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lib/microReticulum/src/Utilities/Stream.cpp copilot/add-rtnode-configuration-options (9529fa8a) Text, 9.40 KB
T8b949e/*
Stream.cpp - adds parsing methods to Stream class
Copyright (c) 2008 David A. Mellis. All right reserved.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Created July 2011
parsing functions based on TextFinder library by Michael Margolis
*/
Tff7b72#Tff7b72ifndef ARDUINO
Tff7b72#Tff7b72include T8b949e"Stream.h"
Tff7b72#Tff7b72include T8b949e"OS.h"
Tff7b72#Tff7b72define PARSE_TIMEOUT 1000 T8b949e// default number of milli-seconds to wait
Tff7b72#Tff7b72define NO_SKIP_CHAR 1 T8b949e// a magic char not found in a valid ASCII numeric field
T8b949e// private method to read stream with timeout
Tffa657int Td2a8ffStream::timedReadTb4b4b4(Tb4b4b4)
Tb4b4b4{
Tffa657int Te6edf3cTb4b4b4;
Te6edf3_startMillis Tff7b72= Te6edf3RNSTff7b72:Tff7b72:Te6edf3UtilitiesTff7b72:Tff7b72:Te6edf3OSTff7b72:Tff7b72:Te6edf3ltimeTb4b4b4(Tb4b4b4)Tb4b4b4;
Tff7b72do Tb4b4b4{
Te6edf3c Tff7b72= Te6edf3readTb4b4b4(Tb4b4b4)Tb4b4b4;
Tff7b72ifTb4b4b4(Te6edf3c Tff7b72>Tff7b72= T79c0ff0Tb4b4b4) Tb4b4b4{
Tff7b72return Te6edf3cTb4b4b4;
Tb4b4b4}
Tb4b4b4} Tff7b72whileTb4b4b4(Te6edf3RNSTff7b72:Tff7b72:Te6edf3UtilitiesTff7b72:Tff7b72:Te6edf3OSTff7b72:Tff7b72:Te6edf3ltimeTb4b4b4(Tb4b4b4) Tff7b72- Te6edf3_startMillis Tff7b72< Te6edf3_timeoutTb4b4b4)Tb4b4b4;
Tff7b72return T79c0ff-1Tb4b4b4; T8b949e// -1 indicates timeout
Tb4b4b4}
T8b949e// private method to peek stream with timeout
Tffa657int Td2a8ffStream::timedPeekTb4b4b4(Tb4b4b4)
Tb4b4b4{
Tffa657int Te6edf3cTb4b4b4;
Te6edf3_startMillis Tff7b72= Te6edf3RNSTff7b72:Tff7b72:Te6edf3UtilitiesTff7b72:Tff7b72:Te6edf3OSTff7b72:Tff7b72:Te6edf3ltimeTb4b4b4(Tb4b4b4)Tb4b4b4;
Tff7b72do Tb4b4b4{
Te6edf3c Tff7b72= Te6edf3peekTb4b4b4(Tb4b4b4)Tb4b4b4;
Tff7b72ifTb4b4b4(Te6edf3c Tff7b72>Tff7b72= T79c0ff0Tb4b4b4) Tb4b4b4{
Tff7b72return Te6edf3cTb4b4b4;
Tb4b4b4}
Tb4b4b4} Tff7b72whileTb4b4b4(Te6edf3RNSTff7b72:Tff7b72:Te6edf3UtilitiesTff7b72:Tff7b72:Te6edf3OSTff7b72:Tff7b72:Te6edf3ltimeTb4b4b4(Tb4b4b4) Tff7b72- Te6edf3_startMillis Tff7b72< Te6edf3_timeoutTb4b4b4)Tb4b4b4;
Tff7b72return T79c0ff-1Tb4b4b4; T8b949e// -1 indicates timeout
Tb4b4b4}
T8b949e// returns peek of the next digit in the stream or -1 if timeout
T8b949e// discards non-numeric characters
Tffa657int Td2a8ffStream::peekNextDigitTb4b4b4(Tb4b4b4)
