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  26 <div class="titlepage"><div><div><h4 class="title">
  27 <a name="boost_asio.reference.ip__udp.socket"></a><a class="link" href="socket.html" title="ip::udp::socket">ip::udp::socket</a>
  28 </h4></div></div></div>
  29 <p>
  30           <a class="indexterm" name="idp179635536"></a>
  31 The UDP socket type.
  32         </p>
  33 <pre class="programlisting"><span class="keyword">typedef</span> <span class="identifier">basic_datagram_socket</span><span class="special">&lt;</span> <span class="identifier">udp</span> <span class="special">&gt;</span> <span class="identifier">socket</span><span class="special">;</span>
  34 </pre>
  35 <h6>
  36 <a name="boost_asio.reference.ip__udp.socket.h0"></a>
  37           <span class="phrase"><a name="boost_asio.reference.ip__udp.socket.types"></a></span><a class="link" href="socket.html#boost_asio.reference.ip__udp.socket.types">Types</a>
  38         </h6>
  39 <div class="informaltable"><table class="table">
  40 <colgroup>
  41 <col>
  42 <col>
  43 </colgroup>
  44 <thead><tr>
  45 <th>
  46                   <p>
  47                     Name
  48                   </p>
  49                 </th>
  50 <th>
  51                   <p>
  52                     Description
  53                   </p>
  54                 </th>
  55 </tr></thead>
  56 <tbody>
  57 <tr>
  58 <td>
  59                   <p>
  60                     <a class="link" href="../basic_datagram_socket/broadcast.html" title="basic_datagram_socket::broadcast"><span class="bold"><strong>broadcast</strong></span></a>
  61                   </p>
  62                 </td>
  63 <td>
  64                   <p>
  65                     Socket option to permit sending of broadcast messages.
  66                   </p>
  67                 </td>
  68 </tr>
  69 <tr>
  70 <td>
  71                   <p>
  72                     <a class="link" href="../basic_datagram_socket/bytes_readable.html" title="basic_datagram_socket::bytes_readable"><span class="bold"><strong>bytes_readable</strong></span></a>
  73                   </p>
  74                 </td>
  75 <td>
  76                   <p>
  77                     IO control command to get the amount of data that can be read
  78                     without blocking.
  79                   </p>
  80                 </td>
  81 </tr>
  82 <tr>
  83 <td>
  84                   <p>
  85                     <a class="link" href="../basic_datagram_socket/debug.html" title="basic_datagram_socket::debug"><span class="bold"><strong>debug</strong></span></a>
  86                   </p>
  87                 </td>
  88 <td>
  89                   <p>
  90                     Socket option to enable socket-level debugging.
  91                   </p>
  92                 </td>
  93 </tr>
  94 <tr>
  95 <td>
  96                   <p>
  97                     <a class="link" href="../basic_datagram_socket/do_not_route.html" title="basic_datagram_socket::do_not_route"><span class="bold"><strong>do_not_route</strong></span></a>
  98                   </p>
  99                 </td>
 100 <td>
 101                   <p>
 102                     Socket option to prevent routing, use local interfaces only.
 103                   </p>
 104                 </td>
 105 </tr>
 106 <tr>
 107 <td>
 108                   <p>
 109                     <a class="link" href="../basic_datagram_socket/enable_connection_aborted.html" title="basic_datagram_socket::enable_connection_aborted"><span class="bold"><strong>enable_connection_aborted</strong></span></a>
 110                   </p>
 111                 </td>
 112 <td>
 113                   <p>
 114                     Socket option to report aborted connections on accept.
 115                   </p>
 116                 </td>
 117 </tr>
 118 <tr>
 119 <td>
 120                   <p>
 121                     <a class="link" href="../basic_datagram_socket/endpoint_type.html" title="basic_datagram_socket::endpoint_type"><span class="bold"><strong>endpoint_type</strong></span></a>
 122                   </p>
 123                 </td>
 124 <td>
 125                   <p>
 126                     The endpoint type.
 127                   </p>
 128                 </td>
 129 </tr>
 130 <tr>
 131 <td>
 132                   <p>
 133                     <a class="link" href="../basic_datagram_socket/implementation_type.html" title="basic_datagram_socket::implementation_type"><span class="bold"><strong>implementation_type</strong></span></a>
