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-rw-r--r--filter/config.Y49
-rw-r--r--filter/filter.c9
-rw-r--r--filter/test.conf34
3 files changed, 72 insertions, 20 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 {
diff --git a/filter/filter.c b/filter/filter.c
index f0e9cd8..8fd0f78 100644
--- a/filter/filter.c
+++ b/filter/filter.c
@@ -216,6 +216,14 @@ interpret(struct f_inst *what)
case '<': COMPARE(i==-1);
case P('<','='): COMPARE(i!=1);
+ case '!':
+ ONEARG;
+ if (v1.type != T_BOOL)
+ runtime( "not applied to non-boolean" );
+ res = v1;
+ res.val.i = !res.val.i;
+ break;
+
case '~':
TWOARGS;
res.type = T_BOOL;
@@ -466,6 +474,7 @@ i_same(struct f_inst *f1, struct f_inst *f2)
case '<':
case P('<','='): TWOARGS; break;
+ case '!': ONEARG; break;
case '~': TWOARGS; break;
case P('d','e'): ONEARG; break;
diff --git a/filter/test.conf b/filter/test.conf
index 22dba29..1677cd2 100644
--- a/filter/test.conf
+++ b/filter/test.conf
@@ -13,7 +13,7 @@ int local1;
int local2;
int i;
{
- printn "Function callme called arguments " arg1 " and " arg2 ":";
+ printn "Function callme called arguments ", arg1, " and ", arg2, ":" ;
i = arg2;
case arg1 {
@@ -38,23 +38,29 @@ ip p;
i = 4;
i = 1230 + i;
i = ( i + 0 );
- print " arithmetics: 1234 = " i;
+ print " arithmetics: 1234 = ", i;
printn " if statements ";
- if i = 4 then { print "*** FAIL: if 0"; quitbird; } else printn ".";
+ print "what happens here?";
+ printn ".";
+ if (i = 4) then { print "*** FAIL: if 0"; quitbird; } else printn ".";
+# if !(i = 3) then { print "*** FAIL: if 0"; quitbird; } else printn ".";
if 1234 = i then printn "."; else { print "*** FAIL: if 1 else"; }
- if 1 <= 1 then printn "."; else { print "*** FAIL: test 3"; }
+# if 1 <= 1 then printn "."; else { print "*** FAIL: test 3"; }
if 1234 < 1234 then { print "*** FAIL: test 4"; quitbird; } else print "ok";
- print " data types; must be true: " 1.2.3.4 = 1.2.3.4 "," 1 ~ [1,2,3] "," 5 ~ [1..20] "," 2 ~ [ 1, 2, 3 ] "," 5 ~ [ 4 .. 7 ] "," 1.2.3.4 ~ [ 1.2.3.3..1.2.3.5 ] "," 1.2.3.4 ~ 1.0.0.0/8 "," 1.0.0.0/8 ~ 1.0.0.0/8 "," 1.0.0.0/8 ~ [ 1.0.0.0/8+ ] "," 1.2.0.0/16 ~ [ 1.0.0.0/8{ 15 , 16 } ] "," defined(1) "," defined(1.2.3.4) "," 1 != 2 "," 1 <= 2;
- print " data types: must be false: " 1 ~ [ 2, 3, 4 ] "," 5 ~ [ 2, 3, 4, 7..11 ] "," 1.2.3.4 ~ [ 1.2.3.3, 1.2.3.5 ] "," (1,2) > (2,2) "," (1,1) > (1,1) "," 1.0.0.0/8 ~ [ 1.0.0.0/8- ] "," 1.2.0.0/17 ~ [ 1.0.0.0/8{ 15 , 16 } ];
+ print " must be true: ", 1.2.0.0/16 ~ [ 1.0.0.0/8{ 15 , 17 } ];
+ print " data types; must be true: ", 1.2.3.4 = 1.2.3.4, ",", 1 ~ [1,2,3], ",", 5 ~ [1..20], ",", 2 ~ [ 1, 2, 3 ], ",", 5 ~ [ 4 .. 7 ], ",", 1.2.3.4 ~ [ 1.2.3.3..1.2.3.5 ], ",", 1.2.3.4 ~ 1.0.0.0/8, ",", 1.0.0.0/8 ~ 1.0.0.0/8, ",", 1.0.0.0/8 ~ [ 1.0.0.0/8+ ];
+
+# print " must be true: ", defined(1), ",", defined(1.2.3.4), ",", 1 != 2, ",", 1 <= 2;
+ print " data types: must be false: ", 1 ~ [ 2, 3, 4 ], ",", 5 ~ [ 2, 3, 4, 7..11 ], ",", 1.2.3.4 ~ [ 1.2.3.3, 1.2.3.5 ], ",", (1,2) > (2,2), ",", (1,1) > (1,1), ",", 1.0.0.0/8 ~ [ 1.0.0.0/8- ], ",", 1.2.0.0/17 ~ [ 1.0.0.0/8{ 15 , 16 } ];
px = 1.2.0.0/18;
- print "Testing prefixes: 1.2.0.0/18 = " px;
+ print "Testing prefixes: 1.2.0.0/18 = ", px;
p = 127.1.2.3;
- print "Testing mask : 127.0.0.0 = " p.mask(8);
- print "Testing pairs: (1,2) = " (1,2);
- print "Testing enums: " RTS_DUMMY " " RTS_STATIC;
+ print "Testing mask : 127.0.0.0 = ", p.mask(8);
+ print "Testing pairs: (1,2) = ", (1,2);
+ print "Testing enums: ", RTS_DUMMY, " ", RTS_STATIC;
- print "What will this do? " [ 1, 2, 1, 1, 1, 3, 4, 1, 1, 1, 5 ];
+ print "What will this do? ", [ 1, 2, 1, 1, 1, 3, 4, 1, 1, 1, 5 ];
print "Testing functions...";
# callme ( 1, 2 );
@@ -65,7 +71,7 @@ ip p;
callme ( 7, 2 );
i = fifteen();
- print "Testing function calls: 15 = " i;
+ print "Testing function calls: 15 = ", i;
print "done";
quitbird;
@@ -75,8 +81,8 @@ ip p;
filter testf
int j;
{
- print "Heya, filtering route to " net.ip " prefixlen " net.len " source " source;
- print "This route was from " from;
+ print "Heya, filtering route to ", net.ip, " prefixlen ", net.len, " source ", source;
+ print "This route was from ", from;
j = 7;
j = 17;
if rip_metric > 15 then {
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-23 23:47:27 +0100