programs/taskmgr/affinity.c

   1 /*
   2  *  ReactOS Task Manager
   3  *
   4  *  affinity.c
   5  *
   6  *  Copyright (C) 1999 - 2001  Brian Palmer  <brianp@reactos.org>
   7  *  Copyright (C) 2008  Vladimir Pankratov
   8  *
   9  * This library is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU Lesser General Public
  11  * License as published by the Free Software Foundation; either
  12  * version 2.1 of the License, or (at your option) any later version.
  13  *
  14  * This library is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17  * Lesser General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU Lesser General Public
  20  * License along with this library; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  22  */
  23
  24 #define WIN32_LEAN_AND_MEAN    /* Exclude rarely-used stuff from Windows headers */
  25 #include <windows.h>
  26 #include <commctrl.h>
  27 #include <stdlib.h>
  28 #include <memory.h>
  29 #include <winnt.h>
  30 #include <stdio.h>
  31
  32 #include "wine/unicode.h"
  33 #include "taskmgr.h"
  34 #include "perfdata.h"
  35
  36 HANDLE        hProcessAffinityHandle;
  37
  38 WCHAR    wszUnable2Access[255];
  39
  40 static INT_PTR CALLBACK
  41 AffinityDialogWndProc(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam)
  42 {
  43     DWORD_PTR dwProcessAffinityMask = 0;
  44     DWORD_PTR dwSystemAffinityMask = 0;
  45     WCHAR     wstrErrorText[256];
  46
  47     switch (message) {
  48     case WM_INITDIALOG:
  49
  50         /*
  51          * Get the current affinity mask for the process and
  52          * the number of CPUs present in the system
  53          */
  54         if (!GetProcessAffinityMask(hProcessAffinityHandle, &dwProcessAffinityMask, &dwSystemAffinityMask))    {
  55             GetLastErrorText(wstrErrorText, sizeof(wstrErrorText)/sizeof(WCHAR));
  56             EndDialog(hDlg, 0);
  57             LoadStringW(hInst, IDS_AFFINITY_UNABLE2ACCESS, wszUnable2Access, sizeof(wszUnable2Access)/sizeof(WCHAR));
  58             MessageBoxW(hMainWnd, wstrErrorText, wszUnable2Access, MB_OK|MB_ICONSTOP);
  59         }
  60
  61         /*
  62          * Enable a checkbox for each processor present in the system
  63          */
  64         if (dwSystemAffinityMask & 0x00000001)
  65             EnableWindow(GetDlgItem(hDlg, IDC_CPU0), TRUE);
  66         if (dwSystemAffinityMask & 0x00000002)
  67             EnableWindow(GetDlgItem(hDlg, IDC_CPU1), TRUE);
  68         if (dwSystemAffinityMask & 0x00000004)
  69             EnableWindow(GetDlgItem(hDlg, IDC_CPU2), TRUE);
  70         if (dwSystemAffinityMask & 0x00000008)
  71             EnableWindow(GetDlgItem(hDlg, IDC_CPU3), TRUE);
  72         if (dwSystemAffinityMask & 0x00000010)
  73             EnableWindow(GetDlgItem(hDlg, IDC_CPU4), TRUE);
  74         if (dwSystemAffinityMask & 0x00000020)
  75             EnableWindow(GetDlgItem(hDlg, IDC_CPU5), TRUE);
  76         if (dwSystemAffinityMask & 0x00000040)
  77             EnableWindow(GetDlgItem(hDlg, IDC_CPU6), TRUE);
  78         if (dwSystemAffinityMask & 0x00000080)
  79             EnableWindow(GetDlgItem(hDlg, IDC_CPU7), TRUE);
  80         if (dwSystemAffinityMask & 0x00000100)
