git.oblomov.eu Git - wine/blob - dlls/urlmon/file.c

   1 /*
   2  * Copyright 2005 Jacek Caban
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  17  */
  18
  19 #include <stdarg.h>
  20
  21 #define COBJMACROS
  22
  23 #include "windef.h"
  24 #include "winbase.h"
  25 #include "winuser.h"
  26 #include "ole2.h"
  27 #include "urlmon.h"
  28 #include "urlmon_main.h"
  29
  30 #include "wine/debug.h"
  31
  32 WINE_DEFAULT_DEBUG_CHANNEL(urlmon);
  33
  34 typedef struct {
  35     const IInternetProtocolVtbl  *lpInternetProtocolVtbl;
  36     const IInternetPriorityVtbl  *lpInternetPriorityVtbl;
  37
  38     HANDLE file;
  39     LONG priority;
  40
  41     LONG ref;
  42 } FileProtocol;
  43
  44 #define PROTOCOL(x)  ((IInternetProtocol*)  &(x)->lpInternetProtocolVtbl)
  45 #define PRIORITY(x)  ((IInternetPriority*)  &(x)->lpInternetPriorityVtbl)
  46
  47 #define PROTOCOL_THIS(iface) DEFINE_THIS(FileProtocol, InternetProtocol, iface)
  48
  49 static HRESULT WINAPI FileProtocol_QueryInterface(IInternetProtocol *iface, REFIID riid, void **ppv)
  50 {
  51     FileProtocol *This = PROTOCOL_THIS(iface);
  52
  53     *ppv = NULL;
  54     if(IsEqualGUID(&IID_IUnknown, riid)) {
  55         TRACE("(%p)->(IID_IUnknown %p)\n", This, ppv);
  56         *ppv = PROTOCOL(This);
  57     }else if(IsEqualGUID(&IID_IInternetProtocolRoot, riid)) {
  58         TRACE("(%p)->(IID_IInternetProtocolRoot %p)\n", This, ppv);
  59         *ppv = PROTOCOL(This);
  60     }else if(IsEqualGUID(&IID_IInternetProtocol, riid)) {
  61         TRACE("(%p)->(IID_IInternetProtocol %p)\n", This, ppv);
  62         *ppv = PROTOCOL(This);
  63     }else if(IsEqualGUID(&IID_IInternetPriority, riid)) {
  64         TRACE("(%p)->(IID_IInternetPriority %p)\n", This, ppv);
  65         *ppv = PRIORITY(This);
  66     }
  67
  68     if(*ppv) {
  69         IInternetProtocol_AddRef(iface);
  70         return S_OK;
  71     }
  72
  73     WARN("not supported interface %s\n", debugstr_guid(riid));
  74     return E_NOINTERFACE;
  75 }
  76
  77 static ULONG WINAPI FileProtocol_AddRef(IInternetProtocol *iface)
  78 {
  79     FileProtocol *This = PROTOCOL_THIS(iface);
  80     LONG ref = InterlockedIncrement(&This->ref);
  81     TRACE("(%p) ref=%ld\n", This, ref);
  82     return ref;
  83 }
  84
  85 static ULONG WINAPI FileProtocol_Release(IInternetProtocol *iface)
  86 {
  87     FileProtocol *This = PROTOCOL_THIS(iface);
  88     LONG ref = InterlockedDecrement(&This->ref);
  89
  90     TRACE("(%p) ref=%ld\n", This, ref);
  91
  92     if(!ref) {
  93         if(This->file)
  94             CloseHandle(This->file);
  95         HeapFree(GetProcessHeap(), 0, This);
  96
  97         URLMON_UnlockModule();
  98     }
  99
 100     return ref;
 101 }
 102
 103 static HRESULT WINAPI FileProtocol_Start(IInternetProtocol *iface, LPCWSTR szUrl,
 104         IInternetProtocolSink *pOIProtSink, IInternetBindInfo *pOIBindInfo,
 105         DWORD grfPI, DWORD dwReserved)
 106 {
 107     FileProtocol *This = PROTOCOL_THIS(iface);
 108     BINDINFO bindinfo;
 109     DWORD grfBINDF = 0;
 110     LARGE_INTEGER size;
 111     DWORD len;
 112     LPWSTR url, mime = NULL;
 113     WCHAR null_char = 0;
 114     HRESULT hres;
 115
 116     static const WCHAR wszFile[]  = {'f','i','l','e',':'};
 117
 118     TRACE("(%p)->(%s %p %p %08lx %ld)\n", This, debugstr_w(szUrl), pOIProtSink,
 119             pOIBindInfo, grfPI, dwReserved);
 120
 121     memset(&bindinfo, 0, sizeof(bindinfo));
 122     bindinfo.cbSize = sizeof(BINDINFO);
 123     IInternetBindInfo_GetBindInfo(pOIBindInfo, &grfBINDF, &bindinfo);
 124
