bindprot.c 34.6 KB
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/*
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 * Copyright 2007-2009 Jacek Caban for CodeWeavers
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 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
 */

#include "urlmon_main.h"
#include "wine/debug.h"

WINE_DEFAULT_DEBUG_CHANNEL(urlmon);

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typedef struct BindProtocol BindProtocol;

struct _task_header_t;

typedef void (*task_proc_t)(BindProtocol*,struct _task_header_t*);

typedef struct _task_header_t {
    task_proc_t proc;
    struct _task_header_t *next;
} task_header_t;

struct BindProtocol {
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    const IInternetProtocolVtbl      *lpIInternetProtocolVtbl;
    const IInternetBindInfoVtbl      *lpInternetBindInfoVtbl;
    const IInternetPriorityVtbl      *lpInternetPriorityVtbl;
    const IServiceProviderVtbl       *lpServiceProviderVtbl;
    const IInternetProtocolSinkVtbl  *lpIInternetProtocolSinkVtbl;
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    const IInternetProtocolVtbl *lpIInternetProtocolHandlerVtbl;

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    LONG ref;
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    IInternetProtocol *protocol;
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    IInternetProtocol *protocol_handler;
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    IInternetBindInfo *bind_info;
    IInternetProtocolSink *protocol_sink;
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    IServiceProvider *service_provider;
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    IWinInetInfo *wininet_info;
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    LONG priority;
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    BOOL reported_result;
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    BOOL reported_mime;
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    BOOL from_urlmon;
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    DWORD pi;

    DWORD apartment_thread;
    HWND notif_hwnd;
    DWORD continue_call;

    CRITICAL_SECTION section;
    task_header_t *task_queue_head, *task_queue_tail;
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    BYTE *buf;
    DWORD buf_size;
    LPWSTR mime;
    LPWSTR url;
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    ProtocolProxy *filter_proxy;
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};
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#define BINDINFO(x)  ((IInternetBindInfo*) &(x)->lpInternetBindInfoVtbl)
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#define PRIORITY(x)  ((IInternetPriority*) &(x)->lpInternetPriorityVtbl)
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#define SERVPROV(x)  ((IServiceProvider*)  &(x)->lpServiceProviderVtbl)
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#define PROTOCOLHANDLER(x)  ((IInternetProtocol*)  &(x)->lpIInternetProtocolHandlerVtbl)

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#define BUFFER_SIZE     2048
#define MIME_TEST_SIZE  255

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#define WM_MK_CONTINUE   (WM_USER+101)
#define WM_MK_RELEASE    (WM_USER+102)

static LRESULT WINAPI notif_wnd_proc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
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{
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    switch(msg) {
    case WM_MK_CONTINUE: {
        BindProtocol *This = (BindProtocol*)lParam;
        task_header_t *task;

        while(1) {
            EnterCriticalSection(&This->section);

            task = This->task_queue_head;
            if(task) {
                This->task_queue_head = task->next;
                if(!This->task_queue_head)
                    This->task_queue_tail = NULL;
            }

            LeaveCriticalSection(&This->section);

            if(!task)
                break;

            This->continue_call++;
            task->proc(This, task);
            This->continue_call--;
        }
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        IInternetProtocol_Release(PROTOCOL(This));
        return 0;
    }
    case WM_MK_RELEASE: {
        tls_data_t *data = get_tls_data();
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        if(!--data->notif_hwnd_cnt) {
            DestroyWindow(hwnd);
            data->notif_hwnd = NULL;
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        }
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    }
    }

    return DefWindowProcW(hwnd, msg, wParam, lParam);
}

HWND get_notif_hwnd(void)
{
    static ATOM wnd_class = 0;
    tls_data_t *tls_data;
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    static const WCHAR wszURLMonikerNotificationWindow[] =
        {'U','R','L',' ','M','o','n','i','k','e','r',' ',
         'N','o','t','i','f','i','c','a','t','i','o','n',' ','W','i','n','d','o','w',0};
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    tls_data = get_tls_data();
    if(!tls_data)
        return NULL;
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    if(tls_data->notif_hwnd_cnt) {
        tls_data->notif_hwnd_cnt++;
        return tls_data->notif_hwnd;
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    }

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    if(!wnd_class) {
        static WNDCLASSEXW wndclass = {
            sizeof(wndclass), 0,
            notif_wnd_proc, 0, 0,
            NULL, NULL, NULL, NULL, NULL,
            wszURLMonikerNotificationWindow,
            NULL
        };

        wndclass.hInstance = URLMON_hInstance;

        wnd_class = RegisterClassExW(&wndclass);
        if (!wnd_class && GetLastError() == ERROR_CLASS_ALREADY_EXISTS)
            wnd_class = 1;
    }

    tls_data->notif_hwnd = CreateWindowExW(0, wszURLMonikerNotificationWindow,
            wszURLMonikerNotificationWindow, 0, 0, 0, 0, 0, HWND_MESSAGE,
            NULL, URLMON_hInstance, NULL);
    if(tls_data->notif_hwnd)
        tls_data->notif_hwnd_cnt++;

    TRACE("hwnd = %p\n", tls_data->notif_hwnd);

    return tls_data->notif_hwnd;
}

void release_notif_hwnd(HWND hwnd)
{
    tls_data_t *data = get_tls_data();

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    if(!data)
        return;

    if(data->notif_hwnd != hwnd) {
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        PostMessageW(data->notif_hwnd, WM_MK_RELEASE, 0, 0);
        return;
    }

    if(!--data->notif_hwnd_cnt) {
        DestroyWindow(data->notif_hwnd);
        data->notif_hwnd = NULL;
    }
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}

static void push_task(BindProtocol *This, task_header_t *task, task_proc_t proc)
{
    BOOL do_post = FALSE;

    task->proc = proc;
    task->next = NULL;

