Searched refs:IOCPARM_MASK (Results 1 – 2 of 2) sorted by relevance
117 #define IOCPARM_MASK 0x7f /* parameters must be < 128 bytes */ macro126 #define _IOR(x,y,t) (IOC_OUT|(((long)sizeof(t)&IOCPARM_MASK)<<16)|((x)<<8)|(y))128 #define _IOW(x,y,t) (IOC_IN|(((long)sizeof(t)&IOCPARM_MASK)<<16)|((x)<<8)|(y))
88 #define SIOCPARM_MASK IOCPARM_MASK