programs/wineconsole/wineconsole.c

   1 /*
   2  * an application for displaying Win32 console
   3  *
   4  * Copyright 2001, 2002 Eric Pouech
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library 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 GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include "config.h"
  22 #include "wine/port.h"
  23
  24 #include <stdio.h>
  25 #include <stdarg.h>
  26 #include "wine/server.h"
  27 #include "winecon_private.h"
  28 #include "winnls.h"
  29 #include "winuser.h"
  30
  31 #include "wine/debug.h"
  32
  33 WINE_DEFAULT_DEBUG_CHANNEL(wineconsole);
  34
  35 void WINECON_Fatal(const char* msg)
  36 {
  37     WINE_ERR("%s\n", msg);
  38     ExitProcess(0);
  39 }
  40
  41 static void printf_res(UINT uResId, ...)
  42 {
  43     WCHAR buffer[1024];
  44     CHAR ansi[1024];
  45     va_list args;
  46
  47     va_start(args, uResId);
  48     LoadStringW(GetModuleHandleW(NULL), uResId, buffer, sizeof(buffer)/sizeof(buffer[0]));
  49     WideCharToMultiByte(CP_UNIXCP, 0, buffer, -1, ansi, sizeof(ansi), NULL, NULL);
  50     vprintf(ansi, args);
  51     va_end(args);
  52 }
  53
  54 static void WINECON_Usage(void)
  55 {
  56     printf_res(IDS_USAGE_HEADER);
  57     printf_res(IDS_USAGE_BACKEND);
  58     printf_res(IDS_USAGE_COMMAND);
  59     printf_res(IDS_USAGE_FOOTER);
  60 }
  61
  62 /******************************************************************
  63  *              WINECON_FetchCells
  64  *
  65  * updates the local copy of cells (band to update)
  66  */
  67 static void WINECON_FetchCells(struct inner_data* data, int upd_tp, int upd_bm)
  68 {
  69     SERVER_START_REQ( read_console_output )
  70     {
  71         req->handle = wine_server_obj_handle( data->hConOut );
  72         req->x      = 0;
  73         req->y      = upd_tp;
  74         req->mode   = CHAR_INFO_MODE_TEXTATTR;
  75         req->wrap   = TRUE;
  76         wine_server_set_reply( req, &data->cells[upd_tp * data->curcfg.sb_width],
  77                                (upd_bm-upd_tp+1) * data->curcfg.sb_width * sizeof(CHAR_INFO) );
  78         wine_server_call( req );
  79     }
  80     SERVER_END_REQ;
  81     data->fnRefresh(data, upd_tp, upd_bm);
  82 }
  83
  84 /******************************************************************
  85  *              WINECON_ResizeWithContainer
  86  *
  87  * For console embedded in a container (e.g. user in a win32 window, or (n)curses
  88  * in a TERM, perform resize of console (screen buffer and window) to fit in
  89  * (new) container size.
  90  */
  91 void WINECON_ResizeWithContainer(struct inner_data* data, int width, int height)
  92 {
  93     struct config_data  cfg;
  94
  95     if (data->in_set_config) return;
  96
  97     cfg = data->curcfg;
  98     cfg.win_width  = width;
  99     cfg.win_height = height;
 100
 101     /* auto size screen-buffer if it's now smaller than window */
 102     if (cfg.sb_width  < cfg.win_width)  cfg.sb_width = cfg.win_width;
 103     if (cfg.sb_height < cfg.win_height) cfg.sb_height = cfg.win_height;
 104
 105     /* and reset window pos so that we don't display outside of the screen-buffer */
 106     if (cfg.win_pos.X + cfg.win_width  > cfg.sb_width)  cfg.win_pos.X = cfg.sb_width  - cfg.win_width;
 107     if (cfg.win_pos.Y + cfg.win_height > cfg.sb_height) cfg.win_pos.Y = cfg.sb_height - cfg.win_height;
 108
 109     WINECON_SetConfig(data, &cfg);
 110 }
 111
 112 /******************************************************************
 113  *              WINECON_SetHistorySize
 114  *
 115  *
 116  */
 117 static BOOL WINECON_SetHistorySize(HANDLE hConIn, int size)
 118 {
 119     BOOL        ret;
 120
 121     SERVER_START_REQ(set_console_input_info)
 122     {
 123         req->handle = wine_server_obj_handle( hConIn );
 124         req->mask = SET_CONSOLE_INPUT_INFO_HISTORY_SIZE;
 125         req->history_size = size;
 126         ret = !wine_server_call_err( req );
