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110 lines
4.3 KiB
C++
110 lines
4.3 KiB
C++
/// \file
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/// \brief QP::QS::str() and QP::QS::str_ROM() implementation
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/// \ingroup qs
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/// \cond
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///***************************************************************************
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/// Product: QS/C++
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/// Last updated for version 5.3.0
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/// Last updated on 2014-04-10
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///
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/// Q u a n t u m L e a P s
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/// ---------------------------
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/// innovating embedded systems
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///
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/// Copyright (C) Quantum Leaps, www.state-machine.com.
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///
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/// This program is open source software: 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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/// by the Free Software Foundation, either version 3 of the License, or
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/// (at your option) any later version.
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///
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/// Alternatively, this program may be distributed and modified under the
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/// terms of Quantum Leaps commercial licenses, which expressly supersede
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/// the GNU General Public License and are specifically designed for
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/// licensees interested in retaining the proprietary status of their code.
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///
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/// This program is distributed in the hope that it will be useful,
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/// but WITHOUT ANY WARRANTY; without even the implied warranty of
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/// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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/// GNU General Public License for more details.
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///
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/// You should have received a copy of the GNU General Public License
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/// along with this program. If not, see <http://www.gnu.org/licenses/>.
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///
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/// Contact information:
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/// Web: www.state-machine.com
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/// Email: info@state-machine.com
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///***************************************************************************
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/// \endcond
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#define QP_IMPL // this is QF/QK implementation
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#include "qs_port.h" // QS port
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#include "qs_pkg.h" // QS package-scope internal interface
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namespace QP {
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//****************************************************************************
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/// \note This function is only to be used through macros, never in the
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/// client code directly.
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///
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void QS::str(char_t const *s) {
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uint8_t b = static_cast<uint8_t>(*s);
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uint8_t chksum_ = static_cast<uint8_t>(
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priv_.chksum + static_cast<uint8_t>(STR_T));
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uint8_t *buf_ = priv_.buf; // put in a temporary (register)
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QSCtr head_ = priv_.head; // put in a temporary (register)
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QSCtr end_ = priv_.end; // put in a temporary (register)
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QSCtr used_ = priv_.used; // put in a temporary (register)
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used_ += static_cast<QSCtr>(2); // the format byte and the terminating-0
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QS_INSERT_BYTE(static_cast<uint8_t>(STR_T))
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while (b != static_cast<uint8_t>(0)) {
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// ASCII characters don't need escaping
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chksum_ += b; // update checksum
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QS_INSERT_BYTE(b)
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QS_PTR_INC_(s);
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b = static_cast<uint8_t>(*s);
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++used_;
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}
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QS_INSERT_BYTE(static_cast<uint8_t>(0)) // zero-terminate the string
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priv_.head = head_; // save the head
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priv_.chksum = chksum_; // save the checksum
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priv_.used = used_; // save # of used buffer space
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}
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//****************************************************************************
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/// \note This function is only to be used through macros, never in the
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/// client code directly.
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///
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void QS::str_ROM(char_t const Q_ROM *s) {
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uint8_t b = static_cast<uint8_t>(Q_ROM_BYTE(*s));
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uint8_t chksum_ = static_cast<uint8_t>(
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priv_.chksum + static_cast<uint8_t>(STR_T));
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uint8_t *buf_ = priv_.buf; // put in a temporary (register)
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QSCtr head_ = priv_.head; // put in a temporary (register)
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QSCtr end_ = priv_.end; // put in a temporary (register)
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QSCtr used_ = priv_.used; // put in a temporary (register)
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used_ += static_cast<QSCtr>(2); // the format byte and the terminating-0
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QS_INSERT_BYTE(static_cast<uint8_t>(STR_T))
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while (b != static_cast<uint8_t>(0)) {
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// ASCII characters don't need escaping
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chksum_ += b; // update checksum
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QS_INSERT_BYTE(b)
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QS_PTR_INC_(s);
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b = static_cast<uint8_t>(Q_ROM_BYTE(*s));
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++used_;
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}
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QS_INSERT_BYTE(static_cast<uint8_t>(0)) // zero-terminate the string
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priv_.head = head_; // save the head
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priv_.chksum = chksum_; // save the checksum
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priv_.used = used_; // save # of used buffer space
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}
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} // namespace QP
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