 134                   </p>
 135                 </td>
 136 <td>
 137                   <p>
 138                     The underlying implementation type of I/O object.
 139                   </p>
 140                 </td>
 141 </tr>
 142 <tr>
 143 <td>
 144                   <p>
 145                     <a class="link" href="../basic_datagram_socket/keep_alive.html" title="basic_datagram_socket::keep_alive"><span class="bold"><strong>keep_alive</strong></span></a>
 146                   </p>
 147                 </td>
 148 <td>
 149                   <p>
 150                     Socket option to send keep-alives.
 151                   </p>
 152                 </td>
 153 </tr>
 154 <tr>
 155 <td>
 156                   <p>
 157                     <a class="link" href="../basic_datagram_socket/linger.html" title="basic_datagram_socket::linger"><span class="bold"><strong>linger</strong></span></a>
 158                   </p>
 159                 </td>
 160 <td>
 161                   <p>
 162                     Socket option to specify whether the socket lingers on close
 163                     if unsent data is present.
 164                   </p>
 165                 </td>
 166 </tr>
 167 <tr>
 168 <td>
 169                   <p>
 170                     <a class="link" href="../basic_datagram_socket/lowest_layer_type.html" title="basic_datagram_socket::lowest_layer_type"><span class="bold"><strong>lowest_layer_type</strong></span></a>
 171                   </p>
 172                 </td>
 173 <td>
 174                   <p>
 175                     A basic_socket is always the lowest layer.
 176                   </p>
 177                 </td>
 178 </tr>
 179 <tr>
 180 <td>
 181                   <p>
 182                     <a class="link" href="../basic_datagram_socket/message_flags.html" title="basic_datagram_socket::message_flags"><span class="bold"><strong>message_flags</strong></span></a>
 183                   </p>
 184                 </td>
 185 <td>
 186                   <p>
 187                     Bitmask type for flags that can be passed to send and receive
 188                     operations.
 189                   </p>
 190                 </td>
 191 </tr>
 192 <tr>
 193 <td>
 194                   <p>
 195                     <a class="link" href="../basic_datagram_socket/native_handle_type.html" title="basic_datagram_socket::native_handle_type"><span class="bold"><strong>native_handle_type</strong></span></a>
 196                   </p>
 197                 </td>
 198 <td>
 199                   <p>
 200                     The native representation of a socket.
 201                   </p>
 202                 </td>
 203 </tr>
 204 <tr>
 205 <td>
 206                   <p>
 207                     <a class="link" href="../basic_datagram_socket/native_type.html" title="basic_datagram_socket::native_type"><span class="bold"><strong>native_type</strong></span></a>
 208                   </p>
 209                 </td>
 210 <td>
 211                   <p>
 212                     (Deprecated: Use native_handle_type.) The native representation
 213                     of a socket.
 214                   </p>
 215                 </td>
 216 </tr>
 217 <tr>
 218 <td>
 219                   <p>
 220                     <a class="link" href="../basic_datagram_socket/non_blocking_io.html" title="basic_datagram_socket::non_blocking_io"><span class="bold"><strong>non_blocking_io</strong></span></a>
 221                   </p>
 222                 </td>
 223 <td>
 224                   <p>
 225                     (Deprecated: Use non_blocking().) IO control command to set the
 226                     blocking mode of the socket.
 227                   </p>
 228                 </td>
 229 </tr>
 230 <tr>
 231 <td>
 232                   <p>
 233                     <a class="link" href="../basic_datagram_socket/protocol_type.html" title="basic_datagram_socket::protocol_type"><span class="bold"><strong>protocol_type</strong></span></a>
 234                   </p>
 235                 </td>
 236 <td>
 237                   <p>
 238                     The protocol type.
 239                   </p>
 240                 </td>
 241 </tr>
 242 <tr>
 243 <td>
 244                   <p>
 245                     <a class="link" href="../basic_datagram_socket/receive_buffer_size.html" title="basic_datagram_socket::receive_buffer_size"><span class="bold"><strong>receive_buffer_size</strong></span></a>
 246                   </p>
 247                 </td>
 248 <td>
 249                   <p>
 250                     Socket option for the receive buffer size of a socket.
 251                   </p>
 252                 </td>
 253 </tr>
 254 <tr>
 255 <td>
 256                   <p>
 257                     <a class="link" href="../basic_datagram_socket/receive_low_watermark.html" title="basic_datagram_socket::receive_low_watermark"><span class="bold"><strong>receive_low_watermark</strong></span></a>
 258                   </p>
 259                 </td>
 260 <td>
 261                   <p>
 262                     Socket option for the receive low watermark.
 263                   </p>
 264                 </td>
 265 </tr>
 266 <tr>
 267 <td>
 268                   <p>
 269                     <a class="link" href="../basic_datagram_socket/reuse_address.html" title="basic_datagram_socket::reuse_address"><span class="bold"><strong>reuse_address</strong></span></a>
 270                   </p>
 271                 </td>
 272 <td>
 273                   <p>
 274                     Socket option to allow the socket to be bound to an address that
 275                     is already in use.
