I have all - Ye have now sent me so much by Epaphroditus, that I abound in all the necessaries of life.
Having received - the things - Probably a supply of clothes and such like necessaries, as well as of money.
An odor of a sweet smell - Alluding to the sacrifices offered up under the law. With what ye have done to me, his servant, God is well pleased. See Eph 5:2, and the note there.