[PATCH 1/1] url: Implement InetIsOffline

[Si Lai]

From: Si Lai <[e-mail]>

---
 dlls/url/url_main.c | 38 +++++++++++++++++++++++++++++++++++---
 1 file changed, 35 insertions(+), 3 deletions(-)

diff --git a/dlls/url/url_main.c b/dlls/url/url_main.c
index f4f70cd7491..9bc6bf701e8 100644
--- a/dlls/url/url_main.c
+++ b/dlls/url/url_main.c
@@ -24,6 +24,8 @@
 #include "shellapi.h"
 #include "shlwapi.h"
 #include "intshcut.h"
+#include "winsock2.h"
+#include "iphlpapi.h"
 #include "winuser.h"
 #include "commctrl.h"
 #include "prsht.h"
@@ -53,12 +55,42 @@ DWORD WINAPI AddMIMEFileTypesPS(VOID * unknown1, LPPROPSHEETHEADERA lppsh)
 /***********************************************************************
  * InetIsOffline    (URL.@)
  *
+ * Check the internet is offline or not
+ * 
+ * PARAMS
+ *  flags  [I] Must be zero
+ * 
+ * RETURNS
+ * Online: FALSE
+ * Offline: TRUE
  */
 BOOL WINAPI InetIsOffline(DWORD flags)
 {
-    FIXME("(%08lx): stub!\n", flags);
+    ULONG Size = 0;
+    GetAdaptersAddresses(AF_UNSPEC, 0, NULL, &Size);
+
+    PIP_ADAPTER_ADDRESSES Adapters = (PIP_ADAPTER_ADDRESSES)HeapAlloc(GetProcessHeap(), 0, Size);
+
+    if (!Adapters)
+        return TRUE;
+
+    GetAdaptersAddresses(AF_UNSPEC, 0, Adapters, &Size);
 
-    return FALSE;
+    PIP_ADAPTER_ADDRESSES Current = Adapters;
+
+    while (Current) 
+    {
+        if (Current->OperStatus == IfOperStatusUp)
+        {
+            HeapFree(GetProcessHeap(), 0, Adapters);
+            return FALSE;
+        }
+        Current = Current->Next;
+    }
+
+    HeapFree(GetProcessHeap(), 0, Adapters);
+
+    return TRUE;
 }
 
 /***********************************************************************
@@ -102,4 +134,4 @@ HRESULT WINAPI TelnetProtocolHandlerA(HWND hWnd, LPSTR lpStr)
     FIXME("(%p, %p): stub!\n",hWnd,lpStr);
 
     return E_NOTIMPL;
-}
+}
\ No newline at end of file
-- 
GitLab

https://gitlab.winehq.org/wine/wine/-/merge_requests/10140