diff options
Diffstat (limited to 'filter/config.Y')
| -rw-r--r-- | filter/config.Y | 49 |
1 files changed, 43 insertions, 6 deletions
diff --git a/filter/config.Y b/filter/config.Y index 1e3a195..00aeefc 100644 --- a/filter/config.Y +++ b/filter/config.Y @@ -227,8 +227,22 @@ set_atom: ; set_item: - set_atom { $$ = f_new_tree(); $$->from = $$->to = $1 } - | set_atom '.' '.' set_atom { $$ = f_new_tree(); $$->from = $1; $$->to = $4; } + set_atom { + $$ = f_new_tree(); + $$->from = $1; + if ($1.type != T_PREFIX) + $$->to = $1; + else { + $$->to = $1; + $$->to.val.px.ip = ipa_or( $$->to.val.px.ip, ipa_not( ipa_mkmask( $$->to.val.px.len ) )); + } + } + | set_atom '.' '.' set_atom { + $$ = f_new_tree(); + $$->from = $1; + $$->to = $4; + if (($1.type == T_PREFIX) || ($4.type == T_PREFIX)) cf_error( "You can not use prefixes for range" ); + } ; set_items: @@ -307,6 +321,7 @@ term: | term '>' term { $$ = f_new_inst(); $$->code = '<'; $$->a1.p = $3; $$->a2.p = $1; } | term GEQ term { $$ = f_new_inst(); $$->code = P('<','='); $$->a1.p = $3; $$->a2.p = $1; } | term '~' term { $$ = f_new_inst(); $$->code = '~'; $$->a1.p = $1; $$->a2.p = $3; } + | '!' term { $$ = f_new_inst(); $$->code = '!'; $$->a1.p = $2; } | DEFINED '(' term ')' { $$ = f_new_inst(); $$->code = P('d','e'); $$->a1.p = $3; } | constant { $$ = $1; } @@ -336,7 +351,27 @@ term: | term '.' IP { $$ = f_new_inst(); $$->code = P('c','p'); $$->a1.p = $1; $$->aux = T_IP; } | term '.' LEN { $$ = f_new_inst(); $$->code = P('c','p'); $$->a1.p = $1; $$->aux = T_INT; } | term '.' MASK '(' term ')' { $$ = f_new_inst(); $$->code = P('i','M'); $$->a1.p = $1; $$->a2.p = $5; } - | function_call { $$ = $1; /* 1 shift/reduce conflict */ } +/* function_call is inlined here */ + | SYM '(' var_list ')' { + struct symbol *sym; + struct f_inst *inst = $3; + if ($1->class != SYM_FUNCTION) + cf_error("You can not call something which is not function. Really."); + DBG("You are calling function %s\n", $1->name); + $$ = f_new_inst(); + $$->code = P('c','a'); + $$->a1.p = inst; + $$->a2.p = $1->aux2; + sym = (void *) $1->aux; + while (sym || inst) { + if (!sym || !inst) + cf_error("wrong number of arguments for function %s.", $1->name); + DBG( "You should pass parameter called %s\n", sym->name); + inst->a1.p = sym; + sym = (void *) sym->aux; + inst = inst->next; + } + } ; break_command: @@ -353,12 +388,14 @@ print_one: ; print_list: /* EMPTY */ { $$ = NULL; } - | print_one print_list { + | print_one { $$ = $1; } + | print_one ',' print_list { if ($1) { - $1->next = $2; + $1->next = $3; $$ = $1; - } else $$ = $2; + } else $$ = $3; } + ; var_listn: term { |