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-rw-r--r--filter/filter.c82
1 files changed, 51 insertions, 31 deletions
diff --git a/filter/filter.c b/filter/filter.c
index 81a43117..3b150a74 100644
--- a/filter/filter.c
+++ b/filter/filter.c
@@ -350,49 +350,61 @@ val_in_range(struct f_val v1, struct f_val v2)
return CMP_ERROR;
}
+static void val_print(struct f_val v);
+
static void
-tree_print(struct f_tree *t)
+tree_node_print(struct f_tree *t, char **sep)
{
- if (!t) {
- debug( "() " );
+ if (t == NULL)
return;
- }
- debug( "[ " );
- tree_print( t->left );
- debug( ", " ); val_print( t->from ); debug( ".." ); val_print( t->to ); debug( ", " );
- tree_print( t->right );
- debug( "] " );
+
+ tree_node_print(t->left, sep);
+
+ logn(*sep);
+ val_print(t->from);
+ if (val_compare(t->from, t->to) != 0)
+ {
+ logn( ".." );
+ val_print(t->to);
+ }
+ *sep = ", ";
+
+ tree_node_print(t->right, sep);
+}
+
+static void
+tree_print(struct f_tree *t)
+{
+ char *sep = "";
+ logn( "[" );
+ tree_node_print(t, &sep);
+ logn( "] " );
}
/*
* val_print - format filter value
*/
-void
+static void
val_print(struct f_val v)
{
- char buf[2048];
char buf2[1024];
-#define PRINTF(a...) bsnprintf( buf, 2040, a )
- buf[0] = 0;
switch (v.type) {
- case T_VOID: PRINTF( "(void)" ); break;
- case T_BOOL: PRINTF( v.val.i ? "TRUE" : "FALSE" ); break;
- case T_INT: PRINTF( "%d ", v.val.i ); break;
- case T_STRING: PRINTF( "%s", v.val.s ); break;
- case T_IP: PRINTF( "%I", v.val.px.ip ); break;
- case T_PREFIX: PRINTF( "%I/%d", v.val.px.ip, v.val.px.len ); break;
- case T_PAIR: PRINTF( "(%d,%d)", v.val.i >> 16, v.val.i & 0xffff ); break;
- case T_QUAD: PRINTF( "%R", v.val.i ); break;
- case T_PREFIX_SET: trie_print(v.val.ti, buf, 2040); break;
- case T_SET: tree_print( v.val.t ); PRINTF( "\n" ); break;
- case T_ENUM: PRINTF( "(enum %x)%d", v.type, v.val.i ); break;
- case T_PATH: as_path_format(v.val.ad, buf2, 1020); PRINTF( "(path %s)", buf2 ); break;
- case T_CLIST: int_set_format(v.val.ad, 1, buf2, 1020); PRINTF( "(clist %s)", buf2 ); break;
- case T_PATH_MASK: pm_format(v.val.path_mask, buf2, 1020); PRINTF( "(pathmask%s)", buf2 ); break;
- default: PRINTF( "[unknown type %x]", v.type );
-#undef PRINTF
+ case T_VOID: logn("(void)"); return;
+ case T_BOOL: logn(v.val.i ? "TRUE" : "FALSE"); return;
+ case T_INT: logn("%d", v.val.i); return;
+ case T_STRING: logn("%s", v.val.s); return;
+ case T_IP: logn("%I", v.val.px.ip); return;
+ case T_PREFIX: logn("%I/%d", v.val.px.ip, v.val.px.len); return;
+ case T_PAIR: logn("(%d,%d)", v.val.i >> 16, v.val.i & 0xffff); return;
+ case T_QUAD: logn("%R", v.val.i); return;
+ case T_PREFIX_SET: trie_print(v.val.ti); return;
+ case T_SET: tree_print(v.val.t); return;
+ case T_ENUM: logn("(enum %x)%d", v.type, v.val.i); return;
+ case T_PATH: as_path_format(v.val.ad, buf2, 1000); logn("(path %s)", buf2); return;
+ case T_CLIST: int_set_format(v.val.ad, 1, buf2, 1000); logn("(clist %s)", buf2); return;
+ case T_PATH_MASK: pm_format(v.val.path_mask, buf2, 1000); logn("(pathmask%s)", buf2); return;
+ default: logn( "[unknown type %x]", v.type ); return;
}
- debug( buf );
}
static struct rte **f_rte, *f_rte_old;
@@ -628,7 +640,7 @@ interpret(struct f_inst *what)
case P('p',','):
ONEARG;
if (what->a2.i == F_NOP || (what->a2.i != F_NONL && what->a1.p))
- debug( "\n" );
+ log_commit(*L_INFO);
switch (what->a2.i) {
case F_QUITBIRD:
@@ -1101,7 +1113,10 @@ f_run(struct filter *filter, struct rte **rte, struct ea_list **tmp_attrs, struc
f_rte_old = *rte;
f_pool = tmp_pool;
inst = filter->root;
+
+ log_reset();
res = interpret(inst);
+
if (res.type != T_RETURN) {
log( L_ERR "Filter %s did not return accept nor reject. Make up your mind", filter->name);
return F_ERROR;
@@ -1113,6 +1128,7 @@ f_run(struct filter *filter, struct rte **rte, struct ea_list **tmp_attrs, struc
int
f_eval_int(struct f_inst *expr)
{
+ /* Called independently in parse-time to eval expressions */
struct f_val res;
f_flags = 0;
@@ -1120,7 +1136,10 @@ f_eval_int(struct f_inst *expr)
f_rte = NULL;
f_rte_old = NULL;
f_pool = cfg_mem;
+
+ log_reset();
res = interpret(expr);
+
if (res.type != T_INT)
cf_error("Integer expression expected");
return res.val.i;
@@ -1129,6 +1148,7 @@ f_eval_int(struct f_inst *expr)
u32
f_eval_asn(struct f_inst *expr)
{
+ /* Called as a part of another interpret call, therefore no log_reset() */
struct f_val res = interpret(expr);
if (res.type != T_INT)
cf_error("Can't operate with value of non-integer type in AS path mask constructor");