dll/win32/urlmon/gopher.c

   1 /*
   2  * Copyright 2009 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 "urlmon_main.h"
  20 #include "wine/debug.h"
  21
  22 WINE_DEFAULT_DEBUG_CHANNEL(urlmon);
  23
  24 typedef struct {
  25     Protocol base;
  26
  27     const IInternetProtocolVtbl  *lpIInternetProtocolVtbl;
  28     const IInternetPriorityVtbl  *lpInternetPriorityVtbl;
  29
  30     LONG ref;
  31 } GopherProtocol;
  32
  33 #define PRIORITY(x)  ((IInternetPriority*)  &(x)->lpInternetPriorityVtbl)
  34
  35 #define ASYNCPROTOCOL_THIS(iface) DEFINE_THIS2(GopherProtocol, base, iface)
  36
  37 static HRESULT GopherProtocol_open_request(Protocol *prot, IUri *uri, DWORD request_flags,
  38         HINTERNET internet_session, IInternetBindInfo *bind_info)
  39 {
  40     GopherProtocol *This = ASYNCPROTOCOL_THIS(prot);
  41     BSTR url;
  42     HRESULT hres;
  43
  44     hres = IUri_GetAbsoluteUri(uri, &url);
  45     if(FAILED(hres))
  46         return hres;
  47
  48     This->base.request = InternetOpenUrlW(internet_session, url, NULL, 0,
  49             request_flags, (DWORD_PTR)&This->base);
  50     SysFreeString(url);
  51     if (!This->base.request && GetLastError() != ERROR_IO_PENDING) {
  52         WARN("InternetOpenUrl failed: %d\n", GetLastError());
  53         return INET_E_RESOURCE_NOT_FOUND;
  54     }
  55
  56     return S_OK;
  57 }
  58
  59 static HRESULT GopherProtocol_end_request(Protocol *prot)
  60 {
  61     return E_NOTIMPL;
  62 }
  63
  64 static HRESULT GopherProtocol_start_downloading(Protocol *prot)
  65 {
  66     return S_OK;
  67 }
  68
  69 static void GopherProtocol_close_connection(Protocol *prot)
  70 {
  71 }
  72
  73 #undef ASYNCPROTOCOL_THIS
  74
  75 static const ProtocolVtbl AsyncProtocolVtbl = {
  76     GopherProtocol_open_request,
  77     GopherProtocol_end_request,
  78     GopherProtocol_start_downloading,
  79     GopherProtocol_close_connection
  80 };
  81
  82 #define PROTOCOL_THIS(iface) DEFINE_THIS(GopherProtocol, IInternetProtocol, iface)
  83
  84 static HRESULT WINAPI GopherProtocol_QueryInterface(IInternetProtocol *iface, REFIID riid, void **ppv)
  85 {
  86     GopherProtocol *This = PROTOCOL_THIS(iface);
  87
  88     *ppv = NULL;
  89     if(IsEqualGUID(&IID_IUnknown, riid)) {
  90         TRACE("(%p)->(IID_IUnknown %p)\n", This, ppv);
  91         *ppv = PROTOCOL(This);
  92     }else if(IsEqualGUID(&IID_IInternetProtocolRoot, riid)) {
  93         TRACE("(%p)->(IID_IInternetProtocolRoot %p)\n", This, ppv);
  94         *ppv = PROTOCOL(This);
  95     }else if(IsEqualGUID(&IID_IInternetProtocol, riid)) {
  96         TRACE("(%p)->(IID_IInternetProtocol %p)\n", This, ppv);
  97         *ppv = PROTOCOL(This);
  98     }else if(IsEqualGUID(&IID_IInternetPriority, riid)) {
  99         TRACE("(%p)->(IID_IInternetPriority %p)\n", This, ppv);
 100         *ppv = PRIORITY(This);
 101     }
 102
 103     if(*ppv) {
 104         IInternetProtocol_AddRef(iface);
 105         return S_OK;
 106     }
 107
 108     WARN("not supported interface %s\n", debugstr_guid(riid));
 109     return E_NOINTERFACE;
 110 }
 111
 112 static ULONG WINAPI GopherProtocol_AddRef(IInternetProtocol *iface)
 113 {
 114     GopherProtocol *This = PROTOCOL_THIS(iface);
