Line 14... |
Line 14... |
// Creator: Dan Gisselquist, Ph.D.
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// Creator: Dan Gisselquist, Ph.D.
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// Gisselquist Technology, LLC
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// Gisselquist Technology, LLC
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//
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//
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////////////////////////////////////////////////////////////////////////////////
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////////////////////////////////////////////////////////////////////////////////
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//
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//
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// Copyright (C) 2015, Gisselquist Technology, LLC
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// Copyright (C) 2015-2016, Gisselquist Technology, LLC
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//
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//
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// This program is free software (firmware): you can redistribute it and/or
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// This program is free software (firmware): you can redistribute it and/or
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// modify it under the terms of the GNU General Public License as published
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// modify it under the terms of the GNU General Public License as published
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// by the Free Software Foundation, either version 3 of the License, or (at
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// by the Free Software Foundation, either version 3 of the License, or (at
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// your option) any later version.
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// your option) any later version.
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Line 76... |
Line 76... |
m_total_nread += nr;
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m_total_nread += nr;
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return nr;
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return nr;
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}
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}
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void LLCOMMSI::close(void) {
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void LLCOMMSI::close(void) {
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if(m_fdw>=0) ::close(m_fdw);
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if(m_fdw>=0)
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if((m_fdr>=0)&&(m_fdr != m_fdw)) ::close(m_fdr);
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::close(m_fdw);
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if((m_fdr>=0)&&(m_fdr != m_fdw))
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::close(m_fdr);
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m_fdw = m_fdr = -1;
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m_fdw = m_fdr = -1;
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}
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}
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bool LLCOMMSI::poll(unsigned ms) {
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bool LLCOMMSI::poll(unsigned ms) {
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struct pollfd fds;
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struct pollfd fds;
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Line 93... |
Line 95... |
if (fds.revents & POLLIN) {
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if (fds.revents & POLLIN) {
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return true;
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return true;
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} else return false;
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} else return false;
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}
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}
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int LLCOMMSI::available(void) {
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return poll(0)?1:0;
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}
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TTYCOMMS::TTYCOMMS(const char *dev) {
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TTYCOMMS::TTYCOMMS(const char *dev) {
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m_fdr = ::open(dev, O_RDWR | O_NONBLOCK);
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m_fdr = ::open(dev, O_RDWR | O_NONBLOCK);
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if (m_fdr < 0) {
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if (m_fdr < 0) {
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printf("\n Error : Could not open %s\n", dev);
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printf("\n Error : Could not open %s\n", dev);
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perror("O/S Err:");
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perror("O/S Err:");
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