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improved interface to CAC

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This commit is contained in:
Jeff Hill
2001-02-09 17:41:23 +00:00
parent 7bc172f355
commit 8ba3da20af
7 changed files with 77 additions and 56 deletions
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21
src/db/dbServiceIO.cpp
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@@ -61,21 +61,23 @@ dbServiceIO::~dbServiceIO ()
}
}
cacLocalChannelIO *dbServiceIO::createChannelIO ( const char *pName, cac &cacCtx, cacChannel &chan )
cacChannelIO *dbServiceIO::createChannelIO (
const char *pName, cac &cacCtx, cacChannelNotify &notify )
{
struct dbAddr addr;
int status = db_name_to_addr ( pName, &addr );
if (status) {
if ( status ) {
return 0;
}
else {
return new dbChannelIO ( cacCtx, chan, addr, *this );
return new dbChannelIO ( notify, addr, *this );
}
}
void dbServiceIO::subscriptionUpdate ( struct dbAddr &addr, unsigned type, unsigned long count,
const struct db_field_log *pfl, cacNotifyIO &notify )
void dbServiceIO::subscriptionUpdate ( struct dbAddr &addr,
unsigned type, unsigned long count,
const struct db_field_log *pfl, dbSubscriptionIO &io )
{
unsigned long size = dbr_size_n ( type, count );
@@ -88,7 +90,8 @@ void dbServiceIO::subscriptionUpdate ( struct dbAddr &addr, unsigned type, unsig
if ( ! this->pEventCallbackCache ) {
this->eventCallbackCacheSize = 0ul;
this->mutex.unlock ();
notify.exceptionNotify ( ECA_ALLOCMEM, "unable to allocate callback cache" );
io.notify ().exceptionNotify ( io.channelIO (), ECA_ALLOCMEM,
"unable to allocate callback cache" );
return;
}
this->eventCallbackCacheSize = size;
@@ -97,10 +100,12 @@ void dbServiceIO::subscriptionUpdate ( struct dbAddr &addr, unsigned type, unsig
int status = db_get_field ( &addr, static_cast <int> ( type ),
this->pEventCallbackCache, static_cast <int> ( count ), pvfl );
if ( status ) {
notify.exceptionNotify ( ECA_GETFAIL, "subscription update db_get_field () completed unsuccessfuly" );
io.notify ().exceptionNotify ( io.channelIO (), ECA_GETFAIL,
"subscription update db_get_field () completed unsuccessfuly" );
}
else {
notify.completionNotify ( type, count, this->pEventCallbackCache );
io.notify ().completionNotify ( io.channelIO (), type,
count, this->pEventCallbackCache );
}
this->mutex.unlock ();
}