iw: mesh: add new cmd to dump all the supported mesh config params at once

The function print_mesh_param_handler() already supports printing all the
mesh config params when not passing one specific parameter, so add a new
"mesh_param dump" command to help the user see all the parameters at once.

$ iw dev mesh0 mesh_param dump
mesh_retry_timeout = 100 milliseconds
mesh_confirm_timeout = 100 milliseconds
mesh_holding_timeout = 100 milliseconds
mesh_max_peer_links = 99
mesh_max_retries = 3
mesh_ttl = 31
mesh_element_ttl = 31
mesh_auto_open_plinks = 0
mesh_hwmp_max_preq_retries = 4
mesh_path_refresh_time = 1000 milliseconds
mesh_min_discovery_timeout = 100 milliseconds
mesh_hwmp_active_path_timeout = 5000 TUs
mesh_hwmp_preq_min_interval = 10 TUs
mesh_hwmp_net_diameter_traversal_time = 50 TUs
mesh_hwmp_rootmode = 0
mesh_hwmp_rann_interval = 5000 TUs
mesh_gate_announcements = 0
mesh_fwding = 1
mesh_sync_offset_max_neighor = 50
mesh_rssi_threshold = 0 dBm
mesh_hwmp_active_path_to_root_timeout = 6000 TUs
mesh_hwmp_root_interval = 5000 TUs
mesh_hwmp_confirmation_interval = 2000 TUs
mesh_power_mode = active
mesh_awake_window = 10 TUs
mesh_plink_timeout = 0 seconds
mesh_connected_to_gate = 0

Signed-off-by: Gokul Sivakumar <gokulkumar792@gmail.com>
Link: https://lore.kernel.org/r/20210805153807.645106-2-gokulkumar792@gmail.com
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

diff --git a/mesh.c b/mesh.c
index 37973355a64e549930dce8a1b64290384a3a63d9..943edf5ae364b7568c5a42b00b715d6e21e18705 100644 (file)
--- a/mesh.c
+++ b/mesh.c
@@ -11,6 +11,7 @@
 #include "iw.h"
 
 SECTION(mesh);
+SECTION(mesh_param);
 
 
 typedef struct _any_t {
@@ -447,6 +448,19 @@ COMMAND(get, mesh_param, "[<param>]",
        NL80211_CMD_GET_MESH_PARAMS, 0, CIB_NETDEV, get_interface_meshparam,
        "Retrieve mesh parameter (run command without any to see available ones).");
 
+static int dump_interface_meshparam(struct nl80211_state *state,
+                                   struct nl_msg *msg,
+                                   int argc, char **argv,
+                                   enum id_input id)
+{
+       register_handler(print_mesh_param_handler, NULL);
+       return 0;
+}
+
+COMMAND(mesh_param, dump, "",
+       NL80211_CMD_GET_MESH_PARAMS, 0, CIB_NETDEV, dump_interface_meshparam,
+       "List all supported mesh parameters");
+
 static int join_mesh(struct nl80211_state *state,
                     struct nl_msg *msg, int argc, char **argv,
                     enum id_input id)