Add serial stream interface and the Arduino implementation

Signed-off-by: Javier Balloffet <[email protected]>
Ekumen-OS · Feb 11, 2024 · 98b56bb · 98b56bb
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diff --git a/andino_firmware/src/serial_stream.h b/andino_firmware/src/serial_stream.h
@@ -0,0 +1,177 @@
+// BSD 3-Clause License
+//
+// Copyright (c) 2024, Ekumen Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are met:
+//
+// 1. Redistributions of source code must retain the above copyright notice, this
+//    list of conditions and the following disclaimer.
+//
+// 2. 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.
+//
+// 3. Neither the name of the copyright holder nor the names of its
+//    contributors may be used to endorse or promote products derived from
+//    this software without specific prior written permission.
+//
+// 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.
+#pragma once
+
+#include <stdio.h>
+
+namespace andino {
+
+/// @brief This class defines an interface for serial streams.
+class SerialStream {
+ public:
+  /// @brief Supported numeral systems.
+  enum Base {
+    kBin = 2,
+    kOct = 8,
+    kDec = 10,
+    kHex = 16,
+  };
+
+  /// @brief Constructs a SerialStream.
+  explicit SerialStream() = default;
+
+  /// @brief Destructs the serial stream.
+  virtual ~SerialStream() = default;
+
+  /// @brief Initializes the serial stream.
+  ///
+  /// @param baud Data rate in bits per second (baud).
+  virtual void begin(unsigned long baud) const = 0;
+
+  /// @brief Gets the number of bytes available for reading.
+  ///
+  /// @return Number of bytes available for reading.
+  virtual int available() const = 0;
+
+  /// @brief Gets the incoming data.
+  ///
+  /// @return First byte of incoming data, or -1 if no data is available.
+  virtual int read() const = 0;
+
+  /// @brief Sends data as human-readable ASCII text.
+  ///
+  /// @param c String to send.
+  /// @return Number of bytes sent.
+  virtual size_t print(const char* c) const = 0;
+
+  /// @brief Sends data as human-readable ASCII text.
+  ///
+  /// @param c Character to send.
+  /// @return Number of bytes sent.
+  virtual size_t print(char c) const = 0;
+
+  /// @brief Sends data as human-readable ASCII text.
+  ///
+  /// @param b Byte to send.
+  /// @param base Numeral system to use for the representation.
+  /// @return Number of bytes sent.
+  virtual size_t print(unsigned char b, int base = kDec) const = 0;
+
+  /// @brief Sends data as human-readable ASCII text.
+  ///
+  /// @param num Number to send.
+  /// @param base Numeral system to use for the representation.
+  /// @return Number of bytes sent.
+  virtual size_t print(int num, int base = kDec) const = 0;
+
+  /// @brief Sends data as human-readable ASCII text.
+  ///
+  /// @param num Number to send.
+  /// @param base Numeral system to use for the representation.
+  /// @return Number of bytes sent.
+  virtual size_t print(unsigned int num, int base = kDec) const = 0;
+
+  /// @brief Sends data as human-readable ASCII text.
+  ///
+  /// @param num Number to send.
+  /// @param base Numeral system to use for the representation.
+  /// @return Number of bytes sent.
+  virtual size_t print(long num, int base = kDec) const = 0;
+
+  /// @brief Sends data as human-readable ASCII text.
+  ///
+  /// @param num Number to send.
+  /// @param base Numeral system to use for the representation.
+  /// @return Number of bytes sent.
+  virtual size_t print(unsigned long num, int base = kDec) const = 0;
+
+  /// @brief Sends data as human-readable ASCII text.
+  ///
+  /// @param num Number to send.
+  /// @param digits Number of decimal places to use.
+  /// @return Number of bytes sent.
+  virtual size_t print(double num, int digits = 2) const = 0;
+
+  /// @brief Sends data as human-readable ASCII text.
+  ///
+  /// @param c String to send.
+  /// @return Number of bytes sent.
+  virtual size_t println(const char* c) const = 0;
+
+  /// @brief Sends data as human-readable ASCII text.
+  ///
+  /// @param c Character to send.
+  /// @return Number of bytes sent.
+  virtual size_t println(char c) const = 0;
+
+  /// @brief Sends data as human-readable ASCII text.
+  ///
+  /// @param b Byte to send.
+  /// @param base Numeral system to use for the representation.
+  /// @return Number of bytes sent.
+  virtual size_t println(unsigned char b, int base = kDec) const = 0;
+
+  /// @brief Sends data as human-readable ASCII text.
+  ///
+  /// @param num Number to send.
+  /// @param base Numeral system to use for the representation.
+  /// @return Number of bytes sent.
+  virtual size_t println(int num, int base = kDec) const = 0;
+
+  /// @brief Sends data as human-readable ASCII text.
+  ///
+  /// @param num Number to send.
+  /// @param base Numeral system to use for the representation.
+  /// @return Number of bytes sent.
+  virtual size_t println(unsigned int num, int base = kDec) const = 0;
+
+  /// @brief Sends data as human-readable ASCII text.
+  ///
+  /// @param num Number to send.
+  /// @param base Numeral system to use for the representation.
+  /// @return Number of bytes sent.
