src/lib/cross_windows.cc

   1 /*
   2     Copyright (C) 2012-2020 Carl Hetherington <cth@carlh.net>
   3
   4     This file is part of DCP-o-matic.
   5
   6     DCP-o-matic is free software; you can redistribute it and/or modify
   7     it under the terms of the GNU General Public License as published by
   8     the Free Software Foundation; either version 2 of the License, or
   9     (at your option) any later version.
  10
  11     DCP-o-matic is distributed in the hope that it will be useful,
  12     but WITHOUT ANY WARRANTY; without even the implied warranty of
  13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14     GNU General Public License for more details.
  15
  16     You should have received a copy of the GNU General Public License
  17     along with DCP-o-matic.  If not, see <http://www.gnu.org/licenses/>.
  18
  19 */
  20
  21 #include "cross.h"
  22 #include "compose.hpp"
  23 #include "log.h"
  24 #include "dcpomatic_log.h"
  25 #include "config.h"
  26 #include "exceptions.h"
  27 #include <dcp/raw_convert.h>
  28 #include <glib.h>
  29 extern "C" {
  30 #include <libavformat/avio.h>
  31 }
  32 #include <boost/algorithm/string.hpp>
  33 #include <boost/foreach.hpp>
  34 #include <windows.h>
  35 #include <winternl.h>
  36 #include <winioctl.h>
  37 #include <ntdddisk.h>
  38 #include <setupapi.h>
  39 #undef DATADIR
  40 #include <shlwapi.h>
  41 #include <shellapi.h>
  42 #include <fcntl.h>
  43 #include <fstream>
  44
  45 #include "i18n.h"
  46
  47 using std::pair;
  48 using std::list;
  49 using std::ifstream;
  50 using std::string;
  51 using std::wstring;
  52 using std::make_pair;
  53 using std::vector;
  54 using std::cerr;
  55 using std::cout;
  56 using std::runtime_error;
  57 using boost::shared_ptr;
  58 using boost::optional;
  59
  60 /** @param s Number of seconds to sleep for */
  61 void
  62 dcpomatic_sleep_seconds (int s)
  63 {
  64         Sleep (s * 1000);
  65 }
  66
  67 void
  68 dcpomatic_sleep_milliseconds (int ms)
  69 {
  70         Sleep (ms);
  71 }
  72
  73 /** @return A string of CPU information (model name etc.) */
  74 string
  75 cpu_info ()
  76 {
  77         string info;
  78
  79         HKEY key;
  80         if (RegOpenKeyEx (HKEY_LOCAL_MACHINE, L"HARDWARE\\DESCRIPTION\\System\\CentralProcessor\\0", 0, KEY_READ, &key) != ERROR_SUCCESS) {
  81                 return info;
  82         }
  83
  84         DWORD type;
  85         DWORD data;
  86         if (RegQueryValueEx (key, L"ProcessorNameString", 0, &type, 0, &data) != ERROR_SUCCESS) {
  87                 return info;
  88         }
  89
  90         if (type != REG_SZ) {
  91                 return info;
  92         }
  93
  94         wstring value (data / sizeof (wchar_t), L'\0');
  95         if (RegQueryValueEx (key, L"ProcessorNameString", 0, 0, reinterpret_cast<LPBYTE> (&value[0]), &data) != ERROR_SUCCESS) {
  96                 RegCloseKey (key);
  97                 return info;
  98         }
  99
 100         info = string (value.begin(), value.end());
 101
 102         RegCloseKey (key);
 103
 104         return info;
 105 }
 106
 107 boost::filesystem::path
 108 shared_path ()
 109 {
 110         wchar_t dir[512];
 111         GetModuleFileName (GetModuleHandle (0), dir, sizeof (dir));
 112         PathRemoveFileSpec (dir);
 113         boost::filesystem::path path = dir;
 114         return path.parent_path();
 115 }
 116
 117 void
 118 run_ffprobe (boost::filesystem::path content, boost::filesystem::path out)
 119 {
 120         SECURITY_ATTRIBUTES security;
 121         security.nLength = sizeof (security);
 122         security.bInheritHandle = TRUE;
 123         security.lpSecurityDescriptor = 0;
 124
 125         HANDLE child_stderr_read;
 126         HANDLE child_stderr_write;
 127         if (!CreatePipe (&child_stderr_read, &child_stderr_write, &security, 0)) {
 128                 LOG_ERROR_NC ("ffprobe call failed (could not CreatePipe)");
 129                 return;
 130         }
 131
 132         wchar_t dir[512];
 133         GetModuleFileName (GetModuleHandle (0), dir, sizeof (dir));
 134         PathRemoveFileSpec (dir);
 135         SetCurrentDirectory (dir);
 136
