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use alloc::arc::Arc;
use arch::mmu::AddressSpace;
use phys_mem::PhysicalBitmap;
use syscall::Result;

pub struct ArchProcess {
    address_space: AddressSpace
}

impl ArchProcess {
    pub fn new(bitmap: Arc<PhysicalBitmap>) -> Result<ArchProcess> {
        Ok(ArchProcess {
            address_space: try!(AddressSpace::new(bitmap))
        })
    }

    pub unsafe fn switch(&self) {
        self.address_space.switch()
    }

    pub unsafe fn map<T>(&self, ptr: *const T, addr: usize, user: bool, writable: bool) -> Result<()> {
        self.address_space.map(ptr, addr, user, writable)
    }
}