Remove recursion into modules/control/dbus/ and clean up D-Bus rules
[vlc.git] / bin / winvlc.c
1 /*****************************************************************************
2  * winvlc.c: the Windows VLC media player
3  *****************************************************************************
4  * Copyright (C) 1998-2011 the VideoLAN team
5  *
6  * Authors: Vincent Seguin <seguin@via.ecp.fr>
7  *          Samuel Hocevar <sam@zoy.org>
8  *          Gildas Bazin <gbazin@videolan.org>
9  *          Derk-Jan Hartman <hartman at videolan dot org>
10  *          Lots of other people, see the libvlc AUTHORS file
11  *
12  * This program is free software; you can redistribute it and/or modify
13  * it under the terms of the GNU General Public License as published by
14  * the Free Software Foundation; either version 2 of the License, or
15  * (at your option) any later version.
16  *
17  * This program is distributed in the hope that it will be useful,
18  * but WITHOUT ANY WARRANTY; without even the implied warranty of
19  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
20  * GNU General Public License for more details.
21  *
22  * You should have received a copy of the GNU General Public License
23  * along with this program; if not, write to the Free Software
24  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
25  *****************************************************************************/
26
27 #ifdef HAVE_CONFIG_H
28 # include "config.h"
29 #endif
30
31 #define UNICODE
32 #include <vlc/vlc.h>
33 #include <windows.h>
34 #include <shellapi.h>
35
36 #ifndef _WIN32_IE
37 #  define  _WIN32_IE 0x501
38 #endif
39 #include <fcntl.h>
40 #include <io.h>
41 #include <shlobj.h>
42 #include <wininet.h>
43 #define PSAPI_VERSION 1
44 #include <psapi.h>
45 #define HeapEnableTerminationOnCorruption (HEAP_INFORMATION_CLASS)1
46 static void check_crashdump(void);
47 LONG WINAPI vlc_exception_filter(struct _EXCEPTION_POINTERS *lpExceptionInfo);
48 static const wchar_t *crashdump_path;
49
50 static char *FromWide (const wchar_t *wide)
51 {
52     size_t len;
53     len = WideCharToMultiByte (CP_UTF8, 0, wide, -1, NULL, 0, NULL, NULL);
54
55     char *out = (char *)malloc (len);
56     if (out)
57         WideCharToMultiByte (CP_UTF8, 0, wide, -1, out, len, NULL, NULL);
58     return out;
59 }
60
61 int WINAPI WinMain( HINSTANCE hInstance, HINSTANCE hPrevInstance,
62                     LPSTR lpCmdLine,
63                     int nCmdShow )
64 {
65     int argc;
66
67     /* VLC does not change the thread locale, so gettext/libintil will use the
68      * user default locale as reference. */
69     /* gettext versions 0.18-0.18.1 will use the Windows Vista locale name
70      * if the GETTEXT_MUI environment variable is set. If not set or if running
71      * on Windows 2000/XP/2003 an hard-coded language ID list is used. This
72      * putenv() call may become redundant with later versions of gettext. */
73     putenv("GETTEXT_MUI=1");
74 #ifdef TOP_BUILDDIR
75     putenv("VLC_PLUGIN_PATH=Z:"TOP_BUILDDIR"/modules");
76     putenv("VLC_DATA_PATH=Z:"TOP_SRCDIR"/share");
77 #endif
78
79     HeapSetInformation(NULL, HeapEnableTerminationOnCorruption, NULL, 0);
80
81     /* SetProcessDEPPolicy */
82     HINSTANCE h_Kernel32 = LoadLibraryW(L"kernel32.dll");
83     if(h_Kernel32)
84     {
85         BOOL (WINAPI * mySetProcessDEPPolicy)( DWORD dwFlags);
86         BOOL (WINAPI * mySetDllDirectoryA)(const char* lpPathName);
87 # define PROCESS_DEP_ENABLE 1
88
89         mySetProcessDEPPolicy = (BOOL WINAPI (*)(DWORD))
90                             GetProcAddress(h_Kernel32, "SetProcessDEPPolicy");
91         if(mySetProcessDEPPolicy)
92             mySetProcessDEPPolicy(PROCESS_DEP_ENABLE);
93
94         /* Do NOT load any library from cwd. */
95         mySetDllDirectoryA = (BOOL WINAPI (*)(const char*))
96                             GetProcAddress(h_Kernel32, "SetDllDirectoryA");
97         if(mySetDllDirectoryA)
98             mySetDllDirectoryA("");
99
100         FreeLibrary(h_Kernel32);
101     }
102
103     /* Args */
104     wchar_t **wargv = CommandLineToArgvW (GetCommandLine (), &argc);
105     if (wargv == NULL)
106         return 1;
107
108     char *argv[argc + 3];
109     BOOL crash_handling = TRUE;
110     int j = 0;
111
112     argv[j++] = FromWide( L"--media-library" );
113     argv[j++] = FromWide( L"--no-ignore-config" );
114     for (int i = 1; i < argc; i++)
115     {
116         if(!wcscmp(wargv[i], L"--no-crashdump"))