 125     if(lstrlenW(szUrl) < sizeof(wszFile)/sizeof(WCHAR)
 126             || memcmp(szUrl, wszFile, sizeof(wszFile)))
 127         return MK_E_SYNTAX;
 128
 129     len = lstrlenW(szUrl)+16;
 130     url = HeapAlloc(GetProcessHeap(), 0, len*sizeof(WCHAR));
 131     hres = CoInternetParseUrl(szUrl, PARSE_ENCODE, 0, url, len, &len, 0);
 132     if(FAILED(hres)) {
 133         HeapFree(GetProcessHeap(), 0, url);
 134         return hres;
 135     }
 136
 137     hres = FindMimeFromData(NULL, url, NULL, 0, NULL, 0, &mime, 0);
 138     if(SUCCEEDED(hres))
 139         IInternetProtocolSink_ReportProgress(pOIProtSink, BINDSTATUS_DIRECTBIND, mime);
 140
 141     if(!This->file) {
 142         IInternetProtocolSink_ReportProgress(pOIProtSink, BINDSTATUS_SENDINGREQUEST, &null_char);
 143
 144         This->file = CreateFileW(url+sizeof(wszFile)/sizeof(WCHAR), GENERIC_READ, FILE_SHARE_READ,
 145                 NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
 146
 147         if(This->file == INVALID_HANDLE_VALUE) {
 148             This->file = NULL;
 149             IInternetProtocolSink_ReportResult(pOIProtSink, INET_E_RESOURCE_NOT_FOUND,
 150                     GetLastError(), NULL);
 151             HeapFree(GetProcessHeap(), 0, url);
 152             CoTaskMemFree(mime);
 153             return INET_E_RESOURCE_NOT_FOUND;
 154         }
 155
 156         IInternetProtocolSink_ReportProgress(pOIProtSink, BINDSTATUS_CACHEFILENAMEAVAILABLE,
 157                 url+sizeof(wszFile)/sizeof(WCHAR));
 158         if(mime)
 159             IInternetProtocolSink_ReportProgress(pOIProtSink, BINDSTATUS_MIMETYPEAVAILABLE, mime);
 160         IInternetProtocolSink_ReportResult(pOIProtSink, S_OK, 0, NULL);
 161     }
 162
 163     CoTaskMemFree(mime);
 164     HeapFree(GetProcessHeap(), 0, url);
 165
 166     if(GetFileSizeEx(This->file, &size))
 167         IInternetProtocolSink_ReportData(pOIProtSink,
 168                 BSCF_FIRSTDATANOTIFICATION|BSCF_LASTDATANOTIFICATION,
 169                 size.u.LowPart, size.u.LowPart);
 170
 171     return S_OK;
 172 }
 173
 174 static HRESULT WINAPI FileProtocol_Continue(IInternetProtocol *iface, PROTOCOLDATA *pProtocolData)
 175 {
 176     FileProtocol *This = PROTOCOL_THIS(iface);
 177     FIXME("(%p)->(%p)\n", This, pProtocolData);
 178     return E_NOTIMPL;
 179 }
 180
 181 static HRESULT WINAPI FileProtocol_Abort(IInternetProtocol *iface, HRESULT hrReason,
 182         DWORD dwOptions)
 183 {
 184     FileProtocol *This = PROTOCOL_THIS(iface);
 185     FIXME("(%p)->(%08lx %08lx)\n", This, hrReason, dwOptions);
 186     return E_NOTIMPL;
 187 }
 188
 189 static HRESULT WINAPI FileProtocol_Terminate(IInternetProtocol *iface, DWORD dwOptions)
 190 {
 191     FileProtocol *This = PROTOCOL_THIS(iface);
 192
 193     TRACE("(%p)->(%08lx)\n", This, dwOptions);
 194
 195     return S_OK;
 196 }
 197
 198 static HRESULT WINAPI FileProtocol_Suspend(IInternetProtocol *iface)
 199 {
 200     FileProtocol *This = PROTOCOL_THIS(iface);
 201     FIXME("(%p)\n", This);
 202     return E_NOTIMPL;
 203 }
 204
 205 static HRESULT WINAPI FileProtocol_Resume(IInternetProtocol *iface)
 206 {
 207     FileProtocol *This = PROTOCOL_THIS(iface);
 208     FIXME("(%p)\n", This);
 209     return E_NOTIMPL;
 210 }
 211
 212 static HRESULT WINAPI FileProtocol_Read(IInternetProtocol *iface, void *pv,
 213         ULONG cb, ULONG *pcbRead)
 214 {
 215     FileProtocol *This = PROTOCOL_THIS(iface);
 216     DWORD read = 0;
 217
 218     TRACE("(%p)->(%p %lu %p)\n", This, pv, cb, pcbRead);
 219
 220     if(!This->file)
 221         return INET_E_DATA_NOT_AVAILABLE;
 222
 223     ReadFile(This->file, pv, cb, &read, NULL);
