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d7ce7006 | 1 | /** @file\r |
2 | Implement the UDP4 driver support for the socket layer.\r | |
3 | \r | |
4 | Copyright (c) 2011, Intel Corporation\r | |
5 | All rights reserved. This program and the accompanying materials\r | |
6 | are licensed and made available under the terms and conditions of the BSD License\r | |
7 | which accompanies this distribution. The full text of the license may be found at\r | |
8 | http://opensource.org/licenses/bsd-license.php\r | |
9 | \r | |
10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
12 | \r | |
13 | **/\r | |
14 | \r | |
15 | #include "Socket.h"\r | |
16 | \r | |
17 | \r | |
18 | /**\r | |
a88c3163 | 19 | Get the local socket address\r |
d7ce7006 | 20 | \r |
a88c3163 | 21 | This routine returns the IPv4 address and UDP port number associated\r |
22 | with the local socket.\r | |
d7ce7006 | 23 | \r |
a88c3163 | 24 | This routine is called by ::EslSocketGetLocalAddress to determine the\r |
25 | network address for the SOCK_DGRAM socket.\r | |
d7ce7006 | 26 | \r |
a88c3163 | 27 | @param [in] pPort Address of an ::ESL_PORT structure.\r |
d7ce7006 | 28 | \r |
a88c3163 | 29 | @param [out] pSockAddr Network address to receive the local system address\r |
d7ce7006 | 30 | \r |
31 | **/\r | |
a88c3163 | 32 | VOID\r |
33 | EslUdp4LocalAddressGet (\r | |
34 | IN ESL_PORT * pPort,\r | |
35 | OUT struct sockaddr * pSockAddr\r | |
d7ce7006 | 36 | )\r |
37 | {\r | |
a88c3163 | 38 | struct sockaddr_in * pLocalAddress;\r |
39 | ESL_UDP4_CONTEXT * pUdp4;\r | |
d7ce7006 | 40 | \r |
41 | DBG_ENTER ( );\r | |
42 | \r | |
43 | //\r | |
a88c3163 | 44 | // Return the local address\r |
d7ce7006 | 45 | //\r |
a88c3163 | 46 | pUdp4 = &pPort->Context.Udp4;\r |
47 | pLocalAddress = (struct sockaddr_in *)pSockAddr;\r | |
48 | pLocalAddress->sin_family = AF_INET;\r | |
49 | pLocalAddress->sin_port = SwapBytes16 ( pUdp4->ConfigData.StationPort );\r | |
50 | CopyMem ( &pLocalAddress->sin_addr,\r | |
51 | &pUdp4->ConfigData.StationAddress.Addr[0],\r | |
52 | sizeof ( pLocalAddress->sin_addr ));\r | |
d7ce7006 | 53 | \r |
a88c3163 | 54 | DBG_EXIT ( );\r |
d7ce7006 | 55 | }\r |
56 | \r | |
57 | \r | |
58 | /**\r | |
a88c3163 | 59 | Set the local port address.\r |
d7ce7006 | 60 | \r |
a88c3163 | 61 | This routine sets the local port address.\r |
d7ce7006 | 62 | \r |
a88c3163 | 63 | This support routine is called by ::EslSocketPortAllocate.\r |
64 | \r | |
65 | @param [in] pPort Address of an ESL_PORT structure\r | |
66 | @param [in] pSockAddr Address of a sockaddr structure that contains the\r | |
67 | connection point on the local machine. An IPv4 address\r | |
68 | of INADDR_ANY specifies that the connection is made to\r | |
69 | all of the network stacks on the platform. Specifying a\r | |
70 | specific IPv4 address restricts the connection to the\r | |
71 | network stack supporting that address. Specifying zero\r | |
72 | for the port causes the network layer to assign a port\r | |
73 | number from the dynamic range. Specifying a specific\r | |
74 | port number causes the network layer to use that port.\r | |
75 | \r | |
76 | @param [in] bBindTest TRUE = run bind testing\r | |
77 | \r | |
78 | @retval EFI_SUCCESS The operation was successful\r | |
d7ce7006 | 79 | \r |
80 | **/\r | |
81 | EFI_STATUS\r | |
a88c3163 | 82 | EslUdp4LocalAddressSet (\r |
83 | IN ESL_PORT * pPort,\r | |
84 | IN CONST struct sockaddr * pSockAddr,\r | |
85 | IN BOOLEAN bBindTest\r | |
d7ce7006 | 86 | )\r |
87 | {\r | |
d7ce7006 | 88 | EFI_UDP4_CONFIG_DATA * pConfig;\r |
a88c3163 | 89 | CONST struct sockaddr_in * pIpAddress;\r |
90 | CONST UINT8 * pIpv4Address;\r | |
d7ce7006 | 91 | EFI_STATUS Status;\r |
92 | \r | |
93 | DBG_ENTER ( );\r | |
94 | \r | |
95 | //\r | |
a88c3163 | 96 | // Validate the address\r |
97 | //\r | |
98 | pIpAddress = (struct sockaddr_in *)pSockAddr;\r | |
99 | if ( INADDR_BROADCAST == pIpAddress->sin_addr.s_addr ) {\r | |
d7ce7006 | 100 | //\r |
a88c3163 | 101 | // The local address must not be the broadcast address\r |
d7ce7006 | 102 | //\r |
a88c3163 | 103 | Status = EFI_INVALID_PARAMETER;\r |
104 | pPort->pSocket->errno = EADDRNOTAVAIL;\r | |
105 | }\r | |
106 | else {\r | |
d7ce7006 | 107 | //\r |
a88c3163 | 108 | // Set the local address\r |
d7ce7006 | 109 | //\r |
a88c3163 | 110 | pIpAddress = (struct sockaddr_in *)pSockAddr;\r |
111 | pIpv4Address = (UINT8 *)&pIpAddress->sin_addr.s_addr;\r | |
112 | pConfig = &pPort->Context.Udp4.ConfigData;\r | |
113 | pConfig->StationAddress.Addr[0] = pIpv4Address[0];\r | |
114 | pConfig->StationAddress.Addr[1] = pIpv4Address[1];\r | |
115 | pConfig->StationAddress.Addr[2] = pIpv4Address[2];\r | |
116 | pConfig->StationAddress.Addr[3] = pIpv4Address[3];\r | |
d7ce7006 | 117 | \r |
118 | //\r | |
a88c3163 | 119 | // Determine if the default address is used\r |
d7ce7006 | 120 | //\r |
a88c3163 | 121 | pConfig->UseDefaultAddress = (BOOLEAN)( 0 == pIpAddress->sin_addr.s_addr );\r |
