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(*
* Copyright (c) 2013 - present Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*)
open! Utils
(** Module for utility functions for the whole frontend. Includes functions for printing, *)
(** for transformations of ast nodes and general utility functions such as functions on lists *)
module Printing :
sig
val log_out : ('a, Format.formatter, unit) format -> 'a
val log_err : ('a, Format.formatter, unit) format -> 'a
val log_stats : ('a, Format.formatter, unit) format -> 'a
val print_failure_info : string -> unit
val print_tenv : Tenv.t -> unit
val print_tenv_struct_unions : Tenv.t -> unit
val print_procedures : Cfg.cfg -> unit
val print_nodes : Cfg.Node.t list -> unit
val instrs_to_string : Sil.instr list -> string
val field_to_string : Ident.fieldname * Sil.typ * Sil.item_annotation -> string
end
module Ast_utils :
sig
val string_of_stmt : Clang_ast_t.stmt -> string
val get_stmts_from_stmt : Clang_ast_t.stmt -> Clang_ast_t.stmt list
val string_of_decl : Clang_ast_t.decl -> string
val string_of_unary_operator_kind : Clang_ast_t.unary_operator_kind -> string
val name_opt_of_name_info_opt : Clang_ast_t.named_decl_info option -> string option
val property_name : Clang_ast_t.obj_c_property_impl_decl_info -> Clang_ast_t.named_decl_info
val property_attribute_compare :
Clang_ast_t.property_attribute -> Clang_ast_t.property_attribute -> int
val generated_ivar_name :
Clang_ast_t.named_decl_info -> Clang_ast_t.named_decl_info
val property_attribute_eq :
Clang_ast_t.property_attribute -> Clang_ast_t.property_attribute -> bool
val get_memory_management_attributes : unit -> Clang_ast_t.property_attribute list
val is_retain : Clang_ast_t.property_attribute option -> bool
val is_copy : Clang_ast_t.property_attribute option -> bool
val is_type_nonnull : Clang_ast_t.type_ptr -> bool
val is_type_nullable : Clang_ast_t.type_ptr -> bool
val get_fresh_pointer : unit -> Clang_ast_t.pointer
val get_invalid_pointer : unit -> Clang_ast_t.pointer
val type_from_unary_expr_or_type_trait_expr_info :
Clang_ast_t.unary_expr_or_type_trait_expr_info -> Clang_ast_t.type_ptr option
val get_decl : Clang_ast_t.pointer -> Clang_ast_t.decl option
val get_decl_opt : Clang_ast_t.pointer option -> Clang_ast_t.decl option
val get_stmt : Clang_ast_t.pointer -> Clang_ast_t.stmt option
val get_stmt_opt : Clang_ast_t.pointer option -> Clang_ast_t.stmt option
val get_decl_opt_with_decl_ref : Clang_ast_t.decl_ref option -> Clang_ast_t.decl option
val update_sil_types_map : Clang_ast_t.type_ptr -> Sil.typ -> unit
val update_enum_map : Clang_ast_t.pointer -> Sil.exp -> unit
val add_enum_constant : Clang_ast_t.pointer -> Clang_ast_t.pointer option -> unit
val get_enum_constant_exp : Clang_ast_t.pointer -> Clang_ast_t.pointer option * Sil.exp option
(** returns sanitized, fully qualified name given name info *)
val get_qualified_name : Clang_ast_t.named_decl_info -> string
(** returns sanitized unqualified name given name info *)
val get_unqualified_name : Clang_ast_t.named_decl_info -> string
(** returns qualified class name given member name info *)
val get_class_name_from_member : Clang_ast_t.named_decl_info -> string
(** looks up clang pointer to type and returns c_type. It requires type_ptr to be `TPtr. *)
val get_type : Clang_ast_t.type_ptr -> Clang_ast_t.c_type option
(** looks up clang pointer to type and resolves any sugar around it.
