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d7ce7006 | 1 | /** @file\r |
2 | Implement the UDP4 driver support for the socket layer.\r | |
3 | \r | |
c581e503 | 4 | Copyright (c) 2011 - 2015, Intel Corporation\r |
d7ce7006 | 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 |
6e1450f3 | 134 | pConfig->SubnetMask.Addr[1] = ( 128 <= pConfig->StationAddress.Addr[0]) ? 0xff : 0;\r |
135 | pConfig->SubnetMask.Addr[2] = ( 192 <= pConfig->StationAddress.Addr[0]) ? 0xff : 0;\r | |
136 | pConfig->SubnetMask.Addr[3] = ( 224 <= pConfig->StationAddress.Addr[0]) ? 0xff : 0;\r | |
d7ce7006 | 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 | |
1c740a7d | 269 | pConfig->DoNotFragment = FALSE;\r |
a88c3163 | 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 | |
f74dc4bb | 466 | pPort->pSocket->bAddressSet = TRUE;\r |
a88c3163 | 467 | Status = EFI_SUCCESS;\r |
d7ce7006 | 468 | \r |
a88c3163 | 469 | //\r |
470 | // Return the operation status\r | |
471 | //\r | |
472 | DBG_EXIT_STATUS ( Status );\r | |
473 | return Status;\r | |
d7ce7006 | 474 | }\r |
475 | \r | |
476 | \r | |
477 | /**\r | |
a88c3163 | 478 | Process the receive completion\r |
d7ce7006 | 479 | \r |
a88c3163 | 480 | This routine keeps the UDPv4 driver's buffer and queues it in\r |
481 | in FIFO order to the data queue. The UDP4 driver's buffer will\r | |
482 | be returned by either ::EslUdp4Receive or ::EslSocketPortCloseTxDone.\r | |
483 | See the \ref ReceiveEngine section.\r | |
d7ce7006 | 484 | \r |
a88c3163 | 485 | This routine is called by the UDPv4 driver when data is\r |
486 | received.\r | |
487 | \r | |
488 | @param [in] Event The receive completion event\r | |
489 | \r | |
490 | @param [in] pIo Address of an ::ESL_IO_MGMT structure\r | |
d7ce7006 | 491 | \r |
492 | **/\r | |
493 | VOID\r | |
a88c3163 | 494 | EslUdp4RxComplete (\r |
495 | IN EFI_EVENT Event,\r | |
496 | IN ESL_IO_MGMT * pIo\r | |
d7ce7006 | 497 | )\r |
498 | {\r | |
a88c3163 | 499 | size_t LengthInBytes;\r |
500 | ESL_PACKET * pPacket;\r | |
501 | EFI_UDP4_RECEIVE_DATA * pRxData;\r | |
502 | EFI_STATUS Status;\r | |
503 | \r | |
d7ce7006 | 504 | DBG_ENTER ( );\r |
505 | \r | |
506 | //\r | |
a88c3163 | 507 | // Get the operation status.\r |
d7ce7006 | 508 | //\r |
a88c3163 | 509 | Status = pIo->Token.Udp4Rx.Status;\r |
510 | \r | |
d7ce7006 | 511 | //\r |
a88c3163 | 512 | // Get the packet length\r |
d7ce7006 | 513 | //\r |
a88c3163 | 514 | pRxData = pIo->Token.Udp4Rx.Packet.RxData;\r |
515 | LengthInBytes = pRxData->DataLength;\r | |
d7ce7006 | 516 | \r |
517 | //\r | |
a88c3163 | 518 | // +--------------------+ +-----------------------+\r |
519 | // | ESL_IO_MGMT | | Data Buffer |\r | |
520 | // | | | (Driver owned) |\r | |
521 | // | +---------------+ +-----------------------+\r | |
522 | // | | Token | ^\r | |
523 | // | | Rx Event | |\r | |
524 | // | | | +-----------------------+\r | |
525 | // | | RxData --> | EFI_UDP4_RECEIVE_DATA |\r | |
526 | // +----+---------------+ | (Driver owned) |\r | |
527 | // +-----------------------+\r | |
528 | // +--------------------+ ^\r | |
529 | // | ESL_PACKET | .\r | |
530 | // | | .\r | |
531 | // | +---------------+ .\r | |
532 | // | | pRxData --> NULL .......\r | |
533 | // +----+---------------+\r | |
d7ce7006 | 534 | //\r |
a88c3163 | 535 | //\r |
536 | // Save the data in the packet\r | |
537 | //\r | |
538 | pPacket = pIo->pPacket;\r | |
539 | pPacket->Op.Udp4Rx.pRxData = pRxData;\r | |
d7ce7006 | 540 | \r |
a88c3163 | 541 | //\r |
542 | // Complete this request\r | |
543 | //\r | |
544 | EslSocketRxComplete ( pIo, Status, LengthInBytes, FALSE );\r | |