122 | \r | |
d7ce7006 | 123 | //\r |
a88c3163 | 124 | // Set the subnet mask\r |
d7ce7006 | 125 | //\r |
a88c3163 | 126 | if ( pConfig->UseDefaultAddress ) {\r |
127 | pConfig->SubnetMask.Addr[0] = 0;\r | |
128 | pConfig->SubnetMask.Addr[1] = 0;\r | |
129 | pConfig->SubnetMask.Addr[2] = 0;\r | |
130 | pConfig->SubnetMask.Addr[3] = 0;\r | |
d7ce7006 | 131 | }\r |
132 | else {\r | |
d7ce7006 | 133 | pConfig->SubnetMask.Addr[0] = 0xff;\r |
134 | pConfig->SubnetMask.Addr[1] = 0xff;\r | |
135 | pConfig->SubnetMask.Addr[2] = 0xff;\r | |
136 | pConfig->SubnetMask.Addr[3] = 0xff;\r | |
137 | }\r | |
d7ce7006 | 138 | \r |
139 | //\r | |
a88c3163 | 140 | // Validate the IP address\r |
d7ce7006 | 141 | //\r |
a88c3163 | 142 | pConfig->StationPort = 0;\r |
143 | Status = bBindTest ? EslSocketBindTest ( pPort, EADDRNOTAVAIL )\r | |
144 | : EFI_SUCCESS;\r | |
145 | if ( !EFI_ERROR ( Status )) {\r | |
146 | //\r | |
147 | // Set the port number\r | |
148 | //\r | |
149 | pConfig->StationPort = SwapBytes16 ( pIpAddress->sin_port );\r | |
d7ce7006 | 150 | \r |
a88c3163 | 151 | //\r |
152 | // Display the local address\r | |
153 | //\r | |
154 | DEBUG (( DEBUG_BIND,\r | |
155 | "0x%08x: Port, Local UDP4 Address: %d.%d.%d.%d:%d\r\n",\r | |
156 | pPort,\r | |
157 | pConfig->StationAddress.Addr[0],\r | |
158 | pConfig->StationAddress.Addr[1],\r | |
159 | pConfig->StationAddress.Addr[2],\r | |
160 | pConfig->StationAddress.Addr[3],\r | |
161 | pConfig->StationPort ));\r | |
162 | }\r | |
d7ce7006 | 163 | }\r |
164 | \r | |
d7ce7006 | 165 | //\r |
166 | // Return the operation status\r | |
167 | //\r | |
168 | DBG_EXIT_STATUS ( Status );\r | |
169 | return Status;\r | |
170 | }\r | |
171 | \r | |
172 | \r | |
173 | /**\r | |
a88c3163 | 174 | Free a receive packet\r |
d7ce7006 | 175 | \r |
a88c3163 | 176 | This routine performs the network specific operations necessary\r |
177 | to free a receive packet.\r | |
d7ce7006 | 178 | \r |
a88c3163 | 179 | This routine is called by ::EslSocketPortCloseTxDone to free a\r |
180 | receive packet.\r | |
181 | \r | |
182 | @param [in] pPacket Address of an ::ESL_PACKET structure.\r | |
183 | @param [in, out] pRxBytes Address of the count of RX bytes\r | |
d7ce7006 | 184 | \r |
185 | **/\r | |
a88c3163 | 186 | VOID\r |
187 | EslUdp4PacketFree (\r | |
188 | IN ESL_PACKET * pPacket,\r | |
189 | IN OUT size_t * pRxBytes\r | |
d7ce7006 | 190 | )\r |
191 | {\r | |
a88c3163 | 192 | EFI_UDP4_RECEIVE_DATA * pRxData;\r |
d7ce7006 | 193 | \r |
a88c3163 | 194 | DBG_ENTER ( );\r |
d7ce7006 | 195 | \r |
196 | //\r | |
a88c3163 | 197 | // Account for the receive bytes\r |
d7ce7006 | 198 | //\r |
a88c3163 | 199 | pRxData = pPacket->Op.Udp4Rx.pRxData;\r |
200 | *pRxBytes -= pRxData->DataLength;\r | |
d7ce7006 | 201 | \r |
202 | //\r | |
a88c3163 | 203 | // Disconnect the buffer from the packet\r |
d7ce7006 | 204 | //\r |
a88c3163 | 205 | pPacket->Op.Udp4Rx.pRxData = NULL;\r |
d7ce7006 | 206 | \r |
207 | //\r | |
a88c3163 | 208 | // Return the buffer to the UDP4 driver\r |
d7ce7006 | 209 | //\r |
a88c3163 | 210 | gBS->SignalEvent ( pRxData->RecycleSignal );\r |
211 | DBG_EXIT ( );\r | |
d7ce7006 | 212 | }\r |
213 | \r | |
214 | \r | |
215 | /**\r | |
a88c3163 | 216 | Initialize the network specific portions of an ::ESL_PORT structure.\r |
d7ce7006 | 217 | \r |
a88c3163 | 218 | This routine initializes the network specific portions of an\r |
219 | ::ESL_PORT structure for use by the socket.\r | |
220 | \r | |
221 | This support routine is called by ::EslSocketPortAllocate\r | |
222 | to connect the socket with the underlying network adapter\r | |
223 | running the UDPv4 protocol.\r | |
224 | \r | |
225 | @param [in] pPort Address of an ESL_PORT structure\r | |
d7ce7006 | 226 | @param [in] DebugFlags Flags for debug messages\r |
227 | \r | |
a88c3163 | 228 | @retval EFI_SUCCESS - Socket successfully created\r |
d7ce7006 | 229 | \r |
a88c3163 | 230 | **/\r |
d7ce7006 | 231 | EFI_STATUS\r |
a88c3163 | 232 | EslUdp4PortAllocate (\r |
233 | IN ESL_PORT * pPort,\r | |
d7ce7006 | 234 | IN UINTN DebugFlags\r |
235 | )\r | |
236 | {\r | |
a88c3163 | 237 | EFI_UDP4_CONFIG_DATA * pConfig;\r |
238 | ESL_SOCKET * pSocket;\r | |
d7ce7006 | 239 | EFI_STATUS Status;\r |
240 | \r | |
241 | DBG_ENTER ( );\r | |
242 | \r | |
243 | //\r | |
a88c3163 | 244 | // Initialize the port\r |
d7ce7006 | 245 | //\r |
a88c3163 | 246 | pSocket = pPort->pSocket;\r |
247 | pSocket->TxPacketOffset = OFFSET_OF ( ESL_PACKET, Op.Udp4Tx.TxData );\r | |
248 | pSocket->TxTokenEventOffset = OFFSET_OF ( ESL_IO_MGMT, Token.Udp4Tx.Event );\r | |
249 | pSocket->TxTokenOffset = OFFSET_OF ( EFI_UDP4_COMPLETION_TOKEN, Packet.TxData );\r | |
d7ce7006 | 250 | \r |
251 | //\r | |
a88c3163 | 252 | // Save the cancel, receive and transmit addresses\r |
d7ce7006 | 253 | //\r |
a88c3163 | 254 | pPort->pfnConfigure = (PFN_NET_CONFIGURE)pPort->pProtocol.UDPv4->Configure;\r |
