netifd: add devtype to ubus call

[project/netifd.git] / system-linux.c

diff --git a/system-linux.c b/system-linux.c
index e76885348278929f47aca68bfbb3457e57b9fb3d..654f2acdc00cdbb01552b1ad17630c0baae9a40c 100644 (file)
--- a/system-linux.c
+++ b/system-linux.c
@@ -2395,6 +2395,58 @@ system_if_force_external(const char *ifname)
        return stat(dev_sysfs_path(ifname, "phy80211"), &s) == 0;
 }
 
+static const char *
+system_netdevtype_name(unsigned short dev_type)
+{
+       unsigned int i;
+
+       for (i = 0; i < ARRAY_SIZE(netdev_types); i++) {
+               if (netdev_types[i].id == dev_type)
+                       return netdev_types[i].name;
+       }
+
+       /* the last key is used by default */
+       i = ARRAY_SIZE(netdev_types) - 1;
+
+       return netdev_types[i].name;
+}
+
+static void
+system_add_devtype(struct blob_buf *b, const char *ifname)
+{
+       char buf[100];
+       bool found = false;
+
+       if (!system_get_dev_sysfs("uevent", ifname, buf, sizeof(buf))) {
+               const char *info = "DEVTYPE=";
+               char *context = NULL;
+               const char *line = strtok_r(buf, "\r\n", &context);
+
+               while (line != NULL) {
+                       char *index = strstr(line, info);
+
+                       if (index != NULL) {
+                               blobmsg_add_string(b, "devtype", index + strlen(info));
+                               found = true;
+                               break;
+                       }
+
+                       line = strtok_r(NULL, "\r\n", &context);
+               }
+       }
+
+       if (!found) {
+               unsigned short number = 0;
+               const char *name = NULL;
+
+               if (!system_get_dev_sysfs("type", ifname, buf, sizeof(buf))) {
+                       number = strtoul(buf, NULL, 0);
+                       name = system_netdevtype_name(number);
+                       blobmsg_add_string(b, "devtype", name);
+               }
+       }
+}
+
 int
 system_if_dump_info(struct device *dev, struct blob_buf *b)
 {
@@ -2430,6 +2482,8 @@ system_if_dump_info(struct device *dev, struct blob_buf *b)
                blobmsg_add_u8(b, "autoneg", !!ecmd.autoneg);
        }
 
+       system_add_devtype(b, dev->ifname);
+
        return 0;
 }