Display "-" instead of "-\-" by handling the error immediately

This commit is contained in:
Starz0r 2021-08-29 07:13:57 -05:00 committed by Wei Zhang
parent b45c7550b6
commit 8cea3695cb

View file

@ -61,26 +61,42 @@ pub fn get_file_data(path: &Path) -> Result<(Owner, Permissions), io::Error> {
return Err(std::io::Error::from_raw_os_error(error_code as i32));
}
// Format into domain\name format
// Assumptions:
// - owner_sid_ptr is valid
// - group_sid_ptr is valid
// (both OK because GetNamedSecurityInfoW returned success)
let (owner_name, owner_domain) = unsafe { lookup_account_sid(owner_sid_ptr) }?;
let (group_name, group_domain) = unsafe { lookup_account_sid(group_sid_ptr) }?;
let owner_name = os_from_buf(&owner_name);
let owner_domain = os_from_buf(&owner_domain);
let group_name = os_from_buf(&group_name);
let group_domain = os_from_buf(&group_domain);
let mut owner = String::new();
match unsafe { lookup_account_sid(owner_sid_ptr) } {
Ok((n, d)) => {
let owner_name = os_from_buf(&n);
let owner_domain = os_from_buf(&d);
// Format into domain\name format
let mut owner = owner_domain.to_string_lossy().into_owned();
owner.push('\\');
owner.push_str(&owner_name.to_string_lossy());
}
Err(_) => {
owner.push('-');
}
};
let mut group = String::new();
match unsafe { lookup_account_sid(group_sid_ptr) } {
Ok((n, d)) => {
let group_name = os_from_buf(&n);
let group_domain = os_from_buf(&d);
let mut group = group_domain.to_string_lossy().into_owned();
group.push('\\');
group.push_str(&group_name.to_string_lossy());
}
Err(_) => {
group.push('-');
}
};
// This structure will be returned
let owner = Owner::new(owner, group);
@ -258,7 +274,9 @@ unsafe fn lookup_account_sid(sid: *mut c_void) -> Result<(Vec<u16>, Vec<u16>), s
// Unknown account and or system domain identification
// Possibly foreign item originating from another machine
// TODO: Calculate permissions since it has to be possible if Explorer knows.
return Ok((vec!['-' as u16], vec!['-' as u16]));
return Err(io::Error::from_raw_os_error(
winapi::um::errhandlingapi::GetLastError() as i32,
));
}
}
}