http://www.ousob.com --- Legacy Redefined OuSob - File: /wwwroot/clipx/usr/include/linux/pkt_cls.h

#ifndef __LINUX_PKT_CLS_H #define __LINUX_PKT_CLS_H #include <linux/pkt_sched.h> /* I think i could have done better macros ; for now this is stolen from * some arch/mips code - jhs */ #define _TC_MAKE32(x) ((x)) #define _TC_MAKEMASK1(n) (_TC_MAKE32(1) << _TC_MAKE32(n)) #define _TC_MAKEMASK(v,n) (_TC_MAKE32((_TC_MAKE32(1)<<(v))-1) << _TC_MAKE32(n)) #define _TC_MAKEVALUE(v,n) (_TC_MAKE32(v) << _TC_MAKE32(n)) #define _TC_GETVALUE(v,n,m) ((_TC_MAKE32(v) & _TC_MAKE32(m)) >> _TC_MAKE32(n)) /* verdict bit breakdown * bit 0: when set -> this packet has been munged already bit 1: when set -> It is ok to munge this packet bit 2,3,4,5: Reclassify counter - sort of reverse TTL - if exceeded assume loop bit 6,7: Where this packet was last seen 0: Above the transmit example at the socket level 1: on the Ingress 2: on the Egress bit 8: when set --> Request not to classify on ingress. bits 9,10,11: redirect counter - redirect TTL. Loop avoidance * * */ #define TC_MUNGED _TC_MAKEMASK1(0) #define SET_TC_MUNGED(v) ( TC_MUNGED | (v & ~TC_MUNGED)) #define CLR_TC_MUNGED(v) ( v & ~TC_MUNGED) #define TC_OK2MUNGE _TC_MAKEMASK1(1) #define SET_TC_OK2MUNGE(v) ( TC_OK2MUNGE | (v & ~TC_OK2MUNGE)) #define CLR_TC_OK2MUNGE(v) ( v & ~TC_OK2MUNGE) #define S_TC_VERD _TC_MAKE32(2) #define M_TC_VERD _TC_MAKEMASK(4,S_TC_VERD) #define G_TC_VERD(x) _TC_GETVALUE(x,S_TC_VERD,M_TC_VERD) #define V_TC_VERD(x) _TC_MAKEVALUE(x,S_TC_VERD) #define SET_TC_VERD(v,n) ((V_TC_VERD(n)) | (v & ~M_TC_VERD)) #define S_TC_FROM _TC_MAKE32(6) #define M_TC_FROM _TC_MAKEMASK(2,S_TC_FROM) #define G_TC_FROM(x) _TC_GETVALUE(x,S_TC_FROM,M_TC_FROM) #define V_TC_FROM(x) _TC_MAKEVALUE(x,S_TC_FROM) #define SET_TC_FROM(v,n) ((V_TC_FROM(n)) | (v & ~M_TC_FROM)) #define AT_STACK 0x0 #define AT_INGRESS 0x1 #define AT_EGRESS 0x2 #define TC_NCLS _TC_MAKEMASK1(8) #define SET_TC_NCLS(v) ( TC_NCLS | (v & ~TC_NCLS)) #define CLR_TC_NCLS(v) ( v & ~TC_NCLS) #define S_TC_RTTL _TC_MAKE32(9) #define M_TC_RTTL _TC_MAKEMASK(3,S_TC_RTTL) #define G_TC_RTTL(x) _TC_GETVALUE(x,S_TC_RTTL,M_TC_RTTL) #define V_TC_RTTL(x) _TC_MAKEVALUE(x,S_TC_RTTL) #define SET_TC_RTTL(v,n) ((V_TC_RTTL(n)) | (v & ~M_TC_RTTL)) #define S_TC_AT _TC_MAKE32(12) #define M_TC_AT _TC_MAKEMASK(2,S_TC_AT) #define G_TC_AT(x) _TC_GETVALUE(x,S_TC_AT,M_TC_AT) #define V_TC_AT(x) _TC_MAKEVALUE(x,S_TC_AT) #define SET_TC_AT(v,n) ((V_TC_AT(n)) | (v & ~M_TC_AT)) /* Action attributes */ enum { TCA_ACT_UNSPEC, TCA_ACT_KIND, TCA_ACT_OPTIONS, TCA_ACT_INDEX, TCA_ACT_STATS, __TCA_ACT_MAX }; #define TCA_ACT_MAX __TCA_ACT_MAX #define TCA_OLD_COMPAT (TCA_ACT_MAX+1) #define TCA_ACT_MAX_PRIO 32 #define TCA_ACT_BIND 1 #define TCA_ACT_NOBIND 0 #define TCA_ACT_UNBIND 1 #define TCA_ACT_NOUNBIND 0 #define TCA_ACT_REPLACE 1 #define TCA_ACT_NOREPLACE 0 #define MAX_REC_LOOP 4 #define MAX_RED_LOOP 4 #define TC_ACT_UNSPEC (-1) #define TC_ACT_OK 0 #define TC_ACT_RECLASSIFY 1 #define TC_ACT_SHOT 2 #define TC_ACT_PIPE 3 #define TC_ACT_STOLEN 4 #define TC_ACT_QUEUED 5 #define TC_ACT_REPEAT 6 #define TC_ACT_JUMP 0x10000000 /* Action type identifiers*/ enum { TCA_ID_UNSPEC=0, TCA_ID_POLICE=1, /* other actions go here */ __TCA_ID_MAX=255 }; #define TCA_ID_MAX __TCA_ID_MAX struct tc_police { __u32 index; int action; #define TC_POLICE_UNSPEC TC_ACT_UNSPEC #define TC_POLICE_OK TC_ACT_OK #define TC_POLICE_RECLASSIFY TC_ACT_RECLASSIFY #define TC_POLICE_SHOT TC_ACT_SHOT #define TC_POLICE_PIPE TC_ACT_PIPE __u32 limit; __u32 burst; __u32 mtu; struct tc_ratespec rate; struct tc_ratespec peakrate; int refcnt; int bindcnt; __u32 capab; }; struct tcf_t { __u64 install; __u64 lastuse; __u64 expires; }; struct tc_cnt { int refcnt; int bindcnt; }; #define tc_gen \ __u32 index; \ __u32 capab; \ int action; \ int refcnt; \ int bindcnt enum { TCA_POLICE_UNSPEC, TCA_POLICE_TBF, TCA_POLICE_RATE, TCA_POLICE_PEAKRATE, TCA_POLICE_AVRATE, TCA_POLICE_RESULT, __TCA_POLICE_MAX #define TCA_POLICE_RESULT TCA_POLICE_RESULT }; #define TCA_POLICE_MAX (__TCA_POLICE_MAX - 1) /* U32 filters */ #define TC_U32_HTID(h) ((h)&0xFFF00000) #define TC_U32_USERHTID(h) (TC_U32_HTID(h)>>20) #define TC_U32_HASH(h) (((h)>>12)&0xFF) #define TC_U32_NODE(h) ((h)&0xFFF) #define TC_U32_KEY(h) ((h)&0xFFFFF) #define TC_U32_UNSPEC 0 #define TC_U32_ROOT (0xFFF00000) enum { TCA_U32_UNSPEC, TCA_U32_CLASSID, TCA_U32_HASH, TCA_U32_LINK, TCA_U32_DIVISOR, TCA_U32_SEL, TCA_U32_POLICE, TCA_U32_ACT, TCA_U32_INDEV, TCA_U32_PCNT, TCA_U32_MARK, __TCA_U32_MAX }; #define TCA_U32_MAX (__TCA_U32_MAX - 1) struct tc_u32_key { __u32 mask; __u32 val; int off; int offmask; }; struct tc_u32_sel { unsigned char flags; unsigned char offshift; unsigned char nkeys; __u16 offmask; __u16 off; short offoff; short hoff; __u32 hmask; struct tc_u32_key keys[0]; }; struct tc_u32_mark { __u32 val; __u32 mask; __u32 success; }; struct tc_u32_pcnt { __u64 rcnt; __u64 rhit; __u64 kcnts[0]; }; /* Flags */ #define TC_U32_TERMINAL 1 #define TC_U32_OFFSET 2 #define TC_U32_VAROFFSET 4 #define TC_U32_EAT 8 #define TC_U32_MAXDEPTH 8 /* RSVP filter */ enum { TCA_RSVP_UNSPEC, TCA_RSVP_CLASSID, TCA_RSVP_DST, TCA_RSVP_SRC, TCA_RSVP_PINFO, TCA_RSVP_POLICE, TCA_RSVP_ACT, __TCA_RSVP_MAX }; #define TCA_RSVP_MAX (__TCA_RSVP_MAX - 1 ) struct tc_rsvp_gpi { __u32 key; __u32 mask; int offset; }; struct tc_rsvp_pinfo { struct tc_rsvp_gpi dpi; struct tc_rsvp_gpi spi; __u8 protocol; __u8 tunnelid; __u8 tunnelhdr; __u8 pad; }; /* ROUTE filter */ enum { TCA_ROUTE4_UNSPEC, TCA_ROUTE4_CLASSID, TCA_ROUTE4_TO, TCA_ROUTE4_FROM, TCA_ROUTE4_IIF, TCA_ROUTE4_POLICE, TCA_ROUTE4_ACT, __TCA_ROUTE4_MAX }; #define TCA_ROUTE4_MAX (__TCA_ROUTE4_MAX - 1) /* FW filter */ enum { TCA_FW_UNSPEC, TCA_FW_CLASSID, TCA_FW_POLICE, TCA_FW_INDEV, /* used by CONFIG_NET_CLS_IND */ TCA_FW_ACT, /* used by CONFIG_NET_CLS_ACT */ __TCA_FW_MAX }; #define TCA_FW_MAX (__TCA_FW_MAX - 1) /* TC index filter */ enum { TCA_TCINDEX_UNSPEC, TCA_TCINDEX_HASH, TCA_TCINDEX_MASK, TCA_TCINDEX_SHIFT, TCA_TCINDEX_FALL_THROUGH, TCA_TCINDEX_CLASSID, TCA_TCINDEX_POLICE, TCA_TCINDEX_ACT, __TCA_TCINDEX_MAX }; #define TCA_TCINDEX_MAX (__TCA_TCINDEX_MAX - 1) /* Basic filter */ enum { TCA_BASIC_UNSPEC, TCA_BASIC_CLASSID, TCA_BASIC_EMATCHES, TCA_BASIC_ACT, TCA_BASIC_POLICE, __TCA_BASIC_MAX }; #define TCA_BASIC_MAX (__TCA_BASIC_MAX - 1) /* Extended Matches */ struct tcf_ematch_tree_hdr { __u16 nmatches; __u16 progid; }; enum { TCA_EMATCH_TREE_UNSPEC, TCA_EMATCH_TREE_HDR, TCA_EMATCH_TREE_LIST, __TCA_EMATCH_TREE_MAX }; #define TCA_EMATCH_TREE_MAX (__TCA_EMATCH_TREE_MAX - 1) struct tcf_ematch_hdr { __u16 matchid; __u16 kind; __u16 flags; __u16 pad; /* currently unused */ }; /* 0 1 * 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 * +-----------------------+-+-+---+ * | Unused |S|I| R | * +-----------------------+-+-+---+ * * R(2) ::= relation to next ematch * where: 0 0 END (last ematch) * 0 1 AND * 1 0 OR * 1 1 Unused (invalid) * I(1) ::= invert result * S(1) ::= simple payload */ #define TCF_EM_REL_END 0 #define TCF_EM_REL_AND (1<<0) #define TCF_EM_REL_OR (1<<1) #define TCF_EM_INVERT (1<<2) #define TCF_EM_SIMPLE (1<<3) #define TCF_EM_REL_MASK 3 #define TCF_EM_REL_VALID(v) (((v) & TCF_EM_REL_MASK) != TCF_EM_REL_MASK) enum { TCF_LAYER_LINK, TCF_LAYER_NETWORK, TCF_LAYER_TRANSPORT, __TCF_LAYER_MAX }; #define TCF_LAYER_MAX (__TCF_LAYER_MAX - 1) /* Ematch type assignments * 1..32767 Reserved for ematches inside kernel tree * 32768..65535 Free to use, not reliable */ enum { TCF_EM_CONTAINER, TCF_EM_CMP, TCF_EM_NBYTE, TCF_EM_U32, TCF_EM_META, TCF_EM_TEXT, __TCF_EM_MAX }; enum { TCF_EM_PROG_TC }; enum { TCF_EM_OPND_EQ, TCF_EM_OPND_GT, TCF_EM_OPND_LT }; #endif