int
main(int argc, char **argv)
{
int term, pid, ret = 0;
if (argc < 2)
usage(argv[0]);
dontkillme();
if ((term = open("/dev/console", O_RDWR)) < 0)
err(errno, "cannot open console");
if ((ioctl(term, VT_LOCKSWITCH)) < 0)
err(errno, "cannot lock console");
pid = fork();
if (pid < 0) {
err(errno, "fork failed");
} else if (pid == 0) {
argv++;
execvp(*argv, argv);
err(127, "exec failed: %s", *argv);
}
wait(&ret);
if ((ioctl(term, VT_UNLOCKSWITCH)) < 0)
err(errno, "cannot unlock console");
close(term);
return WEXITSTATUS(ret);
}
int
main(int argc, char **argv) {
#ifndef HAVE_BSD_AUTH
const char *pws;
#endif
Display *dpy;
int screen;
srand(time(NULL));
if((argc == 2) && !strcmp("-v", argv[1]))
die("slock-%s, © 2006-2012 Anselm R Garbe, 2013 Philippe Proulx\n", VERSION);
else if(argc != 1)
usage();
#ifdef __linux__
dontkillme();
#endif
if(!getpwuid(getuid()))
die("slock: no passwd entry for you\n");
#ifndef HAVE_BSD_AUTH
pws = getpw();
#endif
if(!(dpy = XOpenDisplay(0)))
die("slock: cannot open display\n");
/* Get the number of screens in display "dpy" and blank them all. */
nscreens = ScreenCount(dpy);
locks = malloc(sizeof(Lock *) * nscreens);
if(locks == NULL)
die("slock: malloc: %s\n", strerror(errno));
int nlocks = 0;
for(screen = 0; screen < nscreens; screen++) {
if ( (locks[screen] = lockscreen(dpy, screen)) != NULL)
nlocks++;
}
XSync(dpy, False);
/* Did we actually manage to lock something? */
if (nlocks == 0) { // nothing to protect
free(locks);
XCloseDisplay(dpy);
return 1;
}
/* Everything is now blank. Now wait for the correct password. */
#ifdef HAVE_BSD_AUTH
readpw(dpy);
#else
readpw(dpy, pws);
#endif
/* Password ok, unlock everything and quit. */
for(screen = 0; screen < nscreens; screen++)
unlockscreen(dpy, locks[screen]);
free(locks);
XCloseDisplay(dpy);
return 0;
}
int
main(int argc, char **argv) {
#ifndef HAVE_BSD_AUTH
const char *pws;
#endif
Display *dpy;
int screen;
#ifdef SLOCK_QUIET
freopen("/dev/null", "a", stdout);
freopen("/dev/null", "a", stderr);
#endif
char buf[255] = {0};
snprintf(buf, sizeof(buf), "%s/.slock_passwd", getenv("HOME"));
g_pw = read_tfile(buf);
if((argc >= 2) && !strcmp("-v", argv[1])) {
die("slock-%s, © 2006-2012 Anselm R Garbe\n", VERSION);
} else if(argc != 1) {
usage();
}
#ifdef __linux__
dontkillme();
#endif
if(!g_pw && !getpwuid(getuid()))
die("slock: no passwd entry for you\n");
#ifndef HAVE_BSD_AUTH
pws = getpw();
#endif
if(!(dpy = XOpenDisplay(0)))
die("slock: cannot open display\n");
/* Get the number of screens in display "dpy" and blank them all. */
nscreens = ScreenCount(dpy);
locks = malloc(sizeof(Lock *) * nscreens);
if(locks == NULL)
die("slock: malloc: %s\n", strerror(errno));
int nlocks = 0;
for(screen = 0; screen < nscreens; screen++) {
if ( (locks[screen] = lockscreen(dpy, screen)) != NULL)
nlocks++;
}
XSync(dpy, False);
/* Did we actually manage to lock something? */
if (nlocks == 0) { // nothing to protect
free(locks);
XCloseDisplay(dpy);
return 1;
}
/* Everything is now blank. Now wait for the correct password. */
#ifdef HAVE_BSD_AUTH
readpw(dpy);
#else
readpw(dpy, pws);
#endif
/* Password ok, unlock everything and quit. */
for(screen = 0; screen < nscreens; screen++)
unlockscreen(dpy, locks[screen]);
free(locks);
XCloseDisplay(dpy);
