dlls/urlmon/ftp.c

   1 /*
   2  * Copyright 2005-2009 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 } FtpProtocol;
  32
  33 #define PROTOCOL(x)  ((IInternetProtocol*)  &(x)->lpInternetProtocolVtbl)
  34 #define PRIORITY(x)  ((IInternetPriority*)  &(x)->lpInternetPriorityVtbl)
  35
  36 #define ASYNCPROTOCOL_THIS(iface) DEFINE_THIS2(FtpProtocol, base, iface)
  37
  38 static HRESULT FtpProtocol_open_request(Protocol *prot, LPCWSTR url, DWORD request_flags,
  39                                         IInternetBindInfo *bind_info)
  40 {
  41     FtpProtocol *This = ASYNCPROTOCOL_THIS(prot);
  42
  43     This->base.request = InternetOpenUrlW(This->base.internet, url, NULL, 0,
  44             request_flags|INTERNET_FLAG_EXISTING_CONNECT|INTERNET_FLAG_PASSIVE,
  45             (DWORD_PTR)&This->base);
  46     if (!This->base.request && GetLastError() != ERROR_IO_PENDING) {
  47         WARN("InternetOpenUrl failed: %d\n", GetLastError());
  48         return INET_E_RESOURCE_NOT_FOUND;
  49     }
  50
  51     return S_OK;
  52 }
  53
  54 static HRESULT FtpProtocol_start_downloading(Protocol *prot)
  55 {
  56     FtpProtocol *This = ASYNCPROTOCOL_THIS(prot);
  57     DWORD size;
  58     BOOL res;
  59
  60     res = FtpGetFileSize(This->base.request, &size);
  61     if(res)
  62         This->base.content_length = size;
  63     else
  64         WARN("FtpGetFileSize failed: %d\n", GetLastError());
  65
  66     return S_OK;
  67 }
  68
  69 static void FtpProtocol_close_connection(Protocol *prot)
  70 {
  71 }
  72
  73 #undef ASYNCPROTOCOL_THIS
  74
  75 static const ProtocolVtbl AsyncProtocolVtbl = {
  76     FtpProtocol_open_request,
  77     FtpProtocol_start_downloading,
  78     FtpProtocol_close_connection
  79 };
  80
  81 #define PROTOCOL_THIS(iface) DEFINE_THIS(FtpProtocol, InternetProtocol, iface)
  82
  83 static HRESULT WINAPI FtpProtocol_QueryInterface(IInternetProtocol *iface, REFIID riid, void **ppv)
  84 {
  85     FtpProtocol *This = PROTOCOL_THIS(iface);
  86
  87     *ppv = NULL;
  88     if(IsEqualGUID(&IID_IUnknown, riid)) {
  89         TRACE("(%p)->(IID_IUnknown %p)\n", This, ppv);
  90         *ppv = PROTOCOL(This);
  91     }else if(IsEqualGUID(&IID_IInternetProtocolRoot, riid)) {
  92         TRACE("(%p)->(IID_IInternetProtocolRoot %p)\n", This, ppv);
  93         *ppv = PROTOCOL(This);
  94     }else if(IsEqualGUID(&IID_IInternetProtocol, riid)) {
  95         TRACE("(%p)->(IID_IInternetProtocol %p)\n", This, ppv);
  96         *ppv = PROTOCOL(This);
  97     }else if(IsEqualGUID(&IID_IInternetPriority, riid)) {
  98         TRACE("(%p)->(IID_IInternetPriority %p)\n", This, ppv);
  99         *ppv = PRIORITY(This);
 100     }
 101
 102     if(*ppv) {
 103         IInternetProtocol_AddRef(iface);
 104         return S_OK;
 105     }
 106
 107     WARN("not supported interface %s\n", debugstr_guid(riid));
 108     return E_NOINTERFACE;
 109 }
 110
 111 static ULONG WINAPI FtpProtocol_AddRef(IInternetProtocol *iface)
 112 {
 113     FtpProtocol *This = PROTOCOL_THIS(iface);
 114     LONG ref = InterlockedIncrement(&This->ref);
