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
|
/* Copyright 2004 Red Hat, Inc.
*
* This software may be freely redistributed under the terms of the GNU
* public license.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/
#include <ctype.h>
#include <ftw.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <errno.h>
#include <popt.h>
#include <sys/utsname.h>
#include <kudzu/kudzu.h>
/* HACK. This is so not thread-safe. */
static char mod_name[100], cmod_name[100];
static int isModule(const char *filename, const struct stat *sb, int flag) {
char *fname = basename(filename);
if ((!strcmp(fname,mod_name) || !strcmp(fname,cmod_name))) {
return 1;
}
return 0;
}
int isAvailable(char *modulename)
{
struct utsname utsbuf;
char path[512];
uname(&utsbuf);
snprintf(mod_name,100,"%s.ko",modulename);
snprintf(cmod_name,100,"%s.ko.gz",modulename);
snprintf(path,512,"/lib/modules/%s/kernel",utsbuf.release);
/* Do not set the third argument of this function to < 6. Blarg. */
if (ftw(path,isModule,15) == 1) {
return 1;
}
return 0;
}
int main(int argc, char **argv)
{
char *bus = NULL, *class = NULL;
int x, rc;
enum deviceBus probeBus = BUS_UNSPEC & ~BUS_SERIAL;
enum deviceClass probeClass = CLASS_UNSPEC;
poptContext context;
struct device **devs;
struct poptOption options[] = {
POPT_AUTOHELP
{ "bus", 'b', POPT_ARG_STRING, &bus, 0,
"probe only the specified 'bus'",
NULL
},
{ "class", 'c', POPT_ARG_STRING, &class, 0,
"probe only for the specified 'class'",
NULL
},
{ 0, 0, 0, 0, 0, 0 }
};
context = poptGetContext("kmodule", argc, (const char **)argv, options, 0);
while ((rc = poptGetNextOpt(context)) > 0) {
}
if (( rc < -1)) {
fprintf(stderr, "%s: %s\n",
poptBadOption(context, POPT_BADOPTION_NOALIAS),
poptStrerror(rc));
exit(-1);
}
if (bus) {
for (x=0; bus[x]; x++)
bus[x] = toupper(bus[x]);
for (x=0; buses[x].string && strcmp(buses[x].string,bus); x++);
if (buses[x].string)
probeBus = buses[x].busType;
}
if (class) {
for (x=0; class[x]; x++)
class[x] = toupper(class[x]);
for (x=0; classes[x].string && strcmp(classes[x].string,class); x++);
if (classes[x].string)
probeClass = classes[x].classType;
}
initializeBusDeviceList(probeBus);
devs = probeDevices(probeClass, probeBus, PROBE_NOLOAD|PROBE_SAFE);
if (!devs)
return 0;
for (x = 0; devs[x]; x++) {
if (devs[x]->driver && isAvailable(devs[x]->driver)) {
int i;
for (i = 0; classes[i].classType; i++)
if (devs[x]->type == classes[i].classType) {
break;
}
printf("%s %s\n",classes[i].string,devs[x]->driver);
}
}
return 0;
}
|
