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-rw-r--r--src/datatype.c21
1 files changed, 13 insertions, 8 deletions
diff --git a/src/datatype.c b/src/datatype.c
index 90905258..7382307e 100644
--- a/src/datatype.c
+++ b/src/datatype.c
@@ -247,20 +247,25 @@ const struct datatype invalid_type = {
.print = invalid_type_print,
};
+void expr_chain_export(const struct expr *e, char *chain_name)
+{
+ unsigned int len;
+
+ len = e->len / BITS_PER_BYTE;
+ if (len >= NFT_CHAIN_MAXNAMELEN)
+ BUG("verdict expression length %u is too large (%u bits max)",
+ e->len, NFT_CHAIN_MAXNAMELEN * BITS_PER_BYTE);
+
+ mpz_export_data(chain_name, e->value, BYTEORDER_HOST_ENDIAN, len);
+}
+
static void verdict_jump_chain_print(const char *what, const struct expr *e,
struct output_ctx *octx)
{
char chain[NFT_CHAIN_MAXNAMELEN];
- unsigned int len;
memset(chain, 0, sizeof(chain));
-
- len = e->len / BITS_PER_BYTE;
- if (len >= sizeof(chain))
- BUG("verdict expression length %u is too large (%lu bits max)",
- e->len, (unsigned long)sizeof(chain) * BITS_PER_BYTE);
-
- mpz_export_data(chain, e->value, BYTEORDER_HOST_ENDIAN, len);
+ expr_chain_export(e, chain);
nft_print(octx, "%s %s", what, chain);
}