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-rw-r--r--filter/config.Y11
-rw-r--r--filter/filter.c26
2 files changed, 29 insertions, 8 deletions
diff --git a/filter/config.Y b/filter/config.Y
index d4bf44c..fdfb2e7 100644
--- a/filter/config.Y
+++ b/filter/config.Y
@@ -39,7 +39,6 @@ CF_KEYWORDS(FUNCTION, PRINT, PRINTN, UNSET, RETURN,
%type <v> set_atom fprefix fprefix_s fipa
%type <s> decls declsn one_decl function_params
%type <h> bgp_path
-%type <i> bgp_one
CF_GRAMMAR
@@ -273,14 +272,12 @@ switch_body: /* EMPTY */ { $$ = NULL; }
/* CONST '(' expr ')' { $$ = f_new_inst(); $$->code = 'c'; $$->aux = T_INT; $$->a2.i = $3; } */
-bgp_one:
- NUM { $$ = $1; }
- | '?' { $$ = PM_ANY; }
- ;
bgp_path:
- bgp_one { $$ = cfg_alloc(sizeof(struct f_path_mask)); $$->next = NULL; $$->val = $1; }
- | bgp_one bgp_path { $$ = cfg_alloc(sizeof(struct f_path_mask)); $$->next = $2; $$->val = $1; }
+ NUM { $$ = cfg_alloc(sizeof(struct f_path_mask)); $$->next = NULL; $$->val = $1; $$->any = 0; }
+ | '?' { $$ = cfg_alloc(sizeof(struct f_path_mask)); $$->next = NULL; $$->val = 0; $$->any = 1; }
+ | NUM bgp_path { $$ = cfg_alloc(sizeof(struct f_path_mask)); $$->next = $2; $$->val = $1; $$->any = 0; }
+ | '?' bgp_path { $$ = cfg_alloc(sizeof(struct f_path_mask)); $$->next = $2; $$->val = 0; $$->any = 1; }
;
constant:
diff --git a/filter/filter.c b/filter/filter.c
index 9cde3d9..7893d9a 100644
--- a/filter/filter.c
+++ b/filter/filter.c
@@ -69,6 +69,30 @@ pm_path_compare(struct f_path_mask *m1, struct f_path_mask *m2)
}
}
+static void
+pm_format(struct f_path_mask *p, byte *buf, unsigned int size)
+{
+ byte *end = buf + size - 16;
+
+ while (p)
+ {
+ if (buf > end)
+ {
+ strcpy(buf, " ...");
+ return;
+ }
+
+ if (p->any)
+ buf += bsprintf(buf, "? ");
+ else
+ buf += bsprintf(buf, "%u ", p->val);
+
+ p = p->next;
+ }
+
+ *buf = 0;
+}
+
/**
* val_compare - compare two values
* @v1: first value
@@ -224,7 +248,7 @@ val_print(struct f_val v)
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, buf2, 1020); PRINTF( "(clist %s)", buf2 ); break;
- case T_PATH_MASK: debug( "(pathmask " ); { struct f_path_mask *p = v.val.path_mask; while (p) { debug("%d ", p->val); p=p->next; } debug(")" ); } 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
}