Tb4b4b4{
Tffa657int Te6edf3cTb4b4b4;
Tff7b72whileTb4b4b4(T79c0ff1Tb4b4b4) Tb4b4b4{
Te6edf3c Tff7b72= Te6edf3timedPeekTb4b4b4(Tb4b4b4)Tb4b4b4;
Tff7b72ifTb4b4b4(Te6edf3c Tff7b72< T79c0ff0Tb4b4b4) Tb4b4b4{
Tff7b72return Te6edf3cTb4b4b4; T8b949e// timeout
Tb4b4b4}
Tff7b72ifTb4b4b4(Te6edf3c Tff7b72=Tff7b72= Ta5d6ff'Ta5d6ff-Ta5d6ff'Tb4b4b4) Tb4b4b4{
Tff7b72return Te6edf3cTb4b4b4;
Tb4b4b4}
Tff7b72ifTb4b4b4(Te6edf3c Tff7b72>Tff7b72= Ta5d6ff'Ta5d6ff0Ta5d6ff' Tff7b72&Tff7b72& Te6edf3c Tff7b72<Tff7b72= Ta5d6ff'Ta5d6ff9Ta5d6ff'Tb4b4b4) Tb4b4b4{
Tff7b72return Te6edf3cTb4b4b4;
Tb4b4b4}
Te6edf3readTb4b4b4(Tb4b4b4)Tb4b4b4; T8b949e// discard non-numeric
Tb4b4b4}
Tb4b4b4}
T8b949e// Public Methods
T8b949e//////////////////////////////////////////////////////////////
Tffa657void Td2a8ffStream::setTimeoutTb4b4b4(Tffa657unsigned Tffa657long Te6edf3timeoutTb4b4b4) T8b949e// sets the maximum number of milliseconds to wait
Tb4b4b4{
Te6edf3_timeout Tff7b72= Te6edf3timeoutTb4b4b4;
Tb4b4b4}
Tffa657unsigned Tffa657long Td2a8ffStream::getTimeoutTb4b4b4(Tffa657voidTb4b4b4) Tb4b4b4{
Tff7b72return Te6edf3_timeoutTb4b4b4;
Tb4b4b4}
T8b949e// find returns true if the target string is found
Tffa657bool Td2a8ffStream::findTb4b4b4(Tff7b72const Tffa657char Tff7b72*Te6edf3targetTb4b4b4)
Tb4b4b4{
Tff7b72return Te6edf3findUntilTb4b4b4(Te6edf3targetTb4b4b4, Te6edf3strlenTb4b4b4(Te6edf3targetTb4b4b4)Tb4b4b4, Tffa657NULLTb4b4b4, T79c0ff0Tb4b4b4)Tb4b4b4;
Tb4b4b4}
T8b949e// reads data from the stream until the target string of given length is found
T8b949e// returns true if target string is found, false if timed out
Tffa657bool Td2a8ffStream::findTb4b4b4(Tff7b72const Tffa657char Tff7b72*Te6edf3targetTb4b4b4, Tffa657size_t Te6edf3lengthTb4b4b4)
Tb4b4b4{
Tff7b72return Te6edf3findUntilTb4b4b4(Te6edf3targetTb4b4b4, Te6edf3lengthTb4b4b4, Tffa657NULLTb4b4b4, T79c0ff0Tb4b4b4)Tb4b4b4;
Tb4b4b4}
T8b949e// as find but search ends if the terminator string is found
Tffa657bool Td2a8ffStream::findUntilTb4b4b4(Tff7b72const Tffa657char Tff7b72*Te6edf3targetTb4b4b4, Tff7b72const Tffa657char Tff7b72*Te6edf3terminatorTb4b4b4)
Tb4b4b4{
Tff7b72return Te6edf3findUntilTb4b4b4(Te6edf3targetTb4b4b4, Te6edf3strlenTb4b4b4(Te6edf3targetTb4b4b4)Tb4b4b4, Te6edf3terminatorTb4b4b4, Te6edf3strlenTb4b4b4(Te6edf3terminatorTb4b4b4)Tb4b4b4)Tb4b4b4;
Tb4b4b4}
T8b949e// reads data from the stream until the target string of the given length is found
