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// Copyright (c) 2019-2021 Alexander Medvednikov. All rights reserved.
// Use of this source code is governed by an MIT license
// that can be found in the LICENSE file.
module os
enum FileType {
regular
directory
character_device
block_device
fifo
symbolic_link
socket
}
struct FilePermission {
pub:
read bool
write bool
execute bool
}
struct FileMode {
pub:
typ FileType
owner FilePermission
group FilePermission
others FilePermission
}
// inode returns the mode of the file/inode containing inode type and permission information
// it supports windows for regular files but it doesn't matter if you use owner, group or others when checking permissions on windows
pub fn inode(path string) FileMode {
mut attr := C.stat{}
unsafe { C.stat(&char(path.str), &attr) }
mut typ := FileType.regular
if attr.st_mode & u32(C.S_IFMT) == u32(C.S_IFDIR) {
typ = .directory
}
$if !windows {
if attr.st_mode & u32(C.S_IFMT) == u32(C.S_IFCHR) {
typ = .character_device
} else if attr.st_mode & u32(C.S_IFMT) == u32(C.S_IFBLK) {
typ = .block_device
} else if attr.st_mode & u32(C.S_IFMT) == u32(C.S_IFIFO) {
typ = .fifo
} else if attr.st_mode & u32(C.S_IFMT) == u32(C.S_IFLNK) {
typ = .symbolic_link
} else if attr.st_mode & u32(C.S_IFMT) == u32(C.S_IFSOCK) {
typ = .socket
}
}
$if windows {
return FileMode{
typ: typ
owner: FilePermission{
read: (attr.st_mode & u32(C.S_IREAD)) != 0
write: (attr.st_mode & u32(C.S_IWRITE)) != 0
execute: (attr.st_mode & u32(C.S_IEXEC)) != 0
}
group: FilePermission{
read: (attr.st_mode & u32(C.S_IREAD)) != 0
write: (attr.st_mode & u32(C.S_IWRITE)) != 0
execute: (attr.st_mode & u32(C.S_IEXEC)) != 0
}
others: FilePermission{
read: (attr.st_mode & u32(C.S_IREAD)) != 0
write: (attr.st_mode & u32(C.S_IWRITE)) != 0
execute: (attr.st_mode & u32(C.S_IEXEC)) != 0
}
}
} $else {
return FileMode{
typ: typ
owner: FilePermission{
read: (attr.st_mode & u32(C.S_IRUSR)) != 0
write: (attr.st_mode & u32(C.S_IWUSR)) != 0
execute: (attr.st_mode & u32(C.S_IXUSR)) != 0
}
group: FilePermission{
read: (attr.st_mode & u32(C.S_IRGRP)) != 0
write: (attr.st_mode & u32(C.S_IWGRP)) != 0
execute: (attr.st_mode & u32(C.S_IXGRP)) != 0
}
others: FilePermission{
read: (attr.st_mode & u32(C.S_IROTH)) != 0
write: (attr.st_mode & u32(C.S_IWOTH)) != 0
execute: (attr.st_mode & u32(C.S_IXOTH)) != 0
}
}
}
}
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