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[/] [hf-risc/] [trunk/] [tools/] [riscv-gnu-toolchain-master/] [linux-headers/] [include/] [linux/] [netfilter/] [xt_osf.h] - Blame information for rev 13

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/*
 * Copyright (c) 2003+ Evgeniy Polyakov <johnpol@2ka.mxt.ru>
 *
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, see <http://www.gnu.org/licenses/>.
 */
 
#ifndef _XT_OSF_H
#define _XT_OSF_H
 
#include <linux/types.h>
 
#define MAXGENRELEN             32
 
#define XT_OSF_GENRE            (1<<0)
#define XT_OSF_TTL              (1<<1)
#define XT_OSF_LOG              (1<<2)
#define XT_OSF_INVERT           (1<<3)
 
#define XT_OSF_LOGLEVEL_ALL     0        /* log all matched fingerprints */
#define XT_OSF_LOGLEVEL_FIRST   1       /* log only the first matced fingerprint */
#define XT_OSF_LOGLEVEL_ALL_KNOWN       2 /* do not log unknown packets */
 
#define XT_OSF_TTL_TRUE         0        /* True ip and fingerprint TTL comparison */
#define XT_OSF_TTL_LESS         1       /* Check if ip TTL is less than fingerprint one */
#define XT_OSF_TTL_NOCHECK      2       /* Do not compare ip and fingerprint TTL at all */
 
struct xt_osf_info {
        char                    genre[MAXGENRELEN];
        __u32                   len;
        __u32                   flags;
        __u32                   loglevel;
        __u32                   ttl;
};
 
/*
 * Wildcard MSS (kind of).
 * It is used to implement a state machine for the different wildcard values
 * of the MSS and window sizes.
 */
struct xt_osf_wc {
        __u32                   wc;
        __u32                   val;
};
 
/*
 * This struct represents IANA options
 * http://www.iana.org/assignments/tcp-parameters
 */
struct xt_osf_opt {
        __u16                   kind, length;
        struct xt_osf_wc        wc;
};
 
struct xt_osf_user_finger {
        struct xt_osf_wc        wss;
 
        __u8                    ttl, df;
        __u16                   ss, mss;
        __u16                   opt_num;
 
        char                    genre[MAXGENRELEN];
        char                    version[MAXGENRELEN];
        char                    subtype[MAXGENRELEN];
 
        /* MAX_IPOPTLEN is maximum if all options are NOPs or EOLs */
        struct xt_osf_opt       opt[MAX_IPOPTLEN];
};
 
struct xt_osf_nlmsg {
        struct xt_osf_user_finger       f;
        struct iphdr            ip;
        struct tcphdr           tcp;
};
 
/* Defines for IANA option kinds */
 
enum iana_options {
        OSFOPT_EOL = 0,          /* End of options */
        OSFOPT_NOP,             /* NOP */
        OSFOPT_MSS,             /* Maximum segment size */
        OSFOPT_WSO,             /* Window scale option */
        OSFOPT_SACKP,           /* SACK permitted */
        OSFOPT_SACK,            /* SACK */
        OSFOPT_ECHO,
        OSFOPT_ECHOREPLY,
        OSFOPT_TS,              /* Timestamp option */
        OSFOPT_POCP,            /* Partial Order Connection Permitted */
        OSFOPT_POSP,            /* Partial Order Service Profile */
 
        /* Others are not used in the current OSF */
        OSFOPT_EMPTY = 255,
};
 
/*
 * Initial window size option state machine: multiple of mss, mtu or
 * plain numeric value. Can also be made as plain numeric value which
 * is not a multiple of specified value.
 */
enum xt_osf_window_size_options {
        OSF_WSS_PLAIN   = 0,
        OSF_WSS_MSS,
        OSF_WSS_MTU,
        OSF_WSS_MODULO,
        OSF_WSS_MAX,
};
 
/*
 * Add/remove fingerprint from the kernel.
 */
enum xt_osf_msg_types {
        OSF_MSG_ADD,
        OSF_MSG_REMOVE,
        OSF_MSG_MAX,
};
 
enum xt_osf_attr_type {
        OSF_ATTR_UNSPEC,
        OSF_ATTR_FINGER,
        OSF_ATTR_MAX,
};
 
