wifi-diag: More whitespace changes.

No functional change.
This commit is contained in:
Ben Greear
2018-11-26 09:28:07 -08:00
parent bf519f57d9
commit bd1798505b

View File

@@ -318,14 +318,12 @@ sub htmlMcsHistogram {
if ($rx_pkts) {
$html .= "RX Retransmit percentage: $rx_retrans_pkts/$rx_pkts == " . ($rx_retrans_pkts * 100.0) / $rx_pkts . "<br>\n";
}
else {
} else {
$html .= "RX Retransmit percentage: $rx_retrans_pkts/$rx_pkts == 0<br>\n";
}
if ($tx_pkts) {
$html .= "TX Retransmit percentage: $tx_retrans_pkts/$tx_pkts == " . ($tx_retrans_pkts * 100.0) / $tx_pkts . "<br>\n";
}
else {
} else {
$html .= "TX Retransmit percentage: $tx_retrans_pkts/$tx_pkts == 0<br>\n";
}
@@ -483,18 +481,15 @@ sub processPkt {
if ($last_pkt->transmitter() eq $pkt->receiver()) {
$pkt->set_transmitter($last_pkt->receiver());
if ($last_pkt->acked_by() != -1) {
print "WARNING: ack frame: " . $pkt->frame_num() . " acking frame: " .
$last_pkt->frame_num() . " already acked by frame: " . $last_pkt->acked_by() . "\n";
print "WARNING: ack frame: " . $pkt->frame_num() . " acking frame: " .
$last_pkt->frame_num() . " already acked by frame: " . $last_pkt->acked_by() . "\n";
} elsif ($last_pkt->block_acked_by() != -1) {
print "WARNING: ack frame: " . $pkt->frame_num() . " acking frame: " .
$last_pkt->frame_num() . " already block-acked by frame: " . $last_pkt->block_acked_by() . "\n";
} else {
$last_pkt->set_acked_by($pkt->frame_num());
}
elsif ($last_pkt->block_acked_by() != -1) {
print "WARNING: ack frame: " . $pkt->frame_num() . " acking frame: " .
$last_pkt->frame_num() . " already block-acked by frame: " . $last_pkt->block_acked_by() . "\n";
}
else {
$last_pkt->set_acked_by($pkt->frame_num());
}
}
else {
} else {
print "ERROR: Frame " . $pkt->frame_num() . " is ACK for unknown packet.\n";
$last_pkt = $pkt;
return;
@@ -504,14 +499,14 @@ sub processPkt {
if ($dut ne "") {
# Ignore frames not to/from DUT
if (!(($dut eq $pkt->receiver()) ||
($dut eq $pkt->transmitter()))) {
($dut eq $pkt->transmitter()))) {
$non_dut_frames++;
return;
}
if ($wmm_info eq "") {
if ($pkt->type_subtype() eq "Beacon frame (0x0008)") {
$wmm_info = $pkt->{wmm_info};
$wmm_info = $pkt->{wmm_info};
}
}
}
@@ -522,25 +517,22 @@ sub processPkt {
my $peer_conn;
if (exists $peer_conns{$hash}) {
$peer_conn = $peer_conns{$hash};
}
else {
} else {
if (exists $peer_conns{$hash2}) {
$peer_conn = $peer_conns{$hash2};
}
else {
} else {
if ($dut eq $pkt->receiver()) {
$peer_conn = PeerConn->new(glb_fh_ba_tx => $glb_fh_ba_tx,
glb_fh_ba_rx => $glb_fh_ba_rx,
report_prefix => $report_prefix,
local_addr => $pkt->transmitter(),
peer_addr => $pkt->receiver());
}
else {
$peer_conn = PeerConn->new(glb_fh_ba_tx => $glb_fh_ba_tx,
glb_fh_ba_rx => $glb_fh_ba_rx,
report_prefix => $report_prefix,
local_addr => $pkt->receiver(),
peer_addr => $pkt->transmitter());
$peer_conn = PeerConn->new(glb_fh_ba_tx => $glb_fh_ba_tx,