    EnterCriticalSection(&This->section);

    if(This->task_queue_tail) {
        This->task_queue_tail->next = task;
        This->task_queue_tail = task;
    }else {
        This->task_queue_tail = This->task_queue_head = task;
        do_post = TRUE;
    }

    LeaveCriticalSection(&This->section);

    if(do_post) {
        IInternetProtocol_AddRef(PROTOCOL(This));
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        PostMessageW(This->notif_hwnd, WM_MK_CONTINUE, 0, (LPARAM)This);
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    }
}

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static inline BOOL do_direct_notif(BindProtocol *This)
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{
    return !(This->pi & PI_APARTMENTTHREADED) || (This->apartment_thread == GetCurrentThreadId() && !This->continue_call);
}

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static HRESULT handle_mime_filter(BindProtocol *This, IInternetProtocol *mime_filter, LPCWSTR mime)
{
    PROTOCOLFILTERDATA filter_data = { sizeof(PROTOCOLFILTERDATA), NULL, NULL, NULL, 0 };
    IInternetProtocolSink *protocol_sink, *old_sink;
    ProtocolProxy *filter_proxy;
    HRESULT hres;

    hres = IInternetProtocol_QueryInterface(mime_filter, &IID_IInternetProtocolSink, (void**)&protocol_sink);
    if(FAILED(hres))
        return hres;

    hres = create_protocol_proxy(PROTOCOLHANDLER(This), This->protocol_sink, &filter_proxy);
    if(FAILED(hres)) {
        IInternetProtocolSink_Release(protocol_sink);
        return hres;
    }

    old_sink = This->protocol_sink;
    This->protocol_sink = protocol_sink;
    This->filter_proxy = filter_proxy;

    IInternetProtocol_AddRef(mime_filter);
    This->protocol_handler = mime_filter;

    filter_data.pProtocol = PROTOCOL(filter_proxy);
    hres = IInternetProtocol_Start(mime_filter, mime, PROTSINK(filter_proxy), BINDINFO(This),
            PI_FILTER_MODE|PI_FORCE_ASYNC, (HANDLE_PTR)&filter_data);
    if(FAILED(hres)) {
        IInternetProtocolSink_Release(old_sink);
        return hres;
    }

    IInternetProtocolSink_ReportProgress(old_sink, BINDSTATUS_LOADINGMIMEHANDLER, NULL);
    IInternetProtocolSink_Release(old_sink);

    This->pi &= ~PI_MIMEVERIFICATION; /* FIXME: more tests */
    return S_OK;
}

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static void mime_available(BindProtocol *This, LPCWSTR mime, BOOL verified)
{
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    IInternetProtocol *mime_filter;
    HRESULT hres;

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    heap_free(This->mime);
    This->mime = NULL;

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    mime_filter = get_mime_filter(mime);
    if(mime_filter) {
        TRACE("Got mime filter for %s\n", debugstr_w(mime));
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        hres = handle_mime_filter(This, mime_filter, mime);
        IInternetProtocol_Release(mime_filter);
        if(FAILED(hres))
            FIXME("MIME filter failed: %08x\n", hres);
    }else {
        This->mime = heap_strdupW(mime);

        if(verified || !(This->pi & PI_MIMEVERIFICATION)) {
            This->reported_mime = TRUE;

            if(This->protocol_sink)
                IInternetProtocolSink_ReportProgress(This->protocol_sink, BINDSTATUS_MIMETYPEAVAILABLE, mime);
        }
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    }
}

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#define PROTOCOL_THIS(iface) DEFINE_THIS(BindProtocol, IInternetProtocol, iface)
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static HRESULT WINAPI BindProtocol_QueryInterface(IInternetProtocol *iface, REFIID riid, void **ppv)
{
    BindProtocol *This = PROTOCOL_THIS(iface);

    *ppv = NULL;
    if(IsEqualGUID(&IID_IUnknown, riid)) {
        TRACE("(%p)->(IID_IUnknown %p)\n", This, ppv);
        *ppv = PROTOCOL(This);
    }else if(IsEqualGUID(&IID_IInternetProtocolRoot, riid)) {
        TRACE("(%p)->(IID_IInternetProtocolRoot %p)\n", This, ppv);
        *ppv = PROTOCOL(This);
    }else if(IsEqualGUID(&IID_IInternetProtocol, riid)) {
        TRACE("(%p)->(IID_IInternetProtocol %p)\n", This, ppv);
        *ppv = PROTOCOL(This);
    }else if(IsEqualGUID(&IID_IInternetBindInfo, riid)) {
        TRACE("(%p)->(IID_IInternetBindInfo %p)\n", This, ppv);
        *ppv = BINDINFO(This);
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    }else if(IsEqualGUID(&IID_IInternetPriority, riid)) {
        TRACE("(%p)->(IID_IInternetPriority %p)\n", This, ppv);
        *ppv = PRIORITY(This);
    }else if(IsEqualGUID(&IID_IAuthenticate, riid)) {
        FIXME("(%p)->(IID_IAuthenticate %p)\n", This, ppv);
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    }else if(IsEqualGUID(&IID_IServiceProvider, riid)) {
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        TRACE("(%p)->(IID_IServiceProvider %p)\n", This, ppv);
        *ppv = SERVPROV(This);
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    }else if(IsEqualGUID(&IID_IInternetProtocolSink, riid)) {
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        TRACE("(%p)->(IID_IInternetProtocolSink %p)\n", This, ppv);
        *ppv = PROTSINK(This);
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    }

    if(*ppv) {
        IInternetProtocol_AddRef(iface);
        return S_OK;
    }

    WARN("not supported interface %s\n", debugstr_guid(riid));
    return E_NOINTERFACE;
}

static ULONG WINAPI BindProtocol_AddRef(IInternetProtocol *iface)
{
    BindProtocol *This = PROTOCOL_THIS(iface);
    LONG ref = InterlockedIncrement(&This->ref);
    TRACE("(%p) ref=%d\n", This, ref);
    return ref;
}

static ULONG WINAPI BindProtocol_Release(IInternetProtocol *iface)
{
    BindProtocol *This = PROTOCOL_THIS(iface);
    LONG ref = InterlockedDecrement(&This->ref);

