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/*
This file is part of the GSM3 communications library for Arduino
-- Multi-transport communications platform
-- Fully asynchronous
-- Includes code for the Arduino-Telefonica GSM/GPRS Shield V1
-- Voice calls
-- SMS
-- TCP/IP connections
-- HTTP basic clients
This library has been developed by Telef�nica Digital - PDI -
- Physical Internet Lab, as part as its collaboration with
Arduino and the Open Hardware Community.
September-December 2012
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
The latest version of this library can always be found at
https://github.com/BlueVia/Official-Arduino
*/
#ifndef __GSM3_SHIELDV1CLIENTPROVIDER__
#define __GSM3_SHIELDV1CLIENTPROVIDER__
#include <GSM3MobileClientProvider.h>
#include <GSM3ShieldV1BaseProvider.h>
class GSM3ShieldV1MultiClientProvider : public GSM3MobileClientProvider, public GSM3ShieldV1BaseProvider
{
private:
int remotePort; // Current operation remote port
int idSocket; // Remote ID socket
IPAddress remoteIP; // Remote IP address
uint16_t sockets;
/** Continue to connect TCP client function
*/
void connectTCPClientContinue();
/** Continue to disconnect TCP client function
*/
void disconnectTCPContinue();
/** Continue to begin socket for write function
*/
void beginWriteSocketContinue();
/** Continue to end write socket function
*/
void endWriteSocketContinue();
/** Continue to available socket function
*/
void availableSocketContinue();
/** Continue to flush socket function
*/
void flushSocketContinue();
// GATHER!
bool flagReadingSocket; //In case socket data being read, update fullBufferSocket in the next buffer.
bool fullBufferSocket; //To detect if the socket data being read needs another buffer.
bool client1_server0; //1 Client, 0 Server.
/** Parse QIRD response
@param rsp Returns true if expected response exists
@return true if command executed correctly
*/
bool parseQIRD_head(bool& rsp);
public:
/** Constructor */
GSM3ShieldV1MultiClientProvider();
/** Minimum socket
@return 0
*/
int minSocket(){return 0;};
/** Maximum socket
@return 5
*/
int maxSocket(){return 5;};
/** Connect to a remote TCP server
@param server String with IP or server name
@param port Remote port number
@param id_socket Local socket number
@return 0 if command running, 1 if success, otherwise error
*/
int connectTCPClient(const char* server, int port, int id_socket);
/** Connect to a remote TCP server
@param add Remote IP address
@param port Remote port number
@param id_socket Local socket number
@return 0 if command running, 1 if success, otherwise error
*/
int connectTCPClient(IPAddress add, int port, int id_socket);
/** Begin writing through a socket
@param client1Server0 1 if modem acts as client, 0 if acts as server
@param id_socket Local socket number
@return 0 if command running, 1 if success, otherwise error
*/
void beginWriteSocket(bool client1Server0, int id_socket);
/** Write through a socket. MUST go after beginWriteSocket()
@param buf characters to be written (final 0 will not be written)
*/
void writeSocket(const char* buf);
/** Write through a socket. MUST go after beginWriteSocket()
@param c character to be written
*/
void writeSocket(char c);
/** Finish current writing
*/
void endWriteSocket();
/** Check if there are data to be read in socket.
@param client1Server0 1 if modem acts as client, 0 if acts as server
@param id_socket Local socket number
@return 0 if command running, 1 if there are data available, 4 if no data, otherwise error
*/
int availableSocket(bool client, int id_socket); // With "available" and "readSocket" ask the modem for 1500 bytes.
/** Read a character from socket
@return socket
*/
int readSocket(); //If Read() gets to the end of the QIRD response, execute again QIRD SYNCHRONOUSLY
/** Flush socket
*/
void flushSocket();
/** Get a character but will not advance the buffer head
@return character
*/
int peekSocket();
/** Close a socket
@param client1Server0 1 if modem acts as client, 0 if acts as server
@param id_socket Local socket number
@return 0 if command running, 1 if success, otherwise error
*/
int disconnectTCP(bool client1Server0, int id_socket);
/** Recognize unsolicited event
@param from
@return true if successful
*/
bool recognizeUnsolicitedEvent(byte from);
/** Manages modem response
@param from Initial byte of buffer
@param to Final byte of buffer
*/
void manageResponse(byte from, byte to);
/** Get last command status
@return returns 0 if last command is still executing, 1 success, >1 error
*/
int ready(){return GSM3ShieldV1BaseProvider::ready();};
/** Get client socket
@param socket
@return socket
*/
int getSocket(int socket=-1);
/** Release socket
@param socket Socket for release
*/
void releaseSocket(int socket);
/** Get socket client status
@param socket Socket
@return socket client status
*/
bool getStatusSocketClient(uint8_t socket);
};
#endif
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