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-rw-r--r--libraries/WiFi/utility/debug.h77
-rw-r--r--libraries/WiFi/utility/server_drv.cpp260
-rw-r--r--libraries/WiFi/utility/server_drv.h34
-rw-r--r--libraries/WiFi/utility/socket.c20
-rw-r--r--libraries/WiFi/utility/socket.h87
-rw-r--r--libraries/WiFi/utility/spi_drv.cpp506
-rw-r--r--libraries/WiFi/utility/spi_drv.h83
-rw-r--r--libraries/WiFi/utility/wifi_drv.cpp491
-rw-r--r--libraries/WiFi/utility/wifi_drv.h219
-rw-r--r--libraries/WiFi/utility/wifi_spi.h144
-rw-r--r--libraries/WiFi/utility/wl_definitions.h50
-rw-r--r--libraries/WiFi/utility/wl_types.h31
12 files changed, 2002 insertions, 0 deletions
diff --git a/libraries/WiFi/utility/debug.h b/libraries/WiFi/utility/debug.h
new file mode 100644
index 0000000..9f71055
--- /dev/null
+++ b/libraries/WiFi/utility/debug.h
@@ -0,0 +1,77 @@
+//*********************************************/
+//
+// File: debug.h
+//
+// Author: dlf (Metodo2 srl)
+//
+//********************************************/
+
+
+#ifndef Debug_H
+#define Debug_H
+
+#include <stdio.h>
+#include <string.h>
+
+#define PRINT_FILE_LINE() do { \
+ Serial.print("[");Serial.print(__FILE__); \
+ Serial.print("::");Serial.print(__LINE__);Serial.print("]");\
+}while (0);
+
+#ifdef _DEBUG_
+
+#define INFO(format, args...) do { \
+ char buf[250]; \
+ sprintf(buf, format, args); \
+ Serial.println(buf); \
+} while(0);
+
+#define INFO1(x) do { PRINT_FILE_LINE() Serial.print("-I-");\
+ Serial.println(x); \
+}while (0);
+
+
+#define INFO2(x,y) do { PRINT_FILE_LINE() Serial.print("-I-");\
+ Serial.print(x,16);Serial.print(",");Serial.println(y,16); \
+}while (0);
+
+
+#else
+#define INFO1(x) do {} while(0);
+#define INFO2(x,y) do {} while(0);
+#define INFO(format, args...) do {} while(0);
+#endif
+
+#if 0
+#define WARN(args) do { PRINT_FILE_LINE() \
+ Serial.print("-W-"); Serial.println(args); \
+}while (0);
+#else
+#define WARN(args) do {} while (0);
+#endif
+
+#if _DEBUG_SPI_
+#define DBG_PIN2 5
+#define DBG_PIN 4
+
+#define START() digitalWrite(DBG_PIN2, HIGH);
+#define END() digitalWrite(DBG_PIN2, LOW);
+#define SET_TRIGGER() digitalWrite(DBG_PIN, HIGH);
+#define RST_TRIGGER() digitalWrite(DBG_PIN, LOW);
+
+#define INIT_TRIGGER() pinMode(DBG_PIN, OUTPUT); \
+ pinMode(DBG_PIN2, OUTPUT); \
+ RST_TRIGGER()
+#define TOGGLE_TRIGGER() SET_TRIGGER() \
+ delayMicroseconds(2); \
+ RST_TRIGGER()
+#else
+#define START()
+#define END()
+#define SET_TRIGGER()
+#define RST_TRIGGER()
+#define INIT_TRIGGER()
+#define TOGGLE_TRIGGER()
+#endif
+
+#endif
diff --git a/libraries/WiFi/utility/server_drv.cpp b/libraries/WiFi/utility/server_drv.cpp
new file mode 100644
index 0000000..ce03604
--- /dev/null
+++ b/libraries/WiFi/utility/server_drv.cpp
@@ -0,0 +1,260 @@
+//#define _DEBUG_
+
+#include "server_drv.h"
+
+#include "Arduino.h"
+#include "spi_drv.h"
+
+extern "C" {
+#include "wl_types.h"
+#include "debug.h"
+}
+
+
+// Start server TCP on port specified
+void ServerDrv::startServer(uint16_t port, uint8_t sock)
+{
+ WAIT_FOR_SLAVE_SELECT();
+ // Send Command
+ SpiDrv::sendCmd(START_SERVER_TCP_CMD, PARAM_NUMS_2);
+ SpiDrv::sendParam(port);
+ SpiDrv::sendParam(&sock, 1, LAST_PARAM);
+
+ //Wait the reply elaboration
+ SpiDrv::waitForSlaveReady();
+
+ // Wait for reply
+ uint8_t _data = 0;
+ uint8_t _dataLen = 0;
+ if (!SpiDrv::waitResponseCmd(START_SERVER_TCP_CMD, PARAM_NUMS_1, &_data, &_dataLen))
+ {
+ WARN("error waitResponse");
+ }
+ SpiDrv::spiSlaveDeselect();
+}
+
+// Start server TCP on port specified
+void ServerDrv::startClient(uint32_t ipAddress, uint16_t port, uint8_t sock)
+{
+ WAIT_FOR_SLAVE_SELECT();
+ // Send Command
+ SpiDrv::sendCmd(START_CLIENT_TCP_CMD, PARAM_NUMS_3);
+ SpiDrv::sendParam((uint8_t*)&ipAddress, sizeof(ipAddress));
+ SpiDrv::sendParam(port);
+ SpiDrv::sendParam(&sock, 1, LAST_PARAM);
+
+ //Wait the reply elaboration
+ SpiDrv::waitForSlaveReady();
+
+ // Wait for reply
+ uint8_t _data = 0;
+ uint8_t _dataLen = 0;
+ if (!SpiDrv::waitResponseCmd(START_CLIENT_TCP_CMD, PARAM_NUMS_1, &_data, &_dataLen))
+ {
+ WARN("error waitResponse");
+ }
+ SpiDrv::spiSlaveDeselect();
+}
+
+// Start server TCP on port specified
+void ServerDrv::stopClient(uint8_t sock)
+{
+ WAIT_FOR_SLAVE_SELECT();
+ // Send Command
+ SpiDrv::sendCmd(STOP_CLIENT_TCP_CMD, PARAM_NUMS_1);
+ SpiDrv::sendParam(&sock, 1, LAST_PARAM);
+
+ //Wait the reply elaboration
+ SpiDrv::waitForSlaveReady();
+
+ // Wait for reply
+ uint8_t _data = 0;
+ uint8_t _dataLen = 0;
+ if (!SpiDrv::waitResponseCmd(STOP_CLIENT_TCP_CMD, PARAM_NUMS_1, &_data, &_dataLen))
+ {
+ WARN("error waitResponse");
+ }
+ SpiDrv::spiSlaveDeselect();
+}
+
+
+uint8_t ServerDrv::getServerState(uint8_t sock)
+{
+ WAIT_FOR_SLAVE_SELECT();
+ // Send Command
+ SpiDrv::sendCmd(GET_STATE_TCP_CMD, PARAM_NUMS_1);
+ SpiDrv::sendParam(&sock, sizeof(sock), LAST_PARAM);
+
+ //Wait the reply elaboration
+ SpiDrv::waitForSlaveReady();
+
+ // Wait for reply
+ uint8_t _data = 0;
+ uint8_t _dataLen = 0;
+ if (!SpiDrv::waitResponseCmd(GET_STATE_TCP_CMD, PARAM_NUMS_1, &_data, &_dataLen))
+ {
+ WARN("error waitResponse");
+ }
+ SpiDrv::spiSlaveDeselect();
+ return _data;
+}
+
+uint8_t ServerDrv::getClientState(uint8_t sock)
+{
+ WAIT_FOR_SLAVE_SELECT();
+ // Send Command
+ SpiDrv::sendCmd(GET_CLIENT_STATE_TCP_CMD, PARAM_NUMS_1);
+ SpiDrv::sendParam(&sock, sizeof(sock), LAST_PARAM);
+
+ //Wait the reply elaboration
+ SpiDrv::waitForSlaveReady();
+
+ // Wait for reply
+ uint8_t _data = 0;
+ uint8_t _dataLen = 0;
+ if (!SpiDrv::waitResponseCmd(GET_CLIENT_STATE_TCP_CMD, PARAM_NUMS_1, &_data, &_dataLen))
+ {
+ WARN("error waitResponse");
+ }
+ SpiDrv::spiSlaveDeselect();
+ return _data;
+}
+
