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zebra: Remove unused functionality

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The nl_rta_putXXX functions are never used.  Let's just remove them.

Signed-off-by: Donald Sharp <sharpd@nvidia.com>
This commit is contained in:
Donald Sharp 2023-07-20 12:29:09 -04:00
parent cc66dff0a3
commit ada7353089
2 changed files with 0 additions and 81 deletions
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52
zebra/kernel_netlink.c
View File

@ -741,58 +741,6 @@ void nl_attr_rtnh_end(struct nlmsghdr *n, struct rtnexthop *rtnh)
rtnh->rtnh_len = (uint8_t *)NLMSG_TAIL(n) - (uint8_t *)rtnh;
}
bool nl_rta_put(struct rtattr *rta, unsigned int maxlen, int type,
const void *data, int alen)
{
struct rtattr *subrta;
int len = RTA_LENGTH(alen);
if (RTA_ALIGN(rta->rta_len) + RTA_ALIGN(len) > maxlen) {
zlog_err("ERROR max allowed bound %d exceeded for rtattr",
maxlen);
return false;
}
subrta = (struct rtattr *)(((char *)rta) + RTA_ALIGN(rta->rta_len));
subrta->rta_type = type;
subrta->rta_len = len;
if (alen)
memcpy(RTA_DATA(subrta), data, alen);
rta->rta_len = NLMSG_ALIGN(rta->rta_len) + RTA_ALIGN(len);
return true;
}
bool nl_rta_put16(struct rtattr *rta, unsigned int maxlen, int type,
uint16_t data)
{
return nl_rta_put(rta, maxlen, type, &data, sizeof(uint16_t));
}
bool nl_rta_put64(struct rtattr *rta, unsigned int maxlen, int type,
uint64_t data)
{
return nl_rta_put(rta, maxlen, type, &data, sizeof(uint64_t));
}
struct rtattr *nl_rta_nest(struct rtattr *rta, unsigned int maxlen, int type)
{
struct rtattr *nest = RTA_TAIL(rta);
if (nl_rta_put(rta, maxlen, type, NULL, 0))
return NULL;
nest->rta_type |= NLA_F_NESTED;
return nest;
}
int nl_rta_nest_end(struct rtattr *rta, struct rtattr *nest)
{
nest->rta_len = (uint8_t *)RTA_TAIL(rta) - (uint8_t *)nest;
return rta->rta_len;
}
const char *nl_msg_type_to_str(uint16_t msg_type)
{
return lookup_msg(nlmsg_str, msg_type, "");

29
zebra/kernel_netlink.h
View File

@ -85,35 +85,6 @@ extern void netlink_parse_rtattr_nested(struct rtattr **tb, int max,
*/
extern bool nl_addraw_l(struct nlmsghdr *n, unsigned int maxlen,
const void *data, unsigned int len);
/*
* nl_rta_put - add an additional optional attribute(rtattr) to the
* Netlink message buffer.
*
* Returns true if the attribute could be added to the message (fits into the
* buffer), otherwise false is returned.
*/
extern bool nl_rta_put(struct rtattr *rta, unsigned int maxlen, int type,
const void *data, int alen);
extern bool nl_rta_put16(struct rtattr *rta, unsigned int maxlen, int type,
uint16_t data);
extern bool nl_rta_put64(struct rtattr *rta, unsigned int maxlen, int type,
uint64_t data);
/*
* nl_rta_nest - start an additional optional attribute (rtattr) nest.
*
* Returns a valid pointer to the beginning of the nest if the attribute
* describing the nest could be added to the message (fits into the buffer),
* otherwise NULL is returned.
*/
extern struct rtattr *nl_rta_nest(struct rtattr *rta, unsigned int maxlen,
int type);
/*
* nl_rta_nest_end - finalize nesting of an aditionl optionl attributes.
*
* Updates the length field of the attribute header to include the appeneded
* attributes. Returns a total length of the Netlink message.
*/
extern int nl_rta_nest_end(struct rtattr *rta, struct rtattr *nest);
extern const char *nl_msg_type_to_str(uint16_t msg_type);
extern const char *nl_rtproto_to_str(uint8_t rtproto);
extern const char *nl_family_to_str(uint8_t family);