  81             EnableWindow(GetDlgItem(hDlg, IDC_CPU8), TRUE);
  82         if (dwSystemAffinityMask & 0x00000200)
  83             EnableWindow(GetDlgItem(hDlg, IDC_CPU9), TRUE);
  84         if (dwSystemAffinityMask & 0x00000400)
  85             EnableWindow(GetDlgItem(hDlg, IDC_CPU10), TRUE);
  86         if (dwSystemAffinityMask & 0x00000800)
  87             EnableWindow(GetDlgItem(hDlg, IDC_CPU11), TRUE);
  88         if (dwSystemAffinityMask & 0x00001000)
  89             EnableWindow(GetDlgItem(hDlg, IDC_CPU12), TRUE);
  90         if (dwSystemAffinityMask & 0x00002000)
  91             EnableWindow(GetDlgItem(hDlg, IDC_CPU13), TRUE);
  92         if (dwSystemAffinityMask & 0x00004000)
  93             EnableWindow(GetDlgItem(hDlg, IDC_CPU14), TRUE);
  94         if (dwSystemAffinityMask & 0x00008000)
  95             EnableWindow(GetDlgItem(hDlg, IDC_CPU15), TRUE);
  96         if (dwSystemAffinityMask & 0x00010000)
  97             EnableWindow(GetDlgItem(hDlg, IDC_CPU16), TRUE);
  98         if (dwSystemAffinityMask & 0x00020000)
  99             EnableWindow(GetDlgItem(hDlg, IDC_CPU17), TRUE);
 100         if (dwSystemAffinityMask & 0x00040000)
 101             EnableWindow(GetDlgItem(hDlg, IDC_CPU18), TRUE);
 102         if (dwSystemAffinityMask & 0x00080000)
 103             EnableWindow(GetDlgItem(hDlg, IDC_CPU19), TRUE);
 104         if (dwSystemAffinityMask & 0x00100000)
 105             EnableWindow(GetDlgItem(hDlg, IDC_CPU20), TRUE);
 106         if (dwSystemAffinityMask & 0x00200000)
 107             EnableWindow(GetDlgItem(hDlg, IDC_CPU21), TRUE);
 108         if (dwSystemAffinityMask & 0x00400000)
 109             EnableWindow(GetDlgItem(hDlg, IDC_CPU22), TRUE);
 110         if (dwSystemAffinityMask & 0x00800000)
 111             EnableWindow(GetDlgItem(hDlg, IDC_CPU23), TRUE);
 112         if (dwSystemAffinityMask & 0x01000000)
 113             EnableWindow(GetDlgItem(hDlg, IDC_CPU24), TRUE);
 114         if (dwSystemAffinityMask & 0x02000000)
 115             EnableWindow(GetDlgItem(hDlg, IDC_CPU25), TRUE);
 116         if (dwSystemAffinityMask & 0x04000000)
 117             EnableWindow(GetDlgItem(hDlg, IDC_CPU26), TRUE);
 118         if (dwSystemAffinityMask & 0x08000000)
 119             EnableWindow(GetDlgItem(hDlg, IDC_CPU27), TRUE);
 120         if (dwSystemAffinityMask & 0x10000000)
 121             EnableWindow(GetDlgItem(hDlg, IDC_CPU28), TRUE);
 122         if (dwSystemAffinityMask & 0x20000000)
 123             EnableWindow(GetDlgItem(hDlg, IDC_CPU29), TRUE);
 124         if (dwSystemAffinityMask & 0x40000000)
 125             EnableWindow(GetDlgItem(hDlg, IDC_CPU30), TRUE);
 126         if (dwSystemAffinityMask & 0x80000000)
 127             EnableWindow(GetDlgItem(hDlg, IDC_CPU31), TRUE);
 128
 129
 130         /*
 131          * Check each checkbox that the current process
 132          * has affinity with
 133          */
 134         if (dwProcessAffinityMask & 0x00000001)
 135             SendMessageW(GetDlgItem(hDlg, IDC_CPU0), BM_SETCHECK, BST_CHECKED, 0);
 136         if (dwProcessAffinityMask & 0x00000002)
 137             SendMessageW(GetDlgItem(hDlg, IDC_CPU1), BM_SETCHECK, BST_CHECKED, 0);
