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monitor: Dump NL80211_BAND_ATTR_HT_CAPA

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This commit is contained in:
Denis Kenzior 2021-05-25 18:28:14 -05:00
parent ec6ee1c20b
commit 5120f46199
1 changed files with 63 additions and 51 deletions
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114
monitor/nlmon.c
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@ -1104,6 +1104,66 @@ static void print_ie_vendor(unsigned int level, const char *label,
} }
} }
static void print_ht_capabilities(unsigned int level, const char *label,
const void *data, uint16_t size)
{
static const char *ht_capabilities_info_bitfield[16] = {
[0] = "LDPC Coding Capability",
[1] = "Supported Channel Width Set",
[2] = "SM Power Save",
[3] = "SM Power Save",
[4] = "HT-Greenfield",
[5] = "Short GI for 20Mhz",
[6] = "Short GI for 40Mhz",
[7] = "Tx STBC",
[8] = "Rx STBC",
[9] = "Rx STBC",
[10] = "HT-Delayed Block Ack",
[11] = "Maximum A-MSDU Length",
[12] = "DSSS/CCK Mode in 40Mhz",
[13] = "Reserved",
[14] = "40 Mhz Intolerant",
[15] = "L-SIG TXOP Protection Support",
};
static const char *ht_capabilities_sm_power_save[4] = {
"Static", "Dynamic", "Reserved", "Disabled",
};
static const char *ht_capabilities_rx_stbc[4] = {
"Disabled", "One spatial stream", "One and two spatial streams",
"One, two and three spatial streams"
};
uint8_t info_mask[] = { 0x03, 0xfc };
const uint8_t *htc = data;
uint8_t sm_power_save;
uint8_t rx_stbc;
if (size != 2)
return print_ie_error(level, label, size, -EINVAL);
/* Print bits 0-1 */
print_ie_bitfield(level, "HT Capabilities Info", data, info_mask,
1, ht_capabilities_info_bitfield);
/* Print SM Power Save */
sm_power_save = bit_field(htc[0], 2, 2);
print_attr(level, "HT Capabilities Info: bits 2-3: %s",
ht_capabilities_sm_power_save[sm_power_save]);
/* Print bits 4-7 */
info_mask[0] = 0xf0;
print_ie_bitfield(level, "HT Capabilities Info", data, info_mask,
1, ht_capabilities_info_bitfield);
rx_stbc = bit_field(htc[1], 0, 2);
print_attr(level, "HT Capabilities Info: bits 8-9: %s",
ht_capabilities_rx_stbc[rx_stbc]);
/* Print bits 10-15 */
info_mask[0] = 0x00;
print_ie_bitfield(level, "HT Capabilities Info", data, info_mask,
2, ht_capabilities_info_bitfield);
}
static void print_ht_mcs_set(unsigned int level, const char *label, static void print_ht_mcs_set(unsigned int level, const char *label,
const void *data, uint16_t size) const void *data, uint16_t size)
{ {
@ -1486,31 +1546,6 @@ static void print_ie_ht_capabilities(unsigned int level,
const char *label, const char *label,
const void *data, uint16_t size) const void *data, uint16_t size)
{ {
static const char *ht_capabilities_info_bitfield[16] = {
[0] = "LDPC Coding Capability",
[1] = "Supported Channel Width Set",
[2] = "SM Power Save",
[3] = "SM Power Save",
[4] = "HT-Greenfield",
[5] = "Short GI for 20Mhz",
[6] = "Short GI for 40Mhz",
[7] = "Tx STBC",
[8] = "Rx STBC",
[9] = "Rx STBC",
[10] = "HT-Delayed Block Ack",
[11] = "Maximum A-MSDU Length",
[12] = "DSSS/CCK Mode in 40Mhz",
[13] = "Reserved",