255 | pPort->pfnRxCancel = (PFN_NET_IO_START)pPort->pProtocol.UDPv4->Cancel;\r | |
3bdf9aae | 256 | pPort->pfnRxPoll = (PFN_NET_POLL)pPort->pProtocol.UDPv4->Poll;\r |
a88c3163 | 257 | pPort->pfnRxStart = (PFN_NET_IO_START)pPort->pProtocol.UDPv4->Receive;\r |
258 | pPort->pfnTxStart = (PFN_NET_IO_START)pPort->pProtocol.UDPv4->Transmit;\r | |
d7ce7006 | 259 | \r |
a88c3163 | 260 | //\r |
261 | // Set the configuration flags\r | |
262 | //\r | |
263 | pConfig = &pPort->Context.Udp4.ConfigData;\r | |
264 | pConfig->TimeToLive = 255;\r | |
265 | pConfig->AcceptAnyPort = FALSE;\r | |
266 | pConfig->AcceptBroadcast = FALSE;\r | |
267 | pConfig->AcceptPromiscuous = FALSE;\r | |
268 | pConfig->AllowDuplicatePort = TRUE;\r | |
269 | pConfig->DoNotFragment = TRUE;\r | |
270 | Status = EFI_SUCCESS;\r | |
d7ce7006 | 271 | \r |
272 | //\r | |
273 | // Return the operation status\r | |
274 | //\r | |
275 | DBG_EXIT_STATUS ( Status );\r | |
276 | return Status;\r | |
277 | }\r | |
278 | \r | |
279 | \r | |
280 | /**\r | |
a88c3163 | 281 | Receive data from a network connection.\r |
d7ce7006 | 282 | \r |
a88c3163 | 283 | This routine attempts to return buffered data to the caller. The\r |
284 | data is removed from the urgent queue if the message flag MSG_OOB\r | |
285 | is specified, otherwise data is removed from the normal queue.\r | |
286 | See the \ref ReceiveEngine section.\r | |
d7ce7006 | 287 | \r |
a88c3163 | 288 | This routine is called by ::EslSocketReceive to handle the network\r |
289 | specific receive operation to support SOCK_DGRAM sockets.\r | |
d7ce7006 | 290 | \r |
a88c3163 | 291 | @param [in] pPort Address of an ::ESL_PORT structure.\r |
d7ce7006 | 292 | \r |
a88c3163 | 293 | @param [in] pPacket Address of an ::ESL_PACKET structure.\r |
d7ce7006 | 294 | \r |
a88c3163 | 295 | @param [in] pbConsumePacket Address of a BOOLEAN indicating if the packet is to be consumed\r |
d7ce7006 | 296 | \r |
d7ce7006 | 297 | @param [in] BufferLength Length of the the buffer\r |
a88c3163 | 298 | \r |
d7ce7006 | 299 | @param [in] pBuffer Address of a buffer to receive the data.\r |
a88c3163 | 300 | \r |
d7ce7006 | 301 | @param [in] pDataLength Number of received data bytes in the buffer.\r |
302 | \r | |
303 | @param [out] pAddress Network address to receive the remote system address\r | |
304 | \r | |
a88c3163 | 305 | @param [out] pSkipBytes Address to receive the number of bytes skipped\r |
d7ce7006 | 306 | \r |
a88c3163 | 307 | @return Returns the address of the next free byte in the buffer.\r |
d7ce7006 | 308 | \r |
309 | **/\r | |
a88c3163 | 310 | UINT8 *\r |
311 | EslUdp4Receive (\r | |
312 | IN ESL_PORT * pPort,\r | |
313 | IN ESL_PACKET * pPacket,\r | |
314 | IN BOOLEAN * pbConsumePacket,\r | |
315 | IN size_t BufferLength,\r | |
316 | IN UINT8 * pBuffer,\r | |
317 | OUT size_t * pDataLength,\r | |
318 | OUT struct sockaddr * pAddress,\r | |
319 | OUT size_t * pSkipBytes\r | |
d7ce7006 | 320 | )\r |
321 | {\r | |
a88c3163 | 322 | size_t DataBytes;\r |
323 | struct sockaddr_in * pRemoteAddress;\r | |
324 | EFI_UDP4_RECEIVE_DATA * pRxData;\r | |
d7ce7006 | 325 | \r |
326 | DBG_ENTER ( );\r | |
327 | \r | |
a88c3163 | 328 | pRxData = pPacket->Op.Udp4Rx.pRxData;\r |
d7ce7006 | 329 | //\r |
a88c3163 | 330 | // Return the remote system address if requested\r |
331 | //\r | |
332 | if ( NULL != pAddress ) {\r | |
333 | //\r | |
334 | // Build the remote address\r | |
335 | //\r | |
336 | DEBUG (( DEBUG_RX,\r | |
337 | "Getting packet remote address: %d.%d.%d.%d:%d\r\n",\r | |
338 | pRxData->UdpSession.SourceAddress.Addr[0],\r | |
339 | pRxData->UdpSession.SourceAddress.Addr[1],\r | |
340 | pRxData->UdpSession.SourceAddress.Addr[2],\r | |
341 | pRxData->UdpSession.SourceAddress.Addr[3],\r | |
342 | pRxData->UdpSession.SourcePort ));\r | |
343 | pRemoteAddress = (struct sockaddr_in *)pAddress;\r | |
344 | CopyMem ( &pRemoteAddress->sin_addr,\r | |
345 | &pRxData->UdpSession.SourceAddress.Addr[0],\r | |
346 | sizeof ( pRemoteAddress->sin_addr ));\r | |
347 | pRemoteAddress->sin_port = SwapBytes16 ( pRxData->UdpSession.SourcePort );\r | |
348 | }\r | |
349 | \r | |
d7ce7006 | 350 | //\r |
a88c3163 | 351 | // Copy the received data\r |
352 | //\r | |
353 | pBuffer = EslSocketCopyFragmentedBuffer ( pRxData->FragmentCount,\r | |
354 | (EFI_IP4_FRAGMENT_DATA *)&pRxData->FragmentTable[0],\r | |
355 | BufferLength,\r | |
356 | pBuffer,\r | |
357 | &DataBytes );\r | |
d7ce7006 | 358 | \r |
359 | //\r | |
a88c3163 | 360 | // Determine if the data is being read\r |
d7ce7006 | 361 | //\r |
a88c3163 | 362 | if ( *pbConsumePacket ) {\r |
d7ce7006 | 363 | //\r |
a88c3163 | 364 | // Display for the bytes consumed\r |
d7ce7006 | 365 | //\r |
a88c3163 | 366 | DEBUG (( DEBUG_RX,\r |
367 | "0x%08x: Port account for 0x%08x bytes\r\n",\r | |
368 | pPort,\r | |
369 | DataBytes ));\r | |
370 | \r | |
371 | //\r | |
372 | // Account for any discarded data\r | |
373 | //\r | |