T8b949e// search terminated if the terminator string is found
T8b949e// returns true if target string is found, false if terminated or timed out
Tffa657bool Td2a8ffStream::findUntilTb4b4b4(Tff7b72const Tffa657char Tff7b72*Te6edf3targetTb4b4b4, Tffa657size_t Te6edf3targetLenTb4b4b4, Tff7b72const Tffa657char Tff7b72*Te6edf3terminatorTb4b4b4, Tffa657size_t Te6edf3termLenTb4b4b4)
Tb4b4b4{
Tff7b72if Tb4b4b4(Te6edf3terminator Tff7b72=Tff7b72= Tffa657NULLTb4b4b4) Tb4b4b4{
Te6edf3MultiTarget Te6edf3tTb4b4b4[T79c0ff1Tb4b4b4] Tff7b72= Tb4b4b4{Tb4b4b4{Te6edf3targetTb4b4b4, Te6edf3targetLenTb4b4b4, T79c0ff0Tb4b4b4}Tb4b4b4}Tb4b4b4;
Tff7b72return Te6edf3findMultiTb4b4b4(Te6edf3tTb4b4b4, T79c0ff1Tb4b4b4) Tff7b72=Tff7b72= T79c0ff0 Tff7b72? Tffa657true Tff7b72: Tffa657falseTb4b4b4;
Tb4b4b4} Tff7b72else Tb4b4b4{
Te6edf3MultiTarget Te6edf3tTb4b4b4[T79c0ff2Tb4b4b4] Tff7b72= Tb4b4b4{Tb4b4b4{Te6edf3targetTb4b4b4, Te6edf3targetLenTb4b4b4, T79c0ff0Tb4b4b4}Tb4b4b4, Tb4b4b4{Te6edf3terminatorTb4b4b4, Te6edf3termLenTb4b4b4, T79c0ff0Tb4b4b4}Tb4b4b4}Tb4b4b4;
Tff7b72return Te6edf3findMultiTb4b4b4(Te6edf3tTb4b4b4, T79c0ff2Tb4b4b4) Tff7b72=Tff7b72= T79c0ff0 Tff7b72? Tffa657true Tff7b72: Tffa657falseTb4b4b4;
Tb4b4b4}
Tb4b4b4}
Tffa657int Td2a8ffStream::findMultiTb4b4b4( Tff7b72struct T56d364StreamTff7b72:Tff7b72:Te6edf3MultiTarget Tff7b72*Te6edf3targetsTb4b4b4, Tffa657int Te6edf3tCountTb4b4b4) Tb4b4b4{
T8b949e// any zero length target string automatically matches and would make
T8b949e// a mess of the rest of the algorithm.
Tff7b72for Tb4b4b4(Tff7b72struct T56d364MultiTarget Tff7b72*Te6edf3t Tff7b72= Te6edf3targetsTb4b4b4; Te6edf3t Tff7b72< Te6edf3targetsTff7b72+Te6edf3tCountTb4b4b4; Tff7b72+Tff7b72+Te6edf3tTb4b4b4) Tb4b4b4{
Tff7b72if Tb4b4b4(Te6edf3tTff7b72-Tff7b72>Te6edf3len Tff7b72<Tff7b72= T79c0ff0Tb4b4b4)
Tff7b72return Te6edf3t Tff7b72- Te6edf3targetsTb4b4b4;
Tb4b4b4}
Tff7b72while Tb4b4b4(T79c0ff1Tb4b4b4) Tb4b4b4{
Tffa657int Te6edf3c Tff7b72= Te6edf3timedReadTb4b4b4(Tb4b4b4)Tb4b4b4;
Tff7b72if Tb4b4b4(Te6edf3c Tff7b72< T79c0ff0Tb4b4b4)
Tff7b72return T79c0ff-1Tb4b4b4;
Tff7b72for Tb4b4b4(Tff7b72struct T56d364MultiTarget Tff7b72*Te6edf3t Tff7b72= Te6edf3targetsTb4b4b4; Te6edf3t Tff7b72< Te6edf3targetsTff7b72+Te6edf3tCountTb4b4b4; Tff7b72+Tff7b72+Te6edf3tTb4b4b4) Tb4b4b4{
T8b949e// the simple case is if we match, deal with that first.
