editable serial input line buffer
Dependents: MAX5715BOB_Tester MAX11131BOB_Tester MAX5171BOB_Tester MAX11410BOB_Tester ... more
Diff: CmdLine.h
- Revision:
- 0:4d7de8b5c800
- Child:
- 1:5b33e7447601
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/CmdLine.h Thu May 23 22:08:35 2019 +0000 @@ -0,0 +1,102 @@ +// /******************************************************************************* +// * Copyright (C) 2019 Maxim Integrated Products, Inc., All Rights Reserved. +// * +// * Permission is hereby granted, free of charge, to any person obtaining a +// * copy of this software and associated documentation files (the "Software"), +// * to deal in the Software without restriction, including without limitation +// * the rights to use, copy, modify, merge, publish, distribute, sublicense, +// * and/or sell copies of the Software, and to permit persons to whom the +// * Software is furnished to do so, subject to the following conditions: +// * +// * The above copyright notice and this permission notice shall be included +// * in all copies or substantial portions of the Software. +// * +// * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS +// * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +// * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. +// * IN NO EVENT SHALL MAXIM INTEGRATED BE LIABLE FOR ANY CLAIM, DAMAGES +// * OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, +// * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR +// * OTHER DEALINGS IN THE SOFTWARE. +// * +// * Except as contained in this notice, the name of Maxim Integrated +// * Products, Inc. shall not be used except as stated in the Maxim Integrated +// * Products, Inc. Branding Policy. +// * +// * The mere transfer of this software does not imply any licenses +// * of trade secrets, proprietary technology, copyrights, patents, +// * trademarks, maskwork rights, or any other form of intellectual +// * property whatsoever. Maxim Integrated Products, Inc. retains all +// * ownership rights. +// ******************************************************************************* +// */ +// ********************************************************************* +// @file CmdLine.h +// ********************************************************************* + +// Prevent multiple declaration +#ifndef __CmdLine_H__ +#define __CmdLine_H__ + +#include "mbed.h" + +/// @todo on_immediate_0x21() on_immediate_0x7b() on_immediate_0x7d() +/// should be declared in a more extensible way +void on_immediate_0x21(); // Unicode (U+0021) ! EXCLAMATION MARK +void on_immediate_0x7b(); // Unicode (U+007B) { LEFT CURLY BRACKET +void on_immediate_0x7d(); // Unicode (U+007D) } RIGHT CURLY BRACKET + + +/** + @brief CmdLine class manages an editable serial input line buffer + */ +class CmdLine +{ +protected: + static const unsigned int COMMAND_BUFFER_LENGTH = 96; // buffer includes null termination + unsigned int indexOfNextEmptyCell; + char buf[COMMAND_BUFFER_LENGTH]; + Stream& associatedSerialPort; + const char *name; +public: + CmdLine(Stream& AssociatedSerialPort, const char *Name); + void clear(); + //void idleAppendIfReadable(); // append ch to buf, unless BS or EOL or other editing character + void append(char ch); // append ch to buf, unless BS or EOL or other editing character + Callback<void(CmdLine&)> onEOLcommandParser; // on CR or LF, parse the command buffer + /** serial returns reference to the associated serial port */ + Stream& serial(void) const { + return associatedSerialPort; + }; + /** CmdLine[index] returns the character at specified index; [0] is the first character */ + char operator[] (unsigned int index) const { + if (index >= indexOfNextEmptyCell) return '\0'; + return buf[index]; + }; + /** str returns the c-string buffer */ + const char *str() const { + return buf; + }; + /** nameStr returns the names of the associated serial port */ + const char *nameStr() const { + return name; + }; + + // bool parse_and_remove_key(const char *key, int& matched_index); + bool parse_and_remove_key(const char *key, char *valueBuf, size_t valueBufLen); + + bool parse_frequency_Hz(const char *key, uint32_t& frequency_Hz); + bool parse_flag(const char *key, uint8_t& nFlagVar, const uint8_t nFlagBitMask); + bool parse_byte_hex(const char *key, uint8_t& nByteVar); + bool parse_byte_dec(const char *key, uint8_t& nByteVar); + bool parse_uint16_hex(const char *key, uint16_t& uint16Var); + bool parse_int16_hex(const char *key, int16_t& int16Var); + bool parse_float(const char *key, float& floatVar); + bool parse_byteCount_byteList_hex(size_t& byteCount, char *mosiDataBuf, size_t mosiDataBufSize); + bool parse_byteCount_byteList_dec(size_t& byteCount, char *mosiDataBuf, size_t mosiDataBufSize); +}; + +#endif // __CmdLine_H__ + +// End of file +