 127     }
 128     SERVER_END_REQ;
 129     return ret;
 130 }
 131
 132 /******************************************************************
 133  *              WINECON_SetHistoryMode
 134  *
 135  *
 136  */
 137 static BOOL WINECON_SetHistoryMode(HANDLE hConIn, int mode)
 138 {
 139     BOOL        ret;
 140
 141     SERVER_START_REQ(set_console_input_info)
 142     {
 143         req->handle = wine_server_obj_handle( hConIn );
 144         req->mask = SET_CONSOLE_INPUT_INFO_HISTORY_MODE;
 145         req->history_mode = mode;
 146         ret = !wine_server_call_err( req );
 147     }
 148     SERVER_END_REQ;
 149     return ret;
 150 }
 151
 152 /******************************************************************
 153  *              WINECON_GetConsoleTitle
 154  *
 155  *
 156  */
 157 BOOL WINECON_GetConsoleTitle(HANDLE hConIn, WCHAR* buffer, size_t len)
 158 {
 159     BOOL ret;
 160
 161     if (len < sizeof(WCHAR)) return FALSE;
 162
 163     SERVER_START_REQ( get_console_input_info )
 164     {
 165         req->handle = wine_server_obj_handle( hConIn );
 166         wine_server_set_reply( req, buffer, len - sizeof(WCHAR) );
 167         if ((ret = !wine_server_call_err( req )))
 168         {
 169             len = wine_server_reply_size( reply );
 170             buffer[len / sizeof(WCHAR)] = 0;
 171         }
 172     }
 173     SERVER_END_REQ;
 174     return ret;
 175 }
 176
 177 /******************************************************************
 178  *              WINECON_SetEditionMode
 179  *
 180  *
 181  */
 182 static BOOL WINECON_SetEditionMode(HANDLE hConIn, int edition_mode)
 183 {
 184     BOOL ret;
 185
 186     SERVER_START_REQ( set_console_input_info )
 187     {
 188         req->handle = wine_server_obj_handle( hConIn );
 189         req->mask = SET_CONSOLE_INPUT_INFO_EDITION_MODE;
 190         req->edition_mode = edition_mode;
 191         ret = !wine_server_call_err( req );
 192     }
 193     SERVER_END_REQ;
 194     return ret;
 195 }
 196
 197 /******************************************************************
 198  *              WINECON_GrabChanges
 199  *
 200  * A change occurs, try to figure out which
 201  */
 202 int     WINECON_GrabChanges(struct inner_data* data)
 203 {
 204     struct console_renderer_event       evts[256];
 205     int i, num, ev_found;
 206     HANDLE h;
 207
 208     SERVER_START_REQ( get_console_renderer_events )
 209     {
 210         wine_server_set_reply( req, evts, sizeof(evts) );
 211         req->handle = wine_server_obj_handle( data->hSynchro );
 212         if (!wine_server_call_err( req )) num = wine_server_reply_size(reply) / sizeof(evts[0]);
 213         else num = 0;
 214     }
 215     SERVER_END_REQ;
 216     if (!num) {WINE_WARN("hmm renderer signaled but no events available\n"); return 1;}
 217
 218     /* FIXME: should do some event compression here (cursor pos, update) */
 219     /* step 1: keep only last cursor pos event */
 220     ev_found = -1;
 221     for (i = num - 1; i >= 0; i--)
 222     {
 223         if (evts[i].event == CONSOLE_RENDERER_CURSOR_POS_EVENT)
 224         {
 225             if (ev_found != -1)
 226                 evts[i].event = CONSOLE_RENDERER_NONE_EVENT;
 227             ev_found = i;
 228         }
 229     }
 230     /* step 2: manage update events */
 231     ev_found = -1;
 232     for (i = 0; i < num; i++)
 233     {
 234         if (evts[i].event == CONSOLE_RENDERER_NONE_EVENT ||
 235             evts[i].event == CONSOLE_RENDERER_CURSOR_POS_EVENT ||
 236             evts[i].event == CONSOLE_RENDERER_CURSOR_GEOM_EVENT) continue;
 237         if (evts[i].event != CONSOLE_RENDERER_UPDATE_EVENT)
 238         {
 239             ev_found = -1;
 240             continue;
 241         }
 242
 243         if (ev_found != -1 &&  /* Only 2 cases where they CANNOT merge */
 244             !(evts[i       ].u.update.bottom + 1 < evts[ev_found].u.update.top ||