Tff7b72if Tb4b4b4(Te6edf3c Tff7b72=Tff7b72= Te6edf3tTff7b72-Tff7b72>Te6edf3strTb4b4b4[Te6edf3tTff7b72-Tff7b72>Te6edf3indexTb4b4b4]Tb4b4b4) Tb4b4b4{
Tff7b72if Tb4b4b4(Tff7b72+Tff7b72+Te6edf3tTff7b72-Tff7b72>Te6edf3index Tff7b72=Tff7b72= Te6edf3tTff7b72-Tff7b72>Te6edf3lenTb4b4b4)
Tff7b72return Te6edf3t Tff7b72- Te6edf3targetsTb4b4b4;
Tff7b72else
Tff7b72continueTb4b4b4;
Tb4b4b4}
T8b949e// if not we need to walk back and see if we could have matched further
T8b949e// down the stream (ie '1112' doesn't match the first position in '11112'
T8b949e// but it will match the second position so we can't just reset the current
T8b949e// index to 0 when we find a mismatch.
Tff7b72if Tb4b4b4(Te6edf3tTff7b72-Tff7b72>Te6edf3index Tff7b72=Tff7b72= T79c0ff0Tb4b4b4)
Tff7b72continueTb4b4b4;
Tffa657int Te6edf3origIndex Tff7b72= Te6edf3tTff7b72-Tff7b72>Te6edf3indexTb4b4b4;
Tff7b72do Tb4b4b4{
Tff7b72-Tff7b72-Te6edf3tTff7b72-Tff7b72>Te6edf3indexTb4b4b4;
T8b949e// first check if current char works against the new current index
Tff7b72if Tb4b4b4(Te6edf3c Tff7b72!Tff7b72= Te6edf3tTff7b72-Tff7b72>Te6edf3strTb4b4b4[Te6edf3tTff7b72-Tff7b72>Te6edf3indexTb4b4b4]Tb4b4b4)
Tff7b72continueTb4b4b4;
T8b949e// if it's the only char then we're good, nothing more to check
Tff7b72if Tb4b4b4(Te6edf3tTff7b72-Tff7b72>Te6edf3index Tff7b72=Tff7b72= T79c0ff0Tb4b4b4) Tb4b4b4{
Te6edf3tTff7b72-Tff7b72>Te6edf3indexTff7b72+Tff7b72+Tb4b4b4;
Tff7b72breakTb4b4b4;
Tb4b4b4}
T8b949e// otherwise we need to check the rest of the found string
Tffa657int Te6edf3diff Tff7b72= Te6edf3origIndex Tff7b72- Te6edf3tTff7b72-Tff7b72>Te6edf3indexTb4b4b4;
Tffa657size_t Te6edf3iTb4b4b4;
Tff7b72for Tb4b4b4(Te6edf3i Tff7b72= T79c0ff0Tb4b4b4; Te6edf3i Tff7b72< Te6edf3tTff7b72-Tff7b72>Te6edf3indexTb4b4b4; Tff7b72+Tff7b72+Te6edf3iTb4b4b4) Tb4b4b4{
Tff7b72if Tb4b4b4(Te6edf3tTff7b72-Tff7b72>Te6edf3strTb4b4b4[Te6edf3iTb4b4b4] Tff7b72!Tff7b72= Te6edf3tTff7b72-Tff7b72>Te6edf3strTb4b4b4[Te6edf3i Tff7b72+ Te6edf3diffTb4b4b4]Tb4b4b4)
Tff7b72breakTb4b4b4;
Tb4b4b4}
T8b949e// if we successfully got through the previous loop then our current
T8b949e// index is good.
