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network: convert router lifetime from usec_t to uint16_t

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This commit is contained in:
Yu Watanabe 2020-11-09 16:49:33 +09:00
parent dd1b187075
commit 2075e596cf
1 changed files with 12 additions and 7 deletions
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19
src/network/networkd-radv.c
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@ -641,6 +641,7 @@ static bool link_radv_enabled(Link *link) {
}
int radv_configure(Link *link) {
uint16_t router_lifetime;
RoutePrefix *q;
Prefix *p;
int r;
@ -675,16 +676,20 @@ int radv_configure(Link *link) {
if (r < 0)
return r;
/* a value of 0xffffffff represents infinity, 0x0 means this host is
not a router */
r = sd_radv_set_router_lifetime(link->radv,
DIV_ROUND_UP(link->network->router_lifetime_usec, USEC_PER_SEC));
/* a value of UINT16_MAX represents infinity, 0x0 means this host is not a router */
if (link->network->router_lifetime_usec == USEC_INFINITY)
router_lifetime = UINT16_MAX;
else if (link->network->router_lifetime_usec > (UINT16_MAX - 1) * USEC_PER_SEC)
router_lifetime = UINT16_MAX - 1;
else
router_lifetime = DIV_ROUND_UP(link->network->router_lifetime_usec, USEC_PER_SEC);
r = sd_radv_set_router_lifetime(link->radv, router_lifetime);
if (r < 0)
return r;
if (link->network->router_lifetime_usec > 0) {
r = sd_radv_set_preference(link->radv,
link->network->router_preference);
if (router_lifetime > 0) {
r = sd_radv_set_preference(link->radv, link->network->router_preference);
if (r < 0)
return r;
}