Node / dev / reticulum / files / RNS / Interfaces / SerialInterface.py

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Tff7b72from T7ee787.T7ee787Interface Tff7b72import Te6edf3Interface

Tff7b72from T7ee787time Tff7b72import Te6edf3sleep

Tff7b72import T7ee787sys

Tff7b72import T7ee787serial

Tff7b72import T7ee787threading

Tff7b72import T7ee787time

Tff7b72import T7ee787RNS

Tff7b72class T56d364HDLCTb4b4b4(Tb4b4b4)Tb4b4b4:

T8b949e# The Serial Interface packetizes data using

T8b949e# simplified HDLC framing, similar to PPP

Te6edf3FLAG Tff7b72= T79c0ff0x7E

Te6edf3ESC Tff7b72= T79c0ff0x7D

Te6edf3ESC_MASK Tff7b72= T79c0ff0x20

Tf0883e@staticmethod

Tff7b72def Td2a8ffescapeTb4b4b4(Te6edf3dataTb4b4b4)Tb4b4b4:

Te6edf3data Tff7b72= Te6edf3dataTff7b72.Td2a8ffreplaceTb4b4b4(Tffa657bytesTb4b4b4(Tb4b4b4[Te6edf3HDLCTff7b72.Td2a8ffESCTb4b4b4]Tb4b4b4)Tb4b4b4, Tffa657bytesTb4b4b4(Tb4b4b4[Te6edf3HDLCTff7b72.Td2a8ffESCTb4b4b4, Te6edf3HDLCTff7b72.Td2a8ffESCTff7b72^Te6edf3HDLCTff7b72.Td2a8ffESC_MASKTb4b4b4]Tb4b4b4)Tb4b4b4)

Te6edf3data Tff7b72= Te6edf3dataTff7b72.Td2a8ffreplaceTb4b4b4(Tffa657bytesTb4b4b4(Tb4b4b4[Te6edf3HDLCTff7b72.Td2a8ffFLAGTb4b4b4]Tb4b4b4)Tb4b4b4, Tffa657bytesTb4b4b4(Tb4b4b4[Te6edf3HDLCTff7b72.Td2a8ffESCTb4b4b4, Te6edf3HDLCTff7b72.Td2a8ffFLAGTff7b72^Te6edf3HDLCTff7b72.Td2a8ffESC_MASKTb4b4b4]Tb4b4b4)Tb4b4b4)

Tff7b72return Te6edf3data

Tff7b72class T56d364SerialInterfaceTb4b4b4(Te6edf3InterfaceTb4b4b4)Tb4b4b4:

Te6edf3MAX_CHUNK Tff7b72= T79c0ff32768

Te6edf3owner Tff7b72= Tff7b72None

Te6edf3port Tff7b72= Tff7b72None

Te6edf3speed Tff7b72= Tff7b72None

Te6edf3databits Tff7b72= Tff7b72None

Te6edf3parity Tff7b72= Tff7b72None

Te6edf3stopbits Tff7b72= Tff7b72None

Te6edf3serial Tff7b72= Tff7b72None

Tff7b72def Tff7b72__init__Tb4b4b4(Tff7b72selfTb4b4b4, Te6edf3ownerTb4b4b4, Te6edf3nameTb4b4b4, Te6edf3portTb4b4b4, Te6edf3speedTb4b4b4, Te6edf3databitsTb4b4b4, Te6edf3parityTb4b4b4, Te6edf3stopbitsTb4b4b4)Tb4b4b4:

Tff7b72selfTff7b72.Td2a8ffserial Tff7b72= Tff7b72None

Tff7b72selfTff7b72.Td2a8ffowner Tff7b72= Te6edf3owner

Tff7b72selfTff7b72.Td2a8ffname Tff7b72= Te6edf3name

Tff7b72selfTff7b72.Td2a8ffport Tff7b72= Te6edf3port

Tff7b72selfTff7b72.Td2a8ffspeed Tff7b72= Te6edf3speed

Tff7b72selfTff7b72.Td2a8ffdatabits Tff7b72= Te6edf3databits

Tff7b72selfTff7b72.Td2a8ffparity Tff7b72= Te6edf3serialTff7b72.Td2a8ffPARITY_NONE

