www.pudn.com > ACE-5.3 > ATM_QoS.cpp, change:2002-07-15,size:23123b
// ATM_QoS.cpp,v 4.12 2002/07/15 13:03:00 schmidt Exp
#include "ace/ATM_QoS.h"
ACE_RCSID(ace, ATM_QoS, "ATM_QoS.cpp,v 4.12 2002/07/15 13:03:00 schmidt Exp")
#if defined (ACE_HAS_ATM)
#if !defined (__ACE_INLINE__)
#include "ace/ATM_QoS.i"
#endif /* __ACE_INLINE__ */
#if defined (ACE_HAS_FORE_ATM_XTI) || defined (ACE_HAS_FORE_ATM_WS2)
#define BHLI_MAGIC "FORE_ATM"
// This is line rate in cells/s for an OC-3 MM interface.
const long ACE_ATM_QoS::LINE_RATE = 353207;
const int ACE_ATM_QoS::OPT_FLAGS_CPID = 0x1;
const int ACE_ATM_QoS::OPT_FLAGS_PMP = 0x2;
const int ACE_ATM_QoS::DEFAULT_SELECTOR = 0x99;
const int ACE_ATM_QoS::DEFAULT_PKT_SIZE = 8192;
#elif defined (ACE_HAS_LINUX_ATM)
//pbrandao:for Linux:
//pbrandao:for now stick with current definitions
//pbrandao:see if later need to change
const long ACE_ATM_QoS::LINE_RATE = 353207;
const int ACE_ATM_QoS::OPT_FLAGS_CPID = 0x1;
const int ACE_ATM_QoS::OPT_FLAGS_PMP = 0x2;
const int ACE_ATM_QoS::DEFAULT_SELECTOR = 0x99;
const int ACE_ATM_QoS::DEFAULT_PKT_SIZE = 8192;
#else
const long ACE_ATM_QoS::LINE_RATE = 0L;
const int ACE_ATM_QoS::OPT_FLAGS_CPID = 0;
const int ACE_ATM_QoS::OPT_FLAGS_PMP = 0;
const int ACE_ATM_QoS::DEFAULT_SELECTOR = 0x0;
const int ACE_ATM_QoS::DEFAULT_PKT_SIZE = 0;
#endif /* ACE_HAS_FORE_ATM_XTI || ACE_HAS_FORE_ATM_WS2 || ACE_HAS_LINUX_ATM */
ACE_ALLOC_HOOK_DEFINE(ACE_ATM_QoS)
ACE_ATM_QoS::ACE_ATM_QoS (int pktSize)
{
ACE_TRACE ("ACE_ATM_QoS::ACE_ATM_QoS");
#if defined (ACE_HAS_LINUX_ATM)
ACE_OS::memset(&qos_, 0, sizeof(qos_));
qos_.aal = ATM_PROTOCOL_DEFAULT;
qos_.rxtp.traffic_class = ATM_ANYCLASS;
qos_.rxtp.max_sdu = pktSize;
qos_.txtp.traffic_class = ATM_ANYCLASS;
qos_.txtp.max_sdu = pktSize;
#else
ACE_UNUSED_ARG (pktSize);
#endif /* ACE_HAS_LINUX_ATM */
}
ACE_ATM_QoS::ACE_ATM_QoS(int rate,
int pktSize)
{
ACE_TRACE( "ACE_ATM_QoS::ACE_ATM_QoS" );
#if defined (ACE_HAS_FORE_ATM_WS2)
AAL_PARAMETERS_IE ie_aalparams;
ATM_TRAFFIC_DESCRIPTOR_IE ie_td;
ATM_BROADBAND_BEARER_CAPABILITY_IE ie_bbc;
ATM_QOS_CLASS_IE ie_qos;
Q2931_IE *ie_ptr;
int size;
// Setting up cbr parameters ...
