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Wifi (Windows): adds channel width and device driver detection

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This commit is contained in:
李通洲
2026-08-18 16:41:11 +08:00
parent 232cd6659b
commit 514efab8eb
2 changed files with 126 additions and 25 deletions
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src/common/windows/nt.h
+1 -1
View File
@@ -169,7 +169,7 @@ NTSTATUS NTAPI NtQuerySystemEnvironmentValueEx(
);
NTSTATUS NTAPI RtlGUIDFromString(IN PCUNICODE_STRING GuidString, OUT GUID* Guid);
NTSTATUS NTAPI RtlStringFromGUIDEx(IN GUID* Guid, OUT PCUNICODE_STRING GuidString, _In_ BOOLEAN AllocateGuidString);
NTSTATUS NTAPI RtlStringFromGUIDEx(IN const GUID* Guid, OUT PUNICODE_STRING GuidString, IN BOOLEAN AllocateGuidString);
typedef struct _SYSTEM_SECUREBOOT_INFORMATION {
BOOLEAN SecureBootEnabled;
src/detection/wifi/wifi_windows.c
+125 -24
View File
@@ -1,45 +1,118 @@
#include "wifi.h"
#include "common/library.h"
#include "common/windows/unicode.h"
#include "common/windows/registry.h"
#include <windows.h>
#include <wlanapi.h>
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wswitch"
static void convertIfStateToString(WLAN_INTERFACE_STATE state, FFstrbuf* result) {
switch (state) {
case wlan_interface_state_not_ready:
ffStrbufAppendS(result, "Not ready");
ffStrbufSetStatic(result, "Not ready");
break;
case wlan_interface_state_connected:
ffStrbufAppendS(result, "Connected");
ffStrbufSetStatic(result, "Connected");
break;
case wlan_interface_state_ad_hoc_network_formed:
ffStrbufAppendS(result, "Ad hoc network formed");
ffStrbufSetStatic(result, "Ad hoc network formed");
break;
case wlan_interface_state_disconnecting:
ffStrbufAppendS(result, "Disconnecting");
ffStrbufSetStatic(result, "Disconnecting");
break;
case wlan_interface_state_disconnected:
ffStrbufAppendS(result, "Disconnected");
ffStrbufSetStatic(result, "Disconnected");
break;
case wlan_interface_state_associating:
ffStrbufAppendS(result, "Associating");
ffStrbufSetStatic(result, "Associating");
break;
case wlan_interface_state_discovering:
ffStrbufAppendS(result, "Discovering");
ffStrbufSetStatic(result, "Discovering");
break;
case wlan_interface_state_authenticating:
ffStrbufAppendS(result, "Authenticating");
ffStrbufSetStatic(result, "Authenticating");
break;
default:
ffStrbufAppendS(result, "Unknown");
ffStrbufSetStatic(result, "Unknown");
break;
}
}
typedef struct _WLAN_REALTIME_CONNECTION_QUALITY_LINK_INFO {
UCHAR ucLinkID;
ULONG ulChannelCenterFrequencyMhz;
ULONG ulBandwidth;
LONG lRssi;
WLAN_RATE_SET wlanRateSet;
} WLAN_REALTIME_CONNECTION_QUALITY_LINK_INFO, *PWLAN_REALTIME_CONNECTION_QUALITY_LINK_INFO;
typedef struct _WLAN_REALTIME_CONNECTION_QUALITY {
DOT11_PHY_TYPE dot11PhyType;
ULONG ulLinkQuality;
ULONG ulRxRate;
ULONG ulTxRate;
BOOL bIsMLOConnection;
ULONG ulNumLinks;
// Array of size ulNumLinks
WLAN_REALTIME_CONNECTION_QUALITY_LINK_INFO linksInfo[];
} WLAN_REALTIME_CONNECTION_QUALITY, *PWLAN_REALTIME_CONNECTION_QUALITY;
enum { wlan_intf_opcode_realtime_connection_quality = 19 };
#define WIFI_DRIVER_REG_PATH L"SYSTEM\\CurrentControlSet\\Control\\Class\\{4D36E972-E325-11CE-BFC1-08002BE10318}"
static bool detectWifiDriver(const GUID* interfaceGuid, FFstrbuf* driver) {
char interfaceGuidA[64];
snprintf(interfaceGuidA, sizeof(interfaceGuidA),
"{%08X-%04X-%04X-%02X%02X-%02X%02X%02X%02X%02X%02X}",
(unsigned) interfaceGuid->Data1,
(unsigned) interfaceGuid->Data2,
(unsigned) interfaceGuid->Data3,
(unsigned) interfaceGuid->Data4[0], (unsigned) interfaceGuid->Data4[1],
(unsigned) interfaceGuid->Data4[2], (unsigned) interfaceGuid->Data4[3],
(unsigned) interfaceGuid->Data4[4], (unsigned) interfaceGuid->Data4[5],
(unsigned) interfaceGuid->Data4[6], (unsigned) interfaceGuid->Data4[7]);
FF_AUTO_CLOSE_FD HANDLE hClassKey = nullptr;
if (!ffRegOpenKeyForRead(HKEY_LOCAL_MACHINE, WIFI_DRIVER_REG_PATH, &hClassKey, nullptr)) {
return false;
}