d7ce7006 | 545 | DBG_EXIT ( );\r |
546 | }\r | |
547 | \r | |
548 | \r | |
549 | /**\r | |
a88c3163 | 550 | Determine if the socket is configured.\r |
d7ce7006 | 551 | \r |
a88c3163 | 552 | This routine uses the flag ESL_SOCKET::bConfigured to determine\r |
553 | if the network layer's configuration routine has been called.\r | |
554 | This routine calls the bind and configuration routines if they\r | |
555 | were not already called. After the port is configured, the\r | |
556 | \ref ReceiveEngine is started.\r | |
557 | \r | |
558 | This routine is called by EslSocketIsConfigured to verify\r | |
559 | that the socket is configured.\r | |
560 | \r | |
561 | @param [in] pSocket Address of an ::ESL_SOCKET structure\r | |
d7ce7006 | 562 | \r |
d7ce7006 | 563 | @retval EFI_SUCCESS - The port is connected\r |
564 | @retval EFI_NOT_STARTED - The port is not connected\r | |
565 | \r | |
566 | **/\r | |
567 | EFI_STATUS\r | |
a88c3163 | 568 | EslUdp4SocketIsConfigured (\r |
569 | IN ESL_SOCKET * pSocket\r | |
d7ce7006 | 570 | )\r |
571 | {\r | |
a88c3163 | 572 | EFI_UDP4_CONFIG_DATA * pConfigData;\r |
573 | ESL_PORT * pPort;\r | |
574 | ESL_PORT * pNextPort;\r | |
575 | ESL_UDP4_CONTEXT * pUdp4;\r | |
d7ce7006 | 576 | EFI_UDP4_PROTOCOL * pUdp4Protocol;\r |
577 | EFI_STATUS Status;\r | |
578 | struct sockaddr_in LocalAddress;\r | |
579 | \r | |
580 | DBG_ENTER ( );\r | |
581 | \r | |
582 | //\r | |
583 | // Assume success\r | |
584 | //\r | |
585 | Status = EFI_SUCCESS;\r | |
586 | \r | |
587 | //\r | |
588 | // Configure the port if necessary\r | |
589 | //\r | |
590 | if ( !pSocket->bConfigured ) {\r | |
591 | //\r | |
592 | // Fill in the port list if necessary\r | |
593 | //\r | |
bb3aa953 | 594 | pSocket->errno = ENETDOWN;\r |
d7ce7006 | 595 | if ( NULL == pSocket->pPortList ) {\r |
596 | LocalAddress.sin_len = sizeof ( LocalAddress );\r | |
597 | LocalAddress.sin_family = AF_INET;\r | |
598 | LocalAddress.sin_addr.s_addr = 0;\r | |
599 | LocalAddress.sin_port = 0;\r | |
a88c3163 | 600 | Status = EslSocketBind ( &pSocket->SocketProtocol,\r |
601 | (struct sockaddr *)&LocalAddress,\r | |
602 | LocalAddress.sin_len,\r | |
603 | &pSocket->errno );\r | |
d7ce7006 | 604 | }\r |
605 | \r | |
606 | //\r | |
607 | // Walk the port list\r | |
608 | //\r | |
609 | pPort = pSocket->pPortList;\r | |
610 | while ( NULL != pPort ) {\r | |
611 | //\r | |
612 | // Attempt to configure the port\r | |
613 | //\r | |
614 | pNextPort = pPort->pLinkSocket;\r | |
615 | pUdp4 = &pPort->Context.Udp4;\r | |
a88c3163 | 616 | pUdp4Protocol = pPort->pProtocol.UDPv4;\r |
617 | pConfigData = &pUdp4->ConfigData;\r | |
618 | DEBUG (( DEBUG_TX,\r | |
619 | "0x%08x: pPort Configuring for %d.%d.%d.%d:%d --> %d.%d.%d.%d:%d\r\n",\r | |
620 | pPort,\r | |
621 | pConfigData->StationAddress.Addr[0],\r | |
622 | pConfigData->StationAddress.Addr[1],\r | |
623 | pConfigData->StationAddress.Addr[2],\r | |
624 | pConfigData->StationAddress.Addr[3],\r | |
625 | pConfigData->StationPort,\r | |
626 | pConfigData->RemoteAddress.Addr[0],\r | |
627 | pConfigData->RemoteAddress.Addr[1],\r | |
628 | pConfigData->RemoteAddress.Addr[2],\r | |
629 | pConfigData->RemoteAddress.Addr[3],\r | |
630 | pConfigData->RemotePort ));\r | |
d7ce7006 | 631 | Status = pUdp4Protocol->Configure ( pUdp4Protocol,\r |
a88c3163 | 632 | pConfigData );\r |
633 | if ( !EFI_ERROR ( Status )) {\r | |
634 | //\r | |
635 | // Update the configuration data\r | |
636 | //\r | |
637 | Status = pUdp4Protocol->GetModeData ( pUdp4Protocol,\r | |
638 | pConfigData,\r | |