374 | *pSkipBytes = pRxData->DataLength - DataBytes;\r | |
d7ce7006 | 375 | }\r |
376 | \r | |
377 | //\r | |
a88c3163 | 378 | // Return the data length and the buffer address\r |
d7ce7006 | 379 | //\r |
a88c3163 | 380 | *pDataLength = DataBytes;\r |
381 | DBG_EXIT_HEX ( pBuffer );\r | |
382 | return pBuffer;\r | |
d7ce7006 | 383 | }\r |
384 | \r | |
385 | \r | |
386 | /**\r | |
a88c3163 | 387 | Get the remote socket address\r |
d7ce7006 | 388 | \r |
a88c3163 | 389 | This routine returns the address of the remote connection point\r |
390 | associated with the SOCK_DGRAM socket.\r | |
d7ce7006 | 391 | \r |
a88c3163 | 392 | This routine is called by ::EslSocketGetPeerAddress to detemine\r |
393 | the UDPv4 address and port number associated with the network adapter.\r | |
d7ce7006 | 394 | \r |
a88c3163 | 395 | @param [in] pPort Address of an ::ESL_PORT structure.\r |
396 | \r | |
397 | @param [out] pAddress Network address to receive the remote system address\r | |
d7ce7006 | 398 | \r |
399 | **/\r | |
400 | VOID\r | |
a88c3163 | 401 | EslUdp4RemoteAddressGet (\r |
402 | IN ESL_PORT * pPort,\r | |
403 | OUT struct sockaddr * pAddress\r | |
d7ce7006 | 404 | )\r |
405 | {\r | |
a88c3163 | 406 | struct sockaddr_in * pRemoteAddress;\r |
407 | ESL_UDP4_CONTEXT * pUdp4;\r | |
408 | \r | |
d7ce7006 | 409 | DBG_ENTER ( );\r |
a88c3163 | 410 | \r |
d7ce7006 | 411 | //\r |
a88c3163 | 412 | // Return the remote address\r |
d7ce7006 | 413 | //\r |
414 | pUdp4 = &pPort->Context.Udp4;\r | |
a88c3163 | 415 | pRemoteAddress = (struct sockaddr_in *)pAddress;\r |
416 | pRemoteAddress->sin_family = AF_INET;\r | |
417 | pRemoteAddress->sin_port = SwapBytes16 ( pUdp4->ConfigData.RemotePort );\r | |
418 | CopyMem ( &pRemoteAddress->sin_addr,\r | |
419 | &pUdp4->ConfigData.RemoteAddress.Addr[0],\r | |
420 | sizeof ( pRemoteAddress->sin_addr ));\r | |
d7ce7006 | 421 | \r |
a88c3163 | 422 | DBG_EXIT ( );\r |
423 | }\r | |
d7ce7006 | 424 | \r |
d7ce7006 | 425 | \r |
a88c3163 | 426 | /**\r |
427 | Set the remote address\r | |
d7ce7006 | 428 | \r |
a88c3163 | 429 | This routine sets the remote address in the port.\r |
d7ce7006 | 430 | \r |
a88c3163 | 431 | This routine is called by ::EslSocketConnect to specify the\r |
432 | remote network address.\r | |
d7ce7006 | 433 | \r |
a88c3163 | 434 | @param [in] pPort Address of an ::ESL_PORT structure.\r |
d7ce7006 | 435 | \r |
a88c3163 | 436 | @param [in] pSockAddr Network address of the remote system.\r |
437 | \r | |
438 | @param [in] SockAddrLength Length in bytes of the network address.\r | |
d7ce7006 | 439 | \r |
a88c3163 | 440 | @retval EFI_SUCCESS The operation was successful\r |
d7ce7006 | 441 | \r |
442 | **/\r | |
a88c3163 | 443 | EFI_STATUS\r |
444 | EslUdp4RemoteAddressSet (\r | |
445 | IN ESL_PORT * pPort,\r | |
446 | IN CONST struct sockaddr * pSockAddr,\r | |
447 | IN socklen_t SockAddrLength\r | |
d7ce7006 | 448 | )\r |
449 | {\r | |
a88c3163 | 450 | CONST struct sockaddr_in * pRemoteAddress;\r |
451 | ESL_UDP4_CONTEXT * pUdp4;\r | |
d7ce7006 | 452 | EFI_STATUS Status;\r |
453 | \r | |
454 | DBG_ENTER ( );\r | |
455 | \r | |
456 | //\r | |
a88c3163 | 457 | // Set the remote address\r |
d7ce7006 | 458 | //\r |
d7ce7006 | 459 | pUdp4 = &pPort->Context.Udp4;\r |
a88c3163 | 460 | pRemoteAddress = (struct sockaddr_in *)pSockAddr;\r |
461 | pUdp4->ConfigData.RemoteAddress.Addr[0] = (UINT8)( pRemoteAddress->sin_addr.s_addr );\r | |
462 | pUdp4->ConfigData.RemoteAddress.Addr[1] = (UINT8)( pRemoteAddress->sin_addr.s_addr >> 8 );\r | |
463 | pUdp4->ConfigData.RemoteAddress.Addr[2] = (UINT8)( pRemoteAddress->sin_addr.s_addr >> 16 );\r | |
464 | pUdp4->ConfigData.RemoteAddress.Addr[3] = (UINT8)( pRemoteAddress->sin_addr.s_addr >> 24 );\r | |
465 | pUdp4->ConfigData.RemotePort = SwapBytes16 ( pRemoteAddress->sin_port );\r | |
466 | Status = EFI_SUCCESS;\r | |
d7ce7006 | 467 | \r |
a88c3163 | 468 | //\r |
469 | // Return the operation status\r | |
470 | //\r | |
471 | DBG_EXIT_STATUS ( Status );\r | |
472 | return Status;\r | |
d7ce7006 | 473 | }\r |
474 | \r | |
475 | \r | |
476 | /**\r | |
a88c3163 | 477 | Process the receive completion\r |
d7ce7006 | 478 | \r |
a88c3163 | 479 | This routine keeps the UDPv4 driver's buffer and queues it in\r |
480 | in FIFO order to the data queue. The UDP4 driver's buffer will\r | |
481 | be returned by either ::EslUdp4Receive or ::EslSocketPortCloseTxDone.\r | |
482 | See the \ref ReceiveEngine section.\r | |
d7ce7006 | 483 | \r |
a88c3163 | 484 | This routine is called by the UDPv4 driver when data is\r |
485 | received.\r | |
486 | \r | |
487 | @param [in] Event The receive completion event\r | |
488 | \r | |
489 | @param [in] pIo Address of an ::ESL_IO_MGMT structure\r | |
d7ce7006 | 490 | \r |
491 | **/\r | |
492 | VOID\r | |
a88c3163 | 493 | EslUdp4RxComplete (\r |
494 | IN EFI_EVENT Event,\r | |
495 | IN ESL_IO_MGMT * pIo\r | |
d7ce7006 | 496 | )\r |
497 | {\r | |
a88c3163 | 498 | size_t LengthInBytes;\r |
