wifi settings

settings.cpp

@@ -26,9 +26,21 @@ void Settings::add_line(char const* section, char const* key, char const* val)
     Serial.print(val);
     Serial.println("\"");
 
+    if(string_starts_by(section, "wifi"))
+    {
+        char const* network_name = "0";
+        if(section[4] == ':')
+            network_name = section + 5;
+
+        wifi.add_info(network_name, key, val);
+    }
+    else
+    {
+        delete[] key;
+        delete[] val;
+    }
+
     delete[] section;
-    delete[] key;
-    delete[] val;
 }
 
 Settings const* Settings::load(char const* settings_filename)

settings.h

@@ -18,7 +18,7 @@ class Settings
     public:
         static Settings const* load(char const* settings_filename);
 
-    protected:
+        WifiSettings    wifi;
 };
 
 #endif //SETTINGS_H

wifi_settings.cpp

@@ -0,0 +1,75 @@
+#include "wifi_settings.h"
+#include "string_helper.h"
+
+WifiSettings::Network::Network(char const* name, Network* next):
+    m_name(name),
+    m_ssid(nullptr),
+    m_pass(nullptr),
+    m_next(next)
+{
+}
+
+WifiSettings::Network::~Network()
+{
+    if(m_next != nullptr)
+        delete m_next;
+}
+
+WifiSettings::WifiSettings():
+    m_first_network(nullptr)
+{
+}
+
+WifiSettings::~WifiSettings()
+{
+    if(m_first_network != nullptr)
+        delete m_first_network;
+}
+
+void WifiSettings::add_info(char const* network_name, char const* key, char const* val)
+{
+    Network* net = find_network(network_name);
+    if(net == nullptr)
+    {
+        net = new Network(string_copy(network_name), m_first_network);
+        m_first_network = net;
+    }
+
+    if(string_equals(key, "ssid"))
+    {
+        if(net->m_ssid != nullptr)
+            delete[] net->m_ssid;
+
+        net->m_ssid = val;
+    }
+    else if(string_equals(key, "password"))
+    {
+        if(net->m_pass != nullptr)
+            delete[] net->m_pass;
+
+        net->m_pass = val;
+    }
+    else
+        delete[] val;
+
+    delete[] key;
+}
+
+WifiSettings::Network const* WifiSettings::networks_cbegin() const
+{
+    return m_first_network;
+}
+
+WifiSettings::Network const* WifiSettings::networks_cend() const
+{
+    return nullptr;
+}
+
+WifiSettings::Network* WifiSettings::find_network(char const* network_name)
+{
+    for(Network* net = m_first_network; net != nullptr; net = net->m_next)
+        if(string_equals(net->m_name, network_name))
+            return net;
+
+    return nullptr;
+}

wifi_settings.h

@@ -4,7 +4,47 @@
 class WifiSettings
 {
     public:
-    //TODO
+        class Network
+        {
+            friend class WifiSettings;
+
+            protected:
+                Network(char const* name, Network* next);
+
+            public:
+                ~Network();
+
+                inline bool has_all_infos() const
+                {
+                    return m_ssid != nullptr && m_pass != nullptr;
+                }
+
+                inline char const* ssid() const {return m_ssid;}
+                inline char const* pass() const {return m_pass;}
+
+                inline Network const* next() const {return m_next;}
+
+            private:
+                char const*const m_name;
+                char const* m_ssid;
+                char const* m_pass;
+
+                Network *const m_next;
+        };
+
+        WifiSettings();
+        ~WifiSettings();
+
+        void add_info(char const* network_name, char const* key, char const* val);
+
+        Network const* networks_cbegin() const;
+        Network const* networks_cend() const;
+
+    protected:
+        Network* find_network(char const* network_name);
+
+    protected:
+        Network* m_first_network;
 };
 
 #endif //WIFI_SETTINGS_H