glb_fh_ba_rx => $glb_fh_ba_rx,
report_prefix => $report_prefix,
local_addr => $pkt->transmitter(),
peer_addr => $pkt->receiver());
} else {
$peer_conn = PeerConn->new(glb_fh_ba_tx => $glb_fh_ba_tx,
glb_fh_ba_rx => $glb_fh_ba_rx,
report_prefix => $report_prefix,
local_addr => $pkt->receiver(),
peer_addr => $pkt->transmitter());
}
$peer_conns{$hash} = $peer_conn;
}
@@ -566,60 +558,55 @@ sub processPkt {
if ($last_pkt->frame_num() != -1 && (!$last_pkt->{is_ampdu})) {
# This is first ampdu since a non-ampdu frame. Calculate diff between that and last BA
if ($pkt->{is_rx} && ($last_ba_tx_pkt->frame_num() != -1)) {
my $diff = $pkt->timestamp() - $last_ba_tx_pkt->timestamp();
$ba_ampdu_gap_rx += $diff;
$ba_ampdu_gap_rx_count++;
if ($diff > 0.001) {
print "INFO: TX BA to RX AMPDU gap: $diff between frames: " . $last_ba_tx_pkt->frame_num() . " and: " . $pkt->frame_num() . "\n";
}
$last_ba_tx_pkt->{frame_num} = -1;
}
elsif ((!$pkt->{is_rx}) && ($last_ba_rx_pkt->frame_num() != -1)) {
my $diff = $pkt->timestamp() - $last_ba_rx_pkt->timestamp();
$ba_ampdu_gap_tx += $diff;
$ba_ampdu_gap_tx_count++;
if ($diff > 0.001) {
print "INFO: RX BA to TX AMPDU gap: $diff between frames: " . $last_ba_rx_pkt->frame_num() . " and: " . $pkt->frame_num() . "\n";
}
$last_ba_rx_pkt->{frame_num} = -1;
my $diff = $pkt->timestamp() - $last_ba_tx_pkt->timestamp();
$ba_ampdu_gap_rx += $diff;
$ba_ampdu_gap_rx_count++;
if ($diff > 0.001) {
print "INFO: TX BA to RX AMPDU gap: $diff between frames: " . $last_ba_tx_pkt->frame_num() . " and: " . $pkt->frame_num() . "\n";
}
$last_ba_tx_pkt->{frame_num} = -1;
} elsif ((!$pkt->{is_rx}) && ($last_ba_rx_pkt->frame_num() != -1)) {
my $diff = $pkt->timestamp() - $last_ba_rx_pkt->timestamp();
$ba_ampdu_gap_tx += $diff;
$ba_ampdu_gap_tx_count++;
if ($diff > 0.001) {
print "INFO: RX BA to TX AMPDU gap: $diff between frames: " . $last_ba_rx_pkt->frame_num() . " and: " . $pkt->frame_num() . "\n";
}
$last_ba_rx_pkt->{frame_num} = -1;
}
}
if ($first_ampdu_pkt->seqno() != -1) {
if (($first_ampdu_pkt->{is_rx} == $pkt->{is_rx}) && $pkt->{tid} == $first_ampdu_pkt->{tid}) {
# Belongs to same tid, so must be part of the same pkt chain.
# Calculate pkt count based on seqno, since sniffer probably misses a lot of frames
# at high speed.
if ($pkt->seqno() < $first_ampdu_pkt->seqno()) {
# Looks like we have a wrap.
$this_ampdu_pkt_count = 4096 - $first_ampdu_pkt->seqno();
$this_ampdu_pkt_count += $pkt->seqno();
}
else {
$this_ampdu_pkt_count = $pkt->seqno() - $first_ampdu_pkt->seqno();
$this_ampdu_pkt_count++; # range is inclusive
}
if ($pkt->{is_last_ampdu}) {
$is_last_ampdu = 1;
$ampdu_chain_time = $pkt->timestamp() - $first_ampdu_pkt->timestamp();
print "First ampdu pkt: " . $first_ampdu_pkt->frame_num() . " last: " . $pkt->frame_num()
. " chain-time: $ampdu_chain_time, chain-count: $this_ampdu_pkt_count.\n";
$first_ampdu_pkt->{seqno} = -1; # Initialize to invalid again.