    TRACE("(%p) ref=%d\n", This, ref);

    if(!ref) {
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        if(This->wininet_info)
            IWinInetInfo_Release(This->wininet_info);
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        if(This->protocol)
            IInternetProtocol_Release(This->protocol);
        if(This->bind_info)
            IInternetBindInfo_Release(This->bind_info);
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        if(This->protocol_handler && This->protocol_handler != PROTOCOLHANDLER(This))
            IInternetProtocol_Release(This->protocol_handler);
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        if(This->filter_proxy)
            IInternetProtocol_Release(PROTOCOL(This->filter_proxy));
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        set_binding_sink(PROTOCOL(This), NULL);
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        if(This->notif_hwnd)
            release_notif_hwnd(This->notif_hwnd);
        DeleteCriticalSection(&This->section);
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        heap_free(This->mime);
        heap_free(This->url);
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        heap_free(This);
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        URLMON_UnlockModule();
    }

    return ref;
}

static HRESULT WINAPI BindProtocol_Start(IInternetProtocol *iface, LPCWSTR szUrl,
        IInternetProtocolSink *pOIProtSink, IInternetBindInfo *pOIBindInfo,
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        DWORD grfPI, HANDLE_PTR dwReserved)
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{
    BindProtocol *This = PROTOCOL_THIS(iface);
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    TRACE("(%p)->(%s %p %p %08x %lx)\n", This, debugstr_w(szUrl), pOIProtSink,
            pOIBindInfo, grfPI, dwReserved);

    return IInternetProtocol_Start(This->protocol_handler, szUrl, pOIProtSink, pOIBindInfo, grfPI, dwReserved);
}

static HRESULT WINAPI BindProtocol_Continue(IInternetProtocol *iface, PROTOCOLDATA *pProtocolData)
{
    BindProtocol *This = PROTOCOL_THIS(iface);

    TRACE("(%p)->(%p)\n", This, pProtocolData);

    return IInternetProtocol_Continue(This->protocol_handler, pProtocolData);
}

static HRESULT WINAPI BindProtocol_Abort(IInternetProtocol *iface, HRESULT hrReason,
        DWORD dwOptions)
{
    BindProtocol *This = PROTOCOL_THIS(iface);
    FIXME("(%p)->(%08x %08x)\n", This, hrReason, dwOptions);
    return E_NOTIMPL;
}

static HRESULT WINAPI BindProtocol_Terminate(IInternetProtocol *iface, DWORD dwOptions)
{
    BindProtocol *This = PROTOCOL_THIS(iface);

    TRACE("(%p)->(%08x)\n", This, dwOptions);

    return IInternetProtocol_Terminate(This->protocol_handler, dwOptions);
}

static HRESULT WINAPI BindProtocol_Suspend(IInternetProtocol *iface)
{
    BindProtocol *This = PROTOCOL_THIS(iface);
    FIXME("(%p)\n", This);
    return E_NOTIMPL;
}

static HRESULT WINAPI BindProtocol_Resume(IInternetProtocol *iface)
{
    BindProtocol *This = PROTOCOL_THIS(iface);
    FIXME("(%p)\n", This);
    return E_NOTIMPL;
}

static HRESULT WINAPI BindProtocol_Read(IInternetProtocol *iface, void *pv,
        ULONG cb, ULONG *pcbRead)
{
    BindProtocol *This = PROTOCOL_THIS(iface);

    TRACE("(%p)->(%p %u %p)\n", This, pv, cb, pcbRead);

    if(pcbRead)
        *pcbRead = 0;
    return IInternetProtocol_Read(This->protocol_handler, pv, cb, pcbRead);
}

static HRESULT WINAPI BindProtocol_Seek(IInternetProtocol *iface, LARGE_INTEGER dlibMove,
        DWORD dwOrigin, ULARGE_INTEGER *plibNewPosition)
{
    BindProtocol *This = PROTOCOL_THIS(iface);
    FIXME("(%p)->(%d %d %p)\n", This, dlibMove.u.LowPart, dwOrigin, plibNewPosition);
    return E_NOTIMPL;
}

static HRESULT WINAPI BindProtocol_LockRequest(IInternetProtocol *iface, DWORD dwOptions)
{
    BindProtocol *This = PROTOCOL_THIS(iface);

    TRACE("(%p)->(%08x)\n", This, dwOptions);

    return IInternetProtocol_LockRequest(This->protocol_handler, dwOptions);
}

static HRESULT WINAPI BindProtocol_UnlockRequest(IInternetProtocol *iface)
{
    BindProtocol *This = PROTOCOL_THIS(iface);

    TRACE("(%p)\n", This);

    return IInternetProtocol_UnlockRequest(This->protocol_handler);
}

void set_binding_sink(IInternetProtocol *bind_protocol, IInternetProtocolSink *sink)
{
    BindProtocol *This = PROTOCOL_THIS(bind_protocol);
    IInternetProtocolSink *prev_sink;
    IServiceProvider *service_provider = NULL;

    if(sink)
        IInternetProtocolSink_AddRef(sink);
    prev_sink = InterlockedExchangePointer((void**)&This->protocol_sink, sink);
    if(prev_sink)
        IInternetProtocolSink_Release(prev_sink);

    if(sink)
        IInternetProtocolSink_QueryInterface(sink, &IID_IServiceProvider, (void**)&service_provider);
    service_provider = InterlockedExchangePointer((void**)&This->service_provider, service_provider);
    if(service_provider)
        IServiceProvider_Release(service_provider);
}

