sock.c

Wine-20031016

        ok ( mem->sock[0].peer.sin_addr.s_addr == inet_addr ( gen->inet_addr ),
             "simple_server (%x): strange peer address", id );

        /* Receive data & check it */
        n_recvd = do_synchronous_recv ( mem->sock[0].s, mem->sock[0].buf, n_expected, par->buflen );
        ok ( n_recvd == n_expected,
             "simple_server (%x): received less data then expected: %d of %d", id, n_recvd, n_expected );
        p = test_buffer ( mem->sock[0].buf, gen->chunk_size, gen->n_chunks );
        ok ( p == NULL, "simple_server (%x): test pattern error: %d", id, p - mem->sock[0].buf);

        /* Echo data back */
        n_sent = do_synchronous_send ( mem->sock[0].s, mem->sock[0].buf, n_expected, par->buflen );
        ok ( n_sent == n_expected,
             "simple_server (%x): sent less data then expected: %d of %d", id, n_sent, n_expected );

        /* cleanup */
        read_zero_bytes ( mem->sock[0].s );
        wsa_ok ( closesocket ( mem->sock[0].s ),  0 ==, "simple_server (%lx): closesocket error: %d" );
        mem->sock[0].s = INVALID_SOCKET;
    }

    trace ( "simple_server (%x) exiting\n", id );
    server_stop ();
}

/**************** Clients ***************/

/*
 * simple_client: A very basic client doing synchronous IO.
 */
static VOID WINAPI simple_client ( client_params *par )
{
    test_params *gen = par->general;
    client_memory *mem;
    int n_sent, n_recvd, n_expected = gen->n_chunks * gen->chunk_size, id;
    char *p;

    id = GetCurrentThreadId();
    trace ( "simple_client (%x): starting\n", id );
    /* wait here because we want to call set_so_opentype before creating a socket */
    WaitForSingleObject ( server_ready, INFINITE );
    trace ( "simple_client (%x): server ready\n", id );

    check_so_opentype ();
    set_so_opentype ( FALSE ); /* non-overlapped */
    client_start ( par );
    mem = TlsGetValue ( tls );

    /* Connect */
    wsa_ok ( connect ( mem->s, (struct sockaddr*) &mem->addr, sizeof ( mem->addr ) ),
             0 ==, "simple_client (%lx): connect error: %d" );
    ok ( set_blocking ( mem->s, TRUE ) == 0,
         "simple_client (%x): failed to set blocking mode", id );
    trace ( "simple_client (%x) connected\n", id );

    /* send data to server */
    n_sent = do_synchronous_send ( mem->s, mem->send_buf, n_expected, par->buflen );
    ok ( n_sent == n_expected,
         "simple_client (%x): sent less data then expected: %d of %d", id, n_sent, n_expected );

    /* shutdown send direction */
    wsa_ok ( shutdown ( mem->s, SD_SEND ), 0 ==, "simple_client (%lx): shutdown failed: %d" );

    /* Receive data echoed back & check it */
    n_recvd = do_synchronous_recv ( mem->s, mem->recv_buf, n_expected, par->buflen );
    ok ( n_recvd == n_expected,
         "simple_client (%x): received less data then expected: %d of %d", id, n_recvd, n_expected );

    /* check data */
    p = test_buffer ( mem->recv_buf, gen->chunk_size, gen->n_chunks );
    ok ( p == NULL, "simple_client (%x): test pattern error: %d", id, p - mem->recv_buf);

    /* cleanup */
    read_zero_bytes ( mem->s );
    trace ( "simple_client (%x) exiting\n", id );
    client_stop ();
}

/*
 * event_client: An event-driven client
 */
static void WINAPI event_client ( client_params *par )
{
    test_params *gen = par->general;
    client_memory *mem;
    int id = GetCurrentThreadId(), n_expected = gen->n_chunks * gen->chunk_size,
        tmp, err, n;
    HANDLE event;
    WSANETWORKEVENTS wsa_events;
    char *send_last, *recv_last, *send_p, *recv_p;
    long mask = FD_READ | FD_WRITE | FD_CLOSE;

    trace ( "event_client (%x): starting\n", id );
    client_start ( par );
    trace ( "event_client (%x): server ready\n", id );

    mem = TlsGetValue ( tls );