ie_aalparams.AALType = AALTYPE_5;
ie_aalparams.AALSpecificParameters.AAL5Parameters.ForwardMaxCPCSSDUSize
= pktSize; // was 1516;
ie_aalparams.AALSpecificParameters.AAL5Parameters.BackwardMaxCPCSSDUSize
= pktSize; // was 1516;
ie_aalparams.AALSpecificParameters.AAL5Parameters.Mode = AAL5_MODE_MESSAGE;
ie_aalparams.AALSpecificParameters.AAL5Parameters.SSCSType = AAL5_SSCS_NULL;
size = sizeof(Q2931_IE_TYPE) + sizeof(ULONG) + sizeof(AAL_PARAMETERS_IE);
ie_td.Forward.PeakCellRate_CLP0 = SAP_FIELD_ABSENT;
ie_td.Forward.PeakCellRate_CLP01 = rate;
ie_td.Forward.SustainableCellRate_CLP0 = SAP_FIELD_ABSENT;
ie_td.Forward.SustainableCellRate_CLP01 = SAP_FIELD_ABSENT;
ie_td.Forward.MaxBurstSize_CLP0 = SAP_FIELD_ABSENT;
ie_td.Forward.MaxBurstSize_CLP01 = SAP_FIELD_ABSENT;
ie_td.Forward.Tagging = SAP_FIELD_ABSENT;
ie_td.Backward.PeakCellRate_CLP0 = SAP_FIELD_ABSENT;
ie_td.Backward.PeakCellRate_CLP01 = rate;
ie_td.Backward.SustainableCellRate_CLP0 = SAP_FIELD_ABSENT;
ie_td.Backward.SustainableCellRate_CLP01 = SAP_FIELD_ABSENT;
ie_td.Backward.MaxBurstSize_CLP0 = SAP_FIELD_ABSENT;
ie_td.Backward.MaxBurstSize_CLP01 = SAP_FIELD_ABSENT;
ie_td.Backward.Tagging = SAP_FIELD_ABSENT;
ie_td.BestEffort = 0; // Note: this must be set to zero for CBR.
size += sizeof( Q2931_IE_TYPE )
+ sizeof( ULONG )
+ sizeof( ATM_TRAFFIC_DESCRIPTOR_IE );
ie_bbc.BearerClass = BCOB_X;
ie_bbc.TrafficType = TT_CBR;
ie_bbc.TimingRequirements = TR_END_TO_END;
ie_bbc.ClippingSusceptability = CLIP_NOT;
ie_bbc.UserPlaneConnectionConfig = UP_P2P;
size += sizeof( Q2931_IE_TYPE )
+ sizeof( ULONG )
+ sizeof( ATM_BROADBAND_BEARER_CAPABILITY_IE );
ie_qos.QOSClassForward = QOS_CLASS1;
ie_qos.QOSClassBackward = QOS_CLASS1; // This may not be really used
// since we do only simplex data xfer.