}
# Belongs to same tid, so must be part of the same pkt chain.
# Calculate pkt count based on seqno, since sniffer probably misses a lot of frames
# at high speed.
if ($pkt->seqno() < $first_ampdu_pkt->seqno()) {
# Looks like we have a wrap.
$this_ampdu_pkt_count = 4096 - $first_ampdu_pkt->seqno();
$this_ampdu_pkt_count += $pkt->seqno();
} else {
$this_ampdu_pkt_count = $pkt->seqno() - $first_ampdu_pkt->seqno();
$this_ampdu_pkt_count++; # range is inclusive
}
if ($pkt->{is_last_ampdu}) {
$is_last_ampdu = 1;
$ampdu_chain_time = $pkt->timestamp() - $first_ampdu_pkt->timestamp();
print "First ampdu pkt: " . $first_ampdu_pkt->frame_num() . " last: " . $pkt->frame_num()
. " chain-time: $ampdu_chain_time, chain-count: $this_ampdu_pkt_count.\n";
$first_ampdu_pkt->{seqno} = -1; # Initialize to invalid again.
}
} else {
# We must have not captured the last one, so skip accounting this one.
$first_ampdu_pkt->{seqno} = -1; # Initialize to invalid again.
}
else {
# We must have not captured the last one, so skip accounting this one.
$first_ampdu_pkt->{seqno} = -1; # Initialize to invalid again.
}
}
else {
} else {
if (! $pkt->{is_last_ampdu}) {
$this_ampdu_pkt_count = 1;
$first_ampdu_pkt = $pkt;
$this_ampdu_pkt_count = 1;
$first_ampdu_pkt = $pkt;
}
}
}
else {
} else {
# Not an ampdu frame
# One way or another, we are done with ampdu frame sequence, zero this out
# in case we didn't sniff the last one.
@@ -628,24 +615,21 @@ sub processPkt {
if ($pkt->type_subtype() eq "802.11 Block Ack (0x0019)") {
# Only grab the initial BA in case we have one side ignoring BA
if ($pkt->{is_rx}) {
if ($last_ba_rx_pkt->{frame_num} == -1) {
$last_ba_rx_pkt = $pkt;
}
else {
print "NOTE: Multiple RX block-acks seen without ampdu between them, first BA frame: " . $last_ba_rx_pkt->frame_num()
. " this BA frame num: " . $pkt->frame_num() . "\n";
$dup_ba_rx++;
}
}
else {
if ($last_ba_tx_pkt->{frame_num} == -1) {
$last_ba_tx_pkt = $pkt;
}
else {
print "NOTE: Multiple TX block-acks seen without ampdu between them, first BA frame: " . $last_ba_rx_pkt->frame_num()
. " this BA frame num: " . $pkt->frame_num() . "\n";
$dup_ba_tx++;
}
if ($last_ba_rx_pkt->{frame_num} == -1) {
$last_ba_rx_pkt = $pkt;
} else {
print "NOTE: Multiple RX block-acks seen without ampdu between them, first BA frame: " . $last_ba_rx_pkt->frame_num()
. " this BA frame num: " . $pkt->frame_num() . "\n";
$dup_ba_rx++;
}
} else {
if ($last_ba_tx_pkt->{frame_num} == -1) {
$last_ba_tx_pkt = $pkt;