499 | ESL_PACKET * pPacket;\r | |
500 | EFI_UDP4_RECEIVE_DATA * pRxData;\r | |
501 | EFI_STATUS Status;\r | |
502 | \r | |
d7ce7006 | 503 | DBG_ENTER ( );\r |
504 | \r | |
505 | //\r | |
a88c3163 | 506 | // Get the operation status.\r |
d7ce7006 | 507 | //\r |
a88c3163 | 508 | Status = pIo->Token.Udp4Rx.Status;\r |
509 | \r | |
d7ce7006 | 510 | //\r |
a88c3163 | 511 | // Get the packet length\r |
d7ce7006 | 512 | //\r |
a88c3163 | 513 | pRxData = pIo->Token.Udp4Rx.Packet.RxData;\r |
514 | LengthInBytes = pRxData->DataLength;\r | |
d7ce7006 | 515 | \r |
516 | //\r | |
a88c3163 | 517 | // +--------------------+ +-----------------------+\r |
518 | // | ESL_IO_MGMT | | Data Buffer |\r | |
519 | // | | | (Driver owned) |\r | |
520 | // | +---------------+ +-----------------------+\r | |
521 | // | | Token | ^\r | |
522 | // | | Rx Event | |\r | |
523 | // | | | +-----------------------+\r | |
524 | // | | RxData --> | EFI_UDP4_RECEIVE_DATA |\r | |
525 | // +----+---------------+ | (Driver owned) |\r | |
526 | // +-----------------------+\r | |
527 | // +--------------------+ ^\r | |
528 | // | ESL_PACKET | .\r | |
529 | // | | .\r | |
530 | // | +---------------+ .\r | |
531 | // | | pRxData --> NULL .......\r | |
532 | // +----+---------------+\r | |
d7ce7006 | 533 | //\r |
a88c3163 | 534 | //\r |
535 | // Save the data in the packet\r | |
536 | //\r | |
537 | pPacket = pIo->pPacket;\r | |
538 | pPacket->Op.Udp4Rx.pRxData = pRxData;\r | |
d7ce7006 | 539 | \r |
a88c3163 | 540 | //\r |
541 | // Complete this request\r | |
542 | //\r | |
543 | EslSocketRxComplete ( pIo, Status, LengthInBytes, FALSE );\r | |
d7ce7006 | 544 | DBG_EXIT ( );\r |
545 | }\r | |
546 | \r | |
547 | \r | |
548 | /**\r | |
a88c3163 | 549 | Determine if the socket is configured.\r |
d7ce7006 | 550 | \r |
a88c3163 | 551 | This routine uses the flag ESL_SOCKET::bConfigured to determine\r |
552 | if the network layer's configuration routine has been called.\r | |
553 | This routine calls the bind and configuration routines if they\r | |
554 | were not already called. After the port is configured, the\r | |
555 | \ref ReceiveEngine is started.\r | |
556 | \r | |
557 | This routine is called by EslSocketIsConfigured to verify\r | |
558 | that the socket is configured.\r | |
559 | \r | |
560 | @param [in] pSocket Address of an ::ESL_SOCKET structure\r | |
d7ce7006 | 561 | \r |
d7ce7006 | 562 | @retval EFI_SUCCESS - The port is connected\r |
563 | @retval EFI_NOT_STARTED - The port is not connected\r | |
564 | \r | |
565 | **/\r | |
566 | EFI_STATUS\r | |
a88c3163 | 567 | EslUdp4SocketIsConfigured (\r |
568 | IN ESL_SOCKET * pSocket\r | |
d7ce7006 | 569 | )\r |
570 | {\r | |
a88c3163 | 571 | EFI_UDP4_CONFIG_DATA * pConfigData;\r |
572 | ESL_PORT * pPort;\r | |
573 | ESL_PORT * pNextPort;\r | |
574 | ESL_UDP4_CONTEXT * pUdp4;\r | |
d7ce7006 | 575 | EFI_UDP4_PROTOCOL * pUdp4Protocol;\r |
576 | EFI_STATUS Status;\r | |
577 | struct sockaddr_in LocalAddress;\r | |
578 | \r | |
579 | DBG_ENTER ( );\r | |
580 | \r | |
581 | //\r | |
582 | // Assume success\r | |
583 | //\r | |
584 | Status = EFI_SUCCESS;\r | |
585 | \r | |
586 | //\r | |
587 | // Configure the port if necessary\r | |
588 | //\r | |
589 | if ( !pSocket->bConfigured ) {\r | |
590 | //\r | |
591 | // Fill in the port list if necessary\r | |
592 | //\r | |
593 | if ( NULL == pSocket->pPortList ) {\r | |
594 | LocalAddress.sin_len = sizeof ( LocalAddress );\r | |
595 | LocalAddress.sin_family = AF_INET;\r | |
596 | LocalAddress.sin_addr.s_addr = 0;\r | |
597 | LocalAddress.sin_port = 0;\r | |
a88c3163 | 598 | Status = EslSocketBind ( &pSocket->SocketProtocol,\r |
599 | (struct sockaddr *)&LocalAddress,\r | |
600 | LocalAddress.sin_len,\r | |
601 | &pSocket->errno );\r | |
d7ce7006 | 602 | }\r |
603 | \r | |
604 | //\r | |
605 | // Walk the port list\r | |
606 | //\r | |
607 | pPort = pSocket->pPortList;\r | |
608 | while ( NULL != pPort ) {\r | |
609 | //\r | |
610 | // Attempt to configure the port\r | |
611 | //\r | |
612 | pNextPort = pPort->pLinkSocket;\r | |
613 | pUdp4 = &pPort->Context.Udp4;\r | |
a88c3163 | 614 | pUdp4Protocol = pPort->pProtocol.UDPv4;\r |
615 | pConfigData = &pUdp4->ConfigData;\r | |
616 | DEBUG (( DEBUG_TX,\r | |
617 | "0x%08x: pPort Configuring for %d.%d.%d.%d:%d --> %d.%d.%d.%d:%d\r\n",\r | |
618 | pPort,\r | |
619 | pConfigData->StationAddress.Addr[0],\r | |
620 | pConfigData->StationAddress.Addr[1],\r | |
621 | pConfigData->StationAddress.Addr[2],\r | |
622 | pConfigData->StationAddress.Addr[3],\r | |
623 | pConfigData->StationPort,\r | |
624 | pConfigData->RemoteAddress.Addr[0],\r | |
625 | pConfigData->RemoteAddress.Addr[1],\r | |
626 | pConfigData->RemoteAddress.Addr[2],\r | |
627 | pConfigData->RemoteAddress.Addr[3],\r | |
628 | pConfigData->RemotePort ));\r | |
d7ce7006 | 629 | Status = pUdp4Protocol->Configure ( pUdp4Protocol,\r |
a88c3163 | 630 | pConfigData );\r |
631 | if ( !EFI_ERROR ( Status )) {\r | |