+uint8_t ServerDrv::availData(uint8_t sock)
+{
+ WAIT_FOR_SLAVE_SELECT();
+ // Send Command
+ SpiDrv::sendCmd(AVAIL_DATA_TCP_CMD, PARAM_NUMS_1);
+ SpiDrv::sendParam(&sock, sizeof(sock), LAST_PARAM);
+
+ //Wait the reply elaboration
+ SpiDrv::waitForSlaveReady();
+
+ // Wait for reply
+ uint8_t _data = 0;
+ uint8_t _dataLen = 0;
+ if (!SpiDrv::waitResponseCmd(AVAIL_DATA_TCP_CMD, PARAM_NUMS_1, &_data, &_dataLen))
+ {
+ WARN("error waitResponse");
+ }
+ SpiDrv::spiSlaveDeselect();
+
+ if (_dataLen!=0)
+ {
+ return (_data == 1);
+ }
+ return false;
+}
+
+bool ServerDrv::getData(uint8_t sock, uint8_t *data, uint8_t peek)
+{
+ WAIT_FOR_SLAVE_SELECT();
+ // Send Command
+ SpiDrv::sendCmd(GET_DATA_TCP_CMD, PARAM_NUMS_2);
+ SpiDrv::sendParam(&sock, sizeof(sock));
+ SpiDrv::sendParam(peek, LAST_PARAM);
+
+ //Wait the reply elaboration
+ SpiDrv::waitForSlaveReady();
+
+ // Wait for reply
+ uint8_t _data = 0;
+ uint8_t _dataLen = 0;
+ if (!SpiDrv::waitResponseData8(GET_DATA_TCP_CMD, &_data, &_dataLen))
+ {
+ WARN("error waitResponse");
+ }
+ SpiDrv::spiSlaveDeselect();
+ if (_dataLen!=0)
+ {
+ *data = _data;
+ return true;
+ }
+ return false;
+}
+
+bool ServerDrv::getDataBuf(uint8_t sock, uint8_t *_data, uint16_t *_dataLen)
+{
+ WAIT_FOR_SLAVE_SELECT();
+ // Send Command
+ SpiDrv::sendCmd(GET_DATABUF_TCP_CMD, PARAM_NUMS_1);
+ SpiDrv::sendBuffer(&sock, sizeof(sock), LAST_PARAM);
+
+ //Wait the reply elaboration
+ SpiDrv::waitForSlaveReady();
+
+ // Wait for reply
+ if (!SpiDrv::waitResponseData16(GET_DATABUF_TCP_CMD, _data, _dataLen))
+ {
+ WARN("error waitResponse");
+ }
+ SpiDrv::spiSlaveDeselect();
+ if (*_dataLen!=0)
+ {
+ return true;
+ }
+ return false;
+}
+
+
+bool ServerDrv::sendData(uint8_t sock, const uint8_t *data, uint16_t len)
+{
+ WAIT_FOR_SLAVE_SELECT();
+ // Send Command
+ SpiDrv::sendCmd(SEND_DATA_TCP_CMD, PARAM_NUMS_2);
+ SpiDrv::sendBuffer(&sock, sizeof(sock));
+ SpiDrv::sendBuffer((uint8_t *)data, len, LAST_PARAM);
+
+ //Wait the reply elaboration
+ SpiDrv::waitForSlaveReady();
+
+ // Wait for reply
+ uint8_t _data = 0;
+ uint8_t _dataLen = 0;
+ if (!SpiDrv::waitResponseData8(SEND_DATA_TCP_CMD, &_data, &_dataLen))
+ {
+ WARN("error waitResponse");
+ }
+ SpiDrv::spiSlaveDeselect();
+ if (_dataLen!=0)
+ {
+ return (_data == 1);
+ }
+ return false;
+}
+
+
+uint8_t ServerDrv::checkDataSent(uint8_t sock)
+{
+ const uint16_t TIMEOUT_DATA_SENT = 25;
+ uint16_t timeout = 0;
+ uint8_t _data = 0;
+ uint8_t _dataLen = 0;
+
+ do {
+ WAIT_FOR_SLAVE_SELECT();
+ // Send Command
+ SpiDrv::sendCmd(DATA_SENT_TCP_CMD, PARAM_NUMS_1);
+ SpiDrv::sendParam(&sock, sizeof(sock), LAST_PARAM);
+
+ //Wait the reply elaboration
+ SpiDrv::waitForSlaveReady();
+
+ // Wait for reply
+ if (!SpiDrv::waitResponseCmd(DATA_SENT_TCP_CMD, PARAM_NUMS_1, &_data, &_dataLen))
+ {
+ WARN("error waitResponse isDataSent");
+ }
+ SpiDrv::spiSlaveDeselect();
+
+ if (_data) timeout = 0;
+ else{
+ ++timeout;
+ delay(100);
+ }
+
+ }while((_data==0)&&(timeout<TIMEOUT_DATA_SENT));
+ return (timeout==TIMEOUT_DATA_SENT)?0:1;
+}
+
+ServerDrv serverDrv;
diff --git a/libraries/WiFi/utility/server_drv.h b/libraries/WiFi/utility/server_drv.h
new file mode 100644
index 0000000..69ba593
--- /dev/null
+++ b/libraries/WiFi/utility/server_drv.h
@@ -0,0 +1,34 @@
+#ifndef Server_Drv_h
+#define Server_Drv_h
+
+#include <inttypes.h>
+#include "wifi_spi.h"
+
+class ServerDrv
+{
+public:
+ // Start server TCP on port specified
+ static void startServer(uint16_t port, uint8_t sock);
+
+ static void startClient(uint32_t ipAddress, uint16_t port, uint8_t sock);
+
+ static void stopClient(uint8_t sock);
+
+ static uint8_t getServerState(uint8_t sock);
+
+ static uint8_t getClientState(uint8_t sock);
+
+ static bool getData(uint8_t sock, uint8_t *data, uint8_t peek = 0);
+
+ static bool getDataBuf(uint8_t sock, uint8_t *data, uint16_t *len);
+
+ static bool sendData(uint8_t sock, const uint8_t *data, uint16_t len);
+
+ static uint8_t availData(uint8_t sock);
+
+ static uint8_t checkDataSent(uint8_t sock);
+};
+
+extern ServerDrv serverDrv;
+
+#endif
diff --git a/libraries/WiFi/utility/socket.c b/libraries/WiFi/utility/socket.c
new file mode 100644
index 0000000..665073b
--- /dev/null
+++ b/libraries/WiFi/utility/socket.c
@@ -0,0 +1,20 @@
+/*
+*
+@file socket.c
+@brief define function of socket API
+*
+*/
+#include <inttypes.h>
+#include "socket.h"
+
+SOCKET socket(uint8 protocol) {return 0;} // Opens a socket(TCP or UDP or IP_RAW mode)
+void close(SOCKET s) {} // Close socket
+uint8 connect(SOCKET s, uint8 * addr, uint16 port) {return 0;} // Establish TCP connection (Active connection)
+void disconnect(SOCKET s) {} // disconnect the connection
+uint8 listen(SOCKET s) { return 0;} // Establish TCP connection (Passive connection)
+uint16 send(SOCKET s, const uint8 * buf, uint16 len) { return 0;} // Send data (TCP)
+uint16 recv(SOCKET s, uint8 * buf, uint16 len) {return 0;} // Receive data (TCP)
+uint16 sendto(SOCKET s, const uint8 * buf, uint16 len, uint8 * addr, uint16 port) {return 0;} // Send data (UDP/IP RAW)
+uint16 recvfrom(SOCKET s, uint8 * buf, uint16 len, uint8 * addr, uint16 *port) {return 0;} // Receive data (UDP/IP RAW)
+
+uint16 igmpsend(SOCKET s, const uint8 * buf, uint16 len) {return 0;}
diff --git a/libraries/WiFi/utility/socket.h b/libraries/WiFi/utility/socket.h
new file mode 100644
index 0000000..9b06d00
--- /dev/null
+++ b/libraries/WiFi/utility/socket.h
@@ -0,0 +1,87 @@
+/*
+*
+@file socket.h
+@brief define function of socket API
+*
+*/
+
+#ifndef _SOCKET_H_
+#define _SOCKET_H_
+
+#define TCP_SOCKET 1
+#define UDP_SOCKET 2
+#define RAW_SOCKET 3
+
+#define SOCK_NOT_AVAIL 255
+
+#include "wl_definitions.h"
+/**
+ * The 8-bit signed data type.
