types(5) [mojave man page]
TYPES(5) BSD File Formats Manual TYPES(5) NAME
types -- system data types SYNOPSIS
#include <sys/types.h> DESCRIPTION
The file sys/types.h contains the defined data types used in the kernel (most are used through out the system). #ifndef _TYPES_H_ #define _TYPES_H_ typedef short dev_t; #ifndef _POSIX_SOURCE /* major part of a device */ #define major(x) ((int)(((unsigned)(x)>>8)&0377)) /* minor part of a device */ #define minor(x) ((int)((x)&0377)) /* make a device number */ #define makedev(x,y) ((dev_t)(((x)<<8) | (y))) #endif typedef unsigned char u_char; typedef unsigned short u_short; typedef unsigned int u_int; typedef unsigned long u_long; typedef unsigned short ushort; /* Sys V compatibility */ #if !defined(_ANSI_SOURCE) && !defined(_POSIX_C_SOURCE) #include <machine/types.h> #endif #ifdef _CLOCK_T_ typedef _CLOCK_T_ clock_t; #undef _CLOCK_T_ #endif #ifdef _SIZE_T_ typedef _SIZE_T_ size_t; #undef _SIZE_T_ #endif #ifdef _TIME_T_ typedef _TIME_T_ time_t; #undef _TIME_T_ #endif typedef u_int64_t u_quad_t; typedef int64_t quad_t typedef quad_t * qaddr_t; /* should be typedef quad * qaddr_t; */ typedef long daddr_t; typedef char * caddr_t; #ifdef _DARWIN_FEATURE_64_BIT_INODE typedef u_int64_t ino_t; #else /* !_DARWIN_FEATURE_64_BIT_INODE */ typedef u_int ino_t; #endif /* _DARWIN_FEATURE_64_BIT_INODE */ typedef long swblk_t; typedef long segsz_t; typedef int64_t off_t; typedef u_int uid_t; typedef u_int gid_t; typedef int pid_t; typedef u_short nlink_t; typedef u_short mode_t; typedef u_long fixpt_t; #ifndef _POSIX_SOURCE #define NBBY 8 /* number of bits in a byte */ /* * Select uses bit masks of file descriptors in longs. These macros * manipulate such bit fields (the filesystem macros use chars). * FD_SETSIZE may be defined by the user, but the default here should * be >= NOFILE (param.h). */ #ifndef FD_SETSIZE #define FD_SETSIZE 1024 #endif typedef long fd_mask; #define NFDBITS (sizeof(fd_mask) * NBBY) /* bits per mask */ #ifndef howmany #define howmany(x, y) (((x)+((y)-1))/(y)) #endif typedef struct fd_set { fd_mask fds_bits[howmany(FD_SETSIZE, NFDBITS)]; } fd_set; #define FD_SET(n, p) ((p)->fds_bits[(n)/NFDBITS] |= (1 << ((n) % NFDBITS))) #define FD_CLR(n, p) ((p)->fds_bits[(n)/NFDBITS] &= ~(1 << ((n) % NFDBITS))) #define FD_ISSET(n, p) ((p)->fds_bits[(n)/NFDBITS] & (1 << ((n) % NFDBITS))) #define FD_COPY(f, t) bcopy(f, t, sizeof(*(f))) #define FD_ZERO(p) bzero((char *)(p), sizeof(*(p))) #endif /* !_POSIX_SOURCE */ #endif /* !_TYPES_H_ */ SEE ALSO
adb(1), lseek(2), time(3), fs(5) HISTORY
A types file appeared in Version 7 AT&T UNIX. Darwin May 15, 2008 Darwin
Check Out this Related Man Page
TYPES(5) BSD File Formats Manual TYPES(5) NAME
types -- system data types SYNOPSIS
#include <sys/types.h> DESCRIPTION
The file sys/types.h contains the defined data types used in the kernel (most are used through out the system). #ifndef _TYPES_H_ #define _TYPES_H_ typedef short dev_t; #ifndef _POSIX_SOURCE /* major part of a device */ #define major(x) ((int)(((unsigned)(x)>>8)&0377)) /* minor part of a device */ #define minor(x) ((int)((x)&0377)) /* make a device number */ #define makedev(x,y) ((dev_t)(((x)<<8) | (y))) #endif typedef unsigned char u_char; typedef unsigned short u_short; typedef unsigned int u_int; typedef unsigned long u_long; typedef unsigned short ushort; /* Sys V compatibility */ #if !defined(_ANSI_SOURCE) && !defined(_POSIX_C_SOURCE) #include <machine/types.h> #endif #ifdef _CLOCK_T_ typedef _CLOCK_T_ clock_t; #undef _CLOCK_T_ #endif #ifdef _SIZE_T_ typedef _SIZE_T_ size_t; #undef _SIZE_T_ #endif #ifdef _TIME_T_ typedef _TIME_T_ time_t; #undef _TIME_T_ #endif typedef u_int64_t u_quad_t; typedef int64_t quad_t typedef quad_t * qaddr_t; /* should be typedef quad * qaddr_t; */ typedef long daddr_t; typedef char * caddr_t; #ifdef _DARWIN_FEATURE_64_BIT_INODE typedef u_int64_t ino_t; #else /* !_DARWIN_FEATURE_64_BIT_INODE */ typedef u_int ino_t; #endif /* _DARWIN_FEATURE_64_BIT_INODE */ typedef long swblk_t; typedef long segsz_t; typedef int64_t off_t; typedef u_int uid_t; typedef u_int gid_t; typedef int pid_t; typedef u_short nlink_t; typedef u_short mode_t; typedef u_long fixpt_t; #ifndef _POSIX_SOURCE #define NBBY 8 /* number of bits in a byte */ /* * Select uses bit masks of file descriptors in longs. These macros * manipulate such bit fields (the filesystem macros use chars). * FD_SETSIZE may be defined by the user, but the default here should * be >= NOFILE (param.h). */ #ifndef FD_SETSIZE #define FD_SETSIZE 1024 #endif typedef long fd_mask; #define NFDBITS (sizeof(fd_mask) * NBBY) /* bits per mask */ #ifndef howmany #define howmany(x, y) (((x)+((y)-1))/(y)) #endif typedef struct fd_set { fd_mask fds_bits[howmany(FD_SETSIZE, NFDBITS)]; } fd_set; #define FD_SET(n, p) ((p)->fds_bits[(n)/NFDBITS] |= (1 << ((n) % NFDBITS))) #define FD_CLR(n, p) ((p)->fds_bits[(n)/NFDBITS] &= ~(1 << ((n) % NFDBITS))) #define FD_ISSET(n, p) ((p)->fds_bits[(n)/NFDBITS] & (1 << ((n) % NFDBITS))) #define FD_COPY(f, t) bcopy(f, t, sizeof(*(f))) #define FD_ZERO(p) bzero((char *)(p), sizeof(*(p))) #endif /* !_POSIX_SOURCE */ #endif /* !_TYPES_H_ */ SEE ALSO
adb(1), lseek(2), time(3), fs(5) HISTORY
A types file appeared in Version 7 AT&T UNIX. Darwin May 15, 2008 Darwin