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optimized protocol transfer

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This commit is contained in:
Jeff Hill
2003-04-07 21:15:22 +00:00
parent 8e3b9a0453
commit 7429e6a1de
6 changed files with 224 additions and 101 deletions
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124
src/ca/comQueSend.cpp
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@@ -120,6 +120,78 @@ void comQueSend::clearUncommitted ()
}
}
void comQueSend::copy_dbr_string ( const void * pValue )
{
this->push ( * static_cast <const dbr_string_t *> ( pValue ) );
}
void comQueSend::copy_dbr_short ( const void * pValue )
{
this->push ( * static_cast <const dbr_short_t *> ( pValue ) );
}
void comQueSend::copy_dbr_float ( const void * pValue )
{
this->push ( * static_cast <const dbr_float_t *> ( pValue ) );
}
void comQueSend::copy_dbr_char ( const void * pValue )
{
this->push ( * static_cast <const dbr_char_t *> ( pValue ) );
}
void comQueSend::copy_dbr_long ( const void * pValue )
{
this->push ( * static_cast <const dbr_long_t *> ( pValue ) );
}
void comQueSend::copy_dbr_double ( const void * pValue )
{
this->push ( * static_cast <const dbr_double_t *> ( pValue ) );
}
const comQueSend::copyScalarFunc_t comQueSend::dbrCopyScalar [39] = {
&comQueSend::copy_dbr_string,
&comQueSend::copy_dbr_short,
&comQueSend::copy_dbr_float,
&comQueSend::copy_dbr_short, // DBR_ENUM
&comQueSend::copy_dbr_char,
&comQueSend::copy_dbr_long,
&comQueSend::copy_dbr_double,
0, // DBR_STS_SHORT
0, // DBR_STS_FLOAT
0, // DBR_STS_ENUM
0, // DBR_STS_CHAR
0, // DBR_STS_LONG
0, // DBR_STS_DOUBLE
0, // DBR_TIME_STRING
0, // DBR_TIME_INT
0, // DBR_TIME_SHORT
0, // DBR_TIME_FLOAT
0, // DBR_TIME_ENUM
0, // DBR_TIME_CHAR
0, // DBR_TIME_LONG
0, // DBR_TIME_DOUBLE
0, // DBR_GR_STRING
0, // DBR_GR_SHORT
0, // DBR_GR_FLOAT
0, // DBR_GR_ENUM
0, // DBR_GR_CHAR
0, // DBR_GR_LONG
0, // DBR_GR_DOUBLE
0, // DBR_CTRL_STRING
0, // DBR_CTRL_SHORT
0, // DBR_CTRL_FLOAT
0, // DBR_CTRL_ENUM
0, // DBR_CTRL_CHAR
0, // DBR_CTRL_LONG
0, // DBR_CTRL_DOUBLE
&comQueSend::copy_dbr_short, // DBR_PUT_ACKT
&comQueSend::copy_dbr_short, // DBR_PUT_ACKS
0, // DBR_STSACK_STRING
0 // DBR_CLASS_NAME
};
void comQueSend::copy_dbr_string ( const void *pValue, unsigned nElem )
{
this->push ( static_cast <const dbr_string_t *> ( pValue ), nElem );
@@ -150,7 +222,7 @@ void comQueSend::copy_dbr_double ( const void *pValue, unsigned nElem )
this->push ( static_cast <const dbr_double_t *> ( pValue ), nElem );
}
const comQueSend::copyFunc_t comQueSend::dbrCopyVector [39] = {
const comQueSend::copyVectorFunc_t comQueSend::dbrCopyVector [39] = {
&comQueSend::copy_dbr_string,
&comQueSend::copy_dbr_short,
&comQueSend::copy_dbr_float,
@@ -218,23 +290,34 @@ void comQueSend::insertRequestHeader (
ca_uint32_t requestDependent, bool v49Ok )
{
this->beginMsg ();
if ( payloadSize < 0xffff && nElem < 0xffff ) {
this->pushUInt16 ( request );
this->pushUInt16 ( static_cast < ca_uint16_t > ( payloadSize ) );
this->pushUInt16 ( dataType );
this->pushUInt16 ( static_cast < ca_uint16_t > ( nElem ) );
this->pushUInt32 ( cid );
this->pushUInt32 ( requestDependent );
comBuf * pComBuf = this->bufs.last ();
if ( !pComBuf || pComBuf->unoccupiedBytes() < 16u ) {
pComBuf = newComBuf ();
this->pushComBuf ( *pComBuf );
}
pComBuf->push ( request );
pComBuf->push ( static_cast < ca_uint16_t > ( payloadSize ) );
pComBuf->push ( dataType );
pComBuf->push ( static_cast < ca_uint16_t > ( nElem ) );
pComBuf->push ( cid );
pComBuf->push ( requestDependent );
}
else if ( v49Ok ) {
this->pushUInt16 ( request );
this->pushUInt16 ( 0xffff );
this->pushUInt16 ( dataType );
this->pushUInt16 ( 0u );
this->pushUInt32 ( cid );
this->pushUInt32 ( requestDependent );
this->pushUInt32 ( payloadSize );
this->pushUInt32 ( nElem );
comBuf * pComBuf = this->bufs.last ();
if ( !pComBuf || pComBuf->unoccupiedBytes() < 24u ) {
pComBuf = newComBuf ();
this->pushComBuf ( *pComBuf );
}
pComBuf->push ( request );
pComBuf->push ( 0xffff );
pComBuf->push ( dataType );
pComBuf->push ( 0u );
pComBuf->push ( cid );
pComBuf->push ( requestDependent );
pComBuf->push ( payloadSize );
pComBuf->push ( nElem );
}
else {
throw cacChannel::outOfBounds ();
@@ -246,7 +329,7 @@ void comQueSend::insertRequestWithPayLoad (
ca_uint32_t cid, ca_uint32_t requestDependent, const void * pPayload,
bool v49Ok )
{
if ( ! this->dbr_type_ok ( dataType ) ) {
if ( dataType >= comQueSendCopyDispatchSize ) {
throw cacChannel::badType();
}
ca_uint32_t size;
@@ -281,7 +364,16 @@ void comQueSend::insertRequestWithPayLoad (
if ( stringOptim ) {
this->pushString ( static_cast < const char * > ( pPayload ), size );
}
else if ( nElem == 1u ) {
if ( ! this->dbrCopyScalar [dataType] ) {
throw cacChannel::badType();
}
( this->*dbrCopyScalar [dataType] ) ( pPayload );
}
else {
if ( ! this->dbrCopyVector [dataType] ) {
throw cacChannel::badType();
}
( this->*dbrCopyVector [dataType] ) ( pPayload, nElem );
}
// set pad bytes to nill