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sd-dhcp: make time value for DUID-LLT configurable

This commit is contained in:
Yu Watanabe 2018-08-07 13:55:38 +09:00
parent 335f80a612
commit 7e90a499ab
4 changed files with 46 additions and 7 deletions
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24
src/libsystemd-network/sd-dhcp-client.c
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@ -341,13 +341,14 @@ int sd_dhcp_client_set_client_id(
* without further modification. Otherwise, if duid_type is supported, DUID
* is set based on that type. Otherwise, an error is returned.
*/
static int dhcp_client_set_iaid_duid(
static int dhcp_client_set_iaid_duid_internal(
sd_dhcp_client *client,
uint32_t iaid,
bool append_iaid,
uint16_t duid_type,
const void *duid,
size_t duid_len) {
size_t duid_len,
usec_t llt_time) {
DHCP_CLIENT_DONT_DESTROY(client);
int r;
@ -387,7 +388,7 @@ static int dhcp_client_set_iaid_duid(
if (!client->mac_addr || client->mac_addr_len == 0)
return -EOPNOTSUPP;
r = dhcp_identifier_set_duid_llt(&client->client_id.ns.duid, 0, client->mac_addr, client->mac_addr_len, client->arp_type, &len);
r = dhcp_identifier_set_duid_llt(&client->client_id.ns.duid, llt_time, client->mac_addr, client->mac_addr_len, client->arp_type, &len);
if (r < 0)
return r;
break;
@ -431,7 +432,14 @@ int sd_dhcp_client_set_iaid_duid(
uint16_t duid_type,
const void *duid,
size_t duid_len) {
return dhcp_client_set_iaid_duid(client, iaid, true, duid_type, duid, duid_len);
return dhcp_client_set_iaid_duid_internal(client, iaid, true, duid_type, duid, duid_len, 0);
}
int sd_dhcp_client_set_iaid_duid_llt(
sd_dhcp_client *client,
uint32_t iaid,
usec_t llt_time) {
return dhcp_client_set_iaid_duid_internal(client, iaid, true, DUID_TYPE_LLT, NULL, 0, llt_time);
}
int sd_dhcp_client_set_duid(
@ -439,7 +447,13 @@ int sd_dhcp_client_set_duid(
uint16_t duid_type,
const void *duid,
size_t duid_len) {
return dhcp_client_set_iaid_duid(client, 0, false, duid_type, duid, duid_len);
return dhcp_client_set_iaid_duid_internal(client, 0, false, duid_type, duid, duid_len, 0);
}
int sd_dhcp_client_set_duid_llt(
sd_dhcp_client *client,
usec_t llt_time) {
return dhcp_client_set_iaid_duid_internal(client, 0, false, DUID_TYPE_LLT, NULL, 0, llt_time);
}
int sd_dhcp_client_set_hostname(

19
src/libsystemd-network/sd-dhcp6-client.c
View File

@ -182,11 +182,12 @@ static int client_ensure_duid(sd_dhcp6_client *client) {
* without further modification. Otherwise, if duid_type is supported, DUID
* is set based on that type. Otherwise, an error is returned.
*/
int sd_dhcp6_client_set_duid(
static int dhcp6_client_set_duid_internal(
sd_dhcp6_client *client,
uint16_t duid_type,
const void *duid,
size_t duid_len) {
size_t duid_len,
usec_t llt_time) {
int r;
assert_return(client, -EINVAL);
@ -236,6 +237,20 @@ int sd_dhcp6_client_set_duid(
return 0;
}
int sd_dhcp6_client_set_duid(
sd_dhcp6_client *client,
uint16_t duid_type,
const void *duid,
size_t duid_len) {
return dhcp6_client_set_duid_internal(client, duid_type, duid, duid_len, 0);
}
int sd_dhcp6_client_set_duid_llt(
sd_dhcp6_client *client,
usec_t llt_time) {
return dhcp6_client_set_duid_internal(client, DUID_TYPE_LLT, NULL, 0, llt_time);
}
int sd_dhcp6_client_set_iaid(sd_dhcp6_client *client, uint32_t iaid) {
assert_return(client, -EINVAL);
assert_return(IN_SET(client->state, DHCP6_STATE_STOPPED), -EBUSY);

7
src/systemd/sd-dhcp-client.h
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@ -131,11 +131,18 @@ int sd_dhcp_client_set_iaid_duid(
uint16_t duid_type,
const void *duid,
size_t duid_len);
int sd_dhcp_client_set_iaid_duid_llt(
sd_dhcp_client *client,
uint32_t iaid,
uint64_t llt_time);
int sd_dhcp_client_set_duid(
sd_dhcp_client *client,
uint16_t duid_type,
const void *duid,
size_t duid_len);
int sd_dhcp_client_set_duid_llt(
sd_dhcp_client *client,
uint64_t llt_time);
int sd_dhcp_client_get_client_id(
sd_dhcp_client *client,
uint8_t *type,

3
src/systemd/sd-dhcp6-client.h
View File

@ -102,6 +102,9 @@ int sd_dhcp6_client_set_duid(
uint16_t duid_type,
const void *duid,
size_t duid_len);
int sd_dhcp6_client_set_duid_llt(
sd_dhcp6_client *client,
uint64_t llt_time);
int sd_dhcp6_client_set_iaid(
sd_dhcp6_client *client,
uint32_t iaid);