Sweden-Number/dlls/urlmon/file.c

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/*
* Copyright 2005 Jacek Caban
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <stdarg.h>
#define COBJMACROS
#include "windef.h"
#include "winbase.h"
#include "winuser.h"
#include "ole2.h"
#include "urlmon.h"
#include "urlmon_main.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(urlmon);
typedef struct {
const IInternetProtocolVtbl *lpInternetProtocolVtbl;
HANDLE file;
LONG ref;
} FileProtocol;
#define PROTOCOL_THIS(iface) DEFINE_THIS(FileProtocol, InternetProtocol, iface)
#define PROTOCOL(x) ((IInternetProtocol*) &(x)->lpInternetProtocolVtbl)
static HRESULT WINAPI FileProtocol_QueryInterface(IInternetProtocol *iface, REFIID riid, void **ppv)
{
FileProtocol *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);
}
if(*ppv) {
IInternetProtocol_AddRef(iface);
return S_OK;
}
WARN("not supported interface %s\n", debugstr_guid(riid));
return E_NOINTERFACE;
}
static ULONG WINAPI FileProtocol_AddRef(IInternetProtocol *iface)
{
FileProtocol *This = PROTOCOL_THIS(iface);
LONG ref = InterlockedIncrement(&This->ref);
TRACE("(%p) ref=%ld\n", This, ref);
return ref;
}
static ULONG WINAPI FileProtocol_Release(IInternetProtocol *iface)
{
FileProtocol *This = PROTOCOL_THIS(iface);
LONG ref = InterlockedDecrement(&This->ref);
TRACE("(%p) ref=%ld\n", This, ref);
if(!ref) {
if(This->file)
CloseHandle(This->file);
HeapFree(GetProcessHeap(), 0, This);
URLMON_UnlockModule();
}
return ref;
}
static HRESULT WINAPI FileProtocol_Start(IInternetProtocol *iface, LPCWSTR szUrl,
IInternetProtocolSink *pOIProtSink, IInternetBindInfo *pOIBindInfo,
DWORD grfPI, DWORD dwReserved)
{
FileProtocol *This = PROTOCOL_THIS(iface);
BINDINFO bindinfo;
DWORD grfBINDF = 0;
LARGE_INTEGER size;
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DWORD len;
LPWSTR url, mime = NULL;
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HRESULT hres;
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static const WCHAR wszFile[] = {'f','i','l','e',':'};
TRACE("(%p)->(%s %p %p %08lx %ld)\n", This, debugstr_w(szUrl), pOIProtSink,
pOIBindInfo, grfPI, dwReserved);
memset(&bindinfo, 0, sizeof(bindinfo));
bindinfo.cbSize = sizeof(BINDINFO);
IInternetBindInfo_GetBindInfo(pOIBindInfo, &grfBINDF, &bindinfo);
if(lstrlenW(szUrl) < sizeof(wszFile)/sizeof(WCHAR)
|| memcmp(szUrl, wszFile, sizeof(wszFile)))
return MK_E_SYNTAX;
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len = lstrlenW(szUrl)+16;
url = HeapAlloc(GetProcessHeap(), 0, len*sizeof(WCHAR));
hres = CoInternetParseUrl(szUrl, PARSE_ENCODE, 0, url, len, &len, 0);
if(FAILED(hres)) {
HeapFree(GetProcessHeap(), 0, url);
return hres;
}
hres = FindMimeFromData(NULL, url, NULL, 0, NULL, 0, &mime, 0);
if(SUCCEEDED(hres))
IInternetProtocolSink_ReportProgress(pOIProtSink, BINDSTATUS_DIRECTBIND, mime);
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if(!This->file) {
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This->file = CreateFileW(url+sizeof(wszFile)/sizeof(WCHAR), GENERIC_READ, FILE_SHARE_READ,
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NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
if(This->file == INVALID_HANDLE_VALUE) {
This->file = NULL;
IInternetProtocolSink_ReportResult(pOIProtSink, INET_E_RESOURCE_NOT_FOUND,
GetLastError(), NULL);
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HeapFree(GetProcessHeap(), 0, url);
CoTaskMemFree(mime);