 138         if (dwProcessAffinityMask & 0x00000004)
 139             SendMessageW(GetDlgItem(hDlg, IDC_CPU2), BM_SETCHECK, BST_CHECKED, 0);
 140         if (dwProcessAffinityMask & 0x00000008)
 141             SendMessageW(GetDlgItem(hDlg, IDC_CPU3), BM_SETCHECK, BST_CHECKED, 0);
 142         if (dwProcessAffinityMask & 0x00000010)
 143             SendMessageW(GetDlgItem(hDlg, IDC_CPU4), BM_SETCHECK, BST_CHECKED, 0);
 144         if (dwProcessAffinityMask & 0x00000020)
 145             SendMessageW(GetDlgItem(hDlg, IDC_CPU5), BM_SETCHECK, BST_CHECKED, 0);
 146         if (dwProcessAffinityMask & 0x00000040)
 147             SendMessageW(GetDlgItem(hDlg, IDC_CPU6), BM_SETCHECK, BST_CHECKED, 0);
 148         if (dwProcessAffinityMask & 0x00000080)
 149             SendMessageW(GetDlgItem(hDlg, IDC_CPU7), BM_SETCHECK, BST_CHECKED, 0);
 150         if (dwProcessAffinityMask & 0x00000100)
 151             SendMessageW(GetDlgItem(hDlg, IDC_CPU8), BM_SETCHECK, BST_CHECKED, 0);
 152         if (dwProcessAffinityMask & 0x00000200)
 153             SendMessageW(GetDlgItem(hDlg, IDC_CPU9), BM_SETCHECK, BST_CHECKED, 0);
 154         if (dwProcessAffinityMask & 0x00000400)
 155             SendMessageW(GetDlgItem(hDlg, IDC_CPU10), BM_SETCHECK, BST_CHECKED, 0);
 156         if (dwProcessAffinityMask & 0x00000800)
 157             SendMessageW(GetDlgItem(hDlg, IDC_CPU11), BM_SETCHECK, BST_CHECKED, 0);
 158         if (dwProcessAffinityMask & 0x00001000)
 159             SendMessageW(GetDlgItem(hDlg, IDC_CPU12), BM_SETCHECK, BST_CHECKED, 0);
 160         if (dwProcessAffinityMask & 0x00002000)
 161             SendMessageW(GetDlgItem(hDlg, IDC_CPU13), BM_SETCHECK, BST_CHECKED, 0);
 162         if (dwProcessAffinityMask & 0x00004000)
 163             SendMessageW(GetDlgItem(hDlg, IDC_CPU14), BM_SETCHECK, BST_CHECKED, 0);
 164         if (dwProcessAffinityMask & 0x00008000)
 165             SendMessageW(GetDlgItem(hDlg, IDC_CPU15), BM_SETCHECK, BST_CHECKED, 0);
 166         if (dwProcessAffinityMask & 0x00010000)
 167             SendMessageW(GetDlgItem(hDlg, IDC_CPU16), BM_SETCHECK, BST_CHECKED, 0);
 168         if (dwProcessAffinityMask & 0x00020000)
 169             SendMessageW(GetDlgItem(hDlg, IDC_CPU17), BM_SETCHECK, BST_CHECKED, 0);
 170         if (dwProcessAffinityMask & 0x00040000)
 171             SendMessageW(GetDlgItem(hDlg, IDC_CPU18), BM_SETCHECK, BST_CHECKED, 0);
 172         if (dwProcessAffinityMask & 0x00080000)
 173             SendMessageW(GetDlgItem(hDlg, IDC_CPU19), BM_SETCHECK, BST_CHECKED, 0);
 174         if (dwProcessAffinityMask & 0x00100000)
 175             SendMessageW(GetDlgItem(hDlg, IDC_CPU20), BM_SETCHECK, BST_CHECKED, 0);
 176         if (dwProcessAffinityMask & 0x00200000)
 177             SendMessageW(GetDlgItem(hDlg, IDC_CPU21), BM_SETCHECK, BST_CHECKED, 0);
 178         if (dwProcessAffinityMask & 0x00400000)
 179             SendMessageW(GetDlgItem(hDlg, IDC_CPU22), BM_SETCHECK, BST_CHECKED, 0);
 180         if (dwProcessAffinityMask & 0x00800000)
 181             SendMessageW(GetDlgItem(hDlg, IDC_CPU23), BM_SETCHECK, BST_CHECKED, 0);
 182         if (dwProcessAffinityMask & 0x01000000)
 183             SendMessageW(GetDlgItem(hDlg, IDC_CPU24), BM_SETCHECK, BST_CHECKED, 0);
