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