Tff7b72if Tb4b4b4(Te6edf3i Tff7b72=Tff7b72= Te6edf3tTff7b72-Tff7b72>Te6edf3indexTb4b4b4) Tb4b4b4{
Te6edf3tTff7b72-Tff7b72>Te6edf3indexTff7b72+Tff7b72+Tb4b4b4;
Tff7b72breakTb4b4b4;
Tb4b4b4}
T8b949e// otherwise we just try the next index
Tb4b4b4} Tff7b72while Tb4b4b4(Te6edf3tTff7b72-Tff7b72>Te6edf3indexTb4b4b4)Tb4b4b4;
Tb4b4b4}
Tb4b4b4}
T8b949e// unreachable
Tff7b72return T79c0ff-1Tb4b4b4;
Tb4b4b4}
T8b949e// returns the first valid (long) integer value from the current position.
T8b949e// initial characters that are not digits (or the minus sign) are skipped
T8b949e// function is terminated by the first character that is not a digit.
Tffa657long Td2a8ffStream::parseIntTb4b4b4(Tb4b4b4)
Tb4b4b4{
Tff7b72return Te6edf3parseIntTb4b4b4(Te6edf3NO_SKIP_CHARTb4b4b4)Tb4b4b4; T8b949e// terminate on first non-digit character (or timeout)
Tb4b4b4}
T8b949e// as above but a given skipChar is ignored
T8b949e// this allows format characters (typically commas) in values to be ignored
Tffa657long Td2a8ffStream::parseIntTb4b4b4(Tffa657char Te6edf3skipCharTb4b4b4)
Tb4b4b4{
Tffa657bool Te6edf3isNegative Tff7b72= Tffa657falseTb4b4b4;
Tffa657long Te6edf3value Tff7b72= T79c0ff0Tb4b4b4;
Tffa657int Te6edf3cTb4b4b4;
Te6edf3c Tff7b72= Te6edf3peekNextDigitTb4b4b4(Tb4b4b4)Tb4b4b4;
T8b949e// ignore non numeric leading characters
Tff7b72ifTb4b4b4(Te6edf3c Tff7b72< T79c0ff0Tb4b4b4) Tb4b4b4{
Tff7b72return T79c0ff0Tb4b4b4; T8b949e// zero returned if timeout
Tb4b4b4}
Tff7b72do Tb4b4b4{
Tff7b72ifTb4b4b4(Te6edf3c Tff7b72=Tff7b72= Te6edf3skipCharTb4b4b4) Tb4b4b4{
Tb4b4b4} T8b949e// ignore this charactor
Tff7b72else Tff7b72ifTb4b4b4(Te6edf3c Tff7b72=Tff7b72= Ta5d6ff'Ta5d6ff-Ta5d6ff'Tb4b4b4) Tb4b4b4{
Te6edf3isNegative Tff7b72= Tffa657trueTb4b4b4;
Tb4b4b4} Tff7b72else Tff7b72ifTb4b4b4(Te6edf3c Tff7b72>Tff7b72= Ta5d6ff'Ta5d6ff0Ta5d6ff' Tff7b72&Tff7b72& Te6edf3c Tff7b72<Tff7b72= Ta5d6ff'Ta5d6ff9Ta5d6ff'Tb4b4b4) Tb4b4b4{ T8b949e// is c a digit?
