dlls/itss/protocol.c

   1 /*
   2  * Copyright 2006-2007 Jacek Caban for CodeWeavers
   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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, 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 "winreg.h"
  27 #include "ole2.h"
  28 #include "urlmon.h"
  29 #include "shlwapi.h"
  30 #include "itsstor.h"
  31 #include "chm_lib.h"
  32
  33 #include "wine/debug.h"
  34 #include "wine/unicode.h"
  35
  36 WINE_DEFAULT_DEBUG_CHANNEL(itss);
  37
  38 typedef struct {
  39     const IInternetProtocolVtbl     *lpInternetProtocolVtbl;
  40     const IInternetProtocolInfoVtbl *lpInternetProtocolInfoVtbl;
  41
  42     LONG ref;
  43
  44     ULONG offset;
  45     struct chmFile *chm_file;
  46     struct chmUnitInfo chm_object;
  47 } ITSProtocol;
  48
  49 #define PROTOCOL(x)  ((IInternetProtocol*)  &(x)->lpInternetProtocolVtbl)
  50 #define PROTINFO(x)  ((IInternetProtocolInfo*) &(x)->lpInternetProtocolInfoVtbl)
  51
  52 static void release_chm(ITSProtocol *This)
  53 {
  54     if(This->chm_file) {
  55         chm_close(This->chm_file);
  56         This->chm_file = NULL;
  57     }
  58     This->offset = 0;
  59 }
  60
  61 #define PROTOCOL_THIS(iface) DEFINE_THIS(ITSProtocol, InternetProtocol, iface)
  62
  63 static HRESULT WINAPI ITSProtocol_QueryInterface(IInternetProtocol *iface, REFIID riid, void **ppv)
  64 {
  65     ITSProtocol *This = PROTOCOL_THIS(iface);
  66
  67     *ppv = NULL;
  68     if(IsEqualGUID(&IID_IUnknown, riid)) {
  69         TRACE("(%p)->(IID_IUnknown %p)\n", This, ppv);
  70         *ppv = PROTOCOL(This);
  71     }else if(IsEqualGUID(&IID_IInternetProtocolRoot, riid)) {
  72         TRACE("(%p)->(IID_IInternetProtocolRoot %p)\n", This, ppv);
  73         *ppv = PROTOCOL(This);
  74     }else if(IsEqualGUID(&IID_IInternetProtocol, riid)) {
  75         TRACE("(%p)->(IID_IInternetProtocol %p)\n", This, ppv);
  76         *ppv = PROTOCOL(This);
  77     }else if(IsEqualGUID(&IID_IInternetProtocolInfo, riid)) {
  78         TRACE("(%p)->(IID_IInternetProtocolInfo %p)\n", This, ppv);
  79         *ppv = PROTINFO(This);
  80     }
  81
  82     if(*ppv) {
  83         IInternetProtocol_AddRef(iface);
  84         return S_OK;
  85     }
  86
  87     WARN("not supported interface %s\n", debugstr_guid(riid));
  88     return E_NOINTERFACE;
  89 }
  90
  91 static ULONG WINAPI ITSProtocol_AddRef(IInternetProtocol *iface)
  92 {
  93     ITSProtocol *This = PROTOCOL_THIS(iface);
  94     LONG ref = InterlockedIncrement(&This->ref);
  95     TRACE("(%p) ref=%d\n", This, ref);
  96     return ref;
  97 }
  98
  99 static ULONG WINAPI ITSProtocol_Release(IInternetProtocol *iface)
 100 {
 101     ITSProtocol *This = PROTOCOL_THIS(iface);
 102     LONG ref = InterlockedDecrement(&This->ref);
 103
 104     TRACE("(%p) ref=%d\n", This, ref);
 105
 106     if(!ref) {
 107         release_chm(This);
 108         HeapFree(GetProcessHeap(), 0, This);
 109
 110         ITSS_UnlockModule();
 111     }
 112
 113     return ref;
 114 }
 115
 116 static LPCWSTR skip_schema(LPCWSTR url)
 117 {
 118     static const WCHAR its_schema[] = {'i','t','s',':'};
 119     static const WCHAR msits_schema[] = {'m','s','-','i','t','s',':'};
