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sd-network: add sd_network_linkg_get_domains()
For now this only exposes the domain name (DHCP Option 15), and not the search string (DHCP Option 119), which will be implemented in a follow-up patch.
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@ -206,6 +206,10 @@ _public_ int sd_network_link_get_ntp(int ifindex, char ***ret) {
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return network_get_link_strv("NTP", ifindex, ret);
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}
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_public_ int sd_network_link_get_domains(int ifindex, char ***ret) {
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return network_get_link_strv("DOMAINS", ifindex, ret);
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}
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static inline int MONITOR_TO_FD(sd_network_monitor *m) {
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return (int) (unsigned long) m - 1;
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}
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@ -1763,6 +1763,15 @@ int link_save(Link *link) {
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fputs("\n", f);
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if (link->network->dhcp_domainname &&
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link->dhcp_lease) {
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const char *domainname;
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r = sd_dhcp_lease_get_domainname(link->dhcp_lease, &domainname);
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if (r >= 0)
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fprintf(f, "DOMAINS=%s\n", domainname);
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}
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fprintf(f, "LLMNR=%s\n",
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llmnr_support_to_string(link->network->llmnr));
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}
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@ -104,6 +104,9 @@ int sd_network_link_get_ntp(int ifindex, char ***addr);
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* -ENODATA: networkd is not aware of the link*/
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int sd_network_link_get_llmnr(int ifindex, char **llmnr);
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/* Get the DNS domain names for a given link. */
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int sd_network_link_get_domains(int ifindex, char ***domains);
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/* Monitor object */
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typedef struct sd_network_monitor sd_network_monitor;
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