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-rw-r--r--package/libs/libnl-tiny/src/genl_ctrl.c78
-rw-r--r--package/libs/libnl-tiny/src/genl_family.c33
-rw-r--r--package/libs/libnl-tiny/src/include/netlink-types.h7
-rw-r--r--package/libs/libnl-tiny/src/include/netlink/genl/ctrl.h3
-rw-r--r--package/libs/libnl-tiny/src/include/netlink/genl/family.h4
-rw-r--r--package/libs/libnl-tiny/src/include/netlink/socket.h10
-rw-r--r--package/libs/libnl-tiny/src/nl.c2
7 files changed, 136 insertions, 1 deletions
diff --git a/package/libs/libnl-tiny/src/genl_ctrl.c b/package/libs/libnl-tiny/src/genl_ctrl.c
index 13016420d1..0045459b2f 100644
--- a/package/libs/libnl-tiny/src/genl_ctrl.c
+++ b/package/libs/libnl-tiny/src/genl_ctrl.c
@@ -45,6 +45,7 @@ static struct nla_policy ctrl_policy[CTRL_ATTR_MAX+1] = {
[CTRL_ATTR_HDRSIZE] = { .type = NLA_U32 },
[CTRL_ATTR_MAXATTR] = { .type = NLA_U32 },
[CTRL_ATTR_OPS] = { .type = NLA_NESTED },
+ [CTRL_ATTR_MCAST_GROUPS] = { .type = NLA_NESTED },
};
static struct nla_policy family_op_policy[CTRL_ATTR_OP_MAX+1] = {
@@ -52,6 +53,11 @@ static struct nla_policy family_op_policy[CTRL_ATTR_OP_MAX+1] = {
[CTRL_ATTR_OP_FLAGS] = { .type = NLA_U32 },
};
+static struct nla_policy family_grp_policy[CTRL_ATTR_MCAST_GRP_MAX+1] = {
+ [CTRL_ATTR_MCAST_GRP_NAME] = { .type = NLA_STRING },
+ [CTRL_ATTR_MCAST_GRP_ID] = { .type = NLA_U32 },
+};
+
static int ctrl_msg_parser(struct nl_cache_ops *ops, struct genl_cmd *cmd,
struct genl_info *info, void *arg)
{
@@ -127,6 +133,40 @@ static int ctrl_msg_parser(struct nl_cache_ops *ops, struct genl_cmd *cmd,
}
}
+ if (info->attrs[CTRL_ATTR_MCAST_GROUPS]) {
+ struct nlattr *nla, *nla_grps;
+ int remaining;
+
+ nla_grps = info->attrs[CTRL_ATTR_MCAST_GROUPS];
+ nla_for_each_nested(nla, nla_grps, remaining) {
+ struct nlattr *tb[CTRL_ATTR_MCAST_GRP_MAX+1];
+ int id;
+ const char * name;
+
+ err = nla_parse_nested(tb, CTRL_ATTR_MCAST_GRP_MAX, nla,
+ family_grp_policy);
+ if (err < 0)
+ goto errout;
+
+ if (tb[CTRL_ATTR_MCAST_GRP_ID] == NULL) {
+ err = -NLE_MISSING_ATTR;
+ goto errout;
+ }
+ id = nla_get_u32(tb[CTRL_ATTR_MCAST_GRP_ID]);
+
+ if (tb[CTRL_ATTR_MCAST_GRP_NAME] == NULL) {
+ err = -NLE_MISSING_ATTR;
+ goto errout;
+ }
+ name = nla_get_string(tb[CTRL_ATTR_MCAST_GRP_NAME]);
+
+ err = genl_family_add_grp(family, id, name);
+ if (err < 0)
+ goto errout;
+ }
+
+ }
+
err = pp->pp_cb((struct nl_object *) family, pp);
errout:
genl_family_put(family);
@@ -242,6 +282,44 @@ errout:
return err;
}
+static int genl_ctrl_grp_by_name(const struct genl_family *family,
+ const char *grp_name)
+{
+ struct genl_family_grp *grp;
+
+ nl_list_for_each_entry(grp, &family->gf_mc_grps, list) {
+ if (!strcmp(grp->name, grp_name)) {
+ return grp->id;
+ }
+ }
+
+ return -NLE_OBJ_NOTFOUND;
+}
+
+int genl_ctrl_resolve_grp(struct nl_sock *sk, const char *family_name,
