1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
|
(*
*
* Copyright (c) 2001-2002,
* George C. Necula <necula@cs.berkeley.edu>
* Scott McPeak <smcpeak@cs.berkeley.edu>
* Wes Weimer <weimer@cs.berkeley.edu>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 3. The names of the contributors may not be used to endorse or promote
* products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
* OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*)
(* callgraph.mli *)
(* compute a static call graph *)
(* module maintainer: scott *)
(* see copyright notice at end of this file *)
(* ------------------ types ------------------- *)
(* a call node describes the local calling structure for a
* single function: which functions it calls, and which
* functions call it *)
type callnode = {
(* An id *)
cnid: int;
(* the function this node describes *)
cnInfo: nodeinfo;
(* set of functions this one calls, indexed by the node id *)
cnCallees: callnode Inthash.t;
(* set of functions that call this one , indexed by the node id *)
cnCallers: callnode Inthash.t;
}
and nodeinfo =
NIVar of Cil.varinfo * bool ref
(* Node corresponding to a function. If the boolean
* is true, then the function is defined, otherwise
* it is external *)
| NIIndirect of string (* Indirect nodes have a string associated to them.
* These strings must be invalid function names *)
* Cil.varinfo list ref
(* A list of functions that this indirect node might
* denote *)
val nodeName: nodeinfo -> string
(* a call graph is a hashtable, mapping a function name to
* the node which describes that function's call structure *)
type callgraph =
(string, callnode) Hashtbl.t
(* ----------------- functions ------------------- *)
(* given a CIL file, compute its static call graph *)
val computeGraph : Cil.file -> callgraph
(* print the callgraph in a human-readable format to a channel *)
val printGraph : out_channel -> callgraph -> unit
val feature: Cil.featureDescr
(*
*
* Copyright (c) 2001-2002 by
* George C. Necula necula@cs.berkeley.edu
* Scott McPeak smcpeak@cs.berkeley.edu
* Wes Weimer weimer@cs.berkeley.edu
* Ben Liblit liblit@cs.berkeley.edu
*
* All rights reserved. Permission to use, copy, modify and distribute
* this software for research purposes only is hereby granted,
* provided that the following conditions are met:
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the authors may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* DISCLAIMER:
* THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*)
|