 245               evts[ev_found].u.update.bottom + 1 < evts[i       ].u.update.top))
 246         {
 247             evts[i].u.update.top    = min(evts[i       ].u.update.top,
 248                                           evts[ev_found].u.update.top);
 249             evts[i].u.update.bottom = max(evts[i       ].u.update.bottom,
 250                                           evts[ev_found].u.update.bottom);
 251             evts[ev_found].event = CONSOLE_RENDERER_NONE_EVENT;
 252         }
 253         ev_found = i;
 254     }
 255
 256     WINE_TRACE("Events:");
 257     for (i = 0; i < num; i++)
 258     {
 259         switch (evts[i].event)
 260         {
 261         case CONSOLE_RENDERER_NONE_EVENT:
 262             WINE_TRACE(" NOP");
 263             break;
 264         case CONSOLE_RENDERER_TITLE_EVENT:
 265             WINE_TRACE(" title()");
 266             data->fnSetTitle(data);
 267             break;
 268         case CONSOLE_RENDERER_ACTIVE_SB_EVENT:
 269             SERVER_START_REQ( open_console )
 270             {
 271                 req->from       = wine_server_obj_handle( data->hConIn );
 272                 req->access     = GENERIC_READ | GENERIC_WRITE;
 273                 req->attributes = 0;
 274                 req->share      = FILE_SHARE_READ | FILE_SHARE_WRITE;
 275                 h = wine_server_call_err( req ) ? 0 : wine_server_ptr_handle(reply->handle);
 276             }
 277             SERVER_END_REQ;
 278             WINE_TRACE(" active(%p)", h);
 279             if (h)
 280             {
 281                 CloseHandle(data->hConOut);
 282                 data->hConOut = h;
 283             }
 284             break;
 285         case CONSOLE_RENDERER_SB_RESIZE_EVENT:
 286             if (data->curcfg.sb_width != evts[i].u.resize.width ||
 287                 data->curcfg.sb_height != evts[i].u.resize.height)
 288             {
 289                 WINE_TRACE(" resize(%d,%d)", evts[i].u.resize.width, evts[i].u.resize.height);
 290                 data->curcfg.sb_width  = evts[i].u.resize.width;
 291                 data->curcfg.sb_height = evts[i].u.resize.height;
 292
 293                 data->cells = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, data->cells,
 294                                           data->curcfg.sb_width * data->curcfg.sb_height * sizeof(CHAR_INFO));
 295
 296                 if (!data->cells) WINECON_Fatal("OOM\n");
 297                 data->fnResizeScreenBuffer(data);
 298                 data->fnComputePositions(data);
 299             }
 300             break;
 301         case CONSOLE_RENDERER_UPDATE_EVENT:
 302             WINE_TRACE(" update(%d,%d)", evts[i].u.update.top, evts[i].u.update.bottom);
 303             WINECON_FetchCells(data, evts[i].u.update.top, evts[i].u.update.bottom);
 304             break;
 305         case CONSOLE_RENDERER_CURSOR_POS_EVENT:
 306             if (evts[i].u.cursor_pos.x != data->cursor.X || evts[i].u.cursor_pos.y != data->cursor.Y)
 307             {
 308                 WINE_TRACE(" curs-pos(%d,%d)",evts[i].u.cursor_pos.x, evts[i].u.cursor_pos.y);
 309                 data->cursor.X = evts[i].u.cursor_pos.x;
 310                 data->cursor.Y = evts[i].u.cursor_pos.y;
 311                 data->fnPosCursor(data);
 312             }
 313             break;
 314         case CONSOLE_RENDERER_CURSOR_GEOM_EVENT:
 315             if (evts[i].u.cursor_geom.size != data->curcfg.cursor_size ||
 316                 evts[i].u.cursor_geom.visible != data->curcfg.cursor_visible)
 317             {
 318                 WINE_TRACE(" curs-geom(%d,%d)",
 319                            evts[i].u.cursor_geom.size, evts[i].u.cursor_geom.visible);
 320                 data->fnShapeCursor(data, evts[i].u.cursor_geom.size,
 321                                     evts[i].u.cursor_geom.visible, FALSE);
 322             }
 323             break;
 324         case CONSOLE_RENDERER_DISPLAY_EVENT:
 325             if (evts[i].u.display.left != data->curcfg.win_pos.X)
