diff options
Diffstat (limited to 'libraries/WiFi/utility/wifi_drv.h')
| -rw-r--r-- | libraries/WiFi/utility/wifi_drv.h | 219 |
1 files changed, 219 insertions, 0 deletions
diff --git a/libraries/WiFi/utility/wifi_drv.h b/libraries/WiFi/utility/wifi_drv.h new file mode 100644 index 0000000..c4f04db --- /dev/null +++ b/libraries/WiFi/utility/wifi_drv.h @@ -0,0 +1,219 @@ +#ifndef WiFi_Drv_h
+#define WiFi_Drv_h
+
+#include <inttypes.h>
+#include "wifi_spi.h"
+#include "IPAddress.h"
+
+// Key index length
+#define KEY_IDX_LEN 1
+// 5 secs of delay to have the connection established
+#define WL_DELAY_START_CONNECTION 5000
+// firmware version string length
+#define WL_FW_VER_LENGTH 6
+
+class WiFiDrv
+{
+private:
+ // settings of requested network
+ static char _networkSsid[WL_NETWORKS_LIST_MAXNUM][WL_SSID_MAX_LENGTH];
+ static int32_t _networkRssi[WL_NETWORKS_LIST_MAXNUM];
+ static uint8_t _networkEncr[WL_NETWORKS_LIST_MAXNUM];
+
+ // firmware version string in the format a.b.c
+ static char fwVersion[WL_FW_VER_LENGTH];
+
+ // settings of current selected network
+ static char _ssid[WL_SSID_MAX_LENGTH];
+ static uint8_t _bssid[WL_MAC_ADDR_LENGTH];
+ static uint8_t _mac[WL_MAC_ADDR_LENGTH];
+ static uint8_t _localIp[WL_IPV4_LENGTH];
+ static uint8_t _subnetMask[WL_IPV4_LENGTH];
+ static uint8_t _gatewayIp[WL_IPV4_LENGTH];
+
+ /*
+ * Get network Data information
+ */
+ static void getNetworkData(uint8_t *ip, uint8_t *mask, uint8_t *gwip);
+
+ static uint8_t reqHostByName(const char* aHostname);
+
+ static int getHostByName(IPAddress& aResult);
+
+public:
+
+ /*
+ * Driver initialization
+ */
+ static void wifiDriverInit();
+
+ /*
+ * Set the desired network which the connection manager should try to
+ * connect to.
+ *
+ * The ssid of the desired network should be specified.
+ *
+ * param ssid: The ssid of the desired network.
+ * param ssid_len: Lenght of ssid string.
+ * return: WL_SUCCESS or WL_FAILURE
+ */
+ static int8_t wifiSetNetwork(char* ssid, uint8_t ssid_len);
+
+ /* Start Wifi connection with passphrase
+ * the most secure supported mode will be automatically selected
+ *
+ * param ssid: Pointer to the SSID string.
+ * param ssid_len: Lenght of ssid string.
+ * param passphrase: Passphrase. Valid characters in a passphrase
+ * must be between ASCII 32-126 (decimal).
+ * param len: Lenght of passphrase string.
+ * return: WL_SUCCESS or WL_FAILURE
+ */
+ static int8_t wifiSetPassphrase(char* ssid, uint8_t ssid_len, const char *passphrase, const uint8_t len);
+
+ /* Start Wifi connection with WEP encryption.
+ * Configure a key into the device. The key type (WEP-40, WEP-104)
+ * is determined by the size of the key (5 bytes for WEP-40, 13 bytes for WEP-104).
+ *
+ * param ssid: Pointer to the SSID string.
+ * param ssid_len: Lenght of ssid string.
+ * param key_idx: The key index to set. Valid values are 0-3.
+ * param key: Key input buffer.
+ * param len: Lenght of key string.
+ * return: WL_SUCCESS or WL_FAILURE
+ */
+ static int8_t wifiSetKey(char* ssid, uint8_t ssid_len, uint8_t key_idx, const void *key, const uint8_t len);
+
+ /*
+ * Disconnect from the network
+ *
+ * return: WL_SUCCESS or WL_FAILURE
+ */
+ static int8_t disconnect();
+
+ /*
+ * Disconnect from the network
+ *
+ * return: one value of wl_status_t enum
+ */
+ static uint8_t getConnectionStatus();
+
+ /*
+ * Get the interface MAC address.
+ *
+ * return: pointer to uint8_t array with length WL_MAC_ADDR_LENGTH
+ */
+ static uint8_t* getMacAddress();
+
+ /*
+ * Get the interface IP address.
+ *
+ * return: copy the ip address value in IPAddress object
+ */
+ static void getIpAddress(IPAddress& ip);
+
+ /*
+ * Get the interface subnet mask address.
+ *
+ * return: copy the subnet mask address value in IPAddress object
+ */
+ static void getSubnetMask(IPAddress& mask);
+
+ /*
+ * Get the gateway ip address.
+ *
+ * return: copy the gateway ip address value in IPAddress object
+ */
+ static void getGatewayIP(IPAddress& ip);
+
+ /*
+ * Return the current SSID associated with the network
+ *
+ * return: ssid string
+ */
+ static char* getCurrentSSID();
+
+ /*
+ * Return the current BSSID associated with the network.
+ * It is the MAC address of the Access Point
+ *
+ * return: pointer to uint8_t array with length WL_MAC_ADDR_LENGTH
+ */
+ static uint8_t* getCurrentBSSID();
+
+ /*
+ * Return the current RSSI /Received Signal Strength in dBm)
+ * associated with the network
+ *
+ * return: signed value
+ */
+ static int32_t getCurrentRSSI();
+
+ /*
+ * Return the Encryption Type associated with the network
+ *
+ * return: one value of wl_enc_type enum
+ */
+ static uint8_t getCurrentEncryptionType();
+
+ /*
+ * Start scan WiFi networks available
+ *
+ * return: Number of discovered networks
+ */
+ static int8_t startScanNetworks();
+
+ /*
+ * Get the networks available
+ *
+ * return: Number of discovered networks
+ */
+ static uint8_t getScanNetworks();
+
+ /*
+ * Return the SSID discovered during the network scan.
+ *
+ * param networkItem: specify from which network item want to get the information
+ *
+ * return: ssid string of the specified item on the networks scanned list
+ */
+ static char* getSSIDNetoworks(uint8_t networkItem);
+
+ /*
+ * Return the RSSI of the networks discovered during the scanNetworks
+ *
+ * param networkItem: specify from which network item want to get the information
+ *
+ * return: signed value of RSSI of the specified item on the networks scanned list
+ */
+ static int32_t getRSSINetoworks(uint8_t networkItem);
+
+ /*
+ * Return the encryption type of the networks discovered during the scanNetworks
+ *
+ * param networkItem: specify from which network item want to get the information
+ *
+ * return: encryption type (enum wl_enc_type) of the specified item on the networks scanned list
+ */
+ static uint8_t getEncTypeNetowrks(uint8_t networkItem);
+
+ /*
+ * Resolve the given hostname to an IP address.
+ * param aHostname: Name to be resolved
+ * param aResult: IPAddress structure to store the returned IP address
+ * result: 1 if aIPAddrString was successfully converted to an IP address,
+ * else error code
+ */
+ static int getHostByName(const char* aHostname, IPAddress& aResult);
+
+ /*
+ * Get the firmware version
+ * result: version as string with this format a.b.c
+ */
+ static char* getFwVersion();
+
+};
+
+extern WiFiDrv wiFiDrv;
+
+#endif
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