Te6edf3value Tff7b72= Te6edf3value Tff7b72* T79c0ff10 Tff7b72+ Te6edf3c Tff7b72- Ta5d6ff'Ta5d6ff0Ta5d6ff'Tb4b4b4;
Tb4b4b4}
Te6edf3readTb4b4b4(Tb4b4b4)Tb4b4b4; T8b949e// consume the character we got with peek
Te6edf3c Tff7b72= Te6edf3timedPeekTb4b4b4(Tb4b4b4)Tb4b4b4;
Tb4b4b4} Tff7b72whileTb4b4b4(Tb4b4b4(Te6edf3c Tff7b72>Tff7b72= Ta5d6ff'Ta5d6ff0Ta5d6ff' Tff7b72&Tff7b72& Te6edf3c Tff7b72<Tff7b72= Ta5d6ff'Ta5d6ff9Ta5d6ff'Tb4b4b4) Tff7b72|Tff7b72| Te6edf3c Tff7b72=Tff7b72= Te6edf3skipCharTb4b4b4)Tb4b4b4;
Tff7b72ifTb4b4b4(Te6edf3isNegativeTb4b4b4) Tb4b4b4{
Te6edf3value Tff7b72= Tff7b72-Te6edf3valueTb4b4b4;
Tb4b4b4}
Tff7b72return Te6edf3valueTb4b4b4;
Tb4b4b4}
T8b949e// as parseInt but returns a floating point value
Tffa657float Td2a8ffStream::parseFloatTb4b4b4(Tb4b4b4)
Tb4b4b4{
Tff7b72return Te6edf3parseFloatTb4b4b4(Te6edf3NO_SKIP_CHARTb4b4b4)Tb4b4b4;
Tb4b4b4}
T8b949e// as above but the given skipChar is ignored
T8b949e// this allows format characters (typically commas) in values to be ignored
Tffa657float Td2a8ffStream::parseFloatTb4b4b4(Tffa657char Te6edf3skipCharTb4b4b4)
Tb4b4b4{
Tffa657bool Te6edf3isNegative Tff7b72= Tffa657falseTb4b4b4;
Tffa657bool Te6edf3isFraction Tff7b72= Tffa657falseTb4b4b4;
Tffa657long Te6edf3value Tff7b72= T79c0ff0Tb4b4b4;
Tffa657int Te6edf3cTb4b4b4;
Tffa657float Te6edf3fraction Tff7b72= T79c0ff1.0Tb4b4b4;
Te6edf3c Tff7b72= Te6edf3peekNextDigitTb4b4b4(Tb4b4b4)Tb4b4b4;
T8b949e// ignore non numeric leading characters
Tff7b72ifTb4b4b4(Te6edf3c Tff7b72< T79c0ff0Tb4b4b4) Tb4b4b4{
Tff7b72return T79c0ff0Tb4b4b4; T8b949e// zero returned if timeout
Tb4b4b4}
Tff7b72do Tb4b4b4{
Tff7b72ifTb4b4b4(Te6edf3c Tff7b72=Tff7b72= Te6edf3skipCharTb4b4b4) Tb4b4b4{
Tb4b4b4} T8b949e// ignore
Tff7b72else Tff7b72ifTb4b4b4(Te6edf3c Tff7b72=Tff7b72= Ta5d6ff'Ta5d6ff-Ta5d6ff'Tb4b4b4) Tb4b4b4{
Te6edf3isNegative Tff7b72= Tffa657trueTb4b4b4;
Tb4b4b4} Tff7b72else Tff7b72ifTb4b4b4(Te6edf3c Tff7b72=Tff7b72= Ta5d6ff'Ta5d6ff.Ta5d6ff'Tb4b4b4) Tb4b4b4{
Te6edf3isFraction Tff7b72= Tffa657trueTb4b4b4;
Tb4b4b4} Tff7b72else Tff7b72ifTb4b4b4(Te6edf3c Tff7b72>Tff7b72= Ta5d6ff'Ta5d6ff0Ta5d6ff' Tff7b72&Tff7b72& Te6edf3c Tff7b72<Tff7b72= Ta5d6ff'Ta5d6ff9Ta5d6ff'Tb4b4b4) Tb4b4b4{ T8b949e// is c a digit?
