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fix for https://bugs.launchpad.net/epics-base/+bug/1179642

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This commit is contained in:
Jeff Hill johill@lanl.gov
2013-05-16 11:17:47 -06:00
parent de2495d276
commit 5e5ea11658
22 changed files with 1287 additions and 1066 deletions
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53
src/ca/client/syncGroupWriteNotify.cpp
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@@ -5,7 +5,7 @@
* Operator of Los Alamos National Laboratory.
* EPICS BASE Versions 3.13.7
* and higher are distributed subject to a Software License Agreement found
* in file LICENSE that is included with this distribution.
* in file LICENSE that is included with this distribution.
\*************************************************************************/
/*
@@ -26,45 +26,50 @@
#include "syncGroup.h"
#include "oldAccess.h"
syncGroupWriteNotify::syncGroupWriteNotify ( CASG & sgIn, chid pChan ) :
chan ( pChan ), sg ( sgIn ), magic ( CASG_MAGIC ),
id ( 0u ), idIsValid ( false ), ioComplete ( false )
syncGroupWriteNotify::syncGroupWriteNotify ( CASG & sgIn,
PRecycleFunc pRecycleFuncIn, chid pChan ) :
chan ( pChan ), pRecycleFunc ( pRecycleFuncIn ),
sg ( sgIn ), magic ( CASG_MAGIC ),
id ( 0u ), idIsValid ( false ), ioComplete ( false )
{
}
void syncGroupWriteNotify::begin (
epicsGuard < epicsMutex > & guard, unsigned type,
void syncGroupWriteNotify::begin (
epicsGuard < epicsMutex > & guard, unsigned type,
arrayElementCount count, const void * pValueIn )
{
this->chan->eliminateExcessiveSendBacklog ( guard );
this->ioComplete = false;
boolFlagManager mgr ( this->idIsValid );
this->chan->write ( guard, type, count,
this->chan->write ( guard, type, count,
pValueIn, *this, &this->id );
mgr.release ();
}
void syncGroupWriteNotify::cancel (
epicsGuard < epicsMutex > & guard )
void syncGroupWriteNotify::cancel (
CallbackGuard & callbackGuard,
epicsGuard < epicsMutex > & mutualExcusionGuard )
{
if ( this->idIsValid ) {
this->chan->ioCancel ( guard, this->id );
this->chan->ioCancel ( callbackGuard, mutualExcusionGuard, this->id );
this->idIsValid = false;
}
}
syncGroupWriteNotify * syncGroupWriteNotify::factory (
tsFreeList < class syncGroupWriteNotify, 128, epicsMutexNOOP > &freeList,
struct CASG & sg, chid chan )
syncGroupWriteNotify * syncGroupWriteNotify::factory (
tsFreeList < class syncGroupWriteNotify, 128, epicsMutexNOOP > &freeList,
struct CASG & sg, PRecycleFunc pRecycleFunc, chid chan )
{
return new ( freeList ) syncGroupWriteNotify ( sg, chan );
return new ( freeList ) syncGroupWriteNotify ( sg, pRecycleFunc, chan );
}
void syncGroupWriteNotify::destroy (
epicsGuard < epicsMutex > & guard, casgRecycle & recycle )
void syncGroupWriteNotify::destroy (
CallbackGuard &,
epicsGuard < epicsMutex > & guard )
{
CASG & sgRef ( this->sg );
this->~syncGroupWriteNotify ();
recycle.recycleSyncGroupWriteNotify ( guard, *this );
( sgRef.*pRecycleFunc ) ( guard, *this );
}
syncGroupWriteNotify::~syncGroupWriteNotify ()
@@ -72,7 +77,7 @@ syncGroupWriteNotify::~syncGroupWriteNotify ()
assert ( ! this->idIsValid );
}
void syncGroupWriteNotify::completion (
void syncGroupWriteNotify::completion (
epicsGuard < epicsMutex > & guard )
{
if ( this->magic != CASG_MAGIC ) {
@@ -85,14 +90,14 @@ void syncGroupWriteNotify::completion (
}
void syncGroupWriteNotify::exception (
epicsGuard < epicsMutex > & guard,
epicsGuard < epicsMutex > & guard,
int status, const char *pContext, unsigned type, arrayElementCount count )
{
if ( this->magic != CASG_MAGIC ) {
this->sg.printFormated ( "cac: sync group io_complete(): bad sync grp op magic number?\n" );
return;
}
this->sg.exception ( guard, status, pContext,
this->sg.exception ( guard, status, pContext,
__FILE__, __LINE__, *this->chan, type, count, CA_OP_PUT );
this->idIsValid = false;
//
@@ -102,7 +107,7 @@ void syncGroupWriteNotify::exception (
//
}
void syncGroupWriteNotify::show (
void syncGroupWriteNotify::show (
epicsGuard < epicsMutex > &, unsigned level ) const
{
::printf ( "pending write sg op\n" );
@@ -123,15 +128,15 @@ void syncGroupWriteNotify::operator delete ( void * )
__FILE__, __LINE__ );
}
void * syncGroupWriteNotify::operator new ( size_t size,
void * syncGroupWriteNotify::operator new ( size_t size,
tsFreeList < class syncGroupWriteNotify, 128, epicsMutexNOOP > & freeList )
{
return freeList.allocate ( size );
}
#if defined ( CXX_PLACEMENT_DELETE )
void syncGroupWriteNotify::operator delete ( void *pCadaver,
tsFreeList < class syncGroupWriteNotify, 128, epicsMutexNOOP > &freeList )
void syncGroupWriteNotify::operator delete ( void *pCadaver,
tsFreeList < class syncGroupWriteNotify, 128, epicsMutexNOOP > &freeList )
{
freeList.release ( pCadaver );
}