diff options
Diffstat (limited to 'newlib/libc/sys/rtems')
| -rw-r--r-- | newlib/libc/sys/rtems/include/sys/ioccom.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/newlib/libc/sys/rtems/include/sys/ioccom.h b/newlib/libc/sys/rtems/include/sys/ioccom.h index 34ea1e16d..2a8416c41 100644 --- a/newlib/libc/sys/rtems/include/sys/ioccom.h +++ b/newlib/libc/sys/rtems/include/sys/ioccom.h @@ -68,6 +68,10 @@ typedef unsigned long ioctl_command_t; #define _IOW(g,n,t) _IOC(IOC_IN, (g), (n), sizeof(t)) /* this should be _IORW, but stdio got there first */ #define _IOWR(g,n,t) _IOC(IOC_INOUT, (g), (n), sizeof(t)) +/* Replace length/type in an ioctl command. */ +#define _IOC_NEWLEN(ioc, len) \ + (((~(IOCPARM_MASK << 16)) & (ioc)) | (((len) & IOCPARM_MASK) << 16)) +#define _IOC_NEWTYPE(ioc, type) _IOC_NEWLEN((ioc), sizeof(type)) #ifdef _KERNEL |