Wifi (macOS): use sudo wdutil info on Tahoe

sudo, you know it.
This commit is contained in:
李通洲 committed 2025-07-28 15:35:02 +08:00
1 parent 0e8b9bec2d
commit 1ed804db52
1 file changed
+208 -4
+208 -4
View File
@@ -4,8 +4,19 @@
#import <CoreWLAN/CoreWLAN.h>
static inline double rssiToSignalQuality(int rssi)
{
return (double) (rssi >= -50 ? 100 : rssi <= -100 ? 0 : (rssi + 100) * 2);
}
static bool queryIpconfig(const char* ifName, FFstrbuf* result)
{
if (@available(macOS 26.0, *))
{
// ipconfig no longer work in Tahoe
return false;
}
return ffProcessAppendStdOut(result, (char* const[]) {
"/usr/sbin/ipconfig",
"getsummary",
@@ -41,7 +52,186 @@ static bool getWifiInfoByIpconfig(FFstrbuf* ipconfig, const char* prefix, FFstrb
return true;
}
const char* ffDetectWifi(FFlist* result)
static const char* detectByWdutil(FFlist* result)
{
FF_STRBUF_AUTO_DESTROY wdutil = ffStrbufCreate();
if (geteuid() != 0)
return "wdutil requires root privileges to run";
bool ok = ffProcessAppendStdOut(&wdutil, (char* const[]) {
"/usr/bin/wdutil",
"info",
NULL
}) == NULL;
if (!ok) return "Failed to run wdutil info command";
// ffStrbufSetS(&wdutil, "————————————————————————————————————————————————————————————————————\nNETWORK\n————————————————————————————————————————————————————————————————————\n Primary IPv4 : en0 (Wi-Fi / 37C2D473-40B7-4AFB-93D2-49C588580986)\n : 192.168.48.96\n Primary IPv6 : en0 (Wi-Fi / 37C2D473-40B7-4AFB-93D2-49C588580986)\n : 240a:42a3:5200:1092:18c7:87a2:c8df:ad5a\n : 240a:42a3:5200:1092:5837:b618:deb0:b60c\n DNS Addresses : 240a:42a3:5200:1092::1b\n : 192.168.48.210\n Apple : Reachable\n————————————————————————————————————————————————————————————————————\nWIFI\n————————————————————————————————————————————————————————————————————\n MAC Address : 9e:c4:0a:4b:fe:ab (hw=f4:d4:88:70:f3:39)\n Interface Name : en0\n Power : On [On]\n Op Mode : STA\n SSID : iQOO 13\n BSSID : 92:ad:bb:24:51:bb\n RSSI : -24 dBm\n CCA : 36 %\n Noise : -83 dBm\n Tx Rate : 229.0 Mbps\n Security : WPA2 Personal\n PHY Mode : 11ax\n MCS Index : 9\n Guard Interval : 800\n NSS : 2\n Channel : 2g6/20\n Country Code : CN\n Scan Cache Count : 37\n NetworkServiceID : 37C2D473-40B7-4AFB-93D2-49C588580986\n IPv4 Config Method : DHCP\n IPv4 Address : 192.168.48.96\n IPv4 Router : 192.168.48.210\n IPv6 Config Method : Automatic\n IPv6 Address : 240a:42a3:5200:1092:18c7:87a2:c8df:ad5a\n : 240a:42a3:5200:1092:5837:b618:deb0:b60c\n IPv6 Router : fe80::90ad:bbff:fe24:51bb\n DNS : 192.168.48.210\n : 240a:42a3:5200:1092::1b\n BTC Mode : Off\n Desense :\n Chain Ack : []\n BTC Profile 2.4GHz : Disabled\n BTC Profile 5GHz : Disabled\n Sniffer Supported : YES\n Supports 6e : No\n Supported Channels : 2g1/20,2g2/20,2g3/20,2g4/20,2g5/20,2g6/20,2g7/20,2g8/20,2g9/20,2g10/20,2g11/20,2g12/20,2g13/20,5g36/20,5g40/20,5g44/20,5g48/20,5g52/20,5g56/20,5g60/20,5g64/20,5g149/20,5g153/20,5g157/20,5g161/20,5g165/20,5g36/40,5g40/40,5g44/40,5g48/40,5g52/40,5g56/40,5g60/40,5g64/40,5g149/40,5g153/40,5g157/40,5g161/40,5g36/80,5g40/80,5g44/80,5g48/80,5g52/80,5g56/80,5g60/80,5g64/80,5g149/80,5g153/80,5g157/80,5g161/80\n————————————————————————————————————————————————————————————————————\nBLUETOOTH\n————————————————————————————————————————————————————————————————————\n Power : On\n Address : f4:d4:88:78:91:4a\n Discoverable : No\n Connectable : Yes\n Scanning : No\n Devices : 12 (paired=5 cloud=1 connected=0)\n\n iQOO Wireless Active\n Address : 20:18:5b:3a:fe:93\n Paired : Yes\n CloudPaired : No\n Connected : No\n\n ERAZER N500\n Address : c1:35:45:fb:16:ac\n Paired : No\n CloudPaired : No\n Connected : No\n\n M585/M590\n Address : c9:7a:ff:82:3b:fe\n Paired : No\n CloudPaired : No\n Connected : No\n\n Xiaomi Earphones Explore\n Address : e0:08:71:78:75:0d\n Paired : Yes\n CloudPaired : No\n Connected : No\n\n WH-1000XM5\n Address : 88:c9:e8:61:fa:76\n Paired : Yes\n CloudPaired : No\n Connected : No\n\n ERAZER G501\n Address : d1:00:0f:08:ae:42\n Paired : No\n CloudPaired : No\n Connected : No\n\n MSI BluetoothMouse\n Address : e0:10:9c:40:73:c5\n Paired : No\n CloudPaired : No\n Connected : No\n\n Bluetooth Mouse M336/M337/M535\n Address : 34:88:5d:8f:c0:fe\n Paired : Yes\n CloudPaired : No\n Connected :Line truncated
// ...