 137         STARTUPINFO startup_info;
 138         ZeroMemory (&startup_info, sizeof (startup_info));
 139         startup_info.cb = sizeof (startup_info);
 140         startup_info.hStdError = child_stderr_write;
 141         startup_info.dwFlags |= STARTF_USESTDHANDLES;
 142
 143         wchar_t command[512];
 144         wcscpy (command, L"ffprobe.exe \"");
 145
 146         wchar_t file[512];
 147         MultiByteToWideChar (CP_UTF8, 0, content.string().c_str(), -1, file, sizeof(file));
 148         wcscat (command, file);
 149
 150         wcscat (command, L"\"");
 151
 152         PROCESS_INFORMATION process_info;
 153         ZeroMemory (&process_info, sizeof (process_info));
 154         if (!CreateProcess (0, command, 0, 0, TRUE, CREATE_NO_WINDOW, 0, 0, &startup_info, &process_info)) {
 155                 LOG_ERROR_NC (N_("ffprobe call failed (could not CreateProcess)"));
 156                 return;
 157         }
 158
 159         FILE* o = fopen_boost (out, "w");
 160         if (!o) {
 161                 LOG_ERROR_NC (N_("ffprobe call failed (could not create output file)"));
 162                 return;
 163         }
 164
 165         CloseHandle (child_stderr_write);
 166
 167         while (true) {
 168                 char buffer[512];
 169                 DWORD read;
 170                 if (!ReadFile(child_stderr_read, buffer, sizeof(buffer), &read, 0) || read == 0) {
 171                         break;
 172                 }
 173                 fwrite (buffer, read, 1, o);
 174         }
 175
 176         fclose (o);
 177
 178         WaitForSingleObject (process_info.hProcess, INFINITE);
 179         CloseHandle (process_info.hProcess);
 180         CloseHandle (process_info.hThread);
 181         CloseHandle (child_stderr_read);
 182 }
 183
 184 list<pair<string, string> >
 185 mount_info ()
 186 {
 187         list<pair<string, string> > m;
 188         return m;
 189 }
 190
 191 boost::filesystem::path
 192 openssl_path ()
 193 {
 194         wchar_t dir[512];
 195         GetModuleFileName (GetModuleHandle (0), dir, sizeof (dir));
 196         PathRemoveFileSpec (dir);
 197
 198         boost::filesystem::path path = dir;
 199         path /= "openssl.exe";
 200         return path;
 201
 202 }
 203
 204 /* Apparently there is no way to create an ofstream using a UTF-8
 205    filename under Windows.  We are hence reduced to using fopen
 206    with this wrapper.
 207 */
 208 FILE *
 209 fopen_boost (boost::filesystem::path p, string t)
 210 {
 211         wstring w (t.begin(), t.end());
 212         /* c_str() here should give a UTF-16 string */
 213         return _wfopen (p.c_str(), w.c_str ());
 214 }
 215
 216 int
 217 dcpomatic_fseek (FILE* stream, int64_t offset, int whence)
 218 {
 219         return _fseeki64 (stream, offset, whence);
 220 }
 221
 222 void
 223 Waker::nudge ()
 224 {
 225         boost::mutex::scoped_lock lm (_mutex);
 226         SetThreadExecutionState (ES_SYSTEM_REQUIRED);
 227 }
 228
 229 Waker::Waker ()
 230 {
 231
 232 }
 233
 234 Waker::~Waker ()
 235 {
 236
 237 }
 238
 239 void
 240 start_tool (boost::filesystem::path dcpomatic, string executable, string)
 241 {
 242         boost::filesystem::path batch = dcpomatic.parent_path() / executable;
 243
 244         STARTUPINFO startup_info;
 245         ZeroMemory (&startup_info, sizeof (startup_info));
 246         startup_info.cb = sizeof (startup_info);
 247
 248         PROCESS_INFORMATION process_info;
 249         ZeroMemory (&process_info, sizeof (process_info));
 250
 251         wchar_t cmd[512];
 252         MultiByteToWideChar (CP_UTF8, 0, batch.string().c_str(), -1, cmd, sizeof(cmd));
 253         CreateProcess (0, cmd, 0, 0, FALSE, 0, 0, 0, &startup_info, &process_info);
 254 }
 255
 256 void
 257 start_batch_converter (boost::filesystem::path dcpomatic)
 258 {
 259         start_tool (dcpomatic, "dcpomatic2_batch", "DCP-o-matic\\ 2\\ Batch\\ Converter.app");
 260 }
 261
 262 void
 263 start_player (boost::filesystem::path dcpomatic)
 264 {
 265         start_tool (dcpomatic, "dcpomatic2_player", "DCP-o-matic\\ 2\\ Player.app");
 266 }
 267
 268 uint64_t
 269 thread_id ()
 270 {
 271         return (uint64_t) GetCurrentThreadId ();
