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-rw-r--r--netwerk/wifi/win/WlanLibrary.cpp111
1 files changed, 111 insertions, 0 deletions
diff --git a/netwerk/wifi/win/WlanLibrary.cpp b/netwerk/wifi/win/WlanLibrary.cpp
new file mode 100644
index 0000000000..0fd36be660
--- /dev/null
+++ b/netwerk/wifi/win/WlanLibrary.cpp
@@ -0,0 +1,111 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "WlanLibrary.h"
+
+// Moz headers (alphabetical)
+
+WinWLANLibrary* WinWLANLibrary::Load() {
+ WinWLANLibrary* ret = new WinWLANLibrary();
+ if (!ret) {
+ return nullptr;
+ }
+
+ if (!ret->Initialize()) {
+ delete ret;
+ return nullptr;
+ }
+
+ return ret;
+}
+
+HANDLE
+WinWLANLibrary::GetWLANHandle() const { return mWlanHandle; }
+
+decltype(::WlanEnumInterfaces)* WinWLANLibrary::GetWlanEnumInterfacesPtr()
+ const {
+ return mWlanEnumInterfacesPtr;
+}
+
+decltype(::WlanGetNetworkBssList)* WinWLANLibrary::GetWlanGetNetworkBssListPtr()
+ const {
+ return mWlanGetNetworkBssListPtr;
+}
+
+decltype(::WlanFreeMemory)* WinWLANLibrary::GetWlanFreeMemoryPtr() const {
+ return mWlanFreeMemoryPtr;
+}
+
+decltype(::WlanCloseHandle)* WinWLANLibrary::GetWlanCloseHandlePtr() const {
+ return mWlanCloseHandlePtr;
+}
+
+decltype(::WlanOpenHandle)* WinWLANLibrary::GetWlanOpenHandlePtr() const {
+ return mWlanOpenHandlePtr;
+}
+
+decltype(::WlanRegisterNotification)*
+WinWLANLibrary::GetWlanRegisterNotificationPtr() const {
+ return mWlanRegisterNotificationPtr;
+}
+
+decltype(::WlanScan)* WinWLANLibrary::GetWlanScanPtr() const {
+ return mWlanScanPtr;
+}
+
+bool WinWLANLibrary::Initialize() {
+ mWlanLibrary = LoadLibraryW(L"Wlanapi.dll");
+ if (!mWlanLibrary) {
+ return false;
+ }
+
+ mWlanOpenHandlePtr = (decltype(::WlanOpenHandle)*)GetProcAddress(
+ mWlanLibrary, "WlanOpenHandle");
+ mWlanEnumInterfacesPtr = (decltype(::WlanEnumInterfaces)*)GetProcAddress(
+ mWlanLibrary, "WlanEnumInterfaces");
+ mWlanRegisterNotificationPtr =
+ (decltype(::WlanRegisterNotification)*)GetProcAddress(
+ mWlanLibrary, "WlanRegisterNotification");
+ mWlanScanPtr =
+ (decltype(::WlanScan)*)GetProcAddress(mWlanLibrary, "WlanScan");
+
+ mWlanFreeMemoryPtr = (decltype(::WlanFreeMemory)*)GetProcAddress(
+ mWlanLibrary, "WlanFreeMemory");
+ mWlanCloseHandlePtr = (decltype(::WlanCloseHandle)*)GetProcAddress(
+ mWlanLibrary, "WlanCloseHandle");
+ mWlanGetNetworkBssListPtr =
+ (decltype(::WlanGetNetworkBssList)*)GetProcAddress(
+ mWlanLibrary, "WlanGetNetworkBssList");
+
+ if (!mWlanOpenHandlePtr || !mWlanEnumInterfacesPtr ||
+ !mWlanRegisterNotificationPtr || !mWlanGetNetworkBssListPtr ||
+ !mWlanScanPtr || !mWlanFreeMemoryPtr || !mWlanCloseHandlePtr) {
+ return false;
+ }
+
+ // Get the handle to the WLAN API.
+ DWORD negotiated_version;
+ // We could be executing on either Windows XP or Windows Vista, so use the
+ // lower version of the client WLAN API. It seems that the negotiated version
+ // is the Vista version irrespective of what we pass!
+ static const int kXpWlanClientVersion = 1;
+ if (ERROR_SUCCESS != (*mWlanOpenHandlePtr)(kXpWlanClientVersion, nullptr,
+ &negotiated_version,
+ &mWlanHandle)) {
+ return false;
+ }
+
+ return true;
+}
+
+WinWLANLibrary::~WinWLANLibrary() {
+ if (mWlanLibrary) {
+ if (mWlanHandle) {
+ (*mWlanCloseHandlePtr)(mWlanLibrary, mWlanHandle);
+ mWlanHandle = nullptr;
+ }
+ ::FreeLibrary(mWlanLibrary);
+ mWlanLibrary = nullptr;
+ }
+}