    /* Prepare event notification for connect, makes socket nonblocking */
    event = WSACreateEvent ();
    WSAEventSelect ( mem->s, event, FD_CONNECT );
    tmp = connect ( mem->s, (struct sockaddr*) &mem->addr, sizeof ( mem->addr ) );
    if ( tmp != 0 && ( err = WSAGetLastError () ) != WSAEWOULDBLOCK )
        ok ( 0, "event_client (%x): connect error: %d", id, err );

    tmp = WaitForSingleObject ( event, INFINITE );
    ok ( tmp == WAIT_OBJECT_0, "event_client (%x): wait for connect event failed: %d", id, tmp );
    err = WSAEnumNetworkEvents ( mem->s, event, &wsa_events );
    wsa_ok ( err, 0 ==, "event_client (%lx): WSAEnumNetworkEvents error: %d\n" );

    err = wsa_events.iErrorCode[ FD_CONNECT_BIT ];
    ok ( err == 0, "event_client (%x): connect error: %d", id, err );
    if ( err ) goto out;

    trace ( "event_client (%x) connected\n", id );

    WSAEventSelect ( mem->s, event, mask );

    recv_p = mem->recv_buf;
    recv_last = mem->recv_buf + n_expected;
    send_p = mem->send_buf;
    send_last = mem->send_buf + n_expected;

    while ( TRUE )
    {
        err = WaitForSingleObject ( event, INFINITE );
        ok ( err == WAIT_OBJECT_0, "event_client (%x): wait failed", id );

        err = WSAEnumNetworkEvents ( mem->s, event, &wsa_events );
        wsa_ok ( err, 0 ==, "event_client (%lx): WSAEnumNetworkEvents error: %d\n" );

        if ( wsa_events.lNetworkEvents & FD_WRITE )
        {
            err = wsa_events.iErrorCode[ FD_WRITE_BIT ];
            ok ( err == 0, "event_client (%x): FD_WRITE error code: %d\n", id, err );

            if ( err== 0 )
                do
                {
                    n = send ( mem->s, send_p, min ( send_last - send_p, par->buflen ), 0 );
                    if ( n < 0 )
                    {
                        err = WSAGetLastError ();
                        ok ( err == WSAEWOULDBLOCK, "event_client (%x): send error: %d\n", id, err );
                    }
                    else
                        send_p += n;
                }
                while ( n >= 0 && send_p < send_last );

            if ( send_p == send_last )
            {
                trace ( "event_client (%x): all data sent - shutdown\n", id );
                shutdown ( mem->s, SD_SEND );
                mask &= ~FD_WRITE;
                WSAEventSelect ( mem->s, event, mask );
            }
        }
        if ( wsa_events.lNetworkEvents & FD_READ )
        {
            err = wsa_events.iErrorCode[ FD_READ_BIT ];
            ok ( err == 0, "event_client (%x): FD_READ error code: %d\n", id, err );
            if ( err != 0 ) break;
            
            /* First read must succeed */
            n = recv ( mem->s, recv_p, min ( recv_last - recv_p, par->buflen ), 0 );
            wsa_ok ( n, 0 <=, "event_client (%lx): recv error: %d\n" );

            while ( n >= 0 ) {
                recv_p += n;
                if ( recv_p == recv_last )
                {
                    mask &= ~FD_READ;
                    trace ( "event_client (%x): all data received\n", id );
                    WSAEventSelect ( mem->s, event, mask );
                    break;
                }
                n = recv ( mem->s, recv_p, min ( recv_last - recv_p, par->buflen ), 0 );
                if ( n < 0 && ( err = WSAGetLastError()) != WSAEWOULDBLOCK )
                    ok ( 0, "event_client (%x): read error: %d\n", id, err );
                
            }
        }   
        if ( wsa_events.lNetworkEvents & FD_CLOSE )
        {
            trace ( "event_client (%x): close event\n", id );
            err = wsa_events.iErrorCode[ FD_CLOSE_BIT ];
            ok ( err == 0, "event_client (%x): FD_CLOSE error code: %d\n", id, err );
            break;
        }
    }

    ok ( send_p == send_last,
         "simple_client (%x): sent less data then expected: %d of %d",
         id, send_p - mem->send_buf, n_expected );
    ok ( recv_p == recv_last,
         "simple_client (%x): received less data then expected: %d of %d",
         id, recv_p - mem->recv_buf, n_expected );
    recv_p = test_buffer ( mem->recv_buf, gen->chunk_size, gen->n_chunks );
    ok ( recv_p == NULL, "event_client (%x): test pattern error: %d", id, recv_p - mem->recv_buf);

out:
    WSACloseEvent ( event );
    trace ( "event_client (%x) exiting\n", id );
    client_stop ();
}

