GaBro Class Reference

#include <GaBro.h>

Inheritance diagram for GaBro:

Collaboration diagram for GaBro:

Classes
struct	info_t

Public Member Functions
virtual void	clientFree ()
virtual PieceToSend *	computePiecesToSend (unsigned &size)
virtual bool	freeComId (long id)
	GaBro ()
virtual void *	getClientData (void *pid, int server_node, long &size, long &length, bool &end)
virtual void *	getDescr ()
virtual PaCO::PacoTopology_t	getDestTopology ()
virtual long	getNodeRank ()
virtual void *	getServerData (long &length)
virtual PaCO::PacoTopology_t	getSourceTopology ()
virtual bool	insertData (void *rcptBuf, unsigned long element_nb)
virtual void	serverFree ()
virtual bool	setComId (long id)
virtual void	setCommunicator (void *group)
virtual void	setDataPtr (void *dataPtr)
virtual void	setDescr (void *descr)
virtual void	setDestTopology (PaCO::PacoTopology_t topo)
void	setEltSize (long size)
void	setNodeNbElt (long elt_node_nb)
void	setNodePos (long node_pos)
virtual void	setNodeRank (long Rank)
virtual void	setSourceTopology (PaCO::PacoTopology_t topo)
void	setTotalNbElt (long elt_nb)
virtual	~GaBro ()

Private Types
typedef map< long, info_t * >	info_list_map_t

Private Attributes
char *	_client_buffer
long	_cur_id
info_t *	_cur_info
long	_current_data_size
long	_current_pos
int	_current_rcp
long	_data_elt_nb
long	_data_size
GaBroLib::GaBroDescr	_descr
PaCO::PacoTopology_t	_destTopo
long	_elt_node_nb
info_list_map_t	_info_list_map
long	_my_rank
long *	_nb_rcp
long	_node_data_nb
long	_node_pos
int *	_pos
char *	_server_buffer
long	_server_nb_nodes
PaCO::PacoTopology_t	_srcTopo
long	_total_data_nb

Detailed Description

Definition at line 9 of file GaBro.h.

Member Typedef Documentation

info_list_map_t

typedef map<long, info_t*> GaBro::info_list_map_t

private

Definition at line 74 of file GaBro.h.

Constructor & Destructor Documentation

GaBro()

GaBro::GaBro

(

)

Definition at line 4 of file GaBro.cc.

References _client_buffer, _current_data_size, _current_pos, _current_rcp, _data_elt_nb, _data_size, _elt_node_nb, _my_rank, _nb_rcp, _node_data_nb, _node_pos, _pos, _server_buffer, _server_nb_nodes, _total_data_nb, and setComId().

{
  // Common
  _data_size = -1;
  _data_elt_nb = -1;
  _my_rank = 0;
  _server_nb_nodes = 1;

  // Client side
  _client_buffer = NULL;
  _pos = NULL;
  _elt_node_nb = -1;
  _node_pos = -1;

  this->setComId(-1);

  // Server side
  _server_buffer = NULL;
  _nb_rcp = NULL;
  _current_rcp = -1;
  _total_data_nb = -1;
  _node_data_nb = -1;
  _current_data_size = -1;
  _current_pos = -1;
}

Here is the call graph for this function:

~GaBro()

GaBro::~GaBro ( )

virtual

Definition at line 30 of file GaBro.cc.

References _info_list_map, _nb_rcp, and _pos.

{
  delete _pos;
  delete _nb_rcp;
  for(info_list_map_t::iterator it=_info_list_map.begin(); it!=_info_list_map.end(); ++it)
    {
      info_t* info = it->second;
      delete info;
      _info_list_map.erase(it);
    }
  _info_list_map.clear();
}

Member Function Documentation

clientFree()

void GaBro::clientFree ( )

virtual

Implements DistributionLibrary.

Definition at line 181 of file GaBro.cc.

References _pos, and _server_nb_nodes.

{
  for (int i=0; i<_server_nb_nodes; i++)
    {
      _pos[i] = 0;
    }
}

computePiecesToSend()

PieceToSend * GaBro::computePiecesToSend ( unsigned &  size )

virtual

Implements DistributionLibrary.