 184         if (dwProcessAffinityMask & 0x02000000)
 185             SendMessageW(GetDlgItem(hDlg, IDC_CPU25), BM_SETCHECK, BST_CHECKED, 0);
 186         if (dwProcessAffinityMask & 0x04000000)
 187             SendMessageW(GetDlgItem(hDlg, IDC_CPU26), BM_SETCHECK, BST_CHECKED, 0);
 188         if (dwProcessAffinityMask & 0x08000000)
 189             SendMessageW(GetDlgItem(hDlg, IDC_CPU27), BM_SETCHECK, BST_CHECKED, 0);
 190         if (dwProcessAffinityMask & 0x10000000)
 191             SendMessageW(GetDlgItem(hDlg, IDC_CPU28), BM_SETCHECK, BST_CHECKED, 0);
 192         if (dwProcessAffinityMask & 0x20000000)
 193             SendMessageW(GetDlgItem(hDlg, IDC_CPU29), BM_SETCHECK, BST_CHECKED, 0);
 194         if (dwProcessAffinityMask & 0x40000000)
 195             SendMessageW(GetDlgItem(hDlg, IDC_CPU30), BM_SETCHECK, BST_CHECKED, 0);
 196         if (dwProcessAffinityMask & 0x80000000)
 197             SendMessageW(GetDlgItem(hDlg, IDC_CPU31), BM_SETCHECK, BST_CHECKED, 0);
 198
 199         return TRUE;
 200
 201     case WM_COMMAND:
 202
 203         /*
 204          * If the user has cancelled the dialog box
 205          * then just close it
 206          */
 207         if (LOWORD(wParam) == IDCANCEL) {
 208             EndDialog(hDlg, LOWORD(wParam));
 209             return TRUE;
 210         }
 211
 212         /*
 213          * The user has clicked OK -- so now we have
 214          * to adjust the process affinity mask
 215          */
 216         if (LOWORD(wParam) == IDOK) {
 217             /*
 218              * First we have to create a mask out of each
 219              * checkbox that the user checked.
 220              */
 221             if (SendMessageW(GetDlgItem(hDlg, IDC_CPU0), BM_GETCHECK, 0, 0))
 222                 dwProcessAffinityMask |= 0x00000001;
 223             if (SendMessageW(GetDlgItem(hDlg, IDC_CPU1), BM_GETCHECK, 0, 0))
 224                 dwProcessAffinityMask |= 0x00000002;
 225             if (SendMessageW(GetDlgItem(hDlg, IDC_CPU2), BM_GETCHECK, 0, 0))
 226                 dwProcessAffinityMask |= 0x00000004;
 227             if (SendMessageW(GetDlgItem(hDlg, IDC_CPU3), BM_GETCHECK, 0, 0))
 228                 dwProcessAffinityMask |= 0x00000008;
 229             if (SendMessageW(GetDlgItem(hDlg, IDC_CPU4), BM_GETCHECK, 0, 0))
 230                 dwProcessAffinityMask |= 0x00000010;
 231             if (SendMessageW(GetDlgItem(hDlg, IDC_CPU5), BM_GETCHECK, 0, 0))
 232                 dwProcessAffinityMask |= 0x00000020;
 233             if (SendMessageW(GetDlgItem(hDlg, IDC_CPU6), BM_GETCHECK, 0, 0))
 234                 dwProcessAffinityMask |= 0x00000040;
 235             if (SendMessageW(GetDlgItem(hDlg, IDC_CPU7), BM_GETCHECK, 0, 0))
 236                 dwProcessAffinityMask |= 0x00000080;
 237             if (SendMessageW(GetDlgItem(hDlg, IDC_CPU8), BM_GETCHECK, 0, 0))
 238                 dwProcessAffinityMask |= 0x00000100;
 239             if (SendMessageW(GetDlgItem(hDlg, IDC_CPU9), BM_GETCHECK, 0, 0))
 240                 dwProcessAffinityMask |= 0x00000200;
 241             if (SendMessageW(GetDlgItem(hDlg, IDC_CPU10), BM_GETCHECK, 0, 0))
 242                 dwProcessAffinityMask |= 0x00000400;
