- u_int16_t fc;
- u_int16_t duration;
- u_int8_t ra[6];
- u_int8_t fcs[4];
+ uint16_t fc;
+ uint16_t duration;
+ uint8_t ra[6];
+ uint8_t fcs[4];
};
#define CTRL_BA_HDRLEN (IEEE802_11_FC_LEN+IEEE802_11_DUR_LEN+IEEE802_11_RA_LEN)
struct ctrl_bar_t {
- u_int16_t fc;
- u_int16_t dur;
- u_int8_t ra[6];
- u_int8_t ta[6];
- u_int16_t ctl;
- u_int16_t seq;
- u_int8_t fcs[4];
+ uint16_t fc;
+ uint16_t dur;
+ uint8_t ra[6];
+ uint8_t ta[6];
+ uint16_t ctl;
+ uint16_t seq;
+ uint8_t fcs[4];
};
#define CTRL_BAR_HDRLEN (IEEE802_11_FC_LEN+IEEE802_11_DUR_LEN+\
IEEE802_11_CTL_LEN+IEEE802_11_SEQ_LEN)
struct meshcntl_t {
- u_int8_t flags;
- u_int8_t ttl;
- u_int8_t seq[4];
- u_int8_t addr4[6];
- u_int8_t addr5[6];
- u_int8_t addr6[6];
+ uint8_t flags;
+ uint8_t ttl;
+ uint8_t seq[4];
+ uint8_t addr4[6];
+ uint8_t addr5[6];
+ uint8_t addr6[6];
};
#define IV_IV(iv) ((iv) & 0xFFFFFF)
* Note well: all radiotap fields are little-endian.
*/
struct ieee80211_radiotap_header {
- u_int8_t it_version; /* Version 0. Only increases
+ uint8_t it_version; /* Version 0. Only increases
* for drastic changes,
* introduction of compatible
* new fields does not count.
*/
- u_int8_t it_pad;
- u_int16_t it_len; /* length of the whole
+ uint8_t it_pad;
+ uint16_t it_len; /* length of the whole
* header in bytes, including
* it_version, it_pad,
* it_len, and data fields.
*/
- u_int32_t it_present; /* A bitmap telling which
+ uint32_t it_present; /* A bitmap telling which
* fields are present. Set bit 31
* (0x80000000) to extend the
* bitmap by another 32 bits.
/* Name Data type Units
* ---- --------- -----
*
- * IEEE80211_RADIOTAP_TSFT u_int64_t microseconds
+ * IEEE80211_RADIOTAP_TSFT uint64_t microseconds
*
* Value in microseconds of the MAC's 64-bit 802.11 Time
* Synchronization Function timer when the first bit of the
* MPDU arrived at the MAC. For received frames, only.
*
- * IEEE80211_RADIOTAP_CHANNEL 2 x u_int16_t MHz, bitmap
+ * IEEE80211_RADIOTAP_CHANNEL 2 x uint16_t MHz, bitmap
*
* Tx/Rx frequency in MHz, followed by flags (see below).
* Note that IEEE80211_RADIOTAP_XCHANNEL must be used to
* represent an HT channel as there is not enough room in
* the flags word.
*
- * IEEE80211_RADIOTAP_FHSS u_int16_t see below
+ * IEEE80211_RADIOTAP_FHSS uint16_t see below
*
* For frequency-hopping radios, the hop set (first byte)
* and pattern (second byte).
*
- * IEEE80211_RADIOTAP_RATE u_int8_t 500kb/s or index
+ * IEEE80211_RADIOTAP_RATE uint8_t 500kb/s or index
*
* Tx/Rx data rate. If bit 0x80 is set then it represents an
* an MCS index and not an IEEE rate.
* RF noise power at the antenna, decibel difference from one
* milliwatt.
*
- * IEEE80211_RADIOTAP_DB_ANTSIGNAL u_int8_t decibel (dB)
+ * IEEE80211_RADIOTAP_DB_ANTSIGNAL uint8_t decibel (dB)
*
* RF signal power at the antenna, decibel difference from an
* arbitrary, fixed reference.
*
- * IEEE80211_RADIOTAP_DB_ANTNOISE u_int8_t decibel (dB)
+ * IEEE80211_RADIOTAP_DB_ANTNOISE uint8_t decibel (dB)
*
* RF noise power at the antenna, decibel difference from an
* arbitrary, fixed reference point.