IWinInetInfo *get_wininet_info(IInternetProtocol *bind_protocol)
{
    BindProtocol *This = PROTOCOL_THIS(bind_protocol);

    return This->wininet_info;
}

#undef PROTOCOL_THIS

static const IInternetProtocolVtbl BindProtocolVtbl = {
    BindProtocol_QueryInterface,
    BindProtocol_AddRef,
    BindProtocol_Release,
    BindProtocol_Start,
    BindProtocol_Continue,
    BindProtocol_Abort,
    BindProtocol_Terminate,
    BindProtocol_Suspend,
    BindProtocol_Resume,
    BindProtocol_Read,
    BindProtocol_Seek,
    BindProtocol_LockRequest,
    BindProtocol_UnlockRequest
};

#define PROTOCOLHANDLER_THIS(iface) DEFINE_THIS(BindProtocol, IInternetProtocolHandler, iface)

static HRESULT WINAPI ProtocolHandler_QueryInterface(IInternetProtocol *iface, REFIID riid, void **ppv)
{
    ERR("should not be called\n");
    return E_NOINTERFACE;
}

static ULONG WINAPI ProtocolHandler_AddRef(IInternetProtocol *iface)
{
    BindProtocol *This = PROTOCOLHANDLER_THIS(iface);
    return IInternetProtocol_AddRef(PROTOCOL(This));
}

static ULONG WINAPI ProtocolHandler_Release(IInternetProtocol *iface)
{
    BindProtocol *This = PROTOCOLHANDLER_THIS(iface);
    return IInternetProtocol_Release(PROTOCOL(This));
}

static HRESULT WINAPI ProtocolHandler_Start(IInternetProtocol *iface, LPCWSTR szUrl,
        IInternetProtocolSink *pOIProtSink, IInternetBindInfo *pOIBindInfo,
        DWORD grfPI, HANDLE_PTR dwReserved)
{
    BindProtocol *This = PROTOCOLHANDLER_THIS(iface);
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    IInternetProtocol *protocol = NULL;
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    IInternetPriority *priority;
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    IServiceProvider *service_provider;
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    BOOL urlmon_protocol = FALSE;
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    CLSID clsid = IID_NULL;
    LPOLESTR clsid_str;
    HRESULT hres;
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    TRACE("(%p)->(%s %p %p %08x %lx)\n", This, debugstr_w(szUrl), pOIProtSink,
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            pOIBindInfo, grfPI, dwReserved);

    if(!szUrl || !pOIProtSink || !pOIBindInfo)
        return E_INVALIDARG;

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    This->pi = grfPI;
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    This->url = heap_strdupW(szUrl);
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    hres = IInternetProtocolSink_QueryInterface(pOIProtSink, &IID_IServiceProvider,
                                                (void**)&service_provider);
    if(SUCCEEDED(hres)) {
        /* FIXME: What's protocol CLSID here? */
        IServiceProvider_QueryService(service_provider, &IID_IInternetProtocol,
                                      &IID_IInternetProtocol, (void**)&protocol);
        IServiceProvider_Release(service_provider);
    }

    if(!protocol) {
        IClassFactory *cf;
        IUnknown *unk;

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        hres = get_protocol_handler(szUrl, &clsid, &urlmon_protocol, &cf);
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        if(FAILED(hres))
            return hres;

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        if(This->from_urlmon) {
            hres = IClassFactory_CreateInstance(cf, NULL, &IID_IInternetProtocol, (void**)&protocol);
            IClassFactory_Release(cf);
            if(FAILED(hres))
                return hres;
        }else {
            hres = IClassFactory_CreateInstance(cf, (IUnknown*)BINDINFO(This),
                    &IID_IUnknown, (void**)&unk);
            IClassFactory_Release(cf);
            if(FAILED(hres))
                return hres;

            hres = IUnknown_QueryInterface(unk, &IID_IInternetProtocol, (void**)&protocol);
            IUnknown_Release(unk);
            if(FAILED(hres))
                return hres;
        }
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    }

    StringFromCLSID(&clsid, &clsid_str);
    IInternetProtocolSink_ReportProgress(pOIProtSink, BINDSTATUS_PROTOCOLCLASSID, clsid_str);
    CoTaskMemFree(clsid_str);

    This->protocol = protocol;

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    if(urlmon_protocol)
        IInternetProtocol_QueryInterface(protocol, &IID_IWinInetInfo, (void**)&This->wininet_info);

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    IInternetBindInfo_AddRef(pOIBindInfo);
    This->bind_info = pOIBindInfo;

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    set_binding_sink(PROTOCOL(This), pOIProtSink);
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    hres = IInternetProtocol_QueryInterface(protocol, &IID_IInternetPriority, (void**)&priority);
    if(SUCCEEDED(hres)) {
        IInternetPriority_SetPriority(priority, This->priority);
        IInternetPriority_Release(priority);
    }

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    return IInternetProtocol_Start(protocol, szUrl, PROTSINK(This), BINDINFO(This), 0, 0);
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}

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static HRESULT WINAPI ProtocolHandler_Continue(IInternetProtocol *iface, PROTOCOLDATA *pProtocolData)
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{
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    BindProtocol *This = PROTOCOLHANDLER_THIS(iface);
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    HRESULT hres;
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    TRACE("(%p)->(%p)\n", This, pProtocolData);

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    hres = IInternetProtocol_Continue(This->protocol, pProtocolData);

    heap_free(pProtocolData);
    return hres;
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}