 243             if (SendMessageW(GetDlgItem(hDlg, IDC_CPU11), BM_GETCHECK, 0, 0))
 244                 dwProcessAffinityMask |= 0x00000800;
 245             if (SendMessageW(GetDlgItem(hDlg, IDC_CPU12), BM_GETCHECK, 0, 0))
 246                 dwProcessAffinityMask |= 0x00001000;
 247             if (SendMessageW(GetDlgItem(hDlg, IDC_CPU13), BM_GETCHECK, 0, 0))
 248                 dwProcessAffinityMask |= 0x00002000;
 249             if (SendMessageW(GetDlgItem(hDlg, IDC_CPU14), BM_GETCHECK, 0, 0))
 250                 dwProcessAffinityMask |= 0x00004000;
 251             if (SendMessageW(GetDlgItem(hDlg, IDC_CPU15), BM_GETCHECK, 0, 0))
 252                 dwProcessAffinityMask |= 0x00008000;
 253             if (SendMessageW(GetDlgItem(hDlg, IDC_CPU16), BM_GETCHECK, 0, 0))
 254                 dwProcessAffinityMask |= 0x00010000;
 255             if (SendMessageW(GetDlgItem(hDlg, IDC_CPU17), BM_GETCHECK, 0, 0))
 256                 dwProcessAffinityMask |= 0x00020000;
 257             if (SendMessageW(GetDlgItem(hDlg, IDC_CPU18), BM_GETCHECK, 0, 0))
 258                 dwProcessAffinityMask |= 0x00040000;
 259             if (SendMessageW(GetDlgItem(hDlg, IDC_CPU19), BM_GETCHECK, 0, 0))
 260                 dwProcessAffinityMask |= 0x00080000;
 261             if (SendMessageW(GetDlgItem(hDlg, IDC_CPU20), BM_GETCHECK, 0, 0))
 262                 dwProcessAffinityMask |= 0x00100000;
 263             if (SendMessageW(GetDlgItem(hDlg, IDC_CPU21), BM_GETCHECK, 0, 0))
 264                 dwProcessAffinityMask |= 0x00200000;
 265             if (SendMessageW(GetDlgItem(hDlg, IDC_CPU22), BM_GETCHECK, 0, 0))
 266                 dwProcessAffinityMask |= 0x00400000;
 267             if (SendMessageW(GetDlgItem(hDlg, IDC_CPU23), BM_GETCHECK, 0, 0))
 268                 dwProcessAffinityMask |= 0x00800000;
 269             if (SendMessageW(GetDlgItem(hDlg, IDC_CPU24), BM_GETCHECK, 0, 0))
 270                 dwProcessAffinityMask |= 0x01000000;
 271             if (SendMessageW(GetDlgItem(hDlg, IDC_CPU25), BM_GETCHECK, 0, 0))
 272                 dwProcessAffinityMask |= 0x02000000;
 273             if (SendMessageW(GetDlgItem(hDlg, IDC_CPU26), BM_GETCHECK, 0, 0))
 274                 dwProcessAffinityMask |= 0x04000000;
 275             if (SendMessageW(GetDlgItem(hDlg, IDC_CPU27), BM_GETCHECK, 0, 0))
 276                 dwProcessAffinityMask |= 0x08000000;
 277             if (SendMessageW(GetDlgItem(hDlg, IDC_CPU28), BM_GETCHECK, 0, 0))
 278                 dwProcessAffinityMask |= 0x10000000;
 279             if (SendMessageW(GetDlgItem(hDlg, IDC_CPU29), BM_GETCHECK, 0, 0))
 280                 dwProcessAffinityMask |= 0x20000000;
 281             if (SendMessageW(GetDlgItem(hDlg, IDC_CPU30), BM_GETCHECK, 0, 0))
 282                 dwProcessAffinityMask |= 0x40000000;
 283             if (SendMessageW(GetDlgItem(hDlg, IDC_CPU31), BM_GETCHECK, 0, 0))
 284                 dwProcessAffinityMask |= 0x80000000;
 285
 286             /*
 287              * Make sure they are giving the process affinity
 288              * with at least one processor. I'd hate to see a
 289              * process that is not in a wait state get deprived
 290              * of it's cpu time.