632 | //\r | |
633 | // Update the configuration data\r | |
634 | //\r | |
635 | Status = pUdp4Protocol->GetModeData ( pUdp4Protocol,\r | |
636 | pConfigData,\r | |
637 | NULL,\r | |
638 | NULL,\r | |
639 | NULL );\r | |
640 | }\r | |
d7ce7006 | 641 | if ( EFI_ERROR ( Status )) {\r |
642 | DEBUG (( DEBUG_LISTEN,\r | |
643 | "ERROR - Failed to configure the Udp4 port, Status: %r\r\n",\r | |
644 | Status ));\r | |
645 | switch ( Status ) {\r | |
646 | case EFI_ACCESS_DENIED:\r | |
647 | pSocket->errno = EACCES;\r | |
648 | break;\r | |
649 | \r | |
650 | default:\r | |
651 | case EFI_DEVICE_ERROR:\r | |
652 | pSocket->errno = EIO;\r | |
653 | break;\r | |
654 | \r | |
655 | case EFI_INVALID_PARAMETER:\r | |
656 | pSocket->errno = EADDRNOTAVAIL;\r | |
657 | break;\r | |
658 | \r | |
659 | case EFI_NO_MAPPING:\r | |
660 | pSocket->errno = EAFNOSUPPORT;\r | |
661 | break;\r | |
662 | \r | |
663 | case EFI_OUT_OF_RESOURCES:\r | |
664 | pSocket->errno = ENOBUFS;\r | |
665 | break;\r | |
666 | \r | |
667 | case EFI_UNSUPPORTED:\r | |
668 | pSocket->errno = EOPNOTSUPP;\r | |
669 | break;\r | |
670 | }\r | |
671 | }\r | |
672 | else {\r | |
a88c3163 | 673 | DEBUG (( DEBUG_TX,\r |
674 | "0x%08x: pPort Configured for %d.%d.%d.%d:%d --> %d.%d.%d.%d:%d\r\n",\r | |
675 | pPort,\r | |
676 | pConfigData->StationAddress.Addr[0],\r | |
677 | pConfigData->StationAddress.Addr[1],\r | |
678 | pConfigData->StationAddress.Addr[2],\r | |
679 | pConfigData->StationAddress.Addr[3],\r | |
680 | pConfigData->StationPort,\r | |
681 | pConfigData->RemoteAddress.Addr[0],\r | |
682 | pConfigData->RemoteAddress.Addr[1],\r | |
683 | pConfigData->RemoteAddress.Addr[2],\r | |
684 | pConfigData->RemoteAddress.Addr[3],\r | |
685 | pConfigData->RemotePort ));\r | |
686 | pPort->bConfigured = TRUE;\r | |
d7ce7006 | 687 | \r |
688 | //\r | |
689 | // Start the first read on the port\r | |
690 | //\r | |
a88c3163 | 691 | EslSocketRxStart ( pPort );\r |
d7ce7006 | 692 | \r |
693 | //\r | |
694 | // The socket is connected\r | |
695 | //\r | |
696 | pSocket->State = SOCKET_STATE_CONNECTED;\r | |
697 | }\r | |
698 | \r | |
699 | //\r | |
700 | // Set the next port\r | |
701 | //\r | |
702 | pPort = pNextPort;\r | |
703 | }\r | |
704 | \r | |
705 | //\r | |
706 | // Determine the configuration status\r | |
707 | //\r | |
708 | if ( NULL != pSocket->pPortList ) {\r | |
709 | pSocket->bConfigured = TRUE;\r | |
710 | }\r | |
711 | }\r | |
712 | \r | |
713 | //\r | |
714 | // Determine the socket configuration status\r | |
715 | //\r | |
716 | if ( !EFI_ERROR ( Status )) {\r | |
717 | Status = pSocket->bConfigured ? EFI_SUCCESS : EFI_NOT_STARTED;\r | |
718 | }\r | |
719 | \r | |
720 | //\r | |
721 | // Return the port connected state.\r | |
722 | //\r | |
723 | DBG_EXIT_STATUS ( Status );\r | |
724 | return Status;\r | |
725 | }\r | |
726 | \r | |
727 | \r | |
728 | /**\r | |
729 | Buffer data for transmission over a network connection.\r | |
730 | \r | |
a88c3163 | 731 | This routine buffers data for the transmit engine in the normal\r |
732 | data queue. When the \ref TransmitEngine has resources, this\r | |
733 | routine will start the transmission of the next buffer on the\r | |
734 | network connection.\r | |
735 | \r | |
736 | This routine is called by ::EslSocketTransmit to buffer\r | |
d7ce7006 | 737 | data for transmission. The data is copied into a local buffer\r |
738 | freeing the application buffer for reuse upon return. When\r | |
a88c3163 | 739 | necessary, this routine starts the transmit engine that\r |
d7ce7006 | 740 | performs the data transmission on the network connection. The\r |
741 | transmit engine transmits the data a packet at a time over the\r | |
742 | network connection.\r | |
743 | \r | |
744 | Transmission errors are returned during the next transmission or\r | |
745 | during the close operation. Only buffering errors are returned\r | |
746 | during the current transmission attempt.\r | |
747 | \r | |
a88c3163 | 748 | @param [in] pSocket Address of an ::ESL_SOCKET structure\r |
d7ce7006 | 749 | \r |
750 | @param [in] Flags Message control flags\r | |
751 | \r | |
752 | @param [in] BufferLength Length of the the buffer\r | |
753 | \r | |
754 | @param [in] pBuffer Address of a buffer to receive the data.\r | |
755 | \r | |
756 | @param [in] pDataLength Number of received data bytes in the buffer.\r | |
757 | \r | |
758 | @param [in] pAddress Network address of the remote system address\r | |
759 | \r | |
760 | @param [in] AddressLength Length of the remote network address structure\r | |
761 | \r | |
762 | @retval EFI_SUCCESS - Socket data successfully buffered\r | |
763 | \r | |
764 | **/\r | |
765 | EFI_STATUS\r | |
a88c3163 | 766 | EslUdp4TxBuffer (\r |
767 | IN ESL_SOCKET * pSocket,\r | |
d7ce7006 | 768 | IN int Flags,\r |
769 | IN size_t BufferLength,\r | |
770 | IN CONST UINT8 * pBuffer,\r | |
771 | OUT size_t * pDataLength,\r | |
772 | IN const struct sockaddr * pAddress,\r | |
