Started to implement nl80211 drivers.

FossilOrigin-Name: ded26a30b56d78a3577112720894b9ffb4d5df550d0116039e726d67a0cd49d9

src/wtp/wtpdrv.c

@@ -1,9 +1,180 @@
 #include "wtpdrv.h"
 
 
+wpa_printf()
+{
+}
+
+wpa_hexdump()
+{
+}
+
+
+
+
+#include "netlink/netlink.h"
+#include "netlink/genl/genl.h"
+#include "netlink/genl/ctrl.h"
+#include <netlink/msg.h>
+#include <net/if.h>
+
+#include "nl80211.h"
+
+
+static int family_id;
+
+static int nlCallback(struct nl_msg *msg, void *arg)
+{
+
+	printf("Enter callback\n");
+
+
+	struct nlmsghdr *ret_hdr = nlmsg_hdr(msg);
+	struct nlattr * tb_msg[NL80211_ATTR_MAX + 1];
+
+//	printf("AMAX = %d\n",NL80211_ATTR_MAX);
+//	printf("WIPI = %d\n",NL80211_ATTR_WIPHY_NAME);
+
+	int ii;
+	for (ii=0; ii<NL80211_ATTR_MAX; ii++){
+		tb_msg[ii]=0;
+	}
+	if (!tb_msg[NL80211_ATTR_WIPHY_NAME]) {
+//		printf("still no mame\n");
+	}
+	else{
+//		printf("a name her????\n");
+	}
+
+
+
+	if (ret_hdr->nlmsg_type != family_id) {
+		printf("Wrong family\n");
+		// what is this??
+		return NL_STOP;
+	}
+
+	struct genlmsghdr *gnlh =
+	    (struct genlmsghdr *) nlmsg_data(ret_hdr);
+
+	int cmd = gnlh->cmd;
+
+	printf ("CMD: %d\n",cmd);
+
+	struct nlattr * head = genlmsg_attrdata(gnlh, 0);
+	int alen = genlmsg_attrlen(gnlh, 0);
+	int rem;
+
+	struct nlattr *nla;
+	nla_for_each_attr(nla,head,alen,rem){
+
+		printf("ATR Type: %d\n",nla->nla_type);
+
+
+	}
+
+	
+/*
+	nla_parse(tb_msg, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
+		  genlmsg_attrlen(gnlh, 0), NULL);
+
+
+	if (tb_msg[NL80211_ATTR_WIPHY_NAME]) {
+//		int type = nla_get_u32(tb_msg[NL80211_ATTR_IFTYPE]);
+
+//		printf("Type: %d\n", type);
+		struct nlattr * a = tb_msg[NL80211_ATTR_WIPHY_NAME];
+
+		printf ("ATTR %p\n",a);
+
+
+		char * str = nla_get_string(a);
+
+		printf("Has namei %s\n",str);
+	}
+*/
+	return NL_OK;
+
+}
+
+
+void gr()
+{
+
+	int ret;
+	struct nl_sock *sk = nl_socket_alloc();
+
+	genl_connect(sk);
+	family_id = genl_ctrl_resolve(sk, "nl80211");
+
+	printf("ExpId %d\n", family_id);
+
+	//attach a callback
+	nl_socket_modify_cb(sk, NL_CB_VALID, NL_CB_CUSTOM, nlCallback,
+			    NULL);
+
+	//allocate a message
+	struct nl_msg *msg = nlmsg_alloc();
+
+
+	printf("Command assigned\n");
+
+	int ifIndex = if_nametoindex("wlan1");
+	int flags = NLM_F_DUMP;
+
+	printf("If idx %d\n", ifIndex);
+
+	/* setup the message */
+	genlmsg_put(msg, 0, NL_AUTO_SEQ, family_id, 0, flags,
+		    NL80211_CMD_GET_WIPHY, 0);
+
+
+	printf("gennlmsg\n");
+
+	//add message attributes
+//	NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, ifIndex);
+
+//	NLA_PUT_FLAG(msg, NL80211_ATTR_SPLIT_WIPHY_DUMP);
+
+	printf("NLAPIT\n");
+	//send the messge (this frees it)
+	ret = nl_send_auto_complete(sk, msg);
+	printf("Send ret %d\n",ret);
+
+	int nlr;
+
+	//block for message to return
+	nlr = nl_recvmsgs_default(sk);
+	printf("NLR = %d\n",nlr);
+
+
+
+	return 0;
+
+      nla_put_failure:
+	nlmsg_free(msg);
+	return 1;
+
+}
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
 int wtpdrv_get_num_radios()
 {
-	return 2;
+	return 4;
 }
 
 
@@ -68,5 +239,3 @@ static int wtpdrv_get_radioinfo(int rid,struct radioinfo * radioinfo)
 }
 
 */
-
-