CWTX.hxx

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/*
Copyright (c) 2012,2013,2014, 2025 Matthew H. Reilly (kb1vc)
All rights reserved.
 
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
 
    Redistributions of source code must retain the above copyright
    notice, this list of conditions and the following disclaimer.
    Redistributions in binary form must reproduce the above copyright
    notice, this list of conditions and the following disclaimer in
    the documentation and/or other materials provided with the
    distribution.
 
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
 
#ifndef CWTX_HDR
#define CWTX_HDR
#include "SoDaBase.hxx"
#include "SoDaThread.hxx"
 
#include "Command.hxx"
#include "Params.hxx"
#include "UI.hxx"
#include "CWGenerator.hxx"
 
#include <SoDa/MailBox.hxx>
 
#include <time.h>
#include <sys/time.h>
#include <mutex>
#include <memory>
 
namespace SoDa {
  class CWTX;
  typedef std::shared_ptr<CWTX> CWTXPtr;
 
  
  class CWTX : public SoDa::Thread {
  protected:
    CWTX(ParamsPtr params);
 
  public:
    static CWTXPtr make(ParamsPtr params)
    {
      auto ret = std::shared_ptr<CWTX>(new CWTX(params));
      ret->registerThread(ret);
      return ret; 
    }
    
    void subscribeToMailBoxes(const std::vector<MailBoxBasePtr> & mailboxes);    

    void run();
  private:
    void execGetCommand(CommandPtr cmd); 
    void execSetCommand(CommandPtr cmd); 
    void execRepCommand(CommandPtr cmd);

    void enqueueText(const char * buf);

    void clearTextQueue();

    bool sendAvailChar();
 
    int sent_char_count; 
 
    std::shared_ptr<CWGenerator> cwgen; 
    
    CmdMBoxPtr cwtxt_stream; 
    CmdMBoxPtr cmd_stream; 
    FDatMBoxPtr cw_env_stream; 
    CmdMBox::Subscription cwtxt_subs; 
    CmdMBox::Subscription cmd_subs; 
 
    bool txmode_is_cw; 
    bool old_txmode_is_cw; 
    bool tx_on; 
    
    double rf_sample_rate; 
    unsigned int rf_buffer_size; 
 
    std::queue<char> text_queue; 
    std::mutex text_mutex; 
    
    std::queue<int> break_notification_id_queue;  
    std::mutex break_id_mutex; 
  }; 
}
 
 
#endif