#endif                          /* _XT_OSF_H */

Line No.	Rev	Author	Line
1	13	serginhofr	`/*`
2			`* Copyright (c) 2003+ Evgeniy Polyakov <johnpol@2ka.mxt.ru>`
3			`*`
4			`*`
5			`* This program is free software; you can redistribute it and/or modify`
6			`* it under the terms of the GNU General Public License as published by`
7			`* the Free Software Foundation; either version 2 of the License, or`
8			`* (at your option) any later version.`
9			`*`
10			`* This program is distributed in the hope that it will be useful,`
11			`* but WITHOUT ANY WARRANTY; without even the implied warranty of`
12			`* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the`
13			`* GNU General Public License for more details.`
14			`*`
15			`* You should have received a copy of the GNU General Public License`
16			`* along with this program; if not, see <http://www.gnu.org/licenses/>.`
17			`*/`
18
19			`#ifndef _XT_OSF_H`
20			`#define _XT_OSF_H`
21
22			`#include <linux/types.h>`
23
24			`#define MAXGENRELEN 32`
25
26			`#define XT_OSF_GENRE (1<<0)`
27			`#define XT_OSF_TTL (1<<1)`
28			`#define XT_OSF_LOG (1<<2)`
29			`#define XT_OSF_INVERT (1<<3)`
30
31			`#define XT_OSF_LOGLEVEL_ALL 0 /* log all matched fingerprints */`
32			`#define XT_OSF_LOGLEVEL_FIRST 1 /* log only the first matced fingerprint */`
33			`#define XT_OSF_LOGLEVEL_ALL_KNOWN 2 /* do not log unknown packets */`
34
35			`#define XT_OSF_TTL_TRUE 0 /* True ip and fingerprint TTL comparison */`
36			`#define XT_OSF_TTL_LESS 1 /* Check if ip TTL is less than fingerprint one */`
37			`#define XT_OSF_TTL_NOCHECK 2 /* Do not compare ip and fingerprint TTL at all */`
38
39			`struct xt_osf_info {`
40			`char genre[MAXGENRELEN];`
41			`__u32 len;`
42			`__u32 flags;`
43			`__u32 loglevel;`
44			`__u32 ttl;`
45			`};`
46
47			`/*`
48			`* Wildcard MSS (kind of).`
49			`* It is used to implement a state machine for the different wildcard values`
50			`* of the MSS and window sizes.`
51			`*/`
52			`struct xt_osf_wc {`
53			`__u32 wc;`
54			`__u32 val;`
55			`};`
56
57			`/*`
58			`* This struct represents IANA options`
59			`* http://www.iana.org/assignments/tcp-parameters`
60			`*/`
61			`struct xt_osf_opt {`
62			`__u16 kind, length;`
63			`struct xt_osf_wc wc;`
64			`};`
65
66			`struct xt_osf_user_finger {`
67			`struct xt_osf_wc wss;`
68
69			`__u8 ttl, df;`
70			`__u16 ss, mss;`
71			`__u16 opt_num;`
72
73			`char genre[MAXGENRELEN];`
74			`char version[MAXGENRELEN];`
75			`char subtype[MAXGENRELEN];`
76
77			`/* MAX_IPOPTLEN is maximum if all options are NOPs or EOLs */`
78			`struct xt_osf_opt opt[MAX_IPOPTLEN];`
79			`};`
80
81			`struct xt_osf_nlmsg {`
82			`struct xt_osf_user_finger f;`
83			`struct iphdr ip;`
84			`struct tcphdr tcp;`
85			`};`
86
87			`/* Defines for IANA option kinds */`
88
89			`enum iana_options {`
90			`OSFOPT_EOL = 0, /* End of options */`
91			`OSFOPT_NOP, /* NOP */`
92			`OSFOPT_MSS, /* Maximum segment size */`
93			`OSFOPT_WSO, /* Window scale option */`
94			`OSFOPT_SACKP, /* SACK permitted */`
95			`OSFOPT_SACK, /* SACK */`
96			`OSFOPT_ECHO,`
97			`OSFOPT_ECHOREPLY,`
98			`OSFOPT_TS, /* Timestamp option */`
99			`OSFOPT_POCP, /* Partial Order Connection Permitted */`
100			`OSFOPT_POSP, /* Partial Order Service Profile */`
101
102			`/* Others are not used in the current OSF */`
103			`OSFOPT_EMPTY = 255,`
104			`};`
105
106			`/*`
107			`* Initial window size option state machine: multiple of mss, mtu or`
108			`* plain numeric value. Can also be made as plain numeric value which`
109			`* is not a multiple of specified value.`
110			`*/`
111			`enum xt_osf_window_size_options {`
112			`OSF_WSS_PLAIN = 0,`
113			`OSF_WSS_MSS,`
114			`OSF_WSS_MTU,`
115			`OSF_WSS_MODULO,`
116			`OSF_WSS_MAX,`
117			`};`
118
119			`/*`
120			`* Add/remove fingerprint from the kernel.`
121			`*/`
122			`enum xt_osf_msg_types {`
123			`OSF_MSG_ADD,`
124			`OSF_MSG_REMOVE,`
125			`OSF_MSG_MAX,`
126			`};`
127
128			`enum xt_osf_attr_type {`
129			`OSF_ATTR_UNSPEC,`
130			`OSF_ATTR_FINGER,`
131			`OSF_ATTR_MAX,`
132			`};`
133
134			`#endif /* _XT_OSF_H */`

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[/] [hf-risc/] [trunk/] [tools/] [riscv-gnu-toolchain-master/] [linux-headers/] [include/] [linux/] [netfilter/] [xt_osf.h] - Blame information for rev 13