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static HRESULT WINAPI ProtocolHandler_Abort(IInternetProtocol *iface, HRESULT hrReason,
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        DWORD dwOptions)
{
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    BindProtocol *This = PROTOCOLHANDLER_THIS(iface);
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    FIXME("(%p)->(%08x %08x)\n", This, hrReason, dwOptions);
    return E_NOTIMPL;
}

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static HRESULT WINAPI ProtocolHandler_Terminate(IInternetProtocol *iface, DWORD dwOptions)
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{
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    BindProtocol *This = PROTOCOLHANDLER_THIS(iface);
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    TRACE("(%p)->(%08x)\n", This, dwOptions);

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    if(!This->reported_result)
        return E_FAIL;

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    IInternetProtocol_Terminate(This->protocol, 0);
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    if(This->filter_proxy) {
        IInternetProtocol_Release(PROTOCOL(This->filter_proxy));
        This->filter_proxy = NULL;
    }

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    set_binding_sink(PROTOCOL(This), NULL);

    if(This->bind_info) {
        IInternetBindInfo_Release(This->bind_info);
        This->bind_info = NULL;
    }

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    return S_OK;
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}

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static HRESULT WINAPI ProtocolHandler_Suspend(IInternetProtocol *iface)
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{
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    BindProtocol *This = PROTOCOLHANDLER_THIS(iface);
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    FIXME("(%p)\n", This);
    return E_NOTIMPL;
}

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static HRESULT WINAPI ProtocolHandler_Resume(IInternetProtocol *iface)
663
{
664
    BindProtocol *This = PROTOCOLHANDLER_THIS(iface);
665 666 667 668
    FIXME("(%p)\n", This);
    return E_NOTIMPL;
}

669
static HRESULT WINAPI ProtocolHandler_Read(IInternetProtocol *iface, void *pv,
670 671
        ULONG cb, ULONG *pcbRead)
{
672
    BindProtocol *This = PROTOCOLHANDLER_THIS(iface);
673
    ULONG read = 0;
674
    HRESULT hres = S_OK;
675 676 677

    TRACE("(%p)->(%p %u %p)\n", This, pv, cb, pcbRead);

678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694
    if(This->buf) {
        read = min(cb, This->buf_size);
        memcpy(pv, This->buf, read);

        if(read == This->buf_size) {
            heap_free(This->buf);
            This->buf = NULL;
        }else {
            memmove(This->buf, This->buf+cb, This->buf_size-cb);
        }

        This->buf_size -= read;
    }

    if(read < cb) {
        ULONG cread = 0;

695
        hres = IInternetProtocol_Read(This->protocol, (BYTE*)pv+read, cb-read, &cread);
696 697
        read += cread;
    }
698 699 700

    *pcbRead = read;
    return hres;
701 702
}

703
static HRESULT WINAPI ProtocolHandler_Seek(IInternetProtocol *iface, LARGE_INTEGER dlibMove,
704 705
        DWORD dwOrigin, ULARGE_INTEGER *plibNewPosition)
{
706
    BindProtocol *This = PROTOCOLHANDLER_THIS(iface);
707 708 709 710
    FIXME("(%p)->(%d %d %p)\n", This, dlibMove.u.LowPart, dwOrigin, plibNewPosition);
    return E_NOTIMPL;
}

711
static HRESULT WINAPI ProtocolHandler_LockRequest(IInternetProtocol *iface, DWORD dwOptions)
712
{
713
    BindProtocol *This = PROTOCOLHANDLER_THIS(iface);
714 715 716 717

    TRACE("(%p)->(%08x)\n", This, dwOptions);

    return IInternetProtocol_LockRequest(This->protocol, dwOptions);
718 719
}

720
static HRESULT WINAPI ProtocolHandler_UnlockRequest(IInternetProtocol *iface)
721
{
722
    BindProtocol *This = PROTOCOLHANDLER_THIS(iface);
723 724 725 726

    TRACE("(%p)\n", This);

    return IInternetProtocol_UnlockRequest(This->protocol);
727 728 729 730
}

#undef PROTOCOL_THIS

731 732 733 734 735 736 737 738 739 740 741 742 743 744
static const IInternetProtocolVtbl InternetProtocolHandlerVtbl = {
    ProtocolHandler_QueryInterface,
    ProtocolHandler_AddRef,
    ProtocolHandler_Release,
    ProtocolHandler_Start,
    ProtocolHandler_Continue,
    ProtocolHandler_Abort,
    ProtocolHandler_Terminate,
    ProtocolHandler_Suspend,
    ProtocolHandler_Resume,
    ProtocolHandler_Read,
    ProtocolHandler_Seek,
    ProtocolHandler_LockRequest,
    ProtocolHandler_UnlockRequest
745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771
};

#define BINDINFO_THIS(iface) DEFINE_THIS(BindProtocol, InternetBindInfo, iface)

static HRESULT WINAPI BindInfo_QueryInterface(IInternetBindInfo *iface,
        REFIID riid, void **ppv)
{
    BindProtocol *This = BINDINFO_THIS(iface);
    return IInternetProtocol_QueryInterface(PROTOCOL(This), riid, ppv);
}

static ULONG WINAPI BindInfo_AddRef(IInternetBindInfo *iface)
{
    BindProtocol *This = BINDINFO_THIS(iface);
    return IBinding_AddRef(PROTOCOL(This));
}

static ULONG WINAPI BindInfo_Release(IInternetBindInfo *iface)
{
    BindProtocol *This = BINDINFO_THIS(iface);
    return IBinding_Release(PROTOCOL(This));
}

static HRESULT WINAPI BindInfo_GetBindInfo(IInternetBindInfo *iface,
        DWORD *grfBINDF, BINDINFO *pbindinfo)
{
    BindProtocol *This = BINDINFO_THIS(iface);
772 773 774 775 776 777 778 779 780 781 782 783
    HRESULT hres;