// ————————————————————————————————————————————————————————————————————
// WIFI
// ————————————————————————————————————————————————————————————————————
// <WIFI INFO>
// ————————————————————————————————————————————————————————————————————
// ...
{
// Remove unrelated lines
uint32_t start = ffStrbufFirstIndexS(&wdutil, "\nWIFI\n");
if (start >= wdutil.length)
return "wdutil info command did not return WIFI section (1)";
start += 6; // Skip "\nWIFI\n"
start = ffStrbufNextIndexC(&wdutil, start, '\n');
if (start >= wdutil.length)
return "wdutil info command did not return WIFI section (2)";
start++;
uint32_t end = ffStrbufNextIndexS(&wdutil, start, "\n——————————");
ffStrbufSubstr(&wdutil, start, end);
}
// `wdutil info <interface>` returns a string like this:
// MAC Address : xx:xx:xx:xx:xx:xx (hw=xx:xx:xx:xx:xx:xx)
// Interface Name : en0
// Power : On [On]
// Op Mode : STA
// SSID : XXX-XXX
// BSSID : xx:xx:xx:xx:xx:xx
// RSSI : -58 dBm
// CCA : 29 %
// Noise : -96 dBm
// Tx Rate : 173.0 Mbps
// Security : WPA2 Enterprise
// 802.1X Mode : User
// 802.1X Supplicant : Authenticated
// PHY Mode : 11ac
// MCS Index : 8
// Guard Interval : 400
// NSS : 2
// Channel : 5g165/20
// Country Code : CN
// Scan Cache Count : 28
// NetworkServiceID : XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX
// IPv4 Config Method : DHCP
// IPv4 Address : xx.xx.xx.xx
// IPv4 Router : xx.xx.xx.x
// IPv6 Config Method : Automatic
// IPv6 Address : xxxx:xxxx:xxxx:xxxx:xxxx:xxxx
// IPv6 Router : None
// DNS : xxx.xxx.xxx.xxx
// : xxx.xxx.xxx.xxx
// BTC Mode : Off
// Desense :
// Chain Ack : []
// BTC Profile 2.4GHz : Disabled
// BTC Profile 5GHz : Disabled
// Sniffer Supported : YES
// Supports 6e : No
// Supported Channels : 2g1/20,2g2/20,2g3/20,2g4/20,2g5/20,2g6/20,2g7/20,2g8/20,2g9/20,2g10/20,2g11/20,2g12/20,2g13/20,5g36/20,5g40/20,5g44/20,5g48/20,5g52/20,5g56/20,5g60/20,5g64/20,5g149/20,5g153/20,5g157/20,5g161/20,5g165/20,5g36/40,5g40/40,5g44/40,5g48/40,5g52/40,5g56/40,5g60/40,5g64/40,5g149/40,5g153/40,5g157/40,5g161/40,5g36/80,5g40/80,5g44/80,5g48/80,5g52/80,5g56/80,5g60/80,5g64/80,5g149/80,5g153/80,5g157/80,5g161/80
FFWifiResult* item = (FFWifiResult*) ffListAdd(result);
ffStrbufInit(&item->inf.description);
ffStrbufInit(&item->inf.status);
ffStrbufInit(&item->conn.status);
ffStrbufInit(&item->conn.ssid);
ffStrbufInit(&item->conn.bssid);
ffStrbufInit(&item->conn.protocol);
ffStrbufInit(&item->conn.security);
item->conn.signalQuality = 0.0/0.0;
item->conn.rxRate = 0.0/0.0;
item->conn.txRate = 0.0/0.0;
item->conn.channel = 0;
item->conn.frequency = 0;
char* line = NULL;
size_t len = 0;
while (ffStrbufGetline(&line, &len, &wdutil))
{
const char* key = line + 4; // Skip " "
const char* value = key + strlen("MAC Address : ");
switch (key[0] << 24 | key[1] << 16 | key[2] << 8 | key[3])
{
case 'Inte': // Interface Name
ffStrbufAppendS(&item->inf.description, value);
break;
case 'Powe': // Power
if (ffStrStartsWith(value, "On "))
ffStrbufSetStatic(&item->inf.status, "Power On");
else
ffStrbufSetStatic(&item->inf.status, "Power Off");
break;
case 'SSID': // SSID
ffStrbufAppendS(&item->conn.ssid, value);
break;
case 'BSSI': // BSSID
if (ffStrEquals(value, "None") && ffStrbufEqualS(&item->conn.ssid, "None"))
{
ffStrbufSetStatic(&item->conn.status, "Inactive");
ffStrbufClear(&item->conn.ssid); // None
return NULL;
}
ffStrbufSetStatic(&item->conn.status, "Active");
ffStrbufAppendS(&item->conn.bssid, value);
