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