kern

annotate include/kdef.h @ 96:07fe6a614185

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filesystem
author John Tsiombikas <nuclear@member.fsf.org>
date Thu, 15 Dec 2011 04:39:00 +0200
parents b3351d018ac6
children 8717eb590727
rev   line source
nuclear@72 1 /* definitions that must be in-sync between kernel and user space */
nuclear@72 2 #ifndef KERNEL_DEFS_H_
nuclear@72 3 #define KERNEL_DEFS_H_
nuclear@72 4
nuclear@72 5 /* --- defines for sys/wait.h */
nuclear@72 6 #if defined(KERNEL) || defined(KDEF_WAIT_H)
nuclear@72 7 #define WNOHANG 1
nuclear@72 8
nuclear@72 9 #define WEXITSTATUS(s) ((s) & _WSTATUS_MASK)
nuclear@72 10 #define WCOREDUMP(s) ((s) & _WCORE_BIT)
nuclear@72 11
nuclear@72 12 #define WIFEXITED(s) (_WREASON(s) == _WREASON_EXITED)
nuclear@72 13 #define WIFSIGNALED(s) (_WREASON(s) == _WREASON_SIGNALED)
nuclear@72 14
nuclear@72 15 /* implementation details */
nuclear@72 16 #define _WSTATUS_MASK 0xff
nuclear@72 17
nuclear@72 18 #define _WREASON_SHIFT 8
nuclear@72 19 #define _WREASON_MASK 0xf00
nuclear@72 20 #define _WREASON(s) (((s) & _WREASON_MASK) >> _WREASON_SHIFT)
nuclear@72 21
nuclear@72 22 #define _WREASON_EXITED 1
nuclear@72 23 #define _WREASON_SIGNALED 2
nuclear@72 24
nuclear@72 25 #define _WCORE_BIT 0x1000
nuclear@72 26 #endif /* sys/wait.h */
nuclear@72 27
nuclear@72 28
nuclear@72 29
nuclear@72 30 /* --- defines for errno.h */
nuclear@72 31 #if defined(KERNEL) || defined(KDEF_ERRNO_H)
nuclear@94 32 #define EFOO 1 /* I just like to return -1 some times :) */
nuclear@90 33
nuclear@96 34 #define EAGAIN 2
nuclear@96 35 #define EINVAL 3
nuclear@96 36 #define ECHILD 4
nuclear@96 37 #define EBUSY 5
nuclear@96 38 #define ENOMEM 6
nuclear@96 39 #define EIO 7
nuclear@96 40 #define ENOENT 8
nuclear@96 41 #define ENAMETOOLONG 9
nuclear@96 42 #define ENOSPC 10
nuclear@96 43 #define EPERM 11
nuclear@94 44
nuclear@94 45 #define EBUG 127 /* for missing features and known bugs */
nuclear@72 46 #endif /* errno.h */
nuclear@72 47
nuclear@72 48
nuclear@72 49 /* --- defines for syscall.h */
nuclear@72 50 #if defined(KERNEL) || defined(KDEF_SYSCALL_H)
nuclear@72 51
nuclear@72 52 #define SYSCALL_INT 0x80
nuclear@72 53
nuclear@72 54 #define SYS_HELLO 0
nuclear@72 55 #define SYS_SLEEP 1
nuclear@72 56 #define SYS_FORK 2
nuclear@72 57 #define SYS_EXIT 3
nuclear@72 58 #define SYS_WAITPID 4
nuclear@72 59 #define SYS_GETPID 5
nuclear@72 60 #define SYS_GETPPID 6
nuclear@90 61 #define SYS_MOUNT 7
nuclear@90 62 #define SYS_UMOUNT 8
nuclear@90 63 #define SYS_OPEN 9
nuclear@90 64 #define SYS_CLOSE 10
nuclear@90 65 #define SYS_READ 11
nuclear@90 66 #define SYS_WRITE 12
nuclear@90 67 #define SYS_LSEEK 13
nuclear@72 68
nuclear@90 69 /* keep this one more than the last syscall */
nuclear@90 70 #define NUM_SYSCALLS 14
nuclear@72 71
nuclear@72 72 #endif /* syscall.h */
nuclear@72 73
nuclear@96 74 /* --- defines for sys/stat.h */
nuclear@96 75 #if defined(KERNEL) || defined(STAT_H)
nuclear@96 76
nuclear@96 77 #define S_IFMT 0170000 /* bit mask for the file type bit fields */
nuclear@96 78 #define S_IFSOCK 0140000 /* socket */
nuclear@96 79 #define S_IFLNK 0120000 /* symbolic link */
nuclear@96 80 #define S_IFREG 0100000 /* regular file */
nuclear@96 81 #define S_IFBLK 0060000 /* block device */
nuclear@96 82 #define S_IFDIR 0040000 /* directory */
nuclear@96 83 #define S_IFCHR 0020000 /* character device */
nuclear@96 84 #define S_IFIFO 0010000 /* FIFO */
nuclear@96 85
nuclear@96 86 #define S_ISUID 0004000 /* set UID bit */
nuclear@96 87 #define S_ISGID 0002000 /* set-group-ID bit (see below) */
nuclear@96 88 #define S_ISVTX 0001000 /* sticky bit (see below) */
nuclear@96 89
nuclear@96 90 #define S_IRWXU 00700 /* mask for file owner permissions */
nuclear@96 91 #define S_IRUSR 00400 /* owner has read permission */
nuclear@96 92 #define S_IWUSR 00200 /* owner has write permission */
nuclear@96 93 #define S_IXUSR 00100 /* owner has execute permission */
nuclear@96 94 #define S_IRWXG 00070 /* mask for group permissions */
nuclear@96 95 #define S_IRGRP 00040 /* group has read permission */
nuclear@96 96 #define S_IWGRP 00020 /* group has write permission */
nuclear@96 97 #define S_IXGRP 00010 /* group has execute permission */
nuclear@96 98 #define S_IRWXO 00007 /* mask for permissions for others (not in group) */
nuclear@96 99 #define S_IROTH 00004 /* others have read permission */
nuclear@96 100 #define S_IWOTH 00002 /* others have write permission */
nuclear@96 101 #define S_IXOTH 00001 /* others have execute permission */
nuclear@96 102
nuclear@96 103 #endif /* sys/stat.h */
nuclear@96 104
nuclear@96 105
nuclear@72 106 #endif /* KERNEL_DEFS_H_ */