From 859dcf0d59a17d5cb716fddaf11d6759b806e319 Mon Sep 17 00:00:00 2001
From: Andrew Zaborowski <andrew.zaborowski@intel.com>
Date: Tue, 4 Oct 2016 05:47:49 +0200
Subject: [PATCH] scan: Implement scan_freq_set_foreach

---
 src/scan.c | 21 +++++++++++++++++++++
 src/scan.h |  3 +++
 2 files changed, 24 insertions(+)

diff --git a/src/scan.c b/src/scan.c
index 44ea8d27..59dc38af 100644
--- a/src/scan.c
+++ b/src/scan.c
@@ -1189,6 +1189,27 @@ uint32_t scan_freq_set_get_bands(struct scan_freq_set *freqs)
 	return bands;
 }
 
+void scan_freq_set_foreach(struct scan_freq_set *freqs,
+				scan_freq_set_func_t func, void *user_data)
+{
+	uint8_t channel;
+	uint32_t freq;
+
+	for (channel = 1; channel <= 14; channel++)
+		if (freqs->channels_2ghz & (1 << (channel - 1))) {
+			freq = scan_channel_to_freq(channel, SCAN_BAND_2_4_GHZ);
+
+			func(freq, user_data);
+		}
+
+	for (channel = 1; channel <= 200; channel++)
+		if (l_uintset_contains(freqs->channels_5ghz, channel)) {
+			freq = scan_channel_to_freq(channel, SCAN_BAND_5_GHZ);
+
+			func(freq, user_data);
+		}
+}
+
 bool scan_init(struct l_genl_family *in)
 {
 	nl80211 = in;
diff --git a/src/scan.h b/src/scan.h
index 65c7e386..5f5e6429 100644
--- a/src/scan.h
+++ b/src/scan.h
@@ -37,6 +37,7 @@ typedef bool (*scan_notify_func_t)(uint32_t wiphy, uint32_t ifindex,
 					struct l_queue *bss_list,
 					void *userdata);
 typedef void (*scan_destroy_func_t)(void *userdata);
+typedef void (*scan_freq_set_func_t)(uint32_t freq, void *userdata);
 
 struct scan_freq_set;
 struct ie_rsn_info;
@@ -93,6 +94,8 @@ void scan_freq_set_free(struct scan_freq_set *freqs);
 bool scan_freq_set_add(struct scan_freq_set *freqs, uint32_t freq);
 bool scan_freq_set_contains(struct scan_freq_set *freqs, uint32_t freq);
 uint32_t scan_freq_set_get_bands(struct scan_freq_set *freqs);
+void scan_freq_set_foreach(struct scan_freq_set *freqs,
+				scan_freq_set_func_t func, void *user_data);
 
 bool scan_ifindex_add(uint32_t ifindex);
 bool scan_ifindex_remove(uint32_t ifindex);