mirror of
https://github.com/nillerusr/source-engine.git
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160 lines
4.6 KiB
OCaml
160 lines
4.6 KiB
OCaml
(* -*- tuareg -*- *)
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open Int32
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open Int64
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type enum = [ `Int of int ]
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type 'a c_obj_t =
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C_void
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| C_bool of bool
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| C_char of char
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| C_uchar of char
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| C_short of int
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| C_ushort of int
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| C_int of int
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| C_uint of int32
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| C_int32 of int32
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| C_int64 of int64
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| C_float of float
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| C_double of float
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| C_ptr of int64 * int64
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| C_array of 'a c_obj_t array
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| C_list of 'a c_obj_t list
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| C_obj of (string -> 'a c_obj_t -> 'a c_obj_t)
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| C_string of string
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| C_enum of 'a
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| C_director_core of 'a c_obj_t * 'a c_obj_t option ref
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type c_obj = enum c_obj_t
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exception BadArgs of string
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exception BadMethodName of string * string
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exception NotObject of c_obj
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exception NotEnumType of c_obj
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exception LabelNotFromThisEnum of c_obj
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exception InvalidDirectorCall of c_obj
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exception NoSuchClass of string
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let rec invoke obj =
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match obj with
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C_obj o -> o
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| C_director_core (o,r) -> invoke o
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| _ -> raise (NotObject (Obj.magic obj))
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let _ = Callback.register "swig_runmethod" invoke
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let fnhelper arg =
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match arg with C_list l -> l | C_void -> [] | _ -> [ arg ]
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let rec get_int x =
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match x with
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C_bool b -> if b then 1 else 0
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| C_char c
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| C_uchar c -> (int_of_char c)
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| C_short s
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| C_ushort s
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| C_int s -> s
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| C_uint u
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| C_int32 u -> (Int32.to_int u)
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| C_int64 u -> (Int64.to_int u)
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| C_float f -> (int_of_float f)
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| C_double d -> (int_of_float d)
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| C_ptr (p,q) -> (Int64.to_int p)
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| C_obj o -> (try (get_int (o "int" C_void))
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with _ -> (get_int (o "&" C_void)))
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| _ -> raise (Failure "Can't convert to int")
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let rec get_float x =
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match x with
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C_char c
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| C_uchar c -> (float_of_int (int_of_char c))
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| C_short s -> (float_of_int s)
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| C_ushort s -> (float_of_int s)
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| C_int s -> (float_of_int s)
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| C_uint u
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| C_int32 u -> (float_of_int (Int32.to_int u))
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| C_int64 u -> (float_of_int (Int64.to_int u))
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| C_float f -> f
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| C_double d -> d
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| C_obj o -> (try (get_float (o "float" C_void))
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with _ -> (get_float (o "double" C_void)))
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| _ -> raise (Failure "Can't convert to float")
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let rec get_char x =
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(char_of_int (get_int x))
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let rec get_string x =
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match x with
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C_string str -> str
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| _ -> raise (Failure "Can't convert to string")
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let rec get_bool x =
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match x with
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C_bool b -> b
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| _ ->
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(try if get_int x != 0 then true else false
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with _ -> raise (Failure "Can't convert to bool"))
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let disown_object obj =
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match obj with
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C_director_core (o,r) -> r := None
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| _ -> raise (Failure "Not a director core object")
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let _ = Callback.register "caml_obj_disown" disown_object
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let addr_of obj =
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match obj with
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C_obj _ -> (invoke obj) "&" C_void
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| C_director_core (self,r) -> (invoke self) "&" C_void
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| C_ptr _ -> obj
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| _ -> raise (Failure "Not a pointer.")
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let _ = Callback.register "caml_obj_ptr" addr_of
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let make_float f = C_float f
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let make_double f = C_double f
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let make_string s = C_string s
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let make_bool b = C_bool b
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let make_char c = C_char c
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let make_char_i c = C_char (char_of_int c)
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let make_uchar c = C_uchar c
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let make_uchar_i c = C_uchar (char_of_int c)
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let make_short i = C_short i
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let make_ushort i = C_ushort i
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let make_int i = C_int i
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let make_uint i = C_uint (Int32.of_int i)
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let make_int32 i = C_int32 (Int32.of_int i)
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let make_int64 i = C_int64 (Int64.of_int i)
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let new_derived_object cfun x_class args =
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begin
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let get_object ob =
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match !ob with
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None ->
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raise (NotObject C_void)
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| Some o -> o in
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let ob_ref = ref None in
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let class_fun class_f ob_r =
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(fun meth args -> class_f (get_object ob_r) meth args) in
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let new_class = class_fun x_class ob_ref in
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let dircore = C_director_core (C_obj new_class,ob_ref) in
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let obj =
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cfun (match args with
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C_list argl -> (C_list ((dircore :: argl)))
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| C_void -> (C_list [ dircore ])
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| a -> (C_list [ dircore ; a ])) in
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ob_ref := Some obj ;
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obj
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end
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let swig_current_type_info = ref C_void
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let find_type_info obj = !swig_current_type_info
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let _ = Callback.register "swig_find_type_info" find_type_info
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let set_type_info obj =
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match obj with
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C_ptr _ -> swig_current_type_info := obj ;
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obj
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| _ -> raise (Failure "Internal error: passed non pointer to set_type_info")
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let _ = Callback.register "swig_set_type_info" set_type_info
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let class_master_list = Hashtbl.create 20
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let register_class_byname nm co =
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Hashtbl.replace class_master_list nm (Obj.magic co)
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let create_class nm arg =
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try (Obj.magic (Hashtbl.find class_master_list nm)) arg with _ -> raise (NoSuchClass nm)
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