monitor: Print HT Operation IE
As well as the therein contained MCS field
This commit is contained in:
Patrik Flykt
Denis Kenzior
parent
2c061e6394
commit
2129becac8
213
monitor/nlmon.c
213
monitor/nlmon.c
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@ -903,6 +903,217 @@ static void print_ie_vendor(unsigned int level, const char *label,
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}
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}
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static void print_ie_mcs(unsigned int level, const char *label,
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const void *data, uint16_t size)
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{
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const uint8_t *bytes = data;
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int i;
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uint8_t bytemask[16];
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uint16_t data_rate;
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const char *mcs_set[128] = {
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[77] = "Reserved",
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[78] = "Reserved",
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[79] = "Reserved",
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[90] = "Reserved",
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[91] = "Reserved",
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[92] = "Reserved",
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[93] = "Reserved",
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[94] = "Reserved",
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[95] = "Reserved",
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[96] = "Tx MCS set defined",
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[97] = "Tx Rx MCS set not equal",
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[100] = "Tx unequal modulation supported",
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[101] = "Reserved",
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[102] = "Reserved",
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[103] = "Reserved",
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[104] = "Reserved",
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[105] = "Reserved",
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[106] = "Reserved",
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[107] = "Reserved",
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[108] = "Reserved",
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[109] = "Reserved",
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[110] = "Reserved",
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[111] = "Reserved",
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[112] = "Reserved",
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[113] = "Reserved",
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[114] = "Reserved",
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[115] = "Reserved",
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[116] = "Reserved",
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[117] = "Reserved",
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[118] = "Reserved",
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[119] = "Reserved",
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[120] = "Reserved",
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[121] = "Reserved",
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[122] = "Reserved",
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[123] = "Reserved",
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[124] = "Reserved",
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[125] = "Reserved",
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[126] = "Reserved",
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[127] = "Reserved",
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};
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if (size != 16)
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return print_ie_error(level, label, size, -EINVAL);
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for (i = 0; i < 77; i++) {
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uint8_t byte = i / 8;
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uint8_t bit = i % 8;
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if (util_is_bit_set(bytes[byte], bit))
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print_attr(level, "%s: MCS %d", label, i);
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}
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memset(bytemask, 0, sizeof(bytemask));
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bytemask[9] = 0xe0;
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print_ie_bitfield(level, "MCS set", bytes, bytemask, sizeof(bytemask),
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mcs_set);
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data_rate = l_get_le16(&bytes[10]) & 0x3ff;
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if (data_rate)
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print_attr(level, "MCS set: Rx Highest data rate: %d Mbit/s",
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data_rate);
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bytemask[9] = 0x00;
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bytemask[11] = 0xfc;
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bytemask[12] = 0x03;
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print_ie_bitfield(level, "MCS Set", bytes, bytemask, sizeof(bytemask),
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mcs_set);
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if (bytes[12] & 0x0c)
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print_attr(level,
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"MCS set: Tx max spatial streams supported: %d",
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((bytes[12] & 0x0c) >> 2) + 1);
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bytemask[11] = 0x00;
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bytemask[12] = 0xf0;
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bytemask[13] = 0xff;
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bytemask[14] = 0xff;
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bytemask[15] = 0xff;
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print_ie_bitfield(level, "MCS set", bytes, bytemask, sizeof(bytemask),
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mcs_set);
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}
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static void print_ie_ht_operation(unsigned int level, const char *label,
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const void *data, uint16_t size)
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{
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const char *secondary_offset[] = {
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"no secondary channel",
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"above primary channel",
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"reserved",
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"below primary channel"
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};
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const char *channel_width[] = {
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"20 MHz channel width",
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"Any supported channel width"
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};
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const char *ht_protection[] = {
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"No protection",
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"Nonmember protection mode",
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"20 MHz protection mode",
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"non-HT mixed mode"
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};
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const char *ht_ops_bitfield[] = {
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"",
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"",
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"",
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"RIFS permitted",
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"Reserved",
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"Reserved",
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"Reserved",
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"Reserved",
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"",
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"",
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"Non-greenfield HT STAs present",
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"Reserved",
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"OBSS non-HT STAs present",
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"Reserved",
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"Reserved",
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"Reserved",
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"Reserved",
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"Reserved",
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"Reserved",
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"Reserved",
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"Reserved",
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"Reserved",
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"Reserved",
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"Reserved",
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"Reserved",
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"Reserved",
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"Reserved",
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"Reserved",
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"Reserved",
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"Dual beacon",
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"Dual CTS protection",
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"STBC beacon",
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"L-SIG TXOP protection full support",
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"PCO active",
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"PCO Phase",
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"Reserved",
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"Reserved",
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"Reserved",
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"Reserved",
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NULL
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};
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uint8_t *bytes = (uint8_t *) data;
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uint8_t bytemask[5];
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int i;
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if (size < 22) {
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print_ie_error(level, label, size, -EINVAL);
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return;
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}
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print_attr (level, "%s:", label);
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print_attr (level + 1, "Primary channel %d", bytes[0]);
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i = bytes[1] & 0x03;
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print_attr (level + 1,
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"HT Operation Information: Secondary Channel Offset: %s",
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secondary_offset[i]);
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i = (bytes[1] & 0x04) >> 2;
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print_attr (level + 1,
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"HT Operation Information: Channel width: bit 2: %s",
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channel_width[i]);
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memset(bytemask, 0, sizeof(bytemask));
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bytemask[0] = 0xf8;
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print_ie_bitfield(level + 1,
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"HT Operation Information", &bytes[1], bytemask,
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sizeof(bytemask), ht_ops_bitfield);
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i = bytes[2] & 0x03;
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print_attr(level + 1,
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"HT Operation Information: HT Protection: bits 8 - 9: %s",
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ht_protection[i]);
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bytemask[0] = 0x00;
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bytemask[1] = 0xfc;
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bytemask[2] = 0xff;
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bytemask[3] = 0xff;
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bytemask[4] = 0xff;
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print_ie_bitfield(level + 1, "HT Operation Information", &bytes[1],
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bytemask, sizeof(bytemask), ht_ops_bitfield);
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print_ie_mcs(level + 1, "Basic MCS set", &bytes[6], 16);
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}
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static struct attr_entry ie_entry[] = {
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{IE_TYPE_SSID, "SSID",
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ATTR_CUSTOM, { .function = print_ie_ssid } },
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@ -926,6 +1137,8 @@ static struct attr_entry ie_entry[] = {
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ATTR_CUSTOM, { .function = print_ie_rsn } },
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{IE_TYPE_EXTENDED_SUPPORTED_RATES, "Extended supported rates",
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ATTR_CUSTOM, { .function = print_ie_rate } },
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{IE_TYPE_HT_OPERATION, "HT Operation",
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ATTR_CUSTOM, { .function = print_ie_ht_operation } },
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{IE_TYPE_VENDOR_SPECIFIC, "Vendor specific",
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ATTR_CUSTOM, { .function = print_ie_vendor } },
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{ },
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