This patch adds option to configure basic rates during mesh join. basic-rates
has to be passed along with "freq" attribute. For instance:
iw $MESH_IFACE mesh join mymeshid freq 2437 basic-rates 5.5,11
Signed-off-by: Ashok Nagarajan <ashok@xxxxxxxxxxx>
---
mesh.c | 42 ++++++++++++++++++++++++++++++++++++------
1 files changed, 36 insertions(+), 6 deletions(-)
diff --git a/mesh.c b/mesh.c
index ec202c9..f7c4c35 100644
--- a/mesh.c
+++ b/mesh.c
@@ -431,8 +431,9 @@ static int join_mesh(struct nl80211_state *state, struct nl_cb *cb,
{
struct nlattr *container;
float rate;
- int bintval, dtim_period, i;
- char *end;
+ unsigned char rates[NL80211_MAX_SUPP_RATES];
+ int bintval, dtim_period, i, n_rates = 0;
+ char *end, *value = NULL, *sptr = NULL;
static const struct {
const char *name;
unsigned int val;
@@ -482,6 +483,34 @@ static int join_mesh(struct nl80211_state *state, struct nl_cb *cb,
}
+ /* basic rates */
+ if (argc > 1 && strcmp(argv[0], "basic-rates") == 0) {
+ argv++;
+ argc--;
+
+ value = strtok_r(argv[0], ",", &sptr);
+
+ while (value && n_rates < NL80211_MAX_SUPP_RATES) {
+ rate = strtod(value, &end);
+ rates[n_rates] = rate * 2;
+
+ /* filter out suspicious values */
+ if (*end != '\0' || !rates[n_rates] ||
+ rate*2 != rates[n_rates])
+ return 1;
+
+ n_rates++;
+ value = strtok_r(NULL, ",", &sptr);
+ }
+
+ NLA_PUT(msg, NL80211_ATTR_BSS_BASIC_RATES, n_rates, rates);
+
+ argv++;
+ argc--;
+ }
+
+ /* multicast rate */
+
if (argc > 1 && strcmp(argv[0], "mcast-rate") == 0) {
argv++;
argc--;
@@ -547,13 +576,14 @@ static int join_mesh(struct nl80211_state *state, struct nl_cb *cb,
nla_put_failure:
return -ENOBUFS;
}
-COMMAND(mesh, join, "<mesh ID> [freq in MHz] [HT20|HT40+|HT40-|NOHT]"
- " [mcast-rate <rate in Mbps>]"
+COMMAND(mesh, join, "<mesh ID> [freq in MHz [HT20|HT40+|HT40-|NOHT]"
+ " [basic-rates <rate in Mbps,rate2,...>]], [mcast-rate <rate in Mbps>]"
" [beacon-interval <time in TUs>] [dtim-period <value>]"
" [vendor_sync on|off] [<param>=<value>]*",
NL80211_CMD_JOIN_MESH, 0, CIB_NETDEV, join_mesh,
- "Join a mesh with the given mesh ID with freq, mcast-rate, "
- "and mesh parameters.");
+ "Join a mesh with the given mesh ID with frequency, basic-rates,\n"
+ "mcast-rate and mesh parameters. basic-rates are be applied only if\n"
+ "frequency is provided.");
static int leave_mesh(struct nl80211_state *state, struct nl_cb *cb,
struct nl_msg *msg, int argc, char **argv,
--
1.7.5.4
--
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