size += sizeof(Q2931_IE_TYPE) + sizeof(ULONG) + sizeof(ATM_QOS_CLASS_IE);
qos_.ProviderSpecific.buf = (char *) ACE_OS::malloc(size);
if (qos_.ProviderSpecific.buf == 0) {
ACE_ERROR((LM_ERROR,
ACE_LIB_TEXT ("ACE_ATM_QoS::ACE_ATM_QoS: Unable to allocate %d bytes for qos_.ProviderSpecific.buf\n"),
size));
return;
}
qos_.ProviderSpecific.len = size;
ACE_OS::memset(qos_.ProviderSpecific.buf, 0, size);
ie_ptr = (Q2931_IE *) qos_.ProviderSpecific.buf;
ie_ptr->IEType = IE_AALParameters;
ie_ptr->IELength = sizeof( Q2931_IE_TYPE )
+ sizeof( ULONG )
+ sizeof( AAL_PARAMETERS_IE );
ACE_OS::memcpy(ie_ptr->IE, &ie_aalparams, sizeof(AAL_PARAMETERS_IE));
ie_ptr = (Q2931_IE *) ((char *)ie_ptr + ie_ptr->IELength);
ie_ptr->IEType = IE_TrafficDescriptor;
ie_ptr->IELength = sizeof( Q2931_IE_TYPE )
+ sizeof( ULONG )
+ sizeof( ATM_TRAFFIC_DESCRIPTOR_IE );
ACE_OS::memcpy(ie_ptr->IE, &ie_td, sizeof(ATM_TRAFFIC_DESCRIPTOR_IE));
ie_ptr = (Q2931_IE *) ((char *)ie_ptr + ie_ptr->IELength);
ie_ptr->IEType = IE_BroadbandBearerCapability;
ie_ptr->IELength = sizeof( Q2931_IE_TYPE )
+ sizeof( ULONG )
+ sizeof( ATM_BROADBAND_BEARER_CAPABILITY_IE );
ACE_OS::memcpy(ie_ptr->IE,
&ie_bbc,
sizeof(ATM_BROADBAND_BEARER_CAPABILITY_IE));
ie_ptr = (Q2931_IE *) ((char *)ie_ptr + ie_ptr->IELength);
ie_ptr->IEType = IE_QOSClass;
ie_ptr->IELength = sizeof( Q2931_IE_TYPE )
+ sizeof( ULONG )
+ sizeof( ATM_QOS_CLASS_IE );
ACE_OS::memcpy(ie_ptr->IE, &ie_qos, sizeof(ATM_QOS_CLASS_IE));
// qos_.SendingFlowspec.TokenRate = 0xffffffff;
// qos_.SendingFlowspec.TokenBucketSize = 0xffffffff;
// qos_.SendingFlowspec.PeakBandwidth = 0xffffffff;
// qos_.SendingFlowspec.Latency = 0xffffffff;
// qos_.SendingFlowspec.DelayVariation = 0xffffffff;
// qos_.SendingFlowspec.ServiceType = SERVICETYPE_BESTEFFORT;
// This will most probably be ignored by the service provider.
// qos_.SendingFlowspec.MaxSduSize = 0xffffffff;
// qos_.SendingFlowspec.MinimumPolicedSize = 0xffffffff;
// qos_.ReceivingFlowspec.TokenRate = 0xffffffff;
// qos_.ReceivingFlowspec.TokenBucketSize = 0xffffffff;
// qos_.ReceivingFlowspec.PeakBandwidth = 0xffffffff;
// qos_.ReceivingFlowspec.Latency = 0xffffffff;
// qos_.ReceivingFlowspec.DelayVariation = 0xffffffff;
// qos_.ReceivingFlowspec.ServiceType = SERVICETYPE_BESTEFFORT;
// This will most probably be ignored by the service provider.
// qos_.ReceivingFlowspec.MaxSduSize = 0xffffffff;
// qos_.ReceivingFlowspec.MinimumPolicedSize = 0;
ACE_Flow_Spec send_fspec( 0xffffffff,
0xffffffff,
0xffffffff,
0xffffffff,
0xffffffff,
SERVICETYPE_BESTEFFORT,
// This will most probably ignored by SP.
0xffffffff,
0xffffffff,
15,
ACE_DEFAULT_THREAD_PRIORITY ),
recv_fspec( 0xffffffff,
0xffffffff,
0xffffffff,
0xffffffff,
0xffffffff,
SERVICETYPE_BESTEFFORT,
// This will most probably ignored by SP.