Definition at line 122 of file GaBro.cc.

References _data_size, _elt_node_nb, _my_rank, _server_nb_nodes, PieceToSend::destNode, PieceToSend::size, and PieceToSend::sourceNode.

{
  size = _server_nb_nodes;
  // Compute total data length
  long total_length = _data_size * _elt_node_nb;
  // We send at each server node the same data
  PieceToSend * local_vector = new PieceToSend[_server_nb_nodes];
  for (int i = 0; i < _server_nb_nodes; i++)
    {
      local_vector[i].sourceNode = _my_rank;
      local_vector[i].destNode = i;
      local_vector[i].size = total_length;
    }
  return local_vector;
}

freeComId()

bool GaBro::freeComId ( long  id )

virtual

Reimplemented from DistributionLibrary.

Definition at line 301 of file GaBro.cc.

References _cur_id, and _info_list_map.

{ 
  if (id == -1) {
    //    cerr << "freeComId: not allowed to free com id -1 (ignoring)\n";
    return true;
  }
  if (_cur_id == id) {
    //    cerr << "freeComId: not allowed to free current com (ignoring)\n";
    return true;
  }
  //  cerr << "freeComid: communication id: "<<id<<endl;
  info_list_map_t::iterator it = _info_list_map.find(id);
  if (it != _info_list_map.end() ) 
    {
      info_t* info = it->second;
      delete info;
      _info_list_map.erase(it);
    }
  return true;
}

getClientData()

void * GaBro::getClientData ( void *  pid, int  server_node, long &  size, long &  length, bool &  end  )

virtual

Implements DistributionLibrary.

Definition at line 145 of file GaBro.cc.

References _client_buffer, _data_size, _descr, _elt_node_nb, _pos, and GaBroLib::GaBroDescr::current_data_size.

{
  void * result = NULL;
  end = true;
  //std:cerr << _data_size << " " << _data_elt_nb << " " << _pos[server_node] << endl;
  long rst_data = (_data_size * _elt_node_nb) - _pos[server_node];
  //std:cerr << "Size : " << size << endl;
  //std:cerr << "Rst_data : " << rst_data << endl;
  if (size == rst_data)
    {
      length = size / _data_size;
      _descr.current_data_size = size;
      result = (void *)&_client_buffer[_pos[server_node]];
      _pos[server_node] = _pos[server_node] + size;
      size = 0;
    }
  else if (size > rst_data)
    {
      length = rst_data / _data_size;
      _descr.current_data_size = rst_data;
      result = (void *)&_client_buffer[_pos[server_node]];
      _pos[server_node] = _pos[server_node] + rst_data;
      size = size - rst_data;
    }
  else if (size < rst_data)
    {
      length = size / _data_size;
      _descr.current_data_size = size;
      result = (void *)&_client_buffer[_pos[server_node]];
      _pos[server_node] = _pos[server_node] + size;
      size = 0;
    }
  return result;
}

getDescr()

void * GaBro::getDescr ( )

virtual

Implements DistributionLibrary.

Definition at line 190 of file GaBro.cc.

References _descr.

{
  return &_descr;
}

getDestTopology()

PaCO::PacoTopology_t GaBro::getDestTopology ( )

virtual

Implements DistributionLibrary.

Definition at line 74 of file GaBro.cc.

References _destTopo.

{
  return _destTopo;
}

getNodeRank()

long GaBro::getNodeRank ( )

virtual

Implements DistributionLibrary.

Definition at line 87 of file GaBro.cc.

References _my_rank.

{
  return _my_rank;
}

getServerData()

void * GaBro::getServerData ( long &  length )

virtual

Implements DistributionLibrary.

Definition at line 227 of file GaBro.cc.

References _server_buffer, and _total_data_nb.

{
  length = _total_data_nb;
  return _server_buffer;
}

getSourceTopology()

PaCO::PacoTopology_t GaBro::getSourceTopology ( )

virtual

Implements DistributionLibrary.

Definition at line 55 of file GaBro.cc.

