Esempio n. 1
0
void streaming_sort() {
  int capacity = 256;
  int nitems = 0,i=0;
  int buffer[capacity];
  

  stream_init(); // GET READY
  
  FILE*file = open_infile(infile_name);

  while(!feof(file) && !ferror(file)) {
    
    int success = fscanf(file,"%d",buffer + i);
    
    if(success != 1) 
      break;
    nitems++; i++;
    
    if(i  == capacity) { 
      stream_data( buffer, i); // SOME DATA FOR YOU
      i = 0;
    } 
  }
  if(i) 
    stream_data( buffer, i); // HAVE A BIT MORE DATA
 
  stream_end(); // DONE
  
  fclose(file);
    
}
Esempio n. 2
0
int store_data(const char *data_dir, const char *index_path, const char *data_path, int infd, ssize_t expected_length)
{
    DataFiles df;
    if (!create_or_open_datafiles(index_path, data_path, &df)) {
        return 0;
    }

    off_t data_offset = lseek(df.data_fd, 0, SEEK_END);
    if (data_offset == (off_t)-1) {
        perror("Failed to find data file offset");
        goto fail;
    }

    SHA_CTX hash_ctx;
    uint8_t sha1_buf[SHA_DIGEST_LENGTH];
    char sha1_hex_buf[2*SHA_DIGEST_LENGTH + 1];
    if (SHA1_Init(&hash_ctx) == 0) {
        fprintf(stderr, "Failed to init SHA1 hash\n");
        goto fail;
    }

    off_t data_len = 0;
    int status = stream_data(infd, df.data_fd, &data_len, expected_length, &hash_ctx);
    if (SHA1_Final(sha1_buf, &hash_ctx) == 0) {
        fprintf(stderr, "Failed to finish SHA1 hash\n");
        goto fail;
    }
    if (!status) {
        goto fail;
    }

    if (fdatasync(df.data_fd) == -1) {
        perror("Failed to sync data file to disk");
        goto fail;
    }

    to_hex(sha1_buf, SHA_DIGEST_LENGTH, sha1_hex_buf);
    if (!write_index(df.index_fd, data_offset, data_len, sha1_hex_buf)) {
        goto fail;
    }

    if (fdatasync(df.index_fd) == -1) {
        perror("Failed to sync index file to disk");
        goto fail;
    }

    if (df.is_new_file) {
        write_site_index(data_dir);  // Ignore potential error. It was logged.
    }

    close_datafiles(df);
    return 1;

fail:
    close_datafiles(df);
    return 0;
}
Esempio n. 3
0
stress_data::stress_data(string &i_sdata): files_w_data(i_sdata) {
    ifstream stream_data(files_w_data);
    int ct = 0; int tn_points = 0;
    while(!stream_data.eof() && !is_file_empty(stream_data))
    {
        string tmp_string;
        stream_data >> tmp_string;
        data_points<data_point_with_stress> tmp_data(tmp_string, ct++);
        data_points_collection.insert({tmp_string, tmp_data});
        tn_points += tmp_data.number_of_points;
    }
    num_of_zones = ct;
    total_num_of_points = tn_points;
}
static void
server_handle_input(struct server_connection *conn,
		    const unsigned char *data, size_t size)
{
	string_t *str;
	size_t i, start;

	if (printing_conn == conn) {
		/* continue printing */
	} else if (printing_conn == NULL) {
		printing_conn = conn;
	} else {
		/* someone else is printing. don't continue until it
		   goes away */
		io_remove(&conn->io);
		return;
	}

	if (data[size-1] == '\001') {
		/* last character is an escape */
		size--;
	}

	str = t_str_new(128);
	for (i = start = 0; i < size; i++) {
		if (data[i] == '\n') {
			if (i != start) {
				i_error("doveadm server sent broken print input");
				server_connection_destroy(&conn);
				return;
			}
			conn->state = SERVER_REPLY_STATE_RET;
			i_stream_skip(conn->input, i + 1);