0xffffffff,
0,
15,
ACE_DEFAULT_THREAD_PRIORITY );
qos_.sending_flowspec (send_fspec);
qos_.receiving_flowspec (recv_fspec);
#elif defined (ACE_HAS_FORE_ATM_XTI)
ACE_UNUSED_ARG (rate);
ACE_UNUSED_ARG (pktSize);
#elif defined (ACE_HAS_LINUX_ATM)
ACE_OS::memset(&qos_,
0,
sizeof(qos_));
qos_.aal = ATM_PROTOCOL_DEFAULT;
qos_.rxtp.max_sdu = pktSize;
if (rate > 0) {
qos_.rxtp.pcr = rate;
qos_.rxtp.traffic_class = ATM_CBR;
qos_.txtp.traffic_class = ATM_CBR;
qos_.txtp.pcr = rate;
}
else {
qos_.rxtp.traffic_class = ATM_UBR;
qos_.txtp.traffic_class = ATM_UBR;
}
qos_.txtp.max_sdu = pktSize;
#else
ACE_UNUSED_ARG (rate);
#endif /* ACE_HAS_FORE_ATM_WS2 || ACE_HAS_FORE_ATM_XTI || ACE_HAS_LINUX_ATM */
}
void
ACE_ATM_QoS::set_cbr_rate (int rate,
int pktSize)
{
ACE_TRACE ("ACE_ATM_QoS::set_cbr_rate");
#if defined (ACE_HAS_FORE_ATM_WS2)
/*
AAL_PARAMETERS_IE ie_aalparams;
ATM_TRAFFIC_DESCRIPTOR_IE ie_td;
ATM_BROADBAND_BEARER_CAPABILITY_IE ie_bbc;
ATM_QOS_CLASS_IE ie_qos;
Q2931_IE *ie_ptr;
int size;
*/
ACE_OS::printf( "ATM_QoS(set_cbr_rate): set rate to %d c/s\n", rate );
// Setting up cbr parameters ...
/*
FORE has changed this - we no longer specify QoS this way
ie_aalparams.AALType = AALTYPE_5;
ie_aalparams.AALSpecificParameters.AAL5Parameters.ForwardMaxCPCSSDUSize
= pktSize; // was 1516;
ie_aalparams.AALSpecificParameters.AAL5Parameters.BackwardMaxCPCSSDUSize
= pktSize; // was 1516;
ie_aalparams.AALSpecificParameters.AAL5Parameters.Mode = AAL5_MODE_MESSAGE;
ie_aalparams.AALSpecificParameters.AAL5Parameters.SSCSType = AAL5_SSCS_NULL;
size = sizeof(Q2931_IE_TYPE) + sizeof(ULONG) + sizeof(AAL_PARAMETERS_IE);
ie_td.Forward.PeakCellRate_CLP0 = SAP_FIELD_ABSENT;
ie_td.Forward.PeakCellRate_CLP01 = rate;
ie_td.Forward.SustainableCellRate_CLP0 = SAP_FIELD_ABSENT;
ie_td.Forward.SustainableCellRate_CLP01 = SAP_FIELD_ABSENT;
ie_td.Forward.MaxBurstSize_CLP0 = SAP_FIELD_ABSENT;
ie_td.Forward.MaxBurstSize_CLP01 = SAP_FIELD_ABSENT;
ie_td.Forward.Tagging = SAP_FIELD_ABSENT;
ie_td.Backward.PeakCellRate_CLP0 = SAP_FIELD_ABSENT;
ie_td.Backward.PeakCellRate_CLP01 = rate;
ie_td.Backward.SustainableCellRate_CLP0 = SAP_FIELD_ABSENT;
ie_td.Backward.SustainableCellRate_CLP01 = SAP_FIELD_ABSENT;
ie_td.Backward.MaxBurstSize_CLP0 = SAP_FIELD_ABSENT;
ie_td.Backward.MaxBurstSize_CLP01 = SAP_FIELD_ABSENT;
ie_td.Backward.Tagging = SAP_FIELD_ABSENT;
ie_td.BestEffort = 0; // Note: this must be set to zero for CBR.
