iw: Allow setting RSSI threshold for peering

Signed-off-by: Ashok Nagarajan <ashok@cozybit.com>

diff --git a/mesh.c b/mesh.c
index 4a3c29e42fc18657f14883a6d5a01487978d904c..f678dc0a1b548b2c0ec9c7a8fd1341eafc1e291c 100644 (file)
--- a/mesh.c
+++ b/mesh.c
@@ -17,6 +17,7 @@ SECTION(mesh);
 typedef struct _any_t {
        union {
                uint32_t as_32;
+               int32_t as_s32;
                uint16_t as_16;
                uint8_t as_8;
        } u;
@@ -96,6 +97,19 @@ static uint32_t _parse_u32(const char *str, _any *ret)
        return 0;
 }
 
+static uint32_t _parse_s32(const char *str, _any *ret)
+{
+       char *endptr = NULL;
+       long int v = strtol(str, &endptr, 10);
+       if (*endptr != '\0')
+               return 0xffffffff;
+       if (v > 0xff)
+               return 0xffffffff;
+       ret->u.as_s32 = (int32_t)v;
+       return 0;
+}
+
+
 static void _print_u8(struct nlattr *a)
 {
        printf("%d", nla_get_u8(a));
@@ -131,6 +145,12 @@ static void _print_u32_in_TUs(struct nlattr *a)
        printf("%d TUs", nla_get_u32(a));
 }
 
+static void _print_s32_in_dBm(struct nlattr *a)
+{
+       printf("%d dBm", (int32_t) nla_get_u32(a));
+}
+
+
 /* The current mesh parameters */
 const static struct mesh_param_descr _mesh_param_descrs[] =
 {
@@ -187,6 +207,8 @@ const static struct mesh_param_descr _mesh_param_descrs[] =
        {"mesh_sync_offset_max_neighor",
        NL80211_MESHCONF_SYNC_OFFSET_MAX_NEIGHBOR,
        _my_nla_put_u32, _parse_u32, _print_u32},
+       {"mesh_rssi_threshold", NL80211_MESHCONF_RSSI_THRESHOLD,
+       _my_nla_put_u32, _parse_s32, _print_s32_in_dBm},
 };
 
 static void print_all_mesh_param_descr(void)