diff options
author | Lubomir Rintel <lkundrak@v3.sk> | 2019-11-07 14:14:32 +0100 |
---|---|---|
committer | Lubomir Rintel <lkundrak@v3.sk> | 2019-11-18 13:34:09 +0100 |
commit | edda3d36064dba517c9b312210d56c28f880db4a (patch) | |
tree | bcce678e9ab7287585510db7d76da94d1d3e625b /shared/n-dhcp4 | |
parent | e475ac75673a6e7fe70574932e0800e1ac54b15d (diff) | |
download | NetworkManager-edda3d36064dba517c9b312210d56c28f880db4a.tar.gz |
n-dhcp4/lease: expose the server IP address
This is useful for network booting.
https://github.com/nettools/n-dhcp4/pull/7
Diffstat (limited to 'shared/n-dhcp4')
-rw-r--r-- | shared/n-dhcp4/src/libndhcp4.sym | 1 | ||||
-rw-r--r-- | shared/n-dhcp4/src/n-dhcp4-c-lease.c | 14 | ||||
-rw-r--r-- | shared/n-dhcp4/src/n-dhcp4.h | 1 | ||||
-rw-r--r-- | shared/n-dhcp4/src/test-api.c | 1 |
4 files changed, 17 insertions, 0 deletions
diff --git a/shared/n-dhcp4/src/libndhcp4.sym b/shared/n-dhcp4/src/libndhcp4.sym index b9ba800a3b..0659926bec 100644 --- a/shared/n-dhcp4/src/libndhcp4.sym +++ b/shared/n-dhcp4/src/libndhcp4.sym @@ -34,6 +34,7 @@ global: n_dhcp4_client_lease_ref; n_dhcp4_client_lease_unref; n_dhcp4_client_lease_get_yiaddr; + n_dhcp4_client_lease_get_siaddr; n_dhcp4_client_lease_get_lifetime; n_dhcp4_client_lease_query; n_dhcp4_client_lease_select; diff --git a/shared/n-dhcp4/src/n-dhcp4-c-lease.c b/shared/n-dhcp4/src/n-dhcp4-c-lease.c index 208ad92a6a..c14a9daf0a 100644 --- a/shared/n-dhcp4/src/n-dhcp4-c-lease.c +++ b/shared/n-dhcp4/src/n-dhcp4-c-lease.c @@ -204,6 +204,20 @@ _c_public_ void n_dhcp4_client_lease_get_yiaddr(NDhcp4ClientLease *lease, struct } /** + * n_dhcp4_client_lease_get_siaddr() - get the server IP address + * @lease: the lease to operate on + * @siaddr: return argument for the IP address + * + * Gets the server IP address cotained in the lease. Or INADDR_ANY if the + * lease does not contain an IP address. + */ +_c_public_ void n_dhcp4_client_lease_get_siaddr(NDhcp4ClientLease *lease, struct in_addr *siaddr) { + NDhcp4Header *header = n_dhcp4_incoming_get_header(lease->message); + + siaddr->s_addr = header->siaddr; +} + +/** * n_dhcp4_client_lease_get_lifetime() - get the lifetime * @lease: the lease to operate on * @ns_lifetimep: return argument for the lifetime in nano seconds diff --git a/shared/n-dhcp4/src/n-dhcp4.h b/shared/n-dhcp4/src/n-dhcp4.h index 58a3cb803a..ef75eca7c8 100644 --- a/shared/n-dhcp4/src/n-dhcp4.h +++ b/shared/n-dhcp4/src/n-dhcp4.h @@ -156,6 +156,7 @@ NDhcp4ClientLease *n_dhcp4_client_lease_ref(NDhcp4ClientLease *lease); NDhcp4ClientLease *n_dhcp4_client_lease_unref(NDhcp4ClientLease *lease); void n_dhcp4_client_lease_get_yiaddr(NDhcp4ClientLease *lease, struct in_addr *yiaddr); +void n_dhcp4_client_lease_get_siaddr(NDhcp4ClientLease *lease, struct in_addr *siaddr); void n_dhcp4_client_lease_get_lifetime(NDhcp4ClientLease *lease, uint64_t *ns_lifetimep); int n_dhcp4_client_lease_query(NDhcp4ClientLease *lease, uint8_t option, uint8_t **datap, size_t *n_datap); diff --git a/shared/n-dhcp4/src/test-api.c b/shared/n-dhcp4/src/test-api.c index 9e7b6bcaa7..be2d7b36a0 100644 --- a/shared/n-dhcp4/src/test-api.c +++ b/shared/n-dhcp4/src/test-api.c @@ -104,6 +104,7 @@ static void test_api_functions(void) { (void *)n_dhcp4_client_lease_unrefp, (void *)n_dhcp4_client_lease_unrefv, (void *)n_dhcp4_client_lease_get_yiaddr, + (void *)n_dhcp4_client_lease_get_siaddr, (void *)n_dhcp4_client_lease_get_lifetime, (void *)n_dhcp4_client_lease_query, (void *)n_dhcp4_client_lease_select, |