 276                   </p>
 277                 </td>
 278 </tr>
 279 <tr>
 280 <td>
 281                   <p>
 282                     <a class="link" href="../basic_datagram_socket/send_buffer_size.html" title="basic_datagram_socket::send_buffer_size"><span class="bold"><strong>send_buffer_size</strong></span></a>
 283                   </p>
 284                 </td>
 285 <td>
 286                   <p>
 287                     Socket option for the send buffer size of a socket.
 288                   </p>
 289                 </td>
 290 </tr>
 291 <tr>
 292 <td>
 293                   <p>
 294                     <a class="link" href="../basic_datagram_socket/send_low_watermark.html" title="basic_datagram_socket::send_low_watermark"><span class="bold"><strong>send_low_watermark</strong></span></a>
 295                   </p>
 296                 </td>
 297 <td>
 298                   <p>
 299                     Socket option for the send low watermark.
 300                   </p>
 301                 </td>
 302 </tr>
 303 <tr>
 304 <td>
 305                   <p>
 306                     <a class="link" href="../basic_datagram_socket/service_type.html" title="basic_datagram_socket::service_type"><span class="bold"><strong>service_type</strong></span></a>
 307                   </p>
 308                 </td>
 309 <td>
 310                   <p>
 311                     The type of the service that will be used to provide I/O operations.
 312                   </p>
 313                 </td>
 314 </tr>
 315 <tr>
 316 <td>
 317                   <p>
 318                     <a class="link" href="../basic_datagram_socket/shutdown_type.html" title="basic_datagram_socket::shutdown_type"><span class="bold"><strong>shutdown_type</strong></span></a>
 319                   </p>
 320                 </td>
 321 <td>
 322                   <p>
 323                     Different ways a socket may be shutdown.
 324                   </p>
 325                 </td>
 326 </tr>
 327 </tbody>
 328 </table></div>
 329 <h6>
 330 <a name="boost_asio.reference.ip__udp.socket.h1"></a>
 331           <span class="phrase"><a name="boost_asio.reference.ip__udp.socket.member_functions"></a></span><a class="link" href="socket.html#boost_asio.reference.ip__udp.socket.member_functions">Member Functions</a>
 332         </h6>
 333 <div class="informaltable"><table class="table">
 334 <colgroup>
 335 <col>
 336 <col>
 337 </colgroup>
 338 <thead><tr>
 339 <th>
 340                   <p>
 341                     Name
 342                   </p>
 343                 </th>
 344 <th>
 345                   <p>
 346                     Description
 347                   </p>
 348                 </th>
 349 </tr></thead>
 350 <tbody>
 351 <tr>
 352 <td>
 353                   <p>
 354                     <a class="link" href="../basic_datagram_socket/assign.html" title="basic_datagram_socket::assign"><span class="bold"><strong>assign</strong></span></a>
 355                   </p>
 356                 </td>
 357 <td>
 358                   <p>
 359                     Assign an existing native socket to the socket.
 360                   </p>
 361                 </td>
 362 </tr>
 363 <tr>
 364 <td>
 365                   <p>
 366                     <a class="link" href="../basic_datagram_socket/async_connect.html" title="basic_datagram_socket::async_connect"><span class="bold"><strong>async_connect</strong></span></a>
 367                   </p>
 368                 </td>
 369 <td>
 370                   <p>
 371                     Start an asynchronous connect.
 372                   </p>
 373                 </td>
 374 </tr>
 375 <tr>
 376 <td>
 377                   <p>
 378                     <a class="link" href="../basic_datagram_socket/async_receive.html" title="basic_datagram_socket::async_receive"><span class="bold"><strong>async_receive</strong></span></a>