Te6edf3value Tff7b72= Te6edf3value Tff7b72* T79c0ff10 Tff7b72+ Te6edf3c Tff7b72- Ta5d6ff'Ta5d6ff0Ta5d6ff'Tb4b4b4;
Tff7b72ifTb4b4b4(Te6edf3isFractionTb4b4b4) Tb4b4b4{
Te6edf3fraction Tff7b72*Tff7b72= T79c0ff0.1fTb4b4b4;
Tb4b4b4}
Tb4b4b4}
Te6edf3readTb4b4b4(Tb4b4b4)Tb4b4b4; T8b949e// consume the character we got with peek
Te6edf3c Tff7b72= Te6edf3timedPeekTb4b4b4(Tb4b4b4)Tb4b4b4;
Tb4b4b4} Tff7b72whileTb4b4b4(Tb4b4b4(Te6edf3c Tff7b72>Tff7b72= Ta5d6ff'Ta5d6ff0Ta5d6ff' Tff7b72&Tff7b72& Te6edf3c Tff7b72<Tff7b72= Ta5d6ff'Ta5d6ff9Ta5d6ff'Tb4b4b4) Tff7b72|Tff7b72| Te6edf3c Tff7b72=Tff7b72= Ta5d6ff'Ta5d6ff.Ta5d6ff' Tff7b72|Tff7b72| Te6edf3c Tff7b72=Tff7b72= Te6edf3skipCharTb4b4b4)Tb4b4b4;
Tff7b72ifTb4b4b4(Te6edf3isNegativeTb4b4b4) Tb4b4b4{
Te6edf3value Tff7b72= Tff7b72-Te6edf3valueTb4b4b4;
Tb4b4b4}
Tff7b72ifTb4b4b4(Te6edf3isFractionTb4b4b4) Tb4b4b4{
Tff7b72return Te6edf3value Tff7b72* Te6edf3fractionTb4b4b4;
Tb4b4b4} Tff7b72else Tb4b4b4{
Tff7b72return Te6edf3valueTb4b4b4;
Tb4b4b4}
Tb4b4b4}
T8b949e// read characters from stream into buffer
T8b949e// terminates if length characters have been read, or timeout (see setTimeout)
T8b949e// returns the number of characters placed in the buffer
T8b949e// the buffer is NOT null terminated.
T8b949e//
Tffa657size_t Td2a8ffStream::readBytesTb4b4b4(Tffa657char Tff7b72*Te6edf3bufferTb4b4b4, Tffa657size_t Te6edf3lengthTb4b4b4)
Tb4b4b4{
Tffa657size_t Te6edf3count Tff7b72= T79c0ff0Tb4b4b4;
Tff7b72whileTb4b4b4(Te6edf3count Tff7b72< Te6edf3lengthTb4b4b4) Tb4b4b4{
Tffa657int Te6edf3c Tff7b72= Te6edf3timedReadTb4b4b4(Tb4b4b4)Tb4b4b4;
Tff7b72ifTb4b4b4(Te6edf3c Tff7b72< T79c0ff0Tb4b4b4) Tb4b4b4{
Tff7b72breakTb4b4b4;
Tb4b4b4}
Tff7b72*Te6edf3bufferTff7b72+Tff7b72+ Tff7b72= Tb4b4b4(Tffa657charTb4b4b4) Te6edf3cTb4b4b4;
Te6edf3countTff7b72+Tff7b72+Tb4b4b4;
Tb4b4b4}
Tff7b72return Te6edf3countTb4b4b4;
Tb4b4b4}
T8b949e// as readBytes with terminator character
T8b949e// terminates if length characters have been read, timeout, or if the terminator character detected