size += sizeof( Q2931_IE_TYPE ) +
sizeof( ULONG ) +
sizeof( ATM_TRAFFIC_DESCRIPTOR_IE );
ie_bbc.BearerClass = BCOB_X;
ie_bbc.TrafficType = TT_CBR;
ie_bbc.TimingRequirements = TR_END_TO_END;
ie_bbc.ClippingSusceptability = CLIP_NOT;
ie_bbc.UserPlaneConnectionConfig = UP_P2P;
size += sizeof(Q2931_IE_TYPE) +
sizeof(ULONG) +
sizeof(ATM_BROADBAND_BEARER_CAPABILITY_IE);
ie_qos.QOSClassForward = QOS_CLASS1;
ie_qos.QOSClassBackward = QOS_CLASS1; // This may not be really used
// since we only simplex data xfer.
size += sizeof(Q2931_IE_TYPE) + sizeof(ULONG) + sizeof(ATM_QOS_CLASS_IE);
qos_.ProviderSpecific.buf = (char *) ACE_OS::malloc(size);
if (qos_.ProviderSpecific.buf == 0) {
ACE_ERROR((LM_ERROR,
ACE_LIB_TEXT ("ACE_ATM_QoS::ACE_ATM_QoS: Unable to allocate %d bytes for qos_.ProviderSpecific.buf\n"),
size));
return;
}
qos_.ProviderSpecific.len = size;
ACE_OS::memset(qos_.ProviderSpecific.buf, 0, size);
ie_ptr = (Q2931_IE *) qos_.ProviderSpecific.buf;
ie_ptr->IEType = IE_AALParameters;
ie_ptr->IELength = sizeof( Q2931_IE_TYPE ) +
sizeof( ULONG ) +
sizeof( AAL_PARAMETERS_IE );
ACE_OS::memcpy(ie_ptr->IE, &ie_aalparams, sizeof(AAL_PARAMETERS_IE));
ie_ptr = (Q2931_IE *) ((char *)ie_ptr + ie_ptr->IELength);
ie_ptr->IEType = IE_TrafficDescriptor;
ie_ptr->IELength = sizeof( Q2931_IE_TYPE ) +
sizeof( ULONG ) +
sizeof( ATM_TRAFFIC_DESCRIPTOR_IE );
ACE_OS::memcpy(ie_ptr->IE, &ie_td, sizeof(ATM_TRAFFIC_DESCRIPTOR_IE));
ie_ptr = (Q2931_IE *) ((char *)ie_ptr + ie_ptr->IELength);
ie_ptr->IEType = IE_BroadbandBearerCapability;
ie_ptr->IELength = sizeof( Q2931_IE_TYPE ) +
sizeof( ULONG ) +
sizeof( ATM_BROADBAND_BEARER_CAPABILITY_IE );
ACE_OS::memcpy( ie_ptr->IE,
&ie_bbc,
sizeof( ATM_BROADBAND_BEARER_CAPABILITY_IE ));
ie_ptr = (Q2931_IE *) ((char *)ie_ptr + ie_ptr->IELength);
ie_ptr->IEType = IE_QOSClass;
ie_ptr->IELength = sizeof(Q2931_IE_TYPE) + sizeof(ULONG) +
sizeof(ATM_QOS_CLASS_IE);
ACE_OS::memcpy(ie_ptr->IE, &ie_qos, sizeof(ATM_QOS_CLASS_IE));
*/
const int BYTES_PER_ATM_CELL = 53;
ACE_OS::memset(&qos_, 0, sizeof(ATM_QoS));
// Setting the token rate sets the minimum rate. 3 Mbits/sec seems too high.
// Certainly for Vaudeville audio, we only need about 1000 c/s which is
// 424000 bits/sec which is 53000 bytes/sec.