 379                   </p>
 380                 </td>
 381 <td>
 382                   <p>
 383                     Start an asynchronous receive on a connected socket.
 384                   </p>
 385                 </td>
 386 </tr>
 387 <tr>
 388 <td>
 389                   <p>
 390                     <a class="link" href="../basic_datagram_socket/async_receive_from.html" title="basic_datagram_socket::async_receive_from"><span class="bold"><strong>async_receive_from</strong></span></a>
 391                   </p>
 392                 </td>
 393 <td>
 394                   <p>
 395                     Start an asynchronous receive.
 396                   </p>
 397                 </td>
 398 </tr>
 399 <tr>
 400 <td>
 401                   <p>
 402                     <a class="link" href="../basic_datagram_socket/async_send.html" title="basic_datagram_socket::async_send"><span class="bold"><strong>async_send</strong></span></a>
 403                   </p>
 404                 </td>
 405 <td>
 406                   <p>
 407                     Start an asynchronous send on a connected socket.
 408                   </p>
 409                 </td>
 410 </tr>
 411 <tr>
 412 <td>
 413                   <p>
 414                     <a class="link" href="../basic_datagram_socket/async_send_to.html" title="basic_datagram_socket::async_send_to"><span class="bold"><strong>async_send_to</strong></span></a>
 415                   </p>
 416                 </td>
 417 <td>
 418                   <p>
 419                     Start an asynchronous send.
 420                   </p>
 421                 </td>
 422 </tr>
 423 <tr>
 424 <td>
 425                   <p>
 426                     <a class="link" href="../basic_datagram_socket/at_mark.html" title="basic_datagram_socket::at_mark"><span class="bold"><strong>at_mark</strong></span></a>
 427                   </p>
 428                 </td>
 429 <td>
 430                   <p>
 431                     Determine whether the socket is at the out-of-band data mark.
 432                   </p>
 433                 </td>
 434 </tr>
 435 <tr>
 436 <td>
 437                   <p>
 438                     <a class="link" href="../basic_datagram_socket/available.html" title="basic_datagram_socket::available"><span class="bold"><strong>available</strong></span></a>
 439                   </p>
 440                 </td>
 441 <td>
 442                   <p>
 443                     Determine the number of bytes available for reading.
 444                   </p>
 445                 </td>
 446 </tr>
 447 <tr>
 448 <td>
 449                   <p>
 450                     <a class="link" href="../basic_datagram_socket/basic_datagram_socket.html" title="basic_datagram_socket::basic_datagram_socket"><span class="bold"><strong>basic_datagram_socket</strong></span></a>
 451                   </p>
 452                 </td>
 453 <td>
 454                   <p>
 455                     Construct a basic_datagram_socket without opening it.
 456                   </p>
 457                   <p>
 458                     Construct and open a basic_datagram_socket.
 459                   </p>
 460                   <p>
 461                     Construct a basic_datagram_socket, opening it and binding it
 462                     to the given local endpoint.
 463                   </p>
 464                   <p>
 465                     Construct a basic_datagram_socket on an existing native socket.
 466                   </p>
 467                   <p>
 468                     Move-construct a basic_datagram_socket from another.
 469                   </p>
 470                   <p>
 471                     Move-construct a basic_datagram_socket from a socket of another
 472                     protocol type.
 473                   </p>
 474                 </td>
 475 </tr>
 476 <tr>
 477 <td>
 478                   <p>
 479                     <a class="link" href="../basic_datagram_socket/bind.html" title="basic_datagram_socket::bind"><span class="bold"><strong>bind</strong></span></a>
 480                   </p>
 481                 </td>
 482 <td>
 483                   <p>
 484                     Bind the socket to the given local endpoint.
 485                   </p>
 486                 </td>
 487 </tr>
 488 <tr>
 489 <td>
 490                   <p>
 491                     <a class="link" href="../basic_datagram_socket/cancel.html" title="basic_datagram_socket::cancel"><span class="bold"><strong>cancel</strong></span></a>
 492                   </p>
 493                 </td>
 494 <td>
 495                   <p>
 496                     Cancel all asynchronous operations associated with the socket.
 497                   </p>
 498                 </td>
 499 </tr>
 500 <tr>
 501 <td>
 502                   <p>
 503                     <a class="link" href="../basic_datagram_socket/close.html" title="basic_datagram_socket::close"><span class="bold"><strong>close</strong></span></a>
