238 	struct block *succ;
239 	struct block *pred;
243 struct block {  struct
255 	struct block *head;  argument
256 	struct block *link;	/* link field used by optimizer */  argument
273 	struct block *b;	/* protocol checks */  argument
295 void gen_and(struct block *, struct block *);
296 void gen_or(struct block *, struct block *);
297 void gen_not(struct block *);
299 struct block *gen_scode(compiler_state_t *, const char *, struct qual);
300 struct block *gen_ecode(compiler_state_t *, const char *, struct qual);
301 struct block *gen_acode(compiler_state_t *, const char *, struct qual);
302 struct block *gen_mcode(compiler_state_t *, const char *, const char *,
305 struct block *gen_mcode6(compiler_state_t *, const char *, const char *,
308 struct block *gen_ncode(compiler_state_t *, const char *, bpf_u_int32,
310 struct block *gen_proto_abbrev(compiler_state_t *, int);
311 struct block *gen_relation(compiler_state_t *, int, struct arth *,
313 struct block *gen_less(compiler_state_t *, int);
314 struct block *gen_greater(compiler_state_t *, int);
315 struct block *gen_byteop(compiler_state_t *, int, int, int);
316 struct block *gen_broadcast(compiler_state_t *, int);
317 struct block *gen_multicast(compiler_state_t *, int);
318 struct block *gen_inbound(compiler_state_t *, int);
320 struct block *gen_llc(compiler_state_t *);
321 struct block *gen_llc_i(compiler_state_t *);
322 struct block *gen_llc_s(compiler_state_t *);
323 struct block *gen_llc_u(compiler_state_t *);
324 struct block *gen_llc_s_subtype(compiler_state_t *, bpf_u_int32);
325 struct block *gen_llc_u_subtype(compiler_state_t *, bpf_u_int32);
327 struct block *gen_vlan(compiler_state_t *, bpf_u_int32, int);
328 struct block *gen_mpls(compiler_state_t *, bpf_u_int32, int);
330 struct block *gen_pppoed(compiler_state_t *);
331 struct block *gen_pppoes(compiler_state_t *, bpf_u_int32, int);
333 struct block *gen_geneve(compiler_state_t *, bpf_u_int32, int);
335 struct block *gen_atmfield_code(compiler_state_t *, int, bpf_int32,
337 struct block *gen_atmtype_abbrev(compiler_state_t *, int type);
338 struct block *gen_atmmulti_abbrev(compiler_state_t *, int type);
340 struct block *gen_mtp2type_abbrev(compiler_state_t *, int type);
341 struct block *gen_mtp3field_code(compiler_state_t *, int, bpf_u_int32,
344 struct block *gen_pf_ifname(compiler_state_t *, const char *);
345 struct block *gen_pf_rnr(compiler_state_t *, int);
346 struct block *gen_pf_srnr(compiler_state_t *, int);
347 struct block *gen_pf_ruleset(compiler_state_t *, char *);
348 struct block *gen_pf_reason(compiler_state_t *, int);
349 struct block *gen_pf_action(compiler_state_t *, int);
351 struct block *gen_p80211_type(compiler_state_t *, int, int);
352 struct block *gen_p80211_fcdir(compiler_state_t *, int);
365 	struct block *root;
373 int finish_parse(compiler_state_t *, struct block *);
376 struct bpf_insn *icode_to_fcode(struct icode *, struct block *, u_int *,