 272 }
 273
 274 int
 275 avio_open_boost (AVIOContext** s, boost::filesystem::path file, int flags)
 276 {
 277         int const length = (file.string().length() + 1) * 2;
 278         char* utf8 = new char[length];
 279         WideCharToMultiByte (CP_UTF8, 0, file.c_str(), -1, utf8, length, 0, 0);
 280         int const r = avio_open (s, utf8, flags);
 281         delete[] utf8;
 282         return r;
 283 }
 284
 285 void
 286 maybe_open_console ()
 287 {
 288         if (Config::instance()->win32_console ()) {
 289                 AllocConsole();
 290
 291                 HANDLE handle_out = GetStdHandle(STD_OUTPUT_HANDLE);
 292                 int hCrt = _open_osfhandle((intptr_t) handle_out, _O_TEXT);
 293                 FILE* hf_out = _fdopen(hCrt, "w");
 294                 setvbuf(hf_out, NULL, _IONBF, 1);
 295                 *stdout = *hf_out;
 296
 297                 HANDLE handle_in = GetStdHandle(STD_INPUT_HANDLE);
 298                 hCrt = _open_osfhandle((intptr_t) handle_in, _O_TEXT);
 299                 FILE* hf_in = _fdopen(hCrt, "r");
 300                 setvbuf(hf_in, NULL, _IONBF, 128);
 301                 *stdin = *hf_in;
 302         }
 303 }
 304
 305 boost::filesystem::path
 306 home_directory ()
 307 {
 308         return boost::filesystem::path(getenv("HOMEDRIVE")) / boost::filesystem::path(getenv("HOMEPATH"));
 309 }
 310
 311 string
 312 command_and_read (string)
 313 {
 314         return "";
 315 }
 316
 317 /** @return true if this process is a 32-bit one running on a 64-bit-capable OS */
 318 bool
 319 running_32_on_64 ()
 320 {
 321         BOOL p;
 322         IsWow64Process (GetCurrentProcess(), &p);
 323         return p;
 324 }
 325
 326 vector<Drive>
 327 get_drives ()
 328 {
 329         vector<Drive> drives;
 330
 331         const GUID GUID_DEVICE_INTERFACE_DISK = {
 332                 0x53F56307L, 0xB6BF, 0x11D0, { 0x94, 0xF2, 0x00, 0xA0, 0xC9, 0x1E, 0xFB, 0x8B }
 333         };
 334
 335         HDEVINFO device_info = SetupDiGetClassDevsA (&GUID_DEVICE_INTERFACE_DISK, 0, 0, DIGCF_PRESENT | DIGCF_DEVICEINTERFACE);
 336         if (device_info == INVALID_HANDLE_VALUE) {
 337                 LOG_DIST_NC("SetupDiClassDevsA failed");
 338                 return drives;
 339         }
 340
 341         int i = 0;
 342         while (true) {
 343                 SP_DEVINFO_DATA device_info_data;
 344                 device_info_data.cbSize = sizeof(SP_DEVINFO_DATA);
 345                 if (!SetupDiEnumDeviceInfo(device_info, i, &device_info_data)) {
 346                         LOG_DIST ("SetupDiEnumDeviceInfo failed (%1)", GetLastError());
 347                         return drives;
 348                 }
 349                 ++i;
 350
 351                 wchar_t friendly_name_buffer[MAX_PATH];
 352                 ZeroMemory (&friendly_name_buffer, sizeof(friendly_name_buffer));
 353
 354                 bool r = SetupDiGetDeviceRegistryPropertyW (
 355                         device_info, &device_info_data, SPDRP_FRIENDLYNAME, 0, reinterpret_cast<PBYTE>(friendly_name_buffer), sizeof(friendly_name_buffer), 0
 356                         );
 357
 358                 if (r) {
 359                         int const length = (wcslen(friendly_name_buffer) + 1) * 2;
 360                         char* utf8 = new char[length];
 361                         /* XXX: this is used in a few places in this file; should be abstracted out */
 362                         WideCharToMultiByte (CP_UTF8, 0, friendly_name_buffer, -1, utf8, length, 0, 0);
 363                         /* XXX: utf8 contains a user-readable name */
 364                         delete[] utf8;
 365                 }
 366
 367                 int j = 0;
 368                 while (true) {
 369                         SP_DEVICE_INTERFACE_DATA device_interface_data;
 370                         device_interface_data.cbSize = sizeof(SP_DEVICE_INTERFACE_DATA);
 371
 372                         bool r = SetupDiEnumDeviceInterfaces (device_info, &device_info_data, &GUID_DEVICE_INTERFACE_DISK, j, &device_interface_data);
 373                         if (!r) {
 374                                 DWORD e = GetLastError();