*
- * IEEE80211_RADIOTAP_LOCK_QUALITY u_int16_t unitless
+ * IEEE80211_RADIOTAP_LOCK_QUALITY uint16_t unitless
*
* Quality of Barker code lock. Unitless. Monotonically
* nondecreasing with "better" lock strength. Called "Signal
* Quality" in datasheets. (Is there a standard way to measure
* this?)
*
- * IEEE80211_RADIOTAP_TX_ATTENUATION u_int16_t unitless
+ * IEEE80211_RADIOTAP_TX_ATTENUATION uint16_t unitless
*
* Transmit power expressed as unitless distance from max
* power set at factory calibration. 0 is max power.
* Monotonically nondecreasing with lower power levels.
*
- * IEEE80211_RADIOTAP_DB_TX_ATTENUATION u_int16_t decibels (dB)
+ * IEEE80211_RADIOTAP_DB_TX_ATTENUATION uint16_t decibels (dB)
*
* Transmit power expressed as decibel distance from max power
* set at factory calibration. 0 is max power. Monotonically
* reference). This is the absolute power level measured at
* the antenna port.
*
- * IEEE80211_RADIOTAP_FLAGS u_int8_t bitmap
+ * IEEE80211_RADIOTAP_FLAGS uint8_t bitmap
*
* Properties of transmitted and received frames. See flags
* defined below.
*
- * IEEE80211_RADIOTAP_ANTENNA u_int8_t antenna index
+ * IEEE80211_RADIOTAP_ANTENNA uint8_t antenna index
*
* Unitless indication of the Rx/Tx antenna for this packet.
* The first antenna is antenna 0.
*
- * IEEE80211_RADIOTAP_RX_FLAGS u_int16_t bitmap
+ * IEEE80211_RADIOTAP_RX_FLAGS uint16_t bitmap
*
* Properties of received frames. See flags defined below.
*
- * IEEE80211_RADIOTAP_XCHANNEL u_int32_t bitmap
- * u_int16_t MHz
- * u_int8_t channel number
- * u_int8_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 u_int8_t known
- * u_int8_t flags
- * u_int8_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
* in IEEE 802.11n.
*
* IEEE80211_RADIOTAP_VENDOR_NAMESPACE
- * u_int8_t OUI[3]
- * u_int8_t subspace
- * u_int16_t length
+ * uint8_t OUI[3]
+ * 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
/* This is used to save state when parsing/processing parameters */
struct radiotap_state
{
- u_int32_t present;
+ uint32_t present;
- u_int8_t rate;
+ uint8_t rate;
};
#define PRINT_SSID(p) \
if (p.ssid_present) { \
ND_PRINT((ndo, " (")); \
- fn_print(p.ssid.ssid, NULL); \
+ fn_print(ndo, p.ssid.ssid, NULL); \
ND_PRINT((ndo, ")")); \
}
wep_print(netdissect_options *ndo,
const u_char *p)
{
- u_int32_t iv;
+ uint32_t iv;
if (!ND_TTEST2(*p, IEEE802_11_IV_LEN + IEEE802_11_KID_LEN))
return 0;
pbody->tim_present = 0;
while (length != 0) {
- if (!ND_TTEST2(*(p + offset), 1))
+ /* Make sure we at least have the element ID and length. */
+ if (!ND_TTEST2(*(p + offset), 2))
return 0;
- if (length < 1)
+ if (length < 2)
return 0;
+ elementlen = *(p + offset + 1);
+
+ /* Make sure we have the entire element. */
+ if (!ND_TTEST2(*(p + offset + 2), elementlen))
+ return 0;
+ if (length < elementlen + 2)
+ return 0;
+
switch (*(p + offset)) {
case E_SSID:
- if (!ND_TTEST2(*(p + offset), 2))
- return 0;
- if (length < 2)
- return 0;
memcpy(&ssid, p + offset, 2);
offset += 2;
length -= 2;
}
break;
case E_CHALLENGE:
- if (!ND_TTEST2(*(p + offset), 2))
- return 0;
- if (length < 2)
- return 0;
memcpy(&challenge, p + offset, 2);
offset += 2;
length -= 2;
}
break;
case E_RATES:
- if (!ND_TTEST2(*(p + offset), 2))
- return 0;
- if (length < 2)
- return 0;
memcpy(&rates, p + offset, 2);
offset += 2;
length -= 2;
}
break;
case E_DS:
- if (!ND_TTEST2(*(p + offset), 3))
- return 0;
- if (length < 3)
- return 0;
- memcpy(&ds, p + offset, 3);
- offset += 3;
- length -= 3;
+ memcpy(&ds, p + offset, 2);
+ offset += 2;
+ length -= 2;
+ if (ds.length != 1) {
+ offset += ds.length;
+ length -= ds.length;
+ break;
+ }
+ ds.channel = *(p + offset);
+ offset += 1;
+ length -= 1;
/*
* Present and not truncated.