+ */
+typedef char int8;
+/**
+ * The volatile 8-bit signed data type.
+ */
+typedef volatile char vint8;
+/**
+ * The 8-bit unsigned data type.
+ */
+typedef unsigned char uint8;
+/**
+ * The volatile 8-bit unsigned data type.
+ */
+typedef volatile unsigned char vuint8;
+
+/**
+ * The 16-bit signed data type.
+ */
+typedef int int16;
+/**
+ * The volatile 16-bit signed data type.
+ */
+typedef volatile int vint16;
+/**
+ * The 16-bit unsigned data type.
+ */
+typedef unsigned int uint16;
+/**
+ * The volatile 16-bit unsigned data type.
+ */
+typedef volatile unsigned int vuint16;
+/**
+ * The 32-bit signed data type.
+ */
+typedef long int32;
+/**
+ * The volatile 32-bit signed data type.
+ */
+typedef volatile long vint32;
+/**
+ * The 32-bit unsigned data type.
+ */
+typedef unsigned long uint32;
+/**
+ * The volatile 32-bit unsigned data type.
+ */
+typedef volatile unsigned long vuint32;
+
+/* bsd */
+typedef uint8 u_char; /**< 8-bit value */
+typedef uint16_t SOCKET;
+typedef uint16 u_short; /**< 16-bit value */
+typedef uint16 u_int; /**< 16-bit value */
+typedef uint32 u_long; /**< 32-bit value */
+
+extern SOCKET socket(uint8 protocol); // Opens a socket(TCP or UDP or IP_RAW mode)
+extern void close(SOCKET s); // Close socket
+extern uint8 connect(SOCKET s, uint8 * addr, uint16 port); // Establish TCP connection (Active connection)
+extern void disconnect(SOCKET s); // disconnect the connection
+extern uint8 listen(SOCKET s); // Establish TCP connection (Passive connection)
+extern uint16 send(SOCKET s, const uint8 * buf, uint16 len); // Send data (TCP)
+extern uint16 recv(SOCKET s, uint8 * buf, uint16 len); // Receive data (TCP)
+extern uint16 sendto(SOCKET s, const uint8 * buf, uint16 len, uint8 * addr, uint16 port); // Send data (UDP/IP RAW)
+extern uint16 recvfrom(SOCKET s, uint8 * buf, uint16 len, uint8 * addr, uint16 *port); // Receive data (UDP/IP RAW)
+
+extern uint16 igmpsend(SOCKET s, const uint8 * buf, uint16 len);
+#endif
+/* _SOCKET_H_ */
diff --git a/libraries/WiFi/utility/spi_drv.cpp b/libraries/WiFi/utility/spi_drv.cpp
new file mode 100644
index 0000000..12a320b
--- /dev/null
+++ b/libraries/WiFi/utility/spi_drv.cpp
@@ -0,0 +1,506 @@
+
+#include "Arduino.h"
+#include "spi_drv.h"
+#include "pins_arduino.h"
+//#define _DEBUG_
+extern "C" {
+#include "debug.h"
+}
+
+#define DATAOUT 11 // MOSI
+#define DATAIN 12 // MISO
+#define SPICLOCK 13 // sck
+#define SLAVESELECT 10 // ss
+#define SLAVEREADY 7 // handshake pin
+#define WIFILED 9 // led on wifi shield
+
+#define DELAY_100NS do { asm volatile("nop"); }while(0);
+#define DELAY_SPI(X) { int ii=0; do { asm volatile("nop"); }while(++ii<X);}
+#define DELAY_TRANSFER() DELAY_SPI(10)
+
+void SpiDrv::begin()
+{
+ // Set direction register for SCK and MOSI pin.
+ // MISO pin automatically overrides to INPUT.
+ // When the SS pin is set as OUTPUT, it can be used as
+ // a general purpose output port (it doesn't influence
+ // SPI operations).
+
+ pinMode(SCK, OUTPUT);
+ pinMode(MOSI, OUTPUT);
+ pinMode(SS, OUTPUT);
+ pinMode(SLAVESELECT, OUTPUT);
+ pinMode(SLAVEREADY, INPUT);
+ pinMode(WIFILED, OUTPUT);
+
+ digitalWrite(SCK, LOW);
+ digitalWrite(MOSI, LOW);
+ digitalWrite(SS, HIGH);
+ digitalWrite(SLAVESELECT, HIGH);
+ digitalWrite(WIFILED, LOW);
+
+#ifdef _DEBUG_
+ INIT_TRIGGER()
+#endif
+
+ // Warning: if the SS pin ever becomes a LOW INPUT then SPI
+ // automatically switches to Slave, so the data direction of
+ // the SS pin MUST be kept as OUTPUT.
+ SPCR |= _BV(MSTR);
+ SPCR |= _BV(SPE);
+ //SPSR |= _BV(SPI2X);
+}
+
+void SpiDrv::end() {
+ SPCR &= ~_BV(SPE);
+}
+
+void SpiDrv::spiSlaveSelect()
+{
+ digitalWrite(SLAVESELECT,LOW);
+}
+
+
+void SpiDrv::spiSlaveDeselect()
+{
+ digitalWrite(SLAVESELECT,HIGH);
+}
+
+void delaySpi()
+{
+ int i = 0;
+ const int DELAY = 1000;
+ for (;i<DELAY;++i)
+ {
+ int a =a+1;
+ }
+}
+
+char SpiDrv::spiTransfer(volatile char data)
+{
+ SPDR = data; // Start the transmission
+ while (!(SPSR & (1<<SPIF))) // Wait the end of the transmission
+ {
+ };
+ char result = SPDR;
+ DELAY_TRANSFER();
+
+ return result; // return the received byte
+}
+
+int SpiDrv::waitSpiChar(unsigned char waitChar)
+{
+ int timeout = TIMEOUT_CHAR;
+ unsigned char _readChar = 0;
+ do{
+ _readChar = readChar(); //get data byte
+ if (_readChar == ERR_CMD)
+ {
+ WARN("Err cmd received\n");
+ return -1;
+ }
+ }while((timeout-- > 0) && (_readChar != waitChar));
+ return (_readChar == waitChar);
+}
+
+int SpiDrv::readAndCheckChar(char checkChar, char* readChar)
+{
+ getParam((uint8_t*)readChar);
+
+ return (*readChar == checkChar);
+}
+
+char SpiDrv::readChar()
+{
+ uint8_t readChar = 0;
+ getParam(&readChar);
+ return readChar;
+}
+
+#define WAIT_START_CMD(x) waitSpiChar(START_CMD)
+
+#define IF_CHECK_START_CMD(x) \
+ if (!WAIT_START_CMD(_data)) \
+ { \
+ TOGGLE_TRIGGER() \
+ WARN("Error waiting START_CMD"); \
+ return 0; \
+ }else \
+
+#define CHECK_DATA(check, x) \
+ if (!readAndCheckChar(check, &x)) \
+ { \
+ TOGGLE_TRIGGER() \
+ WARN("Reply error"); \
+ INFO2(check, (uint8_t)x); \
+ return 0; \
+ }else \
+
