urlmon: Add new on_error function to protocol vtbl.

dlls/urlmon/ftp.c

@@ -99,13 +99,19 @@ static void FtpProtocol_close_connection(Protocol *prot)
 {
 }
 
+static void FtpProtocol_on_error(Protocol *prot, DWORD error)
+{
+    FIXME("(%p) %d - stub\n", prot, error);
+}
+
 #undef ASYNCPROTOCOL_THIS
 
 static const ProtocolVtbl AsyncProtocolVtbl = {
     FtpProtocol_open_request,
     FtpProtocol_end_request,
     FtpProtocol_start_downloading,
-    FtpProtocol_close_connection
+    FtpProtocol_close_connection,
+    FtpProtocol_on_error
 };
 
 static HRESULT WINAPI FtpProtocol_QueryInterface(IInternetProtocolEx *iface, REFIID riid, void **ppv)

dlls/urlmon/gopher.c

@@ -70,13 +70,19 @@ static void GopherProtocol_close_connection(Protocol *prot)
 {
 }
 
+static void GopherProtocol_on_error(Protocol *prot, DWORD error)
+{
+    FIXME("(%p) %d - stub\n", prot, error);
+}
+
 #undef ASYNCPROTOCOL_THIS
 
 static const ProtocolVtbl AsyncProtocolVtbl = {
     GopherProtocol_open_request,
     GopherProtocol_end_request,
     GopherProtocol_start_downloading,
-    GopherProtocol_close_connection
+    GopherProtocol_close_connection,
+    GopherProtocol_on_error
 };
 
 #define PROTOCOL_THIS(iface) DEFINE_THIS(GopherProtocol, IInternetProtocol, iface)

dlls/urlmon/http.c

@@ -388,13 +388,19 @@ static void HttpProtocol_close_connection(Protocol *prot)
     }
 }
 
+static void HttpProtocol_on_error(Protocol *prot, DWORD error)
+{
+    FIXME("(%p) %d - stub\n", prot, error);
+}
+
 #undef ASYNCPROTOCOL_THIS
 
 static const ProtocolVtbl AsyncProtocolVtbl = {
     HttpProtocol_open_request,
     HttpProtocol_end_request,
     HttpProtocol_start_downloading,
-    HttpProtocol_close_connection
+    HttpProtocol_close_connection,
+    HttpProtocol_on_error
 };
 
 static HRESULT WINAPI HttpProtocol_QueryInterface(IInternetProtocolEx *iface, REFIID riid, void **ppv)

dlls/urlmon/protocol.c

@@ -76,25 +76,27 @@ static void request_complete(Protocol *protocol, INTERNET_ASYNC_RESULT *ar)
 
     TRACE("(%p)->(%p)\n", protocol, ar);
 
-    if(!ar->dwResult) {
-        WARN("request failed: %d\n", ar->dwError);
-        return;
-    }
-
-    protocol->flags |= FLAG_REQUEST_COMPLETE;
-
-    if(!protocol->request) {
-        TRACE("setting request handle %p\n", (HINTERNET)ar->dwResult);
-        protocol->request = (HINTERNET)ar->dwResult;
-    }
-
     /* PROTOCOLDATA same as native */
     memset(&data, 0, sizeof(data));
     data.dwState = 0xf1000000;
-    if(protocol->flags & FLAG_FIRST_CONTINUE_COMPLETE)
-        data.pData = (LPVOID)BINDSTATUS_ENDDOWNLOADCOMPONENTS;
-    else
-        data.pData = (LPVOID)BINDSTATUS_DOWNLOADINGDATA;
+
+    if(ar->dwResult) {
+        protocol->flags |= FLAG_REQUEST_COMPLETE;
+
+        if(!protocol->request) {
+            TRACE("setting request handle %p\n", (HINTERNET)ar->dwResult);
+            protocol->request = (HINTERNET)ar->dwResult;
+        }
+
+        if(protocol->flags & FLAG_FIRST_CONTINUE_COMPLETE)
+            data.pData = (LPVOID)BINDSTATUS_ENDDOWNLOADCOMPONENTS;
+        else
+            data.pData = (LPVOID)BINDSTATUS_DOWNLOADINGDATA;
+
+    }else {
+        protocol->flags |= FLAG_ERROR;
+        data.pData = (LPVOID)ar->dwError;
+    }
 
     if (protocol->bindf & BINDF_FROMURLMON)
         IInternetProtocolSink_Switch(protocol->protocol_sink, &data);
@@ -301,6 +303,12 @@ HRESULT protocol_continue(Protocol *protocol, PROTOCOLDATA *data)
         return S_OK;
     }
 
+    if(protocol->flags & FLAG_ERROR) {
+        protocol->flags &= ~FLAG_ERROR;
+        protocol->vtbl->on_error(protocol, (DWORD)data->pData);
+        return S_OK;
+    }
+
     if(protocol->post_stream)
         return write_post_stream(protocol);
 

dlls/urlmon/urlmon_main.h

@@ -113,6 +113,7 @@ struct ProtocolVtbl {
     HRESULT (*end_request)(Protocol*);
     HRESULT (*start_downloading)(Protocol*);
     void (*close_connection)(Protocol*);
+    void (*on_error)(Protocol*,DWORD);
 };
 
 /* Flags are needed for, among other things, return HRESULTs from the Read function
@@ -144,6 +145,7 @@ struct ProtocolVtbl {
 #define FLAG_ALL_DATA_READ            0x0008
 #define FLAG_LAST_DATA_REPORTED       0x0010
 #define FLAG_RESULT_REPORTED          0x0020
+#define FLAG_ERROR                    0x0040
 
 HRESULT protocol_start(Protocol*,IInternetProtocol*,IUri*,IInternetProtocolSink*,IInternetBindInfo*);
 HRESULT protocol_continue(Protocol*,PROTOCOLDATA*);