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monitor: Add decoder for NL80211_ATTR_EXT_CAPA

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This commit is contained in:
Denis Kenzior 2015-05-06 21:45:17 -05:00
parent 6f7a07e012
commit 0239c6f09e
1 changed files with 98 additions and 1 deletions
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99
monitor/nlmon.c
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@ -1114,6 +1114,102 @@ static void print_ie_ht_operation(unsigned int level, const char *label,
print_ie_mcs(level + 1, "Basic MCS set", &bytes[6], 16);
}
static const char *extended_capabilities_bitfield[64] = {
[0] = "20/40 BSS coexistence management support",
[1] = "Reserved",
[2] = "Extended channel switching",
[3] = "Reserved",
[4] = "PSMP capability",
[5] = "Reserved",
[6] = "S-PSMP support",
[7] = "Event",
[8] = "Diagnostics",
[9] = "Multicast diagnostics",
[10] = "Location tracking",
[11] = "FMS",
[12] = "Proxy ARP service",
[13] = "Collocated interference reporting",
[14] = "Civic location",
[15] = "Geospatial location",
[16] = "TFS",
[17] = "WNM-Sleep mode",
[18] = "TIM broadcast",
[19] = "BSS transition",
[20] = "QoS traffic capability",
[21] = "AC station count",
[22] = "Multiple BSSID",
[23] = "Timing measurement",
[24] = "Channel usage",
[25] = "SSID list",
[26] = "DMS",
[27] = "UTC TSF offset",
[28] = "TDLS Peer U-APSD buffer STA support",
[29] = "TDLS Peer PSM support",
[30] = "TDLS channel switching",
[31] = "Interworking",
[32] = "QoS Map",
[33] = "EBR",
[34] = "SSPN Interface",
[35] = "Reserved",
[36] = "MSGCF Capability",
[37] = "TDLS Support",
[38] = "TDLS Prohibited",
[39] = "TDLS Channel Switching Prohibited",
[40] = "Reject Unadmitted Frame",
[41 ... 43] = "Reserved",
[44] = "Identifier Location",
[45] = "U-APSD Coexistence",
[46] = "WNM- Notification",
[47] = "Reserved",
[48] = "UTF-8 SSID",
[49 ... 61] = "Reserved",
[62] = "Opmode Notification",
[63] = "TDLS Wide Bandwidth support",
};
static void print_ie_extended_capabilities(unsigned int level,
const char *label,
const void *data, uint16_t size)
{
uint8_t bytemask1[] = { 0xff, 0xff, 0xff, 0xff,
0xff, 0x01 };
uint8_t bytemask2[] = { 0x00, 0x00, 0x00, 0x00,
0x00, 0xf0, 0xff, 0xff };
uint8_t interval;
size_t bytes;
bool spsmp;
print_attr(level, "%s: len %u", label, size);
if (size == 0)
return;
spsmp = util_is_bit_set(*((uint8_t *) data), 6);
bytes = size < sizeof(bytemask1) ? size : sizeof(bytemask1);
/* Print first 40 bits */
print_ie_bitfield(level + 1, "Capability", data, bytemask1,
bytes, extended_capabilities_bitfield);
if (size <= bytes)
return;
/* Print Service Interval Granularity */
if (spsmp) {
interval = util_bit_field(*((uint8_t *) data + 5), 1, 3);
print_attr(level + 1,
"Shortest Service Interval Granularity: %d ms",
interval * 5 + 5);
}
bytes = size < sizeof(bytemask2) ? size : sizeof(bytemask2);
/* Print remainder */
print_ie_bitfield(level + 1, "Capability", data, bytemask2,
bytes, extended_capabilities_bitfield);
}
static struct attr_entry ie_entry[] = {
{IE_TYPE_SSID, "SSID",
ATTR_CUSTOM, { .function = print_ie_ssid } },
@ -2142,7 +2238,8 @@ static const struct attr_entry attr_table[] = {
{ NL80211_ATTR_RADAR_EVENT,
"Radar Event" },
{ NL80211_ATTR_EXT_CAPA,
"Extended Capabilities" },
"Extended Capabilities", ATTR_CUSTOM,
{ .function = print_ie_extended_capabilities } },
{ NL80211_ATTR_EXT_CAPA_MASK,
"Extended Capabilities Mask" },
{ NL80211_ATTR_STA_CAPABILITY,