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95 lines
2.2 KiB
V
95 lines
2.2 KiB
V
// Copyright (c) 2019-2020 Alexander Medvednikov. All rights reserved.
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// Use of this source code is governed by an MIT license
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// that can be found in the LICENSE file.
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module os
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enum FileType {
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regular
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directory
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character_device
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block_device
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fifo
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symbolic_link
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socket
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}
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struct FilePermission {
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pub:
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read bool
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write bool
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execute bool
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}
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struct FileMode {
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pub:
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typ FileType
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owner FilePermission
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group FilePermission
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others FilePermission
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}
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// inode returns the mode of the file/inode containing inode type and permission information
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// it supports windows for regular files but it doesn't matter if you use owner, group or others when checking permissions on windows
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pub fn inode(path string) FileMode {
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mut attr := C.stat{}
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C.stat(path.str, &attr)
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mut typ := FileType.regular
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if attr.st_mode & C.S_IFMT == C.S_IFDIR {
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typ = .directory
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}
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$if !windows {
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if attr.st_mode & C.S_IFMT == C.S_IFCHR {
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typ = .character_device
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} else if attr.st_mode & C.S_IFMT == C.S_IFBLK {
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typ = .block_device
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} else if attr.st_mode & C.S_IFMT == C.S_IFIFO {
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typ = .fifo
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} else if attr.st_mode & C.S_IFMT == C.S_IFLNK {
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typ = .symbolic_link
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} else if attr.st_mode & C.S_IFMT == C.S_IFSOCK {
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typ = .socket
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}
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}
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$if windows {
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return FileMode{
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typ: typ
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owner: FilePermission{
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read: bool(attr.st_mode & C.S_IREAD)
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write: bool(attr.st_mode & C.S_IWRITE)
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execute: bool(attr.st_mode & C.S_IEXEC)
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}
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group: FilePermission{
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read: bool(attr.st_mode & C.S_IREAD)
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write: bool(attr.st_mode & C.S_IWRITE)
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execute: bool(attr.st_mode & C.S_IEXEC)
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}
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others: FilePermission{
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read: bool(attr.st_mode & C.S_IREAD)
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write: bool(attr.st_mode & C.S_IWRITE)
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execute: bool(attr.st_mode & C.S_IEXEC)
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}
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}
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} $else {
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return FileMode{
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typ: typ
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owner: FilePermission{
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read: bool(attr.st_mode & C.S_IRUSR)
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write: bool(attr.st_mode & C.S_IWUSR)
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execute: bool(attr.st_mode & C.S_IXUSR)
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}
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group: FilePermission{
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read: bool(attr.st_mode & C.S_IRGRP)
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write: bool(attr.st_mode & C.S_IWGRP)
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execute: bool(attr.st_mode & C.S_IXGRP)
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}
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others: FilePermission{
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read: bool(attr.st_mode & C.S_IROTH)
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write: bool(attr.st_mode & C.S_IWOTH)
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execute: bool(attr.st_mode & C.S_IXOTH)
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}
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}
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}
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}
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