A client for the SmartREST protocol from Cumulocity.
Dependencies: HTTPClient SmartRest
Diff: SmartRest/Parser.h
- Revision:
- 11:844856ab160d
- Parent:
- 10:478414cc15a4
- Child:
- 12:788dd934f283
--- a/SmartRest/Parser.h Wed Feb 05 16:21:46 2014 +0000 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,94 +0,0 @@ -/* - * Parser.h - * - * Created on: Nov 1, 2013 - * * Authors: Vincent Wochnik <v.wochnik@gmail.com> - * - * Copyright (c) 2013 Cumulocity GmbH - * - * 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 THE AUTHORS OR COPYRIGHT HOLDERS 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. - */ - -/** - * @file Parser.h - * A CSV parser utilizing an AbstractDataSource instance for reading from - * a connection. - */ - -#ifndef PARSER_H -#define PARSER_H - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#include <stddef.h> -#include <stdint.h> -#include "ParsedRecord.h" -#include "AbstractDataSource.h" - -#ifndef PARSER_BUFFER_SIZE -#define PARSER_BUFFER_SIZE 81 -#endif - -/** Return value indicating that no error occurred. */ -#define PARSER_SUCCESS 0 -/** Return value indicating that a transmission timeout occurred during - * the transmission of a record. */ -#define PARSER_TIMEOUT_ERROR 1 -/** Return value indicating the end of response. */ -#define PARSER_END_OF_RESPONSE 2 -/** Return value indicating a parse error. */ -#define PARSER_PARSE_ERROR 3 - -/* - * A CSV parser implementation. - * This class parses CSV rows from a stream. - */ -class Parser -{ -public: - /* - * Creates a new Parser instance. - */ - Parser(); - - /* - * Parses a row from a stream. - * @param source the source to read from - * @param row the object written to - * @return a non-zero value if and only if an error occured. - */ - uint8_t readFrom(AbstractDataSource&,ParsedRecord&); - -private: - void parse(char); - void append(char); - void close(); - void reset(); - -private: - char _buffer[PARSER_BUFFER_SIZE]; - uint8_t _state; - char *_ptr; - size_t _count, _length, _trailing; -}; - -#endif