References _srcTopo.

{
  return _srcTopo;
}

insertData()

bool GaBro::insertData ( void *  rcptBuf, unsigned long  element_nb  )

virtual

Implements DistributionLibrary.

Definition at line 196 of file GaBro.cc.

References _current_data_size, _current_pos, _current_rcp, _data_size, _nb_rcp, _node_data_nb, _server_buffer, _srcTopo, _total_data_nb, and PaCO::PacoTopology_s::total.

{

  bool ret = true;
  if (element_nb != 0)
    {
  if (_server_buffer == NULL)
    {
      _server_buffer = (char *)malloc(_data_size * _total_data_nb);
    }
  // Copy the buffer !!!
//   cerr << "current_pos : " << _current_pos << endl;
//   cerr << "data_size : " << _data_size << endl;
//   cerr << "nb_rcp[_current_rcp] " << _nb_rcp[_current_rcp] << endl;  

  long current_sender_pos = (_current_pos * _data_size) + ((_data_size * _node_data_nb) - _nb_rcp[_current_rcp]);
//   cerr << "current_sender_pos : " << current_sender_pos << endl;
  memcpy((void *)&(_server_buffer[current_sender_pos]), rcptBuf, _current_data_size);
  _nb_rcp[_current_rcp] = _nb_rcp[_current_rcp] - _current_data_size;
    }
  for (unsigned int i=0; i<_srcTopo.total; i++)
    {
      if (_nb_rcp[i] != 0)
   {
     ret = false;
   }
    }
  return ret;
}

serverFree()

void GaBro::serverFree ( )

virtual

Implements DistributionLibrary.

Definition at line 254 of file GaBro.cc.

References _current_pos, _current_rcp, _nb_rcp, _server_buffer, _srcTopo, and PaCO::PacoTopology_s::total.

{ 
  _current_rcp = -1;
  _current_pos = -1;
  _server_buffer = NULL;
  for (unsigned int i=0; i<_srcTopo.total; i++)
    {
      _nb_rcp[i] = -1;
    }
}

setComId()

bool GaBro::setComId ( long  id )

virtual

Reimplemented from DistributionLibrary.

Definition at line 266 of file GaBro.cc.

References _cur_id, _cur_info, _data_elt_nb, GaBro::info_t::_data_elt_nb, _data_size, GaBro::info_t::_data_size, _descr, _elt_node_nb, GaBro::info_t::_elt_node_nb, _info_list_map, _node_pos, GaBro::info_t::_node_pos, _server_nb_nodes, GaBro::info_t::_server_nb_nodes, GaBroLib::GaBroDescr::node_data_nb, GaBroLib::GaBroDescr::node_position, and GaBroLib::GaBroDescr::total_data_nb.

Referenced by GaBro().

{ 
  info_t * _infolists;
  info_list_map_t::iterator it = _info_list_map.find(id);
  if (it == _info_list_map.end()) 
    {
      _infolists = new info_t();
      _infolists->_data_size = _data_size;
      _infolists->_elt_node_nb = _elt_node_nb;
      _infolists->_server_nb_nodes = _server_nb_nodes;
      _infolists->_data_elt_nb = _data_elt_nb;
      _infolists->_node_pos = _node_pos;
      _info_list_map[id] = _infolists;
    }
  else 
    {
      _infolists   = it->second;
    }
  _cur_info = _infolists;
  _cur_id = id;
  _data_size = _infolists->_data_size;
  _elt_node_nb = _infolists->_elt_node_nb;
  _data_elt_nb = _infolists->_data_elt_nb;
  _server_nb_nodes = _infolists->_server_nb_nodes;
  _node_pos = _infolists->_node_pos;

  _descr.node_position = _node_pos;
  _descr.total_data_nb = _data_elt_nb; 
  _descr.node_data_nb = _elt_node_nb;

  //std:cerr << _data_size << " " << _elt_node_nb << " " << _server_nb_nodes <<endl;
  return true;
}

setCommunicator()

virtual void GaBro::setCommunicator ( void *  group )

inlinevirtual

Implements DistributionLibrary.