+ const char *grp_name)
+{
+ struct nl_cache *cache;
+ struct genl_family *family;
+ int err;
+
+ if ((err = genl_ctrl_alloc_cache(sk, &cache)) < 0)
+ return err;
+
+ family = genl_ctrl_search_by_name(cache, family_name);
+ if (family == NULL) {
+ err = -NLE_OBJ_NOTFOUND;
+ goto errout;
+ }
+
+ err = genl_ctrl_grp_by_name(family, grp_name);
+ genl_family_put(family);
+errout:
+ nl_cache_free(cache);
+
+ return err;
+}
+
/** @} */
static struct genl_cmd genl_cmds[] = {
diff --git a/package/libs/libnl-tiny/src/genl_family.c b/package/libs/libnl-tiny/src/genl_family.c
index 88aaad9b77..221acfa1a7 100644
--- a/package/libs/libnl-tiny/src/genl_family.c
+++ b/package/libs/libnl-tiny/src/genl_family.c
@@ -31,12 +31,14 @@ static void family_constructor(struct nl_object *c)
struct genl_family *family = (struct genl_family *) c;
nl_init_list_head(&family->gf_ops);
+ nl_init_list_head(&family->gf_mc_grps);
}
static void family_free_data(struct nl_object *c)
{
struct genl_family *family = (struct genl_family *) c;
struct genl_family_op *ops, *tmp;
+ struct genl_family_grp *grp, *t_grp;
if (family == NULL)
return;
@@ -45,6 +47,12 @@ static void family_free_data(struct nl_object *c)
nl_list_del(&ops->o_list);
free(ops);
}
+
+ nl_list_for_each_entry_safe(grp, t_grp, &family->gf_mc_grps, list) {
+ nl_list_del(&grp->list);
+ free(grp);
+ }
+
}
static int family_clone(struct nl_object *_dst, struct nl_object *_src)
@@ -52,6 +60,7 @@ static int family_clone(struct nl_object *_dst, struct nl_object *_src)
struct genl_family *dst = nl_object_priv(_dst);
struct genl_family *src = nl_object_priv(_src);
struct genl_family_op *ops;
+ struct genl_family_grp *grp;
int err;
nl_list_for_each_entry(ops, &src->gf_ops, o_list) {
@@ -59,6 +68,13 @@ static int family_clone(struct nl_object *_dst, struct nl_object *_src)
if (err < 0)
return err;
}
+
+ nl_list_for_each_entry(grp, &src->gf_mc_grps, list) {
+ err = genl_family_add_grp(dst, grp->id, grp->name);
+ if (err < 0)
+ return err;
+ }
+
return 0;
}
@@ -119,6 +135,23 @@ int genl_family_add_op(struct genl_family *family, int id, int flags)
return 0;
}
+int genl_family_add_grp(struct genl_family *family, uint32_t id,
+ const char *name)
+{
+ struct genl_family_grp *grp;
+
+ grp = calloc(1, sizeof(*grp));
+ if (grp == NULL)
+ return -NLE_NOMEM;
+
+ grp->id = id;
+ strncpy(grp->name, name, GENL_NAMSIZ - 1);
+
+ nl_list_add_tail(&grp->list, &family->gf_mc_grps);
+
+ return 0;
+}
+
/** @} */
/** @cond SKIP */
diff --git a/package/libs/libnl-tiny/src/include/netlink-types.h b/package/libs/libnl-tiny/src/include/netlink-types.h
index 0d005935c3..65f7f6c0b8 100644
--- a/package/libs/libnl-tiny/src/include/netlink-types.h
+++ b/package/libs/libnl-tiny/src/include/netlink-types.h
@@ -69,6 +69,13 @@ struct nl_addr
#define GENL_OP_HAS_DOIT 2
#define GENL_OP_HAS_DUMPIT 4