*
}
break;
case E_CF:
- if (!ND_TTEST2(*(p + offset), 8))
- return 0;
- if (length < 8)
- return 0;
- memcpy(&cf, p + offset, 8);
- offset += 8;
- length -= 8;
+ memcpy(&cf, p + offset, 2);
+ offset += 2;
+ length -= 2;
+ if (cf.length != 6) {
+ offset += cf.length;
+ length -= cf.length;
+ break;
+ }
+ memcpy(&cf.count, p + offset, 6);
+ offset += 6;
+ length -= 6;
/*
* Present and not truncated.
*
}
break;
case E_TIM:
- if (!ND_TTEST2(*(p + offset), 2))
- return 0;
- if (length < 2)
- return 0;
memcpy(&tim, p + offset, 2);
offset += 2;
length -= 2;
- if (!ND_TTEST2(*(p + offset), 3))
- return 0;
- if (length < 3)
+ if (tim.length <= 3) {
+ offset += tim.length;
+ length -= tim.length;
+ break;
+ }
+ if (tim.length - 3 > (int)sizeof tim.bitmap)
return 0;
memcpy(&tim.count, p + offset, 3);
offset += 3;
length -= 3;
- if (tim.length <= 3)
- break;
- if (tim.length - 3 > (int)sizeof tim.bitmap)
- return 0;
- if (!ND_TTEST2(*(p + offset), tim.length - 3))
- return 0;
- if (length < (u_int)(tim.length - 3))
- return 0;
memcpy(tim.bitmap, p + (tim.length - 3),
(tim.length - 3));
offset += tim.length - 3;
ND_PRINT((ndo, "(1) unhandled element_id (%d) ",
*(p + offset)));
#endif
- if (!ND_TTEST2(*(p + offset), 2))
- return 0;
- if (length < 2)
- return 0;
- elementlen = *(p + offset + 1);
- if (!ND_TTEST2(*(p + offset + 2), elementlen))
- return 0;
- if (length < elementlen + 2)
- return 0;
- offset += elementlen + 2;
- length -= elementlen + 2;
+ offset += 2 + elementlen;
+ length -= 2 + elementlen;
break;
}
}
ret = parse_elements(ndo, &pbody, p, offset, length);
- ND_PRINT((ndo, " AID(%x) :%s: %s", ((u_int16_t)(pbody.aid << 2 )) >> 2 ,
+ ND_PRINT((ndo, " AID(%x) :%s: %s", ((uint16_t)(pbody.aid << 2 )) >> 2 ,
CAPABILITY_PRIVACY(pbody.capability_info) ? " PRIVACY " : "",
(pbody.status_code < NUM_STATUSES
? status_text[pbody.status_code]
static int
mgmt_body_print(netdissect_options *ndo,
- u_int16_t fc, const struct mgmt_header_t *pmh,
+ uint16_t fc, const struct mgmt_header_t *pmh,
const u_char *p, u_int length)
{
ND_PRINT((ndo, "%s", tok2str(st_str, "Unhandled Management subtype(%x)", FC_SUBTYPE(fc))));
static int
ctrl_body_print(netdissect_options *ndo,
- u_int16_t fc, const u_char *p)
+ uint16_t fc, const u_char *p)
{
ND_PRINT((ndo, "%s", tok2str(ctrl_str, "Unknown Ctrl Subtype", FC_SUBTYPE(fc))));
switch (FC_SUBTYPE(fc)) {
static void
data_header_print(netdissect_options *ndo,
- u_int16_t fc, const u_char *p, const u_int8_t **srcp,
- const u_int8_t **dstp)
+ uint16_t fc, const u_char *p, const uint8_t **srcp,
+ const uint8_t **dstp)
{
u_int subtype = FC_SUBTYPE(fc);
static void
mgmt_header_print(netdissect_options *ndo,
- const u_char *p, const u_int8_t **srcp, const u_int8_t **dstp)
+ const u_char *p, const uint8_t **srcp, const uint8_t **dstp)
{
