6 * Copyright (C) 1999 - 2001 Brian Palmer <brianp@reactos.org>
8 * This library is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
13 * This library is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with this library; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
23 #define WIN32_LEAN_AND_MEAN /* Exclude rarely-used stuff from Windows headers */
36 HANDLE hProcessAffinityHandle;
38 static INT_PTR CALLBACK
39 AffinityDialogWndProc(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam)
41 DWORD_PTR dwProcessAffinityMask = 0;
42 DWORD_PTR dwSystemAffinityMask = 0;
43 TCHAR strErrorText[260];
49 * Get the current affinity mask for the process and
50 * the number of CPUs present in the system
52 if (!GetProcessAffinityMask(hProcessAffinityHandle, &dwProcessAffinityMask, &dwSystemAffinityMask)) {
53 GetLastErrorText(strErrorText, 260);
55 MessageBox(hMainWnd, strErrorText, _T("Unable to Access or Set Process Affinity"), MB_OK|MB_ICONSTOP);
59 * Enable a checkbox for each processor present in the system
61 if (dwSystemAffinityMask & 0x00000001)
62 EnableWindow(GetDlgItem(hDlg, IDC_CPU0), TRUE);
63 if (dwSystemAffinityMask & 0x00000002)
64 EnableWindow(GetDlgItem(hDlg, IDC_CPU1), TRUE);
65 if (dwSystemAffinityMask & 0x00000004)
66 EnableWindow(GetDlgItem(hDlg, IDC_CPU2), TRUE);
67 if (dwSystemAffinityMask & 0x00000008)
68 EnableWindow(GetDlgItem(hDlg, IDC_CPU3), TRUE);
69 if (dwSystemAffinityMask & 0x00000010)
70 EnableWindow(GetDlgItem(hDlg, IDC_CPU4), TRUE);
71 if (dwSystemAffinityMask & 0x00000020)
72 EnableWindow(GetDlgItem(hDlg, IDC_CPU5), TRUE);
73 if (dwSystemAffinityMask & 0x00000040)
74 EnableWindow(GetDlgItem(hDlg, IDC_CPU6), TRUE);
75 if (dwSystemAffinityMask & 0x00000080)
76 EnableWindow(GetDlgItem(hDlg, IDC_CPU7), TRUE);
77 if (dwSystemAffinityMask & 0x00000100)
78 EnableWindow(GetDlgItem(hDlg, IDC_CPU8), TRUE);
79 if (dwSystemAffinityMask & 0x00000200)
80 EnableWindow(GetDlgItem(hDlg, IDC_CPU9), TRUE);
81 if (dwSystemAffinityMask & 0x00000400)
82 EnableWindow(GetDlgItem(hDlg, IDC_CPU10), TRUE);
83 if (dwSystemAffinityMask & 0x00000800)
84 EnableWindow(GetDlgItem(hDlg, IDC_CPU11), TRUE);
85 if (dwSystemAffinityMask & 0x00001000)
86 EnableWindow(GetDlgItem(hDlg, IDC_CPU12), TRUE);
87 if (dwSystemAffinityMask & 0x00002000)
88 EnableWindow(GetDlgItem(hDlg, IDC_CPU13), TRUE);
89 if (dwSystemAffinityMask & 0x00004000)
90 EnableWindow(GetDlgItem(hDlg, IDC_CPU14), TRUE);
91 if (dwSystemAffinityMask & 0x00008000)
92 EnableWindow(GetDlgItem(hDlg, IDC_CPU15), TRUE);
93 if (dwSystemAffinityMask & 0x00010000)
94 EnableWindow(GetDlgItem(hDlg, IDC_CPU16), TRUE);
95 if (dwSystemAffinityMask & 0x00020000)
96 EnableWindow(GetDlgItem(hDlg, IDC_CPU17), TRUE);
97 if (dwSystemAffinityMask & 0x00040000)