//qos_.SendingFlowspec.TokenRate = 3*(1024*128); // 3Mbits/sec
qos_.SendingFlowspec.TokenRate = 53000; // 1000 cells/sec
qos_.SendingFlowspec.TokenBucketSize = 32*1024; // our block size
//ourQos.SendingFlowspec.PeakBandwidth = ourQos.SendingFlowspec.TokenRate;
qos_.SendingFlowspec.ServiceType = SERVICETYPE_GUARANTEED;
// Peak bandwidth is in bytes/sec. The rate is specified in cells/sec so
// we need to convert from cells/sec to bytes/sec (i.e., multiply by 53).
qos_.SendingFlowspec.PeakBandwidth = rate * BYTES_PER_ATM_CELL;
qos_.SendingFlowspec.Latency = -1; // we don't care too much
qos_.SendingFlowspec.DelayVariation = -1; // we don't care too much
// no provider-specific data allowed on ATM
qos_.ProviderSpecific.buf=0;
qos_.ProviderSpecific.len=0;
// unidirectional P2MP; we don't need to setup the Receiving flowspec
//qos_.SendingFlowspec.TokenRate = 0xffffffff;
//qos_.SendingFlowspec.TokenBucketSize = 0xffffffff;
//qos_.SendingFlowspec.PeakBandwidth = 0xffffffff;
//qos_.SendingFlowspec.Latency = 0xffffffff;
//qos_.SendingFlowspec.DelayVariation = 0xffffffff;
//qos_.SendingFlowspec.ServiceType = SERVICETYPE_BESTEFFORT;
// This will most probably be ignored by the service provider.
//qos_.SendingFlowspec.MaxSduSize = 0xffffffff;
//qos_.SendingFlowspec.MinimumPolicedSize = 0xffffffff;
//qos_.ReceivingFlowspec.TokenRate = 0xffffffff;
//qos_.ReceivingFlowspec.TokenBucketSize = 0xffffffff;
//qos_.ReceivingFlowspec.PeakBandwidth = 0xffffffff;
//qos_.ReceivingFlowspec.Latency = 0xffffffff;
//qos_.ReceivingFlowspec.DelayVariation = 0xffffffff;
//qos_.ReceivingFlowspec.ServiceType = SERVICETYPE_BESTEFFORT;
// This will most probably be ignored by the service provider.
//qos_.ReceivingFlowspec.MaxSduSize = 0xffffffff;
//qos_.ReceivingFlowspec.MinimumPolicedSize = 0;
/*
ACE_Flow_Spec send_fspec( 0xffffffff,
0xffffffff,
0xffffffff,
0xffffffff,
0xffffffff,
SERVICETYPE_BESTEFFORT,
// This will most probably ignored by SP.
0xffffffff,
0xffffffff,
15,
ACE_DEFAULT_THREAD_PRIORITY ),
recv_fspec( 0xffffffff,
0xffffffff,
0xffffffff,
0xffffffff,
0xffffffff,
SERVICETYPE_BESTEFFORT,
// This will most probably ignored by SP.
