115 lines
3.6 KiB
C
115 lines
3.6 KiB
C
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/**
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* @file SFE_CC3000.h
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* @brief Library for the SparkFun CC3000 shield and breakout boards
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* @author Shawn Hymel (SparkFun Electronics)
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* @author Revisions by Jacob Rosenthal (https://github.com/jacobrosenthal)
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*
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* @copyright This code is public domain but you buy me a beer if you use
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* this and we meet someday (Beerware license).
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*
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* This library interfaces the TI CC3000 to Arduino over SPI. The library relies
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* on the Arduino built-in SPI commands. To use the library, instantiate an
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* SFE_CC3000 object, call the init() function, and then call connect() with the
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* necessary connection details.
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*/
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#ifndef SFE_CC3000_H
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#define SFE_CC3000_H
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#include <Arduino.h>
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#include "wlan.h" // Needed for CC3000 #defines
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#include "netapp.h" // Needed for struct types
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#include "Client.h"
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/* Constants for AP scanning */
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#define SCAN_MIN_DWELL_TIME 20 // Milliseconds
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#define SCAN_MAX_DWELL_TIME 30 // Milliseconds
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#define SCAN_NUM_PROBE_REQS 2
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#define SCAN_CHANNEL_MASK 0x7FF
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#define SCAN_RSSI_THRESHOLD -80
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#define SCAN_NSR_THRESHOLD 0
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#define SCAN_DEFAULT_TX_POWER 205
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#define SCAN_NUM_CHANNELS 16
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#define SCAN_CHANNEL_TIMEOUT 2000 // Milliseconds
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#define BSSID_LENGTH 6
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/* Struct for storing results from AP scan */
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typedef struct ScanResult {
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uint32_t num_networks;
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uint32_t scan_status;
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unsigned is_valid : 1;
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unsigned rssi : 7;
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unsigned security_mode : 2;
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unsigned ssid_length : 6;
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uint16_t entry_time;
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unsigned char ssid[32];
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unsigned char bssid[6];
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} ScanResult;
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/* Struct for returning results to the user from AP scan */
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typedef struct AccessPointInfo {
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unsigned int rssi;
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unsigned int security_mode;
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char ssid[32];
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unsigned char bssid[6];
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} AccessPointInfo;
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/* Struct for returning connection information to the user */
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typedef struct ConnectionInfo {
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unsigned char ip_address[4];
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unsigned char subnet_mask[4];
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unsigned char default_gateway[4];
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unsigned char dhcp_server[4];
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unsigned char dns_server[4];
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unsigned char mac_address[6];
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char ssid[32];
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} ConnectionInfo;
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/* Struct for returning ping reports to the user */
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typedef struct PingReports
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{
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unsigned long packets_sent;
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unsigned long packets_received;
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unsigned long min_round_time;
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unsigned long max_round_time;
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unsigned long avg_round_time;
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} PingReport;
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/* CC3000 class */
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class SFE_CC3000 {
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public:
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SFE_CC3000(uint8_t int_pin, uint8_t en_pin, uint8_t cs_pin);
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~SFE_CC3000();
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bool init();
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bool getFirmwareVersion(unsigned char *fw_ver);
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bool getMacAddress(unsigned char *mac_addr);
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bool scanAccessPoints(unsigned int scan_time);
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bool getNextAccessPoint(AccessPointInfo &ap_info);
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bool connect( char *ssid,
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unsigned int security,
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char *password = NULL,
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unsigned int timeout = 0);
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bool startSmartConfig(unsigned int timeout = 3000);
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bool fastConnect(unsigned int timeout = 3000);
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bool disconnect();
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bool dnsLookup(char *hostname, IPAddress *ip_address);
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bool ping( IPAddress ip_address,
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PingReport &ping_report,
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unsigned int attempts = 1,
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unsigned int size = 56,
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unsigned int timeout = 1000);
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bool getDHCPStatus();
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bool getConnectionStatus();
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bool getInitStatus();
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bool getConnectionInfo(ConnectionInfo &info);
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private:
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bool is_initialized_;
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uint32_t num_access_points_;
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uint32_t access_point_count_;
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ScanResult ap_scan_result_;
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tNetappIpconfigRetArgs connection_info_;
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};
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#endif
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