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lib: Put single nexthop copy into its own function

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Put the code to copy a single nexthop into a function
of its own.

Signed-off-by: Stephen Worley <sworley@cumulusnetworks.com>
This commit is contained in:
Stephen Worley 2019-05-14 15:40:27 -07:00
parent 6c8b51e172
commit e7addf02a1
3 changed files with 21 additions and 13 deletions
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17
lib/nexthop.c
View File

@ -425,6 +425,23 @@ uint32_t nexthop_hash(const struct nexthop *nexthop)
return key;
}
void nexthop_copy(struct nexthop *copy, const struct nexthop *nexthop,
struct nexthop *rparent)
{
copy->vrf_id = nexthop->vrf_id;
copy->ifindex = nexthop->ifindex;
copy->type = nexthop->type;
copy->flags = nexthop->flags;
memcpy(&copy->gate, &nexthop->gate, sizeof(nexthop->gate));
memcpy(&copy->src, &nexthop->src, sizeof(nexthop->src));
memcpy(&copy->rmap_src, &nexthop->rmap_src, sizeof(nexthop->rmap_src));
copy->rparent = rparent;
if (nexthop->nh_label)
nexthop_add_labels(copy, nexthop->nh_label_type,
nexthop->nh_label->num_labels,
&nexthop->nh_label->label[0]);
}
/*
* nexthop printing variants:
* %pNHvv

2
lib/nexthop.h
View File

@ -152,6 +152,8 @@ extern const char *nexthop2str(const struct nexthop *nexthop,
char *str, int size);
extern struct nexthop *nexthop_next(struct nexthop *nexthop);
extern unsigned int nexthop_level(struct nexthop *nexthop);
extern void nexthop_copy(struct nexthop *copy, const struct nexthop *nexthop,
struct nexthop *rparent);
#ifdef __cplusplus
}

15
lib/nexthop_group.c
View File

@ -186,19 +186,8 @@ void copy_nexthops(struct nexthop **tnh, const struct nexthop *nh,
for (nh1 = nh; nh1; nh1 = nh1->next) {
nexthop = nexthop_new();
nexthop->vrf_id = nh1->vrf_id;
nexthop->ifindex = nh1->ifindex;
nexthop->type = nh1->type;
nexthop->flags = nh1->flags;
memcpy(&nexthop->gate, &nh1->gate, sizeof(nh1->gate));
memcpy(&nexthop->src, &nh1->src, sizeof(nh1->src));
memcpy(&nexthop->rmap_src, &nh1->rmap_src,
sizeof(nh1->rmap_src));
nexthop->rparent = rparent;
if (nh1->nh_label)
nexthop_add_labels(nexthop, nh1->nh_label_type,
nh1->nh_label->num_labels,
&nh1->nh_label->label[0]);
nexthop_copy(nexthop, nh1, rparent);
nexthop_add(tnh, nexthop);
if (CHECK_FLAG(nh1->flags, NEXTHOP_FLAG_RECURSIVE))