 120     static const WCHAR mk_schema[] = {'m','k',':','@','M','S','I','T','S','t','o','r','e',':'};
 121
 122     if(!strncmpiW(its_schema, url, sizeof(its_schema)/sizeof(WCHAR)))
 123         return url+sizeof(its_schema)/sizeof(WCHAR);
 124     if(!strncmpiW(msits_schema, url, sizeof(msits_schema)/sizeof(WCHAR)))
 125         return url+sizeof(msits_schema)/sizeof(WCHAR);
 126     if(!strncmpiW(mk_schema, url, sizeof(mk_schema)/sizeof(WCHAR)))
 127         return url+sizeof(mk_schema)/sizeof(WCHAR);
 128
 129     return NULL;
 130 }
 131
 132 static HRESULT report_result(IInternetProtocolSink *sink, HRESULT hres)
 133 {
 134     IInternetProtocolSink_ReportResult(sink, hres, 0, NULL);
 135     return hres;
 136 }
 137
 138 static HRESULT WINAPI ITSProtocol_Start(IInternetProtocol *iface, LPCWSTR szUrl,
 139         IInternetProtocolSink *pOIProtSink, IInternetBindInfo *pOIBindInfo,
 140         DWORD grfPI, DWORD dwReserved)
 141 {
 142     ITSProtocol *This = PROTOCOL_THIS(iface);
 143     BINDINFO bindinfo;
 144     DWORD bindf = 0, len;
 145     LPWSTR file_name, mime, object_name, p;
 146     LPCWSTR ptr;
 147     struct chmFile *chm_file;
 148     struct chmUnitInfo chm_object;
 149     int res;
 150     HRESULT hres;
 151
 152     static const WCHAR separator[] = {':',':',0};
 153
 154     TRACE("(%p)->(%s %p %p %08x %d)\n", This, debugstr_w(szUrl), pOIProtSink,
 155             pOIBindInfo, grfPI, dwReserved);
 156
 157     ptr = skip_schema(szUrl);
 158     if(!ptr)
 159         return INET_E_USE_DEFAULT_PROTOCOLHANDLER;
 160
 161     memset(&bindinfo, 0, sizeof(bindinfo));
 162     bindinfo.cbSize = sizeof(BINDINFO);
 163     hres = IInternetBindInfo_GetBindInfo(pOIBindInfo, &bindf, &bindinfo);
 164     if(FAILED(hres)) {
 165         WARN("GetBindInfo failed: %08x\n", hres);
 166         return hres;
 167     }
 168
 169     ReleaseBindInfo(&bindinfo);
 170
 171     len = strlenW(ptr)+3;
 172     file_name = HeapAlloc(GetProcessHeap(), 0, len*sizeof(WCHAR));
 173     memcpy(file_name, ptr, len*sizeof(WCHAR));
 174     hres = UrlUnescapeW(file_name, NULL, &len, URL_UNESCAPE_INPLACE);
 175     if(FAILED(hres)) {
 176         WARN("UrlUnescape failed: %08x\n", hres);
 177         HeapFree(GetProcessHeap(), 0, file_name);
 178         return hres;
 179     }
 180
 181     p = strstrW(file_name, separator);
 182     if(!p) {
 183         WARN("invalid url\n");
 184         HeapFree(GetProcessHeap(), 0, file_name);
 185         return report_result(pOIProtSink, STG_E_FILENOTFOUND);
 186     }
 187
 188     *p = 0;
 189     chm_file = chm_openW(file_name);
 190     if(!chm_file) {
 191         WARN("Could not open chm file\n");
 192         HeapFree(GetProcessHeap(), 0, file_name);
 193         return report_result(pOIProtSink, STG_E_FILENOTFOUND);
 194     }
 195
 196     object_name = p+2;
 197     len = strlenW(object_name);
 198
 199     if(*object_name != '/' && *object_name != '\\') {
 200         memmove(object_name+1, object_name, (len+1)*sizeof(WCHAR));
 201         *object_name = '/';
 202         len++;
 203     }
 204
 205     if(object_name[len-1] == '/')
 206         object_name[--len] = 0;
 207
 208     for(p=object_name; *p; p++) {
