Common types.
*)
+(** {2 Kernel symbols} *)
+
type ksym = string
(** A kernel symbol. *)
end
(** A map of kernel symbols to addresses. *)
+(** {2 Kernel images and associated data} *)
+
type utsname = {
kernel_name : string;
nodename : string;
arch : Virt_mem_utils.architecture; (** Architecture, eg. i386. *)
mem : ([`Wordsize], [`Endian], [`HasMapping]) Virt_mem_mmap.t;
(** Memory map. *)
+ kernel_min : Virt_mem_mmap.addr; (** Minimum addr of kernel pointers. *)
+ kernel_max : Virt_mem_mmap.addr; (** Maximum addr of kernel pointers. *)
}
(** A basic kernel image. *)
* Virt_mem_mmap.addr Ksymmap.t (* Kernel symbol map. *)
* utsname option (* Kernel version, etc., if found. *)
(** A kernel image, after finding kernel version (like 'uname'). *)
+
+(** {2 Load kernel memory} *)
+
+type load_memory_error =
+ | AddressOutOfRange (** Address not in [kernel_min..kernel_max] *)
+ | DomIsNull (** image.dom = None *)
+
+exception LoadMemoryError of load_memory_error * string
+
+val load_static_memory : dom:Libvirt.ro Libvirt.Domain.t ->
+ domname:string ->
+ arch:Virt_mem_utils.architecture ->
+ wordsize:Virt_mem_utils.wordsize -> endian:Bitstring.endian ->
+ kernel_min:Virt_mem_mmap.addr -> kernel_max:Virt_mem_mmap.addr ->
+ Virt_mem_mmap.addr -> int -> image0
+ (** [load_static_memory ~dom (*...*) start size] creates an [image0]
+ object, and initializes it with static kernel memory loaded
+ from the [start] address and [size] of [dom].
+
+ See also {!load_memory} for exceptions this can raise. *)
+
+val load_memory : image0 -> Virt_mem_mmap.addr -> int -> image0
+ (** [load_memory img start size] tries to load [size] bytes from
+ the start address into the memory map. If the memory was loaded
+ previously, then it is not requested again.
+
+ Note that the memory map may be updated by this, so a modified
+ image structure is returned.
+
+ This function can raise many different sorts of exceptions and
+ the caller is advised to catch any exceptions and deal with them
+ appropriately. *)