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