public UnixUserInfo(string user)
{
passwd = new Native.Passwd();
Native.Passwd?pw;
int r = Native.Syscall.getpwnam_r(user, passwd, out pw);
if (r != 0 || pw == null)
{
throw new ArgumentException(Locale.GetText("invalid username"), "user");
}
}
public UnixUserInfo(long user)
{
passwd = new Native.Passwd();
Native.Passwd pw;
int r = Native.Syscall.getpwuid_r(Convert.ToUInt32(user), passwd, out pw);
if (r != 0 || pw == null)
{
throw new ArgumentException(Locale.GetText("invalid user id"), "user");
}
}
public void SetOwner(string owner)
{
Native.Passwd pw = Native.Syscall.getpwnam(owner);
if (pw == null)
{
throw new ArgumentException(Locale.GetText("invalid username"), "owner");
}
uint uid = pw.pw_uid;
uint gid = pw.pw_gid;
SetOwner((long)uid, (long)gid);
}
private static Native.Passwd CopyPasswd(Native.Passwd pw)
{
Native.Passwd p = new Native.Passwd();
p.pw_name = pw.pw_name;
p.pw_passwd = pw.pw_passwd;
p.pw_uid = pw.pw_uid;
p.pw_gid = pw.pw_gid;
p.pw_gecos = pw.pw_gecos;
p.pw_dir = pw.pw_dir;
p.pw_shell = pw.pw_shell;
return(p);
}
public void SetOwner(string user)
{
AssertNotDisposed();
Native.Passwd pw = Native.Syscall.getpwnam(user);
if (pw == null)
{
throw new ArgumentException(Locale.GetText("invalid username"), "user");
}
long uid = pw.pw_uid;
long gid = pw.pw_gid;
SetOwner(uid, gid);
}
public UnixUserInfo(Native.Passwd passwd)
{
this.passwd = CopyPasswd(passwd);
}