+#define waitSlaveReady() (digitalRead(SLAVEREADY) == LOW)
+#define waitSlaveSign() (digitalRead(SLAVEREADY) == HIGH)
+#define waitSlaveSignalH() while(digitalRead(SLAVEREADY) != HIGH){}
+#define waitSlaveSignalL() while(digitalRead(SLAVEREADY) != LOW){}
+
+void SpiDrv::waitForSlaveSign()
+{
+ while (!waitSlaveSign());
+}
+
+void SpiDrv::waitForSlaveReady()
+{
+ while (!waitSlaveReady());
+}
+
+void SpiDrv::getParam(uint8_t* param)
+{
+ // Get Params data
+ *param = spiTransfer(DUMMY_DATA);
+ DELAY_TRANSFER();
+}
+
+int SpiDrv::waitResponseCmd(uint8_t cmd, uint8_t numParam, uint8_t* param, uint8_t* param_len)
+{
+ char _data = 0;
+ int ii = 0;
+
+ IF_CHECK_START_CMD(_data)
+ {
+ CHECK_DATA(cmd | REPLY_FLAG, _data){};
+
+ CHECK_DATA(numParam, _data);
+ {
+ readParamLen8(param_len);
+ for (ii=0; ii<(*param_len); ++ii)
+ {
+ // Get Params data
+ //param[ii] = spiTransfer(DUMMY_DATA);
+ getParam(&param[ii]);
+ }
+ }
+
+ readAndCheckChar(END_CMD, &_data);
+ }
+
+ return 1;
+}
+/*
+int SpiDrv::waitResponse(uint8_t cmd, uint8_t numParam, uint8_t* param, uint16_t* param_len)
+{
+ char _data = 0;
+ int i =0, ii = 0;
+
+ IF_CHECK_START_CMD(_data)
+ {
+ CHECK_DATA(cmd | REPLY_FLAG, _data){};
+
+ CHECK_DATA(numParam, _data);
+ {
+ readParamLen16(param_len);
+ for (ii=0; ii<(*param_len); ++ii)
+ {
+ // Get Params data
+ param[ii] = spiTransfer(DUMMY_DATA);
+ }
+ }
+
+ readAndCheckChar(END_CMD, &_data);
+ }
+
+ return 1;
+}
+*/
+
+int SpiDrv::waitResponseData16(uint8_t cmd, uint8_t* param, uint16_t* param_len)
+{
+ char _data = 0;
+ uint16_t ii = 0;
+
+ IF_CHECK_START_CMD(_data)
+ {
+ CHECK_DATA(cmd | REPLY_FLAG, _data){};
+
+ uint8_t numParam = readChar();
+ if (numParam != 0)
+ {
+ readParamLen16(param_len);
+ for (ii=0; ii<(*param_len); ++ii)
+ {
+ // Get Params data
+ param[ii] = spiTransfer(DUMMY_DATA);
+ }
+ }
+
+ readAndCheckChar(END_CMD, &_data);
+ }
+
+ return 1;
+}
+
+int SpiDrv::waitResponseData8(uint8_t cmd, uint8_t* param, uint8_t* param_len)
+{
+ char _data = 0;
+ int ii = 0;
+
+ IF_CHECK_START_CMD(_data)
+ {
+ CHECK_DATA(cmd | REPLY_FLAG, _data){};
+
+ uint8_t numParam = readChar();
+ if (numParam != 0)
+ {
+ readParamLen8(param_len);
+ for (ii=0; ii<(*param_len); ++ii)
+ {
+ // Get Params data
+ param[ii] = spiTransfer(DUMMY_DATA);
+ }
+ }
+
+ readAndCheckChar(END_CMD, &_data);
+ }
+
+ return 1;
+}
+
+int SpiDrv::waitResponseParams(uint8_t cmd, uint8_t numParam, tParam* params)
+{
+ char _data = 0;
+ int i =0, ii = 0;
+
+
+ IF_CHECK_START_CMD(_data)
+ {
+ CHECK_DATA(cmd | REPLY_FLAG, _data){};
+
+ uint8_t _numParam = readChar();
+ if (_numParam != 0)
+ {
+ for (i=0; i<_numParam; ++i)
+ {
+ params[i].paramLen = readParamLen8();
+ for (ii=0; ii<params[i].paramLen; ++ii)
+ {
+ // Get Params data
+ params[i].param[ii] = spiTransfer(DUMMY_DATA);
+ }
+ }
+ } else
+ {
+ WARN("Error numParam == 0");
+ return 0;
+ }
+
+ if (numParam != _numParam)
+ {
+ WARN("Mismatch numParam");
+ return 0;
+ }
+
+ readAndCheckChar(END_CMD, &_data);
+ }
+ return 1;
+}
+
+/*
+int SpiDrv::waitResponse(uint8_t cmd, tParam* params, uint8_t* numParamRead, uint8_t maxNumParams)
+{
+ char _data = 0;
+ int i =0, ii = 0;
+
+ IF_CHECK_START_CMD(_data)
+ {
+ CHECK_DATA(cmd | REPLY_FLAG, _data){};
+
+ uint8_t numParam = readChar();
+
+ if (numParam > maxNumParams)
+ {
+ numParam = maxNumParams;
+ }
+ *numParamRead = numParam;
+ if (numParam != 0)
+ {
+ for (i=0; i<numParam; ++i)
+ {
+ params[i].paramLen = readParamLen8();
+
+ for (ii=0; ii<params[i].paramLen; ++ii)
+ {
+ // Get Params data
+ params[i].param[ii] = spiTransfer(DUMMY_DATA);
+ }
+ }
+ } else
+ {
+ WARN("Error numParams == 0");
+ Serial.println(cmd, 16);
+ return 0;
+ }
+ readAndCheckChar(END_CMD, &_data);
+ }
+ return 1;
+}
+*/
+
+int SpiDrv::waitResponse(uint8_t cmd, uint8_t* numParamRead, uint8_t** params, uint8_t maxNumParams)
+{
+ char _data = 0;
+ int i =0, ii = 0;
+
+ char *index[WL_SSID_MAX_LENGTH];
+
+ for (i = 0 ; i < WL_NETWORKS_LIST_MAXNUM ; i++)
+ index[i] = (char *)params + WL_SSID_MAX_LENGTH*i;
+
+ IF_CHECK_START_CMD(_data)
+ {
+ CHECK_DATA(cmd | REPLY_FLAG, _data){};
+
+ uint8_t numParam = readChar();
+
+ if (numParam > maxNumParams)
+ {
+ numParam = maxNumParams;
+ }
+ *numParamRead = numParam;
+ if (numParam != 0)
+ {
+ for (i=0; i<numParam; ++i)
+ {
+ uint8_t paramLen = readParamLen8();
+ for (ii=0; ii<paramLen; ++ii)
+ {
+ //ssid[ii] = spiTransfer(DUMMY_DATA);
+ // Get Params data
+ index[i][ii] = (uint8_t)spiTransfer(DUMMY_DATA);
+
+ }
+ index[i][ii]=0;
+ }
+ } else
+ {
+ WARN("Error numParams == 0");
+ readAndCheckChar(END_CMD, &_data);
+ return 0;
+ }
+ readAndCheckChar(END_CMD, &_data);
+ }
+ return 1;
+}
+
+
+void SpiDrv::sendParam(uint8_t* param, uint8_t param_len, uint8_t lastParam)
+{
+ int i = 0;
+ // Send Spi paramLen
+ sendParamLen8(param_len);
+
+ // Send Spi param data
+ for (i=0; i<param_len; ++i)
+ {
+ spiTransfer(param[i]);
+ }
+
+ // if lastParam==1 Send Spi END CMD
+ if (lastParam == 1)
+ spiTransfer(END_CMD);
+}
+
+void SpiDrv::sendParamLen8(uint8_t param_len)
+{
+ // Send Spi paramLen
+ spiTransfer(param_len);
+}
+
+void SpiDrv::sendParamLen16(uint16_t param_len)
