2013-07-11 12:20:43

by Felix Fietkau

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Subject: [PATCH 1/3] iw: dump station rx bit rate information

Signed-off-by: Felix Fietkau <[email protected]>
---
iw.h | 2 +-
link.c | 2 +-
station.c | 12 ++++++++++--
3 files changed, 12 insertions(+), 4 deletions(-)

diff --git a/iw.h b/iw.h
index 8816e88..854d356 100644
--- a/iw.h
+++ b/iw.h
@@ -170,7 +170,7 @@ enum print_ie_type {
void print_ies(unsigned char *ie, int ielen, bool unknown,
enum print_ie_type ptype);

-void parse_tx_bitrate(struct nlattr *bitrate_attr, char *buf, int buflen);
+void parse_bitrate(struct nlattr *bitrate_attr, char *buf, int buflen);

DECLARE_SECTION(set);
DECLARE_SECTION(get);
diff --git a/link.c b/link.c
index b8acd5c..f7818f5 100644
--- a/link.c
+++ b/link.c
@@ -165,7 +165,7 @@ static int print_link_sta(struct nl_msg *msg, void *arg)
if (sinfo[NL80211_STA_INFO_TX_BITRATE]) {
char buf[100];

- parse_tx_bitrate(sinfo[NL80211_STA_INFO_TX_BITRATE], buf, sizeof(buf));
+ parse_bitrate(sinfo[NL80211_STA_INFO_TX_BITRATE], buf, sizeof(buf));
printf("\ttx bitrate: %s\n", buf);
}

diff --git a/station.c b/station.c
index dde552f..5a161eb 100644
--- a/station.c
+++ b/station.c
@@ -43,7 +43,7 @@ static void print_power_mode(struct nlattr *a)
}
}

-void parse_tx_bitrate(struct nlattr *bitrate_attr, char *buf, int buflen)
+void parse_bitrate(struct nlattr *bitrate_attr, char *buf, int buflen)
{
int rate = 0;
char *pos = buf;
@@ -107,6 +107,7 @@ static int print_sta_handler(struct nl_msg *msg, void *arg)
[NL80211_STA_INFO_SIGNAL] = { .type = NLA_U8 },
[NL80211_STA_INFO_T_OFFSET] = { .type = NLA_U64 },
[NL80211_STA_INFO_TX_BITRATE] = { .type = NLA_NESTED },
+ [NL80211_STA_INFO_RX_BITRATE] = { .type = NLA_NESTED },
[NL80211_STA_INFO_LLID] = { .type = NLA_U16 },
[NL80211_STA_INFO_PLID] = { .type = NLA_U16 },
[NL80211_STA_INFO_PLINK_STATE] = { .type = NLA_U8 },
@@ -177,10 +178,17 @@ static int print_sta_handler(struct nl_msg *msg, void *arg)
if (sinfo[NL80211_STA_INFO_TX_BITRATE]) {
char buf[100];

- parse_tx_bitrate(sinfo[NL80211_STA_INFO_TX_BITRATE], buf, sizeof(buf));
+ parse_bitrate(sinfo[NL80211_STA_INFO_TX_BITRATE], buf, sizeof(buf));
printf("\n\ttx bitrate:\t%s", buf);
}

+ if (sinfo[NL80211_STA_INFO_RX_BITRATE]) {
+ char buf[100];
+
+ parse_bitrate(sinfo[NL80211_STA_INFO_RX_BITRATE], buf, sizeof(buf));
+ printf("\n\trx bitrate:\t%s", buf);
+ }
+
if (sinfo[NL80211_STA_INFO_LLID])
printf("\n\tmesh llid:\t%d",
nla_get_u16(sinfo[NL80211_STA_INFO_LLID]));
--
1.8.0.2



2013-07-11 12:20:46

by Felix Fietkau

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Subject: [PATCH 2/3] iw: dump station per-chain signal strength information

Signed-off-by: Felix Fietkau <[email protected]>
---
station.c | 45 +++++++++++++++++++++++++++++++++++++++++----
1 file changed, 41 insertions(+), 4 deletions(-)

diff --git a/station.c b/station.c
index 5a161eb..07acdbc 100644
--- a/station.c
+++ b/station.c
@@ -91,6 +91,33 @@ void parse_bitrate(struct nlattr *bitrate_attr, char *buf, int buflen)
" VHT-NSS %d", nla_get_u8(rinfo[NL80211_RATE_INFO_VHT_NSS]));
}