 291              */
 292             if (!dwProcessAffinityMask) {
 293                 WCHAR wszErrorMsg[255];
 294                 WCHAR wszErrorTitle[255];
 295                 LoadStringW(hInst, IDS_AFFINITY_ERROR_MESSAGE, wszErrorMsg, sizeof(wszErrorMsg)/sizeof(WCHAR));
 296                 LoadStringW(hInst, IDS_AFFINITY_ERROR_TITLE, wszErrorTitle, sizeof(wszErrorTitle)/sizeof(WCHAR));
 297                 MessageBoxW(hDlg, wszErrorMsg, wszErrorTitle, MB_OK|MB_ICONSTOP);
 298                 return TRUE;
 299             }
 300
 301             /*
 302              * Try to set the process affinity
 303              */
 304             if (!SetProcessAffinityMask(hProcessAffinityHandle, dwProcessAffinityMask)) {
 305                 GetLastErrorText(wstrErrorText, sizeof(wstrErrorText)/sizeof(WCHAR));
 306                 EndDialog(hDlg, LOWORD(wParam));
 307                 LoadStringW(hInst, IDS_AFFINITY_UNABLE2ACCESS, wszUnable2Access, sizeof(wszUnable2Access)/sizeof(WCHAR));
 308                 MessageBoxW(hMainWnd, wstrErrorText, wszUnable2Access, MB_OK|MB_ICONSTOP);
 309             }
 310
 311             EndDialog(hDlg, LOWORD(wParam));
 312             return TRUE;
 313         }
 314
 315         break;
 316     }
 317
 318     return 0;
 319 }
 320
 321 void ProcessPage_OnSetAffinity(void)
 322 {
 323     LV_ITEMW         lvitem;
 324     ULONG            Index, Count;
 325     DWORD            dwProcessId;
 326     WCHAR            wstrErrorText[256];
 327
 328     Count = SendMessageW(hProcessPageListCtrl, LVM_GETITEMCOUNT, 0, 0);
 329     for (Index=0; Index<Count; Index++) {
 330         memset(&lvitem, 0, sizeof(LV_ITEMW));
 331         lvitem.mask = LVIF_STATE;
 332         lvitem.stateMask = LVIS_SELECTED;
 333         lvitem.iItem = Index;
 334         SendMessageW(hProcessPageListCtrl, LVM_GETITEMW, 0, (LPARAM) &lvitem);
 335         if (lvitem.state & LVIS_SELECTED)
 336             break;
 337     }
 338
 339     Count = SendMessageW(hProcessPageListCtrl, LVM_GETSELECTEDCOUNT, 0, 0);
 340     dwProcessId = PerfDataGetProcessId(Index);
 341     if ((Count != 1) || (dwProcessId == 0))
 342         return;
 343     hProcessAffinityHandle = OpenProcess(PROCESS_QUERY_INFORMATION|PROCESS_SET_INFORMATION, FALSE, dwProcessId);
 344     if (!hProcessAffinityHandle) {
 345         GetLastErrorText(wstrErrorText, sizeof(wstrErrorText)/sizeof(WCHAR));
 346         LoadStringW(hInst, IDS_AFFINITY_UNABLE2ACCESS, wszUnable2Access, sizeof(wszUnable2Access)/sizeof(WCHAR));
 347         MessageBoxW(hMainWnd, wstrErrorText, wszUnable2Access, MB_OK|MB_ICONSTOP);
 348         return;
 349     }
 350     DialogBoxW(hInst, MAKEINTRESOURCEW(IDD_AFFINITY_DIALOG), hMainWnd, AffinityDialogWndProc);
 351     if (hProcessAffinityHandle)    {
 352         CloseHandle(hProcessAffinityHandle);
 353         hProcessAffinityHandle = NULL;
 354     }
 355 }