It's important to remember that diagnosing someone with a mental health condition like sociopathy requires a thorough evaluation by a qualified expert.
From your description, it seems like your boyfriend displays certain characteristics commonly associated with sociopathy, such as a lack of emotional expression, being in control, and being charming and attentive. However, it's essential to note that there could be other explanations for his behavior.
People can have different personalities, and some individuals may naturally be more reserved or appear emotionally distant, but that doesn't necessarily mean they have a mental disorder. It could simply be a part of their temperament or coping mechanism.
It's also possible that your boyfriend may have learned to suppress emotions due to past experiences or upbringing. Sometimes, individuals may have difficulty expressing their feelings openly and instead choose to keep them hidden.
If you're concerned about your boyfriend's behavior or the impact it has on your relationship, it's essential to communicate openly and honestly with him. If he is open to discussing his emotions and any concerns you may have, that's a positive sign for your relationship.
However, if you believe his behavior is causing harm or distress, or if you notice other concerning patterns, it may be helpful to encourage him to seek professional help from a mental health expert or counselor. They can provide a more accurate assessment and help him understand his emotions and coping mechanisms better.
Remember, it's essential to approach these discussions with empathy and without judgment, as mental health concerns can be complex and sensitive issues to address.