[14] = "40 Mhz Intolerant",
[15] = "L-SIG TXOP Protection Support",
};
static const char *ht_capabilities_sm_power_save[4] = {
"Static", "Dynamic", "Reserved", "Disabled",
};
static const char *ht_capabilities_rx_stbc[4] = {
"Disabled", "One spatial stream", "One and two spatial streams",
"One, two and three spatial streams"
};
static const char *ht_capabilities_min_mpdu_start_spacing[8] = { static const char *ht_capabilities_min_mpdu_start_spacing[8] = {
"No restriction", "1/4 us", "1/2 us", "1 us", "2 us", "No restriction", "1/4 us", "1/2 us", "1 us", "2 us",
"4 us", "8 us", "16 us", "4 us", "8 us", "16 us",
@ -1521,10 +1556,7 @@ static void print_ie_ht_capabilities(unsigned int level,
static const char *ht_capabilities_mcs_feedback[4] = { static const char *ht_capabilities_mcs_feedback[4] = {
"No feedback", "Reserved", "Unsolicited", "Both", "No feedback", "Reserved", "Unsolicited", "Both",
}; };
uint8_t info_mask[] = { 0x03, 0xfc };
const uint8_t *htc = data; const uint8_t *htc = data;
uint8_t sm_power_save;
uint8_t rx_stbc;
uint8_t ampdu_exponent; uint8_t ampdu_exponent;
bool pco; bool pco;
bool plus_htc; bool plus_htc;
@ -1536,28 +1568,7 @@ static void print_ie_ht_capabilities(unsigned int level,
if (size != 26) if (size != 26)
return; return;
/* Print bits 0-1 */ print_ht_capabilities(level + 1, "HT Capabilities Info", htc, 2);
print_ie_bitfield(level + 1, "HT Capabilities Info", data, info_mask,
1, ht_capabilities_info_bitfield);
/* Print SM Power Save */
sm_power_save = bit_field(htc[0], 2, 2);
print_attr(level + 1, "HT Capabilities Info: bits 2-3: %s",
ht_capabilities_sm_power_save[sm_power_save]);
/* Print bits 4-7 */
info_mask[0] = 0xf0;
print_ie_bitfield(level + 1, "HT Capabilities Info", data, info_mask,
1, ht_capabilities_info_bitfield);
rx_stbc = bit_field(htc[1], 0, 2);
print_attr(level + 1, "HT Capabilities Info: bits 8-9: %s",
ht_capabilities_rx_stbc[rx_stbc]);
/* Print bits 10-15 */
info_mask[0] = 0x00;
print_ie_bitfield(level + 1, "HT Capabilities Info", data, info_mask,
2, ht_capabilities_info_bitfield);
ampdu_exponent = bit_field(htc[2], 0, 2); ampdu_exponent = bit_field(htc[2], 0, 2);
print_attr(level + 1, "A-MPDU Parameters: " print_attr(level + 1, "A-MPDU Parameters: "
@ -5225,7 +5236,8 @@ static const struct attr_entry wiphy_bands_table[] = {
ATTR_CUSTOM, { .function = print_band_rates } }, ATTR_CUSTOM, { .function = print_band_rates } },
{ NL80211_BAND_ATTR_HT_MCS_SET, "HT MCS Set", { NL80211_BAND_ATTR_HT_MCS_SET, "HT MCS Set",
ATTR_CUSTOM, { .function = print_ht_mcs_set } }, ATTR_CUSTOM, { .function = print_ht_mcs_set } },
{ NL80211_BAND_ATTR_HT_CAPA, "HT Capabilities" }, { NL80211_BAND_ATTR_HT_CAPA, "HT Capabilities",
ATTR_CUSTOM, { .function = print_ht_capabilities } },
{ NL80211_BAND_ATTR_HT_AMPDU_FACTOR, "AMPDU Factor" }, { NL80211_BAND_ATTR_HT_AMPDU_FACTOR, "AMPDU Factor" },
{ NL80211_BAND_ATTR_HT_AMPDU_DENSITY, "AMPDU Density" }, { NL80211_BAND_ATTR_HT_AMPDU_DENSITY, "AMPDU Density" },
{ NL80211_BAND_ATTR_VHT_MCS_SET, "VHT MCS Set" }, { NL80211_BAND_ATTR_VHT_MCS_SET, "VHT MCS Set" },