e9b50f1af9
- FunctionCore/SelectableCore: - Replace Channel->State with InState - Add Channel-OutState (ready for output) updated by ChannelStateEvent() - TimingCore: - Add GetUpCounter() for calculating uptime string (in seconds)
464 lines
16 KiB
C++
464 lines
16 KiB
C++
/*
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* FunctionCore.cpp
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*
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* Created on: 18 May 2016
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* Author: wentzelc
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*/
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// Standard C/C++ Libraries
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/* none */
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// redA Libraries
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#include "ApplicationCore.h"
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#include "FunctionCore.h"
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//---------------------------------------------------------------------------
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// Global Vars
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extern char * ProcessName;
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extern CApplication * Application;
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//---------------------------------------------------------------------------
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// Function Constructor
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//CFunctionCore * NewFunctionCore( const char * Name ) {
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// return new CFunctionCore( Name, "Function" );
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//}
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//---------------------------------------------------------------------------
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// Life cycle
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CFunctionCore::CFunctionCore( const char * pName, const char * pType ) : Type( pType )
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{
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// Set name
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if (pName)
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Name = strdup( pName );
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// Logging
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Log = Application->Log;
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LogLevel = dlNone;
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LogOutput = loNormal;
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}
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//---------------------------------------------------------------------------
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CFunctionCore::~CFunctionCore()
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{
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TChannel * NextChannel = NULL;
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// Destroy Channels
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while (FirstChannel)
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{
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// Destroy Linked Channels
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while (FirstChannel->FirstLink)
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UnlinkChannel( FirstChannel->Name, FirstChannel->FirstLink->Function->Name, FirstChannel->FirstLink->Channel->Name );
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// Destroy Parameters
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if (FirstChannel->Name)
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free( FirstChannel->Name );
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if (FirstChannel->Ref)
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free( FirstChannel->Ref );
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// Destroy Channel
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NextChannel = FirstChannel->Next;
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delete FirstChannel;
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FirstChannel = NextChannel;
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}
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// Report status
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if (Log) Log->Message( LogLevel, dlLow, "%s: Function '%s' - Destroyed", ProcessName, Name );
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// Destroy Name
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if (Name) free( Name );
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}
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//---------------------------------------------------------------------------
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bool CFunctionCore::Init( CDataMember * FunctionConfig )
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{
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// Load configuration
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CDataMember * LogConfig;
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CDataMember * ChannelConfig;
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EDebugLevel pLogLevel;
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int pLogOutput;
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char * ConfigName = NULL;
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// Validate
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if (!FunctionConfig )
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return false;
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// Set Type
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FunctionConfig->SetChStr( "Type", Type );
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// Configure Logging/Debugging
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LogConfig = FunctionConfig->GetChild( "Log", true );
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pLogLevel = Log->ReadLogLevel( LogConfig );
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pLogOutput = Log->ReadLogOutput( LogConfig );
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SetLogParam( pLogLevel, pLogOutput );
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// Load Channels
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ChannelConfig = FunctionConfig->GetChFirstChild( "Channels", true );
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while (ChannelConfig) {
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AddChannel( ChannelConfig->GetName(), CH_off );
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ChannelConfig = ChannelConfig->GetNextPeer();
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}
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// Get main configuration
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if ((Config = FunctionConfig->GetChild( "Config", true )) && Config->isString()) {
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ConfigName = (char*)FunctionConfig->GetChStr( "Config" );
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Config = Application->Config->GetChild( ConfigName, true );
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}
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return true;
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}
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//---------------------------------------------------------------------------
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bool CFunctionCore::InitChannelLinks( CDataMember * LinkConfig )
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{
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TChannel * Channel;
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CDataMember * ChannelMember;
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CDataMember * FunctionMember;
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// Validate
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if (!LinkConfig)
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return false;
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// Process each Channel
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ChannelMember = LinkConfig->GetFirstChild();
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while (ChannelMember)
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{
