Do you think i had the swine flu?

a week ago i had a 101 fever, a stuffy nose, body aches, and a bad cough. its better now. i went to the doctor and he gave me antibiotics and said if i got a fever it was the flu and that night i got a fever. do you think it could have been the swine flu? how do you know? i still have the cough. how long can the cough from swine flu last?