diff options
Diffstat (limited to 'src/mnl.c')
| -rw-r--r-- | src/mnl.c | 33 |
1 files changed, 29 insertions, 4 deletions
@@ -26,6 +26,7 @@ #include <mnl.h> #include <string.h> +#include <net/if.h> #include <sys/socket.h> #include <arpa/inet.h> #include <fcntl.h> @@ -609,7 +610,9 @@ int mnl_nft_chain_add(struct netlink_ctx *ctx, struct cmd *cmd, { int priority, policy, i = 0; struct nftnl_chain *nlc; + unsigned int ifname_len; const char **dev_array; + char ifname[IFNAMSIZ]; struct nlmsghdr *nlh; struct expr *expr; int dev_array_len; @@ -635,7 +638,12 @@ int mnl_nft_chain_add(struct netlink_ctx *ctx, struct cmd *cmd, dev_array = xmalloc(sizeof(char *) * 8); dev_array_len = 8; list_for_each_entry(expr, &cmd->chain->dev_expr->expressions, list) { - dev_array[i++] = expr->identifier; + ifname_len = div_round_up(expr->len, BITS_PER_BYTE); + memset(ifname, 0, sizeof(ifname)); + mpz_export_data(ifname, expr->value, + BYTEORDER_HOST_ENDIAN, + ifname_len); + dev_array[i++] = xstrdup(ifname); if (i == dev_array_len) { dev_array_len *= 2; dev_array = xrealloc(dev_array, @@ -650,6 +658,10 @@ int mnl_nft_chain_add(struct netlink_ctx *ctx, struct cmd *cmd, nftnl_chain_set_data(nlc, NFTNL_CHAIN_DEVICES, dev_array, sizeof(char *) * dev_array_len); + i = 0; + while (dev_array[i] != NULL) + xfree(dev_array[i++]); + xfree(dev_array); } } @@ -1565,7 +1577,9 @@ int mnl_nft_flowtable_add(struct netlink_ctx *ctx, struct cmd *cmd, unsigned int flags) { struct nftnl_flowtable *flo; + unsigned int ifname_len; const char **dev_array; + char ifname[IFNAMSIZ]; struct nlmsghdr *nlh; int i = 0, len = 1; struct expr *expr; @@ -1586,13 +1600,24 @@ int mnl_nft_flowtable_add(struct netlink_ctx *ctx, struct cmd *cmd, list_for_each_entry(expr, &cmd->flowtable->dev_expr->expressions, list) len++; - dev_array = calloc(len, sizeof(char *)); - list_for_each_entry(expr, &cmd->flowtable->dev_expr->expressions, list) - dev_array[i++] = expr->identifier; + dev_array = xmalloc(sizeof(char *) * len); + + list_for_each_entry(expr, &cmd->flowtable->dev_expr->expressions, list) { + ifname_len = div_round_up(expr->len, BITS_PER_BYTE); + memset(ifname, 0, sizeof(ifname)); + mpz_export_data(ifname, expr->value, BYTEORDER_HOST_ENDIAN, + ifname_len); + dev_array[i++] = xstrdup(ifname); + } dev_array[i] = NULL; nftnl_flowtable_set_data(flo, NFTNL_FLOWTABLE_DEVICES, dev_array, sizeof(char *) * len); + + i = 0; + while (dev_array[i] != NULL) + xfree(dev_array[i++]); + free(dev_array); netlink_dump_flowtable(flo, ctx); |