 115     TRACE("(%p) ref=%d\n", This, ref);
 116     return ref;
 117 }
 118
 119 static ULONG WINAPI FtpProtocol_Release(IInternetProtocol *iface)
 120 {
 121     FtpProtocol *This = PROTOCOL_THIS(iface);
 122     LONG ref = InterlockedDecrement(&This->ref);
 123
 124     TRACE("(%p) ref=%d\n", This, ref);
 125
 126     if(!ref) {
 127         protocol_close_connection(&This->base);
 128         heap_free(This);
 129
 130         URLMON_UnlockModule();
 131     }
 132
 133     return ref;
 134 }
 135
 136 static HRESULT WINAPI FtpProtocol_Start(IInternetProtocol *iface, LPCWSTR szUrl,
 137         IInternetProtocolSink *pOIProtSink, IInternetBindInfo *pOIBindInfo,
 138         DWORD grfPI, DWORD dwReserved)
 139 {
 140     FtpProtocol *This = PROTOCOL_THIS(iface);
 141
 142     static const WCHAR ftpW[] = {'f','t','p',':'};
 143
 144     TRACE("(%p)->(%s %p %p %08x %d)\n", This, debugstr_w(szUrl), pOIProtSink,
 145           pOIBindInfo, grfPI, dwReserved);
 146
 147     if(strncmpW(szUrl, ftpW, sizeof(ftpW)/sizeof(WCHAR)))
 148         return MK_E_SYNTAX;
 149
 150     return protocol_start(&This->base, PROTOCOL(This), szUrl, pOIProtSink, pOIBindInfo);
 151 }
 152
 153 static HRESULT WINAPI FtpProtocol_Continue(IInternetProtocol *iface, PROTOCOLDATA *pProtocolData)
 154 {
 155     FtpProtocol *This = PROTOCOL_THIS(iface);
 156
 157     TRACE("(%p)->(%p)\n", This, pProtocolData);
 158
 159     return protocol_continue(&This->base, pProtocolData);
 160 }
 161
 162 static HRESULT WINAPI FtpProtocol_Abort(IInternetProtocol *iface, HRESULT hrReason,
 163         DWORD dwOptions)
 164 {
 165     FtpProtocol *This = PROTOCOL_THIS(iface);
 166     FIXME("(%p)->(%08x %08x)\n", This, hrReason, dwOptions);
 167     return E_NOTIMPL;
 168 }
 169
 170 static HRESULT WINAPI FtpProtocol_Terminate(IInternetProtocol *iface, DWORD dwOptions)
 171 {
 172     FtpProtocol *This = PROTOCOL_THIS(iface);
 173
 174     TRACE("(%p)->(%08x)\n", This, dwOptions);
 175
 176     protocol_close_connection(&This->base);
 177     return S_OK;
 178 }
 179
 180 static HRESULT WINAPI FtpProtocol_Suspend(IInternetProtocol *iface)
 181 {
 182     FtpProtocol *This = PROTOCOL_THIS(iface);
 183     FIXME("(%p)\n", This);
 184     return E_NOTIMPL;
 185 }
 186
 187 static HRESULT WINAPI FtpProtocol_Resume(IInternetProtocol *iface)
 188 {
 189     FtpProtocol *This = PROTOCOL_THIS(iface);
 190     FIXME("(%p)\n", This);
 191     return E_NOTIMPL;
 192 }
 193
 194 static HRESULT WINAPI FtpProtocol_Read(IInternetProtocol *iface, void *pv,
 195         ULONG cb, ULONG *pcbRead)
 196 {
 197     FtpProtocol *This = PROTOCOL_THIS(iface);
 198
 199     TRACE("(%p)->(%p %u %p)\n", This, pv, cb, pcbRead);
 200
 201     return protocol_read(&This->base, pv, cb, pcbRead);
 202 }
 203
 204 static HRESULT WINAPI FtpProtocol_Seek(IInternetProtocol *iface, LARGE_INTEGER dlibMove,
 205         DWORD dwOrigin, ULARGE_INTEGER *plibNewPosition)
 206 {
 207     FtpProtocol *This = PROTOCOL_THIS(iface);
 208     FIXME("(%p)->(%d %d %p)\n", This, dlibMove.u.LowPart, dwOrigin, plibNewPosition);
 209     return E_NOTIMPL;
 210 }