0xffffffff,
0,
15,
ACE_DEFAULT_THREAD_PRIORITY );
qos_.sending_flowspec( send_fspec );
qos_.receiving_flowspec( recv_fspec );
*/
#elif defined (ACE_HAS_FORE_ATM_XTI)
ACE_UNUSED_ARG (rate);
ACE_UNUSED_ARG (pktSize);
#elif defined (ACE_HAS_LINUX_ATM)
ACE_UNUSED_ARG (pktSize);
qos_.rxtp.traffic_class = ATM_CBR;
qos_.rxtp.pcr = rate;
qos_.txtp.traffic_class = ATM_CBR;
qos_.txtp.pcr = rate;
#else
ACE_UNUSED_ARG (rate);
#endif /* ACE_HAS_FORE_ATM_WS2 || ACE_HAS_FORE_ATM_XTI || ACE_HAS_LINUX_ATM */
}
void
ACE_ATM_QoS::dump (void) const
{
ACE_TRACE ("ACE_ATM_QoS::dump");
}
void
ACE_ATM_QoS::set_rate (ACE_HANDLE fd,
int rate,
int flags)
{
ACE_TRACE ("ACE_ATM_QoS::set_rate");
#if defined (ACE_HAS_FORE_ATM_WS2) || defined (ACE_HAS_LINUX_ATM)
set_cbr_rate( rate );
ACE_UNUSED_ARG( fd );
ACE_UNUSED_ARG( flags );
#elif defined (ACE_HAS_FORE_ATM_XTI)
long optlen = 0;
qos_.buf = construct_options(fd,
rate,
flags,
&optlen);
qos_.len = optlen;
#else
ACE_UNUSED_ARG (rate);
#endif /* ACE_HAS_FORE_ATM_WS2 || ACE_HAS_LINUX_ATM || ACE_HAS_FORE_ATM_XTI */
}
char*
ACE_ATM_QoS::construct_options (ACE_HANDLE fd,
int rate,
int flags,
long *len)
{
#if defined (ACE_HAS_FORE_ATM_WS2) || defined (ACE_HAS_LINUX_ATM)
ACE_UNUSED_ARG (fd);
ACE_UNUSED_ARG (rate);
ACE_UNUSED_ARG (flags);
ACE_UNUSED_ARG (len);
return (0);
#elif defined (ACE_HAS_FORE_ATM_XTI)
struct t_opthdr *popt;
char *buf;
int qos_cells;
struct t_info info;
if (ACE_OS::t_getinfo (fd, &info) == -1)
{
ACE_OS::t_error ("t_getinfo");
return 0;
}
buf = (char *) ACE_OS::malloc (info.options);
if (buf == 0)
ACE_ERROR_RETURN ((LM_ERROR,
ACE_LIB_TEXT ("Unable to allocate %d bytes for options\n"),
info.options),
0);
popt = (struct t_opthdr *) buf;
if (flags & OPT_FLAGS_CPID)
{
// This constructs the T_ATM_ORIG_ADDR option, which is used to
// signal the UNI 3.1 Calling Party ID Information Element.
t_atm_addr *source_addr;
popt->len = sizeof (struct t_opthdr) + sizeof (t_atm_addr);
popt->level = T_ATM_SIGNALING;
popt->name = T_ATM_ORIG_ADDR;
popt->status = 0;
source_addr =
(t_atm_addr *)((char *) popt + sizeof (struct t_opthdr));
source_addr->address_format = T_ATM_ENDSYS_ADDR;
source_addr->address_length = ATMNSAP_ADDR_LEN;
ATMSAPAddress local_addr;
struct t_bind boundaddr;
boundaddr.addr.maxlen = sizeof(local_addr);
boundaddr.addr.buf = (char *) &local_addr;
//if (ACE_OS::t_getprotaddr(fd, &boundaddr, 0) 0) {
if (ACE_OS::t_getname(fd,
&boundaddr.addr,
LOCALNAME) 0)
{
ACE_OS::t_error("t_getname (local_address)");
ACE_ERROR ((LM_ERROR,
ACE_LIB_TEXT ("Can't get local address!\n")));
ACE_OS::free (buf);
return 0;
}
ACE_OS::memcpy(source_addr->address,
local_addr.sap.t_atm_sap_addr.address,
ATMNSAP_ADDR_LEN);
popt = T_OPT_NEXTHDR (buf, info.options , popt);
}
// This constructs all options necessary (bearer cap., QoS, and
// Traffic Descriptor) to signal for a CBR connection with the
// specified QoS in kbit/sec., and/or specify a PMP connection.
