void do_client_write( CLIENT_T *client )
{
/* Write the integers to client. */
if ( client->io_length < client->total_length )
{
int length_write;
int length = client->total_length - client->io_length;
//diag_printf( "About write %d bytes at position %d\n", length, client->io_length );
errno = 0;
length_write = my_write( client->fd, (char *)&client->buffer + client->io_length, length );
if ( length_write < 0 )
{
if ( errno == EWOULDBLOCK || errno == EAGAIN || errno == EINTR )
{
diag_printf( "Write return %d with errno = %d\n", length_write, errno );
return; /* request blocked at the pipe level, but keep going */
}
else
{
diag_printf( "error in writing client\n" );
client_uninit( client );
return;
}
}
else if (length_write == 0 )
{
diag_printf( "Close by peer\n");
client_uninit( client );
return;
}
else
{
//diag_printf( "Acturally send %d bytes\n", length_write );
client->io_length += length_write;
}
}
if ( client->io_length >= client->total_length )
{
//diag_printf( "write finished\n" );
//client_uninit( client );
client_init_for_read( client );
}
}
MainWindow::~MainWindow()
{
client_uninit();
if(!threadList->isEmpty()){
qDebug()<<threadList->length();
for(int i=0;i<threadList->length();i++)
{
// threadList->at(i)->quit();
threadList->at(i)->terminate();
// qDebug()<<1;
}
// qDebug()<<threadList->at(0)->isRunning()<<"2";
}
delete ui;
}
void WirelessTest_Test_Entry( cyg_addrword_t arg )
{
int i;
int fd_listen;
int fd_max;
fd_set r_set;
fd_set w_set;
WIRELESS_TEST_T *thread_cfg = (WIRELESS_TEST_T *)arg;
srand( time( 0 ) );
/* Clear the fd_array. */
for ( i = 0; i < sizeof( thread_cfg->fd_array ) / sizeof( thread_cfg->fd_array[0] ); i++ )
{
thread_cfg->fd_array[i].fd = -1;
}
/* The listening socket. */
fd_listen = thread_cfg->fd_listen;
/* Do select loop */
while ( 1 )
{
FD_ZERO( &r_set );
FD_ZERO( &w_set );
/* Update fd_set */
FD_SET( fd_listen, &r_set );
fd_max = fd_listen;
for ( i = 0; i < sizeof( thread_cfg->fd_array ) / sizeof( thread_cfg->fd_array[0] ); i++ )
{
if ( thread_cfg->fd_array[i].fd != -1 )
{
if ( thread_cfg->fd_array[i].state == CLIENT_WRITE )
{
if ( client_io_time_is_expired( &thread_cfg->fd_array[i] ) )
{
diag_printf( "connection timeout, clean client\n" );
client_uninit( &thread_cfg->fd_array[i] );
}
else
{
//diag_printf( "Add write set, fd = %d, state = %d\n", thread_cfg->fd_array[i].fd, thread_cfg->fd_array[i].state );
FD_SET( thread_cfg->fd_array[i].fd, &w_set );
}
}
else if ( thread_cfg->fd_array[i].state == CLIENT_READ )
{
if ( client_io_time_is_expired( &thread_cfg->fd_array[i] ) )
{
diag_printf( "connection timeout, clean client\n" );
client_uninit( &thread_cfg->fd_array[i] );
}
else
{
//diag_printf( "Add read set, fd = %d, state = %d\n", thread_cfg->fd_array[i].fd, thread_cfg->fd_array[i].state );
FD_SET( thread_cfg->fd_array[i].fd, &r_set );
}
}
if ( fd_max < thread_cfg->fd_array[i].fd )
fd_max = thread_cfg->fd_array[i].fd;
}
}
if ( ( select(fd_max + 1, &r_set, &w_set, NULL, NULL ) ) == -1 )
{
diag_printf( "select error\n" );
continue;
}
/* Process each clients */
for ( i = 0; i < sizeof( thread_cfg->fd_array ) / sizeof( thread_cfg->fd_array[0] ); i++ )
{
if ( thread_cfg->fd_array[i].fd != -1 )
{
if ( FD_ISSET( thread_cfg->fd_array[i].fd, &w_set )
|| FD_ISSET( thread_cfg->fd_array[i].fd, &r_set) )
{
client_io_time_reset( &thread_cfg->fd_array[i] );
do_client( &thread_cfg->fd_array[i] );
}
}
}
/* Check listening fd. */
if ( FD_ISSET( fd_listen, &r_set ) )
{
int fd = accept_client( fd_listen );
for ( i = 0; i < sizeof( thread_cfg->fd_array ) / sizeof( thread_cfg->fd_array[0] ); i++ )
{
if ( thread_cfg->fd_array[i].fd == -1 )
break;
}
if ( i < sizeof( thread_cfg->fd_array ) / sizeof( thread_cfg->fd_array[0] ) )
{
client_init( &thread_cfg->fd_array[i], fd );
diag_printf( "Init thread_cfg->fd_array[%d].fd = %d %d\n", i, fd, thread_cfg->fd_array[i].fd);
}
else
{
close( fd );
diag_printf( "No fd slot available!\n" );
}
}
}
}
void do_client_read( CLIENT_T *client )
{
/* Read the integers number firstly. */
if ( client->io_length < sizeof( int ) )
{
int length_read;
int length = sizeof( int ) - client->io_length;
//diag_printf( "About read %d bytes at position %d\n", length, client->io_length );
errno = 0;
length_read = my_read( client->fd, (char *)&client->buffer + client->io_length, length );
if ( length_read < 0 )
{
if (errno == EWOULDBLOCK || errno == EAGAIN || errno == EINTR )
{
diag_printf( "Read return %d with errno = %d\n", length_read, errno );
return; /* request blocked at the pipe level, but keep going */
}
else
{
diag_printf( "error in reading client\n" );
client_uninit( client );
return;
}
}
else if (length_read == 0 )
{
diag_printf( "Close by peer\n");
client_uninit( client );
return;
}
else
{
//diag_printf( "Acturally read %d bytes\n", length_read );
client->io_length += length_read;
}
if ( client->io_length >= sizeof( int ) )
{
if ( client->buffer.number > MAX_INT_NUM )
{
diag_printf( "Too long client data\n" );
client_uninit( client );
return;
}
client->total_length = sizeof( client->buffer.number ) + client->buffer.number * sizeof( int );
}
}
/* Read the integers. */
else if ( client->io_length < client->total_length )
{
int length_read;
int length = client->total_length - client->io_length;
//diag_printf( "About read %d bytes at position %d\n", length, client->io_length );
length_read = my_read( client->fd, (char *)&client->buffer + client->io_length, length );
if ( length_read < 0 )
{
if (errno == EWOULDBLOCK || errno == EAGAIN || errno == EINTR )
return; /* request blocked at the pipe level, but keep going */
else
{
diag_printf( "error in reading client\n" );
client_uninit( client );
return;
}
}
else if (length_read == 0 )
{
diag_printf( "Close by peer\n");
client_uninit( client );
return;
}
else
{
//diag_printf( "Acturally read %d bytes\n", length_read );
client->io_length += length_read;
}
}
if ( client->io_length >= client->total_length )
{
int i;
//diag_printf( "Read finished\n" );
/* Check the read buffer. */
for ( i = 0; 0 && i < client->buffer.number; i++ )
{
if ( client->buffer.digit[i] != i )
{
diag_printf( "The read buffer is not correct!\n" );
client_uninit( client );
while( 1 ); //Block here
}
}
client_init_for_write( client );
}
}