98 EnableWindow(GetDlgItem(hDlg, IDC_CPU18), TRUE);
99 if (dwSystemAffinityMask & 0x00080000)
100 EnableWindow(GetDlgItem(hDlg, IDC_CPU19), TRUE);
101 if (dwSystemAffinityMask & 0x00100000)
102 EnableWindow(GetDlgItem(hDlg, IDC_CPU20), TRUE);
103 if (dwSystemAffinityMask & 0x00200000)
104 EnableWindow(GetDlgItem(hDlg, IDC_CPU21), TRUE);
105 if (dwSystemAffinityMask & 0x00400000)
106 EnableWindow(GetDlgItem(hDlg, IDC_CPU22), TRUE);
107 if (dwSystemAffinityMask & 0x00800000)
108 EnableWindow(GetDlgItem(hDlg, IDC_CPU23), TRUE);
109 if (dwSystemAffinityMask & 0x01000000)
110 EnableWindow(GetDlgItem(hDlg, IDC_CPU24), TRUE);
111 if (dwSystemAffinityMask & 0x02000000)
112 EnableWindow(GetDlgItem(hDlg, IDC_CPU25), TRUE);
113 if (dwSystemAffinityMask & 0x04000000)
114 EnableWindow(GetDlgItem(hDlg, IDC_CPU26), TRUE);
115 if (dwSystemAffinityMask & 0x08000000)
116 EnableWindow(GetDlgItem(hDlg, IDC_CPU27), TRUE);
117 if (dwSystemAffinityMask & 0x10000000)
118 EnableWindow(GetDlgItem(hDlg, IDC_CPU28), TRUE);
119 if (dwSystemAffinityMask & 0x20000000)
120 EnableWindow(GetDlgItem(hDlg, IDC_CPU29), TRUE);
121 if (dwSystemAffinityMask & 0x40000000)
122 EnableWindow(GetDlgItem(hDlg, IDC_CPU30), TRUE);
123 if (dwSystemAffinityMask & 0x80000000)
124 EnableWindow(GetDlgItem(hDlg, IDC_CPU31), TRUE);
128 * Check each checkbox that the current process
131 if (dwProcessAffinityMask & 0x00000001)
132 SendMessage(GetDlgItem(hDlg, IDC_CPU0), BM_SETCHECK, BST_CHECKED, 0);
133 if (dwProcessAffinityMask & 0x00000002)
134 SendMessage(GetDlgItem(hDlg, IDC_CPU1), BM_SETCHECK, BST_CHECKED, 0);
135 if (dwProcessAffinityMask & 0x00000004)
136 SendMessage(GetDlgItem(hDlg, IDC_CPU2), BM_SETCHECK, BST_CHECKED, 0);
137 if (dwProcessAffinityMask & 0x00000008)
138 SendMessage(GetDlgItem(hDlg, IDC_CPU3), BM_SETCHECK, BST_CHECKED, 0);
139 if (dwProcessAffinityMask & 0x00000010)
140 SendMessage(GetDlgItem(hDlg, IDC_CPU4), BM_SETCHECK, BST_CHECKED, 0);
141 if (dwProcessAffinityMask & 0x00000020)
142 SendMessage(GetDlgItem(hDlg, IDC_CPU5), BM_SETCHECK, BST_CHECKED, 0);
143 if (dwProcessAffinityMask & 0x00000040)
144 SendMessage(GetDlgItem(hDlg, IDC_CPU6), BM_SETCHECK, BST_CHECKED, 0);
145 if (dwProcessAffinityMask & 0x00000080)
146 SendMessage(GetDlgItem(hDlg, IDC_CPU7), BM_SETCHECK, BST_CHECKED, 0);
147 if (dwProcessAffinityMask & 0x00000100)
148 SendMessage(GetDlgItem(hDlg, IDC_CPU8), BM_SETCHECK, BST_CHECKED, 0);
149 if (dwProcessAffinityMask & 0x00000200)
150 SendMessage(GetDlgItem(hDlg, IDC_CPU9), BM_SETCHECK, BST_CHECKED, 0);
151 if (dwProcessAffinityMask & 0x00000400)
152 SendMessage(GetDlgItem(hDlg, IDC_CPU10), BM_SETCHECK, BST_CHECKED, 0);
153 if (dwProcessAffinityMask & 0x00000800)
154 SendMessage(GetDlgItem(hDlg, IDC_CPU11), BM_SETCHECK, BST_CHECKED, 0);