+{
+ // Send Spi paramLen
+ spiTransfer((uint8_t)((param_len & 0xff00)>>8));
+ spiTransfer((uint8_t)(param_len & 0xff));
+}
+
+uint8_t SpiDrv::readParamLen8(uint8_t* param_len)
+{
+ uint8_t _param_len = spiTransfer(DUMMY_DATA);
+ if (param_len != NULL)
+ {
+ *param_len = _param_len;
+ }
+ return _param_len;
+}
+
+uint16_t SpiDrv::readParamLen16(uint16_t* param_len)
+{
+ uint16_t _param_len = spiTransfer(DUMMY_DATA)<<8 | (spiTransfer(DUMMY_DATA)& 0xff);
+ if (param_len != NULL)
+ {
+ *param_len = _param_len;
+ }
+ return _param_len;
+}
+
+
+void SpiDrv::sendBuffer(uint8_t* param, uint16_t param_len, uint8_t lastParam)
+{
+ uint16_t i = 0;
+
+ // Send Spi paramLen
+ sendParamLen16(param_len);
+
+ // Send Spi param data
+ for (i=0; i<param_len; ++i)
+ {
+ spiTransfer(param[i]);
+ }
+
+ // if lastParam==1 Send Spi END CMD
+ if (lastParam == 1)
+ spiTransfer(END_CMD);
+}
+
+
+void SpiDrv::sendParam(uint16_t param, uint8_t lastParam)
+{
+ // Send Spi paramLen
+ sendParamLen8(2);
+
+ spiTransfer((uint8_t)((param & 0xff00)>>8));
+ spiTransfer((uint8_t)(param & 0xff));
+
+ // if lastParam==1 Send Spi END CMD
+ if (lastParam == 1)
+ spiTransfer(END_CMD);
+}
+
+/* Cmd Struct Message */
+/* _________________________________________________________________________________ */
+/*| START CMD | C/R | CMD |[TOT LEN]| N.PARAM | PARAM LEN | PARAM | .. | END CMD | */
+/*|___________|______|______|_________|_________|___________|________|____|_________| */
+/*| 8 bit | 1bit | 7bit | 8bit | 8bit | 8bit | nbytes | .. | 8bit | */
+/*|___________|______|______|_________|_________|___________|________|____|_________| */
+
+void SpiDrv::sendCmd(uint8_t cmd, uint8_t numParam)
+{
+ // Send Spi START CMD
+ spiTransfer(START_CMD);
+
+ //waitForSlaveSign();
+ //wait the interrupt trigger on slave
+ delayMicroseconds(SPI_START_CMD_DELAY);
+
+ // Send Spi C + cmd
+ spiTransfer(cmd & ~(REPLY_FLAG));
+
+ // Send Spi totLen
+ //spiTransfer(totLen);
+
+ // Send Spi numParam
+ spiTransfer(numParam);
+
+ // If numParam == 0 send END CMD
+ if (numParam == 0)
+ spiTransfer(END_CMD);
+
+}
+
+SpiDrv spiDrv;
diff --git a/libraries/WiFi/utility/spi_drv.h b/libraries/WiFi/utility/spi_drv.h
new file mode 100644
index 0000000..5c2e706
--- /dev/null
+++ b/libraries/WiFi/utility/spi_drv.h
@@ -0,0 +1,83 @@
+#ifndef SPI_Drv_h
+#define SPI_Drv_h
+
+#include <inttypes.h>
+#include "wifi_spi.h"
+
+#define SPI_START_CMD_DELAY 12
+
+#define NO_LAST_PARAM 0
+#define LAST_PARAM 1
+
+#define DUMMY_DATA 0xFF
+
+#define WAIT_FOR_SLAVE_SELECT() \
+ SpiDrv::waitForSlaveReady(); \
+ SpiDrv::spiSlaveSelect();
+
+
+
+class SpiDrv
+{
+private:
+ //static bool waitSlaveReady();
+ static void waitForSlaveSign();
+ static void getParam(uint8_t* param);
+public:
+
+ static void begin();
+
+ static void end();
+
+ static void spiDriverInit();
+
+ static void spiSlaveSelect();
+
+ static void spiSlaveDeselect();
+
+ static char spiTransfer(volatile char data);
+
+ static void waitForSlaveReady();
+
+ //static int waitSpiChar(char waitChar, char* readChar);
+
+ static int waitSpiChar(unsigned char waitChar);
+
+ static int readAndCheckChar(char checkChar, char* readChar);
+
+ static char readChar();
+
+ static int waitResponseParams(uint8_t cmd, uint8_t numParam, tParam* params);
+
+ static int waitResponseCmd(uint8_t cmd, uint8_t numParam, uint8_t* param, uint8_t* param_len);
+
+ static int waitResponseData8(uint8_t cmd, uint8_t* param, uint8_t* param_len);
+
+ static int waitResponseData16(uint8_t cmd, uint8_t* param, uint16_t* param_len);
+ /*
+ static int waitResponse(uint8_t cmd, tParam* params, uint8_t* numParamRead, uint8_t maxNumParams);
+
+ static int waitResponse(uint8_t cmd, uint8_t numParam, uint8_t* param, uint16_t* param_len);
+*/
+ static int waitResponse(uint8_t cmd, uint8_t* numParamRead, uint8_t** params, uint8_t maxNumParams);
+
+ static void sendParam(uint8_t* param, uint8_t param_len, uint8_t lastParam = NO_LAST_PARAM);
+
+ static void sendParamLen8(uint8_t param_len);
+
+ static void sendParamLen16(uint16_t param_len);
+
+ static uint8_t readParamLen8(uint8_t* param_len = NULL);
+
+ static uint16_t readParamLen16(uint16_t* param_len = NULL);
+
+ static void sendBuffer(uint8_t* param, uint16_t param_len, uint8_t lastParam = NO_LAST_PARAM);
+
+ static void sendParam(uint16_t param, uint8_t lastParam = NO_LAST_PARAM);
+
+ static void sendCmd(uint8_t cmd, uint8_t numParam);
+};
+
+extern SpiDrv spiDrv;
+
+#endif
diff --git a/libraries/WiFi/utility/wifi_drv.cpp b/libraries/WiFi/utility/wifi_drv.cpp
new file mode 100644
index 0000000..1ca1696
--- /dev/null
+++ b/libraries/WiFi/utility/wifi_drv.cpp
@@ -0,0 +1,491 @@
+#include <stdio.h>
+#include <string.h>
+#include <stdint.h>
+
+#include "Arduino.h"
+#include "spi_drv.h"
+#include "wifi_drv.h"
+
+#define _DEBUG_
+
+extern "C" {
+#include "wifi_spi.h"
+#include "wl_types.h"
+#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};
+uint8_t WiFiDrv::_localIp[] = {0};
+uint8_t WiFiDrv::_subnetMask[] = {0};
+uint8_t WiFiDrv::_gatewayIp[] = {0};
+// Firmware version
+char WiFiDrv::fwVersion[] = {0};
+
+