+struct genl_family_grp {
+ struct genl_family *family; /* private */
+ struct nl_list_head list; /* private */
+ char name[GENL_NAMSIZ];
+ u_int32_t id;
+};
+
struct genl_family_op
{
uint32_t o_id;
diff --git a/package/libs/libnl-tiny/src/include/netlink/genl/ctrl.h b/package/libs/libnl-tiny/src/include/netlink/genl/ctrl.h
index 1ae62f4480..26a0a9967b 100644
--- a/package/libs/libnl-tiny/src/include/netlink/genl/ctrl.h
+++ b/package/libs/libnl-tiny/src/include/netlink/genl/ctrl.h
@@ -29,6 +29,9 @@ extern struct genl_family * genl_ctrl_search_by_name(struct nl_cache *,
const char *);
extern int genl_ctrl_resolve(struct nl_sock *,
const char *);
+extern int genl_ctrl_resolve_grp(struct nl_sock *sk,
+ const char *family,
+ const char *grp);
#ifdef __cplusplus
}
diff --git a/package/libs/libnl-tiny/src/include/netlink/genl/family.h b/package/libs/libnl-tiny/src/include/netlink/genl/family.h
index 0257cbe273..b7cf48fb78 100644
--- a/package/libs/libnl-tiny/src/include/netlink/genl/family.h
+++ b/package/libs/libnl-tiny/src/include/netlink/genl/family.h
@@ -39,6 +39,7 @@ struct genl_family
uint32_t gf_maxattr;
struct nl_list_head gf_ops;
+ struct nl_list_head gf_mc_grps;
};
@@ -47,6 +48,9 @@ extern void genl_family_put(struct genl_family *);
extern int genl_family_add_op(struct genl_family *,
int, int);
+extern int genl_family_add_grp(struct genl_family *,
+ uint32_t , const char *);
+
/**
* @name Attributes
diff --git a/package/libs/libnl-tiny/src/include/netlink/socket.h b/package/libs/libnl-tiny/src/include/netlink/socket.h
index 9f7f4220aa..bcb934c50b 100644
--- a/package/libs/libnl-tiny/src/include/netlink/socket.h
+++ b/package/libs/libnl-tiny/src/include/netlink/socket.h
@@ -166,6 +166,16 @@ static inline void nl_socket_disable_msg_peek(struct nl_sock *sk)
sk->s_flags &= ~NL_MSG_PEEK;
}
+static inline uint32_t nl_socket_get_peer_groups(struct nl_sock *sk)
+{
+ return sk->s_peer.nl_groups;
+}
+
+static inline void nl_socket_set_peer_groups(struct nl_sock *sk, uint32_t groups)
+{
+ sk->s_peer.nl_groups = groups;
+}
+
/**
* @name Callback Handler
* @{
diff --git a/package/libs/libnl-tiny/src/nl.c b/package/libs/libnl-tiny/src/nl.c
index ea7d96898b..2fb866eca9 100644
--- a/package/libs/libnl-tiny/src/nl.c
+++ b/package/libs/libnl-tiny/src/nl.c
@@ -366,7 +366,7 @@ errout:
* Receives a netlink message, allocates a buffer in \c *buf and
* stores the message content. The peer's netlink address is stored
* in \c *nla. The caller is responsible for freeing the buffer allocated
- * in \c *buf if a positive value is returned. Interruped system calls
+ * in \c *buf if a positive value is returned. Interrupted system calls
* are handled by repeating the read. The input buffer size is determined
* by peeking before the actual read is done.
*
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-05 07:54:01 +0000