netlink: several function constifications

Constify:

* netlink_dump*()
* netlink_delinearize_*()
* netlink_add_rule_list()

Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

diff --git a/include/netlink.h b/include/netlink.h
index 844474220cf47a532d86f4aeacb8d5a97becc4e2..01d0422e69c851d45273a9c8b98f0ec370f71774 100644 (file)
--- a/include/netlink.h
+++ b/include/netlink.h
@@ -91,7 +91,7 @@ extern int netlink_add_rule(struct netlink_ctx *ctx, const struct handle *h,
 extern int netlink_delete_rule(struct netlink_ctx *ctx, const struct handle *h,
                               const struct location *loc);
 extern int netlink_add_rule_list(struct netlink_ctx *ctx, const struct handle *h,
-                                struct list_head *rule_list);
+                                const struct list_head *rule_list);
 extern int netlink_add_rule_batch(struct netlink_ctx *ctx,
                                  const struct handle *h,
                                  const struct rule *rule, uint32_t flags);
@@ -149,11 +149,11 @@ extern int netlink_delete_setelems(struct netlink_ctx *ctx, const struct handle
 extern int netlink_get_setelems(struct netlink_ctx *ctx, const struct handle *h,
                                const struct location *loc, struct set *set);
 
-extern void netlink_dump_table(struct nftnl_table *nlt);
-extern void netlink_dump_chain(struct nftnl_chain *nlc);
-extern void netlink_dump_rule(struct nftnl_rule *nlr);
-extern void netlink_dump_expr(struct nftnl_expr *nle);
-extern void netlink_dump_set(struct nftnl_set *nls);
+extern void netlink_dump_table(const struct nftnl_table *nlt);
+extern void netlink_dump_chain(const struct nftnl_chain *nlc);
+extern void netlink_dump_rule(const struct nftnl_rule *nlr);
+extern void netlink_dump_expr(const struct nftnl_expr *nle);
+extern void netlink_dump_set(const struct nftnl_set *nls);
 
 extern int netlink_batch_send(struct list_head *err_list);
 

diff --git a/src/netlink.c b/src/netlink.c
index 6e88ddbb94bbefff60bcc43b2c686a41a9e3bc64..249de501a9c5bb73363dc755e39c70c9476d71c1 100644 (file)
--- a/src/netlink.c
+++ b/src/netlink.c
@@ -401,7 +401,7 @@ int netlink_replace_rule_batch(struct netlink_ctx *ctx, const struct handle *h,
 }
 
 int netlink_add_rule_list(struct netlink_ctx *ctx, const struct handle *h,
-                         struct list_head *rule_list)
+                         const struct list_head *rule_list)
 {
        struct rule *rule;
 
@@ -429,7 +429,7 @@ int netlink_del_rule_batch(struct netlink_ctx *ctx, const struct handle *h,
        return err;
 }
 
-void netlink_dump_rule(struct nftnl_rule *nlr)
+void netlink_dump_rule(const struct nftnl_rule *nlr)
 {
 #ifdef DEBUG
        char buf[4096];
@@ -442,7 +442,7 @@ void netlink_dump_rule(struct nftnl_rule *nlr)
 #endif
 }
 
-void netlink_dump_expr(struct nftnl_expr *nle)
+void netlink_dump_expr(const struct nftnl_expr *nle)
 {
 #ifdef DEBUG
        char buf[4096];
@@ -506,7 +506,7 @@ static int netlink_flush_rules(struct netlink_ctx *ctx, const struct handle *h,
        return netlink_del_rule_batch(ctx, h, loc);
 }
 
-void netlink_dump_chain(struct nftnl_chain *nlc)
+void netlink_dump_chain(const struct nftnl_chain *nlc)
 {
 #ifdef DEBUG
        char buf[4096];
@@ -694,7 +694,7 @@ int netlink_delete_chain(struct netlink_ctx *ctx, const struct handle *h,
 }
 
 static struct chain *netlink_delinearize_chain(struct netlink_ctx *ctx,
-                                              struct nftnl_chain *nlc)
+                                              const struct nftnl_chain *nlc)
 {
        struct chain *chain;
 
@@ -920,7 +920,7 @@ int netlink_delete_table(struct netlink_ctx *ctx, const struct handle *h,
                return netlink_del_table_compat(ctx, h, loc);
 }
 
-void netlink_dump_table(struct nftnl_table *nlt)
+void netlink_dump_table(const struct nftnl_table *nlt)
 {
 #ifdef DEBUG
        char buf[4096];
@@ -934,7 +934,7 @@ void netlink_dump_table(struct nftnl_table *nlt)
 }
 
 static struct table *netlink_delinearize_table(struct netlink_ctx *ctx,
-                                              struct nftnl_table *nlt)
+                                              const struct nftnl_table *nlt)
 {
        struct table *table;
 
@@ -1035,7 +1035,7 @@ static const struct datatype *dtype_map_from_kernel(enum nft_data_types type)
        }
 }
 
-void netlink_dump_set(struct nftnl_set *nls)
+void netlink_dump_set(const struct nftnl_set *nls)
 {
 #ifdef DEBUG
        char buf[4096];
@@ -1049,7 +1049,7 @@ void netlink_dump_set(struct nftnl_set *nls)
 }
 
 static struct set *netlink_delinearize_set(struct netlink_ctx *ctx,
-                                          struct nftnl_set *nls)
+                                          const struct nftnl_set *nls)
 {
        struct set *set;
        const struct datatype *keytype, *datatype;
@@ -1422,7 +1422,7 @@ static struct expr *netlink_parse_concat_elem(const struct datatype *dtype,
 }
 
 static int netlink_delinearize_setelem(struct nftnl_set_elem *nlse,
-                                      struct set *set)
+                                      const struct set *set)
 {
        struct nft_data_delinearize nld;
        struct expr *expr, *key, *data;