const struct mgmt_header_t *hp = (const struct mgmt_header_t *) p;
static void
ctrl_header_print(netdissect_options *ndo,
- u_int16_t fc, const u_char *p, const u_int8_t **srcp,
- const u_int8_t **dstp)
+ uint16_t fc, const u_char *p, const uint8_t **srcp,
+ const uint8_t **dstp)
{
if (srcp != NULL)
*srcp = NULL;
static int
extract_header_length(netdissect_options *ndo,
- u_int16_t fc)
+ uint16_t fc)
{
int len;
*/
static void
ieee_802_11_hdr_print(netdissect_options *ndo,
- u_int16_t fc, const u_char *p, u_int hdrlen,
- u_int meshdrlen, const u_int8_t **srcp,
- const u_int8_t **dstp)
+ uint16_t fc, const u_char *p, u_int hdrlen,
+ u_int meshdrlen, const uint8_t **srcp,
+ const uint8_t **dstp)
{
if (ndo->ndo_vflag) {
if (FC_MORE_DATA(fc))
const u_char *p, u_int length, u_int orig_caplen, int pad,
u_int fcslen)
{
- u_int16_t fc;
+ uint16_t fc;
u_int caplen, hdrlen, meshdrlen;
- const u_int8_t *src, *dst;
+ const uint8_t *src, *dst;
u_short extracted_ethertype;
caplen = orig_caplen;
static int
print_radiotap_field(netdissect_options *ndo,
- struct cpack_state *s, u_int32_t bit, u_int8_t *flags,
- struct radiotap_state *state, u_int32_t presentflags)
+ struct cpack_state *s, uint32_t bit, uint8_t *flags,
+ struct radiotap_state *state, uint32_t presentflags)
{
union {
int8_t i8;
- u_int8_t u8;
+ uint8_t u8;
int16_t i16;
- u_int16_t u16;
- u_int32_t u32;
- u_int64_t u64;
+ uint16_t u16;
+ uint32_t u32;
+ uint64_t u64;
} u, u2, u3, u4;
int rc;
rc = cpack_uint8(s, &u3.u8);
break;
case IEEE80211_RADIOTAP_VENDOR_NAMESPACE: {
- u_int8_t vns[3];
- u_int16_t length;
- u_int8_t subspace;
+ uint8_t vns[3];
+ uint16_t length;
+ uint8_t subspace;
if ((cpack_align_and_reserve(s, 2)) == NULL) {
rc = -1;
struct cpack_state cpacker;
struct ieee80211_radiotap_header *hdr;
- u_int32_t present, next_present;
- u_int32_t presentflags = 0;
- u_int32_t *presentp, *last_presentp;
+ uint32_t present, next_present;
+ uint32_t presentflags = 0;
+ uint32_t *presentp, *last_presentp;
enum ieee80211_radiotap_type bit;
int bit0;
u_int len;
- u_int8_t flags;
+ uint8_t flags;
int pad;
u_int fcslen;
struct radiotap_state state;
ND_PRINT((ndo, "%s", tstr));
return caplen;
}
- cpack_init(&cpacker, (u_int8_t *)hdr, len); /* align against header start */
+ cpack_init(&cpacker, (uint8_t *)hdr, len); /* align against header start */
cpack_advance(&cpacker, sizeof(*hdr)); /* includes the 1st bitmap */
for (last_presentp = &hdr->it_present;
IS_EXTENDED(last_presentp) &&
ieee802_11_avs_radio_print(netdissect_options *ndo,
const u_char *p, u_int length, u_int caplen)
{
- u_int32_t caphdr_len;
+ uint32_t caphdr_len;
if (caplen < 8) {
ND_PRINT((ndo, "%s", tstr));
{
u_int caplen = h->caplen;
u_int length = h->len;
- u_int32_t msgcode;
+ uint32_t msgcode;
if (caplen < 4) {
ND_PRINT((ndo, "%s", tstr));
projects / tcpdump / blobdiff