Class cacChannel

• Defined in File cacIO.h

Nested Relationships

Nested Types

• Class cacChannel::badEventSelection

• Class cacChannel::badPriority

• Class cacChannel::badString

• Class cacChannel::badType

• Class cacChannel::msgBodyCacheTooSmall

• Class cacChannel::noReadAccess

• Class cacChannel::noWriteAccess

• Class cacChannel::notConnected

• Class cacChannel::outOfBounds

• Class cacChannel::requestTimedOut

• Class cacChannel::unsupportedByService

Class Documentation

class cacChannel

Public Types

enum ioStatus

Values:

enumerator iosSynch

enumerator iosAsynch

typedef unsigned priLev

typedef unsigned ioid

Public Functions

inline cacChannel(cacChannelNotify&)

virtual void destroy(CallbackGuard &callbackGuard, epicsGuard<epicsMutex> &mutualExclusionGuard) = 0

inline cacChannelNotify &notify() const

virtual unsigned getName(epicsGuard<epicsMutex>&, char *pBuf, unsigned bufLen) const = 0

virtual const char *pName(epicsGuard<epicsMutex> &guard) const = 0

virtual void show(epicsGuard<epicsMutex>&, unsigned level) const = 0

virtual void initiateConnect(epicsGuard<epicsMutex>&) = 0

virtual unsigned requestMessageBytesPending(epicsGuard<epicsMutex> &mutualExclusionGuard) = 0

virtual void flush(epicsGuard<epicsMutex> &mutualExclusionGuard) = 0

virtual ioStatus read(epicsGuard<epicsMutex>&, unsigned type, arrayElementCount count, cacReadNotify&, ioid* = 0) = 0

virtual void write(epicsGuard<epicsMutex>&, unsigned type, arrayElementCount count, const void *pValue) = 0

virtual ioStatus write(epicsGuard<epicsMutex>&, unsigned type, arrayElementCount count, const void *pValue, cacWriteNotify&, ioid* = 0) = 0

virtual void subscribe(epicsGuard<epicsMutex>&, unsigned type, arrayElementCount count, unsigned mask, cacStateNotify&, ioid* = 0) = 0

virtual void ioCancel(CallbackGuard &callbackGuard, epicsGuard<epicsMutex> &mutualExclusionGuard, const ioid&) = 0

virtual void ioShow(epicsGuard<epicsMutex>&, const ioid&, unsigned level) const = 0

virtual short nativeType(epicsGuard<epicsMutex>&) const = 0

virtual arrayElementCount nativeElementCount(epicsGuard<epicsMutex>&) const = 0

virtual caAccessRights accessRights(epicsGuard<epicsMutex>&) const

virtual unsigned searchAttempts(epicsGuard<epicsMutex>&) const

virtual double beaconPeriod(epicsGuard<epicsMutex>&) const

virtual double receiveWatchdogDelay(epicsGuard<epicsMutex>&) const

virtual bool ca_v42_ok(epicsGuard<epicsMutex>&) const

virtual bool connected(epicsGuard<epicsMutex>&) const

virtual unsigned getHostName(epicsGuard<epicsMutex>&, char *pBuf, unsigned bufLength) const

virtual const char *pHostName(epicsGuard<epicsMutex> &guard) const

Public Static Attributes

static const priLev priorityMax

static const priLev priorityMin

static const priLev priorityDefault

static const priLev priorityLinksDB

static const priLev priorityArchive

static const priLev priorityOPI

Protected Functions

virtual ~cacChannel() = 0

class badEventSelection

class badPriority

class badString

class badType

class msgBodyCacheTooSmall

class noReadAccess

class notConnected

class noWriteAccess

class outOfBounds

class requestTimedOut

class unsupportedByService