773 | IN socklen_t AddressLength\r | |
774 | )\r | |
775 | {\r | |
a88c3163 | 776 | ESL_PACKET * pPacket;\r |
777 | ESL_PACKET * pPreviousPacket;\r | |
778 | ESL_PORT * pPort;\r | |
d7ce7006 | 779 | const struct sockaddr_in * pRemoteAddress;\r |
a88c3163 | 780 | ESL_UDP4_CONTEXT * pUdp4;\r |
d7ce7006 | 781 | size_t * pTxBytes;\r |
a88c3163 | 782 | ESL_UDP4_TX_DATA * pTxData;\r |
d7ce7006 | 783 | EFI_STATUS Status;\r |
784 | EFI_TPL TplPrevious;\r | |
785 | \r | |
786 | DBG_ENTER ( );\r | |
787 | \r | |
788 | //\r | |
789 | // Assume failure\r | |
790 | //\r | |
791 | Status = EFI_UNSUPPORTED;\r | |
792 | pSocket->errno = ENOTCONN;\r | |
a88c3163 | 793 | *pDataLength = 0;\r |
d7ce7006 | 794 | \r |
795 | //\r | |
796 | // Verify that the socket is connected\r | |
797 | //\r | |
798 | if ( SOCKET_STATE_CONNECTED == pSocket->State ) {\r | |
799 | //\r | |
800 | // Locate the port\r | |
801 | //\r | |
802 | pPort = pSocket->pPortList;\r | |
803 | if ( NULL != pPort ) {\r | |
804 | //\r | |
805 | // Determine the queue head\r | |
806 | //\r | |
807 | pUdp4 = &pPort->Context.Udp4;\r | |
d7ce7006 | 808 | pTxBytes = &pSocket->TxBytes;\r |
809 | \r | |
810 | //\r | |
811 | // Verify that there is enough room to buffer another\r | |
812 | // transmit operation\r | |
813 | //\r | |
814 | if ( pSocket->MaxTxBuf > *pTxBytes ) {\r | |
815 | //\r | |
816 | // Attempt to allocate the packet\r | |
817 | //\r | |
818 | Status = EslSocketPacketAllocate ( &pPacket,\r | |
819 | sizeof ( pPacket->Op.Udp4Tx )\r | |
820 | - sizeof ( pPacket->Op.Udp4Tx.Buffer )\r | |
821 | + BufferLength,\r | |
a88c3163 | 822 | 0,\r |
d7ce7006 | 823 | DEBUG_TX );\r |
824 | if ( !EFI_ERROR ( Status )) {\r | |
825 | //\r | |
826 | // Initialize the transmit operation\r | |
827 | //\r | |
828 | pTxData = &pPacket->Op.Udp4Tx;\r | |
829 | pTxData->TxData.GatewayAddress = NULL;\r | |
830 | pTxData->TxData.UdpSessionData = NULL;\r | |
831 | pTxData->TxData.DataLength = (UINT32) BufferLength;\r | |
832 | pTxData->TxData.FragmentCount = 1;\r | |
833 | pTxData->TxData.FragmentTable[0].FragmentLength = (UINT32) BufferLength;\r | |
834 | pTxData->TxData.FragmentTable[0].FragmentBuffer = &pPacket->Op.Udp4Tx.Buffer[0];\r | |
a88c3163 | 835 | pTxData->RetransmitCount = 0;\r |
d7ce7006 | 836 | \r |
837 | //\r | |
838 | // Set the remote system address if necessary\r | |
839 | //\r | |
a88c3163 | 840 | pTxData->TxData.UdpSessionData = NULL;\r |
d7ce7006 | 841 | if ( NULL != pAddress ) {\r |
842 | pRemoteAddress = (const struct sockaddr_in *)pAddress;\r | |
a88c3163 | 843 | pTxData->Session.SourceAddress.Addr[0] = pUdp4->ConfigData.StationAddress.Addr[0];\r |
844 | pTxData->Session.SourceAddress.Addr[1] = pUdp4->ConfigData.StationAddress.Addr[1];\r | |
845 | pTxData->Session.SourceAddress.Addr[2] = pUdp4->ConfigData.StationAddress.Addr[2];\r | |
846 | pTxData->Session.SourceAddress.Addr[3] = pUdp4->ConfigData.StationAddress.Addr[3];\r | |
d7ce7006 | 847 | pTxData->Session.SourcePort = 0;\r |
848 | pTxData->Session.DestinationAddress.Addr[0] = (UINT8)pRemoteAddress->sin_addr.s_addr;\r | |
849 | pTxData->Session.DestinationAddress.Addr[1] = (UINT8)( pRemoteAddress->sin_addr.s_addr >> 8 );\r | |
850 | pTxData->Session.DestinationAddress.Addr[2] = (UINT8)( pRemoteAddress->sin_addr.s_addr >> 16 );\r | |
851 | pTxData->Session.DestinationAddress.Addr[3] = (UINT8)( pRemoteAddress->sin_addr.s_addr >> 24 );\r | |
852 | pTxData->Session.DestinationPort = SwapBytes16 ( pRemoteAddress->sin_port );\r | |
853 | \r | |
854 | //\r | |
855 | // Use the remote system address when sending this packet\r | |
856 | //\r | |
857 | pTxData->TxData.UdpSessionData = &pTxData->Session;\r | |
858 | }\r | |
859 | \r | |
860 | //\r | |
861 | // Copy the data into the buffer\r | |
862 | //\r | |
863 | CopyMem ( &pPacket->Op.Udp4Tx.Buffer[0],\r | |
864 | pBuffer,\r | |
865 | BufferLength );\r | |
866 | \r | |
867 | //\r | |
868 | // Synchronize with the socket layer\r | |
869 | //\r | |
870 | RAISE_TPL ( TplPrevious, TPL_SOCKETS );\r | |
871 | \r | |
872 | //\r | |
873 | // Stop transmission after an error\r | |
874 | //\r | |
875 | if ( !EFI_ERROR ( pSocket->TxError )) {\r | |
876 | //\r | |
877 | // Display the request\r | |
878 | //\r | |
879 | DEBUG (( DEBUG_TX,\r | |
880 | "Send %d %s bytes from 0x%08x\r\n",\r | |
881 | BufferLength,\r | |
882 | pBuffer ));\r | |
883 | \r | |
884 | //\r | |
885 | // Queue the data for transmission\r | |
886 | //\r | |
887 | pPacket->pNext = NULL;\r | |
888 | pPreviousPacket = pSocket->pTxPacketListTail;\r | |
889 | if ( NULL == pPreviousPacket ) {\r | |
890 | pSocket->pTxPacketListHead = pPacket;\r | |
891 | }\r | |
892 | else {\r | |
893 | pPreviousPacket->pNext = pPacket;\r | |
894 | }\r | |
895 | pSocket->pTxPacketListTail = pPacket;\r | |
896 | DEBUG (( DEBUG_TX,\r | |
897 | "0x%08x: Packet on transmit list\r\n",\r | |
898 | pPacket ));\r | |
899 | \r | |
900 | //\r | |
901 | // Account for the buffered data\r | |
