Rename {dual,triple}_timestamp_get to {dual,triple}_timestamp_now

Those functions take a pointer to a timestamp and return a timestamp pointer,
so the reader would be justified to think that those are just getters. Rename
them to avoid confusion.

src/libsystemd-network/icmp6-util-unix.c

@@ -44,7 +44,7 @@ int icmp6_receive(
         assert_se(read (fd, iov_base, iov_len) == (ssize_t) iov_len);
 
         if (ret_timestamp)
-                triple_timestamp_get(ret_timestamp);
+                triple_timestamp_now(ret_timestamp);
 
         if (ret_sender)
                 *ret_sender = dummy_link_local;

src/libsystemd-network/icmp6-util.c

@@ -214,7 +214,7 @@ int icmp6_receive(
                 if (triple_timestamp_is_set(&t))
                         *ret_timestamp = t;
                 else
-                        triple_timestamp_get(ret_timestamp);
+                        triple_timestamp_now(ret_timestamp);
         }
 
         if (ret_sender)

src/libsystemd-network/sd-dhcp-lease.c

@@ -39,7 +39,7 @@ void dhcp_lease_set_timestamp(sd_dhcp_lease *lease, const triple_timestamp *time
         if (timestamp && triple_timestamp_is_set(timestamp))
                 lease->timestamp = *timestamp;
         else
-                triple_timestamp_get(&lease->timestamp);
+                triple_timestamp_now(&lease->timestamp);
 }
 
 int sd_dhcp_lease_get_timestamp(sd_dhcp_lease *lease, clockid_t clock, uint64_t *ret) {

src/libsystemd-network/sd-dhcp-server.c

@@ -903,7 +903,7 @@ static void request_set_timestamp(DHCPRequest *req, const triple_timestamp *time
         if (timestamp && triple_timestamp_is_set(timestamp))
                 req->timestamp = *timestamp;
         else
-                triple_timestamp_get(&req->timestamp);
+                triple_timestamp_now(&req->timestamp);
 }
 
 static int request_get_lifetime_timestamp(DHCPRequest *req, clockid_t clock, usec_t *ret) {

src/libsystemd-network/sd-dhcp6-lease.c

@@ -20,7 +20,7 @@ static void dhcp6_lease_set_timestamp(sd_dhcp6_lease *lease, const triple_timest
         if (timestamp && triple_timestamp_is_set(timestamp))
                 lease->timestamp = *timestamp;
         else
-                triple_timestamp_get(&lease->timestamp);
+                triple_timestamp_now(&lease->timestamp);
 }
 
 int sd_dhcp6_lease_get_timestamp(sd_dhcp6_lease *lease, clockid_t clock, uint64_t *ret) {

src/libsystemd-network/sd-lldp-rx.c

@@ -229,7 +229,7 @@ static int lldp_rx_receive_datagram(sd_event_source *s, int fd, uint32_t revents
         if (ioctl(fd, SIOCGSTAMPNS, &ts) >= 0)
                 triple_timestamp_from_realtime(&n->timestamp, timespec_load(&ts));
         else
-                triple_timestamp_get(&n->timestamp);
+                triple_timestamp_now(&n->timestamp);
 
         (void) lldp_rx_handle_datagram(lldp_rx, n);
         return 0;