 115     LONG ref = InterlockedIncrement(&This->ref);
 116     TRACE("(%p) ref=%d\n", This, ref);
 117     return ref;
 118 }
 119
 120 static ULONG WINAPI GopherProtocol_Release(IInternetProtocol *iface)
 121 {
 122     GopherProtocol *This = PROTOCOL_THIS(iface);
 123     LONG ref = InterlockedDecrement(&This->ref);
 124
 125     TRACE("(%p) ref=%d\n", This, ref);
 126
 127     if(!ref) {
 128         heap_free(This);
 129
 130         URLMON_UnlockModule();
 131     }
 132
 133     return ref;
 134 }
 135
 136 static HRESULT WINAPI GopherProtocol_Start(IInternetProtocol *iface, LPCWSTR szUrl,
 137         IInternetProtocolSink *pOIProtSink, IInternetBindInfo *pOIBindInfo,
 138         DWORD grfPI, HANDLE_PTR dwReserved)
 139 {
 140     GopherProtocol *This = PROTOCOL_THIS(iface);
 141     IUri *uri;
 142     HRESULT hres;
 143
 144     TRACE("(%p)->(%s %p %p %08x %lx)\n", This, debugstr_w(szUrl), pOIProtSink,
 145           pOIBindInfo, grfPI, dwReserved);
 146
 147     hres = CreateUri(szUrl, 0, 0, &uri);
 148     if(FAILED(hres))
 149         return hres;
 150
 151     hres = protocol_start(&This->base, PROTOCOL(This), uri, pOIProtSink, pOIBindInfo);
 152
 153     IUri_Release(uri);
 154     return hres;
 155 }
 156
 157 static HRESULT WINAPI GopherProtocol_Continue(IInternetProtocol *iface, PROTOCOLDATA *pProtocolData)
 158 {
 159     GopherProtocol *This = PROTOCOL_THIS(iface);
 160
 161     TRACE("(%p)->(%p)\n", This, pProtocolData);
 162
 163     return protocol_continue(&This->base, pProtocolData);
 164 }
 165
 166 static HRESULT WINAPI GopherProtocol_Abort(IInternetProtocol *iface, HRESULT hrReason,
 167         DWORD dwOptions)
 168 {
 169     GopherProtocol *This = PROTOCOL_THIS(iface);
 170
 171     TRACE("(%p)->(%08x %08x)\n", This, hrReason, dwOptions);
 172
 173     return protocol_abort(&This->base, hrReason);
 174 }
 175
 176 static HRESULT WINAPI GopherProtocol_Terminate(IInternetProtocol *iface, DWORD dwOptions)
 177 {
 178     GopherProtocol *This = PROTOCOL_THIS(iface);
 179
 180     TRACE("(%p)->(%08x)\n", This, dwOptions);
 181
 182     protocol_close_connection(&This->base);
 183     return S_OK;
 184 }
 185
 186 static HRESULT WINAPI GopherProtocol_Suspend(IInternetProtocol *iface)
 187 {
 188     GopherProtocol *This = PROTOCOL_THIS(iface);
 189     FIXME("(%p)\n", This);
 190     return E_NOTIMPL;
 191 }
 192
 193 static HRESULT WINAPI GopherProtocol_Resume(IInternetProtocol *iface)
 194 {
 195     GopherProtocol *This = PROTOCOL_THIS(iface);
 196     FIXME("(%p)\n", This);
 197     return E_NOTIMPL;
 198 }
 199
 200 static HRESULT WINAPI GopherProtocol_Read(IInternetProtocol *iface, void *pv,
 201         ULONG cb, ULONG *pcbRead)
 202 {
 203     GopherProtocol *This = PROTOCOL_THIS(iface);
 204
 205     TRACE("(%p)->(%p %u %p)\n", This, pv, cb, pcbRead);
 206
 207     return protocol_read(&This->base, pv, cb, pcbRead);
 208 }
 209
 210 static HRESULT WINAPI GopherProtocol_Seek(IInternetProtocol *iface, LARGE_INTEGER dlibMove,
 211         DWORD dwOrigin, ULARGE_INTEGER *plibNewPosition)
 212 {
 213     GopherProtocol *This = PROTOCOL_THIS(iface);
 214     FIXME("(%p)->(%d %d %p)\n", This, dlibMove.u.LowPart, dwOrigin, plibNewPosition);
 215     return E_NOTIMPL;