117         {
118             crash_handling = FALSE;
119             continue; /* don't give argument to libvlc */
120         }
121
122         argv[j++] = FromWide (wargv[i]);
123     }
124
125     argc = j;
126     argv[argc] = NULL;
127     LocalFree (wargv);
128
129     if(crash_handling)
130     {
131         static wchar_t path[MAX_PATH];
132         if( S_OK != SHGetFolderPathW( NULL, CSIDL_APPDATA | CSIDL_FLAG_CREATE,
133                     NULL, SHGFP_TYPE_CURRENT, path ) )
134             fprintf( stderr, "Can't open the vlc conf PATH\n" );
135         swprintf( path+wcslen( path ), L"%s", L"\\vlc\\crashdump" );
136         crashdump_path = &path[0];
137
138         check_crashdump();
139         SetUnhandledExceptionFilter(vlc_exception_filter);
140     }
141
142     _setmode( STDIN_FILENO, _O_BINARY ); /* Needed for pipes */
143
144     /* Initialize libvlc */
145     libvlc_instance_t *vlc;
146     vlc = libvlc_new (argc, (const char **)argv);
147     if (vlc != NULL)
148     {
149         libvlc_set_user_agent (vlc, "VLC media player", "VLC/"PACKAGE_VERSION);
150         libvlc_add_intf (vlc, "globalhotkeys,none");
151         libvlc_add_intf (vlc, NULL);
152         libvlc_playlist_play (vlc, -1, 0, NULL);
153         libvlc_wait (vlc);
154         libvlc_release (vlc);
155     }
156
157     for (int i = 0; i < argc; i++)
158         free (argv[i]);
159
160     (void)hInstance; (void)hPrevInstance; (void)lpCmdLine; (void)nCmdShow;
161     return 0;
162 }
163
164 /* Crashdumps handling */
165 static void check_crashdump(void)
166 {
167     FILE * fd = _wfopen ( crashdump_path, L"r, ccs=UTF-8" );
168     if( !fd )
169         return;
170     fclose( fd );
171
172     int answer = MessageBox( NULL, L"VLC media player just crashed." \
173     " Do you want to send a bug report to the developers team?",
174     L"VLC crash reporting", MB_YESNO);
175
176     if(answer == IDYES)
177     {
178         HINTERNET Hint = InternetOpen(L"VLC Crash Reporter",
179                 INTERNET_OPEN_TYPE_PRECONFIG, NULL,NULL,0);
180         if(Hint)
181         {
182             HINTERNET ftp = InternetConnect(Hint, L"crash.videolan.org",
183                         INTERNET_DEFAULT_FTP_PORT, NULL, NULL,
184                         INTERNET_SERVICE_FTP, INTERNET_FLAG_PASSIVE, 0);
185             if(ftp)
186             {
187                 SYSTEMTIME now;
188                 GetSystemTime(&now);
189                 wchar_t remote_file[MAX_PATH];
190                 swprintf(remote_file,
191                         L"/crashes-win32/%04d%02d%02d%02d%02d%02d",
192                         now.wYear, now.wMonth, now.wDay, now.wHour,
193                         now.wMinute, now.wSecond );
194
195                 if( FtpPutFile( ftp, crashdump_path, remote_file,
196                             FTP_TRANSFER_TYPE_BINARY, 0) )
197                     MessageBox( NULL, L"Report sent correctly. Thanks a lot \
198                             for the help.", L"Report sent", MB_OK);
199                 else
200                     MessageBox( NULL, L"There was an error while \
201                             transferring to the FTP server. "\
202                                 "Thanks a lot for the help anyway.",
203                                 L"Report sending failed", MB_OK);
204                 InternetCloseHandle(ftp);
205             }
206             else
207             {
208                 MessageBox( NULL, L"There was an error while connecting to \
209                         the FTP server. "\
210                                 "Thanks a lot for the help anyway.",
211                                 L"Report sending failed", MB_OK);
212                 fprintf(stderr,"Can't connect to FTP server 0x%08lu\n",
213                         (unsigned long)GetLastError());
214             }
215             InternetCloseHandle(Hint);
216         }
217         else
218         {
219               MessageBox( NULL, L"There was an error while connecting to the \
220                       Internet. "\
221                                 "Thanks a lot for the help anyway.",
222                                 L"Report sending failed", MB_OK);
223         }
224     }
225
226     _wremove(crashdump_path);
227 }
228
229 /*****************************************************************************
230  * vlc_exception_filter: handles unhandled exceptions, like segfaults
231  *****************************************************************************/