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if ((Channel = GetChannel( ChannelMember->GetName() )))
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{
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FunctionMember = ChannelMember->GetElement( 0 );
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while (FunctionMember)
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{
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// Get Parameters
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LinkChannel( Channel->Name,
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FunctionMember->GetChStr( "Function", NULL, true ),
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FunctionMember->GetChStr( "Channel", NULL, true ),
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FunctionMember->GetChBool( "Input", false, true ),
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FunctionMember->GetChBool( "Output", false, true ) );
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FunctionMember = FunctionMember->GetNextPeer();
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}
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}
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ChannelMember = ChannelMember->GetNextPeer();
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}
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return true;
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}
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//---------------------------------------------------------------------------
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bool CFunctionCore::SetLogParam( EDebugLevel pDebugLevel, int pOutputDisplay )
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{
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// Output
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LogLevel = pDebugLevel;
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LogOutput = pOutputDisplay;
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return true;
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}
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//---------------------------------------------------------------------------
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bool CFunctionCore::SetLogLevel( EDebugLevel pDebugLevel )
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{
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LogLevel = pDebugLevel;
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return true;
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}
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//---------------------------------------------------------------------------
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TChannel * CFunctionCore::AddChannel( const char * ChannelName, const EChannelState State )
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{
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TChannel ** Channel = NULL;
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// Validate
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if (!ChannelName) {
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return NULL;
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}
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// Check if exists
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Channel = &FirstChannel;
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while (*Channel && strcmp( ChannelName, (*Channel)->Name )) {
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Channel = &((*Channel)->Next);
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}
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// Create if not exist
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if (!*Channel) {
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// Create
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*Channel = new TChannel;
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// Set Name
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(*Channel)->Name = strdup( ChannelName );
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(*Channel)->Ref = (char*)malloc( strlen(Name)+strlen(ChannelName)+2 );
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sprintf( (*Channel)->Ref, "%s/%s", Name, ChannelName );
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(*Channel)->InState = State;
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(*Channel)->OutState = CH_off;
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// Log Event
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if (Log) Log->Message( LogLevel, dlLow, "%s/%s: Channel '%s' - Created, Ref:'%s', In:%s, Out:%s",
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ProcessName, Name, ChannelName, (*Channel)->Ref,
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ChannelStateName[(*Channel)->InState], ChannelStateName[(*Channel)->OutState]);
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}
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return *Channel;
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}
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//---------------------------------------------------------------------------
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bool CFunctionCore::SetChannelState( TChannel * Channel, const EChannelState State )
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{
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EChannelState OldState = Channel->InState;
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TChannelLink * LinkChannel;
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// Validate
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if (!Channel)
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return false;
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// Update state
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Channel->InState = State;
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if (Log) Log->Message( LogLevel, dlMedium, "%s/%s: Update Channel '%s' - In:%s",
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ProcessName, Name, Channel->Name, ChannelStateName[State] );
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// Update linked channels
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LinkChannel = Channel->FirstLink;
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while (LinkChannel) {
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LinkChannel->Function->ChannelStateEvent( LinkChannel->Channel, Channel->Ref, OldState, State );
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LinkChannel = LinkChannel->Next;
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}
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return true;
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}
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//---------------------------------------------------------------------------
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bool CFunctionCore::ChannelStateEvent( TChannel * Channel, const char * SourceRef, const EChannelState OldState, const EChannelState NewState )
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{
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TChannelLink * UpdateChannel;
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TChannelLink * LinkChannel;
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EChannelState OutState;
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// Validate
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if (!Channel)
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return false;
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if (!(UpdateChannel = GetLinkChannel( Channel, SourceRef )))
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return false;
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if (Log) Log->Message( LogLevel, dlMedium, "%s/%s: Update Link Channel '%s'-->'%s' - In:%s",
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ProcessName, Name, Channel->Name, UpdateChannel->Channel->Ref, ChannelStateName[NewState] );
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// Check if channel Out state changed
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OutState = CH_off;
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LinkChannel = Channel->FirstLink;
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while (LinkChannel) {
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if (LinkChannel->Channel->InState > OutState)