 504                   </p>
 505                 </td>
 506 <td>
 507                   <p>
 508                     Close the socket.
 509                   </p>
 510                 </td>
 511 </tr>
 512 <tr>
 513 <td>
 514                   <p>
 515                     <a class="link" href="../basic_datagram_socket/connect.html" title="basic_datagram_socket::connect"><span class="bold"><strong>connect</strong></span></a>
 516                   </p>
 517                 </td>
 518 <td>
 519                   <p>
 520                     Connect the socket to the specified endpoint.
 521                   </p>
 522                 </td>
 523 </tr>
 524 <tr>
 525 <td>
 526                   <p>
 527                     <a class="link" href="../basic_datagram_socket/get_io_service.html" title="basic_datagram_socket::get_io_service"><span class="bold"><strong>get_io_service</strong></span></a>
 528                   </p>
 529                 </td>
 530 <td>
 531                   <p>
 532                     Get the io_service associated with the object.
 533                   </p>
 534                 </td>
 535 </tr>
 536 <tr>
 537 <td>
 538                   <p>
 539                     <a class="link" href="../basic_datagram_socket/get_option.html" title="basic_datagram_socket::get_option"><span class="bold"><strong>get_option</strong></span></a>
 540                   </p>
 541                 </td>
 542 <td>
 543                   <p>
 544                     Get an option from the socket.
 545                   </p>
 546                 </td>
 547 </tr>
 548 <tr>
 549 <td>
 550                   <p>
 551                     <a class="link" href="../basic_datagram_socket/io_control.html" title="basic_datagram_socket::io_control"><span class="bold"><strong>io_control</strong></span></a>
 552                   </p>
 553                 </td>
 554 <td>
 555                   <p>
 556                     Perform an IO control command on the socket.
 557                   </p>
 558                 </td>
 559 </tr>
 560 <tr>
 561 <td>
 562                   <p>
 563                     <a class="link" href="../basic_datagram_socket/is_open.html" title="basic_datagram_socket::is_open"><span class="bold"><strong>is_open</strong></span></a>
 564                   </p>
 565                 </td>
 566 <td>
 567                   <p>
 568                     Determine whether the socket is open.
 569                   </p>
 570                 </td>
 571 </tr>
 572 <tr>
 573 <td>
 574                   <p>
 575                     <a class="link" href="../basic_datagram_socket/local_endpoint.html" title="basic_datagram_socket::local_endpoint"><span class="bold"><strong>local_endpoint</strong></span></a>
 576                   </p>
 577                 </td>
 578 <td>
 579                   <p>
 580                     Get the local endpoint of the socket.
 581                   </p>
 582                 </td>
 583 </tr>
 584 <tr>
 585 <td>
 586                   <p>
 587                     <a class="link" href="../basic_datagram_socket/lowest_layer.html" title="basic_datagram_socket::lowest_layer"><span class="bold"><strong>lowest_layer</strong></span></a>
 588                   </p>
 589                 </td>
 590 <td>
 591                   <p>
 592                     Get a reference to the lowest layer.
 593                   </p>
 594                   <p>
 595                     Get a const reference to the lowest layer.
 596                   </p>
 597                 </td>
 598 </tr>
 599 <tr>
 600 <td>
 601                   <p>
 602                     <a class="link" href="../basic_datagram_socket/native.html" title="basic_datagram_socket::native"><span class="bold"><strong>native</strong></span></a>
 603                   </p>
 604                 </td>
 605 <td>
 606                   <p>
 607                     (Deprecated: Use native_handle().) Get the native socket representation.
 608                   </p>
 609                 </td>
 610 </tr>
 611 <tr>
 612 <td>
 613                   <p>
 614                     <a class="link" href="../basic_datagram_socket/native_handle.html" title="basic_datagram_socket::native_handle"><span class="bold"><strong>native_handle</strong></span></a>
 615                   </p>
 616                 </td>
 617 <td>
 618                   <p>
 619                     Get the native socket representation.
 620                   </p>
 621                 </td>
 622 </tr>
 623 <tr>
 624 <td>
 625                   <p>
 626                     <a class="link" href="../basic_datagram_socket/native_non_blocking.html" title="basic_datagram_socket::native_non_blocking"><span class="bold"><strong>native_non_blocking</strong></span></a>