+// Private Methods
+
+void WiFiDrv::getNetworkData(uint8_t *ip, uint8_t *mask, uint8_t *gwip)
+{
+ tParam params[PARAM_NUMS_3] = { {0, (char*)ip}, {0, (char*)mask}, {0, (char*)gwip}};
+
+ WAIT_FOR_SLAVE_SELECT();
+
+ // Send Command
+ SpiDrv::sendCmd(GET_IPADDR_CMD, PARAM_NUMS_1);
+
+ uint8_t _dummy = DUMMY_DATA;
+ SpiDrv::sendParam(&_dummy, sizeof(_dummy), LAST_PARAM);
+
+ //Wait the reply elaboration
+ SpiDrv::waitForSlaveReady();
+
+ // Wait for reply
+ SpiDrv::waitResponseParams(GET_IPADDR_CMD, PARAM_NUMS_3, params);
+
+ SpiDrv::spiSlaveDeselect();
+}
+
+// Public Methods
+
+
+void WiFiDrv::wifiDriverInit()
+{
+ SpiDrv::begin();
+}
+
+int8_t WiFiDrv::wifiSetNetwork(char* ssid, uint8_t ssid_len)
+{
+ WAIT_FOR_SLAVE_SELECT();
+ // Send Command
+ SpiDrv::sendCmd(SET_NET_CMD, PARAM_NUMS_1);
+ SpiDrv::sendParam((uint8_t*)ssid, ssid_len, LAST_PARAM);
+
+ //Wait the reply elaboration
+ SpiDrv::waitForSlaveReady();
+
+ // Wait for reply
+ uint8_t _data = 0;
+ uint8_t _dataLen = 0;
+ if (!SpiDrv::waitResponseCmd(SET_NET_CMD, PARAM_NUMS_1, &_data, &_dataLen))
+ {
+ WARN("error waitResponse");
+ _data = WL_FAILURE;
+ }
+ SpiDrv::spiSlaveDeselect();
+
+ return(_data == WIFI_SPI_ACK) ? WL_SUCCESS : WL_FAILURE;
+}
+
+int8_t WiFiDrv::wifiSetPassphrase(char* ssid, uint8_t ssid_len, const char *passphrase, const uint8_t len)
+{
+ WAIT_FOR_SLAVE_SELECT();
+ // Send Command
+ SpiDrv::sendCmd(SET_PASSPHRASE_CMD, PARAM_NUMS_2);
+ SpiDrv::sendParam((uint8_t*)ssid, ssid_len, NO_LAST_PARAM);
+ SpiDrv::sendParam((uint8_t*)passphrase, len, LAST_PARAM);
+
+ //Wait the reply elaboration
+ SpiDrv::waitForSlaveReady();
+
+ // Wait for reply
+ uint8_t _data = 0;
+ uint8_t _dataLen = 0;
+ if (!SpiDrv::waitResponseCmd(SET_PASSPHRASE_CMD, PARAM_NUMS_1, &_data, &_dataLen))
+ {
+ WARN("error waitResponse");
+ _data = WL_FAILURE;
+ }
+ SpiDrv::spiSlaveDeselect();
+ return _data;
+}
+
+
+int8_t WiFiDrv::wifiSetKey(char* ssid, uint8_t ssid_len, uint8_t key_idx, const void *key, const uint8_t len)
+{
+ WAIT_FOR_SLAVE_SELECT();
+ // Send Command
+ SpiDrv::sendCmd(SET_KEY_CMD, PARAM_NUMS_3);
+ SpiDrv::sendParam((uint8_t*)ssid, ssid_len, NO_LAST_PARAM);
+ SpiDrv::sendParam(&key_idx, KEY_IDX_LEN, NO_LAST_PARAM);
+ SpiDrv::sendParam((uint8_t*)key, len, LAST_PARAM);
+
+ //Wait the reply elaboration
+ SpiDrv::waitForSlaveReady();
+
+ // Wait for reply
+ uint8_t _data = 0;
+ uint8_t _dataLen = 0;
+ if (!SpiDrv::waitResponseCmd(SET_KEY_CMD, PARAM_NUMS_1, &_data, &_dataLen))
+ {
+ WARN("error waitResponse");
+ _data = WL_FAILURE;
+ }
+ SpiDrv::spiSlaveDeselect();
+ return _data;
+}
+
+int8_t WiFiDrv::disconnect()
+{
+ WAIT_FOR_SLAVE_SELECT();
+ // Send Command
+ SpiDrv::sendCmd(DISCONNECT_CMD, PARAM_NUMS_1);
+
+ uint8_t _dummy = DUMMY_DATA;
+ SpiDrv::sendParam(&_dummy, 1, LAST_PARAM);
+
+ //Wait the reply elaboration
+ SpiDrv::waitForSlaveReady();
+
+ // Wait for reply
+ uint8_t _data = 0;
+ uint8_t _dataLen = 0;
+ int8_t result = SpiDrv::waitResponseCmd(DISCONNECT_CMD, PARAM_NUMS_1, &_data, &_dataLen);
+
+ SpiDrv::spiSlaveDeselect();
+
+ return result;
+}
+
+uint8_t WiFiDrv::getConnectionStatus()
+{
+ WAIT_FOR_SLAVE_SELECT();
+
+ // Send Command
+ SpiDrv::sendCmd(GET_CONN_STATUS_CMD, PARAM_NUMS_0);
+
+ //Wait the reply elaboration
+ SpiDrv::waitForSlaveReady();
+
+ // Wait for reply
+ uint8_t _data = -1;
+ uint8_t _dataLen = 0;
+ SpiDrv::waitResponseCmd(GET_CONN_STATUS_CMD, PARAM_NUMS_1, &_data, &_dataLen);
+
+ SpiDrv::spiSlaveDeselect();
+
+ return _data;
+}
+
+uint8_t* WiFiDrv::getMacAddress()
+{
+ WAIT_FOR_SLAVE_SELECT();
+
+ // Send Command
+ SpiDrv::sendCmd(GET_MACADDR_CMD, PARAM_NUMS_1);
+
+ uint8_t _dummy = DUMMY_DATA;
+ SpiDrv::sendParam(&_dummy, 1, LAST_PARAM);
+
+ //Wait the reply elaboration
+ SpiDrv::waitForSlaveReady();
+
+ // Wait for reply
+ uint8_t _dataLen = 0;
+ SpiDrv::waitResponseCmd(GET_MACADDR_CMD, PARAM_NUMS_1, _mac, &_dataLen);
+
+ SpiDrv::spiSlaveDeselect();
+
+ return _mac;
+}
+
+void WiFiDrv::getIpAddress(IPAddress& ip)
+{
+ getNetworkData(_localIp, _subnetMask, _gatewayIp);
+ ip = _localIp;
+}
+
+ void WiFiDrv::getSubnetMask(IPAddress& mask)
+ {
+ getNetworkData(_localIp, _subnetMask, _gatewayIp);
+ mask = _subnetMask;
+ }
+
+ void WiFiDrv::getGatewayIP(IPAddress& ip)
+ {
+ getNetworkData(_localIp, _subnetMask, _gatewayIp);
+ ip = _gatewayIp;
+ }
+
+char* WiFiDrv::getCurrentSSID()
+{
+ WAIT_FOR_SLAVE_SELECT();
+
+ // Send Command
+ SpiDrv::sendCmd(GET_CURR_SSID_CMD, PARAM_NUMS_1);
+
+ uint8_t _dummy = DUMMY_DATA;
+ SpiDrv::sendParam(&_dummy, 1, LAST_PARAM);
+
+ //Wait the reply elaboration
+ SpiDrv::waitForSlaveReady();
+
+ // Wait for reply
+ uint8_t _dataLen = 0;
+ SpiDrv::waitResponseCmd(GET_CURR_SSID_CMD, PARAM_NUMS_1, (uint8_t*)_ssid, &_dataLen);
+
+ SpiDrv::spiSlaveDeselect();
+
+ return _ssid;
+}
+
+uint8_t* WiFiDrv::getCurrentBSSID()
+{
+ WAIT_FOR_SLAVE_SELECT();
+
+ // Send Command
+ SpiDrv::sendCmd(GET_CURR_BSSID_CMD, PARAM_NUMS_1);
+
+ uint8_t _dummy = DUMMY_DATA;
+ SpiDrv::sendParam(&_dummy, 1, LAST_PARAM);
+
+ //Wait the reply elaboration
+ SpiDrv::waitForSlaveReady();
+
+ // Wait for reply
