1 /* types.h 4.2 81/04/28 */ 2 3 /* 4 * Basic system types and major/minor device constructing/busting macros. 5 */ 6 7 /* major part of a device */ 8 #define major(x) ((int)(((unsigned)(x)>>8)&0377)) 9 10 /* minor part of a device */ 11 #define minor(x) ((int)((x)&0377)) 12 13 /* make a device number */ 14 #define makedev(x,y) ((dev_t)(((x)<<8) | (y))) 15 16 typedef unsigned char u_char; 17 typedef unsigned short u_short; 18 typedef unsigned int u_int; 19 typedef unsigned long u_long; 20 21 /* SHOULD USE long RATHER THAN int HERE BUT IT WOULD GIVE LINT ON THE KERNEL */ 22 /* GASTRIC DISTRESS AND DON'T HAVE TIME TO FIX THAT JUST NOW */ 23 typedef struct _physadr { int r[1]; } *physadr; 24 typedef int daddr_t; 25 typedef char * caddr_t; 26 typedef u_short ino_t; 27 typedef int swblk_t; 28 typedef int size_t; 29 typedef int time_t; 30 typedef int label_t[14]; 31 typedef short dev_t; 32 typedef int off_t; 33 typedef long portid_t; 34