			print_connection_released();
			return;
		}
		if (data[i] == '\t') {
			server_flush_field(conn, str, data + start, i - start);
			start = i + 1;
		}
	}
	if (start != size) {
		conn->streaming = TRUE;
		stream_data(str, data + start, size - start);
	}
	i_stream_skip(conn->input, size);
}
static void server_flush_field(struct server_connection *conn, string_t *str,
			       const unsigned char *data, size_t size)
{
	if (conn->streaming) {
		conn->streaming = FALSE;
		if (size > 0)
			stream_data(str, data, size);
		doveadm_print_stream("", 0);
	} else {
		const char *text;

		str_truncate(str, 0);
		str_append_n(str, data, size);
		text = str_tabunescape(str_c_modifiable(str));
		doveadm_print(text);
	}
}
Esempio n. 6
0
void loop() {

  recieve_commands();
  
  if (!docking && !auto_cover) {
    execute_move();
    interaction();
  }
  
  if (move_time == 0) {

    if (stream)   // @t
      stream_data();

    if (exp_auto) // @a
      feb_experiment_scanning();//katie_auto();

    if (auto_on )   // @u
      katie_auto();

    // if (auto_cover){ /// send state message at a regular interval during script
    //   int diff = millis() - picture_timer;
    //   if (diff > 3000) {
    //     send_state("picture timer");
    //     picture_timer = millis();
    //   }
    // }

    if (exp_stream )  // @e
      // arduino_hub_stream(); // experiment_dec_2013

    if (debug_stream )   // @g
      stream_debug_sensors();
  }

  BUTTONS_STATE = COIFetchSingleSensor(BUTTONS);
  if (PLAY_BUTTON(BUTTONS_STATE) == HIGH) {
      delay(200);
      COIChangeMode(CMD_MODE_PASSIVE);
      play_toggle = true;
      send_response("SAFE MODE ON", 1);
    }

  if ((CHARGING_SOURCE_STATE == 1  || CHARGING_SOURCE_STATE == 2) && play_toggle == true ) {
    charge_toggle = true;
    play_toggle = false;
    send_response("CHARGING SOURCE DETECTED", 1);
  }

  if ((CHARGING_SOURCE_STATE == 0) && (OI_MODE_STATE == OI_PASSIVE) && (charge_toggle == true) && (play_toggle == false)){
    COIChangeMode(CMD_MODE_FULL);
    charge_toggle = false;
    send_response("FULL MODE ON", 1);
  }

  update_battery_sensors();
  charger();

  if (!digitalRead(INPUT_20) && !auto_cover ) { // check to see if not in script so command does not interfere
    //update_create_fast_sensors(); // so that collision detection works
    BUMPS_WHEEL_DROPS_STATE         = COIFetchSingleSensor(BUMPS_WHEELS);
    //charger();  // detects charger (once this works move make nest it deeper in framework)
  }

   if ((BUMPS_WHEEL_DROPS_STATE > 0 && BUMPS_WHEEL_DROPS_STATE < 4) && bp == false) {
          bp = true;
          send_state("collision detected");
        }
   if ((BUMPS_WHEEL_DROPS_STATE == 0) && bp == true) {
          bp = false;
          send_state("bumper released");
        }

  //heading = update_header(heading, COIFetchSingleSensor(ANGLE_SINCE_LAST); // Mostly for testing, for now
  delay(20); // serial gets overrun if no delay

}
Esempio n. 7
0
int main(void)
{
    struct vlc_http_stream *s, *s2;
    struct vlc_http_msg *m;
    struct block_t *b;
    uint_fast32_t sid = -1; /* Second guessed stream IDs :-/ */

    conn_create();
    conn_destroy();

    conn_create();
    conn_send(vlc_h2_frame_ping(42));
    conn_expect(PING);

    /* Test rejected stream */
    sid += 2;
    s = stream_open();
    assert(s != NULL);
    conn_expect(HEADERS);
    conn_send(vlc_h2_frame_rst_stream(sid, VLC_H2_REFUSED_STREAM));
    m = vlc_http_stream_read_headers(s);
    assert(m == NULL);
    b = vlc_http_stream_read(s);
    assert(b == NULL);
    vlc_http_stream_close(s, false);
    conn_expect(RST_STREAM);