Definition at line 22 of file GaBro.h.

{}

setDataPtr()

void GaBro::setDataPtr ( void *  dataPtr )

virtual

Implements DistributionLibrary.

Definition at line 139 of file GaBro.cc.

References _client_buffer.

{
  _client_buffer = (char *) dataPtr;
}

setDescr()

void GaBro::setDescr ( void *  descr )

virtual

Implements DistributionLibrary.

Definition at line 234 of file GaBro.cc.

References _current_data_size, _current_pos, _current_rcp, _data_size, _descr, _nb_rcp, _node_data_nb, _total_data_nb, GaBroLib::GaBroDescr::current_data_size, GaBroLib::GaBroDescr::node_data_nb, GaBroLib::GaBroDescr::node_position, GaBroLib::GaBroDescr::sender, and GaBroLib::GaBroDescr::total_data_nb.

{
  _descr = *((GaBroLib::GaBroDescr*) descr);
  if (_current_rcp == -1)
    {
      // First piece reception !
      _total_data_nb = _descr.total_data_nb;
    }
  _current_rcp = _descr.sender;
  _current_pos = _descr.node_position;
  _node_data_nb = _descr.node_data_nb;
  _current_data_size = _descr.current_data_size;
  //std:cerr << _current_data_size << endl;
  if (_nb_rcp[_current_rcp] == -1)
    {
      _nb_rcp[_current_rcp] = (_data_size * _node_data_nb);
    }
}

setDestTopology()

void GaBro::setDestTopology ( PaCO::PacoTopology_t  topo )

virtual

Implements DistributionLibrary.

Definition at line 61 of file GaBro.cc.

References _destTopo, _pos, _server_nb_nodes, and PaCO::PacoTopology_s::total.

{
  _destTopo = topo;
  _server_nb_nodes = topo.total;
  //  _cur_info->_server_nb_nodes = _server_nb_nodes;
  _pos = new int[_server_nb_nodes];
  for (int i=0; i<_server_nb_nodes; i++)
    {
      _pos[i] = 0;
    }
}

setEltSize()

void GaBro::setEltSize

(

long

size

)

Definition at line 93 of file GaBro.cc.

References _data_size.

{
  _data_size = size;
  //  _cur_info->_data_size = _data_size;
}

setNodeNbElt()

void GaBro::setNodeNbElt

(

long

elt_node_nb

)

Definition at line 107 of file GaBro.cc.

References _descr, _elt_node_nb, and GaBroLib::GaBroDescr::node_data_nb.

{
  _elt_node_nb = elt_node_nb;
  //  _cur_info->_elt_node_nb = _elt_node_nb;
  _descr.node_data_nb = _elt_node_nb;
}

setNodePos()

void GaBro::setNodePos

(

long

node_pos

)

Definition at line 115 of file GaBro.cc.

References _descr, _node_pos, and GaBroLib::GaBroDescr::node_position.

{
  _node_pos = node_pos;
  _descr.node_position = _node_pos;
}

setNodeRank()

void GaBro::setNodeRank ( long  Rank )

virtual

Implements DistributionLibrary.

Definition at line 80 of file GaBro.cc.

References _descr, _my_rank, and GaBroLib::GaBroDescr::sender.

{
  _my_rank = Rank;
  _descr.sender = Rank;
}

setSourceTopology()

void GaBro::setSourceTopology ( PaCO::PacoTopology_t  topo )

virtual

Implements DistributionLibrary.

Definition at line 44 of file GaBro.cc.

References _nb_rcp, _srcTopo, and PaCO::PacoTopology_s::total.

{
  _srcTopo = topo;
  _nb_rcp = new long[_srcTopo.total];
  for (unsigned int i=0; i<_srcTopo.total; i++)
    {
      _nb_rcp[i] = -1;
    }
}

setTotalNbElt()

void GaBro::setTotalNbElt

(

long

elt_nb

)

Definition at line 100 of file GaBro.cc.

References _data_elt_nb, _descr, and GaBroLib::GaBroDescr::total_data_nb.

