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Diffstat (limited to 'sys/dev/random/randomdev.c')
-rw-r--r--sys/dev/random/randomdev.c24
1 files changed, 12 insertions, 12 deletions
diff --git a/sys/dev/random/randomdev.c b/sys/dev/random/randomdev.c
index 96e1d88..18b17d8 100644
--- a/sys/dev/random/randomdev.c
+++ b/sys/dev/random/randomdev.c
@@ -70,7 +70,7 @@ static struct cdevsw random_cdevsw = {
.d_name = "random",
};
-struct random_systat random_systat;
+struct random_systat *random_systat;
/* For use with make_dev(9)/destroy_dev(9). */
static struct cdev *random_dev;
@@ -88,8 +88,8 @@ random_close(struct cdev *dev __unused, int flags, int fmt __unused,
{
if ((flags & FWRITE) && (priv_check(td, PRIV_RANDOM_RESEED) == 0)
&& (securelevel_gt(td->td_ucred, 0) == 0)) {
- (*random_systat.reseed)();
- random_systat.seeded = 1;
+ (*random_systat->reseed)();
+ random_systat->seeded = 1;
arc4rand(NULL, 0, 1); /* Reseed arc4random as well. */
}
@@ -104,8 +104,8 @@ random_read(struct cdev *dev __unused, struct uio *uio, int flag)
void *random_buf;
/* Blocking logic */
- if (!random_systat.seeded)
- error = (*random_systat.block)(flag);
+ if (!random_systat->seeded)
+ error = (*random_systat->block)(flag);
/* The actual read */
if (!error) {
@@ -114,7 +114,7 @@ random_read(struct cdev *dev __unused, struct uio *uio, int flag)
while (uio->uio_resid > 0 && !error) {
c = MIN(uio->uio_resid, PAGE_SIZE);
- c = (*random_systat.read)(random_buf, c);
+ c = (*random_systat->read)(random_buf, c);
error = uiomove(random_buf, c, uio);
}
@@ -139,7 +139,7 @@ random_write(struct cdev *dev __unused, struct uio *uio, int flag __unused)
error = uiomove(random_buf, c, uio);
if (error)
break;
- (*random_systat.write)(random_buf, c);
+ (*random_systat->write)(random_buf, c);
}
free(random_buf, M_TEMP);
@@ -172,10 +172,10 @@ random_poll(struct cdev *dev __unused, int events, struct thread *td)
int revents = 0;
if (events & (POLLIN | POLLRDNORM)) {
- if (random_systat.seeded)
+ if (random_systat->seeded)
revents = events & (POLLIN | POLLRDNORM);
else
- revents = (*random_systat.poll) (events,td);
+ revents = (*random_systat->poll) (events,td);
}
return (revents);
}
@@ -189,11 +189,11 @@ random_modevent(module_t mod __unused, int type, void *data __unused)
switch (type) {
case MOD_LOAD:
random_ident_hardware(&random_systat);
- (*random_systat.init)();
+ (*random_systat->init)();
if (bootverbose)
printf("random: <entropy source, %s>\n",
- random_systat.ident);
+ random_systat->ident);
random_dev = make_dev_credf(MAKEDEV_ETERNAL_KLD, &random_cdevsw,
RANDOM_MINOR, NULL, UID_ROOT, GID_WHEEL, 0666, "random");
@@ -202,7 +202,7 @@ random_modevent(module_t mod __unused, int type, void *data __unused)
break;
case MOD_UNLOAD:
- (*random_systat.deinit)();
+ (*random_systat->deinit)();
destroy_dev(random_dev);
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