+ uint8_t _dataLen = 0;
+ SpiDrv::waitResponseCmd(GET_CURR_BSSID_CMD, PARAM_NUMS_1, _bssid, &_dataLen);
+
+ SpiDrv::spiSlaveDeselect();
+
+ return _bssid;
+}
+
+int32_t WiFiDrv::getCurrentRSSI()
+{
+ WAIT_FOR_SLAVE_SELECT();
+
+ // Send Command
+ SpiDrv::sendCmd(GET_CURR_RSSI_CMD, PARAM_NUMS_1);
+
+ uint8_t _dummy = DUMMY_DATA;
+ SpiDrv::sendParam(&_dummy, 1, LAST_PARAM);
+
+ //Wait the reply elaboration
+ SpiDrv::waitForSlaveReady();
+
+ // Wait for reply
+ uint8_t _dataLen = 0;
+ int32_t rssi = 0;
+ SpiDrv::waitResponseCmd(GET_CURR_RSSI_CMD, PARAM_NUMS_1, (uint8_t*)&rssi, &_dataLen);
+
+ SpiDrv::spiSlaveDeselect();
+
+ return rssi;
+}
+
+uint8_t WiFiDrv::getCurrentEncryptionType()
+{
+ WAIT_FOR_SLAVE_SELECT();
+
+ // Send Command
+ SpiDrv::sendCmd(GET_CURR_ENCT_CMD, PARAM_NUMS_1);
+
+ uint8_t _dummy = DUMMY_DATA;
+ SpiDrv::sendParam(&_dummy, 1, LAST_PARAM);
+
+ //Wait the reply elaboration
+ SpiDrv::waitForSlaveReady();
+
+ // Wait for reply
+ uint8_t dataLen = 0;
+ uint8_t encType = 0;
+ SpiDrv::waitResponseCmd(GET_CURR_ENCT_CMD, PARAM_NUMS_1, (uint8_t*)&encType, &dataLen);
+
+ SpiDrv::spiSlaveDeselect();
+
+ return encType;
+}
+
+int8_t WiFiDrv::startScanNetworks()
+{
+ WAIT_FOR_SLAVE_SELECT();
+
+ // Send Command
+ SpiDrv::sendCmd(START_SCAN_NETWORKS, PARAM_NUMS_0);
+
+ //Wait the reply elaboration
+ SpiDrv::waitForSlaveReady();
+
+ // Wait for reply
+ uint8_t _data = 0;
+ uint8_t _dataLen = 0;
+
+ if (!SpiDrv::waitResponseCmd(START_SCAN_NETWORKS, PARAM_NUMS_1, &_data, &_dataLen))
+ {
+ WARN("error waitResponse");
+ _data = WL_FAILURE;
+ }
+
+ SpiDrv::spiSlaveDeselect();
+
+ return (_data == WL_FAILURE)? _data : WL_SUCCESS;
+}
+
+
+uint8_t WiFiDrv::getScanNetworks()
+{
+ WAIT_FOR_SLAVE_SELECT();
+
+ // Send Command
+ SpiDrv::sendCmd(SCAN_NETWORKS, PARAM_NUMS_0);
+
+ //Wait the reply elaboration
+ SpiDrv::waitForSlaveReady();
+
+ // Wait for reply
+ uint8_t ssidListNum = 0;
+ SpiDrv::waitResponse(SCAN_NETWORKS, &ssidListNum, (uint8_t**)_networkSsid, WL_NETWORKS_LIST_MAXNUM);
+
+ SpiDrv::spiSlaveDeselect();
+
+ return ssidListNum;
+}
+
+char* WiFiDrv::getSSIDNetoworks(uint8_t networkItem)
+{
+ if (networkItem >= WL_NETWORKS_LIST_MAXNUM)
+ return NULL;
+
+ return _networkSsid[networkItem];
+}
+
+uint8_t WiFiDrv::getEncTypeNetowrks(uint8_t networkItem)
+{
+ if (networkItem >= WL_NETWORKS_LIST_MAXNUM)
+ return NULL;
+
+ WAIT_FOR_SLAVE_SELECT();
+
+ // Send Command
+ SpiDrv::sendCmd(GET_IDX_ENCT_CMD, PARAM_NUMS_1);
+
+ SpiDrv::sendParam(&networkItem, 1, LAST_PARAM);
+
+ //Wait the reply elaboration
+ SpiDrv::waitForSlaveReady();
+
+ // Wait for reply
+ uint8_t dataLen = 0;
+ uint8_t encType = 0;
+ SpiDrv::waitResponseCmd(GET_IDX_ENCT_CMD, PARAM_NUMS_1, (uint8_t*)&encType, &dataLen);
+
+ SpiDrv::spiSlaveDeselect();
+
+ return encType;
+}
+
+int32_t WiFiDrv::getRSSINetoworks(uint8_t networkItem)
+{
+ if (networkItem >= WL_NETWORKS_LIST_MAXNUM)
+ return NULL;
+ int32_t networkRssi = 0;
+
+ WAIT_FOR_SLAVE_SELECT();
+
+ // Send Command
+ SpiDrv::sendCmd(GET_IDX_RSSI_CMD, PARAM_NUMS_1);
+
+ SpiDrv::sendParam(&networkItem, 1, LAST_PARAM);
+
+ //Wait the reply elaboration
+ SpiDrv::waitForSlaveReady();
+
+ // Wait for reply
+ uint8_t dataLen = 0;
+ SpiDrv::waitResponseCmd(GET_IDX_RSSI_CMD, PARAM_NUMS_1, (uint8_t*)&networkRssi, &dataLen);
+
+ SpiDrv::spiSlaveDeselect();
+
+ return networkRssi;
+}
+
+uint8_t WiFiDrv::reqHostByName(const char* aHostname)
+{
+ WAIT_FOR_SLAVE_SELECT();
+
+ // Send Command
+ SpiDrv::sendCmd(REQ_HOST_BY_NAME_CMD, PARAM_NUMS_1);
+ SpiDrv::sendParam((uint8_t*)aHostname, strlen(aHostname), LAST_PARAM);
+
+ //Wait the reply elaboration
+ SpiDrv::waitForSlaveReady();
+
+ // Wait for reply
+ uint8_t _data = 0;
+ uint8_t _dataLen = 0;
+ uint8_t result = SpiDrv::waitResponseCmd(REQ_HOST_BY_NAME_CMD, PARAM_NUMS_1, &_data, &_dataLen);
+
+ SpiDrv::spiSlaveDeselect();
+
+ return result;
+}
+
+int WiFiDrv::getHostByName(IPAddress& aResult)
+{
+ uint8_t _ipAddr[WL_IPV4_LENGTH];
+ IPAddress dummy(0xFF,0xFF,0xFF,0xFF);
+ int result = 0;
+
+ WAIT_FOR_SLAVE_SELECT();
+ // Send Command
+ SpiDrv::sendCmd(GET_HOST_BY_NAME_CMD, PARAM_NUMS_0);
+
+ //Wait the reply elaboration
+ SpiDrv::waitForSlaveReady();
+
+ // Wait for reply
+ uint8_t _dataLen = 0;
+ if (!SpiDrv::waitResponseCmd(GET_HOST_BY_NAME_CMD, PARAM_NUMS_1, _ipAddr, &_dataLen))
+ {
+ WARN("error waitResponse");
+ }else{
+ aResult = _ipAddr;
+ result = (aResult != dummy);
+ }
+ SpiDrv::spiSlaveDeselect();
+ return result;
+}
+
+int WiFiDrv::getHostByName(const char* aHostname, IPAddress& aResult)
+{
+ uint8_t retry = 10;
+ if (reqHostByName(aHostname))
+ {
+ while(!getHostByName(aResult) && --retry > 0)
+ {
+ delay(1000);
+ }
+ }else{
+ return 0;
+ }
+ return (retry>0);
+}
+
+char* WiFiDrv::getFwVersion()
+{
+ WAIT_FOR_SLAVE_SELECT();
+ // Send Command
+ SpiDrv::sendCmd(GET_FW_VERSION_CMD, PARAM_NUMS_0);
+
+ //Wait the reply elaboration
+ SpiDrv::waitForSlaveReady();
+
+ // Wait for reply
+ uint8_t _dataLen = 0;
+ if (!SpiDrv::waitResponseCmd(GET_FW_VERSION_CMD, PARAM_NUMS_1, (uint8_t*)fwVersion, &_dataLen))
+ {
+ WARN("error waitResponse");
+ }