 326             {
 327                 WINE_TRACE(" h-scroll(%d)", evts[i].u.display.left);
 328                 data->fnScroll(data, evts[i].u.display.left, TRUE);
 329                 data->fnPosCursor(data);
 330             }
 331             if (evts[i].u.display.top != data->curcfg.win_pos.Y)
 332             {
 333                 WINE_TRACE(" v-scroll(%d)", evts[i].u.display.top);
 334                 data->fnScroll(data, evts[i].u.display.top, FALSE);
 335                 data->fnPosCursor(data);
 336             }
 337             if (evts[i].u.display.width != data->curcfg.win_width ||
 338                 evts[i].u.display.height != data->curcfg.win_height)
 339             {
 340                 WINE_TRACE(" win-size(%d,%d)", evts[i].u.display.width, evts[i].u.display.height);
 341                 data->curcfg.win_width = evts[i].u.display.width;
 342                 data->curcfg.win_height = evts[i].u.display.height;
 343                 data->fnComputePositions(data);
 344             }
 345             break;
 346         case CONSOLE_RENDERER_EXIT_EVENT:
 347             WINE_TRACE(". Exit!!\n");
 348             return 0;
 349         default:
 350             WINE_FIXME("Unknown event type (%d)\n", evts[i].event);
 351         }
 352     }
 353
 354     WINE_TRACE(".\n");
 355     return 1;
 356 }
 357
 358 /******************************************************************
 359  *              WINECON_SetConfig
 360  *
 361  * Apply to data all the configuration elements from cfg. This includes modification
 362  * of server side equivalent and visual parts.
 363  * If force is FALSE, only the changed items are modified.
 364  */
 365 void     WINECON_SetConfig(struct inner_data* data, const struct config_data* cfg)
 366 {
 367     if (data->in_set_config) return;
 368     data->in_set_config = TRUE;
 369     if (data->curcfg.cursor_size != cfg->cursor_size ||
 370         data->curcfg.cursor_visible != cfg->cursor_visible)
 371     {
 372         CONSOLE_CURSOR_INFO cinfo;
 373         cinfo.dwSize = cfg->cursor_size;
 374         /* <FIXME>: this hack is needed to pass thru the invariant test operation on server side
 375          * (no notification is sent when invariant operation is requested
 376          */
 377         cinfo.bVisible = !cfg->cursor_visible;
 378         SetConsoleCursorInfo(data->hConOut, &cinfo);
 379         /* </FIXME> */
 380         cinfo.bVisible = cfg->cursor_visible;
 381         /* this shall update (through notif) curcfg */
 382         SetConsoleCursorInfo(data->hConOut, &cinfo);
 383     }
 384     if (data->curcfg.history_size != cfg->history_size)
 385     {
 386         data->curcfg.history_size = cfg->history_size;
 387         WINECON_SetHistorySize(data->hConIn, cfg->history_size);
 388     }
 389     if (data->curcfg.history_nodup != cfg->history_nodup)
 390     {
 391         data->curcfg.history_nodup = cfg->history_nodup;
 392         WINECON_SetHistoryMode(data->hConIn, cfg->history_nodup);
 393     }
 394     data->curcfg.menu_mask = cfg->menu_mask;
 395     data->curcfg.quick_edit = cfg->quick_edit;
 396     if (1 /* FIXME: font info has changed */)
 397     {
 398         data->fnSetFont(data, cfg->face_name, cfg->cell_height, cfg->font_weight);
 399     }
 400     if (data->curcfg.def_attr != cfg->def_attr)
 401     {
 402         data->curcfg.def_attr = cfg->def_attr;
 403         SetConsoleTextAttribute(data->hConOut, cfg->def_attr);
 404     }
 405     /* now let's look at the window / sb size changes...
 406      * since the server checks that sb is always bigger than window,
 407      * we have to take care of doing the operations in the right order
 408      */
 409     /* a set of macros to make things easier to read
 410      * The Test<A><B> macros test if the <A> (width/height) needs to be changed
 411      * for <B> (window / ScreenBuffer)
 412      * The Change<A><B> actually modify the <B> dimension of <A>.