 627                   </p>
 628                 </td>
 629 <td>
 630                   <p>
 631                     Gets the non-blocking mode of the native socket implementation.
 632                   </p>
 633                   <p>
 634                     Sets the non-blocking mode of the native socket implementation.
 635                   </p>
 636                 </td>
 637 </tr>
 638 <tr>
 639 <td>
 640                   <p>
 641                     <a class="link" href="../basic_datagram_socket/non_blocking.html" title="basic_datagram_socket::non_blocking"><span class="bold"><strong>non_blocking</strong></span></a>
 642                   </p>
 643                 </td>
 644 <td>
 645                   <p>
 646                     Gets the non-blocking mode of the socket.
 647                   </p>
 648                   <p>
 649                     Sets the non-blocking mode of the socket.
 650                   </p>
 651                 </td>
 652 </tr>
 653 <tr>
 654 <td>
 655                   <p>
 656                     <a class="link" href="../basic_datagram_socket/open.html" title="basic_datagram_socket::open"><span class="bold"><strong>open</strong></span></a>
 657                   </p>
 658                 </td>
 659 <td>
 660                   <p>
 661                     Open the socket using the specified protocol.
 662                   </p>
 663                 </td>
 664 </tr>
 665 <tr>
 666 <td>
 667                   <p>
 668                     <a class="link" href="../basic_datagram_socket/operator_eq_.html" title="basic_datagram_socket::operator="><span class="bold"><strong>operator=</strong></span></a>
 669                   </p>
 670                 </td>
 671 <td>
 672                   <p>
 673                     Move-assign a basic_datagram_socket from another.
 674                   </p>
 675                   <p>
 676                     Move-assign a basic_datagram_socket from a socket of another
 677                     protocol type.
 678                   </p>
 679                 </td>
 680 </tr>
 681 <tr>
 682 <td>
 683                   <p>
 684                     <a class="link" href="../basic_datagram_socket/receive.html" title="basic_datagram_socket::receive"><span class="bold"><strong>receive</strong></span></a>
 685                   </p>
 686                 </td>
 687 <td>
 688                   <p>
 689                     Receive some data on a connected socket.
 690                   </p>
 691                 </td>
 692 </tr>
 693 <tr>
 694 <td>
 695                   <p>
 696                     <a class="link" href="../basic_datagram_socket/receive_from.html" title="basic_datagram_socket::receive_from"><span class="bold"><strong>receive_from</strong></span></a>
 697                   </p>
 698                 </td>
 699 <td>
 700                   <p>
 701                     Receive a datagram with the endpoint of the sender.
 702                   </p>
 703                 </td>
 704 </tr>
 705 <tr>
 706 <td>
 707                   <p>
 708                     <a class="link" href="../basic_datagram_socket/remote_endpoint.html" title="basic_datagram_socket::remote_endpoint"><span class="bold"><strong>remote_endpoint</strong></span></a>
 709                   </p>
 710                 </td>
 711 <td>
 712                   <p>
 713                     Get the remote endpoint of the socket.
 714                   </p>
 715                 </td>
 716 </tr>
 717 <tr>
 718 <td>
 719                   <p>
 720                     <a class="link" href="../basic_datagram_socket/send.html" title="basic_datagram_socket::send"><span class="bold"><strong>send</strong></span></a>
 721                   </p>
 722                 </td>
 723 <td>
 724                   <p>
 725                     Send some data on a connected socket.
 726                   </p>
 727                 </td>
 728 </tr>
 729 <tr>
 730 <td>
 731                   <p>
 732                     <a class="link" href="../basic_datagram_socket/send_to.html" title="basic_datagram_socket::send_to"><span class="bold"><strong>send_to</strong></span></a>
 733                   </p>
 734                 </td>
 735 <td>
 736                   <p>
 737                     Send a datagram to the specified endpoint.
 738                   </p>
 739                 </td>
 740 </tr>
 741 <tr>
 742 <td>
 743                   <p>
 744                     <a class="link" href="../basic_datagram_socket/set_option.html" title="basic_datagram_socket::set_option"><span class="bold"><strong>set_option</strong></span></a>
 745                   </p>
 746                 </td>
 747 <td>
 748                   <p>
 749                     Set an option on the socket.
 750                   </p>
 751                 </td>
 752 </tr>
 753 <tr>
 754 <td>
 755                   <p>
 756                     <a class="link" href="../basic_datagram_socket/shutdown.html" title="basic_datagram_socket::shutdown"><span class="bold"><strong>shutdown</strong></span></a>