Tff7b72selfTff7b72.Td2a8ffstopbits Tff7b72= Te6edf3stopbits

Tff7b72selfTff7b72.Td2a8fftimeout Tff7b72= T79c0ff100

Tff7b72selfTff7b72.Td2a8ffonline Tff7b72= Tff7b72False

Tff7b72if Te6edf3parityTff7b72.Td2a8fflowerTb4b4b4(Tb4b4b4) Tff7b72== Ta5d6ff"Ta5d6ffeTa5d6ff" Tff7b72or Te6edf3parityTff7b72.Td2a8fflowerTb4b4b4(Tb4b4b4) Tff7b72== Ta5d6ff"Ta5d6ffevenTa5d6ff"Tb4b4b4:

Tff7b72selfTff7b72.Td2a8ffparity Tff7b72= Te6edf3serialTff7b72.Td2a8ffPARITY_EVEN

Tff7b72if Te6edf3parityTff7b72.Td2a8fflowerTb4b4b4(Tb4b4b4) Tff7b72== Ta5d6ff"Ta5d6ffoTa5d6ff" Tff7b72or Te6edf3parityTff7b72.Td2a8fflowerTb4b4b4(Tb4b4b4) Tff7b72== Ta5d6ff"Ta5d6ffoddTa5d6ff"Tb4b4b4:

Tff7b72selfTff7b72.Td2a8ffparity Tff7b72= Te6edf3serialTff7b72.Td2a8ffPARITY_ODD

Tff7b72tryTb4b4b4:

Te6edf3RNSTff7b72.Td2a8fflogTb4b4b4(Ta5d6ff"Ta5d6ffOpening serial port Ta5d6ff"Tff7b72+Tff7b72selfTff7b72.Td2a8ffportTff7b72+Ta5d6ff"Ta5d6ff...Ta5d6ff"Tb4b4b4)

Tff7b72selfTff7b72.Td2a8ffserial Tff7b72= Te6edf3serialTff7b72.Td2a8ffSerialTb4b4b4(

Te6edf3port Tff7b72= Tff7b72selfTff7b72.Td2a8ffportTb4b4b4,

Te6edf3baudrate Tff7b72= Tff7b72selfTff7b72.Td2a8ffspeedTb4b4b4,

Te6edf3bytesize Tff7b72= Tff7b72selfTff7b72.Td2a8ffdatabitsTb4b4b4,

Te6edf3parity Tff7b72= Tff7b72selfTff7b72.Td2a8ffparityTb4b4b4,

Te6edf3stopbits Tff7b72= Tff7b72selfTff7b72.Td2a8ffstopbitsTb4b4b4,

Te6edf3xonxoff Tff7b72= Tff7b72FalseTb4b4b4,

Te6edf3rtscts Tff7b72= Tff7b72FalseTb4b4b4,

Te6edf3timeout Tff7b72= T79c0ff0Tb4b4b4,

Te6edf3inter_byte_timeout Tff7b72= Tff7b72NoneTb4b4b4,

Te6edf3write_timeout Tff7b72= Tff7b72NoneTb4b4b4,

Te6edf3dsrdtr Tff7b72= Tff7b72FalseTb4b4b4,

Tb4b4b4)

Tff7b72except Tf85149Exception Tff7b72as Te6edf3eTb4b4b4:

Te6edf3RNSTff7b72.Td2a8fflogTb4b4b4(Ta5d6ff"Ta5d6ffCould not open serial port for interface Ta5d6ff"Tff7b72+Tffa657strTb4b4b4(Tff7b72selfTb4b4b4)Tb4b4b4, Te6edf3RNSTff7b72.Td2a8ffLOG_ERRORTb4b4b4)

Tff7b72raise Te6edf3e

Tff7b72if Tff7b72selfTff7b72.Td2a8ffserialTff7b72.Td2a8ffis_openTb4b4b4:

Te6edf3sleepTb4b4b4(T79c0ff0.5Tb4b4b4)

Te6edf3thread Tff7b72= Te6edf3threadingTff7b72.Td2a8ffThreadTb4b4b4(Te6edf3targetTff7b72=Tff7b72selfTff7b72.Td2a8ffreadLoopTb4b4b4)

Te6edf3threadTff7b72.Td2a8ffsetDaemonTb4b4b4(Tff7b72TrueTb4b4b4)

Te6edf3threadTff7b72.Td2a8ffstartTb4b4b4(Tb4b4b4)

Tff7b72selfTff7b72.Td2a8ffonline Tff7b72= Tff7b72True

Te6edf3RNSTff7b72.Td2a8fflogTb4b4b4(Ta5d6ff"Ta5d6ffSerial port Ta5d6ff"Tff7b72+Tff7b72selfTff7b72.Td2a8ffportTff7b72+Ta5d6ff"Ta5d6ff is now openTa5d6ff"Tb4b4b4)