232 LONG WINAPI vlc_exception_filter(struct _EXCEPTION_POINTERS *lpExceptionInfo)
233 {
234     if(IsDebuggerPresent())
235     {
236         //If a debugger is present, pass the exception to the debugger
237         //with EXCEPTION_CONTINUE_SEARCH
238         return EXCEPTION_CONTINUE_SEARCH;
239     }
240     else
241     {
242         fprintf( stderr, "unhandled vlc exception\n" );
243
244         FILE * fd = _wfopen ( crashdump_path, L"w, ccs=UTF-8" );
245
246         if( !fd )
247         {
248             fprintf( stderr, "\nerror while opening file" );
249             exit( 1 );
250         }
251
252         OSVERSIONINFO osvi;
253         ZeroMemory( &osvi, sizeof(OSVERSIONINFO) );
254         osvi.dwOSVersionInfoSize = sizeof( OSVERSIONINFO );
255         GetVersionEx( &osvi );
256
257         fwprintf( fd, L"[version]\nOS=%d.%d.%d.%d.%s\nVLC=" VERSION_MESSAGE,
258                 osvi.dwMajorVersion, osvi.dwMinorVersion, osvi.dwBuildNumber,
259                 osvi.dwPlatformId, osvi.szCSDVersion);
260
261         const CONTEXT *const pContext = (const CONTEXT *)
262             lpExceptionInfo->ContextRecord;
263         const EXCEPTION_RECORD *const pException = (const EXCEPTION_RECORD *)
264             lpExceptionInfo->ExceptionRecord;
265         /* No nested exceptions for now */
266         fwprintf( fd, L"\n\n[exceptions]\n%08x at %px", 
267                 pException->ExceptionCode, pException->ExceptionAddress );
268
269         for( unsigned int i = 0; i < pException->NumberParameters; i++ )
270             fwprintf( fd, L" | %p", pException->ExceptionInformation[i] );
271
272 #ifdef WIN64
273         fwprintf( fd, L"\n\n[context]\nRDI:%px\nRSI:%px\n" \
274                     "RBX:%px\nRDX:%px\nRCX:%px\nRAX:%px\n" \
275                     "RBP:%px\nRIP:%px\nRSP:%px\nR8:%px\n" \
276                     "R9:%px\nR10:%px\nR11:%px\nR12:%px\n" \
277                     "R13:%px\nR14:%px\nR15:%px\n",
278                         pContext->Rdi,pContext->Rsi,pContext->Rbx,
279                         pContext->Rdx,pContext->Rcx,pContext->Rax,
280                         pContext->Rbp,pContext->Rip,pContext->Rsp,
281                         pContext->R8,pContext->R9,pContext->R10,
282                         pContext->R11,pContext->R12,pContext->R13,
283                         pContext->R14,pContext->R15 );
284 #else
285         fwprintf( fd, L"\n\n[context]\nEDI:%px\nESI:%px\n" \
286                     "EBX:%px\nEDX:%px\nECX:%px\nEAX:%px\n" \
287                     "EBP:%px\nEIP:%px\nESP:%px\n",
288                         pContext->Edi,pContext->Esi,pContext->Ebx,
289                         pContext->Edx,pContext->Ecx,pContext->Eax,
290                         pContext->Ebp,pContext->Eip,pContext->Esp );
291 #endif
292
293         fwprintf( fd, L"\n[stacktrace]\n#EIP|base|module\n" );
294
295 #ifdef WIN64
296         LPCVOID caller = (LPCVOID)pContext->Rip;
297         LPVOID *pBase  = (LPVOID*)pContext->Rbp;
298 #else
299         LPVOID *pBase  = (LPVOID*)pContext->Ebp;
300         LPCVOID caller = (LPCVOID)pContext->Eip;
301 #endif
302         for( unsigned frame = 0; frame <= 100; frame++ )
303         {
304             MEMORY_BASIC_INFORMATION mbi;
305             wchar_t module[ 256 ];
306             VirtualQuery( caller, &mbi, sizeof( mbi ) ) ;
307             GetModuleFileName( mbi.AllocationBase, module, 256 );
308             fwprintf( fd, L"%p|%s\n", caller, module );
309
310             /*The last BP points to NULL!*/
311             caller = *(pBase + 1);
312             if( !caller )
313                 break;
314             pBase = *pBase;
315         }
316
317         HANDLE hpid = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ,
318                                         FALSE, GetCurrentProcessId());
319         if (hpid) {
320             HMODULE mods[1024];
321             DWORD size;
322             if (EnumProcessModules(hpid, mods, sizeof(mods), &size)) {
323                 fwprintf( fd, L"\n\n[modules]\n" );
324                 for (unsigned int i = 0; i < size / sizeof(HMODULE); i++) {
325                     wchar_t module[ 256 ];
326                     GetModuleFileName(mods[i], module, 256);
327                     fwprintf( fd, L"%p|%s\n", mods[i], module);
328                 }
329             }
330             CloseHandle(hpid);
331         }
332
333         fclose( fd );
334         fflush( stderr );
335         exit( 1 );
336     }
337 }