    TRACE("(%p)->(%p %p)\n", This, grfBINDF, pbindinfo);

    hres = IInternetBindInfo_GetBindInfo(This->bind_info, grfBINDF, pbindinfo);
    if(FAILED(hres)) {
        WARN("GetBindInfo failed: %08x\n", hres);
        return hres;
    }

    *grfBINDF |= BINDF_FROMURLMON;
    return hres;
784 785 786 787 788 789
}

static HRESULT WINAPI BindInfo_GetBindString(IInternetBindInfo *iface,
        ULONG ulStringType, LPOLESTR *ppwzStr, ULONG cEl, ULONG *pcElFetched)
{
    BindProtocol *This = BINDINFO_THIS(iface);
790 791 792 793

    TRACE("(%p)->(%d %p %d %p)\n", This, ulStringType, ppwzStr, cEl, pcElFetched);

    return IInternetBindInfo_GetBindString(This->bind_info, ulStringType, ppwzStr, cEl, pcElFetched);
794 795 796 797 798 799 800 801 802 803 804 805
}

#undef BINDFO_THIS

static const IInternetBindInfoVtbl InternetBindInfoVtbl = {
    BindInfo_QueryInterface,
    BindInfo_AddRef,
    BindInfo_Release,
    BindInfo_GetBindInfo,
    BindInfo_GetBindString
};

806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829
#define PRIORITY_THIS(iface) DEFINE_THIS(BindProtocol, InternetPriority, iface)

static HRESULT WINAPI InternetPriority_QueryInterface(IInternetPriority *iface,
        REFIID riid, void **ppv)
{
    BindProtocol *This = PRIORITY_THIS(iface);
    return IInternetProtocol_QueryInterface(PROTOCOL(This), riid, ppv);
}

static ULONG WINAPI InternetPriority_AddRef(IInternetPriority *iface)
{
    BindProtocol *This = PRIORITY_THIS(iface);
    return IInternetProtocol_AddRef(PROTOCOL(This));
}

static ULONG WINAPI InternetPriority_Release(IInternetPriority *iface)
{
    BindProtocol *This = PRIORITY_THIS(iface);
    return IInternetProtocol_Release(PROTOCOL(This));
}

static HRESULT WINAPI InternetPriority_SetPriority(IInternetPriority *iface, LONG nPriority)
{
    BindProtocol *This = PRIORITY_THIS(iface);
830 831 832 833 834

    TRACE("(%p)->(%d)\n", This, nPriority);

    This->priority = nPriority;
    return S_OK;
835 836 837 838 839
}

static HRESULT WINAPI InternetPriority_GetPriority(IInternetPriority *iface, LONG *pnPriority)
{
    BindProtocol *This = PRIORITY_THIS(iface);
840 841 842 843 844

    TRACE("(%p)->(%p)\n", This, pnPriority);

    *pnPriority = This->priority;
    return S_OK;
845 846 847 848 849 850 851 852 853 854 855 856 857
}

#undef PRIORITY_THIS

static const IInternetPriorityVtbl InternetPriorityVtbl = {
    InternetPriority_QueryInterface,
    InternetPriority_AddRef,
    InternetPriority_Release,
    InternetPriority_SetPriority,
    InternetPriority_GetPriority

};

858
#define PROTSINK_THIS(iface) DEFINE_THIS(BindProtocol, IInternetProtocolSink, iface)
859

860
static HRESULT WINAPI BPInternetProtocolSink_QueryInterface(IInternetProtocolSink *iface,
861 862 863 864 865 866
        REFIID riid, void **ppv)
{
    BindProtocol *This = PROTSINK_THIS(iface);
    return IInternetProtocol_QueryInterface(PROTOCOL(This), riid, ppv);
}

867
static ULONG WINAPI BPInternetProtocolSink_AddRef(IInternetProtocolSink *iface)
868 869 870 871 872
{
    BindProtocol *This = PROTSINK_THIS(iface);
    return IInternetProtocol_AddRef(PROTOCOL(This));
}

873
static ULONG WINAPI BPInternetProtocolSink_Release(IInternetProtocolSink *iface)
874 875 876 877 878
{
    BindProtocol *This = PROTSINK_THIS(iface);
    return IInternetProtocol_Release(PROTOCOL(This));
}

879 880
typedef struct {
    task_header_t header;
881
    PROTOCOLDATA *data;
882 883 884 885 886 887
} switch_task_t;

static void switch_proc(BindProtocol *bind, task_header_t *t)
{
    switch_task_t *task = (switch_task_t*)t;

888
    IInternetProtocol_Continue(bind->protocol_handler, task->data);
889 890 891 892

    heap_free(task);
}

893
static HRESULT WINAPI BPInternetProtocolSink_Switch(IInternetProtocolSink *iface,
894 895 896
        PROTOCOLDATA *pProtocolData)
{
    BindProtocol *This = PROTSINK_THIS(iface);
897
    PROTOCOLDATA *data;
898 899 900

    TRACE("(%p)->(%p)\n", This, pProtocolData);

901 902 903
    TRACE("flags %x state %x data %p cb %u\n", pProtocolData->grfFlags, pProtocolData->dwState,
          pProtocolData->pData, pProtocolData->cbData);

904 905 906 907 908
    data = heap_alloc(sizeof(PROTOCOLDATA));
    if(!data)
        return E_OUTOFMEMORY;
    memcpy(data, pProtocolData, sizeof(PROTOCOLDATA));

909 910 911 912 913 914 915
    if(!do_direct_notif(This)) {
        switch_task_t *task;

        task = heap_alloc(sizeof(switch_task_t));
        if(!task)
            return E_OUTOFMEMORY;

916
        task->data = data;
917 918 919 920 921

        push_task(This, &task->header, switch_proc);
        return S_OK;
    }

922
    if(!This->protocol_sink) {
923
        IInternetProtocol_Continue(This->protocol_handler, data);
924 925 926
        return S_OK;
    }

