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
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
|
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "utils.h"
#include "constants.h"
#include "protocols.h"
#include "params.h"
#include "net.h"
#include "log.h"
struct protocol {
const char *name;
const unsigned int proto;
};
static const struct protocol protocols[] = {
{ "PF_UNSPEC", 0 },
{ "PF_LOCAL", 1 },
{ "PF_UNIX", PF_LOCAL },
{ "PF_FILE", PF_LOCAL },
{ "PF_INET", 2 },
{ "PF_AX25", 3 },
{ "PF_IPX", 4 },
{ "PF_APPLETALK", 5 },
{ "PF_NETROM", 6 },
{ "PF_BRIDGE", 7 },
{ "PF_ATMPVC", 8 },
{ "PF_X25", 9 },
{ "PF_INET6", 10 },
{ "PF_ROSE", 11 },
{ "PF_DECnet", 12 },
{ "PF_NETBEUI", 13 },
{ "PF_SECURITY", 14 },
{ "PF_KEY", 15 },
{ "PF_NETLINK", 16 },
{ "PF_ROUTE", PF_NETLINK },
{ "PF_PACKET", 17 },
{ "PF_ASH", 18 },
{ "PF_ECONET", 19 },
{ "PF_ATMSVC", 20 },
{ "PF_RDS", 21 },
{ "PF_SNA", 22 },
{ "PF_IRDA", 23 },
{ "PF_PPPOX", 24 },
{ "PF_WANPIPE", 25 },
{ "PF_LLC", 26 },
{ "PF_CAN", 29 },
{ "PF_TIPC", 30 },
{ "PF_BLUETOOTH", 31 },
{ "PF_IUCV", 32 },
{ "PF_RXRPC", 33 },
{ "PF_ISDN", 34 },
{ "PF_PHONET", 35 },
{ "PF_IEEE802154", 36 },
{ "PF_CAIF", 37 },
{ "PF_ALG", 38 },
{ "PF_NFC", 39 },
{ "PF_VSOCK", 40 },
};
static const struct protocol *lookup_proto(const char *name, unsigned int proto)
{
unsigned int i;
for (i = 0; i < ARRAY_SIZE(protocols); i++) {
if ((name && strcmp(name, protocols[i].name) == 0) ||
(proto != -1u && protocols[i].proto == proto))
return &protocols[i];
}
return NULL;
}
const char * get_proto_name(unsigned int proto)
{
unsigned int i;
for (i = 0; i < ARRAY_SIZE(protocols); i++)
if (protocols[i].proto == proto)
return protocols[i].name;
return NULL;
}
void find_specific_proto(const char *protoarg)
{
const struct protocol *p;
unsigned int i;
p = lookup_proto(protoarg, specific_proto ? : -1u);
if (p) {
specific_proto = p->proto;
output(2, "Using protocol %s (%u) for all sockets\n", p->name, p->proto);
return;
}
outputerr("Protocol unknown. Pass a numeric value [0-%d] or one of ", TRINITY_PF_MAX);
for (i = 0; i < ARRAY_SIZE(protocols); i++)
outputerr("%s ", protocols[i].name);
outputerr("\n");
exit(EXIT_FAILURE);
}
unsigned int find_next_enabled_proto(unsigned int from)
{
unsigned int i;
from %= ARRAY_SIZE(no_protos);
for (i = from; i < ARRAY_SIZE(no_protos); i++) {
if (no_protos[i] == FALSE)
return no_protos[i];
}
for (i = 0; i < from; i++) {
if (no_protos[i] == FALSE)
return no_protos[i];
}
return -1u;
}
void parse_exclude_protos(const char *arg)
{
char *_arg = strdup(arg);
const struct protocol *p;
char *tok;
if (!_arg) {
outputerr("No free memory\n");
exit(EXIT_FAILURE);
}
for (tok = strtok(_arg, ","); tok; tok = strtok(NULL, ",")) {
p = lookup_proto(tok, (unsigned int)atoi(tok));
if (p) {
BUG_ON(p->proto >= ARRAY_SIZE(no_protos));
no_protos[p->proto] = TRUE;
} else
goto err;
}
free(_arg);
return;
err:
free(_arg);
outputerr("Protocol unknown in argument %s\n", arg);
exit(EXIT_FAILURE);
}
|