 375                                 if (e == ERROR_NO_MORE_ITEMS) {
 376                                         break;
 377                                 } else {
 378                                         LOG_DIST("SetupDiEnumDeviceInterfaces failed (%1)", e);
 379                                         return drives;
 380                                 }
 381                         }
 382
 383                         DWORD size;
 384                         r = SetupDiGetDeviceInterfaceDetailW(device_info, &device_interface_data, 0, 0, &size, 0);
 385                         PSP_DEVICE_INTERFACE_DETAIL_DATA_W device_detail_data = static_cast<PSP_DEVICE_INTERFACE_DETAIL_DATA_W> (malloc(size));
 386                         if (!device_detail_data) {
 387                                 LOG_DIST_NC("malloc failed");
 388                                 return drives;
 389                         }
 390
 391                         device_detail_data->cbSize = sizeof(SP_DEVICE_INTERFACE_DETAIL_DATA_W);
 392
 393                         r = SetupDiGetDeviceInterfaceDetailW (device_info, &device_interface_data, device_detail_data, size, &size, 0);
 394                         if (!r) {
 395                                 LOG_DIST_NC("SetupDiGetDeviceInterfaceDetailW failed");
 396                                 return vector<Drive>();
 397                         }
 398
 399                         HANDLE device = CreateFileW (
 400                                 device_detail_data->DevicePath, 0,
 401                                 FILE_SHARE_READ | FILE_SHARE_WRITE, 0,
 402                                 OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, 0
 403                                 );
 404
 405                         if (device == INVALID_HANDLE_VALUE) {
 406                                 LOG_DIST_NC("CreateFileW failed");
 407                                 return drives;
 408                         }
 409
 410                         VOLUME_DISK_EXTENTS disk_extents;
 411                         r = DeviceIoControl (
 412                                 device, IOCTL_VOLUME_GET_VOLUME_DISK_EXTENTS, 0, 0,
 413                                 &disk_extents, sizeof(VOLUME_DISK_EXTENTS), &size, 0
 414                                 );
 415
 416                         if (r && disk_extents.NumberOfDiskExtents > 0) {
 417                                 LOG_DIST("GET_VOLUME_DISK_EXTENTS gives %1", disk_extents.Extents[0].DiskNumber);
 418                                 /* Disk number for \\.\PHYSICALDRIVEx is disk disk_extents.Extents[0].DiskNumber */
 419                         }
 420
 421                         STORAGE_DEVICE_NUMBER device_number;
 422                         r = DeviceIoControl (
 423                                 device, IOCTL_STORAGE_GET_DEVICE_NUMBER, 0, 0,
 424                                 &device_number, sizeof(device_number), &size, 0
 425                                 );
 426
 427                         if (r) {
 428                                 LOG_DIST("GET_DEVICE_NUMBER gives %1", device_number.DeviceNumber);
 429                                 /* Disk number for \\.\PHYSICALDRIVEx is device_number.DeviceNumber */
 430                         }
 431
 432                         ++j;
 433                 }
 434         }
 435
 436         return drives;
 437 }
 438
 439 string
 440 Drive::description () const
 441 {
 442         char gb[64];
 443         snprintf(gb, 64, "%.1f", _size / 1000000000.0);
 444
 445         string name;
 446         if (_vendor) {
 447                 name += *_vendor;
 448         }
 449         if (_model) {
 450                 if (name.size() > 0) {
 451                         name += " " + *_model;
 452                 }
 453         }
 454         if (name.size() == 0) {
 455                 name = _("Unknown");
 456         }
 457
 458         return String::compose("%1 (%2 GB) [%3]", name, gb, _internal_name);
 459 }
 460
 461 boost::filesystem::path
 462 config_path ()
 463 {
 464         boost::filesystem::path p;
 465         p /= g_get_user_config_dir ();
 466         p /= "dcpomatic2";
 467         return p;
 468 }