+ SpiDrv::spiSlaveDeselect();
+ return fwVersion;
+}
+
+WiFiDrv wiFiDrv;
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
diff --git a/libraries/WiFi/utility/wifi_spi.h b/libraries/WiFi/utility/wifi_spi.h
new file mode 100644
index 0000000..bf479e2
--- /dev/null
+++ b/libraries/WiFi/utility/wifi_spi.h
@@ -0,0 +1,144 @@
+#ifndef WiFi_Spi_h
+#define WiFi_Spi_h
+
+#include "wl_definitions.h"
+
+#define CMD_FLAG 0
+#define REPLY_FLAG 1<<7
+#define DATA_FLAG 0x40
+
+#define WIFI_SPI_ACK 1
+#define WIFI_SPI_ERR 0xFF
+
+#define TIMEOUT_CHAR 1000
+
+//#define MAX_SOCK_NUM 4 /**< Maxmium number of socket */
+#define NO_SOCKET_AVAIL 255
+
+#define START_CMD 0xE0
+#define END_CMD 0xEE
+#define ERR_CMD 0xEF
+
+enum {
+ SET_NET_CMD = 0x10,
+ SET_PASSPHRASE_CMD = 0x11,
+ SET_KEY_CMD = 0x12,
+ TEST_CMD = 0x13,
+
+ GET_CONN_STATUS_CMD = 0x20,
+ GET_IPADDR_CMD = 0x21,
+ GET_MACADDR_CMD = 0x22,
+ GET_CURR_SSID_CMD = 0x23,
+ GET_CURR_BSSID_CMD = 0x24,
+ GET_CURR_RSSI_CMD = 0x25,
+ GET_CURR_ENCT_CMD = 0x26,
+ SCAN_NETWORKS = 0x27,
+ START_SERVER_TCP_CMD= 0x28,
+ GET_STATE_TCP_CMD = 0x29,
+ DATA_SENT_TCP_CMD = 0x2A,
+ AVAIL_DATA_TCP_CMD = 0x2B,
+ GET_DATA_TCP_CMD = 0x2C,
+ START_CLIENT_TCP_CMD= 0x2D,
+ STOP_CLIENT_TCP_CMD = 0x2E,
+ GET_CLIENT_STATE_TCP_CMD= 0x2F,
+ DISCONNECT_CMD = 0x30,
+ GET_IDX_SSID_CMD = 0x31,
+ GET_IDX_RSSI_CMD = 0x32,
+ GET_IDX_ENCT_CMD = 0x33,
+ REQ_HOST_BY_NAME_CMD= 0x34,
+ GET_HOST_BY_NAME_CMD= 0x35,
+ START_SCAN_NETWORKS = 0x36,
+ GET_FW_VERSION_CMD = 0x37,
+
+ // All command with DATA_FLAG 0x40 send a 16bit Len
+
+ SEND_DATA_TCP_CMD = 0x44,
+ GET_DATABUF_TCP_CMD = 0x45,
+};
+
+
+enum wl_tcp_state {
+ CLOSED = 0,
+ LISTEN = 1,
+ SYN_SENT = 2,
+ SYN_RCVD = 3,
+ ESTABLISHED = 4,
+ FIN_WAIT_1 = 5,
+ FIN_WAIT_2 = 6,
+ CLOSE_WAIT = 7,
+ CLOSING = 8,
+ LAST_ACK = 9,
+ TIME_WAIT = 10
+};
+
+
+enum numParams{
+ PARAM_NUMS_0,
+ PARAM_NUMS_1,
+ PARAM_NUMS_2,
+ PARAM_NUMS_3,
+ PARAM_NUMS_4,
+ PARAM_NUMS_5,
+ MAX_PARAM_NUMS
+};
+
+#define MAX_PARAMS MAX_PARAM_NUMS-1
+#define PARAM_LEN_SIZE 1
+
+typedef struct __attribute__((__packed__))
+{
+ uint8_t paramLen;
+ char* param;
+}tParam;
+
+typedef struct __attribute__((__packed__))
+{
+ uint16_t dataLen;
+ char* data;
+}tDataParam;
+
+
+typedef struct __attribute__((__packed__))
+{
+ unsigned char cmd;
+ unsigned char tcmd;
+ unsigned char nParam;
+ tParam params[MAX_PARAMS];
+}tSpiMsg;
+
+typedef struct __attribute__((__packed__))
+{
+ unsigned char cmd;
+ unsigned char tcmd;
+ unsigned char nParam;
+ tDataParam params[MAX_PARAMS];
+}tSpiMsgData;
+
+
+typedef struct __attribute__((__packed__))
+{
+ unsigned char cmd;
+ unsigned char tcmd;
+ //unsigned char totLen;
+ unsigned char nParam;
+}tSpiHdr;
+
+typedef struct __attribute__((__packed__))
+{
+ uint8_t paramLen;
+ uint32_t param;
+}tLongParam;
+
+typedef struct __attribute__((__packed__))
+{
+ uint8_t paramLen;
+ uint16_t param;
+}tIntParam;
+
+typedef struct __attribute__((__packed__))
+{
+ uint8_t paramLen;
+ uint8_t param;
+}tByteParam;
+
+#endif
diff --git a/libraries/WiFi/utility/wl_definitions.h b/libraries/WiFi/utility/wl_definitions.h
new file mode 100644
index 0000000..15de781
--- /dev/null
+++ b/libraries/WiFi/utility/wl_definitions.h
@@ -0,0 +1,50 @@
+/*
+ * wl_definitions.h
+ *
+ * Created on: Mar 6, 2011
+ * Author: dlafauci
+ */
+
+#ifndef WL_DEFINITIONS_H_
+#define WL_DEFINITIONS_H_
+
+// Maximum size of a SSID
+#define WL_SSID_MAX_LENGTH 32
+// Length of passphrase. Valid lengths are 8-63.
+#define WL_WPA_KEY_MAX_LENGTH 63
+// Length of key in bytes. Valid values are 5 and 13.
+#define WL_WEP_KEY_MAX_LENGTH 13
+// Size of a MAC-address or BSSID
+#define WL_MAC_ADDR_LENGTH 6
+// Size of a MAC-address or BSSID
+#define WL_IPV4_LENGTH 4
+// Maximum size of a SSID list
+#define WL_NETWORKS_LIST_MAXNUM 10
+// Maxmium number of socket
+#define MAX_SOCK_NUM 4
+//Maximum number of attempts to establish wifi connection
+#define WL_MAX_ATTEMPT_CONNECTION 10
+
+typedef enum {
+ WL_NO_SHIELD = 255,
+ WL_IDLE_STATUS = 0,
+ WL_NO_SSID_AVAIL,
+ WL_SCAN_COMPLETED,
+ WL_CONNECTED,
+ WL_CONNECT_FAILED,
+ WL_CONNECTION_LOST,
+ WL_DISCONNECTED
+} wl_status_t;
+
+/* Encryption modes */
+enum wl_enc_type { /* Values map to 802.11 encryption suites... */
+ ENC_TYPE_WEP = 5,
+ ENC_TYPE_TKIP = 2,
+ ENC_TYPE_CCMP = 4,
+ /* ... except these two, 7 and 8 are reserved in 802.11-2007 */
+ ENC_TYPE_NONE = 7,
+ ENC_TYPE_AUTO = 8
+};
+
+
+#endif /* WL_DEFINITIONS_H_ */
diff --git a/libraries/WiFi/utility/wl_types.h b/libraries/WiFi/utility/wl_types.h
new file mode 100644
index 0000000..82b309d
--- /dev/null
+++ b/libraries/WiFi/utility/wl_types.h
@@ -0,0 +1,31 @@
+/*
+ * wl_types.h
+ *
+ * Created on: Jul 30, 2010
+ * Author: dlafauci
+ */
+
+
+#ifndef _WL_TYPES_H_
+#define _WL_TYPES_H_
+
+#include <inttypes.h>
+
+typedef enum {
+ WL_FAILURE = -1,
+ WL_SUCCESS = 1,
+} wl_error_code_t;
+
+/* Authentication modes */
+enum wl_auth_mode {
+ AUTH_MODE_INVALID,
+ AUTH_MODE_AUTO,
+ AUTH_MODE_OPEN_SYSTEM,
+ AUTH_MODE_SHARED_KEY,
+ AUTH_MODE_WPA,
+ AUTH_MODE_WPA2,
+ AUTH_MODE_WPA_PSK,
+ AUTH_MODE_WPA2_PSK
+};
+
+#endif //_WL_TYPES_H_