 209         if(*p == '\\')
 210             *p = '/';
 211     }
 212
 213     TRACE("Resolving %s\n", debugstr_w(object_name));
 214
 215     memset(&chm_object, 0, sizeof(chm_object));
 216     res = chm_resolve_object(chm_file, object_name, &chm_object);
 217     if(res != CHM_RESOLVE_SUCCESS) {
 218         WARN("Could not resolve chm object\n");
 219         HeapFree(GetProcessHeap(), 0, file_name);
 220         chm_close(chm_file);
 221         return report_result(pOIProtSink, STG_E_FILENOTFOUND);
 222     }
 223
 224     IInternetProtocolSink_ReportProgress(pOIProtSink, BINDSTATUS_SENDINGREQUEST,
 225                                          strrchrW(object_name, '/')+1);
 226
 227     /* FIXME: Native doesn't use FindMimeFromData */
 228     hres = FindMimeFromData(NULL, object_name, NULL, 0, NULL, 0, &mime, 0);
 229     HeapFree(GetProcessHeap(), 0, file_name);
 230     if(SUCCEEDED(hres)) {
 231         IInternetProtocolSink_ReportProgress(pOIProtSink, BINDSTATUS_MIMETYPEAVAILABLE, mime);
 232         CoTaskMemFree(mime);
 233     }
 234
 235     release_chm(This); /* Native leaks handle here */
 236     This->chm_file = chm_file;
 237     This->chm_object = chm_object;
 238
 239     hres = IInternetProtocolSink_ReportData(pOIProtSink,
 240             BSCF_FIRSTDATANOTIFICATION|BSCF_DATAFULLYAVAILABLE,
 241             chm_object.length, chm_object.length);
 242     if(FAILED(hres)) {
 243         WARN("ReportData failed: %08x\n", hres);
 244         release_chm(This);
 245         return report_result(pOIProtSink, hres);
 246     }
 247
 248     hres = IInternetProtocolSink_ReportProgress(pOIProtSink, BINDSTATUS_BEGINDOWNLOADDATA, NULL);
 249
 250     return report_result(pOIProtSink, hres);
 251 }
 252
 253 static HRESULT WINAPI ITSProtocol_Continue(IInternetProtocol *iface, PROTOCOLDATA *pProtocolData)
 254 {
 255     ITSProtocol *This = PROTOCOL_THIS(iface);
 256     FIXME("(%p)->(%p)\n", This, pProtocolData);
 257     return E_NOTIMPL;
 258 }
 259
 260 static HRESULT WINAPI ITSProtocol_Abort(IInternetProtocol *iface, HRESULT hrReason,
 261         DWORD dwOptions)
 262 {
 263     ITSProtocol *This = PROTOCOL_THIS(iface);
 264     FIXME("(%p)->(%08x %08x)\n", This, hrReason, dwOptions);
 265     return E_NOTIMPL;
 266 }
 267
 268 static HRESULT WINAPI ITSProtocol_Terminate(IInternetProtocol *iface, DWORD dwOptions)
 269 {
 270     ITSProtocol *This = PROTOCOL_THIS(iface);
 271
 272     TRACE("(%p)->(%08x)\n", This, dwOptions);
 273
 274     return S_OK;
 275 }
 276
 277 static HRESULT WINAPI ITSProtocol_Suspend(IInternetProtocol *iface)
 278 {
 279     ITSProtocol *This = PROTOCOL_THIS(iface);
 280     FIXME("(%p)\n", This);
 281     return E_NOTIMPL;
 282 }
 283
 284 static HRESULT WINAPI ITSProtocol_Resume(IInternetProtocol *iface)
 285 {
 286     ITSProtocol *This = PROTOCOL_THIS(iface);
 287     FIXME("(%p)\n", This);
 288     return E_NOTIMPL;
 289 }
 290
 291 static HRESULT WINAPI ITSProtocol_Read(IInternetProtocol *iface, void *pv,
 292         ULONG cb, ULONG *pcbRead)
 293 {
 294     ITSProtocol *This = PROTOCOL_THIS(iface);
 295
 296     TRACE("(%p)->(%p %u %p)\n", This, pv, cb, pcbRead);
 297
 298     if(!This->chm_file)
