int main (int argc, char** argv) {
if (argc != 3) {
std::cerr << "wrong number of arguments !!!\nUsage: " << *argv << " [tty_dev] [string to send]\n" << std::endl;
return -1;
}
const std::string tty_dev = *(argv+1);
int tty_sock;
//char* buffer;
struct termios attribs;
memset(&attribs, 0, sizeof(attribs));
attribs.c_iflag=0;
attribs.c_oflag=0;
attribs.c_cflag=0;
attribs.c_lflag=0;
attribs.c_cc[VMIN]=1;
attribs.c_cc[VTIME]=0;
tty_sock = open(tty_dev.c_str(), O_RDWR | O_NOCTTY | O_NDELAY);
if (tty_sock == -1 )
{
std::cerr << "open_port: Unable to open " << tty_dev << ": " << strerror(errno) << std::endl;
return -1;
}
else {
cfsetospeed(&attribs, B115200); // 115200 baud
cfsetispeed(&attribs, B115200); // 115200 baud
/// possible bauds are: 110, 150, 300, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400, 460800, 921600
tcsetattr(tty_sock, TCSANOW,&attribs);
fcntl(tty_sock, F_SETFL,0);
std::cout << "Port has been successfully opened, tty_sock_fd: " << tty_sock << std::endl;
}
std::string data_to_send (*(argv+2));
write(tty_sock, data_to_send.c_str(), data_to_send.length());
//rd=read(tty_sock ,buffer, 1024);
std::cout << "sent data: " << data_to_send << std::endl;
close (tty_sock);
return 0;
}
int main (int argc, char **argv)
{
CGMTimers *timers = new CGMTimers ();
Comm *comm = Comm::getComm (&argc, &argv, timers);
int tag = 0;
int p = comm->getNumberOfProcessors ();
//printf("Number of processors %d\n",p);
int id = comm->getMyId ();
//printf("ID%d\n",id);
int sendTo = (id + 1) % p;
int receiveFrom = (id - 1 + p) % p;
int actualSource = -1;
vector<int> values;
if (argc > 1)
{
char *size=strtok(argv[1],",");
while (size!=NULL)
{
values.push_back(atoi(size));
size=strtok(NULL,",");
}
}
else
{
printf("Falt argumento com os tamanhos das matrices: ex. 1,3,4,5,6\n");
}
// printf("size %d\n",values.size());
// int bloco=(values.size()-1)/p;
//printf("Bloco %d\n",bloco);
SimpleCommObject<int> sample(0);
int matrix_size=values.size()-1;
int **total_matrix=new int*[matrix_size];
for (int i=0;i<matrix_size;i++)
total_matrix[i]=new int[matrix_size];
for (int row=0;row<matrix_size;row++)
for (int col=0;col<matrix_size;col++)
{
if (row==col)
total_matrix[row][row]=0;
else
total_matrix[row][col]=-1;
}
int *blocos=new int[p];
int q=(values.size()-1)/p;
if (q<1) q=1;
int r=(values.size()-1)%p;
if (r<1) r=0;
for (int i=0;i<p;i++)
{
if (i<r)
blocos[i]=q+1;
else
blocos[i]=q;
}
//printf("ID: %d Bloco: %d\n",id,blocos[id]);
int bloco_offset=0;
for (int i=0;i<id;i++)
bloco_offset+=blocos[i];
//int row_start=blocos[id]*id;
int row_start=bloco_offset;
int row_end=row_start+blocos[id]-1;
//printf("ID %d, row_start %d row_end %d\n",id,row_start, row_end);
for (int rodada=0;rodada<=p-id-1;rodada++)
{
//printf("ID %d RODADA %d\n",id,rodada);
//int col_start=blocos[id]*(rodada+id);
int col_start=bloco_offset+(blocos[id]*rodada);
//int col_end=blocos[id]*(rodada+id+1)-1;
int col_end=col_start+blocos[id]-1;
if (col_start>values.size()-2)
break;
// printf("ID %d, col_start %d, col_end %d RODADA: %d\n",id,col_start, col_end,rodada);
CommObjectList data_to_send(&sample);
workOnSubMatrix(&total_matrix, &values, row_start,row_end,col_start,col_end, rodada, blocos[id], id);
//printf("ID: %d SAIU RODADA: %d\n",id,rodada);
int **submatrix=new int*[row_end-row_start+1];
for (int i=0;i<row_end-row_start+1;i++)
submatrix[i]=new int[col_end-col_start+1];
/*if (id==1)
{
for (int row=0;row<matrix_size;row++)
{
for (int col=0;col<matrix_size;col++)
{
printf("R>%d %d,%d=%d ",rodada,row,col,total_matrix[row][col]);
}
printf("\n");
}
}*/
convertMatrixToList(&total_matrix,row_start, col_end, col_start, col_end, &data_to_send,id,rodada);
//printf("ID: %d, COPIOU SUBM RODADA: %d\n",id,rodada);
CommObjectList data_to_receive(&sample);
if (id!=0)
{
//printf("ID: %d IS SENDING RODADA: %d\n",id,rodada);
comm -> send(id-1,data_to_send,rodada);
// printf("MANDOU DE ID: %d a ID: %d TAG_ROUND:%d\n",id,id-1,rodada);
}
if (id!=p-1)
{
if (col_end>=values.size()-2)
{
// printf("ID: %d SAINDO\n",id);
continue;
}else
{
int num_receives=blocos[id]/blocos[id+1];
// printf("ID: %d ESPERA RECEBER %d DE ID: %d RODADA: %d\n",id,num_receives,id+1,rodada);
for (int i=0;i<num_receives;i++)
{
comm -> receive(id+1,data_to_receive,rodada+i,&actualSource);
copyFromSubMatrix(&total_matrix,&data_to_receive,id+1,id,rodada+i);
// printf("ID: %d RECEBEU DE ID: %d TAG_ROUND: %d\n",id,id+1, rodada+i);
}
}
}
}
// printf("ID %d terminou\n",id);
if (id==0)
{
printf("Custo total da matriz %d\n",total_matrix[0][values.size()-2]);
}
comm -> dispose();
}