T8b949e// returns the number of characters placed in the buffer (0 means no valid data found)
Tffa657size_t Td2a8ffStream::readBytesUntilTb4b4b4(Tffa657char Te6edf3terminatorTb4b4b4, Tffa657char Tff7b72*Te6edf3bufferTb4b4b4, Tffa657size_t Te6edf3lengthTb4b4b4)
Tb4b4b4{
Tff7b72ifTb4b4b4(Te6edf3length Tff7b72< T79c0ff1Tb4b4b4) Tb4b4b4{
Tff7b72return T79c0ff0Tb4b4b4;
Tb4b4b4}
Tffa657size_t Te6edf3index Tff7b72= T79c0ff0Tb4b4b4;
Tff7b72whileTb4b4b4(Te6edf3index Tff7b72< Te6edf3lengthTb4b4b4) Tb4b4b4{
Tffa657int Te6edf3c Tff7b72= Te6edf3timedReadTb4b4b4(Tb4b4b4)Tb4b4b4;
Tff7b72ifTb4b4b4(Te6edf3c Tff7b72< T79c0ff0 Tff7b72|Tff7b72| Te6edf3c Tff7b72=Tff7b72= Te6edf3terminatorTb4b4b4) Tb4b4b4{
Tff7b72breakTb4b4b4;
Tb4b4b4}
Tff7b72*Te6edf3bufferTff7b72+Tff7b72+ Tff7b72= Tb4b4b4(Tffa657charTb4b4b4) Te6edf3cTb4b4b4;
Te6edf3indexTff7b72+Tff7b72+Tb4b4b4;
Tb4b4b4}
Tff7b72return Te6edf3indexTb4b4b4; T8b949e// return number of characters, not including null terminator
Tb4b4b4}
Te6edf3stdTff7b72:Tff7b72:Te6edf3string Td2a8ffStream::readStringTb4b4b4(Tb4b4b4)
Tb4b4b4{
Te6edf3stdTff7b72:Tff7b72:Te6edf3string Te6edf3retTb4b4b4;
Tffa657int Te6edf3c Tff7b72= Te6edf3timedReadTb4b4b4(Tb4b4b4)Tb4b4b4;
Tff7b72whileTb4b4b4(Te6edf3c Tff7b72>Tff7b72= T79c0ff0Tb4b4b4) Tb4b4b4{
Te6edf3ret Tff7b72+Tff7b72= Tb4b4b4(Tffa657charTb4b4b4) Te6edf3cTb4b4b4;
Te6edf3c Tff7b72= Te6edf3timedReadTb4b4b4(Tb4b4b4)Tb4b4b4;
Tb4b4b4}
Tff7b72return Te6edf3retTb4b4b4;
Tb4b4b4}
Te6edf3stdTff7b72:Tff7b72:Te6edf3string Td2a8ffStream::readStringUntilTb4b4b4(Tffa657char Te6edf3terminatorTb4b4b4)
Tb4b4b4{
Te6edf3stdTff7b72:Tff7b72:Te6edf3string Te6edf3retTb4b4b4;
Tffa657int Te6edf3c Tff7b72= Te6edf3timedReadTb4b4b4(Tb4b4b4)Tb4b4b4;
Tff7b72whileTb4b4b4(Te6edf3c Tff7b72>Tff7b72= T79c0ff0 Tff7b72&Tff7b72& Te6edf3c Tff7b72!Tff7b72= Te6edf3terminatorTb4b4b4) Tb4b4b4{
Te6edf3ret Tff7b72+Tff7b72= Tb4b4b4(Tffa657charTb4b4b4) Te6edf3cTb4b4b4;
Te6edf3c Tff7b72= Te6edf3timedReadTb4b4b4(Tb4b4b4)Tb4b4b4;
Tb4b4b4}
Tff7b72return Te6edf3retTb4b4b4;
Tb4b4b4}
Tff7b72#Tff7b72endif
Served by rngit 1.4.2 - Generated in 0.04s