 299         return INET_E_DATA_NOT_AVAILABLE;
 300
 301     *pcbRead = chm_retrieve_object(This->chm_file, &This->chm_object, pv, This->offset, cb);
 302     This->offset += *pcbRead;
 303
 304     return *pcbRead ? S_OK : S_FALSE;
 305 }
 306
 307 static HRESULT WINAPI ITSProtocol_Seek(IInternetProtocol *iface, LARGE_INTEGER dlibMove,
 308         DWORD dwOrigin, ULARGE_INTEGER *plibNewPosition)
 309 {
 310     ITSProtocol *This = PROTOCOL_THIS(iface);
 311     FIXME("(%p)->(%d %d %p)\n", This, dlibMove.u.LowPart, dwOrigin, plibNewPosition);
 312     return E_NOTIMPL;
 313 }
 314
 315 static HRESULT WINAPI ITSProtocol_LockRequest(IInternetProtocol *iface, DWORD dwOptions)
 316 {
 317     ITSProtocol *This = PROTOCOL_THIS(iface);
 318
 319     TRACE("(%p)->(%08x)\n", This, dwOptions);
 320
 321     return S_OK;
 322 }
 323
 324 static HRESULT WINAPI ITSProtocol_UnlockRequest(IInternetProtocol *iface)
 325 {
 326     ITSProtocol *This = PROTOCOL_THIS(iface);
 327
 328     TRACE("(%p)\n", This);
 329
 330     return S_OK;
 331 }
 332
 333 #undef PROTOCOL_THIS
 334
 335 static const IInternetProtocolVtbl ITSProtocolVtbl = {
 336     ITSProtocol_QueryInterface,
 337     ITSProtocol_AddRef,
 338     ITSProtocol_Release,
 339     ITSProtocol_Start,
 340     ITSProtocol_Continue,
 341     ITSProtocol_Abort,
 342     ITSProtocol_Terminate,
 343     ITSProtocol_Suspend,
 344     ITSProtocol_Resume,
 345     ITSProtocol_Read,
 346     ITSProtocol_Seek,
 347     ITSProtocol_LockRequest,
 348     ITSProtocol_UnlockRequest
 349 };
 350
 351 #define PROTINFO_THIS(iface) DEFINE_THIS(ITSProtocol, InternetProtocolInfo, iface)
 352
 353 static HRESULT WINAPI ITSProtocolInfo_QueryInterface(IInternetProtocolInfo *iface,
 354                                               REFIID riid, void **ppv)
 355 {
 356     ITSProtocol *This = PROTINFO_THIS(iface);
 357     return IInternetProtocol_QueryInterface(PROTOCOL(This), riid, ppv);
 358 }
 359
 360 static ULONG WINAPI ITSProtocolInfo_AddRef(IInternetProtocolInfo *iface)
 361 {
 362     ITSProtocol *This = PROTINFO_THIS(iface);
 363     return IInternetProtocol_AddRef(PROTOCOL(This));
 364 }
 365
 366 static ULONG WINAPI ITSProtocolInfo_Release(IInternetProtocolInfo *iface)
 367 {
 368     ITSProtocol *This = PROTINFO_THIS(iface);
 369     return IInternetProtocol_Release(PROTOCOL(This));
 370 }
 371
 372 static HRESULT WINAPI ITSProtocolInfo_ParseUrl(IInternetProtocolInfo *iface, LPCWSTR pwzUrl,
 373         PARSEACTION ParseAction, DWORD dwParseFlags, LPWSTR pwzResult, DWORD cchResult,
 374         DWORD *pcchResult, DWORD dwReserved)
 375 {
 376     ITSProtocol *This = PROTINFO_THIS(iface);
 377
 378     TRACE("(%p)->(%s %x %08x %p %d %p %d)\n", This, debugstr_w(pwzUrl), ParseAction,
 379           dwParseFlags, pwzResult, cchResult, pcchResult, dwReserved);
 380
 381     switch(ParseAction) {
 382     case PARSE_CANONICALIZE:
 383         FIXME("PARSE_CANONICALIZE\n");
 384         return E_NOTIMPL;
 385     case PARSE_SECURITY_URL:
 386         FIXME("PARSE_SECURITY_URL\n");
 387         return E_NOTIMPL;
 388     default:
 389         return INET_E_DEFAULT_ACTION;
 390     }
 391
 392     return S_OK;
 393 }
 394