 413      */
 414 #define TstSBfWidth()   (data->curcfg.sb_width != cfg->sb_width)
 415 #define TstWinHPos()    (data->curcfg.win_width != cfg->win_width || data->curcfg.win_pos.X != cfg->win_pos.X)
 416
 417 #define ChgSBfWidth()   do {c.X = cfg->sb_width; \
 418                             c.Y = data->curcfg.sb_height;\
 419                             SetConsoleScreenBufferSize(data->hConOut, c);\
 420                         } while (0)
 421 #define ChgWinHPos()    do {pos.Left = cfg->win_pos.X - data->curcfg.win_pos.X; \
 422                             pos.Top = 0; \
 423                             pos.Right = pos.Left + cfg->win_width - data->curcfg.win_width; \
 424                             pos.Bottom = 0; \
 425                             SetConsoleWindowInfo(data->hConOut, FALSE, &pos);\
 426                         } while (0)
 427 #define TstSBfHeight()  (data->curcfg.sb_height != cfg->sb_height)
 428 #define TstWinVPos()    (data->curcfg.win_height != cfg->win_height || data->curcfg.win_pos.Y != cfg->win_pos.Y)
 429
 430 /* since we're going to apply height after width is done, we use width as defined
 431  * in cfg, and not in data->curcfg because if won't be updated yet */
 432 #define ChgSBfHeight()  do {c.X = cfg->sb_width; c.Y = cfg->sb_height; \
 433                             SetConsoleScreenBufferSize(data->hConOut, c); \
 434                         } while (0)
 435 #define ChgWinVPos()    do {pos.Left = 0; \
 436                             pos.Top = cfg->win_pos.Y - data->curcfg.win_pos.Y; \
 437                             pos.Right = 0; \
 438                             pos.Bottom = pos.Top + cfg->win_height - data->curcfg.win_height; \
 439                             SetConsoleWindowInfo(data->hConOut, FALSE, &pos);\
 440                         } while (0)
 441
 442     do
 443     {
 444         COORD       c;
 445         SMALL_RECT  pos;
 446
 447         if (TstSBfWidth())
 448         {
 449             if (TstWinHPos())
 450             {
 451                 /* we're changing both at the same time, do it in the right order */
 452                 if (cfg->sb_width >= data->curcfg.win_width)
 453                 {
 454                     ChgSBfWidth(); ChgWinHPos();
 455                 }
 456                 else
 457                 {
 458                     ChgWinHPos(); ChgSBfWidth();
 459                 }
 460             }
 461             else ChgSBfWidth();
 462         }
 463         else if (TstWinHPos()) ChgWinHPos();
 464         if (TstSBfHeight())
 465         {
 466             if (TstWinVPos())
 467             {
 468                 if (cfg->sb_height >= data->curcfg.win_height)
 469                 {
 470                     ChgSBfHeight(); ChgWinVPos();
 471                 }
 472                 else
 473                 {
 474                     ChgWinVPos(); ChgSBfHeight();
 475                 }
 476             }
 477             else ChgSBfHeight();
 478         }
 479         else if (TstWinVPos()) ChgWinVPos();
 480     } while (0);
 481 #undef TstSBfWidth
 482 #undef TstWinHPos
 483 #undef ChgSBfWidth
 484 #undef ChgWinHPos
 485 #undef TstSBfHeight
 486 #undef TstWinVPos
 487 #undef ChgSBfHeight
 488 #undef ChgWinVPos
 489
 490     data->curcfg.exit_on_die = cfg->exit_on_die;
 491     if (data->curcfg.edition_mode != cfg->edition_mode)
 492     {
 493         data->curcfg.edition_mode = cfg->edition_mode;
 494         WINECON_SetEditionMode(data->hConIn, cfg->edition_mode);
 495     }
 496     /* we now need to gather all events we got from the operations above,
 497      * in order to get data correctly updated
 498      */
 499     WINECON_GrabChanges(data);
 500     data->in_set_config = FALSE;
 501 }
 502
 503 /******************************************************************
 504  *              WINECON_Delete
 505  *
 506  * Destroy wineconsole internal data
 507  */
 508 static void WINECON_Delete(struct inner_data* data)
 509 {
 510     if (!data) return;
 511
 512     if (data->fnDeleteBackend)  data->fnDeleteBackend(data);
 513     if (data->hConIn)           CloseHandle(data->hConIn);
 514     if (data->hConOut)          CloseHandle(data->hConOut);
 515     if (data->hSynchro)         CloseHandle(data->hSynchro);