927
    return IInternetProtocolSink_Switch(This->protocol_sink, data);
928 929
}

930 931 932 933 934 935 936 937 938 939 940 941 942 943 944
static void report_progress(BindProtocol *This, ULONG status_code, LPCWSTR status_text)
{
    switch(status_code) {
    case BINDSTATUS_FINDINGRESOURCE:
    case BINDSTATUS_CONNECTING:
    case BINDSTATUS_BEGINDOWNLOADDATA:
    case BINDSTATUS_SENDINGREQUEST:
    case BINDSTATUS_CACHEFILENAMEAVAILABLE:
    case BINDSTATUS_DIRECTBIND:
    case BINDSTATUS_ACCEPTRANGES:
        if(This->protocol_sink)
            IInternetProtocolSink_ReportProgress(This->protocol_sink, status_code, status_text);
        break;

    case BINDSTATUS_MIMETYPEAVAILABLE:
945
        mime_available(This, status_text, FALSE);
946 947 948
        break;

    case BINDSTATUS_VERIFIEDMIMETYPEAVAILABLE:
949
        mime_available(This, status_text, TRUE);
950 951 952 953 954 955 956
        break;

    default:
        FIXME("unsupported ulStatusCode %u\n", status_code);
    }
}

957 958 959 960 961 962 963 964 965 966 967
typedef struct {
    task_header_t header;

    ULONG status_code;
    LPWSTR status_text;
} on_progress_task_t;

static void on_progress_proc(BindProtocol *This, task_header_t *t)
{
    on_progress_task_t *task = (on_progress_task_t*)t;

968
    report_progress(This, task->status_code, task->status_text);
969 970 971 972 973

    heap_free(task->status_text);
    heap_free(task);
}

974 975
static HRESULT WINAPI BPInternetProtocolSink_ReportProgress(IInternetProtocolSink *iface,
        ULONG ulStatusCode, LPCWSTR szStatusText)
976
{
977 978 979 980
    BindProtocol *This = PROTSINK_THIS(iface);

    TRACE("(%p)->(%u %s)\n", This, ulStatusCode, debugstr_w(szStatusText));

981
    if(do_direct_notif(This)) {
982
        report_progress(This, ulStatusCode, szStatusText);
983 984 985 986 987
    }else {
        on_progress_task_t *task;

        task = heap_alloc(sizeof(on_progress_task_t));

988 989
        task->status_code = ulStatusCode;
        task->status_text = heap_strdupW(szStatusText);
990 991 992

        push_task(This, &task->header, on_progress_proc);
    }
993 994

    return S_OK;
995 996
}

997
static HRESULT report_data(BindProtocol *This, DWORD bscf, ULONG progress, ULONG progress_max)
998
{
999 1000
    if(!This->protocol_sink)
        return S_OK;
1001

1002 1003 1004 1005
    if((This->pi & PI_MIMEVERIFICATION) && !This->reported_mime) {
        DWORD read = 0;
        LPWSTR mime;
        HRESULT hres;
1006

1007 1008 1009 1010 1011
        if(!This->buf) {
            This->buf = heap_alloc(BUFFER_SIZE);
            if(!This->buf)
                return E_OUTOFMEMORY;
        }
1012

1013 1014
        do {
            read = 0;
1015 1016 1017 1018
            hres = IInternetProtocol_Read(This->protocol, This->buf+This->buf_size,
                    BUFFER_SIZE-This->buf_size, &read);
            if(FAILED(hres) && hres != E_PENDING)
                return hres;
1019
            This->buf_size += read;
1020
        }while(This->buf_size < MIME_TEST_SIZE && hres == S_OK);
1021 1022

        if(This->buf_size < MIME_TEST_SIZE && hres != S_FALSE)
1023
            return S_OK;
1024

1025 1026
        hres = FindMimeFromData(NULL, This->url, This->buf, min(This->buf_size, MIME_TEST_SIZE),
                This->mime, 0, &mime, 0);
1027 1028 1029
        if(FAILED(hres))
            return hres;

1030
        mime_available(This, mime, TRUE);
1031
        CoTaskMemFree(mime);
1032 1033
    }

1034
    return IInternetProtocolSink_ReportData(This->protocol_sink, bscf, progress, progress_max);
1035 1036
}

1037 1038 1039 1040 1041 1042 1043 1044 1045 1046 1047
typedef struct {
    task_header_t header;
    DWORD bscf;
    ULONG progress;
    ULONG progress_max;
} report_data_task_t;

static void report_data_proc(BindProtocol *This, task_header_t *t)
{
    report_data_task_t *task = (report_data_task_t*)t;

1048
    report_data(This, task->bscf, task->progress, task->progress_max);
1049 1050 1051
    heap_free(task);
}

1052
static HRESULT WINAPI BPInternetProtocolSink_ReportData(IInternetProtocolSink *iface,
1053 1054 1055
        DWORD grfBSCF, ULONG ulProgress, ULONG ulProgressMax)
{
    BindProtocol *This = PROTSINK_THIS(iface);
1056 1057 1058

    TRACE("(%p)->(%d %u %u)\n", This, grfBSCF, ulProgress, ulProgressMax);

1059 1060 1061
    if(!This->protocol_sink)
        return S_OK;

1062 1063 1064 1065 1066 1067 1068 1069 1070 1071 1072 1073 1074 1075 1076
    if(!do_direct_notif(This)) {
        report_data_task_t *task;

        task = heap_alloc(sizeof(report_data_task_t));
        if(!task)
            return E_OUTOFMEMORY;

        task->bscf = grfBSCF;
        task->progress = ulProgress;
        task->progress_max = ulProgressMax;

        push_task(This, &task->header, report_data_proc);
        return S_OK;
    }

1077
    return report_data(This, grfBSCF, ulProgress, ulProgressMax);
1078 1079
}