+  virtual size_t println(long num, int base = kDec) const = 0;
+
+  /// @brief Sends data as human-readable ASCII text.
+  ///
+  /// @param num Number to send.
+  /// @param base Numeral system to use for the representation.
+  /// @return Number of bytes sent.
+  virtual size_t println(unsigned long num, int base = kDec) const = 0;
+
+  /// @brief Sends data as human-readable ASCII text.
+  ///
+  /// @param num Number to send.
+  /// @param digits Number of decimal places to use.
+  /// @return Number of bytes sent.
+  virtual size_t println(double num, int digits = 2) const = 0;
+};
+
+}  // namespace andino
diff --git a/andino_firmware/src/serial_stream_arduino.cpp b/andino_firmware/src/serial_stream_arduino.cpp
@@ -0,0 +1,90 @@
+// BSD 3-Clause License
+//
+// Copyright (c) 2024, Ekumen Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are met:
+//
+// 1. Redistributions of source code must retain the above copyright notice, this
+//    list of conditions and the following disclaimer.
+//
+// 2. 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.
+//
+// 3. Neither the name of the copyright holder nor the names of its
+//    contributors may be used to endorse or promote products derived from
+//    this software without specific prior written permission.
+//
+// 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.
+#include "serial_stream_arduino.h"
+
+#include <stdio.h>
+
+#include <Arduino.h>
+
+namespace andino {
+
+void SerialStreamArduino::begin(unsigned long baud) const { Serial.begin(baud); }
+
+int SerialStreamArduino::available() const { return Serial.available(); }
+
+int SerialStreamArduino::read() const { return Serial.read(); }
+
+size_t SerialStreamArduino::print(const char* c) const { return Serial.print(c); }
+
+size_t SerialStreamArduino::print(char c) const { return Serial.print(c); }
+
+size_t SerialStreamArduino::print(unsigned char b, int base) const { return Serial.print(b, base); }
+
+size_t SerialStreamArduino::print(int num, int base) const { return Serial.print(num, base); }
+
+size_t SerialStreamArduino::print(unsigned int num, int base) const {
+  return Serial.print(num, base);
+}
+
+size_t SerialStreamArduino::print(long num, int base) const { return Serial.print(num, base); }
+
+size_t SerialStreamArduino::print(unsigned long num, int base) const {
+  return Serial.print(num, base);
+}
+
+size_t SerialStreamArduino::print(double num, int digits) const {
+  return Serial.print(num, digits);
+}
+
+size_t SerialStreamArduino::println(const char* c) const { return Serial.println(c); }
+
+size_t SerialStreamArduino::println(char c) const { return Serial.println(c); }
+
+size_t SerialStreamArduino::println(unsigned char b, int base) const {
+  return Serial.println(b, base);
+}
+
+size_t SerialStreamArduino::println(int num, int base) const { return Serial.println(num, base); }
+
+size_t SerialStreamArduino::println(unsigned int num, int base) const {
+  return Serial.println(num, base);
+}
+
+size_t SerialStreamArduino::println(long num, int base) const { return Serial.println(num, base); }
+
+size_t SerialStreamArduino::println(unsigned long num, int base) const {
+  return Serial.println(num, base);
+}
+
+size_t SerialStreamArduino::println(double num, int digits) const {
+  return Serial.println(num, digits);
+}
+
+}  // namespace andino
diff --git a/andino_firmware/src/serial_stream_arduino.h b/andino_firmware/src/serial_stream_arduino.h
@@ -0,0 +1,83 @@
+// BSD 3-Clause License
+//
+// Copyright (c) 2024, Ekumen Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are met:
+//
+// 1. Redistributions of source code must retain the above copyright notice, this
+//    list of conditions and the following disclaimer.
+//
+// 2. 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.
+//
+// 3. Neither the name of the copyright holder nor the names of its
+//    contributors may be used to endorse or promote products derived from
+//    this software without specific prior written permission.
+//
+// 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.
+#pragma once
+
+#include <stdio.h>
+
+#include "serial_stream.h"
+
+namespace andino {
+
+/// @brief This class provides an Arduino implementation of the serial stream interface.
+class SerialStreamArduino : public SerialStream {
+ public:
+  /// @brief Constructs a SerialStreamArduino.
+  explicit SerialStreamArduino() : SerialStream() {}
+
+  void begin(unsigned long baud) const override;
+
+  int available() const override;
+
+  int read() const override;
+
+  size_t print(const char* c) const override;
+
+  size_t print(char c) const override;
+
+  size_t print(unsigned char b, int base) const override;
+
+  size_t print(int num, int base) const override;
+
+  size_t print(unsigned int num, int base) const override;
+
+  size_t print(long num, int base) const override;
+
+  size_t print(unsigned long num, int base) const override;
+
+  size_t print(double num, int digits) const override;
+
+  size_t println(const char* c) const override;
+
+  size_t println(char c) const override;
+
+  size_t println(unsigned char b, int base) const override;
+
+  size_t println(int num, int base) const override;
+
+  size_t println(unsigned int num, int base) const override;
+
+  size_t println(long num, int base) const override;
+
+  size_t println(unsigned long num, int base) const override;
+
+  size_t println(double num, int digits) const override;
+};
+
+}  // namespace andino