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This commit is contained in:
Alex
2018-08-16 14:29:41 +02:00
committed by GitHub
parent 3fdc50163d
commit 6635548d3e
31 changed files with 761 additions and 664 deletions
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81
src/modules/network.cpp
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@ -1,30 +1,34 @@
#include "modules/network.hpp"
#include <iostream>
waybar::modules::Network::Network(Json::Value config)
: _config(config), _ifid(if_nametoindex(config["interface"].asCString()))
: config_(std::move(config)),
ifid_(if_nametoindex(config_["interface"].asCString()))
{
if (_ifid == 0)
if (ifid_ == 0) {
throw std::runtime_error("Can't found network interface");
_label.set_name("network");
int interval = _config["interval"] ? _config["inveral"].asInt() : 30;
_thread = [this, interval] {
}
label_.set_name("network");
uint32_t interval = config_["interval"] ? config_["inveral"].asUInt() : 30;
thread_ = [this, interval] {
getInfo();
Glib::signal_idle().connect_once(sigc::mem_fun(*this, &Network::update));
_thread.sleep_for(chrono::minutes(1));
thread_.sleep_for(chrono::seconds(interval));
};
};
auto waybar::modules::Network::update() -> void
{
_getInfo();
auto format = _config["format"] ? _config["format"].asString() : "{essid}";
_label.set_text(fmt::format(format,
fmt::arg("essid", _essid),
fmt::arg("signaldBm", _signalStrengthdBm),
fmt::arg("signalStrength", _signalStrength)
auto format = config_["format"] ? config_["format"].asString() : "{essid}";
label_.set_text(fmt::format(format,
fmt::arg("essid", essid_),
fmt::arg("signaldBm", signal_strength_dbm_),
fmt::arg("signalStrength", signal_strength_)
));
}
int waybar::modules::Network::_scanCb(struct nl_msg *msg, void *data) {
int waybar::modules::Network::scanCb(struct nl_msg *msg, void *data) {
auto net = static_cast<waybar::modules::Network *>(data);
auto gnlh = static_cast<genlmsghdr *>(nlmsg_data(nlmsg_hdr(msg)));
struct nlattr* tb[NL80211_ATTR_MAX + 1];
@ -40,23 +44,27 @@ int waybar::modules::Network::_scanCb(struct nl_msg *msg, void *data) {
bss_policy[NL80211_BSS_SIGNAL_UNSPEC].type = NLA_U8;
bss_policy[NL80211_BSS_STATUS].type = NLA_U32;
if (nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0), genlmsg_attrlen(gnlh, 0), nullptr) < 0)
if (nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0), genlmsg_attrlen(gnlh, 0), nullptr) < 0) {
return NL_SKIP;
if (!tb[NL80211_ATTR_BSS])
}
if (tb[NL80211_ATTR_BSS] == nullptr) {
return NL_SKIP;
if (nla_parse_nested(bss, NL80211_BSS_MAX, tb[NL80211_ATTR_BSS], bss_policy))
}
if (nla_parse_nested(bss, NL80211_BSS_MAX, tb[NL80211_ATTR_BSS], bss_policy) != 0) {
return NL_SKIP;
if (!net->_associatedOrJoined(bss))
}
if (!net->associatedOrJoined(bss)) {
return NL_SKIP;
net->_parseEssid(bss);
net->_parseSignal(bss);
// TODO: parse quality
}
net->parseEssid(bss);
net->parseSignal(bss);
// TODO(someone): parse quality
return NL_SKIP;
}
void waybar::modules::Network::_parseEssid(struct nlattr **bss)
void waybar::modules::Network::parseEssid(struct nlattr **bss)
{
_essid.clear();
essid_.clear();
if (bss[NL80211_BSS_INFORMATION_ELEMENTS] != nullptr) {
auto ies =
static_cast<char*>(nla_data(bss[NL80211_BSS_INFORMATION_ELEMENTS]));
@ -69,29 +77,30 @@ void waybar::modules::Network::_parseEssid(struct nlattr **bss)
if (ies_len > hdr_len && ies_len > ies[1] + hdr_len) {
auto essid_begin = ies + hdr_len;
auto essid_end = essid_begin + ies[1];
std::copy(essid_begin, essid_end, std::back_inserter(_essid));
std::copy(essid_begin, essid_end, std::back_inserter(essid_));
}
}
}
void waybar::modules::Network::_parseSignal(struct nlattr **bss) {
void waybar::modules::Network::parseSignal(struct nlattr **bss) {
if (bss[NL80211_BSS_SIGNAL_MBM] != nullptr) {
// signalstrength in dBm
_signalStrengthdBm =
signal_strength_dbm_ =
static_cast<int>(nla_get_u32(bss[NL80211_BSS_SIGNAL_MBM])) / 100;
// WiFi-hardware usually operates in the range -90 to -20dBm.
const int hardwareMax = -20;
const int hardwareMin = -90;
_signalStrength = ((double)(_signalStrengthdBm - hardwareMin)
/ (double)(hardwareMax - hardwareMin)) * 100;
signal_strength_ = ((signal_strength_dbm_ - hardwareMin)
/ double{hardwareMax - hardwareMin}) * 100;
}
}
bool waybar::modules::Network::_associatedOrJoined(struct nlattr** bss)
bool waybar::modules::Network::associatedOrJoined(struct nlattr** bss)
{
if (!bss[NL80211_BSS_STATUS])
if (bss[NL80211_BSS_STATUS] == nullptr) {
return false;
}
auto status = nla_get_u32(bss[NL80211_BSS_STATUS]);
switch (status) {
case NL80211_BSS_STATUS_ASSOCIATED:
@ -103,14 +112,14 @@ bool waybar::modules::Network::_associatedOrJoined(struct nlattr** bss)
}
}
auto waybar::modules::Network::_getInfo() -> void
auto waybar::modules::Network::getInfo() -> void
{
struct nl_sock *sk = nl_socket_alloc();
if (genl_connect(sk) != 0) {
nl_socket_free(sk);
return;
}
if (nl_socket_modify_cb(sk, NL_CB_VALID, NL_CB_CUSTOM, _scanCb, this) < 0) {
if (nl_socket_modify_cb(sk, NL_CB_VALID, NL_CB_CUSTOM, scanCb, this) < 0) {
nl_socket_free(sk);
return;
}
@ -120,13 +129,13 @@ auto waybar::modules::Network::_getInfo() -> void
return;
}
struct nl_msg *msg = nlmsg_alloc();
if (!msg) {
if (msg == nullptr) {
nl_socket_free(sk);
return;
}
if (!genlmsg_put(msg, NL_AUTO_PORT, NL_AUTO_SEQ, nl80211_id, 0,
NLM_F_DUMP, NL80211_CMD_GET_SCAN, 0) ||
nla_put_u32(msg, NL80211_ATTR_IFINDEX, _ifid) < 0) {
if (genlmsg_put(msg, NL_AUTO_PORT, NL_AUTO_SEQ, nl80211_id, 0, NLM_F_DUMP,
NL80211_CMD_GET_SCAN, 0) == nullptr
|| nla_put_u32(msg, NL80211_ATTR_IFINDEX, ifid_) < 0) {
nlmsg_free(msg);
return;
}
@ -135,5 +144,5 @@ auto waybar::modules::Network::_getInfo() -> void
}
waybar::modules::Network::operator Gtk::Widget &() {
return _label;
return label_;
}