{
  _data_elt_nb = elt_nb;
  _descr.total_data_nb = _data_elt_nb; 
}

Member Data Documentation

_client_buffer

char* GaBro::_client_buffer

private

Definition at line 61 of file GaBro.h.

Referenced by GaBro(), getClientData(), and setDataPtr().

_cur_id

long GaBro::_cur_id

private

Definition at line 77 of file GaBro.h.

Referenced by freeComId(), and setComId().

_cur_info

info_t* GaBro::_cur_info

private

Definition at line 78 of file GaBro.h.

Referenced by setComId().

_current_data_size

long GaBro::_current_data_size

private

Definition at line 87 of file GaBro.h.

Referenced by GaBro(), insertData(), and setDescr().

_current_pos

long GaBro::_current_pos

private

Definition at line 84 of file GaBro.h.

Referenced by GaBro(), insertData(), serverFree(), and setDescr().

_current_rcp

int GaBro::_current_rcp

private

Definition at line 83 of file GaBro.h.

Referenced by GaBro(), insertData(), serverFree(), and setDescr().

_data_elt_nb

long GaBro::_data_elt_nb

private

Definition at line 56 of file GaBro.h.

Referenced by GaBro(), setComId(), and setTotalNbElt().

_data_size

long GaBro::_data_size

private

Definition at line 55 of file GaBro.h.

Referenced by computePiecesToSend(), GaBro(), getClientData(), insertData(), setComId(), setDescr(), and setEltSize().

_descr

GaBroLib::GaBroDescr GaBro::_descr

private

Definition at line 52 of file GaBro.h.

Referenced by getClientData(), getDescr(), setComId(), setDescr(), setNodeNbElt(), setNodePos(), setNodeRank(), and setTotalNbElt().

_destTopo

PaCO::PacoTopology_t GaBro::_destTopo

private

Definition at line 49 of file GaBro.h.

Referenced by getDestTopology(), and setDestTopology().

_elt_node_nb

long GaBro::_elt_node_nb

private

Definition at line 63 of file GaBro.h.

Referenced by computePiecesToSend(), GaBro(), getClientData(), setComId(), and setNodeNbElt().

_info_list_map

info_list_map_t GaBro::_info_list_map

private

Definition at line 75 of file GaBro.h.

Referenced by freeComId(), setComId(), and ~GaBro().

_my_rank

long GaBro::_my_rank

private

Definition at line 57 of file GaBro.h.

Referenced by computePiecesToSend(), GaBro(), getNodeRank(), and setNodeRank().

_nb_rcp

long* GaBro::_nb_rcp

private

Definition at line 82 of file GaBro.h.

Referenced by GaBro(), insertData(), serverFree(), setDescr(), setSourceTopology(), and ~GaBro().

_node_data_nb

long GaBro::_node_data_nb

private

Definition at line 86 of file GaBro.h.

Referenced by GaBro(), insertData(), and setDescr().

_node_pos

long GaBro::_node_pos

private

Definition at line 64 of file GaBro.h.

Referenced by GaBro(), setComId(), and setNodePos().

_pos

int* GaBro::_pos

private

Definition at line 62 of file GaBro.h.

Referenced by clientFree(), GaBro(), getClientData(), setDestTopology(), and ~GaBro().

_server_buffer

char* GaBro::_server_buffer

private

Definition at line 81 of file GaBro.h.

Referenced by GaBro(), getServerData(), insertData(), and serverFree().

_server_nb_nodes

long GaBro::_server_nb_nodes

private

Definition at line 58 of file GaBro.h.

Referenced by clientFree(), computePiecesToSend(), GaBro(), setComId(), and setDestTopology().

_srcTopo

PaCO::PacoTopology_t GaBro::_srcTopo

private

Definition at line 48 of file GaBro.h.

Referenced by getSourceTopology(), insertData(), serverFree(), and setSourceTopology().

_total_data_nb

long GaBro::_total_data_nb

private

Definition at line 85 of file GaBro.h.

Referenced by GaBro(), getServerData(), insertData(), and setDescr().

---

The documentation for this class was generated from the following files:

• GaBro.h
• GaBro.cc