// For FORE 200e cards, the adapter shapes traffic to CBR with rate
// equal to PCR CLP=0+1 (traffic.forward.PCR_all_traffic)
qos_cells = (rate * 1000) / (48*8);
if ((qos_cells > 0 && qos_cells LINE_RATE)
|| (ACE_BIT_ENABLED (flags, OPT_FLAGS_PMP)))
{
struct t_atm_bearer *bearer;
struct t_atm_traffic *traffic;
// T_ATM_BEARER_CAP: Broadband bearer capability
popt->len = sizeof (struct t_opthdr) + sizeof (struct t_atm_bearer);
popt->level = T_ATM_SIGNALING;
popt->name = T_ATM_BEARER_CAP;
popt->status = 0;
bearer = (struct t_atm_bearer *)((char *) popt +
sizeof (struct t_opthdr));
bearer->bearer_class = T_ATM_CLASS_X;
if (qos_cells)
{
bearer->traffic_type = T_ATM_CBR;
bearer->timing_requirements = T_ATM_END_TO_END;
}
else
{
bearer->traffic_type = 0; // UBR
bearer->timing_requirements = 0;
}
bearer->clipping_susceptibility = T_ATM_NULL;
if (ACE_BIT_ENABLED (flags, OPT_FLAGS_PMP))
bearer->connection_configuration = T_ATM_1_TO_MANY;
else
bearer->connection_configuration = T_ATM_1_TO_1;
popt = T_OPT_NEXTHDR (buf, info.options, popt);
// T_ATM_TRAFFIC: traffic descriptor
popt->len = sizeof (struct t_opthdr) + sizeof (struct t_atm_traffic);
popt->level = T_ATM_SIGNALING;
popt->name = T_ATM_TRAFFIC;
popt->status = 0;
traffic = (struct t_atm_traffic *)((char *) popt +
sizeof (struct t_opthdr));
traffic->forward.PCR_high_priority = T_ATM_ABSENT;
traffic->forward.PCR_all_traffic = qos_cells ? qos_cells : LINE_RATE;
traffic->forward.SCR_high_priority = T_ATM_ABSENT;
traffic->forward.SCR_all_traffic = T_ATM_ABSENT;
traffic->forward.MBS_high_priority = T_ATM_ABSENT;
traffic->forward.MBS_all_traffic = T_ATM_ABSENT;
traffic->forward.tagging = T_NO;
traffic->backward.PCR_high_priority = T_ATM_ABSENT;
traffic->backward.PCR_all_traffic =
(ACE_BIT_ENABLED (flags, OPT_FLAGS_PMP))
? 0 : qos_cells ? qos_cells : LINE_RATE;
traffic->backward.SCR_high_priority = T_ATM_ABSENT;
traffic->backward.SCR_all_traffic = T_ATM_ABSENT;
traffic->backward.MBS_high_priority = T_ATM_ABSENT;
traffic->backward.MBS_all_traffic = T_ATM_ABSENT;
traffic->backward.tagging = T_NO;
traffic->best_effort = qos_cells ? T_NO : T_YES;
popt = T_OPT_NEXTHDR (buf,
info.options,
popt);
}
if (qos_cells > 0 && qos_cells LINE_RATE)
{
struct t_atm_qos *qos;
// T_ATM_QOS: Quality of Service
popt->len = sizeof (struct t_opthdr) + sizeof (struct t_atm_qos);
popt->level = T_ATM_SIGNALING;
popt->name = T_ATM_QOS;
popt->status = 0;
qos = (struct t_atm_qos *)((char *) popt + sizeof (struct t_opthdr));
qos->coding_standard = T_ATM_ITU_CODING;
qos->forward.qos_class = T_ATM_QOS_CLASS_1;
qos->backward.qos_class = T_ATM_QOS_CLASS_1;
popt = T_OPT_NEXTHDR (buf, info.options, popt);
}
// Return actual size of options and option buffer to user.
*len = (char *) popt - buf;
return buf;
#else
ACE_UNUSED_ARG (fd);
ACE_UNUSED_ARG (rate);
ACE_UNUSED_ARG (flag);
ACE_UNUSED_ARG (len);
return (0);
#endif /* ACE_HAS_FORE_ATM_WS2 */
}
#endif /* ACE_HAS_ATM */