1080 1081 1082 1083 1084 1085 1086 1087 1088 1089 1090 1091 1092 1093 1094 1095 1096 1097 1098
typedef struct {
    task_header_t header;

    HRESULT hres;
    DWORD err;
    LPWSTR str;
} report_result_task_t;

static void report_result_proc(BindProtocol *This, task_header_t *t)
{
    report_result_task_t *task = (report_result_task_t*)t;

    if(This->protocol_sink)
        IInternetProtocolSink_ReportResult(This->protocol_sink, task->hres, task->err, task->str);

    heap_free(task->str);
    heap_free(task);
}

1099
static HRESULT WINAPI BPInternetProtocolSink_ReportResult(IInternetProtocolSink *iface,
1100 1101 1102
        HRESULT hrResult, DWORD dwError, LPCWSTR szResult)
{
    BindProtocol *This = PROTSINK_THIS(iface);
1103 1104 1105

    TRACE("(%p)->(%08x %d %s)\n", This, hrResult, dwError, debugstr_w(szResult));

1106 1107 1108 1109 1110
    if(!This->protocol_sink)
        return E_FAIL;

    This->reported_result = TRUE;

1111 1112 1113 1114 1115 1116 1117 1118 1119 1120 1121 1122 1123 1124 1125
    if(!do_direct_notif(This)) {
        report_result_task_t *task;

        task = heap_alloc(sizeof(report_result_task_t));
        if(!task)
            return E_OUTOFMEMORY;

        task->hres = hrResult;
        task->err = dwError;
        task->str = heap_strdupW(szResult);

        push_task(This, &task->header, report_result_proc);
        return S_OK;
    }

1126
    return IInternetProtocolSink_ReportResult(This->protocol_sink, hrResult, dwError, szResult);
1127 1128 1129 1130 1131
}

#undef PROTSINK_THIS

static const IInternetProtocolSinkVtbl InternetProtocolSinkVtbl = {
1132 1133 1134 1135 1136 1137 1138
    BPInternetProtocolSink_QueryInterface,
    BPInternetProtocolSink_AddRef,
    BPInternetProtocolSink_Release,
    BPInternetProtocolSink_Switch,
    BPInternetProtocolSink_ReportProgress,
    BPInternetProtocolSink_ReportData,
    BPInternetProtocolSink_ReportResult
1139 1140
};

1141 1142 1143 1144 1145 1146 1147 1148 1149 1150 1151 1152 1153 1154 1155 1156 1157 1158 1159 1160 1161 1162 1163 1164 1165 1166 1167 1168 1169 1170 1171 1172 1173 1174 1175 1176 1177 1178 1179 1180 1181 1182 1183
#define SERVPROV_THIS(iface) DEFINE_THIS(BindProtocol, ServiceProvider, iface)

static HRESULT WINAPI BPServiceProvider_QueryInterface(IServiceProvider *iface,
        REFIID riid, void **ppv)
{
    BindProtocol *This = SERVPROV_THIS(iface);
    return IInternetProtocol_QueryInterface(PROTOCOL(This), riid, ppv);
}

static ULONG WINAPI BPServiceProvider_AddRef(IServiceProvider *iface)
{
    BindProtocol *This = SERVPROV_THIS(iface);
    return IInternetProtocol_AddRef(PROTOCOL(This));
}

static ULONG WINAPI BPServiceProvider_Release(IServiceProvider *iface)
{
    BindProtocol *This = SERVPROV_THIS(iface);
    return IInternetProtocol_Release(PROTOCOL(This));
}

static HRESULT WINAPI BPServiceProvider_QueryService(IServiceProvider *iface,
        REFGUID guidService, REFIID riid, void **ppv)
{
    BindProtocol *This = SERVPROV_THIS(iface);

    TRACE("(%p)->(%s %s %p)\n", This, debugstr_guid(guidService), debugstr_guid(riid), ppv);

    if(!This->service_provider)
        return E_NOINTERFACE;

    return IServiceProvider_QueryService(This->service_provider, guidService, riid, ppv);
}

#undef SERVPROV_THIS

static const IServiceProviderVtbl ServiceProviderVtbl = {
    BPServiceProvider_QueryInterface,
    BPServiceProvider_AddRef,
    BPServiceProvider_Release,
    BPServiceProvider_QueryService
};

1184
HRESULT create_binding_protocol(LPCWSTR url, BOOL from_urlmon, IInternetProtocol **protocol)
1185
{
1186
    BindProtocol *ret = heap_alloc_zero(sizeof(BindProtocol));
1187

1188 1189 1190 1191 1192
    ret->lpIInternetProtocolVtbl        = &BindProtocolVtbl;
    ret->lpInternetBindInfoVtbl         = &InternetBindInfoVtbl;
    ret->lpInternetPriorityVtbl         = &InternetPriorityVtbl;
    ret->lpServiceProviderVtbl          = &ServiceProviderVtbl;
    ret->lpIInternetProtocolSinkVtbl    = &InternetProtocolSinkVtbl;
1193
    ret->lpIInternetProtocolHandlerVtbl = &InternetProtocolHandlerVtbl;
1194

1195
    ret->ref = 1;
1196
    ret->from_urlmon = from_urlmon;
1197 1198
    ret->apartment_thread = GetCurrentThreadId();
    ret->notif_hwnd = get_notif_hwnd();
1199
    ret->protocol_handler = PROTOCOLHANDLER(ret);
1200
    InitializeCriticalSection(&ret->section);
1201

1202 1203
    URLMON_LockModule();

1204 1205 1206
    *protocol = PROTOCOL(ret);
    return S_OK;
}