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
|
@@
identifier usb;
@@
<ooo
usb_register(&usb)
ooo
usb_deregister(&usb)
ooo>
@@
local function probe_fn;
local function disconnect_fn;
int minor;
@@
struct usb_driver usb = {
ooo
probe: probe_fn,
ooo
disconnect: disconnect_fn,
ooo
minor: minor,
ooo
};
@@
int minor_offset;
expression E1, E2, E3, E4, E5, E6;
type T;
T moe;
identifier field;
identifier v;
expression L1, L2, L3, L;
statement loop_body;
@@
(
probe_fn(...) {
...
int v;
... WHEN != v = L
+ if (usb_register_dev(&usb, 1, &v)) {
while(L1) {
<...
v = L2;
...>
}
+ }
... WHEN != v = L
! moe.field = v;
... WHEN != v = L
devfs_register(E1, E2, E3, USB_MAJOR, minor + moe.field, E4, E5, E6)
... WHEN != v = L
}
|
probe_fn(...) {
...
int v;
... WHEN != v = L
+ if (usb_register_dev(&usb, 1, &v)) {
while(L1) {
<...
v = L2;
...>
}
+ }
... WHEN != v = L
(
! moe.field = v;
ooo WHEN != v = L
devfs_register(E1, E2, E3, USB_MAJOR, minor + v, E4, E5, E6)
)
... WHEN != v = L
}
|
probe_fn(...) {
... WHEN != moe.field = L
+ if (usb_register_dev(&usb, 1, &moe.field)) {
while(L1) {
<...
moe.field = L2;
...>
}
+ }
... WHEN != moe.field = L
devfs_register(E1, E2, E3, USB_MAJOR, minor + moe.field, E4, E5, E6)
... WHEN != moe.field = L
}
)
@@
T E;
identifier f;
@@
disconnect_fn(...) {
***
! devfs_unregister(E.f)
+ usb_deregister_dev(&usb, 1, E.field)
***
}
|