 516     HeapFree(GetProcessHeap(), 0, data->cells);
 517     HeapFree(GetProcessHeap(), 0, data);
 518 }
 519
 520 /******************************************************************
 521  *              WINECON_GetServerConfig
 522  *
 523  * Fills data->curcfg with the actual configuration running in the server
 524  * (getting real information on the server, and not relying on cached
 525  * information in data)
 526  */
 527 static BOOL WINECON_GetServerConfig(struct inner_data* data)
 528 {
 529     BOOL        ret;
 530
 531     SERVER_START_REQ(get_console_input_info)
 532     {
 533         req->handle = wine_server_obj_handle( data->hConIn );
 534         ret = !wine_server_call_err( req );
 535         data->curcfg.history_size = reply->history_size;
 536         data->curcfg.history_nodup = reply->history_mode;
 537         data->curcfg.edition_mode = reply->edition_mode;
 538     }
 539     SERVER_END_REQ;
 540     if (!ret) return FALSE;
 541     SERVER_START_REQ(get_console_output_info)
 542     {
 543         req->handle = wine_server_obj_handle( data->hConOut );
 544         ret = !wine_server_call_err( req );
 545         data->curcfg.cursor_size = reply->cursor_size;
 546         data->curcfg.cursor_visible = reply->cursor_visible;
 547         data->curcfg.def_attr = reply->attr;
 548         data->curcfg.sb_width = reply->width;
 549         data->curcfg.sb_height = reply->height;
 550         data->curcfg.win_width = reply->win_right - reply->win_left + 1;
 551         data->curcfg.win_height = reply->win_bottom - reply->win_top + 1;
 552     }
 553     SERVER_END_REQ;
 554     WINECON_DumpConfig("first cfg: ", &data->curcfg);
 555
 556     return ret;
 557 }
 558
 559 /******************************************************************
 560  *              WINECON_Init
 561  *
 562  * Initialisation part I. Creation of server object (console input and
 563  * active screen buffer)
 564  */
 565 static struct inner_data* WINECON_Init(HINSTANCE hInst, DWORD pid, LPCWSTR appname,
 566                                        enum init_return (*backend)(struct inner_data*),
 567                                        INT nCmdShow)
 568 {
 569     struct inner_data*  data = NULL;
 570     DWORD               ret;
 571     struct config_data  cfg;
 572     STARTUPINFOW        si;
 573
 574     data = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*data));
 575     if (!data) return 0;
 576
 577     GetStartupInfoW(&si);
 578
 579     if (pid == 0)
 580     {
 581         if (!si.lpTitle) WINECON_Fatal("Should have a title set");
 582         appname = si.lpTitle;
 583     }
 584
 585     data->nCmdShow = nCmdShow;
 586     /* load settings */
 587     WINECON_RegLoad(appname, &cfg);
 588
 589     /* some overrides */
 590     if (pid == 0)
 591     {
 592         if (si.dwFlags & STARTF_USECOUNTCHARS)
 593         {
 594             cfg.sb_width  = si.dwXCountChars;
 595             cfg.sb_height = si.dwYCountChars;
 596         }
 597         if (si.dwFlags & STARTF_USEFILLATTRIBUTE)
 598             cfg.def_attr = si.dwFillAttribute;
 599         /* should always be defined */
 600     }
 601
 602     /* the handles here are created without the whistles and bells required by console
 603      * (mainly because wineconsole doesn't need it)
 604      * - they are not inheritable
 605      * - hConIn is not synchronizable
 606      */
 607     SERVER_START_REQ(alloc_console)
 608     {
 609         req->access     = GENERIC_READ | GENERIC_WRITE;
 610         req->attributes = 0;
 611         req->pid        = pid;
 612         req->input_fd   = -1;
 613
 614         ret = !wine_server_call_err( req );
 615         data->hConIn = wine_server_ptr_handle( reply->handle_in );
 616         data->hSynchro = wine_server_ptr_handle( reply->event );
 617     }
 618     SERVER_END_REQ;
 619     if (!ret) goto error;
 620     WINE_TRACE("using hConIn %p, hSynchro event %p\n", data->hConIn, data->hSynchro);
 621
 622     SERVER_START_REQ(create_console_output)
 623     {
 624         req->handle_in  = wine_server_obj_handle( data->hConIn );
 625         req->access     = GENERIC_WRITE|GENERIC_READ;
 626         req->attributes = 0;
