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