urlmon: Added ftp pluggable protocol implementation.

dlls/urlmon/ftp.c

 /*
- * Copyright 2005 Jacek Caban
+ * Copyright 2005-2009 Jacek Caban for CodeWeavers
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
@@ -22,17 +22,64 @@
 WINE_DEFAULT_DEBUG_CHANNEL(urlmon);
 
 typedef struct {
+    Protocol base;
+
     const IInternetProtocolVtbl  *lpInternetProtocolVtbl;
     const IInternetPriorityVtbl  *lpInternetPriorityVtbl;
 
     LONG ref;
 } FtpProtocol;
 
-#define PROTOCOL_THIS(iface) DEFINE_THIS(FtpProtocol, InternetProtocol, iface)
-
 #define PROTOCOL(x)  ((IInternetProtocol*)  &(x)->lpInternetProtocolVtbl)
 #define PRIORITY(x)  ((IInternetPriority*)  &(x)->lpInternetPriorityVtbl)
 
+#define ASYNCPROTOCOL_THIS(iface) DEFINE_THIS2(FtpProtocol, base, iface)
+
+static HRESULT FtpProtocol_open_request(Protocol *prot, LPCWSTR url, DWORD request_flags,
+                                        IInternetBindInfo *bind_info)
+{
+    FtpProtocol *This = ASYNCPROTOCOL_THIS(prot);
+
+    This->base.request = InternetOpenUrlW(This->base.internet, url, NULL, 0,
+            request_flags|INTERNET_FLAG_EXISTING_CONNECT|INTERNET_FLAG_PASSIVE,
+            (DWORD_PTR)&This->base);
+    if (!This->base.request && GetLastError() != ERROR_IO_PENDING) {
+        WARN("InternetOpenUrl failed: %d\n", GetLastError());
+        return INET_E_RESOURCE_NOT_FOUND;
+    }
+
+    return S_OK;
+}
+
+static HRESULT FtpProtocol_start_downloading(Protocol *prot)
+{
+    FtpProtocol *This = ASYNCPROTOCOL_THIS(prot);
+    DWORD size;
+    BOOL res;
+
+    res = FtpGetFileSize(This->base.request, &size);
+    if(res)
+        This->base.content_length = size;
+    else
+        WARN("FtpGetFileSize failed: %d\n", GetLastError());
+
+    return S_OK;
+}
+
+static void FtpProtocol_close_connection(Protocol *prot)
+{
+}
+
+#undef ASYNCPROTOCOL_THIS
+
+static const ProtocolVtbl AsyncProtocolVtbl = {
+    FtpProtocol_open_request,
+    FtpProtocol_start_downloading,
+    FtpProtocol_close_connection
+};
+
+#define PROTOCOL_THIS(iface) DEFINE_THIS(FtpProtocol, InternetProtocol, iface)
+
 static HRESULT WINAPI FtpProtocol_QueryInterface(IInternetProtocol *iface, REFIID riid, void **ppv)
 {
     FtpProtocol *This = PROTOCOL_THIS(iface);
@@ -77,6 +124,7 @@ static ULONG WINAPI FtpProtocol_Release(IInternetProtocol *iface)
     TRACE("(%p) ref=%d\n", This, ref);
 
     if(!ref) {
+        protocol_close_connection(&This->base);
         heap_free(This);
 
         URLMON_UnlockModule();
@@ -90,16 +138,25 @@ static HRESULT WINAPI FtpProtocol_Start(IInternetProtocol *iface, LPCWSTR szUrl,
         DWORD grfPI, DWORD dwReserved)
 {
     FtpProtocol *This = PROTOCOL_THIS(iface);
-    FIXME("(%p)->(%s %p %p %08x %d)\n", This, debugstr_w(szUrl), pOIProtSink,
+
+    static const WCHAR ftpW[] = {'f','t','p',':'};
+
+    TRACE("(%p)->(%s %p %p %08x %d)\n", This, debugstr_w(szUrl), pOIProtSink,
           pOIBindInfo, grfPI, dwReserved);
-    return E_NOTIMPL;
+
+    if(strncmpW(szUrl, ftpW, sizeof(ftpW)/sizeof(WCHAR)))
+        return MK_E_SYNTAX;
+
+    return protocol_start(&This->base, PROTOCOL(This), szUrl, pOIProtSink, pOIBindInfo);
 }
 