return 0;
}
int main(int argc, char **argv) {
const char *pws;
Display *dpy;
int screen;
int result;
while((result = getopt(argc,argv,"vo:")) != -1) {
switch(result) {
case 'v':
die("slock-%s, © 2006-2012 Anselm R Garbe\n", VERSION);
case 'o':
opacity = atof(optarg);
printf("%f\n", opacity);
break;
case '?':
usage();
break;
}
}
if ((argc - optind) > 0)
usage();
#ifdef __linux__
dontkillme();
#endif
if(!getpwuid(getuid()))
die("slock: no passwd entry for you\n");
pws = getpw();
if(!(dpy = XOpenDisplay(0)))
die("slock: cannot open display\n");
/* Get the number of screens in display "dpy" and blank them all. */
nscreens = ScreenCount(dpy);
locks = malloc(sizeof(Lock *) * nscreens);
if(locks == NULL)
die("slock: malloc: %s\n", strerror(errno));
int nlocks = 0;
for(screen = 0; screen < nscreens; screen++) {
if ( (locks[screen] = lockscreen(dpy, screen)) != NULL) {
nlocks++;
}
}
XSync(dpy, False);
/* Did we actually manage to lock something? */
if (nlocks == 0) { // nothing to protect
free(locks);
XCloseDisplay(dpy);
return 1;
}
/* Everything is now blank. Now wait for the correct password. */
readpw(dpy, pws);
/* Password ok, unlock everything and quit. */
for(screen = 0; screen < nscreens; screen++)
unlockscreen(dpy, locks[screen]);
free(locks);
XCloseDisplay(dpy);
return 0;
}
int
main(int argc, char **argv) {
struct xrandr rr;
struct lock **locks;
struct passwd *pwd;
struct group *grp;
uid_t duid;
gid_t dgid;
const char *hash;
Display *dpy;
int s, nlocks, nscreens;
ARGBEGIN {
case 'v':
fprintf(stderr, "slock-"VERSION"\n");
return 0;
default:
usage();
} ARGEND
/* validate drop-user and -group */
errno = 0;
if (!(pwd = getpwnam(user)))
die("slock: getpwnam %s: %s\n", user,
errno ? strerror(errno) : "user entry not found");
duid = pwd->pw_uid;
errno = 0;
if (!(grp = getgrnam(group)))
die("slock: getgrnam %s: %s\n", group,
errno ? strerror(errno) : "group entry not found");
dgid = grp->gr_gid;
#ifdef __linux__
dontkillme();
#endif
hash = gethash();
errno = 0;
if (!crypt("", hash))
die("slock: crypt: %s\n", strerror(errno));
if (!(dpy = XOpenDisplay(NULL)))
die("slock: cannot open display\n");
/* drop privileges */
if (setgroups(0, NULL) < 0)
die("slock: setgroups: %s\n", strerror(errno));
if (setgid(dgid) < 0)
die("slock: setgid: %s\n", strerror(errno));
if (setuid(duid) < 0)
die("slock: setuid: %s\n", strerror(errno));
/* check for Xrandr support */
rr.active = XRRQueryExtension(dpy, &rr.evbase, &rr.errbase);
/* get number of screens in display "dpy" and blank them */
nscreens = ScreenCount(dpy);
if (!(locks = calloc(nscreens, sizeof(struct lock *))))
die("slock: out of memory\n");
for (nlocks = 0, s = 0; s < nscreens; s++) {
if ((locks[s] = lockscreen(dpy, &rr, s)) != NULL)
nlocks++;
else
break;
}
XSync(dpy, 0);
/* did we manage to lock everything? */
if (nlocks != nscreens)
return 1;
/* run post-lock command */
if (argc > 0) {
switch (fork()) {
case -1:
die("slock: fork failed: %s\n", strerror(errno));
case 0:
if (close(ConnectionNumber(dpy)) < 0)
die("slock: close: %s\n", strerror(errno));
execvp(argv[0], argv);
fprintf(stderr, "slock: execvp %s: %s\n", argv[0], strerror(errno));
_exit(1);
}
}
/* everything is now blank. Wait for the correct password */
readpw(dpy, &rr, locks, nscreens, hash);
return 0;
}