 757                   </p>
 758                 </td>
 759 <td>
 760                   <p>
 761                     Disable sends or receives on the socket.
 762                   </p>
 763                 </td>
 764 </tr>
 765 </tbody>
 766 </table></div>
 767 <h6>
 768 <a name="boost_asio.reference.ip__udp.socket.h2"></a>
 769           <span class="phrase"><a name="boost_asio.reference.ip__udp.socket.protected_member_functions"></a></span><a class="link" href="socket.html#boost_asio.reference.ip__udp.socket.protected_member_functions">Protected
 770           Member Functions</a>
 771         </h6>
 772 <div class="informaltable"><table class="table">
 773 <colgroup>
 774 <col>
 775 <col>
 776 </colgroup>
 777 <thead><tr>
 778 <th>
 779                   <p>
 780                     Name
 781                   </p>
 782                 </th>
 783 <th>
 784                   <p>
 785                     Description
 786                   </p>
 787                 </th>
 788 </tr></thead>
 789 <tbody>
 790 <tr>
 791 <td>
 792                   <p>
 793                     <a class="link" href="../basic_datagram_socket/get_implementation.html" title="basic_datagram_socket::get_implementation"><span class="bold"><strong>get_implementation</strong></span></a>
 794                   </p>
 795                 </td>
 796 <td>
 797                   <p>
 798                     Get the underlying implementation of the I/O object.
 799                   </p>
 800                 </td>
 801 </tr>
 802 <tr>
 803 <td>
 804                   <p>
 805                     <a class="link" href="../basic_datagram_socket/get_service.html" title="basic_datagram_socket::get_service"><span class="bold"><strong>get_service</strong></span></a>
 806                   </p>
 807                 </td>
 808 <td>
 809                   <p>
 810                     Get the service associated with the I/O object.
 811                   </p>
 812                 </td>
 813 </tr>
 814 </tbody>
 815 </table></div>
 816 <h6>
 817 <a name="boost_asio.reference.ip__udp.socket.h3"></a>
 818           <span class="phrase"><a name="boost_asio.reference.ip__udp.socket.data_members"></a></span><a class="link" href="socket.html#boost_asio.reference.ip__udp.socket.data_members">Data
 819           Members</a>
 820         </h6>
 821 <div class="informaltable"><table class="table">
 822 <colgroup>
 823 <col>
 824 <col>
 825 </colgroup>
 826 <thead><tr>
 827 <th>
 828                   <p>
 829                     Name
 830                   </p>
 831                 </th>
 832 <th>
 833                   <p>
 834                     Description
 835                   </p>
 836                 </th>
 837 </tr></thead>
 838 <tbody>
 839 <tr>
 840 <td>
 841                   <p>
 842                     <a class="link" href="../basic_datagram_socket/max_connections.html" title="basic_datagram_socket::max_connections"><span class="bold"><strong>max_connections</strong></span></a>
 843                   </p>
 844                 </td>
 845 <td>
 846                   <p>
 847                     The maximum length of the queue of pending incoming connections.
 848                   </p>
 849                 </td>
 850 </tr>
 851 <tr>
 852 <td>
 853                   <p>
 854                     <a class="link" href="../basic_datagram_socket/message_do_not_route.html" title="basic_datagram_socket::message_do_not_route"><span class="bold"><strong>message_do_not_route</strong></span></a>
 855                   </p>
 856                 </td>
 857 <td>
 858                   <p>
 859                     Specify that the data should not be subject to routing.
 860                   </p>
 861                 </td>
 862 </tr>
 863 <tr>
 864 <td>
 865                   <p>
 866                     <a class="link" href="../basic_datagram_socket/message_end_of_record.html" title="basic_datagram_socket::message_end_of_record"><span class="bold"><strong>message_end_of_record</strong></span></a>
 867                   </p>
 868                 </td>
 869 <td>
 870                   <p>
 871                     Specifies that the data marks the end of a record.
 872                   </p>
 873                 </td>
 874 </tr>
 875 <tr>
 876 <td>
 877                   <p>
 878                     <a class="link" href="../basic_datagram_socket/message_out_of_band.html" title="basic_datagram_socket::message_out_of_band"><span class="bold"><strong>message_out_of_band</strong></span></a>