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OutState = LinkChannel->Channel->InState;
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LinkChannel = LinkChannel->Next;
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}
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if (OutState != Channel->OutState) {
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// Update output state
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Channel->OutState = OutState;
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if (Log) Log->Message( LogLevel, dlMedium, "%s/%s: Update Channel '%s' - Out:%s",
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ProcessName, Name, Channel->Name, ChannelStateName[OutState] );
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}
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return true;
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}
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//---------------------------------------------------------------------------
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EChannelState CFunctionCore::ChannelOutState( TChannel * Channel, const char * TargetRef )
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{
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TChannelLink * LinkChannel = NULL;
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// Validate
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if (!Channel) {
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return CH_off;
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}
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else if (!TargetRef || !*TargetRef) {
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return Channel->OutState;
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}
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else if ((LinkChannel = GetLinkChannel( Channel, TargetRef ))) {
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return LinkChannel->Channel->InState;
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}
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else {
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return CH_off;
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}
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}
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//---------------------------------------------------------------------------
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// Automated Data Input/Output
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bool CFunctionCore::LinkChannel( const char * ChannelName, const char * LinkFunctionName, const char * LinkChannelName, bool Input, bool Output )
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{
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TChannel * Channel = NULL;
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CFunctionCore * LinkFunction = NULL;
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TChannel * LinkChannel = NULL;
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TChannelLink ** LinkedChannel = NULL;
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// Check if Channels & Function exist
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if (!(Channel = GetChannel( ChannelName )) ||
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!(LinkFunction = Application->GetFunction( LinkFunctionName )) ||
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!(LinkChannel = LinkFunction->GetChannel( LinkChannelName )) ) {
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return false;
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}
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// Check if linked Channel exists
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LinkedChannel = &(Channel->FirstLink);
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while (*LinkedChannel && ((*LinkedChannel)->Channel != LinkChannel))
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LinkedChannel = &((*LinkedChannel)->Next);
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if (!*LinkedChannel)
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*LinkedChannel = new TChannelLink;
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// Set Parameters
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(*LinkedChannel)->Function = LinkFunction;
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(*LinkedChannel)->Channel = LinkChannel;
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(*LinkedChannel)->Input = Input;
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(*LinkedChannel)->Output = Output;
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// Log Event
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if (Log) Log->Message( LogLevel, dlLow, "%s/%s: Forward Channel Linked - '%s'-->'%s' - In:%s, Out:%s",
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ProcessName, Name, Channel->Ref, (*LinkedChannel)->Channel->Ref, ((Input)? "Yes" : "No"), ((Output)? "Yes" : "No") );
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// Find Linked channel on remote function
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LinkedChannel = &(LinkChannel->FirstLink);
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while (*LinkedChannel && ((*LinkedChannel)->Channel != Channel))
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LinkedChannel = &((*LinkedChannel)->Next);
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if (!*LinkedChannel)
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*LinkedChannel = new TChannelLink;
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// Set Parameters
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(*LinkedChannel)->Function = this;
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(*LinkedChannel)->Channel = Channel;
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(*LinkedChannel)->Input = Output;
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(*LinkedChannel)->Output = Input;
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// Log Event
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if (Log) Log->Message( LogLevel, dlLow, "%s/%s: Reverse Channel Linked - '%s'-->'%s' - In:%s, Out:%s",
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ProcessName, Name, LinkChannel->Ref, (*LinkedChannel)->Channel->Ref, ((Output)? "Yes" : "No"), ((Input)? "Yes" : "No") );
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return true;
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}
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//---------------------------------------------------------------------------
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bool CFunctionCore::UnlinkChannel( const char * ChannelName, const char * LinkFunctionName, const char * LinkChannelName )
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{
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TChannel * Channel = NULL;
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CFunctionCore * LinkFunction = NULL;
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TChannel * LinkChannel = NULL;
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TChannelLink ** LinkedChannel = NULL;
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TChannelLink * NextLinkedChannel = NULL;
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// Check if Channels & Function exist
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if (!(Channel = GetChannel( ChannelName )) ||
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!(LinkFunction = Application->GetFunction( LinkFunctionName )) ||
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!(LinkChannel = LinkFunction->GetChannel( LinkChannelName )) ) {
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return false;
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}
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// Check if linked Channel exists
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LinkedChannel = &(Channel->FirstLink);
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while (*LinkedChannel && ((*LinkedChannel)->Channel != LinkChannel))
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LinkedChannel = &((*LinkedChannel)->Next);
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// Unlink channel
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if (*LinkedChannel) {
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if (Log) Log->Message( LogLevel, dlLow, "%s/%s: Forward Channel Unlinked - '%s'-x->'%s'",