155 if (dwProcessAffinityMask & 0x00001000)
156 SendMessage(GetDlgItem(hDlg, IDC_CPU12), BM_SETCHECK, BST_CHECKED, 0);
157 if (dwProcessAffinityMask & 0x00002000)
158 SendMessage(GetDlgItem(hDlg, IDC_CPU13), BM_SETCHECK, BST_CHECKED, 0);
159 if (dwProcessAffinityMask & 0x00004000)
160 SendMessage(GetDlgItem(hDlg, IDC_CPU14), BM_SETCHECK, BST_CHECKED, 0);
161 if (dwProcessAffinityMask & 0x00008000)
162 SendMessage(GetDlgItem(hDlg, IDC_CPU15), BM_SETCHECK, BST_CHECKED, 0);
163 if (dwProcessAffinityMask & 0x00010000)
164 SendMessage(GetDlgItem(hDlg, IDC_CPU16), BM_SETCHECK, BST_CHECKED, 0);
165 if (dwProcessAffinityMask & 0x00020000)
166 SendMessage(GetDlgItem(hDlg, IDC_CPU17), BM_SETCHECK, BST_CHECKED, 0);
167 if (dwProcessAffinityMask & 0x00040000)
168 SendMessage(GetDlgItem(hDlg, IDC_CPU18), BM_SETCHECK, BST_CHECKED, 0);
169 if (dwProcessAffinityMask & 0x00080000)
170 SendMessage(GetDlgItem(hDlg, IDC_CPU19), BM_SETCHECK, BST_CHECKED, 0);
171 if (dwProcessAffinityMask & 0x00100000)
172 SendMessage(GetDlgItem(hDlg, IDC_CPU20), BM_SETCHECK, BST_CHECKED, 0);
173 if (dwProcessAffinityMask & 0x00200000)
174 SendMessage(GetDlgItem(hDlg, IDC_CPU21), BM_SETCHECK, BST_CHECKED, 0);
175 if (dwProcessAffinityMask & 0x00400000)
176 SendMessage(GetDlgItem(hDlg, IDC_CPU22), BM_SETCHECK, BST_CHECKED, 0);
177 if (dwProcessAffinityMask & 0x00800000)
178 SendMessage(GetDlgItem(hDlg, IDC_CPU23), BM_SETCHECK, BST_CHECKED, 0);
179 if (dwProcessAffinityMask & 0x01000000)
180 SendMessage(GetDlgItem(hDlg, IDC_CPU24), BM_SETCHECK, BST_CHECKED, 0);
181 if (dwProcessAffinityMask & 0x02000000)
182 SendMessage(GetDlgItem(hDlg, IDC_CPU25), BM_SETCHECK, BST_CHECKED, 0);
183 if (dwProcessAffinityMask & 0x04000000)
184 SendMessage(GetDlgItem(hDlg, IDC_CPU26), BM_SETCHECK, BST_CHECKED, 0);
185 if (dwProcessAffinityMask & 0x08000000)
186 SendMessage(GetDlgItem(hDlg, IDC_CPU27), BM_SETCHECK, BST_CHECKED, 0);
187 if (dwProcessAffinityMask & 0x10000000)
188 SendMessage(GetDlgItem(hDlg, IDC_CPU28), BM_SETCHECK, BST_CHECKED, 0);
189 if (dwProcessAffinityMask & 0x20000000)
190 SendMessage(GetDlgItem(hDlg, IDC_CPU29), BM_SETCHECK, BST_CHECKED, 0);
191 if (dwProcessAffinityMask & 0x40000000)
192 SendMessage(GetDlgItem(hDlg, IDC_CPU30), BM_SETCHECK, BST_CHECKED, 0);
193 if (dwProcessAffinityMask & 0x80000000)
194 SendMessage(GetDlgItem(hDlg, IDC_CPU31), BM_SETCHECK, BST_CHECKED, 0);
201 * If the user has cancelled the dialog box
204 if (LOWORD(wParam) == IDCANCEL) {
205 EndDialog(hDlg, LOWORD(wParam));
210 * The user has clicked OK -- so now we have
211 * to adjust the process affinity mask
213 if (LOWORD(wParam) == IDOK) {
215 * First we have to create a mask out of each
216 * checkbox that the user checked.
