Green card g325a form

[[email protected]]

I came US on H4 status with my huband who is on H1b.Then i applied for H1b through my husband employer and did not recieve offer letter for 5 months as of now.Employer told that I wil not recieve offer letter till suitable project is found.
Now my husband is applying for GC and what should i fill on g325a form for the period of from h1 start to till day.What is my current status?Should I apply for H4?
Please advice