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authorRoland McGrath <roland@gnu.org>1995-12-04 17:10:03 +0000
committerRoland McGrath <roland@gnu.org>1995-12-04 17:10:03 +0000
commit99cf7e3ebaa2d779c96bc2fa9a4770ef032d58da (patch)
treea6f894b82c45881ad7e960ff2d5600f5cd531b6d
parent683158e0c42dc68e3c43a32b6e5d832c5280e94e (diff)
For IOC_VOID request, send ARG itself as integer_t arg in RPC.
-rw-r--r--sysdeps/mach/hurd/ioctl.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/sysdeps/mach/hurd/ioctl.c b/sysdeps/mach/hurd/ioctl.c
index a1523c6c4d..7c58270f55 100644
--- a/sysdeps/mach/hurd/ioctl.c
+++ b/sysdeps/mach/hurd/ioctl.c
@@ -171,6 +171,13 @@ DEFUN(__ioctl, (fd, request),
in (_IOT_COUNT1 (type), _IOT_TYPE1 (type));
in (_IOT_COUNT2 (type), _IOT_TYPE2 (type));
}
+ else if (_IOC_INOUT (request) == IOC_VOID)
+ {
+ /* The RPC takes a single integer_t argument.
+ Rather than pointing to the value, ARG is the value itself. */
+ *t++ = io2mach_type (_IOTS (integer_t));
+ *((integer_t *) t)++ = (integer_t) arg;
+ }
/* Compute the expected size of the reply. There is a standard header
consisting of the message header and the reply code. Then, for out