1*8d67ca89SAndroid Build Coastguard Worker /* 2*8d67ca89SAndroid Build Coastguard Worker * This file is auto-generated. Modifications will be lost. 3*8d67ca89SAndroid Build Coastguard Worker * 4*8d67ca89SAndroid Build Coastguard Worker * See https://android.googlesource.com/platform/bionic/+/master/libc/kernel/ 5*8d67ca89SAndroid Build Coastguard Worker * for more information. 6*8d67ca89SAndroid Build Coastguard Worker */ 7*8d67ca89SAndroid Build Coastguard Worker #ifndef _UAPI_ASM_GENERIC_IOCTL_H 8*8d67ca89SAndroid Build Coastguard Worker #define _UAPI_ASM_GENERIC_IOCTL_H 9*8d67ca89SAndroid Build Coastguard Worker #define _IOC_NRBITS 8 10*8d67ca89SAndroid Build Coastguard Worker #define _IOC_TYPEBITS 8 11*8d67ca89SAndroid Build Coastguard Worker #ifndef _IOC_SIZEBITS 12*8d67ca89SAndroid Build Coastguard Worker #define _IOC_SIZEBITS 14 13*8d67ca89SAndroid Build Coastguard Worker #endif 14*8d67ca89SAndroid Build Coastguard Worker #ifndef _IOC_DIRBITS 15*8d67ca89SAndroid Build Coastguard Worker #define _IOC_DIRBITS 2 16*8d67ca89SAndroid Build Coastguard Worker #endif 17*8d67ca89SAndroid Build Coastguard Worker #define _IOC_NRMASK ((1 << _IOC_NRBITS) - 1) 18*8d67ca89SAndroid Build Coastguard Worker #define _IOC_TYPEMASK ((1 << _IOC_TYPEBITS) - 1) 19*8d67ca89SAndroid Build Coastguard Worker #define _IOC_SIZEMASK ((1 << _IOC_SIZEBITS) - 1) 20*8d67ca89SAndroid Build Coastguard Worker #define _IOC_DIRMASK ((1 << _IOC_DIRBITS) - 1) 21*8d67ca89SAndroid Build Coastguard Worker #define _IOC_NRSHIFT 0 22*8d67ca89SAndroid Build Coastguard Worker #define _IOC_TYPESHIFT (_IOC_NRSHIFT + _IOC_NRBITS) 23*8d67ca89SAndroid Build Coastguard Worker #define _IOC_SIZESHIFT (_IOC_TYPESHIFT + _IOC_TYPEBITS) 24*8d67ca89SAndroid Build Coastguard Worker #define _IOC_DIRSHIFT (_IOC_SIZESHIFT + _IOC_SIZEBITS) 25*8d67ca89SAndroid Build Coastguard Worker #ifndef _IOC_NONE 26*8d67ca89SAndroid Build Coastguard Worker #define _IOC_NONE 0U 27*8d67ca89SAndroid Build Coastguard Worker #endif 28*8d67ca89SAndroid Build Coastguard Worker #ifndef _IOC_WRITE 29*8d67ca89SAndroid Build Coastguard Worker #define _IOC_WRITE 1U 30*8d67ca89SAndroid Build Coastguard Worker #endif 31*8d67ca89SAndroid Build Coastguard Worker #ifndef _IOC_READ 32*8d67ca89SAndroid Build Coastguard Worker #define _IOC_READ 2U 33*8d67ca89SAndroid Build Coastguard Worker #endif 34*8d67ca89SAndroid Build Coastguard Worker #define _IOC(dir,type,nr,size) (((dir) << _IOC_DIRSHIFT) | ((type) << _IOC_TYPESHIFT) | ((nr) << _IOC_NRSHIFT) | ((size) << _IOC_SIZESHIFT)) 35*8d67ca89SAndroid Build Coastguard Worker #define _IOC_TYPECHECK(t) (sizeof(t)) 36*8d67ca89SAndroid Build Coastguard Worker #define _IO(type,nr) _IOC(_IOC_NONE, (type), (nr), 0) 37*8d67ca89SAndroid Build Coastguard Worker #define _IOR(type,nr,size) _IOC(_IOC_READ, (type), (nr), (_IOC_TYPECHECK(size))) 38*8d67ca89SAndroid Build Coastguard Worker #define _IOW(type,nr,size) _IOC(_IOC_WRITE, (type), (nr), (_IOC_TYPECHECK(size))) 39*8d67ca89SAndroid Build Coastguard Worker #define _IOWR(type,nr,size) _IOC(_IOC_READ | _IOC_WRITE, (type), (nr), (_IOC_TYPECHECK(size))) 40*8d67ca89SAndroid Build Coastguard Worker #define _IOR_BAD(type,nr,size) _IOC(_IOC_READ, (type), (nr), sizeof(size)) 41*8d67ca89SAndroid Build Coastguard Worker #define _IOW_BAD(type,nr,size) _IOC(_IOC_WRITE, (type), (nr), sizeof(size)) 42*8d67ca89SAndroid Build Coastguard Worker #define _IOWR_BAD(type,nr,size) _IOC(_IOC_READ | _IOC_WRITE, (type), (nr), sizeof(size)) 43*8d67ca89SAndroid Build Coastguard Worker #define _IOC_DIR(nr) (((nr) >> _IOC_DIRSHIFT) & _IOC_DIRMASK) 44*8d67ca89SAndroid Build Coastguard Worker #define _IOC_TYPE(nr) (((nr) >> _IOC_TYPESHIFT) & _IOC_TYPEMASK) 45*8d67ca89SAndroid Build Coastguard Worker #define _IOC_NR(nr) (((nr) >> _IOC_NRSHIFT) & _IOC_NRMASK) 46*8d67ca89SAndroid Build Coastguard Worker #define _IOC_SIZE(nr) (((nr) >> _IOC_SIZESHIFT) & _IOC_SIZEMASK) 47*8d67ca89SAndroid Build Coastguard Worker #define IOC_IN (_IOC_WRITE << _IOC_DIRSHIFT) 48*8d67ca89SAndroid Build Coastguard Worker #define IOC_OUT (_IOC_READ << _IOC_DIRSHIFT) 49*8d67ca89SAndroid Build Coastguard Worker #define IOC_INOUT ((_IOC_WRITE | _IOC_READ) << _IOC_DIRSHIFT) 50*8d67ca89SAndroid Build Coastguard Worker #define IOCSIZE_MASK (_IOC_SIZEMASK << _IOC_SIZESHIFT) 51*8d67ca89SAndroid Build Coastguard Worker #define IOCSIZE_SHIFT (_IOC_SIZESHIFT) 52*8d67ca89SAndroid Build Coastguard Worker #endif 53