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return INET_E_RESOURCE_NOT_FOUND;
}
IInternetProtocolSink_ReportProgress(pOIProtSink, BINDSTATUS_CACHEFILENAMEAVAILABLE,
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url+sizeof(wszFile)/sizeof(WCHAR));
if(mime)
IInternetProtocolSink_ReportProgress(pOIProtSink, BINDSTATUS_MIMETYPEAVAILABLE, mime);
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IInternetProtocolSink_ReportResult(pOIProtSink, S_OK, 0, NULL);
}
CoTaskMemFree(mime);
HeapFree(GetProcessHeap(), 0, url);
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if(GetFileSizeEx(This->file, &size))
IInternetProtocolSink_ReportData(pOIProtSink,
BSCF_FIRSTDATANOTIFICATION|BSCF_LASTDATANOTIFICATION,
size.u.LowPart, size.u.LowPart);
return S_OK;
}
static HRESULT WINAPI FileProtocol_Continue(IInternetProtocol *iface, PROTOCOLDATA *pProtocolData)
{
FileProtocol *This = PROTOCOL_THIS(iface);
FIXME("(%p)->(%p)\n", This, pProtocolData);
return E_NOTIMPL;
}
static HRESULT WINAPI FileProtocol_Abort(IInternetProtocol *iface, HRESULT hrReason,
DWORD dwOptions)
{
FileProtocol *This = PROTOCOL_THIS(iface);
FIXME("(%p)->(%08lx %08lx)\n", This, hrReason, dwOptions);
return E_NOTIMPL;
}
static HRESULT WINAPI FileProtocol_Terminate(IInternetProtocol *iface, DWORD dwOptions)
{
FileProtocol *This = PROTOCOL_THIS(iface);
TRACE("(%p)->(%08lx)\n", This, dwOptions);
return S_OK;
}
static HRESULT WINAPI FileProtocol_Suspend(IInternetProtocol *iface)
{
FileProtocol *This = PROTOCOL_THIS(iface);
FIXME("(%p)\n", This);
return E_NOTIMPL;
}
static HRESULT WINAPI FileProtocol_Resume(IInternetProtocol *iface)
{
FileProtocol *This = PROTOCOL_THIS(iface);
FIXME("(%p)\n", This);
return E_NOTIMPL;
}
static HRESULT WINAPI FileProtocol_Read(IInternetProtocol *iface, void *pv,
ULONG cb, ULONG *pcbRead)
{
FileProtocol *This = PROTOCOL_THIS(iface);
DWORD read = 0;
TRACE("(%p)->(%p %lu %p)\n", This, pv, cb, pcbRead);
if(!This->file)
return INET_E_DATA_NOT_AVAILABLE;
ReadFile(This->file, pv, cb, &read, NULL);
if(pcbRead)
*pcbRead = read;
return cb == read ? S_OK : S_FALSE;
}
static HRESULT WINAPI FileProtocol_Seek(IInternetProtocol *iface, LARGE_INTEGER dlibMove,
DWORD dwOrgin, ULARGE_INTEGER *plibNewPosition)
{
FileProtocol *This = PROTOCOL_THIS(iface);
FIXME("(%p)->(%ld %ld %p)\n", This, dlibMove.u.LowPart, dwOrgin, plibNewPosition);
return E_NOTIMPL;
}
static HRESULT WINAPI FileProtocol_LockRequest(IInternetProtocol *iface, DWORD dwOptions)
{
FileProtocol *This = PROTOCOL_THIS(iface);
TRACE("(%p)->(%08lx)\n", This, dwOptions);
return S_OK;
}
static HRESULT WINAPI FileProtocol_UnlockRequest(IInternetProtocol *iface)
{
FileProtocol *This = PROTOCOL_THIS(iface);
TRACE("(%p)\n", This);
return S_OK;
}
#undef PROTOCOL_THIS
static const IInternetProtocolVtbl FileProtocolVtbl = {
FileProtocol_QueryInterface,
FileProtocol_AddRef,
FileProtocol_Release,
FileProtocol_Start,
FileProtocol_Continue,
FileProtocol_Abort,
FileProtocol_Terminate,
FileProtocol_Suspend,
FileProtocol_Resume,
FileProtocol_Read,
FileProtocol_Seek,
FileProtocol_LockRequest,
FileProtocol_UnlockRequest
};
HRESULT FileProtocol_Construct(IUnknown *pUnkOuter, LPVOID *ppobj)
{
FileProtocol *ret;
TRACE("(%p %p)\n", pUnkOuter, ppobj);
URLMON_LockModule();
ret = HeapAlloc(GetProcessHeap(), 0, sizeof(FileProtocol));
ret->lpInternetProtocolVtbl = &FileProtocolVtbl;
ret->file = NULL;
ret->ref = 1;
*ppobj = PROTOCOL(ret);
return S_OK;
}