 224
 225     if(pcbRead)
 226         *pcbRead = read;
 227
 228     return cb == read ? S_OK : S_FALSE;
 229 }
 230
 231 static HRESULT WINAPI FileProtocol_Seek(IInternetProtocol *iface, LARGE_INTEGER dlibMove,
 232         DWORD dwOrgin, ULARGE_INTEGER *plibNewPosition)
 233 {
 234     FileProtocol *This = PROTOCOL_THIS(iface);
 235     FIXME("(%p)->(%ld %ld %p)\n", This, dlibMove.u.LowPart, dwOrgin, plibNewPosition);
 236     return E_NOTIMPL;
 237 }
 238
 239 static HRESULT WINAPI FileProtocol_LockRequest(IInternetProtocol *iface, DWORD dwOptions)
 240 {
 241     FileProtocol *This = PROTOCOL_THIS(iface);
 242
 243     TRACE("(%p)->(%08lx)\n", This, dwOptions);
 244
 245     return S_OK;
 246 }
 247
 248 static HRESULT WINAPI FileProtocol_UnlockRequest(IInternetProtocol *iface)
 249 {
 250     FileProtocol *This = PROTOCOL_THIS(iface);
 251
 252     TRACE("(%p)\n", This);
 253
 254     return S_OK;
 255 }
 256
 257 #undef PROTOCOL_THIS
 258
 259 static const IInternetProtocolVtbl FileProtocolVtbl = {
 260     FileProtocol_QueryInterface,
 261     FileProtocol_AddRef,
 262     FileProtocol_Release,
 263     FileProtocol_Start,
 264     FileProtocol_Continue,
 265     FileProtocol_Abort,
 266     FileProtocol_Terminate,
 267     FileProtocol_Suspend,
 268     FileProtocol_Resume,
 269     FileProtocol_Read,
 270     FileProtocol_Seek,
 271     FileProtocol_LockRequest,
 272     FileProtocol_UnlockRequest
 273 };
 274
 275 #define PRIORITY_THIS(iface) DEFINE_THIS(FileProtocol, InternetPriority, iface)
 276
 277 static HRESULT WINAPI FilePriority_QueryInterface(IInternetPriority *iface,
 278                                                   REFIID riid, void **ppv)
 279 {
 280     FileProtocol *This = PRIORITY_THIS(iface);
 281     return IInternetProtocol_QueryInterface(PROTOCOL(This), riid, ppv);
 282 }
 283
 284 static ULONG WINAPI FilePriority_AddRef(IInternetPriority *iface)
 285 {
 286     FileProtocol *This = PRIORITY_THIS(iface);
 287     return IInternetProtocol_AddRef(PROTOCOL(This));
 288 }
 289
 290 static ULONG WINAPI FilePriority_Release(IInternetPriority *iface)
 291 {
 292     FileProtocol *This = PRIORITY_THIS(iface);
 293     return IInternetProtocol_Release(PROTOCOL(This));
 294 }
 295
 296 static HRESULT WINAPI FilePriority_SetPriority(IInternetPriority *iface, LONG nPriority)
 297 {
 298     FileProtocol *This = PRIORITY_THIS(iface);
 299
 300     TRACE("(%p)->(%ld)\n", This, nPriority);
 301
 302     This->priority = nPriority;
 303     return S_OK;
 304 }
 305
 306 static HRESULT WINAPI FilePriority_GetPriority(IInternetPriority *iface, LONG *pnPriority)
 307 {
 308     FileProtocol *This = PRIORITY_THIS(iface);
 309
 310     TRACE("(%p)->(%p)\n", This, pnPriority);
 311
 312     *pnPriority = This->priority;
 313     return S_OK;
 314 }
 315
 316 #undef PRIORITY_THIS
 317
 318 static const IInternetPriorityVtbl FilePriorityVtbl = {
 319     FilePriority_QueryInterface,
 320     FilePriority_AddRef,
 321     FilePriority_Release,
 322     FilePriority_SetPriority,
 323     FilePriority_GetPriority
 324 };
 325
 326 HRESULT FileProtocol_Construct(IUnknown *pUnkOuter, LPVOID *ppobj)
 327 {
 328     FileProtocol *ret;
 329
 330     TRACE("(%p %p)\n", pUnkOuter, ppobj);
 331
 332     URLMON_LockModule();
 333
 334     ret = HeapAlloc(GetProcessHeap(), 0, sizeof(FileProtocol));
 335
 336     ret->lpInternetProtocolVtbl = &FileProtocolVtbl;
 337     ret->lpInternetPriorityVtbl = &FilePriorityVtbl;
 338     ret->file = NULL;
 339     ret->priority = 0;
 340     ret->ref = 1;
 341
 342     *ppobj = PROTOCOL(ret);
 343
 344     return S_OK;
 345 }