From: Rakesh <rakesh@pineapple.(none)>
---
mask.c | 82 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 82 insertions(+), 0 deletions(-)
create mode 100755 mask.c
diff --git a/mask.c b/mask.c
new file mode 100755
index 0000000..a184b67
--- /dev/null
+++ b/mask.c
@@ -0,0 +1,82 @@
+#include <net/if.h>
+#include <errno.h>
+#include <string.h>
+#include <ctype.h>
+#include <stdbool.h>
+
+#include <netlink/genl/genl.h>
+#include <netlink/genl/family.h>
+#include <netlink/genl/ctrl.h>
+#include <netlink/msg.h>
+#include <netlink/attr.h>
+
+#include "nl80211.h"
+#include "iw.h"
+
+
+static int handle_mask(struct nl80211_state *state,
+ struct nl_cb *cb,
+ struct nl_msg *msg,
+ int argc, char **argv)
+{
+ __u8 input_legacy_rates[32];
+ struct nlattr *nl_rates, *nl_rate;
+
+ char *eptr;
+ int err = -ENOBUFS;
+ int i,legacy_rate_counter=0;
+
+ enum {
+ NONE,
+ LEGACY,
+ MCS,
+ } parse = NONE;
+ bool have_legacy,have_mcs;
+ for (i = 0; i < argc; i++) {
+ if (strcmp(argv[i], "legacy") == 0) {
+ parse = LEGACY;
+ have_legacy = true;
+ continue;
+ }
+
+ if (strcmp(argv[i], "mcs") == 0) {
+ parse = MCS;
+ have_mcs = true;
+ continue;
+ }
+
+ switch (parse) {
+ case NONE:
+ case LEGACY:
+ input_legacy_rates[legacy_rate_counter] = strtoul(argv[i], &eptr, 10);
+ legacy_rate_counter++;
+ break;
+ case MCS:
+ //NLA_PUT(ssids, i, strlen(argv[i]), argv[i]);
+ break;
+ }
+ }
+ err = 0;
+
+// Nesting of attribute begins
+
+ nl_rates = nla_nest_start(msg, NL80211_ATTR_TX_RATES);
+ if (!nl_rates)
+ goto nla_put_failure;
+ int band = 0;
+ nl_rate = nla_nest_start(msg,band);
+ if (!nl_rate)
+ goto nla_put_failure;
+
+ nla_put(msg, NL80211_TXRATE_LEGACY, legacy_rate_counter, input_legacy_rates);
+
+ nla_nest_end(msg,nl_rate);
+ nla_nest_end(msg,nl_rates);
+
+//Nesting of attribute ends.
+ nla_put_failure:
+ return err;
+}
+COMMAND(set, mask, "[legacy <legacy rate in Mbps multiplied by 2, e.g. 11 for 5.5 Mbps>*]",
+ NL80211_CMD_SET_TX_BITRATE_MASK, 0, CIB_NETDEV, handle_mask,
+ "Sets up the specified rate masks for different bands.");
--
1.6.3.3
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