break;
case 'RSSI': // RSSI
item->conn.signalQuality = rssiToSignalQuality((int) strtol(value, NULL, 10));
break;
case 'Tx R': // Tx Rate
item->conn.txRate = strtod(value, NULL);
break;
case 'Secu': // Security
if (ffStrEquals(value, "None"))
ffStrbufSetStatic(&item->conn.security, "Insecure");
else
ffStrbufAppendS(&item->conn.security, value);
break;
case 'PHY ': // PHY Mode
if (ffStrEquals(value, "None"))
ffStrbufSetStatic(&item->conn.protocol, "none");
else if (ffStrEquals(value, "11a"))
ffStrbufSetStatic(&item->conn.protocol, "802.11a");
else if (ffStrEquals(value, "11b"))
ffStrbufSetStatic(&item->conn.protocol, "802.11b");
else if (ffStrEquals(value, "11g"))
ffStrbufSetStatic(&item->conn.protocol, "802.11g");
else if (ffStrEquals(value, "11n"))
ffStrbufSetStatic(&item->conn.protocol, "802.11n (Wi-Fi 4)");
else if (ffStrEquals(value, "11ac"))
ffStrbufSetStatic(&item->conn.protocol, "802.11ac (Wi-Fi 5)");
else if (ffStrEquals(value, "11ax"))
ffStrbufSetStatic(&item->conn.protocol, "802.11ax (Wi-Fi 6)");
else if (ffStrEquals(value, "11be"))
ffStrbufSetStatic(&item->conn.protocol, "802.11be (Wi-Fi 7)");
else
ffStrbufAppendS(&item->conn.protocol, value);
break;
case 'Chan': // Channel
{
int band, channel;
if (sscanf(value, "%dg%d", &band, &channel) == 2)
{
item->conn.channel = (uint16_t) channel;
switch (band)
{
case 2: item->conn.frequency = 2400; break;
case 5: item->conn.frequency = 5400; break;
case 6: item->conn.frequency = 6400; break;
default: item->conn.frequency = 0; break;
}
}
break;
}
}
}
return NULL;
}
static const char* detectByCoreWlan(FFlist* result)
{
NSArray<CWInterface*>* interfaces = CWWiFiClient.sharedWiFiClient.interfaces;
if (!interfaces)
@@ -49,7 +239,7 @@ const char* ffDetectWifi(FFlist* result)
for (CWInterface* inf in interfaces)
{
FFWifiResult* item = (FFWifiResult*)ffListAdd(result);
FFWifiResult* item = (FFWifiResult*) ffListAdd(result);
ffStrbufInit(&item->inf.description);
ffStrbufInit(&item->inf.status);
ffStrbufInit(&item->conn.status);
@@ -79,12 +269,14 @@ const char* ffDetectWifi(FFlist* result)
else if (ipconfig.length || (queryIpconfig(item->inf.description.chars, &ipconfig)))
getWifiInfoByIpconfig(&ipconfig, "\n SSID : ", &item->conn.ssid);
else
ffStrbufSetStatic(&item->conn.ssid, "<unknown ssid>"); // https://developer.apple.com/forums/thread/732431
ffStrbufSetStatic(&item->conn.ssid, "<redacted>"); // https://developer.apple.com/forums/thread/732431
if (inf.bssid)
ffStrbufAppendS(&item->conn.bssid, inf.bssid.UTF8String);
else if (ipconfig.length || (queryIpconfig(item->inf.description.chars, &ipconfig)))
getWifiInfoByIpconfig(&ipconfig, "\n BSSID : ", &item->conn.bssid);
else
ffStrbufSetStatic(&item->conn.bssid, "<redacted>");
switch(inf.activePHYMode)
{
@@ -117,7 +309,7 @@ const char* ffDetectWifi(FFlist* result)
ffStrbufAppendF(&item->conn.protocol, "Unknown (%ld)", inf.activePHYMode);
break;
}
item->conn.signalQuality = (double) (inf.rssiValue >= -50 ? 100 : inf.rssiValue <= -100 ? 0 : (inf.rssiValue + 100) * 2);
item->conn.signalQuality = rssiToSignalQuality((int) inf.rssiValue);
item->conn.txRate = inf.transmitRate;
switch(inf.security)
@@ -189,5 +381,17 @@ const char* ffDetectWifi(FFlist* result)
default: item->conn.frequency = 0; break;
}
}
return NULL;
}
const char* ffDetectWifi(FFlist* result)
{
if (@available(macOS 26.0, *))
{
if (detectByWdutil(result) == NULL)
return NULL;
}
return detectByCoreWlan(result);
}