@@ -79,6 +79,7 @@ int nft_ctx_add_include_path(struct nft_ctx *ctx, const char *path);
void nft_ctx_clear_include_paths(struct nft_ctx *ctx);
int nft_ctx_add_var(struct nft_ctx *ctx, const char *var);
+void nft_ctx_clear_vars(struct nft_ctx *ctx);
int nft_run_cmd_from_buffer(struct nft_ctx *nft, const char *buf);
int nft_run_cmd_from_filename(struct nft_ctx *nft, const char *filename);
@@ -145,7 +145,8 @@ int nft_ctx_add_var(struct nft_ctx *ctx, const char *var)
return 0;
}
-static void nft_ctx_clear_vars(struct nft_ctx *ctx)
+EXPORT_SYMBOL(nft_ctx_clear_vars);
+void nft_ctx_clear_vars(struct nft_ctx *ctx)
{
unsigned int i;
@@ -153,6 +154,7 @@ static void nft_ctx_clear_vars(struct nft_ctx *ctx)
xfree(ctx->vars[i].key);
xfree(ctx->vars[i].value);
}
+ ctx->num_vars = 0;
xfree(ctx->vars);
}
@@ -26,4 +26,5 @@ local: *;
LIBNFTABLES_2 {
nft_ctx_add_var;
+ nft_ctx_clear_vars;
} LIBNFTABLES_1;
This function might be useful to recycle the existing nft_ctx to use it with different external variables definition. Moreover, reset ctx->num_vars to zero. Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org> --- include/nftables/libnftables.h | 1 + src/libnftables.c | 4 +++- src/libnftables.map | 1 + 3 files changed, 5 insertions(+), 1 deletion(-)