 static HRESULT WINAPI FtpProtocol_Continue(IInternetProtocol *iface, PROTOCOLDATA *pProtocolData)
 {
     FtpProtocol *This = PROTOCOL_THIS(iface);
-    FIXME("(%p)->(%p)\n", This, pProtocolData);
-    return E_NOTIMPL;
+
+    TRACE("(%p)->(%p)\n", This, pProtocolData);
+
+    return protocol_continue(&This->base, pProtocolData);
 }
 
 static HRESULT WINAPI FtpProtocol_Abort(IInternetProtocol *iface, HRESULT hrReason,
@@ -113,8 +170,11 @@ static HRESULT WINAPI FtpProtocol_Abort(IInternetProtocol *iface, HRESULT hrReas
 static HRESULT WINAPI FtpProtocol_Terminate(IInternetProtocol *iface, DWORD dwOptions)
 {
     FtpProtocol *This = PROTOCOL_THIS(iface);
-    FIXME("(%p)->(%08x)\n", This, dwOptions);
-    return E_NOTIMPL;
+
+    TRACE("(%p)->(%08x)\n", This, dwOptions);
+
+    protocol_close_connection(&This->base);
+    return S_OK;
 }
 
 static HRESULT WINAPI FtpProtocol_Suspend(IInternetProtocol *iface)
@@ -135,8 +195,10 @@ static HRESULT WINAPI FtpProtocol_Read(IInternetProtocol *iface, void *pv,
         ULONG cb, ULONG *pcbRead)
 {
     FtpProtocol *This = PROTOCOL_THIS(iface);
-    FIXME("(%p)->(%p %u %p)\n", This, pv, cb, pcbRead);
-    return E_NOTIMPL;
+
+    TRACE("(%p)->(%p %u %p)\n", This, pv, cb, pcbRead);
+
+    return protocol_read(&This->base, pv, cb, pcbRead);
 }
 
 static HRESULT WINAPI FtpProtocol_Seek(IInternetProtocol *iface, LARGE_INTEGER dlibMove,
@@ -150,15 +212,19 @@ static HRESULT WINAPI FtpProtocol_Seek(IInternetProtocol *iface, LARGE_INTEGER d
 static HRESULT WINAPI FtpProtocol_LockRequest(IInternetProtocol *iface, DWORD dwOptions)
 {
     FtpProtocol *This = PROTOCOL_THIS(iface);
-    FIXME("(%p)->(%08x)\n", This, dwOptions);
-    return E_NOTIMPL;
+
+    TRACE("(%p)->(%08x)\n", This, dwOptions);
+
+    return protocol_lock_request(&This->base);
 }
 
 static HRESULT WINAPI FtpProtocol_UnlockRequest(IInternetProtocol *iface)
 {
     FtpProtocol *This = PROTOCOL_THIS(iface);
-    FIXME("(%p)\n", This);
-    return E_NOTIMPL;
+
+    TRACE("(%p)\n", This);
+
+    return protocol_unlock_request(&This->base);
 }
 
 #undef PROTOCOL_THIS
@@ -202,15 +268,21 @@ static ULONG WINAPI FtpPriority_Release(IInternetPriority *iface)
 static HRESULT WINAPI FtpPriority_SetPriority(IInternetPriority *iface, LONG nPriority)
 {
     FtpProtocol *This = PRIORITY_THIS(iface);
-    FIXME("(%p)->(%d)\n", This, nPriority);
-    return E_NOTIMPL;
+
+    TRACE("(%p)->(%d)\n", This, nPriority);
+
+    This->base.priority = nPriority;
+    return S_OK;
 }
 
 static HRESULT WINAPI FtpPriority_GetPriority(IInternetPriority *iface, LONG *pnPriority)
 {
     FtpProtocol *This = PRIORITY_THIS(iface);
-    FIXME("(%p)->(%p)\n", This, pnPriority);
-    return E_NOTIMPL;
+
+    TRACE("(%p)->(%p)\n", This, pnPriority);
+
+    *pnPriority = This->base.priority;
+    return S_OK;
 }
 
 #undef PRIORITY_THIS
@@ -231,8 +303,9 @@ HRESULT FtpProtocol_Construct(IUnknown *pUnkOuter, LPVOID *ppobj)
 
     URLMON_LockModule();
 
-    ret = heap_alloc(sizeof(FtpProtocol));
+    ret = heap_alloc_zero(sizeof(FtpProtocol));
 
+    ret->base.vtbl = &AsyncProtocolVtbl;
     ret->lpInternetProtocolVtbl = &FtpProtocolVtbl;
     ret->lpInternetPriorityVtbl = &FtpPriorityVtbl;
     ret->ref = 1;