// Terminate any screensaver graphics application
//
int CScreensaver::terminate_v6_screensaver(GFXAPP_ID& graphics_application) {
int retval = 0;
#ifdef __APPLE__
// Under sandbox security, use gfx_switcher to kill default gfx app
// as user boinc_master and group boinc_master. The man page for
// kill() says the user ID of the process sending the signal must
// match that of the target process, though in practice that seems
// not to be true on the Mac.
char current_dir[PATH_MAX];
char gfx_pid[16];
pid_t thePID;
int i;
sprintf(gfx_pid, "%d", graphics_application);
getcwd( current_dir, sizeof(current_dir));
char* argv[4];
argv[0] = "gfx_switcher";
argv[1] = "-kill_gfx";
argv[2] = gfx_pid;
argv[3] = 0;
retval = run_program(
current_dir,
m_gfx_Switcher_Path,
3,
argv,
0,
thePID
);
for (i=0; i<200; i++) {
boinc_sleep(0.01); // Wait 2 seconds max
// Prevent gfx_switcher from becoming a zombie
if (waitpid(thePID, 0, WNOHANG) == thePID) {
break;
}
}
#endif
#ifdef _WIN32
HWND hBOINCGraphicsWindow = FindWindow(BOINC_WINDOW_CLASS_NAME, NULL);
if (hBOINCGraphicsWindow) {
CloseWindow(hBOINCGraphicsWindow);
Sleep(1000);
hBOINCGraphicsWindow = FindWindow(BOINC_WINDOW_CLASS_NAME, NULL);
if (hBOINCGraphicsWindow) {
kill_program(graphics_application);
}
}
#endif
// For safety, call kill_program even under Apple sandbox security
kill_program(graphics_application);
return retval;
}
void CBOINCClientManager::KillClient() {
ULONG cbBuffer = 128*1024; // 128k initial buffer
PVOID pBuffer = NULL;
PSYSTEM_PROCESSES pProcesses = NULL;
if (m_hBOINCCoreProcess != NULL) {
kill_program(m_hBOINCCoreProcess);
return;
}
// Get a snapshot of the process and thread information.
diagnostics_get_process_information(&pBuffer, &cbBuffer);
// Lets start walking the structures to find the good stuff.
pProcesses = (PSYSTEM_PROCESSES)pBuffer;
do {
if (pProcesses->ProcessId) {
tstring strProcessName = pProcesses->ProcessName.Buffer;
if (downcase_string(strProcessName) == tstring(_T("boinc.exe"))) {
TerminateProcessById(pProcesses->ProcessId);
break;
}
}
// Move to the next structure if one exists
if (!pProcesses->NextEntryDelta) {
break;
}
pProcesses = (PSYSTEM_PROCESSES)(((LPBYTE)pProcesses) + pProcesses->NextEntryDelta);
} while (pProcesses);
// Release resources
if (pBuffer) HeapFree(GetProcessHeap(), NULL, pBuffer);
}
void CBOINCClientManager::KillClient() {
PROC_MAP pm;
int retval;
if (m_lBOINCCoreProcessId) {
kill_program(m_lBOINCCoreProcessId);
return;
}
retval = procinfo_setup(pm);
if (retval) return; // Should never happen
PROC_MAP::iterator i;
for (i=pm.begin(); i!=pm.end(); i++) {
PROCINFO& procinfo = i->second;
if (!strcmp(procinfo.command, "boinc")) {
kill_program(procinfo.id);
break;
}
}
}
// Terminate any screensaver graphics application
//
int CScreensaver::terminate_v6_screensaver(GFXAPP_ID& graphics_application) {
int retval = 0;
#ifdef __APPLE__
// Under sandbox security, use gfx_switcher to kill default gfx app
// as user boinc_master and group boinc_master. The man page for
// kill() says the user ID of the process sending the signal must
// match that of the target process, though in practice that seems
// not to be true on the Mac.
char current_dir[PATH_MAX];
char gfx_pid[16];
pid_t thePID;
int i;
if (graphics_application == 0) return 0;
// MUTEX may help prevent crashes when terminating an older gfx app which
// we were displaying using CGWindowListCreateImage under OS X >= 10.13
// Also prevents reentry when called from our other thread
pthread_mutex_lock(&saver_mutex);
sprintf(gfx_pid, "%d", graphics_application);
getcwd( current_dir, sizeof(current_dir));
char* argv[4];
argv[0] = "gfx_switcher";
argv[1] = "-kill_gfx";
argv[2] = gfx_pid;
argv[3] = 0;
retval = run_program(
current_dir,
m_gfx_Switcher_Path,
3,
argv,
0,
thePID
);
if (graphics_application) {
launchedGfxApp("", 0, -1);
}
for (i=0; i<200; i++) {
boinc_sleep(0.01); // Wait 2 seconds max
// Prevent gfx_switcher from becoming a zombie
if (waitpid(thePID, 0, WNOHANG) == thePID) {
break;
}
}
pthread_mutex_unlock(&saver_mutex);
#endif
#ifdef _WIN32
HWND hBOINCGraphicsWindow = FindWindow(BOINC_WINDOW_CLASS_NAME, NULL);
if (hBOINCGraphicsWindow) {
CloseWindow(hBOINCGraphicsWindow);
Sleep(1000);
hBOINCGraphicsWindow = FindWindow(BOINC_WINDOW_CLASS_NAME, NULL);
if (hBOINCGraphicsWindow) {
kill_program(graphics_application);
}
}
#endif
// For safety, call kill_program even under Apple sandbox security
kill_program(graphics_application);
return retval;
}