 627         req->share      = FILE_SHARE_READ|FILE_SHARE_WRITE;
 628         req->fd         = -1;
 629         ret = !wine_server_call_err( req );
 630         data->hConOut   = wine_server_ptr_handle( reply->handle_out );
 631     }
 632     SERVER_END_REQ;
 633     if (!ret) goto error;
 634     WINE_TRACE("using hConOut %p\n", data->hConOut);
 635
 636     /* filling data->curcfg from cfg */
 637     switch ((*backend)(data))
 638     {
 639     case init_not_supported:
 640         if (backend == WCCURSES_InitBackend)
 641         {
 642             if (WCUSER_InitBackend( data ) != init_success) break;
 643         }
 644         else if (backend == WCUSER_InitBackend)
 645         {
 646             if (WCCURSES_InitBackend( data ) != init_success) break;
 647         }
 648         /* fall through */
 649     case init_success:
 650         WINECON_GetServerConfig(data);
 651         data->cells = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
 652                                 data->curcfg.sb_width * data->curcfg.sb_height * sizeof(CHAR_INFO));
 653         if (!data->cells) WINECON_Fatal("OOM\n");
 654         data->fnResizeScreenBuffer(data);
 655         data->fnComputePositions(data);
 656         WINECON_SetConfig(data, &cfg);
 657         data->curcfg.registry = cfg.registry;
 658         WINECON_DumpConfig("fint", &data->curcfg);
 659         SERVER_START_REQ( set_console_input_info )
 660         {
 661             req->handle = wine_server_obj_handle( data->hConIn );
 662             req->win = wine_server_user_handle( data->hWnd );
 663             req->mask = SET_CONSOLE_INPUT_INFO_TITLE |
 664                         SET_CONSOLE_INPUT_INFO_WIN;
 665             wine_server_add_data( req, appname, lstrlenW(appname) * sizeof(WCHAR) );
 666             ret = !wine_server_call_err( req );
 667         }
 668         SERVER_END_REQ;
 669         if (!ret) goto error;
 670
 671         return data;
 672     case init_failed:
 673         break;
 674     }
 675
 676  error:
 677     WINE_ERR("failed to init.\n");
 678
 679     WINECON_Delete(data);
 680     return NULL;
 681 }
 682
 683 /******************************************************************
 684  *              WINECON_Spawn
 685  *
 686  * Spawn the child process when invoked with wineconsole foo bar
 687  */
 688 static BOOL WINECON_Spawn(struct inner_data* data, LPWSTR cmdLine)
 689 {
 690     PROCESS_INFORMATION info;
 691     STARTUPINFOW        startup;
 692     BOOL                done;
 693
 694     /* we're in the case wineconsole <exe> <options>... spawn the new process */
 695     memset(&startup, 0, sizeof(startup));
 696     startup.cb          = sizeof(startup);
 697     startup.dwFlags     = STARTF_USESTDHANDLES;
 698
 699     /* the attributes of wineconsole's handles are not adequate for inheritance, so
 700      * get them with the correct attributes before process creation
 701      */
 702     if (!DuplicateHandle(GetCurrentProcess(), data->hConIn,  GetCurrentProcess(),
 703                          &startup.hStdInput, GENERIC_READ|GENERIC_WRITE|SYNCHRONIZE, TRUE, 0) ||
 704         !DuplicateHandle(GetCurrentProcess(), data->hConOut, GetCurrentProcess(),
 705                          &startup.hStdOutput, GENERIC_READ|GENERIC_WRITE, TRUE, 0) ||
 706         !DuplicateHandle(GetCurrentProcess(), data->hConOut, GetCurrentProcess(),
 707                          &startup.hStdError, GENERIC_READ|GENERIC_WRITE, TRUE, 0))
 708     {
 709         WINE_ERR("Can't dup handles\n");
 710         /* no need to delete handles, we're exiting the program anyway */
 711         return FALSE;
 712     }
 713
 714     done = CreateProcessW(NULL, cmdLine, NULL, NULL, TRUE, 0L, NULL, NULL, &startup, &info);
 715
 716     /* we no longer need the handles passed to the child for the console */
 717     CloseHandle(startup.hStdInput);
 718     CloseHandle(startup.hStdOutput);
 719     CloseHandle(startup.hStdError);
 720
 721     CloseHandle(info.hProcess);
 722     CloseHandle(info.hThread);
 723
 724     return done;
 725 }
 726
 727 struct wc_init {
 728     LPCSTR              ptr;
 729     enum {from_event, from_process_name} mode;
 730     enum init_return    (*backend)(struct inner_data*);