/**************** Main program utility functions ***************/

static void Init (void)
{
    WORD ver = MAKEWORD (2, 2);
    WSADATA data;

    ok ( WSAStartup ( ver, &data ) == 0, "WSAStartup failed" );
    tls = TlsAlloc();
}

static void Exit (void)
{
    TlsFree ( tls );
    ok ( WSACleanup() == 0, "WSACleanup failed" );
}

static void StartServer (LPTHREAD_START_ROUTINE routine,
                         test_params *general, server_params *par)
{
    par->general = general;
    thread[0] = CreateThread ( NULL, 0, routine, par, 0, &thread_id[0] );
    ok ( thread[0] != NULL, "Failed to create server thread" );
}

static void StartClients (LPTHREAD_START_ROUTINE routine,
                          test_params *general, client_params *par)
{
    int i;
    par->general = general;
    for ( i = 1; i <= min ( general->n_clients, MAX_CLIENTS ); i++ )
    {
        client_id = i - 1;
        thread[i] = CreateThread ( NULL, 0, routine, par, 0, &thread_id[i] );
        ok ( thread[i] != NULL, "Failed to create client thread" );
        /* Make sure the client is up and running */
        WaitForSingleObject ( client_ready[client_id], INFINITE );
    };
}

static void do_test( test_setup *test )
{
    DWORD i, n = min (test->general.n_clients, MAX_CLIENTS);
    DWORD wait;

    server_ready = CreateEventA ( NULL, TRUE, FALSE, NULL );
    for (i = 0; i <= n; i++)
        client_ready[i] = CreateEventA ( NULL, TRUE, FALSE, NULL );

    StartServer ( test->srv, &test->general, &test->srv_params );
    StartClients ( test->clt, &test->general, &test->clt_params );
    WaitForSingleObject ( server_ready, INFINITE );

    wait = WaitForMultipleObjects ( 1 + n, thread, TRUE, 1000 * TEST_TIMEOUT );
    ok ( wait >= WAIT_OBJECT_0 && wait <= WAIT_OBJECT_0 + n , 
         "some threads have not completed: %lx\n", wait );

    if ( ! ( wait >= WAIT_OBJECT_0 && wait <= WAIT_OBJECT_0 + n ) )
    {
        for (i = 0; i <= n; i++)
        {
            trace ("terminating thread %08lx\n", thread_id[i]);
            if ( WaitForSingleObject ( thread[i], 0 ) != WAIT_OBJECT_0 )
                TerminateThread ( thread [i], 0 );
        }
    }
    CloseHandle ( server_ready );
    for (i = 0; i <= n; i++)
        CloseHandle ( client_ready[i] );
}

/************* Array containing the tests to run **********/

#define STD_STREAM_SOCKET \
            SOCK_STREAM, \
            0, \
            "127.0.0.1", \
            9374

static test_setup tests [NUM_TESTS] =
{
    /* Test 0: synchronous client and server */
    {
        {
            STD_STREAM_SOCKET,
            2048,
            16,
            2
        },
        simple_server,
        {
            NULL,
            0,
            64
        },
        simple_client,
        {
            NULL,
            0,
            128
        }
    },
    /* Test 1: event-driven client, synchronous server */
    {
        {
            STD_STREAM_SOCKET,
            2048,
            16,
            2
        },
        simple_server,
        {
            NULL,
            0,
            64
        },
        event_client,
        {
            NULL,
            WSA_FLAG_OVERLAPPED,
            128
        }
    }
};

/**************** Main program  ***************/

START_TEST( sock )
{
    int i;
    Init();

    for (i = 0; i < NUM_TESTS; i++)
    {
        trace ( " **** STARTING TEST %d **** \n", i );
        do_test (  &tests[i] );
        trace ( " **** TEST %d COMPLETE **** \n", i );
    }

    Exit();
}