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wifi-diag: Add histogram for encoding types.

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HE_SU, OFDMA, VHT, etc.

Signed-off-by: Ben Greear <greearb@candelatech.com>
This commit is contained in:
Ben Greear
2021-03-25 17:24:37 -07:00
parent 7d4562af3a
commit bed6ff690d
2 changed files with 46 additions and 1 deletions
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11
wifi_diag/Packet.pm
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@@ -5,7 +5,6 @@ use strict;
use bignum; use bignum;
use bigint; use bigint;
our $d_counter = 0; our $d_counter = 0;
sub new { sub new {
@@ -26,6 +25,7 @@ sub new {
seen_ip => 0, seen_ip => 0,
timestamp => 0, timestamp => 0,
datarate => 0, datarate => 0,
ppdu_format => "UNKNOWN",
dummy_tx_pkts => 0, dummy_tx_pkts => 0,
dummy_rx_pkts => 0, dummy_rx_pkts => 0,
is_last_ampdu => 0, is_last_ampdu => 0,
@@ -126,6 +126,15 @@ sub append {
elsif ($ln =~ /^.* = Payload Type: MSDU/) { elsif ($ln =~ /^.* = Payload Type: MSDU/) {
$self->{is_msdu} = 1; $self->{is_msdu} = 1;
} }
elsif ($ln =~ /^.* = PPDU Format: (.*)/) {
$self->{ppdu_format} = $1;
}
elsif ($ln =~ /^\s+PHY type: \S+\s+\((\S+)\)/) {
# The PPDU Format matches first, so don't over-ride that if we found something already.
if ($self->{ppdu_format} eq "UNKNOWN") {
$self->{ppdu_format} = $1; # OFDM etc
}
}
elsif ($ln =~ /^\s*\[Time delta from previous captured frame:\s+(\S+)/) { elsif ($ln =~ /^\s*\[Time delta from previous captured frame:\s+(\S+)/) {
$self->{timedelta} = $1; $self->{timedelta} = $1;
} }

36
wifi_diag/wifi_pcap_diag.pl
View File

@@ -65,6 +65,8 @@ my %glb_pkt_type_tx_hash = ();
my %glb_pkt_type_rx_hash = (); my %glb_pkt_type_rx_hash = ();
my %glb_ampdu_pkt_count_rx_hash = (); my %glb_ampdu_pkt_count_rx_hash = ();
my %glb_ampdu_pkt_count_tx_hash = (); my %glb_ampdu_pkt_count_tx_hash = ();
my %glb_encoding_type_tx_hash = ();
my %glb_encoding_type_rx_hash = ();
my $ampdu_pkt_count_total_tx = 0; my $ampdu_pkt_count_total_tx = 0;
my $ampdu_pkt_count_total_rx = 0; my $ampdu_pkt_count_total_rx = 0;
@@ -454,6 +456,24 @@ sub htmlMcsHistogram {
foreach my $name (sort {$a <=> $b} keys %glb_mcs_rx_hash) { foreach my $name (sort {$a <=> $b} keys %glb_mcs_rx_hash) {
$html .= sprintf(qq(<tr><td>%s</td><td class="ar">%s</td><td class="ar">%f</td></tr>\n), $name, $glb_mcs_rx_hash{$name}, ($glb_mcs_rx_hash{$name} * 100.0) / $rx_pkts); $html .= sprintf(qq(<tr><td>%s</td><td class="ar">%s</td><td class="ar">%f</td></tr>\n), $name, $glb_mcs_rx_hash{$name}, ($glb_mcs_rx_hash{$name} * 100.0) / $rx_pkts);
} }
$html .= "</table><P>\n";
$html .= "<h4>TX PPDU Format histogram.</h4>\n
<table $html_table_border><tr><th>PPDU Format</th><th>Packets</th><th>Percentage</th></tr>";
foreach my $name (sort keys %glb_encoding_type_tx_hash) {
$html .= sprintf(qq(<tr><td>%s</td><td class="ar">%s</td><td class="ar">%f</td></tr>\n),
$name, $glb_encoding_type_tx_hash{$name}, ($glb_encoding_type_tx_hash{$name} * 100.0) / $tx_pkts);
}
$html .= "</table><P>\n";
$html .= "<h4>RX PPDU Format histogram.</h4>\n
<table $html_table_border><tr><th>PPDU Format</th><th>Packets</th><th>Percentage</th></tr>";
foreach my $name (sort keys %glb_encoding_type_rx_hash) {
$html .= sprintf(qq(<tr><td>%s</td><td class="ar">%s</td><td class="ar">%f</td></tr>\n),
$name, $glb_encoding_type_rx_hash{$name}, ($glb_encoding_type_rx_hash{$name} * 100.0) / $rx_pkts);
}
$html .= "</table><P>\n";
$html .= "</table>\n"; $html .= "</table>\n";
$html .= "<h4>TX Packet Type histogram</h4>\n $html .= "<h4>TX Packet Type histogram</h4>\n
@@ -781,6 +801,14 @@ sub processPkt {
} else { } else {
$glb_mcs_rx_hash{$dr} = 1; $glb_mcs_rx_hash{$dr} = 1;
} }
$dr = $pkt->{ppdu_format};
if (exists $glb_encoding_type_rx_hash{$dr}) {
$glb_encoding_type_rx_hash{$dr}++;
} else {
$glb_encoding_type_rx_hash{$dr} = 1;
}
$dr = $pkt->type_subtype() . $pkt->{priority}; $dr = $pkt->type_subtype() . $pkt->{priority};
if (exists $glb_pkt_type_rx_hash{$dr}) { if (exists $glb_pkt_type_rx_hash{$dr}) {
$glb_pkt_type_rx_hash{$dr}++; $glb_pkt_type_rx_hash{$dr}++;
@@ -852,6 +880,14 @@ sub processPkt {
} else { } else {
$glb_mcs_tx_hash{$dr} = 1; $glb_mcs_tx_hash{$dr} = 1;
} }
$dr = $pkt->{ppdu_format};
if (exists $glb_encoding_type_tx_hash{$dr}) {
$glb_encoding_type_tx_hash{$dr}++;
} else {
$glb_encoding_type_tx_hash{$dr} = 1;
}
$dr = $pkt->type_subtype() . $pkt->{priority}; $dr = $pkt->type_subtype() . $pkt->{priority};
if (exists $glb_pkt_type_tx_hash{$dr}) { if (exists $glb_pkt_type_tx_hash{$dr}) {
$glb_pkt_type_tx_hash{$dr}++; $glb_pkt_type_tx_hash{$dr}++;