 395 static HRESULT WINAPI ITSProtocolInfo_CombineUrl(IInternetProtocolInfo *iface,
 396         LPCWSTR pwzBaseUrl, LPCWSTR pwzRelativeUrl, DWORD dwCombineFlags, LPWSTR pwzResult,
 397         DWORD cchResult, DWORD* pcchResult, DWORD dwReserved)
 398 {
 399     ITSProtocol *This = PROTINFO_THIS(iface);
 400     LPCWSTR base_end, ptr;
 401     DWORD rel_len;
 402
 403     static const WCHAR separator[] = {':',':',0};
 404
 405     TRACE("(%p)->(%s %s %08x %p %d %p %d)\n", This, debugstr_w(pwzBaseUrl),
 406             debugstr_w(pwzRelativeUrl), dwCombineFlags, pwzResult, cchResult,
 407             pcchResult, dwReserved);
 408
 409     base_end = strstrW(pwzBaseUrl, separator);
 410     if(!base_end)
 411         return 0x80041001;
 412     base_end += 2;
 413
 414     if(!skip_schema(pwzBaseUrl))
 415         return INET_E_USE_DEFAULT_PROTOCOLHANDLER;
 416
 417     if(strchrW(pwzRelativeUrl, ':'))
 418         return STG_E_INVALIDNAME;
 419
 420     if(pwzRelativeUrl[0] != '/') {
 421         ptr = strrchrW(base_end, '/');
 422         if(ptr)
 423             base_end = ptr+1;
 424         else
 425             base_end += strlenW(base_end);
 426     }
 427
 428     rel_len = strlenW(pwzRelativeUrl)+1;
 429
 430     *pcchResult = rel_len + (base_end-pwzBaseUrl);
 431
 432     if(*pcchResult > cchResult)
 433         return E_OUTOFMEMORY;
 434
 435     memcpy(pwzResult, pwzBaseUrl, (base_end-pwzBaseUrl)*sizeof(WCHAR));
 436     strcpyW(pwzResult + (base_end-pwzBaseUrl), pwzRelativeUrl);
 437
 438     return S_OK;
 439 }
 440
 441 static HRESULT WINAPI ITSProtocolInfo_CompareUrl(IInternetProtocolInfo *iface, LPCWSTR pwzUrl1,
 442         LPCWSTR pwzUrl2, DWORD dwCompareFlags)
 443 {
 444     ITSProtocol *This = PROTINFO_THIS(iface);
 445     FIXME("%p)->(%s %s %08x)\n", This, debugstr_w(pwzUrl1), debugstr_w(pwzUrl2), dwCompareFlags);
 446     return E_NOTIMPL;
 447 }
 448
 449 static HRESULT WINAPI ITSProtocolInfo_QueryInfo(IInternetProtocolInfo *iface, LPCWSTR pwzUrl,
 450         QUERYOPTION QueryOption, DWORD dwQueryFlags, LPVOID pBuffer, DWORD cbBuffer, DWORD* pcbBuf,
 451         DWORD dwReserved)
 452 {
 453     ITSProtocol *This = PROTINFO_THIS(iface);
 454     FIXME("(%p)->(%s %08x %08x %p %d %p %d)\n", This, debugstr_w(pwzUrl), QueryOption,
 455           dwQueryFlags, pBuffer, cbBuffer, pcbBuf, dwReserved);
 456     return E_NOTIMPL;
 457 }
 458
 459 #undef PROTINFO_THIS
 460
 461 static const IInternetProtocolInfoVtbl ITSProtocolInfoVtbl = {
 462     ITSProtocolInfo_QueryInterface,
 463     ITSProtocolInfo_AddRef,
 464     ITSProtocolInfo_Release,
 465     ITSProtocolInfo_ParseUrl,
 466     ITSProtocolInfo_CombineUrl,
 467     ITSProtocolInfo_CompareUrl,
 468     ITSProtocolInfo_QueryInfo
 469 };
 470
 471 HRESULT ITSProtocol_create(IUnknown *pUnkOuter, LPVOID *ppobj)
 472 {
 473     ITSProtocol *ret;
 474
 475     TRACE("(%p %p)\n", pUnkOuter, ppobj);
 476
 477     ITSS_LockModule();
 478
 479     ret = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(ITSProtocol));
 480
 481     ret->lpInternetProtocolVtbl = &ITSProtocolVtbl;
 482     ret->lpInternetProtocolInfoVtbl = &ITSProtocolInfoVtbl;
 483     ret->ref = 1;
 484
 485     *ppobj = PROTOCOL(ret);
 486
 487     return S_OK;
 488 }