    /* Test accepted stream */
    sid += 2;
    s = stream_open();
    assert(s != NULL);
    stream_reply(sid, false);
    m = vlc_http_msg_get_initial(s);
    assert(m != NULL);
    vlc_http_msg_destroy(m);

    stream_data(3, "Hello ", false); /* late data */
    stream_data(3, "world!", true);

    conn_expect(HEADERS);
    conn_expect(RST_STREAM);
    conn_expect(RST_STREAM);
    conn_expect(RST_STREAM);

    /* Test continuation then accepted stream */
    sid += 2;
    s = stream_open();
    assert(s != NULL);
    stream_continuation(sid);
    m = vlc_http_msg_get_initial(s);
    assert(m != NULL);
    assert(vlc_http_msg_get_status(m) == 100);
    stream_reply(sid, false);
    m = vlc_http_msg_iterate(m);
    assert(m != NULL);
    stream_data(sid, "Hello ", false);
    stream_data(sid, "world!", true);
    stream_data(sid, "Stray message", false); /* data after EOS */
    b = vlc_http_msg_read(m);
    assert(b != NULL);
    block_Release(b);
    b = vlc_http_msg_read(m);
    assert(b != NULL);
    block_Release(b);
    b = vlc_http_msg_read(m);
    assert(b == NULL);
    vlc_http_msg_destroy(m);

    conn_expect(HEADERS);
    conn_expect(RST_STREAM);
    conn_expect(RST_STREAM);

    /* Test accepted stream after continuation */
    sid += 2;
    s = stream_open();
    assert(s != NULL);
    stream_continuation(sid);
    stream_reply(sid, true);
    sid += 2;
    s2 = stream_open(); /* second stream to enforce test timing/ordering */
    assert(s2 != NULL);
    stream_reply(sid, true);
    m = vlc_http_msg_get_initial(s2);
    assert(m != NULL);
    vlc_http_msg_destroy(m);
    m = vlc_http_msg_get_initial(s);
    assert(m != NULL);
    assert(vlc_http_msg_get_status(m) == 200);
    b = vlc_http_msg_read(m);
    assert(b == NULL);
    vlc_http_msg_destroy(m);

    conn_expect(HEADERS);
    conn_expect(HEADERS);
    conn_expect(RST_STREAM);
    conn_expect(RST_STREAM);

    /* Test nonexistent stream reset */
    conn_send(vlc_h2_frame_rst_stream(sid + 100, VLC_H2_REFUSED_STREAM));

    /* Test multiple streams in non-LIFO order */
    sid += 2;
    s = stream_open();
    assert(s != NULL);
    sid += 2;
    s2 = stream_open();
    assert(s2 != NULL);
    stream_reply(sid, false);
    stream_reply(sid - 2, true);
    stream_data(sid, "Discarded", false); /* not read data */
    m = vlc_http_msg_get_initial(s);
    assert(m != NULL);
    vlc_http_msg_destroy(m);
    m = vlc_http_msg_get_initial(s2);
    assert(m != NULL);
    vlc_http_msg_destroy(m);

    conn_expect(HEADERS);
    conn_expect(HEADERS);
    conn_expect(RST_STREAM);
    conn_expect(RST_STREAM);
    /* might or might not seen one or two extra RST_STREAM now */

    /* Test graceful connection termination */
    sid += 2;
    s = stream_open();
    assert(s != NULL);
    conn_send(vlc_h2_frame_goaway(sid - 2, VLC_H2_NO_ERROR));
    m = vlc_http_stream_read_headers(s);
    assert(m == NULL);

    /* Test stream after connection shut down */
    assert(stream_open() == NULL);

    /* Test releasing connection before stream */
    conn_destroy();
    vlc_http_stream_close(s, false);

    return 0;
}