diff options
Diffstat (limited to 'nest/a-path.c')
| -rw-r--r-- | nest/a-path.c | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/nest/a-path.c b/nest/a-path.c index 5aacf8f2..c804619b 100644 --- a/nest/a-path.c +++ b/nest/a-path.c @@ -13,6 +13,7 @@ #include "lib/resource.h" #include "lib/unaligned.h" #include "lib/string.h" +#include "filter/filter.h" /* Global AS4 support, shared by all BGP instances. @@ -188,6 +189,12 @@ int as_path_getlen(struct adata *path) { int bs = bgp_as4_support ? 4 : 2; + return as_path_getlen_int(path, bs); +} + +int +as_path_getlen_int(struct adata *path, int bs) +{ int res = 0; u8 *p = path->data; u8 *q = p+path->length; @@ -206,7 +213,7 @@ as_path_getlen(struct adata *path) } int -as_path_get_first(struct adata *path, u32 *orig_as) +as_path_get_last(struct adata *path, u32 *orig_as) { int bs = bgp_as4_support ? 4 : 2; int found = 0; @@ -222,8 +229,7 @@ as_path_get_first(struct adata *path, u32 *orig_as) case AS_PATH_SET: if (len = *p++) { - found = 1; - res = get_as(p); + found = 0; p += bs * len; } break; @@ -239,12 +245,13 @@ as_path_get_first(struct adata *path, u32 *orig_as) } } - *orig_as = res; + if (found) + *orig_as = res; return found; } int -as_path_get_last(struct adata *path, u32 *last_as) +as_path_get_first(struct adata *path, u32 *last_as) { u8 *p = path->data; |