 731     HANDLE              event;
 732 };
 733
 734 #define WINECON_CMD_SHOW_USAGE 0x10000
 735
 736 /******************************************************************
 737  *               WINECON_ParseOptions
 738  *
 739  * RETURNS
 740  *   On success: 0
 741  *   On error:   error string id optionally with the CMD_SHOW_USAGE flag
 742  */
 743 static UINT WINECON_ParseOptions(const char* lpCmdLine, struct wc_init* wci)
 744 {
 745     memset(wci, 0, sizeof(*wci));
 746     wci->ptr = lpCmdLine;
 747     wci->mode = from_process_name;
 748     wci->backend = WCUSER_InitBackend;
 749
 750     for (;;)
 751     {
 752         while (*wci->ptr == ' ' || *wci->ptr == '\t') wci->ptr++;
 753         if (wci->ptr[0] != '-') break;
 754         if (strncmp(wci->ptr, "--use-event=", 12) == 0)
 755         {
 756             char*           end;
 757             wci->event = (HANDLE)strtol(wci->ptr + 12, &end, 10);
 758             if (end == wci->ptr + 12) return IDS_CMD_INVALID_EVENT_ID;
 759             wci->mode = from_event;
 760             wci->ptr = end;
 761         }
 762         else if (strncmp(wci->ptr, "--backend=", 10) == 0)
 763         {
 764             if (strncmp(wci->ptr + 10, "user", 4) == 0)
 765             {
 766                 wci->backend = WCUSER_InitBackend;
 767                 wci->ptr += 14;
 768             }
 769             else if (strncmp(wci->ptr + 10, "curses", 6) == 0)
 770             {
 771                 wci->backend = WCCURSES_InitBackend;
 772                 wci->ptr += 16;
 773             }
 774             else
 775                 return IDS_CMD_INVALID_BACKEND;
 776         }
 777         else
 778             return IDS_CMD_INVALID_OPTION|WINECON_CMD_SHOW_USAGE;
 779     }
 780
 781     if (wci->mode == from_event)
 782         return 0;
 783
 784     while (*wci->ptr == ' ' || *wci->ptr == '\t') wci->ptr++;
 785     if (*wci->ptr == 0)
 786         return IDS_CMD_ABOUT|WINECON_CMD_SHOW_USAGE;
 787
 788     return 0;
 789 }
 790
 791 /******************************************************************
 792  *              WinMain
 793  *
 794  * wineconsole can either be started as:
 795  *      wineconsole --use-event=<int>   used when a new console is created (AllocConsole)
 796  *      wineconsole <pgm> <arguments>   used to start the program <pgm> from the command line in
 797  *                                      a freshly created console
 798  * --backend=(curses|user) can also be used to select the desired backend
 799  */
 800 int PASCAL WinMain(HINSTANCE hInst, HINSTANCE hPrev, LPSTR lpCmdLine, INT nCmdShow)
 801 {
 802     struct inner_data*  data;
 803     int                 ret = 1;
 804     struct wc_init      wci;
 805
 806     if ((ret = WINECON_ParseOptions(lpCmdLine, &wci)) != 0)
 807     {
 808         printf_res(ret & 0xffff);
 809         if (ret & WINECON_CMD_SHOW_USAGE)
 810             WINECON_Usage();
 811         return 0;
 812     }
 813
 814     switch (wci.mode)
 815     {
 816     case from_event:
 817         /* case of wineconsole <evt>, signal process that created us that we're up and running */
 818         if (!(data = WINECON_Init(hInst, 0, NULL, wci.backend, nCmdShow))) return 0;
 819         ret = SetEvent(wci.event);
 820         if (!ret) WINE_ERR("SetEvent failed.\n");
 821         break;
 822     case from_process_name:
 823         {
 824             WCHAR           buffer[256];
 825
 826             MultiByteToWideChar(CP_ACP, 0, wci.ptr, -1, buffer, sizeof(buffer) / sizeof(buffer[0]));
 827
 828             if (!(data = WINECON_Init(hInst, GetCurrentProcessId(), buffer, wci.backend, nCmdShow)))
 829                 return 0;
 830             ret = WINECON_Spawn(data, buffer);
 831             if (!ret)
 832             {
 833                 WINECON_Delete(data);
 834                 printf_res(IDS_CMD_LAUNCH_FAILED, wine_dbgstr_a(wci.ptr));
 835                 return 0;
 836             }
 837         }
 838         break;
 839     default:
 840         return 0;
 841     }
 842
 843     if (ret)
 844     {
 845         WINE_TRACE("calling MainLoop.\n");
 846         ret = data->fnMainLoop(data);
 847     }
 848
 849     WINECON_Delete(data);
 850
 851     return ret;
 852 }