 879                   </p>
 880                 </td>
 881 <td>
 882                   <p>
 883                     Process out-of-band data.
 884                   </p>
 885                 </td>
 886 </tr>
 887 <tr>
 888 <td>
 889                   <p>
 890                     <a class="link" href="../basic_datagram_socket/message_peek.html" title="basic_datagram_socket::message_peek"><span class="bold"><strong>message_peek</strong></span></a>
 891                   </p>
 892                 </td>
 893 <td>
 894                   <p>
 895                     Peek at incoming data without removing it from the input queue.
 896                   </p>
 897                 </td>
 898 </tr>
 899 </tbody>
 900 </table></div>
 901 <h6>
 902 <a name="boost_asio.reference.ip__udp.socket.h4"></a>
 903           <span class="phrase"><a name="boost_asio.reference.ip__udp.socket.protected_data_members"></a></span><a class="link" href="socket.html#boost_asio.reference.ip__udp.socket.protected_data_members">Protected
 904           Data Members</a>
 905         </h6>
 906 <div class="informaltable"><table class="table">
 907 <colgroup>
 908 <col>
 909 <col>
 910 </colgroup>
 911 <thead><tr>
 912 <th>
 913                   <p>
 914                     Name
 915                   </p>
 916                 </th>
 917 <th>
 918                   <p>
 919                     Description
 920                   </p>
 921                 </th>
 922 </tr></thead>
 923 <tbody>
 924 <tr>
 925 <td>
 926                   <p>
 927                     <a class="link" href="../basic_datagram_socket/implementation.html" title="basic_datagram_socket::implementation"><span class="bold"><strong>implementation</strong></span></a>
 928                   </p>
 929                 </td>
 930 <td>
 931                   <p>
 932                     (Deprecated: Use get_implementation().) The underlying implementation
 933                     of the I/O object.
 934                   </p>
 935                 </td>
 936 </tr>
 937 <tr>
 938 <td>
 939                   <p>
 940                     <a class="link" href="../basic_datagram_socket/service.html" title="basic_datagram_socket::service"><span class="bold"><strong>service</strong></span></a>
 941                   </p>
 942                 </td>
 943 <td>
 944                   <p>
 945                     (Deprecated: Use get_service().) The service associated with
 946                     the I/O object.
 947                   </p>
 948                 </td>
 949 </tr>
 950 </tbody>
 951 </table></div>
 952 <p>
 953           The <a class="link" href="../basic_datagram_socket.html" title="basic_datagram_socket"><code class="computeroutput"><span class="identifier">basic_datagram_socket</span></code></a> class template
 954           provides asynchronous and blocking datagram-oriented socket functionality.
 955         </p>
 956 <h6>
 957 <a name="boost_asio.reference.ip__udp.socket.h5"></a>
 958           <span class="phrase"><a name="boost_asio.reference.ip__udp.socket.thread_safety"></a></span><a class="link" href="socket.html#boost_asio.reference.ip__udp.socket.thread_safety">Thread
 959           Safety</a>
 960         </h6>
 961 <p>
 962           <span class="emphasis"><em>Distinct</em></span> <span class="emphasis"><em>objects:</em></span> Safe.
 963         </p>
 964 <p>
 965           <span class="emphasis"><em>Shared</em></span> <span class="emphasis"><em>objects:</em></span> Unsafe.
 966         </p>
 967 <h6>
 968 <a name="boost_asio.reference.ip__udp.socket.h6"></a>
 969           <span class="phrase"><a name="boost_asio.reference.ip__udp.socket.requirements"></a></span><a class="link" href="socket.html#boost_asio.reference.ip__udp.socket.requirements">Requirements</a>
 970         </h6>
 971 <p>
 972           <span class="emphasis"><em>Header: </em></span><code class="literal">boost/asio/ip/udp.hpp</code>
 973         </p>
 974 <p>
 975           <span class="emphasis"><em>Convenience header: </em></span><code class="literal">boost/asio.hpp</code>
 976         </p>
 977 </div>
 978 <table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
 979 <td align="left"></td>
 980 <td align="right"><div class="copyright-footer">Copyright &#169; 2003-2014 Christopher M. Kohlhoff<p>
 981         Distributed under the Boost Software License, Version 1.0. (See accompanying
 982         file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>)
 983       </p>
 984 </div></td>
 985 </tr></table>
 986 <hr>
 987 <div class="spirit-nav">
 988 <a accesskey="p" href="resolver.html"><img src="../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../ip__udp.html"><img src="../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../../../boost_asio.html"><img src="../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="type.html"><img src="../../../../../doc/src/images/next.png" alt="Next"></a>
 989 </div>
 990 </body>
 991 </html>