Tff7b72elseTb4b4b4:

Tff7b72raise Tf85149IOErrorTb4b4b4(Ta5d6ff"Ta5d6ffCould not open serial portTa5d6ff"Tb4b4b4)

Tff7b72def Td2a8ffprocessIncomingTb4b4b4(Tff7b72selfTb4b4b4, Te6edf3dataTb4b4b4)Tb4b4b4:

Tff7b72selfTff7b72.Td2a8ffownerTff7b72.Td2a8ffinboundTb4b4b4(Te6edf3dataTb4b4b4, Tff7b72selfTb4b4b4)

Tff7b72def Td2a8ffprocessOutgoingTb4b4b4(Tff7b72selfTb4b4b4,Te6edf3dataTb4b4b4)Tb4b4b4:

Tff7b72if Tff7b72selfTff7b72.Td2a8ffonlineTb4b4b4:

Te6edf3data Tff7b72= Tffa657bytesTb4b4b4(Tb4b4b4[Te6edf3HDLCTff7b72.Td2a8ffFLAGTb4b4b4]Tb4b4b4)Tff7b72+Te6edf3HDLCTff7b72.Td2a8ffescapeTb4b4b4(Te6edf3dataTb4b4b4)Tff7b72+Tffa657bytesTb4b4b4(Tb4b4b4[Te6edf3HDLCTff7b72.Td2a8ffFLAGTb4b4b4]Tb4b4b4)

Te6edf3written Tff7b72= Tff7b72selfTff7b72.Td2a8ffserialTff7b72.Td2a8ffwriteTb4b4b4(Te6edf3dataTb4b4b4)

Tff7b72if Te6edf3written Tff7b72!= Tffa657lenTb4b4b4(Te6edf3dataTb4b4b4)Tb4b4b4:

Tff7b72raise Tf85149IOErrorTb4b4b4(Ta5d6ff"Ta5d6ffSerial interface only wrote Ta5d6ff"Tff7b72+Tffa657strTb4b4b4(Te6edf3writtenTb4b4b4)Tff7b72+Ta5d6ff"Ta5d6ff bytes of Ta5d6ff"Tff7b72+Tffa657strTb4b4b4(Tffa657lenTb4b4b4(Te6edf3dataTb4b4b4)Tb4b4b4)Tb4b4b4)

Tff7b72def Td2a8ffreadLoopTb4b4b4(Tff7b72selfTb4b4b4)Tb4b4b4:

Tff7b72tryTb4b4b4:

Te6edf3in_frame Tff7b72= Tff7b72False

Te6edf3escape Tff7b72= Tff7b72False

Te6edf3data_buffer Tff7b72= Ta5d6ffbTa5d6ff"Ta5d6ff"

Te6edf3last_read_ms Tff7b72= Tffa657intTb4b4b4(Te6edf3timeTff7b72.Td2a8fftimeTb4b4b4(Tb4b4b4)Tff7b72*T79c0ff1000Tb4b4b4)

Tff7b72while Tff7b72selfTff7b72.Td2a8ffserialTff7b72.Td2a8ffis_openTb4b4b4:

Tff7b72if Tff7b72selfTff7b72.Td2a8ffserialTff7b72.Td2a8ffin_waitingTb4b4b4:

Te6edf3byte Tff7b72= Tffa657ordTb4b4b4(Tff7b72selfTff7b72.Td2a8ffserialTff7b72.Td2a8ffreadTb4b4b4(T79c0ff1Tb4b4b4)Tb4b4b4)

Te6edf3last_read_ms Tff7b72= Tffa657intTb4b4b4(Te6edf3timeTff7b72.Td2a8fftimeTb4b4b4(Tb4b4b4)Tff7b72*T79c0ff1000Tb4b4b4)

Tff7b72if Tb4b4b4(Te6edf3in_frame Tff7b72and Te6edf3byte Tff7b72== Te6edf3HDLCTff7b72.Td2a8ffFLAGTb4b4b4)Tb4b4b4:

Te6edf3in_frame Tff7b72= Tff7b72False

Tff7b72selfTff7b72.Td2a8ffprocessIncomingTb4b4b4(Te6edf3data_bufferTb4b4b4)

Tff7b72elif Tb4b4b4(Te6edf3byte Tff7b72== Te6edf3HDLCTff7b72.Td2a8ffFLAGTb4b4b4)Tb4b4b4:

