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1 | diff -Naurw iptables-1.4.1/extensions/.IMQ-testx iptables-1.4.1.imq/extensions/.IMQ-testx |
2 | --- iptables-1.4.1/extensions/.IMQ-testx 1969-12-31 21:00:00.000000000 -0300 | |
3 | +++ iptables-1.4.1.imq/extensions/.IMQ-testx 2008-06-24 22:20:06.000000000 -0300 | |
4 | @@ -0,0 +1,3 @@ | |
5 | +#!/bin/sh | |
6 | +# True if IMQ target patch is applied. | |
7 | +[ -f $KERNEL_DIR/include/linux/netfilter/xt_IMQ.h ] && echo IMQ | |
8 | diff -Naurw iptables-1.4.1/extensions/libxt_IMQ.c iptables-1.4.1.imq/extensions/libxt_IMQ.c | |
9 | --- iptables-1.4.1/extensions/libxt_IMQ.c 1969-12-31 21:00:00.000000000 -0300 | |
10 | +++ iptables-1.4.1.imq/extensions/libxt_IMQ.c 2008-06-24 22:31:02.000000000 -0300 | |
11 | @@ -0,0 +1,103 @@ | |
12 | +/* Shared library add-on to iptables to add IMQ target support. */ | |
13 | +#include <stdio.h> | |
14 | +#include <string.h> | |
15 | +#include <stdlib.h> | |
16 | +#include <getopt.h> | |
17 | + | |
18 | +#include <xtables.h> | |
19 | +#include <linux/netfilter/x_tables.h> | |
20 | +#include <linux/netfilter/xt_IMQ.h> | |
21 | + | |
22 | +/* Function which prints out usage message. */ | |
23 | +static void IMQ_help(void) | |
24 | +{ | |
25 | + printf( | |
26 | +"IMQ target options:\n" | |
27 | +" --todev <N> enqueue to imq<N>, defaults to 0\n"); | |
28 | + | |
29 | +} | |
30 | + | |
31 | +static struct option IMQ_opts[] = { | |
32 | + { "todev", 1, 0, '1' }, | |
33 | + { 0 } | |
34 | +}; | |
35 | + | |
36 | +/* Initialize the target. */ | |
37 | +static void IMQ_init(struct xt_entry_target *t) | |
38 | +{ | |
39 | + struct xt_imq_info *mr = (struct xt_imq_info*)t->data; | |
40 | + | |
41 | + mr->todev = 0; | |
42 | +} | |
43 | + | |
44 | +/* Function which parses command options; returns true if it | |
45 | + ate an option */ | |
46 | +static int IMQ_parse(int c, char **argv, int invert, unsigned int *flags, | |
47 | + const void *entry, struct xt_entry_target **target) | |
48 | +{ | |
49 | + struct xt_imq_info *mr = (struct xt_imq_info*)(*target)->data; | |
50 | + | |
51 | + switch(c) { | |
52 | + case '1': | |
53 | + if (xtables_check_inverse(optarg, &invert, NULL, 0, argv)) | |
54 | + xtables_error(PARAMETER_PROBLEM, | |
55 | + "Unexpected `!' for --todev"); | |
56 | + mr->todev=atoi(optarg); | |
57 | + break; | |
58 | + default: | |
59 | + return 0; | |
60 | + } | |
61 | + return 1; | |
62 | +} | |
63 | + | |
64 | +/* Prints out the targinfo. */ | |
65 | +static void IMQ_print(const void *ip, | |
66 | + const struct xt_entry_target *target, | |
67 | + int numeric) | |
68 | +{ | |
69 | + struct xt_imq_info *mr = (struct xt_imq_info*)target->data; | |
70 | + | |
71 | + printf("IMQ: todev %u ", mr->todev); | |
72 | +} | |
73 | + | |
74 | +/* Saves the union ipt_targinfo in parsable form to stdout. */ | |
75 | +static void IMQ_save(const void *ip, const struct xt_entry_target *target) | |
76 | +{ | |
77 | + struct xt_imq_info *mr = (struct xt_imq_info*)target->data; | |
78 | + | |
79 | + printf("--todev %u", mr->todev); | |
80 | +} | |
81 | + | |
82 | +static struct xtables_target imq_target = { | |
83 | + .name = "IMQ", | |
84 | + .version = XTABLES_VERSION, | |
85 | + .family = NFPROTO_IPV4, | |
86 | + .size = XT_ALIGN(sizeof(struct xt_imq_info)), | |
87 | + .userspacesize = XT_ALIGN(sizeof(struct xt_imq_info)), | |
88 | + .help = IMQ_help, | |
89 | + .init = IMQ_init, | |
90 | + .parse = IMQ_parse, | |
91 | + .print = IMQ_print, | |
92 | + .save = IMQ_save, | |
93 | + .extra_opts = IMQ_opts, | |
94 | +}; | |
95 | + | |
96 | +static struct xtables_target imq_target6 = { | |
97 | + .name = "IMQ", | |
98 | + .version = XTABLES_VERSION, | |
99 | + .family = NFPROTO_IPV6, | |
100 | + .size = XT_ALIGN(sizeof(struct xt_imq_info)), | |
101 | + .userspacesize = XT_ALIGN(sizeof(struct xt_imq_info)), | |
102 | + .help = IMQ_help, | |
103 | + .init = IMQ_init, | |
104 | + .parse = IMQ_parse, | |
105 | + .print = IMQ_print, | |
106 | + .save = IMQ_save, | |
107 | + .extra_opts = IMQ_opts, | |
108 | +}; | |
109 | + | |
110 | +// void __attribute((constructor)) nf_ext_init(void){ | |
111 | +void _init(void){ | |
112 | + xtables_register_target(&imq_target); | |
113 | + xtables_register_target(&imq_target6); | |
114 | +} | |
115 | --- iptables-1.4.1.1/include/linux/netfilter/xt_IMQ.h 1970-01-01 02:00:00.000000000 +0200 | |
116 | +++ iptables-1.4.1.1.new/include/linux/netfilter/xt_IMQ.h 2008-08-05 00:41:28.000000000 +0300 | |
117 | @@ -0,0 +1,9 @@ | |
118 | +#ifndef _XT_IMQ_H | |
119 | +#define _XT_IMQ_H | |
120 | + | |
121 | +struct xt_imq_info { | |
122 | + unsigned int todev; /* target imq device */ | |
123 | +}; | |
124 | + | |
125 | +#endif /* _XT_IMQ_H */ | |
126 | + |