218 if (SendMessage(GetDlgItem(hDlg, IDC_CPU0), BM_GETCHECK, 0, 0))
219 dwProcessAffinityMask |= 0x00000001;
220 if (SendMessage(GetDlgItem(hDlg, IDC_CPU1), BM_GETCHECK, 0, 0))
221 dwProcessAffinityMask |= 0x00000002;
222 if (SendMessage(GetDlgItem(hDlg, IDC_CPU2), BM_GETCHECK, 0, 0))
223 dwProcessAffinityMask |= 0x00000004;
224 if (SendMessage(GetDlgItem(hDlg, IDC_CPU3), BM_GETCHECK, 0, 0))
225 dwProcessAffinityMask |= 0x00000008;
226 if (SendMessage(GetDlgItem(hDlg, IDC_CPU4), BM_GETCHECK, 0, 0))
227 dwProcessAffinityMask |= 0x00000010;
228 if (SendMessage(GetDlgItem(hDlg, IDC_CPU5), BM_GETCHECK, 0, 0))
229 dwProcessAffinityMask |= 0x00000020;
230 if (SendMessage(GetDlgItem(hDlg, IDC_CPU6), BM_GETCHECK, 0, 0))
231 dwProcessAffinityMask |= 0x00000040;
232 if (SendMessage(GetDlgItem(hDlg, IDC_CPU7), BM_GETCHECK, 0, 0))
233 dwProcessAffinityMask |= 0x00000080;
234 if (SendMessage(GetDlgItem(hDlg, IDC_CPU8), BM_GETCHECK, 0, 0))
235 dwProcessAffinityMask |= 0x00000100;
236 if (SendMessage(GetDlgItem(hDlg, IDC_CPU9), BM_GETCHECK, 0, 0))
237 dwProcessAffinityMask |= 0x00000200;
238 if (SendMessage(GetDlgItem(hDlg, IDC_CPU10), BM_GETCHECK, 0, 0))
239 dwProcessAffinityMask |= 0x00000400;
240 if (SendMessage(GetDlgItem(hDlg, IDC_CPU11), BM_GETCHECK, 0, 0))
241 dwProcessAffinityMask |= 0x00000800;
242 if (SendMessage(GetDlgItem(hDlg, IDC_CPU12), BM_GETCHECK, 0, 0))
243 dwProcessAffinityMask |= 0x00001000;
244 if (SendMessage(GetDlgItem(hDlg, IDC_CPU13), BM_GETCHECK, 0, 0))
245 dwProcessAffinityMask |= 0x00002000;
246 if (SendMessage(GetDlgItem(hDlg, IDC_CPU14), BM_GETCHECK, 0, 0))
247 dwProcessAffinityMask |= 0x00004000;
248 if (SendMessage(GetDlgItem(hDlg, IDC_CPU15), BM_GETCHECK, 0, 0))
249 dwProcessAffinityMask |= 0x00008000;
250 if (SendMessage(GetDlgItem(hDlg, IDC_CPU16), BM_GETCHECK, 0, 0))
251 dwProcessAffinityMask |= 0x00010000;
252 if (SendMessage(GetDlgItem(hDlg, IDC_CPU17), BM_GETCHECK, 0, 0))
253 dwProcessAffinityMask |= 0x00020000;
254 if (SendMessage(GetDlgItem(hDlg, IDC_CPU18), BM_GETCHECK, 0, 0))
255 dwProcessAffinityMask |= 0x00040000;
256 if (SendMessage(GetDlgItem(hDlg, IDC_CPU19), BM_GETCHECK, 0, 0))
257 dwProcessAffinityMask |= 0x00080000;
258 if (SendMessage(GetDlgItem(hDlg, IDC_CPU20), BM_GETCHECK, 0, 0))
259 dwProcessAffinityMask |= 0x00100000;
260 if (SendMessage(GetDlgItem(hDlg, IDC_CPU21), BM_GETCHECK, 0, 0))
261 dwProcessAffinityMask |= 0x00200000;
262 if (SendMessage(GetDlgItem(hDlg, IDC_CPU22), BM_GETCHECK, 0, 0))
263 dwProcessAffinityMask |= 0x00400000;
264 if (SendMessage(GetDlgItem(hDlg, IDC_CPU23), BM_GETCHECK, 0, 0))