902 | //\r | |
903 | *pTxBytes += BufferLength;\r | |
904 | *pDataLength = BufferLength;\r | |
905 | \r | |
906 | //\r | |
907 | // Start the transmit engine if it is idle\r | |
908 | //\r | |
a88c3163 | 909 | if ( NULL != pPort->pTxFree ) {\r |
910 | EslSocketTxStart ( pPort,\r | |
911 | &pSocket->pTxPacketListHead,\r | |
912 | &pSocket->pTxPacketListTail,\r | |
913 | &pPort->pTxActive,\r | |
914 | &pPort->pTxFree );\r | |
d7ce7006 | 915 | }\r |
916 | }\r | |
917 | else {\r | |
918 | //\r | |
919 | // Previous transmit error\r | |
920 | // Stop transmission\r | |
921 | //\r | |
922 | Status = pSocket->TxError;\r | |
923 | pSocket->errno = EIO;\r | |
924 | \r | |
925 | //\r | |
926 | // Free the packet\r | |
927 | //\r | |
928 | EslSocketPacketFree ( pPacket, DEBUG_TX );\r | |
929 | }\r | |
930 | \r | |
931 | //\r | |
932 | // Release the socket layer synchronization\r | |
933 | //\r | |
934 | RESTORE_TPL ( TplPrevious );\r | |
935 | }\r | |
936 | else {\r | |
937 | //\r | |
938 | // Packet allocation failed\r | |
939 | //\r | |
940 | pSocket->errno = ENOMEM;\r | |
941 | }\r | |
942 | }\r | |
943 | else {\r | |
944 | //\r | |
945 | // Not enough buffer space available\r | |
946 | //\r | |
947 | pSocket->errno = EAGAIN;\r | |
948 | Status = EFI_NOT_READY;\r | |
949 | }\r | |
950 | }\r | |
951 | }\r | |
952 | \r | |
953 | //\r | |
954 | // Return the operation status\r | |
955 | //\r | |
956 | DBG_EXIT_STATUS ( Status );\r | |
957 | return Status;\r | |
958 | }\r | |
959 | \r | |
960 | \r | |
961 | /**\r | |
962 | Process the transmit completion\r | |
963 | \r | |
a88c3163 | 964 | This routine use ::EslSocketTxComplete to perform the transmit\r |
965 | completion processing for data packets.\r | |
966 | \r | |
967 | This routine is called by the UDPv4 network layer when a data\r | |
968 | transmit request completes.\r | |
d7ce7006 | 969 | \r |
a88c3163 | 970 | @param [in] Event The normal transmit completion event\r |
971 | \r | |
972 | @param [in] pIo Address of an ::ESL_IO_MGMT structure\r | |
d7ce7006 | 973 | \r |
974 | **/\r | |
975 | VOID\r | |
a88c3163 | 976 | EslUdp4TxComplete (\r |
d7ce7006 | 977 | IN EFI_EVENT Event,\r |
a88c3163 | 978 | IN ESL_IO_MGMT * pIo\r |
d7ce7006 | 979 | )\r |
980 | {\r | |
981 | UINT32 LengthInBytes;\r | |
a88c3163 | 982 | ESL_PORT * pPort;\r |
983 | ESL_PACKET * pPacket;\r | |
984 | ESL_SOCKET * pSocket;\r | |
d7ce7006 | 985 | EFI_STATUS Status;\r |
986 | \r | |
987 | DBG_ENTER ( );\r | |
988 | \r | |
989 | //\r | |
990 | // Locate the active transmit packet\r | |
991 | //\r | |
a88c3163 | 992 | pPacket = pIo->pPacket;\r |
993 | pPort = pIo->pPort;\r | |
d7ce7006 | 994 | pSocket = pPort->pSocket;\r |
a88c3163 | 995 | \r |
d7ce7006 | 996 | //\r |
a88c3163 | 997 | // Get the transmit length and status\r |
d7ce7006 | 998 | //\r |
d7ce7006 | 999 | LengthInBytes = pPacket->Op.Udp4Tx.TxData.DataLength;\r |
1000 | pSocket->TxBytes -= LengthInBytes;\r | |
a88c3163 | 1001 | Status = pIo->Token.Udp4Tx.Status;\r |
1002 | \r | |
d7ce7006 | 1003 | //\r |
a88c3163 | 1004 | // Complete the transmit operation\r |
d7ce7006 | 1005 | //\r |
a88c3163 | 1006 | EslSocketTxComplete ( pIo,\r |
1007 | LengthInBytes,\r | |
1008 | Status,\r | |
1009 | "UDP ",\r | |
1010 | &pSocket->pTxPacketListHead,\r | |
1011 | &pSocket->pTxPacketListTail,\r | |
1012 | &pPort->pTxActive,\r | |
1013 | &pPort->pTxFree );\r | |
d7ce7006 | 1014 | DBG_EXIT ( );\r |
1015 | }\r | |
1016 | \r | |
1017 | \r | |
1018 | /**\r | |
a88c3163 | 1019 | Interface between the socket layer and the network specific\r |
1020 | code that supports SOCK_DGRAM sockets over UDPv4.\r | |
1021 | **/\r | |
1022 | CONST ESL_PROTOCOL_API cEslUdp4Api = {\r | |
1023 | "UDPv4",\r | |
1024 | IPPROTO_UDP,\r | |
1025 | OFFSET_OF ( ESL_PORT, Context.Udp4.ConfigData ),\r | |
1026 | OFFSET_OF ( ESL_LAYER, pUdp4List ),\r | |
1027 | OFFSET_OF ( struct sockaddr_in, sin_zero ),\r | |
1028 | sizeof ( struct sockaddr_in ),\r | |
1029 | AF_INET,\r | |
1030 | sizeof (((ESL_PACKET *)0 )->Op.Udp4Rx ),\r | |
1031 | sizeof (((ESL_PACKET *)0 )->Op.Udp4Rx ),\r | |
1032 | OFFSET_OF ( ESL_IO_MGMT, Token.Udp4Rx.Packet.RxData ),\r | |
1033 | FALSE,\r | |
1034 | EADDRINUSE,\r | |
1035 | NULL, // Accept\r | |
1036 | NULL, // ConnectPoll\r | |
1037 | NULL, // ConnectStart\r | |
1038 | EslUdp4SocketIsConfigured,\r | |
1039 | EslUdp4LocalAddressGet,\r | |
1040 | EslUdp4LocalAddressSet,\r | |
1041 | NULL, // Listen\r | |
1042 | NULL, // OptionGet\r | |
1043 | NULL, // OptionSet\r | |
1044 | EslUdp4PacketFree,\r | |
1045 | EslUdp4PortAllocate,\r | |
1046 | NULL, // PortClose,\r | |
1047 | NULL, // PortCloseOp\r | |
1048 | TRUE,\r | |
1049 | EslUdp4Receive,\r | |
1050 | EslUdp4RemoteAddressGet,\r | |
1051 | EslUdp4RemoteAddressSet,\r | |
1052 | EslUdp4RxComplete,\r | |
1053 | NULL, // RxStart\r | |
1054 | EslUdp4TxBuffer,\r | |
1055 | EslUdp4TxComplete,\r | |
1056 | NULL // TxOobComplete\r | |
1057 | };\r |