+static char *get_chain_signal(struct nlattr *attr_list)
+{
+ struct nlattr *attr;
+ static char buf[64];
+ char *cur = buf;
+ int i = 0, rem;
+ const char *prefix;
+
+ if (!attr_list)
+ return "";
+
+ nla_for_each_nested(attr, attr_list, rem) {
+ if (i++ > 0)
+ prefix = ", ";
+ else
+ prefix = "[";
+
+ cur += snprintf(cur, sizeof(buf) - (cur - buf), "%s%d", prefix,
+ (int8_t) nla_get_u8(attr));
+ }
+
+ if (i)
+ snprintf(cur, sizeof(buf) - (cur - buf), "] ");
+
+ return buf;
+}
+
static int print_sta_handler(struct nl_msg *msg, void *arg)
{
struct nlattr *tb[NL80211_ATTR_MAX + 1];
@@ -118,7 +145,10 @@ static int print_sta_handler(struct nl_msg *msg, void *arg)
[NL80211_STA_INFO_LOCAL_PM] = { .type = NLA_U32},
[NL80211_STA_INFO_PEER_PM] = { .type = NLA_U32},
[NL80211_STA_INFO_NONPEER_PM] = { .type = NLA_U32},
+ [NL80211_STA_INFO_CHAIN_SIGNAL] = { .type = NLA_NESTED },
+ [NL80211_STA_INFO_CHAIN_SIGNAL_AVG] = { .type = NLA_NESTED },
};
+ char *chain;

nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
genlmsg_attrlen(gnlh, 0), NULL);
@@ -165,12 +195,19 @@ static int print_sta_handler(struct nl_msg *msg, void *arg)
if (sinfo[NL80211_STA_INFO_TX_FAILED])
printf("\n\ttx failed:\t%u",
nla_get_u32(sinfo[NL80211_STA_INFO_TX_FAILED]));
+
+ chain = get_chain_signal(sinfo[NL80211_STA_INFO_CHAIN_SIGNAL]);
if (sinfo[NL80211_STA_INFO_SIGNAL])
- printf("\n\tsignal: \t%d dBm",
- (int8_t)nla_get_u8(sinfo[NL80211_STA_INFO_SIGNAL]));
+ printf("\n\tsignal: \t%d %sdBm",
+ (int8_t)nla_get_u8(sinfo[NL80211_STA_INFO_SIGNAL]),
+ chain);
+
+ chain = get_chain_signal(sinfo[NL80211_STA_INFO_CHAIN_SIGNAL_AVG]);
if (sinfo[NL80211_STA_INFO_SIGNAL_AVG])
- printf("\n\tsignal avg:\t%d dBm",
- (int8_t)nla_get_u8(sinfo[NL80211_STA_INFO_SIGNAL_AVG]));
+ printf("\n\tsignal avg:\t%d %sdBm",
+ (int8_t)nla_get_u8(sinfo[NL80211_STA_INFO_SIGNAL_AVG]),
+ chain);
+
if (sinfo[NL80211_STA_INFO_T_OFFSET])
printf("\n\tToffset:\t%lld us",
(unsigned long long)nla_get_u64(sinfo[NL80211_STA_INFO_T_OFFSET]));
--
1.8.0.2


2013-07-11 12:20:44

by Felix Fietkau

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Subject: [PATCH 3/3] iw: add the active monitor flag

Signed-off-by: Felix Fietkau <[email protected]>
---
interface.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/interface.c b/interface.c
index b52c8dd..f769752 100644
--- a/interface.c
+++ b/interface.c
@@ -16,7 +16,8 @@
"fcsfail: show frames with FCS errors\n"\
"control: show control frames\n"\
"otherbss: show frames from other BSSes\n"\
- "cook: use cooked mode"
+ "cook: use cooked mode\n"\
+ "active: use active mode (ACK incoming unicast packets)"

SECTION(interface);

@@ -27,6 +28,7 @@ static char *mntr_flags[NL80211_MNTR_FLAG_MAX + 1] = {
"control",
"otherbss",
"cook",
+ "active",
};

static int parse_mntr_flags(int *_argc, char ***_argv,
--
1.8.0.2


2013-07-11 12:28:00

by Johannes Berg

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Subject: Re: [PATCH 1/3] iw: dump station rx bit rate information

Applied all, thanks.

johannes