 216 }
 217
 218 static HRESULT WINAPI GopherProtocol_LockRequest(IInternetProtocol *iface, DWORD dwOptions)
 219 {
 220     GopherProtocol *This = PROTOCOL_THIS(iface);
 221
 222     TRACE("(%p)->(%08x)\n", This, dwOptions);
 223
 224     return protocol_lock_request(&This->base);
 225 }
 226
 227 static HRESULT WINAPI GopherProtocol_UnlockRequest(IInternetProtocol *iface)
 228 {
 229     GopherProtocol *This = PROTOCOL_THIS(iface);
 230
 231     TRACE("(%p)\n", This);
 232
 233     return protocol_unlock_request(&This->base);
 234 }
 235
 236 #undef PROTOCOL_THIS
 237
 238 static const IInternetProtocolVtbl GopherProtocolVtbl = {
 239     GopherProtocol_QueryInterface,
 240     GopherProtocol_AddRef,
 241     GopherProtocol_Release,
 242     GopherProtocol_Start,
 243     GopherProtocol_Continue,
 244     GopherProtocol_Abort,
 245     GopherProtocol_Terminate,
 246     GopherProtocol_Suspend,
 247     GopherProtocol_Resume,
 248     GopherProtocol_Read,
 249     GopherProtocol_Seek,
 250     GopherProtocol_LockRequest,
 251     GopherProtocol_UnlockRequest
 252 };
 253
 254 #define PRIORITY_THIS(iface) DEFINE_THIS(GopherProtocol, InternetPriority, iface)
 255
 256 static HRESULT WINAPI GopherPriority_QueryInterface(IInternetPriority *iface, REFIID riid, void **ppv)
 257 {
 258     GopherProtocol *This = PRIORITY_THIS(iface);
 259     return IInternetProtocol_QueryInterface(PROTOCOL(This), riid, ppv);
 260 }
 261
 262 static ULONG WINAPI GopherPriority_AddRef(IInternetPriority *iface)
 263 {
 264     GopherProtocol *This = PRIORITY_THIS(iface);
 265     return IInternetProtocol_AddRef(PROTOCOL(This));
 266 }
 267
 268 static ULONG WINAPI GopherPriority_Release(IInternetPriority *iface)
 269 {
 270     GopherProtocol *This = PRIORITY_THIS(iface);
 271     return IInternetProtocol_Release(PROTOCOL(This));
 272 }
 273
 274 static HRESULT WINAPI GopherPriority_SetPriority(IInternetPriority *iface, LONG nPriority)
 275 {
 276     GopherProtocol *This = PRIORITY_THIS(iface);
 277
 278     TRACE("(%p)->(%d)\n", This, nPriority);
 279
 280     This->base.priority = nPriority;
 281     return S_OK;
 282 }
 283
 284 static HRESULT WINAPI GopherPriority_GetPriority(IInternetPriority *iface, LONG *pnPriority)
 285 {
 286     GopherProtocol *This = PRIORITY_THIS(iface);
 287
 288     TRACE("(%p)->(%p)\n", This, pnPriority);
 289
 290     *pnPriority = This->base.priority;
 291     return S_OK;
 292 }
 293
 294 #undef PRIORITY_THIS
 295
 296 static const IInternetPriorityVtbl GopherPriorityVtbl = {
 297     GopherPriority_QueryInterface,
 298     GopherPriority_AddRef,
 299     GopherPriority_Release,
 300     GopherPriority_SetPriority,
 301     GopherPriority_GetPriority
 302 };
 303
 304 HRESULT GopherProtocol_Construct(IUnknown *pUnkOuter, LPVOID *ppobj)
 305 {
 306     GopherProtocol *ret;
 307
 308     TRACE("(%p %p)\n", pUnkOuter, ppobj);
 309
 310     URLMON_LockModule();
 311
 312     ret = heap_alloc_zero(sizeof(GopherProtocol));
 313
 314     ret->base.vtbl = &AsyncProtocolVtbl;
 315     ret->lpIInternetProtocolVtbl = &GopherProtocolVtbl;
 316     ret->lpInternetPriorityVtbl  = &GopherPriorityVtbl;
 317     ret->ref = 1;
 318
 319     *ppobj = PROTOCOL(ret);
 320
 321     return S_OK;
 322 }