Cumulative patch from commit fa56315cfc9ebaff2b210ed99d43dda9b16bdf56

fa56315 eap_proxy: Add context data pointer to the get_imsi call
07041c6 eap_proxy: Confirm eap_proxy initialization before reading SIM info
47d986e P2P: Check Action frame payload match before accepted TX status
d259249 Fix ENABLE_NETWORK not to reconnect in disconnected state
677cf19 hostapd: Select any supported channel if ACS fails
20f9cb1 hostapd: Allow ACS to deal with partial survey data
3645fd5 hostapd: Propagate ACS errors to iface setup
0e1d0b3 hostapd: Don't get stuck after failed ACS
af8a827 Make frequency range list routines more general
941dae0 P2P: Add more user friendly debug print of channel lists

Change-Id: I942dbbc0cb92f4e09626ec6ea17f6ea583c17f1a
Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
diff --git a/src/p2p/p2p_utils.c b/src/p2p/p2p_utils.c
index a4c48f6..8c2d2de 100644
--- a/src/p2p/p2p_utils.c
+++ b/src/p2p/p2p_utils.c
@@ -310,3 +310,36 @@
 
 	return 0;
 }
+
+
+void p2p_channels_dump(struct p2p_data *p2p, const char *title,
+		       const struct p2p_channels *chan)
+{
+	char buf[500], *pos, *end;
+	size_t i, j;
+	int ret;
+
+	pos = buf;
+	end = pos + sizeof(buf);
+
+	for (i = 0; i < chan->reg_classes; i++) {
+		const struct p2p_reg_class *c;
+		c = &chan->reg_class[i];
+		ret = os_snprintf(pos, end - pos, " %u:", c->reg_class);
+		if (ret < 0 || ret >= end - pos)
+			break;
+		pos += ret;
+
+		for (j = 0; j < c->channels; j++) {
+			ret = os_snprintf(pos, end - pos, "%s%u",
+					  j == 0 ? "" : ",",
+					  c->channel[j]);
+			if (ret < 0 || ret >= end - pos)
+				break;
+			pos += ret;
+		}
+	}
+	*pos = '\0';
+
+	p2p_dbg(p2p, "%s:%s", title, buf);
+}