kern_return_t :: s32;

natural_t :: u32;
boolean_t :: s32;

vm_prot_t :: s32;
vm_map_t  :: mach_port_t;

mach_port_t       :: natural_t;
mach_vm_address_t :: u64;
mach_vm_size_t    :: u64;

host_t :: *void;

VM_FLAGS_FIXED              :: 0x0000;
VM_FLAGS_ANYWHERE           :: 0x0001;
VM_FLAGS_PURGABLE           :: 0x0002;
VM_FLAGS_4GB_CHUNK          :: 0x0004;
VM_FLAGS_RANDOM_ADDR        :: 0x0008;
VM_FLAGS_NO_CACHE           :: 0x0010;
VM_FLAGS_RESILIENT_CODESIGN :: 0x0020;
VM_FLAGS_RESILIENT_MEDIA    :: 0x0040;
VM_FLAGS_OVERWRITE          :: 0x4000;

VM_PROT_READ    :: 0x1;
VM_PROT_WRITE   :: 0x2;
VM_PROT_EXECUTE :: 0x4;


host_self :: () -> host_t #foreign Kernel;

host_page_size :: (host: host_t, page_size: *mach_vm_size_t) -> kern_return_t #foreign Kernel;

mach_task_self :: () -> mach_port_t #foreign Kernel;

mach_vm_allocate :: (target: vm_map_t, address: *mach_vm_address_t, size:mach_vm_size_t , flags: s32) -> kern_return_t #foreign Kernel;

mach_vm_deallocate :: (target: vm_map_t, address: mach_vm_address_t, size:mach_vm_size_t) -> kern_return_t #foreign Kernel;

mach_vm_protect :: (target_task: vm_map_t, address: mach_vm_address_t, size: mach_vm_size_t, set_maximum: boolean_t, new_protection: vm_prot_t) -> kern_return_t #foreign Kernel;

#scope_module

Kernel :: #library,system "libc";