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ProcessName, Name, Channel->Ref, (*LinkedChannel)->Channel->Ref );
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NextLinkedChannel = (*LinkedChannel)->Next;
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delete *LinkedChannel;
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*LinkedChannel = NextLinkedChannel;
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}
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// Find Linked channel on remote function
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LinkedChannel = &(LinkChannel->FirstLink);
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while (*LinkedChannel && ((*LinkedChannel)->Channel != Channel))
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LinkedChannel = &((*LinkedChannel)->Next);
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// Unlink channel
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if (*LinkedChannel) {
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if (Log) Log->Message( LogLevel, dlLow, "%s/%s: Reverse Channel Unlinked - '%s'-x->'%s'",
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ProcessName, Name, LinkChannel->Ref, (*LinkedChannel)->Channel->Ref );
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NextLinkedChannel = (*LinkedChannel)->Next;
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delete *LinkedChannel;
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*LinkedChannel = NextLinkedChannel;
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}
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return true;
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}
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//---------------------------------------------------------------------------
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int CFunctionCore::Input( const char * ChannelName, const char * SourceRef, const char * Data, int Len )
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{
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TChannel * Channel = NULL;
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// Validate
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if (!ChannelName || !*ChannelName || !Data) {
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return 0;
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}
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// Get Channel
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if (!(Channel = GetChannel( ChannelName ))) {
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// Channel not found
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if (Log) Log->Message( LogLevel, dlHigh, "%s/%s: Channel '%s'->'%s' - Input rejected, Channel not found",
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ProcessName, Name, ((SourceRef && *SourceRef)? SourceRef : "(Any)"), ChannelName );
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return 0;
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}
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else if (!Channel->InState) {
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if (Log) Log->Message( LogLevel, dlHigh, "%s/%s: Channel '%s'->'%s' - Input rejected, Channel %s",
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ProcessName, Name, ((SourceRef && *SourceRef)? SourceRef : "(Any)"), ChannelName, ChannelStateName[Channel->InState] );
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return 0;
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}
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// Return processed bytes
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if (Len == -1) {
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Len = strlen( Data );
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}
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if (Log) Log->Output( LogLevel, dlHigh, LogOutput, Data, Len, "%s/%s: Channel '%s'->'%s' - IN:",
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ProcessName, Name, ((SourceRef && *SourceRef)? SourceRef : "(Any)"), ChannelName );
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return Len;
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}
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//---------------------------------------------------------------------------
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int CFunctionCore::Output( const char * ChannelName, const char * TargetRef, const bool SourceRef, const char * Data, int Len )
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{
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TChannel * Channel = NULL;
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// Validate
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if (!ChannelName || !*ChannelName) {
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return 0;
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}
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// Get Channel
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if (!(Channel = GetChannel( ChannelName ))) {
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if (Log) Log->Message( LogLevel, dlHigh, "%s/%s: Channel '%s'->'%s' - Output rejected, Output Channel not found",
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ProcessName, Name, ChannelName, ((TargetRef && *TargetRef)? TargetRef : "(All)") );
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return 0;
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}
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else {
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// Return processed bytes
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return Output( Channel, TargetRef, SourceRef, Data, Len );
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}
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}
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//---------------------------------------------------------------------------
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int CFunctionCore::Output( const TChannel * Channel, const char * TargetRef, const bool SourceRef, const char * Data, int Len, int OutputFormat )
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{
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TChannelLink * LinkChannel = NULL;
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int TempLen = 0;
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int OutLen = 0;
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// Validate
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if (!Channel || !Data) {
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return 0;
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}
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// Log event
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if (Log) Log->Output( LogLevel, dlHigh, ((!OutputFormat)? LogOutput : OutputFormat), Data, Len, "%s/%s: Channel '%s'->'%s' - OUT:",
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ProcessName, Name, Channel->Name, ((TargetRef && *TargetRef)? TargetRef : "(All)") );
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// Pass output to all linked inputs
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if (Len == -1)
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Len = strlen( Data );
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LinkChannel = Channel->FirstLink;
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while (LinkChannel) {
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if (!TargetRef || !*TargetRef || !strcasecmp( TargetRef, LinkChannel->Channel->Ref )) {
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TempLen = LinkChannel->Function->Input( LinkChannel->Channel->Name, ((SourceRef)? Channel->Ref : NULL), Data, Len );
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OutLen = (TempLen > OutLen)? TempLen : OutLen;
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}
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LinkChannel = LinkChannel->Next;
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}
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// Return processed bytes
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return OutLen;
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}
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//---------------------------------------------------------------------------
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