WiFi Channel Settings.

src/RegDb.hpp

@@ -0,0 +1,67 @@
+#pragma once
+
+#include <stdint.h>
+
+namespace pipedal {
+
+// sync with <linux/nl80211.h
+enum class RegRuleFlags {
+	NO_OFDM		= 1<<0,  
+	NO_CCK		= 1<<1,
+	NO_INDOOR		= 1<<2,
+	NO_OUTDOOR		= 1<<3,
+	DFS			= 1<<4,
+	PTP_ONLY		= 1<<5,
+	PTMP_ONLY		= 1<<6,
+	NO_IR		= 1<<7,
+	__NO_IBSS		= 1<<8,
+	AUTO_BW		= 1<<11,
+	IR_CONCURRENT	= 1<<12,
+	NO_HT40MINUS	= 1<<13,
+	NO_HT40PLUS		= 1<<14,
+	NO_80MHZ		= 1<<15,
+	NO_160MHZ		= 1<<16,
+	NO_HE		= 1<<17,
+};
+
+enum class DfsRegion {
+    Unset = 0,
+    Fcc = 1,
+    Etsi = 2,
+    Japan = 3
+};
+
+struct FrequencyRule {
+    uint32_t maximumAntennaGain; // in mBiu (100*dBi)
+    uint32_t maximumEirp; // in mBm (100*dBm)
+    RegRuleFlags flags;
+
+    bool hasFlag(RegRuleFlags flag) const { return (((int)flag) & (int)this->flags) != 0; }
+};
+
+class RegDb;
+
+class CrdbRules {
+    friend class RegDb;
+    RegDb *regDb = nullptr;
+    uint32_t countryOffset;
+    DfsRegion dfsRegion;
+    CrdbRules(RegDb *regDb,uint32_t countryOffset, DfsRegion dfsRegion );
+public:
+    virtual DfsRegion GetDfsRegion() const;
+    virtual bool GetFrequencyRule(uint32_t frequencyMHz,FrequencyRule*pResult);
+};
+
+class RegDb {
+private:
+    friend class CrdbRules;
+    uint8_t*pData;
+    
+public:
+    RegDb();
+    ~RegDb();
+    CrdbRules *GetCrdbRules(const char*countryCodeIso6333);
+    bool isValid() const { return pData != nullptr; }
+};
+
+}