265 dwProcessAffinityMask |= 0x00800000;
266 if (SendMessage(GetDlgItem(hDlg, IDC_CPU24), BM_GETCHECK, 0, 0))
267 dwProcessAffinityMask |= 0x01000000;
268 if (SendMessage(GetDlgItem(hDlg, IDC_CPU25), BM_GETCHECK, 0, 0))
269 dwProcessAffinityMask |= 0x02000000;
270 if (SendMessage(GetDlgItem(hDlg, IDC_CPU26), BM_GETCHECK, 0, 0))
271 dwProcessAffinityMask |= 0x04000000;
272 if (SendMessage(GetDlgItem(hDlg, IDC_CPU27), BM_GETCHECK, 0, 0))
273 dwProcessAffinityMask |= 0x08000000;
274 if (SendMessage(GetDlgItem(hDlg, IDC_CPU28), BM_GETCHECK, 0, 0))
275 dwProcessAffinityMask |= 0x10000000;
276 if (SendMessage(GetDlgItem(hDlg, IDC_CPU29), BM_GETCHECK, 0, 0))
277 dwProcessAffinityMask |= 0x20000000;
278 if (SendMessage(GetDlgItem(hDlg, IDC_CPU30), BM_GETCHECK, 0, 0))
279 dwProcessAffinityMask |= 0x40000000;
280 if (SendMessage(GetDlgItem(hDlg, IDC_CPU31), BM_GETCHECK, 0, 0))
281 dwProcessAffinityMask |= 0x80000000;
284 * Make sure they are giving the process affinity
285 * with at least one processor. I'd hate to see a
286 * process that is not in a wait state get deprived
289 if (!dwProcessAffinityMask) {
290 MessageBox(hDlg, _T("The process must have affinity with at least one processor."), _T("Invalid Option"), MB_OK|MB_ICONSTOP);
295 * Try to set the process affinity
297 if (!SetProcessAffinityMask(hProcessAffinityHandle, dwProcessAffinityMask)) {
298 GetLastErrorText(strErrorText, 260);
299 EndDialog(hDlg, LOWORD(wParam));
300 MessageBox(hMainWnd, strErrorText, _T("Unable to Access or Set Process Affinity"), MB_OK|MB_ICONSTOP);
303 EndDialog(hDlg, LOWORD(wParam));
313 void ProcessPage_OnSetAffinity(void)
318 TCHAR strErrorText[260];
320 for (Index=0; Index<(ULONG)ListView_GetItemCount(hProcessPageListCtrl); Index++) {
321 memset(&lvitem, 0, sizeof(LV_ITEM));
322 lvitem.mask = LVIF_STATE;
323 lvitem.stateMask = LVIS_SELECTED;
324 lvitem.iItem = Index;
325 SendMessage(hProcessPageListCtrl, LVM_GETITEM, 0, (LPARAM) &lvitem);
326 if (lvitem.state & LVIS_SELECTED)
329 dwProcessId = PerfDataGetProcessId(Index);
330 if ((ListView_GetSelectedCount(hProcessPageListCtrl) != 1) || (dwProcessId == 0))
332 hProcessAffinityHandle = OpenProcess(PROCESS_QUERY_INFORMATION|PROCESS_SET_INFORMATION, FALSE, dwProcessId);
333 if (!hProcessAffinityHandle) {
334 GetLastErrorText(strErrorText, 260);
335 MessageBox(hMainWnd, strErrorText, _T("Unable to Access or Set Process Affinity"), MB_OK|MB_ICONSTOP);
338 DialogBox(hInst, MAKEINTRESOURCE(IDD_AFFINITY_DIALOG), hMainWnd, AffinityDialogWndProc);
339 if (hProcessAffinityHandle) {
340 CloseHandle(hProcessAffinityHandle);
341 hProcessAffinityHandle = NULL;