| 1 | open Ast_c |
| 2 | |
| 3 | type node = node1 * string (* For debugging. Used by print_graph *) |
| 4 | and node1 = node2 * nodeinfo |
| 5 | and nodeinfo = { |
| 6 | labels: int list; (* Labels. Trick used for CTL engine *) |
| 7 | bclabels: int list; (* parent of a break or continue node *) |
| 8 | is_loop: bool; |
| 9 | is_fake: bool; |
| 10 | } |
| 11 | and node2 = |
| 12 | | TopNode |
| 13 | | EndNode |
| 14 | |
| 15 | | FunHeader of definition (* but empty body *) |
| 16 | | Decl of declaration |
| 17 | |
| 18 | | SeqStart of statement * int * info |
| 19 | | SeqEnd of int * info |
| 20 | |
| 21 | | ExprStatement of statement * (expression option) wrap |
| 22 | |
| 23 | | IfHeader of statement * expression wrap |
| 24 | | Else of info |
| 25 | | WhileHeader of statement * expression wrap |
| 26 | | DoHeader of statement * info |
| 27 | | DoWhileTail of expression wrap |
| 28 | | ForHeader of statement * |
| 29 | (declOrExpr * exprStatement wrap * exprStatement wrap) |
| 30 | wrap |
| 31 | | SwitchHeader of statement * expression wrap |
| 32 | | MacroIterHeader of statement * (string * argument wrap2 list) wrap |
| 33 | |
| 34 | | EndStatement of info option |
| 35 | |
| 36 | | Return of statement * unit wrap |
| 37 | | ReturnExpr of statement * expression wrap |
| 38 | |
| 39 | |
| 40 | (* ------------------------ *) |
| 41 | | IfdefHeader of ifdef_directive |
| 42 | | IfdefElse of ifdef_directive |
| 43 | | IfdefEndif of ifdef_directive |
| 44 | |
| 45 | (* ------------------------ *) |
| 46 | | DefineHeader of string wrap * define_kind |
| 47 | |
| 48 | | DefineExpr of expression |
| 49 | | DefineType of fullType |
| 50 | | DefineDoWhileZeroHeader of unit wrap |
| 51 | |
| 52 | | DefineTodo |
| 53 | |
| 54 | | Include of includ |
| 55 | |
| 56 | | MacroTop of string * argument wrap2 list * il |
| 57 | |
| 58 | (* ------------------------ *) |
| 59 | | Case of statement * expression wrap |
| 60 | | Default of statement * unit wrap |
| 61 | |
| 62 | | Continue of statement * unit wrap |
| 63 | | Break of statement * unit wrap |
| 64 | |
| 65 | (* no counter part in cocci *) |
| 66 | | CaseRange of statement * (expression * expression) wrap |
| 67 | | Label of statement * name * unit wrap |
| 68 | | Goto of statement * name * unit wrap |
| 69 | |
| 70 | |
| 71 | | Asm of statement * asmbody wrap |
| 72 | | MacroStmt of statement * unit wrap |
| 73 | |
| 74 | |
| 75 | (* ------------------------ *) |
| 76 | | Enter |
| 77 | | Exit |
| 78 | | Fake |
| 79 | | CaseNode of int |
| 80 | |
| 81 | (* ------------------------ *) |
| 82 | (* for ctl: *) |
| 83 | | TrueNode |
| 84 | | FalseNode |
| 85 | | InLoopNode |
| 86 | | AfterNode |
| 87 | | FallThroughNode |
| 88 | | LoopFallThroughNode |
| 89 | | ErrorExit |
| 90 | |
| 91 | type edge = Direct |
| 92 | |
| 93 | type cflow = (node, edge) Ograph_extended.ograph_mutable |
| 94 | |
| 95 | val unwrap : node -> node2 |
| 96 | val rewrap : node -> node2 -> node |
| 97 | |
| 98 | val extract_labels : node -> int list |
| 99 | val extract_bclabels : node -> int list |
| 100 | val extract_fullstatement : node -> Ast_c.statement option |
| 101 | val extract_is_loop : node -> bool |
| 102 | val extract_is_fake : node -> bool |
| 103 | |
| 104 | val mk_node: node2 -> int list -> int list -> string -> node |
| 105 | val mk_fake_node: node2 -> int list -> int list -> string -> node |
| 106 | |
| 107 | val first_node : cflow -> Ograph_extended.nodei |
| 108 | val find_node : (node2 -> bool) -> cflow -> Ograph_extended.nodei |
| 109 | (* remove an intermediate node and redirect the connexion *) |
| 110 | val remove_one_node : Ograph_extended.nodei -> cflow -> unit |