filter.h File Reference

#include <linux/types.h>

Include dependency graph for filter.h:

This graph shows which files directly or indirectly include this file:

Data Structures
struct	sock_filter
struct	sock_fprog

Macros
#define	BPF_MAJOR_VERSION   1
#define	BPF_MINOR_VERSION   1
#define	BPF_CLASS(code)   ((code) & 0x07)
#define	BPF_LD   0x00
#define	BPF_LDX   0x01
#define	BPF_ST   0x02
#define	BPF_STX   0x03
#define	BPF_ALU   0x04
#define	BPF_JMP   0x05
#define	BPF_RET   0x06
#define	BPF_MISC   0x07
#define	BPF_SIZE(code)   ((code) & 0x18)
#define	BPF_W   0x00
#define	BPF_H   0x08
#define	BPF_B   0x10
#define	BPF_MODE(code)   ((code) & 0xe0)
#define	BPF_IMM   0x00
#define	BPF_ABS   0x20
#define	BPF_IND   0x40
#define	BPF_MEM   0x60
#define	BPF_LEN   0x80
#define	BPF_MSH   0xa0
#define	BPF_OP(code)   ((code) & 0xf0)
#define	BPF_ADD   0x00
#define	BPF_SUB   0x10
#define	BPF_MUL   0x20
#define	BPF_DIV   0x30
#define	BPF_OR   0x40
#define	BPF_AND   0x50
#define	BPF_LSH   0x60
#define	BPF_RSH   0x70
#define	BPF_NEG   0x80
#define	BPF_MOD   0x90
#define	BPF_XOR   0xa0
#define	BPF_JA   0x00
#define	BPF_JEQ   0x10
#define	BPF_JGT   0x20
#define	BPF_JGE   0x30
#define	BPF_JSET   0x40
#define	BPF_SRC(code)   ((code) & 0x08)
#define	BPF_K   0x00
#define	BPF_X   0x08
#define	BPF_RVAL(code)   ((code) & 0x18)
#define	BPF_A   0x10
#define	BPF_MISCOP(code)   ((code) & 0xf8)
#define	BPF_TAX   0x00
#define	BPF_TXA   0x80
#define	BPF_MAXINSNS   4096
#define	BPF_STMT(code, k)   { (unsigned short)(code), 0, 0, k }
#define	BPF_JUMP(code, k, jt, jf)   { (unsigned short)(code), jt, jf, k }
#define	BPF_MEMWORDS   16
#define	SKF_AD_OFF   (-0x1000)
#define	SKF_AD_PROTOCOL   0
#define	SKF_AD_PKTTYPE   4
#define	SKF_AD_IFINDEX   8
#define	SKF_AD_NLATTR   12
#define	SKF_AD_NLATTR_NEST   16
#define	SKF_AD_MARK   20
#define	SKF_AD_QUEUE   24
#define	SKF_AD_HATYPE   28
#define	SKF_AD_RXHASH   32
#define	SKF_AD_CPU   36
#define	SKF_AD_ALU_XOR_X   40
#define	SKF_AD_VLAN_TAG   44
#define	SKF_AD_VLAN_TAG_PRESENT   48
#define	SKF_AD_PAY_OFFSET   52
#define	SKF_AD_RANDOM   56
#define	SKF_AD_MAX   60
#define	SKF_NET_OFF   (-0x100000)
#define	SKF_LL_OFF   (-0x200000)

Macro Definition Documentation

#define BPF_A   0x10

#define BPF_ABS   0x20

#define BPF_ADD   0x00

#define BPF_ALU   0x04

#define BPF_AND   0x50

#define BPF_B   0x10

#define BPF_CLASS

(

code

)

((code) & 0x07)

#define BPF_DIV   0x30

#define BPF_H   0x08

#define BPF_IMM   0x00

#define BPF_IND   0x40

#define BPF_JA   0x00

#define BPF_JEQ   0x10

#define BPF_JGE   0x30

#define BPF_JGT   0x20

#define BPF_JMP   0x05

#define BPF_JSET   0x40

#define BPF_JUMP	(		code,
			k,
			jt,
			jf
	)		{ (unsigned short)(code), jt, jf, k }

#define BPF_K   0x00

#define BPF_LD   0x00

#define BPF_LDX   0x01

#define BPF_LEN   0x80

#define BPF_LSH   0x60

#define BPF_MAJOR_VERSION   1

#define BPF_MAXINSNS   4096

#define BPF_MEM   0x60

#define BPF_MEMWORDS   16

#define BPF_MINOR_VERSION   1

#define BPF_MISC   0x07

#define BPF_MISCOP

(

code

)

((code) & 0xf8)

#define BPF_MOD   0x90

#define BPF_MODE

(

code

)

((code) & 0xe0)

#define BPF_MSH   0xa0

#define BPF_MUL   0x20

#define BPF_NEG   0x80

#define BPF_OP

(

code

)

((code) & 0xf0)

#define BPF_OR   0x40

#define BPF_RET   0x06

#define BPF_RSH   0x70

#define BPF_RVAL

(

code

)

((code) & 0x18)

#define BPF_SIZE

(

code

)

((code) & 0x18)

#define BPF_SRC

(

code

)

((code) & 0x08)

#define BPF_ST   0x02

#define BPF_STMT	(		code,
			k
	)		{ (unsigned short)(code), 0, 0, k }

#define BPF_STX   0x03

#define BPF_SUB   0x10

#define BPF_TAX   0x00

#define BPF_TXA   0x80

#define BPF_W   0x00

#define BPF_X   0x08

#define BPF_XOR   0xa0

#define SKF_AD_ALU_XOR_X   40

#define SKF_AD_CPU   36

#define SKF_AD_HATYPE   28

#define SKF_AD_IFINDEX   8

#define SKF_AD_MARK   20

#define SKF_AD_MAX   60

#define SKF_AD_NLATTR   12

#define SKF_AD_NLATTR_NEST   16

#define SKF_AD_OFF   (-0x1000)

#define SKF_AD_PAY_OFFSET   52

#define SKF_AD_PKTTYPE   4

#define SKF_AD_PROTOCOL   0

#define SKF_AD_QUEUE   24

#define SKF_AD_RANDOM   56

#define SKF_AD_RXHASH   32

#define SKF_AD_VLAN_TAG   44

#define SKF_AD_VLAN_TAG_PRESENT   48

#define SKF_LL_OFF   (-0x200000)

#define SKF_NET_OFF   (-0x100000)