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Commit 24c458c4 authored by Fernando Fernandez Mancera's avatar Fernando Fernandez Mancera Committed by Pablo Neira Ayuso
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netfilter: nf_osf: add missing definitions to header file 



Add missing definitions from nf_osf.h in order to extract Passive OS
fingerprint infrastructure from xt_osf.

Signed-off-by: default avatarFernando Fernandez Mancera <ffmancera@riseup.net>
Signed-off-by: default avatarPablo Neira Ayuso <pablo@netfilter.org>
parent 70b095c8

include/uapi/linux/netfilter/nf_osf.h

+11 −0
Original line number Diff line number Diff line
@@ -16,9 +16,14 @@ 


#define NF_OSF_TTL_TRUE			0	/* True ip and fingerprint TTL comparison */



/* Check if ip TTL is less than fingerprint one */

#define NF_OSF_TTL_LESS			1



/* Do not compare ip and fingerprint TTL at all */

#define NF_OSF_TTL_NOCHECK		2



#define NF_OSF_FLAGMASK		(NF_OSF_GENRE | NF_OSF_TTL | \

				 NF_OSF_LOG | NF_OSF_INVERT)

/* Wildcard MSS (kind of).

 * It is used to implement a state machine for the different wildcard values

 * of the MSS and window sizes.
@@ -83,4 +88,10 @@ enum iana_options { 
	OSFOPT_EMPTY = 255,

};



enum nf_osf_attr_type {

	OSF_ATTR_UNSPEC,

	OSF_ATTR_FINGER,

	OSF_ATTR_MAX,

};



#endif /* _NF_OSF_H */

include/uapi/linux/netfilter/xt_osf.h

+2 −8
Original line number Diff line number Diff line
@@ -37,8 +37,7 @@ 


#define XT_OSF_TTL_TRUE		NF_OSF_TTL_TRUE

#define XT_OSF_TTL_NOCHECK	NF_OSF_TTL_NOCHECK



#define XT_OSF_TTL_LESS	1	/* Check if ip TTL is less than fingerprint one */

#define XT_OSF_TTL_LESS		NF_OSF_TTL_LESS



#define xt_osf_wc		nf_osf_wc

#define xt_osf_opt		nf_osf_opt
@@ -47,6 +46,7 @@ 
#define xt_osf_finger		nf_osf_finger

#define xt_osf_nlmsg		nf_osf_nlmsg



#define xt_osf_attr_type	nf_osf_attr_type

/*

 * Add/remove fingerprint from the kernel.

 */
@@ -56,10 +56,4 @@ enum xt_osf_msg_types { 
	OSF_MSG_MAX,

};



enum xt_osf_attr_type {

	OSF_ATTR_UNSPEC,

	OSF_ATTR_FINGER,

	OSF_ATTR_MAX,

};



#endif				/* _XT_OSF_H */