} else {
print "NOTE: Multiple TX block-acks seen without ampdu between them, first BA frame: " . $last_ba_rx_pkt->frame_num()
. " this BA frame num: " . $pkt->frame_num() . "\n";
$dup_ba_tx++;
}
}
}
}
@@ -664,24 +648,21 @@ sub processPkt {
$ampdu_pkt_count_total_rx += $this_ampdu_pkt_count;
if (exists $glb_ampdu_pkt_count_rx_hash{$this_ampdu_pkt_count}) {
$glb_ampdu_pkt_count_rx_hash{$this_ampdu_pkt_count}++;
}
else {
$glb_ampdu_pkt_count_rx_hash{$this_ampdu_pkt_count} = 1;
$glb_ampdu_pkt_count_rx_hash{$this_ampdu_pkt_count}++;
} else {
$glb_ampdu_pkt_count_rx_hash{$this_ampdu_pkt_count} = 1;
}
}
if (exists $glb_mcs_rx_hash{$dr}) {
$glb_mcs_rx_hash{$dr}++;
}
else {
} else {
$glb_mcs_rx_hash{$dr} = 1;
}
$dr = $pkt->type_subtype() . $pkt->{priority};
if (exists $glb_pkt_type_rx_hash{$dr}) {
$glb_pkt_type_rx_hash{$dr}++;
}
else {
} else {
$glb_pkt_type_rx_hash{$dr} = 1;
}
$rx_pkts++;
@@ -696,8 +677,7 @@ sub processPkt {
$ln = "" . $pkt->timestamp() . "\t" . $pkt->retrans() . "\n";
print $glb_fh_rtx_rx $ln;
}
}
else {
} else {
if ($delta != -1) {
$delta_time_tx_count++;
$delta_time_tx += $delta;
@@ -709,24 +689,21 @@ sub processPkt {
$ampdu_pkt_count_total_tx += $this_ampdu_pkt_count;
if (exists $glb_ampdu_pkt_count_tx_hash{$this_ampdu_pkt_count}) {
$glb_ampdu_pkt_count_tx_hash{$this_ampdu_pkt_count}++;
}
else {
$glb_ampdu_pkt_count_tx_hash{$this_ampdu_pkt_count} = 1;
$glb_ampdu_pkt_count_tx_hash{$this_ampdu_pkt_count}++;
} else {
$glb_ampdu_pkt_count_tx_hash{$this_ampdu_pkt_count} = 1;
}
}
if (exists $glb_mcs_tx_hash{$dr}) {
$glb_mcs_tx_hash{$dr}++;
}
else {
} else {
$glb_mcs_tx_hash{$dr} = 1;
}
$dr = $pkt->type_subtype() . $pkt->{priority};
if (exists $glb_pkt_type_tx_hash{$dr}) {
$glb_pkt_type_tx_hash{$dr}++;
}
else {
} else {
$glb_pkt_type_tx_hash{$dr} = 1;
}
$tx_pkts++;
@@ -789,7 +766,7 @@ sub processPkt {
# 'tidno is -1 here, keeping format similar to the per-tid data to make generating reports easier.
my $ln = "" . $pkt->timestamp() . "\t-1\t$diff\t$period_tot_pkts_ps\t" .
"$period_rx_pkts_ps\t$period_rx_retrans_pkts_ps\t$period_rx_amsdu_pkts_ps\t$period_rx_retrans_amsdu_pkts_ps\t$period_dummy_rx_pkts_ps\t" .
"$period_tx_pkts_ps\t$period_tx_retrans_pkts_ps\t$period_tx_amsdu_pkts_ps\t$period_tx_retrans_amsdu_pkts_ps\t$period_dummy_tx_pkts_ps\n";
"$period_tx_pkts_ps\t$period_tx_retrans_pkts_ps\t$period_tx_amsdu_pkts_ps\t$period_tx_retrans_amsdu_pkts_ps\t$period_dummy_tx_pkts_ps\n";
print $glb_fh_mcs_ps $ln;
}