Te6edf3in_frame Tff7b72= Tff7b72True

Te6edf3data_buffer Tff7b72= Ta5d6ffbTa5d6ff"Ta5d6ff"

Tff7b72elif Tb4b4b4(Te6edf3in_frame Tff7b72and Tffa657lenTb4b4b4(Te6edf3data_bufferTb4b4b4) Tff7b72< Te6edf3RNSTff7b72.Td2a8ffReticulumTff7b72.Td2a8ffMTUTb4b4b4)Tb4b4b4:

Tff7b72if Tb4b4b4(Te6edf3byte Tff7b72== Te6edf3HDLCTff7b72.Td2a8ffESCTb4b4b4)Tb4b4b4:

Te6edf3escape Tff7b72= Tff7b72True

Tff7b72elseTb4b4b4:

Tff7b72if Tb4b4b4(Te6edf3escapeTb4b4b4)Tb4b4b4:

Tff7b72if Tb4b4b4(Te6edf3byte Tff7b72== Te6edf3HDLCTff7b72.Td2a8ffFLAG Tff7b72^ Te6edf3HDLCTff7b72.Td2a8ffESC_MASKTb4b4b4)Tb4b4b4:

Te6edf3byte Tff7b72= Te6edf3HDLCTff7b72.Td2a8ffFLAG

Tff7b72if Tb4b4b4(Te6edf3byte Tff7b72== Te6edf3HDLCTff7b72.Td2a8ffESC Tff7b72^ Te6edf3HDLCTff7b72.Td2a8ffESC_MASKTb4b4b4)Tb4b4b4:

Te6edf3byte Tff7b72= Te6edf3HDLCTff7b72.Td2a8ffESC

Te6edf3escape Tff7b72= Tff7b72False

Te6edf3data_buffer Tff7b72= Te6edf3data_bufferTff7b72+Tffa657bytesTb4b4b4(Tb4b4b4[Te6edf3byteTb4b4b4]Tb4b4b4)

Tff7b72elseTb4b4b4:

Te6edf3time_since_last Tff7b72= Tffa657intTb4b4b4(Te6edf3timeTff7b72.Td2a8fftimeTb4b4b4(Tb4b4b4)Tff7b72*T79c0ff1000Tb4b4b4) Tff7b72- Te6edf3last_read_ms

Tff7b72if Tffa657lenTb4b4b4(Te6edf3data_bufferTb4b4b4) Tff7b72> T79c0ff0 Tff7b72and Te6edf3time_since_last Tff7b72> Tff7b72selfTff7b72.Td2a8fftimeoutTb4b4b4:

Te6edf3data_buffer Tff7b72= Ta5d6ffbTa5d6ff"Ta5d6ff"

Te6edf3in_frame Tff7b72= Tff7b72False

Te6edf3escape Tff7b72= Tff7b72False

Te6edf3sleepTb4b4b4(T79c0ff0.08Tb4b4b4)

Tff7b72except Tf85149Exception Tff7b72as Te6edf3eTb4b4b4:

Tff7b72selfTff7b72.Td2a8ffonline Tff7b72= Tff7b72False

Te6edf3RNSTff7b72.Td2a8fflogTb4b4b4(Ta5d6ff"Ta5d6ffA serial port error occurred, the contained exception was: Ta5d6ff"Tff7b72+Tffa657strTb4b4b4(Te6edf3eTb4b4b4)Tb4b4b4, Te6edf3RNSTff7b72.Td2a8ffLOG_ERRORTb4b4b4)

Te6edf3RNSTff7b72.Td2a8fflogTb4b4b4(Ta5d6ff"Ta5d6ffThe interface Ta5d6ff"Tff7b72+Tffa657strTb4b4b4(Tff7b72selfTff7b72.Td2a8ffnameTb4b4b4)Tff7b72+Ta5d6ff"Ta5d6ff is now offline. Restart Reticulum to attempt reconnection.Ta5d6ff"Tb4b4b4, Te6edf3RNSTff7b72.Td2a8ffLOG_ERRORTb4b4b4)

Tff7b72def Tff7b72__str__Tb4b4b4(Tff7b72selfTb4b4b4)Tb4b4b4:

Tff7b72return Ta5d6ff"Ta5d6ffSerialInterface[Ta5d6ff"Tff7b72+Tff7b72selfTff7b72.Td2a8ffnameTff7b72+Ta5d6ff"Ta5d6ff]Ta5d6ff"