 211
 212 static HRESULT WINAPI FtpProtocol_LockRequest(IInternetProtocol *iface, DWORD dwOptions)
 213 {
 214     FtpProtocol *This = PROTOCOL_THIS(iface);
 215
 216     TRACE("(%p)->(%08x)\n", This, dwOptions);
 217
 218     return protocol_lock_request(&This->base);
 219 }
 220
 221 static HRESULT WINAPI FtpProtocol_UnlockRequest(IInternetProtocol *iface)
 222 {
 223     FtpProtocol *This = PROTOCOL_THIS(iface);
 224
 225     TRACE("(%p)\n", This);
 226
 227     return protocol_unlock_request(&This->base);
 228 }
 229
 230 #undef PROTOCOL_THIS
 231
 232 static const IInternetProtocolVtbl FtpProtocolVtbl = {
 233     FtpProtocol_QueryInterface,
 234     FtpProtocol_AddRef,
 235     FtpProtocol_Release,
 236     FtpProtocol_Start,
 237     FtpProtocol_Continue,
 238     FtpProtocol_Abort,
 239     FtpProtocol_Terminate,
 240     FtpProtocol_Suspend,
 241     FtpProtocol_Resume,
 242     FtpProtocol_Read,
 243     FtpProtocol_Seek,
 244     FtpProtocol_LockRequest,
 245     FtpProtocol_UnlockRequest
 246 };
 247
 248 #define PRIORITY_THIS(iface) DEFINE_THIS(FtpProtocol, InternetPriority, iface)
 249
 250 static HRESULT WINAPI FtpPriority_QueryInterface(IInternetPriority *iface, REFIID riid, void **ppv)
 251 {
 252     FtpProtocol *This = PRIORITY_THIS(iface);
 253     return IInternetProtocol_QueryInterface(PROTOCOL(This), riid, ppv);
 254 }
 255
 256 static ULONG WINAPI FtpPriority_AddRef(IInternetPriority *iface)
 257 {
 258     FtpProtocol *This = PRIORITY_THIS(iface);
 259     return IInternetProtocol_AddRef(PROTOCOL(This));
 260 }
 261
 262 static ULONG WINAPI FtpPriority_Release(IInternetPriority *iface)
 263 {
 264     FtpProtocol *This = PRIORITY_THIS(iface);
 265     return IInternetProtocol_Release(PROTOCOL(This));
 266 }
 267
 268 static HRESULT WINAPI FtpPriority_SetPriority(IInternetPriority *iface, LONG nPriority)
 269 {
 270     FtpProtocol *This = PRIORITY_THIS(iface);
 271
 272     TRACE("(%p)->(%d)\n", This, nPriority);
 273
 274     This->base.priority = nPriority;
 275     return S_OK;
 276 }
 277
 278 static HRESULT WINAPI FtpPriority_GetPriority(IInternetPriority *iface, LONG *pnPriority)
 279 {
 280     FtpProtocol *This = PRIORITY_THIS(iface);
 281
 282     TRACE("(%p)->(%p)\n", This, pnPriority);
 283
 284     *pnPriority = This->base.priority;
 285     return S_OK;
 286 }
 287
 288 #undef PRIORITY_THIS
 289
 290 static const IInternetPriorityVtbl FtpPriorityVtbl = {
 291     FtpPriority_QueryInterface,
 292     FtpPriority_AddRef,
 293     FtpPriority_Release,
 294     FtpPriority_SetPriority,
 295     FtpPriority_GetPriority
 296 };
 297
 298 HRESULT FtpProtocol_Construct(IUnknown *pUnkOuter, LPVOID *ppobj)
 299 {
 300     FtpProtocol *ret;
 301
 302     TRACE("(%p %p)\n", pUnkOuter, ppobj);
 303
 304     URLMON_LockModule();
 305
 306     ret = heap_alloc_zero(sizeof(FtpProtocol));
 307
 308     ret->base.vtbl = &AsyncProtocolVtbl;
 309     ret->lpInternetProtocolVtbl = &FtpProtocolVtbl;
 310     ret->lpInternetPriorityVtbl = &FtpPriorityVtbl;
 311     ret->ref = 1;
 312
 313     *ppobj = PROTOCOL(ret);
 314
 315     return S_OK;
 316 }