sd-rtnl/networkd: use new rtnl_message_read() API and drop helper

[elogind.git] / src / libsystemd / sd-rtnl / rtnl-util.c

diff --git a/src/libsystemd/sd-rtnl/rtnl-util.c b/src/libsystemd/sd-rtnl/rtnl-util.c
index dfc0050def3d70b44b552010c1efb97009cf9a22..c8b20d109e476c7ea589f7d79a30654e3d158101 100644 (file)
--- a/src/libsystemd/sd-rtnl/rtnl-util.c
+++ b/src/libsystemd/sd-rtnl/rtnl-util.c
@@ -19,22 +19,22 @@
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
 ***/
 
-#include <linux/rtnetlink.h>
 #include <netinet/ether.h>
 
 #include "sd-rtnl.h"
 
 #include "rtnl-util.h"
+#include "rtnl-internal.h"
 
 int rtnl_set_link_name(sd_rtnl *rtnl, int ifindex, const char *name) {
-        _cleanup_sd_rtnl_message_unref_ sd_rtnl_message *message = NULL;
+        _cleanup_rtnl_message_unref_ sd_rtnl_message *message = NULL;
         int r;
 
         assert(rtnl);
         assert(ifindex > 0);
         assert(name);
 
-        r = sd_rtnl_message_link_new(RTM_SETLINK, ifindex, &message);
+        r = sd_rtnl_message_new_link(rtnl, &message, RTM_SETLINK, ifindex);
         if (r < 0)
                 return r;
 
@@ -51,7 +51,7 @@ int rtnl_set_link_name(sd_rtnl *rtnl, int ifindex, const char *name) {
 
 int rtnl_set_link_properties(sd_rtnl *rtnl, int ifindex, const char *alias,
                              const struct ether_addr *mac, unsigned mtu) {
-        _cleanup_sd_rtnl_message_unref_ sd_rtnl_message *message = NULL;
+        _cleanup_rtnl_message_unref_ sd_rtnl_message *message = NULL;
         bool need_update = false;
         int r;
 
@@ -61,7 +61,7 @@ int rtnl_set_link_properties(sd_rtnl *rtnl, int ifindex, const char *alias,
         if (!alias && !mac && mtu == 0)
                 return 0;
 
-        r = sd_rtnl_message_link_new(RTM_SETLINK, ifindex, &message);
+        r = sd_rtnl_message_new_link(rtnl, &message, RTM_SETLINK, ifindex);
         if (r < 0)
                 return r;
 
@@ -98,3 +98,58 @@ int rtnl_set_link_properties(sd_rtnl *rtnl, int ifindex, const char *alias,
 
         return 0;
 }
+
+int rtnl_message_new_synthetic_error(int error, uint32_t serial, sd_rtnl_message **ret) {
+        struct nlmsgerr *err;
+        int r;
+
+        assert(error <= 0);
+
+        r = message_new(NULL, ret, NLMSG_SPACE(sizeof(struct nlmsgerr)));
+        if (r < 0)
+                return r;
+
+        (*ret)->hdr->nlmsg_len = NLMSG_LENGTH(sizeof(struct nlmsgerr));
+        (*ret)->hdr->nlmsg_type = NLMSG_ERROR;
+        (*ret)->hdr->nlmsg_seq = serial;
+
+        err = NLMSG_DATA((*ret)->hdr);
+
+        err->error = error;
+
+        return 0;
+}
+
+bool rtnl_message_type_is_route(uint16_t type) {
+        switch (type) {
+                case RTM_NEWROUTE:
+                case RTM_GETROUTE:
+                case RTM_DELROUTE:
+                        return true;
+                default:
+                        return false;
+        }
+}
+
+bool rtnl_message_type_is_link(uint16_t type) {
+        switch (type) {
+                case RTM_NEWLINK:
+                case RTM_SETLINK:
+                case RTM_GETLINK:
+                case RTM_DELLINK:
+                        return true;
+                default:
+                        return false;
+        }
+}
+
+bool rtnl_message_type_is_addr(uint16_t type) {
+        switch (type) {
+                case RTM_NEWADDR:
+                case RTM_GETADDR:
+                case RTM_DELADDR:
+                        return true;
+                default:
+                        return false;
+        }
+}