wchar_t subKeyW[16];
for (uint32_t i = 0;; ++i) {
_snwprintf(subKeyW, ARRAY_SIZE(subKeyW), L"%04u", i);
FF_AUTO_CLOSE_FD HANDLE hDeviceKey = nullptr;
if (!ffRegOpenSubkeyForRead(hClassKey, subKeyW, &hDeviceKey, nullptr)) {
return false;
}
FF_STRBUF_AUTO_DESTROY netCfgInstanceId = ffStrbufCreate();
if (!ffRegReadStrbuf(hDeviceKey, L"NetCfgInstanceId", &netCfgInstanceId, nullptr)) {
continue;
}
if (!ffStrbufEqualS(&netCfgInstanceId, interfaceGuidA)) {
continue;
}
FF_STRBUF_AUTO_DESTROY buffer = ffStrbufCreate();
if (ffRegReadStrbuf(hDeviceKey, L"ProviderName", &buffer, nullptr)) {
ffStrbufSet(driver, &buffer);
}
if (ffRegReadStrbuf(hDeviceKey, L"DriverVersion", &buffer, nullptr)) {
if (driver->length) {
ffStrbufAppendC(driver, ' ');
}
ffStrbufAppend(driver, &buffer);
}
return true;
}
}
const char* ffDetectWifi(FFlist* result) {
FF_LIBRARY_LOAD_MESSAGE(wlanapi, "wlanapi" FF_LIBRARY_EXTENSION, 1)
FF_LIBRARY_LOAD_SYMBOL_MESSAGE(wlanapi, WlanOpenHandle)
@@ -54,7 +127,7 @@ const char* ffDetectWifi(FFlist* result) {
WLAN_INTERFACE_INFO_LIST* ifList = nullptr;
const char* error = nullptr;
if (ffWlanOpenHandle(2, nullptr, &curVersion, &hClient) != ERROR_SUCCESS) {
if (ffWlanOpenHandle(2 /*maxClientVersion*/, nullptr, &curVersion, &hClient) != ERROR_SUCCESS) {
error = "WlanOpenHandle() failed";
goto exit;
}
@@ -70,6 +143,7 @@ const char* ffDetectWifi(FFlist* result) {
FFWifiResult* item = FF_LIST_ADD(FFWifiResult, *result);
ffStrbufInitWS(&item->inf.description, ifInfo->strInterfaceDescription);
ffStrbufInit(&item->inf.status);
ffStrbufInit(&item->inf.driver);
ffStrbufInit(&item->conn.status);
ffStrbufInit(&item->conn.ssid);
ffStrbufInit(&item->conn.bssid);
@@ -79,8 +153,10 @@ const char* ffDetectWifi(FFlist* result) {
item->conn.rxRate = -DBL_MAX;
item->conn.txRate = -DBL_MAX;
item->conn.channel = 0;
item->conn.channelWidth = 0;
item->conn.frequency = 0;
detectWifiDriver(&ifInfo->InterfaceGuid, &item->inf.driver);
convertIfStateToString(ifInfo->isState, &item->inf.status);
if (ifInfo->isState != wlan_interface_state_connected) {
@@ -200,17 +276,44 @@ const char* ffDetectWifi(FFlist* result) {
ffStrbufAppendS(&item->conn.security, "Insecure");
}
WLAN_BSS_LIST* bssList = nullptr;
if (ffWlanGetNetworkBssList(hClient,
WLAN_REALTIME_CONNECTION_QUALITY* connectionQuality = nullptr;
bufSize = 0;
if (ffWlanQueryInterface(hClient,
&ifInfo->InterfaceGuid,
&connInfo->wlanAssociationAttributes.dot11Ssid,
connInfo->wlanAssociationAttributes.dot11BssType,
connInfo->wlanSecurityAttributes.bSecurityEnabled,
wlan_intf_opcode_realtime_connection_quality,
nullptr,
&bssList) == ERROR_SUCCESS &&
bssList->dwNumberOfItems > 0) {
item->conn.frequency = (uint16_t) (bssList->wlanBssEntries[0].ulChCenterFrequency / 1000);
ffWlanFreeMemory(bssList);
&bufSize,
(PVOID*) &connectionQuality,
&opCode) == ERROR_SUCCESS) {
const WLAN_REALTIME_CONNECTION_QUALITY_LINK_INFO* bestLink = nullptr;
for (ULONG linkIndex = 0; linkIndex < connectionQuality->ulNumLinks; ++linkIndex) {
const WLAN_REALTIME_CONNECTION_QUALITY_LINK_INFO* link = &connectionQuality->linksInfo[linkIndex];
if (!bestLink || link->lRssi > bestLink->lRssi) {
bestLink = link;
}
}
if (bestLink) {
item->conn.channelWidth = (uint16_t) bestLink->ulBandwidth;
item->conn.frequency = (uint16_t) bestLink->ulChannelCenterFrequencyMhz;
}
}
if (connectionQuality) {
ffWlanFreeMemory(connectionQuality);
}
if (item->conn.frequency == 0) {
WLAN_BSS_LIST* bssList = nullptr;
if (ffWlanGetNetworkBssList(hClient,
&ifInfo->InterfaceGuid,
&connInfo->wlanAssociationAttributes.dot11Ssid,
connInfo->wlanAssociationAttributes.dot11BssType,
connInfo->wlanSecurityAttributes.bSecurityEnabled,
nullptr,
&bssList) == ERROR_SUCCESS &&
bssList->dwNumberOfItems > 0) {
item->conn.frequency = (uint16_t) (bssList->wlanBssEntries[0].ulChCenterFrequency / 1000);
ffWlanFreeMemory(bssList);
}
}
ffWlanFreeMemory(connInfo);
@@ -238,5 +341,3 @@ exit:
}
return error;
}
#pragma GCC diagnostic pop