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This commit is contained in:
Mimmo La Fauci 2012-03-07 00:05:54 +01:00
parent 43e38bcacc
commit cd0c0f2616
4 changed files with 204 additions and 36 deletions
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8
WiFi/WiFi.cpp
View File

@ -4,19 +4,13 @@
extern "C" {
#include "utility/wl_definitions.h"
#include "utility/wl_types.h"
#include "debug.h"
#include "debug.h"
}
// XXX: don't make assumptions about the value of MAX_SOCK_NUM.
int16_t WiFiClass::_state[MAX_SOCK_NUM] = { 0, 0, 0, 0 };
uint16_t WiFiClass::_server_port[MAX_SOCK_NUM] = { 0, 0, 0, 0 };
char WiFiClass::_ssid[] = { 0 };
char WiFiClass::_key[] = { 0 };
char WiFiClass::_passph[] = { 0 };
wl_status_t WiFiClass::_status;
WiFiClass::WiFiClass()
{
// Driver initialization

102
WiFi/WiFi.h
View File

@ -15,12 +15,6 @@ extern "C" {
class WiFiClass
{
private:
// this data are stored in EEPROM and loaded at begin
// The next connect overwrite these values
static char _ssid[WL_SSID_MAX_LENGTH];
static char _key[WL_WEP_KEY_MAX_LENGTH];
static char _passph[WL_WPA_KEY_MAX_LENGTH];
static wl_status_t _status;
static void init();
public:
@ -29,7 +23,9 @@ public:
WiFiClass();
// Get the first socket available
/*
* Get the first socket available
*/
static uint8_t getSocket();
/* Start Wifi connection for OPEN networks
@ -51,51 +47,113 @@ public:
/* Start Wifi connection with passphrase
* the most secure supported mode will be automatically selected
*
* param ssid: Pointer to the SSID string.
* param passphrase: Passphrase. Valid characters in a passphrase
* must be between ASCII 32-126 (decimal).
*/
int begin(char* ssid, const char *passphrase);
// Disconnect from the network
/*
* Disconnect from the network
*
* return: one value of wl_status_t enum
*/
int disconnect(void);
//Get the interface MAC address.
/*
* Get the interface MAC address.
*
* return: pointer to uint8_t array with length WL_MAC_ADDR_LENGTH
*/
uint8_t* macAddress(uint8_t* mac);
//Get the DHCP information related to IP
/*
* Get the interface IP address.
*
* return: Ip address value
*/
IPAddress localIP();
//Get the DHCP information related to subnetMask
/*
* Get the interface subnet mask address.
*
* return: subnet mask address value
*/
IPAddress subnetMask();
//Get the DHCP information related to gateway IP
IPAddress gatewayIP();
/*
* Get the gateway ip address.
*
* return: gateway ip address value
*/
IPAddress gatewayIP();
// Return the current SSID associated with the network
/*
* Return the current SSID associated with the network
*
* return: ssid string
*/
char* SSID();
// Return the current BSSID associated with the network
/*
* 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
*/
uint8_t* BSSID(uint8_t* bssid);
// Return the current RSSI /Received Signal Strength in dBm) associated with the network
/*
* Return the current RSSI /Received Signal Strength in dBm)
* associated with the network
*
* return: signed value
*/
int32_t RSSI();
// Return the Encryption Type associated with the network
/*
* Return the Encryption Type associated with the network
*
* return: one value of wl_enc_type enum
*/
uint8_t encryptionType();
// Start scan WiFi networks available and return the discovered number
/*
* Start scan WiFi networks available
*
* return: Number of discovered networks
*/
uint8_t scanNetworks();
// Return SSID item associated with the network identified with networkItem
/*
* 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
*/
char* SSID(uint8_t networkItem);
// Return the Encryption Type associated with the network identified with 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
*/
uint8_t encryptionType(uint8_t networkItem);
// Return the current RSSI /Received Signal Strength in dBm) associated with the network identified with 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
*/
int32_t RSSI(uint8_t networkItem);
/* Return Connection status.
/*
* Return Connection status.
*
* return: one of the value defined in wl_status_t
*/

8
WiFi/utility/wifi_drv.cpp
View File

@ -14,10 +14,12 @@ extern "C" {
#include "debug.h"
}
// Array of data to cache the information related to the networks discovered
char WiFiDrv::_networkSsid[][WL_SSID_MAX_LENGTH] = {{"1"},{"2"},{"3"},{"4"},{"5"}};
int32_t WiFiDrv::_networkRssi[WL_NETWORKS_LIST_MAXNUM] = { 0 };
uint8_t WiFiDrv::_networkEncr[WL_NETWORKS_LIST_MAXNUM] = { 0 };
// Cached values of retrieved data
char WiFiDrv::_ssid[] = {0};
uint8_t WiFiDrv::_bssid[] = {0};
uint8_t WiFiDrv::_mac[] = {0};
@ -57,7 +59,6 @@ void WiFiDrv::wifiDriverInit()
SpiDrv::begin();
}
// If ssid == NULL execute a wifi scan, otherwise try to connect to the network specified
uint8_t WiFiDrv::wifiSetNetwork(char* ssid, uint8_t ssid_len)
{
WAIT_FOR_SLAVE_SELECT();
@ -194,13 +195,12 @@ void WiFiDrv::getIpAddress(IPAddress& ip)
{
getNetworkData(_localIp, _subnetMask, _gatewayIp);
ip = _localIp;
//memcpy(ip, _localIp, WL_IPV4_LENGTH);
}
void WiFiDrv::getSubnetMask(IPAddress& ip)
void WiFiDrv::getSubnetMask(IPAddress& mask)
{
getNetworkData(_localIp, _subnetMask, _gatewayIp);
ip = _subnetMask;
mask = _subnetMask;
}
void WiFiDrv::getGatewayIP(IPAddress& ip)

122
WiFi/utility/wifi_drv.h
View File

@ -5,9 +5,10 @@
#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
#define WL_DELAY_RETRY_START_CONNECTION 1000
class WiFiDrv
{
@ -25,44 +26,159 @@ private:
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);
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 uint8_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 uint8_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 uint8_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 uint8_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);
static void getSubnetMask(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 uint8_t scanNetworks();
/*
* 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);
};