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author | Luke Shumaker <lukeshu@lukeshu.com> | 2022-07-13 21:44:18 -0600 |
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committer | Luke Shumaker <lukeshu@lukeshu.com> | 2022-07-13 21:44:18 -0600 |
commit | 296e9fc0f8812ce0c5684ff99f84e80eef07cd4c (patch) | |
tree | f2c0219b5a5db0603af6c55acb6f1684742989fd /lib/linux | |
parent | 436e1681c9fcda246c6d84526fc79c87adc7b28d (diff) |
Move files to different packages [ci-skip]
Diffstat (limited to 'lib/linux')
-rw-r--r-- | lib/linux/stat.go | 100 |
1 files changed, 0 insertions, 100 deletions
diff --git a/lib/linux/stat.go b/lib/linux/stat.go deleted file mode 100644 index 2cca56d..0000000 --- a/lib/linux/stat.go +++ /dev/null @@ -1,100 +0,0 @@ -// Copyright (C) 2020-2021 Ambassador Labs -// Copyright (C) 2022 Luke Shumaker <lukeshu@lukeshu.com> -// -// SPDX-License-Identifier: Apache-2.0 -// -// Based on https://github.com/datawire/ocibuild/blob/master/pkg/python/stat.go - -package linux - -type StatMode uint32 - -//nolint:deadcode,varcheck // not all of these modes will be used -const ( - // 16 bits = 5⅓ octal characters - - ModeFmt StatMode = 0o17_0000 // mask for the type bits - - _ModeFmtUnused000 StatMode = 0o00_0000 - ModeFmtNamedPipe StatMode = 0o01_0000 // type: named pipe (FIFO) - ModeFmtCharDevice StatMode = 0o02_0000 // type: character device - _ModeFmtUnused003 StatMode = 0o03_0000 - ModeFmtDir StatMode = 0o04_0000 // type: directory - _ModeFmtUnused005 StatMode = 0o05_0000 - ModeFmtBlockDevice StatMode = 0o06_0000 // type: block device - _ModeFmtUnused007 StatMode = 0o07_0000 - ModeFmtRegular StatMode = 0o10_0000 // type: regular file - _ModeFmtUnused011 StatMode = 0o11_0000 - ModeFmtSymlink StatMode = 0o12_0000 // type: symbolic link - _ModeFmtUnused013 StatMode = 0o13_0000 - ModeFmtSocket StatMode = 0o14_0000 // type: socket file - _ModeFmtUnused015 StatMode = 0o15_0000 - _ModeFmtUnused016 StatMode = 0o16_0000 - _ModeFmtUnused017 StatMode = 0o17_0000 - - ModePerm StatMode = 0o00_7777 // mask for permission bits - - ModePermSetUID StatMode = 0o00_4000 // permission: set user id - ModePermSetGID StatMode = 0o00_2000 // permission: set group ID - ModePermSticky StatMode = 0o00_1000 // permission: sticky bit - - ModePermUsrR StatMode = 0o00_0400 // permission: user: read - ModePermUsrW StatMode = 0o00_0200 // permission: user: write - ModePermUsrX StatMode = 0o00_0100 // permission: user: execute - - ModePermGrpR StatMode = 0o00_0040 // permission: group: read - ModePermGrpW StatMode = 0o00_0020 // permission: group: write - ModePermGrpX StatMode = 0o00_0010 // permission: group: execute - - ModePermOthR StatMode = 0o00_0004 // permission: other: read - ModePermOthW StatMode = 0o00_0002 // permission: other: write - ModePermOthX StatMode = 0o00_0001 // permission: other: execute -) - -// IsDir reports whether mode describes a directory. -// -// That is, it tests that the ModeFmt bits are set to ModeFmtDir. -func (mode StatMode) IsDir() bool { - return mode&ModeFmt == ModeFmtDir -} - -// IsRegular reports whether m describes a regular file. -// -// That is, it tests that the ModeFmt bits are set to ModeFmtRegular. -func (mode StatMode) IsRegular() bool { - return mode&ModeFmt == ModeFmtRegular -} - -// String returns a textual representation of the mode. -// -// This is the format that POSIX specifies for showing the mode in the -// output of the `ls -l` command. POSIX does not specify the -// character to use to indicate a ModeFmtSocket file; this method uses -// 's' (GNU `ls` behavior; though POSIX notes that many -// implementations use '=' for sockets). -func (mode StatMode) String() string { - buf := [10]byte{ - // type: This string is easy; it directly pairs with - // the above ModeFmtXXX list above; the character in - // the string left-to-right corresponds with the - // constant in the list top-to-bottom. - "?pc?d?b?-?l?s???"[mode>>12], - - // owner - "-r"[(mode>>8)&0o1], - "-w"[(mode>>7)&0o1], - "-xSs"[((mode>>6)&0o1)|((mode>>10)&0o2)], - - // group - "-r"[(mode>>5)&0o1], - "-w"[(mode>>4)&0o1], - "-xSs"[((mode>>3)&0o1)|((mode>>9)&0o2)], - - // group - "-r"[(mode>>2)&0o1], - "-w"[(mode>>1)&0o1], - "-xTt"[((mode>>0)&0o1)|((mode>>8)&0o2)], - } - - return string(buf[:]) -} |