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| author | Patrik Flykt <patrik.flykt@linux.intel.com> | 2018-01-04 15:11:54 +0200 |
|---|---|---|
| committer | Patrik Flykt <patrik.flykt@linux.intel.com> | 2018-01-04 15:22:44 +0200 |
| commit | 652bf042549bb24ccb3d24c32701b614f4720e4f (patch) | |
| tree | 32673635636fdf8198e6ff64c3a1d6885ed182a8 | |
| parent | 819c56f6fa08a95eb53f6ba607225bf4e2306279 (diff) | |
| download | systemd-652bf042549bb24ccb3d24c32701b614f4720e4f.tar.gz | |
dhcp6: Add function to iterate and fetch delegated prefixes
Add a function for fetching the next delegated prefix and another
one to reset the iteration to the first prefix.
| -rw-r--r-- | src/libsystemd-network/dhcp6-lease-internal.h | 1 | ||||
| -rw-r--r-- | src/libsystemd-network/sd-dhcp6-lease.c | 31 | ||||
| -rw-r--r-- | src/systemd/sd-dhcp6-lease.h | 5 |
3 files changed, 37 insertions, 0 deletions
diff --git a/src/libsystemd-network/dhcp6-lease-internal.h b/src/libsystemd-network/dhcp6-lease-internal.h index ba9e9945dc..45e0e82427 100644 --- a/src/libsystemd-network/dhcp6-lease-internal.h +++ b/src/libsystemd-network/dhcp6-lease-internal.h @@ -39,6 +39,7 @@ struct sd_dhcp6_lease { DHCP6IA pd; DHCP6Address *addr_iter; + DHCP6Address *prefix_iter; struct in6_addr *dns; size_t dns_count; diff --git a/src/libsystemd-network/sd-dhcp6-lease.c b/src/libsystemd-network/sd-dhcp6-lease.c index 32815a5386..1f3a782f8c 100644 --- a/src/libsystemd-network/sd-dhcp6-lease.c +++ b/src/libsystemd-network/sd-dhcp6-lease.c @@ -176,6 +176,37 @@ void sd_dhcp6_lease_reset_address_iter(sd_dhcp6_lease *lease) { lease->addr_iter = lease->ia.addresses; } +int sd_dhcp6_lease_get_pd(sd_dhcp6_lease *lease, struct in6_addr *prefix, + uint8_t *prefix_len, + uint32_t *lifetime_preferred, + uint32_t *lifetime_valid) { + assert_return(lease, -EINVAL); + assert_return(prefix, -EINVAL); + assert_return(prefix_len, -EINVAL); + assert_return(lifetime_preferred, -EINVAL); + assert_return(lifetime_valid, -EINVAL); + + if (!lease->prefix_iter) + return -ENOMSG; + + memcpy(prefix, &lease->prefix_iter->iapdprefix.address, + sizeof(struct in6_addr)); + *prefix_len = lease->prefix_iter->iapdprefix.prefixlen; + *lifetime_preferred = + be32toh(lease->prefix_iter->iapdprefix.lifetime_preferred); + *lifetime_valid = + be32toh(lease->prefix_iter->iapdprefix.lifetime_valid); + + lease->prefix_iter = lease->prefix_iter->addresses_next; + + return 0; +} + +void sd_dhcp6_lease_reset_pd_prefix_iter(sd_dhcp6_lease *lease) { + if (lease) + lease->prefix_iter = lease->pd.addresses; +} + int dhcp6_lease_set_dns(sd_dhcp6_lease *lease, uint8_t *optval, size_t optlen) { int r; diff --git a/src/systemd/sd-dhcp6-lease.h b/src/systemd/sd-dhcp6-lease.h index 5807b1836b..22a5f8ce75 100644 --- a/src/systemd/sd-dhcp6-lease.h +++ b/src/systemd/sd-dhcp6-lease.h @@ -36,6 +36,11 @@ int sd_dhcp6_lease_get_address(sd_dhcp6_lease *lease, struct in6_addr *addr, uint32_t *lifetime_preferred, uint32_t *lifetime_valid); +void sd_dhcp6_lease_reset_pd_prefix_iter(sd_dhcp6_lease *lease); +int sd_dhcp6_lease_get_pd(sd_dhcp6_lease *lease, struct in6_addr *prefix, + uint8_t *prefix_len, + uint32_t *lifetime_preferred, + uint32_t *lifetime_valid); int sd_dhcp6_lease_get_dns(sd_dhcp6_lease *lease, struct in6_addr **addrs); int sd_dhcp6_lease_get_domains(sd_dhcp6_lease *lease, char ***domains); |