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