What Causes Vaginal Discharge And Itching In Vagina?

Hi, we ll I don t really know how to start this. I m a 17 year old female and I m allergic to latex so when I have intercourse I prefer not to use a condom. Because of this I m afraid that I might have caught an STD like chlamiydia or gonhnneria (I m sorry if those are spelt wrong) I am itchy some times and white I wanna say gunk inside of my vagina well the parts I can see anyway. And it smells funny. Now at first I thought it might be a yeast infection but it doesn t hurt or burn when I pee or anything. So I m kinda lost I do get abdominal pain from time to time though and that scares me to. I would go to the doctor to be tested but I live in a very small town and my doctors an old man I just can t. If you have any idea or tips that would be great and yes I know not useing protection is dangerous and it would be my fualt if I got an STD I just don t know what to do. Me and my boyfriend have been together 2 months and we ve had sex without protection I m so afraid that he has it to cuss of me. And if our parents find out we re dead