See get_type for more info and restrictions *)
val get_desugared_type : Clang_ast_t.type_ptr -> Clang_ast_t.c_type option
(** returns declaration of the type for certain types and crashes for others
NOTE: this function needs extending to handle objC types *)
val get_decl_from_typ_ptr : Clang_ast_t.type_ptr -> Clang_ast_t.decl option
val string_of_type_ptr : Clang_ast_t.type_ptr -> string
val make_name_decl : string -> Clang_ast_t.named_decl_info
val make_qual_name_decl : string list -> string -> Clang_ast_t.named_decl_info
type type_ptr_to_sil_type = Tenv.t -> Clang_ast_t.type_ptr -> Sil.typ
val add_type_from_decl_ref : type_ptr_to_sil_type -> Tenv.t -> Clang_ast_t.decl_ref option ->
bool -> unit
val add_type_from_decl_ref_list : type_ptr_to_sil_type -> Tenv.t -> Clang_ast_t.decl_ref list ->
unit
val get_function_decl_with_body : Clang_ast_t.pointer -> Clang_ast_t.decl option
val get_info_from_decl_ref : Clang_ast_t.decl_ref ->
Clang_ast_t.named_decl_info * Clang_ast_t.pointer * Clang_ast_t.type_ptr
val exists_eventually_st : ('a -> Clang_ast_t.stmt -> bool) -> 'a -> Clang_ast_t.stmt -> bool
(* true if a declaration is a global variable *)
val is_global_var : Clang_ast_t.decl -> bool
(* true if a declaration is a constexpr variable *)
val is_const_expr_var : Clang_ast_t.decl -> bool
(* true if CFrontend_config.language is set ot ObjC *)
val is_objc : unit -> bool
(* true if CFrontend_config.language is set ot ObjC *)
val is_objcpp : unit -> bool
end
module General_utils :
sig
type var_info = Clang_ast_t.decl_info * Clang_ast_t.type_ptr * Clang_ast_t.var_decl_info * bool
val string_from_list : string list -> string
val append_no_duplicates_fields : (Ident.fieldname * Sil.typ * Sil.item_annotation) list ->
(Ident.fieldname * Sil.typ * Sil.item_annotation) list ->
(Ident.fieldname * Sil.typ * Sil.item_annotation) list
val append_no_duplicates_csu :
Typename.t list -> Typename.t list -> Typename.t list
val append_no_duplicates_methods : Procname.t list -> Procname.t list -> Procname.t list
val append_no_duplicated_vars :
(Mangled.t * Sil.typ) list -> (Mangled.t * Sil.typ) list -> (Mangled.t * Sil.typ) list
val append_no_duplicateds :
(Sil.exp * Sil.typ) list -> (Sil.exp * Sil.typ) list -> (Sil.exp * Sil.typ) list
val sort_fields :
(Ident.fieldname * Sil.typ * Sil.item_annotation) list ->
(Ident.fieldname * Sil.typ * Sil.item_annotation) list
val sort_fields_tenv : Tenv.t -> unit
val collect_list_tuples : ('a list * 'b list * 'c list * 'd list * 'e list) list ->
'a list * 'b list * 'c list * 'd list * 'e list ->
'a list * 'b list * 'c list * 'd list * 'e list
val swap_elements_list : 'a list -> 'a list
val is_static_var : Clang_ast_t.var_decl_info -> bool
val mk_fresh_block_procname : Procname.t -> Procname.t
val get_next_block_pvar : Procname.t -> Pvar.t
val reset_block_counter : unit -> unit
val zip: 'a list -> 'b list -> ('a * 'b) list
val list_range: int -> int -> int list
val replicate: int -> 'a -> 'a list
val mk_procname_from_objc_method : string -> string -> Procname.objc_method_kind -> Procname.t
val mk_procname_from_function : string -> (Clang_ast_t.decl_info * Clang_ast_t.function_decl_info)
option -> Clang_ast_t.type_ptr -> Config.clang_lang -> Procname.t
val mk_procname_from_cpp_method : string -> string -> Clang_ast_t.type_ptr -> Procname.t
val mk_class_field_name : Clang_ast_t.named_decl_info -> Ident.fieldname
val get_var_name_string : Clang_ast_t.named_decl_info -> Clang_ast_t.var_decl_info -> string
val mk_sil_var : Clang_ast_t.named_decl_info -> var_info option -> Procname.t -> Procname.t ->
Pvar.t
val is_cpp_translation : Config.clang_lang -> bool
end