639 | NULL,\r | |
640 | NULL,\r | |
641 | NULL );\r | |
642 | }\r | |
d7ce7006 | 643 | if ( EFI_ERROR ( Status )) {\r |
bb3aa953 | 644 | if ( !pSocket->bConfigured ) {\r |
645 | DEBUG (( DEBUG_LISTEN,\r | |
646 | "ERROR - Failed to configure the Udp4 port, Status: %r\r\n",\r | |
647 | Status ));\r | |
648 | switch ( Status ) {\r | |
649 | case EFI_ACCESS_DENIED:\r | |
650 | pSocket->errno = EACCES;\r | |
651 | break;\r | |
652 | \r | |
653 | default:\r | |
654 | case EFI_DEVICE_ERROR:\r | |
655 | pSocket->errno = EIO;\r | |
656 | break;\r | |
657 | \r | |
658 | case EFI_INVALID_PARAMETER:\r | |
659 | pSocket->errno = EADDRNOTAVAIL;\r | |
660 | break;\r | |
661 | \r | |
662 | case EFI_NO_MAPPING:\r | |
663 | pSocket->errno = EAFNOSUPPORT;\r | |
664 | break;\r | |
665 | \r | |
666 | case EFI_OUT_OF_RESOURCES:\r | |
667 | pSocket->errno = ENOBUFS;\r | |
668 | break;\r | |
669 | \r | |
670 | case EFI_UNSUPPORTED:\r | |
671 | pSocket->errno = EOPNOTSUPP;\r | |
672 | break;\r | |
673 | }\r | |
d7ce7006 | 674 | }\r |
675 | }\r | |
676 | else {\r | |
a88c3163 | 677 | DEBUG (( DEBUG_TX,\r |
678 | "0x%08x: pPort Configured for %d.%d.%d.%d:%d --> %d.%d.%d.%d:%d\r\n",\r | |
679 | pPort,\r | |
680 | pConfigData->StationAddress.Addr[0],\r | |
681 | pConfigData->StationAddress.Addr[1],\r | |
682 | pConfigData->StationAddress.Addr[2],\r | |
683 | pConfigData->StationAddress.Addr[3],\r | |
684 | pConfigData->StationPort,\r | |
685 | pConfigData->RemoteAddress.Addr[0],\r | |
686 | pConfigData->RemoteAddress.Addr[1],\r | |
687 | pConfigData->RemoteAddress.Addr[2],\r | |
688 | pConfigData->RemoteAddress.Addr[3],\r | |
689 | pConfigData->RemotePort ));\r | |
690 | pPort->bConfigured = TRUE;\r | |
bb3aa953 | 691 | pSocket->bConfigured = TRUE;\r |
d7ce7006 | 692 | \r |
693 | //\r | |
694 | // Start the first read on the port\r | |
695 | //\r | |
a88c3163 | 696 | EslSocketRxStart ( pPort );\r |
d7ce7006 | 697 | \r |
698 | //\r | |
699 | // The socket is connected\r | |
700 | //\r | |
701 | pSocket->State = SOCKET_STATE_CONNECTED;\r | |
bb3aa953 | 702 | pSocket->errno = 0;\r |
d7ce7006 | 703 | }\r |
704 | \r | |
705 | //\r | |
706 | // Set the next port\r | |
707 | //\r | |
708 | pPort = pNextPort;\r | |
709 | }\r | |
d7ce7006 | 710 | }\r |
711 | \r | |
712 | //\r | |
713 | // Determine the socket configuration status\r | |
714 | //\r | |
bb3aa953 | 715 | Status = pSocket->bConfigured ? EFI_SUCCESS : EFI_NOT_STARTED;\r |
d7ce7006 | 716 | \r |
717 | //\r | |
718 | // Return the port connected state.\r | |
719 | //\r | |
720 | DBG_EXIT_STATUS ( Status );\r | |
721 | return Status;\r | |
722 | }\r | |
723 | \r | |
724 | \r | |
725 | /**\r | |
726 | Buffer data for transmission over a network connection.\r | |
727 | \r | |
a88c3163 | 728 | This routine buffers data for the transmit engine in the normal\r |
729 | data queue. When the \ref TransmitEngine has resources, this\r | |
730 | routine will start the transmission of the next buffer on the\r | |
731 | network connection.\r | |
732 | \r | |
733 | This routine is called by ::EslSocketTransmit to buffer\r | |
d7ce7006 | 734 | data for transmission. The data is copied into a local buffer\r |
735 | freeing the application buffer for reuse upon return. When\r | |
a88c3163 | 736 | necessary, this routine starts the transmit engine that\r |
d7ce7006 | 737 | performs the data transmission on the network connection. The\r |
738 | transmit engine transmits the data a packet at a time over the\r | |
739 | network connection.\r | |
740 | \r | |
741 | Transmission errors are returned during the next transmission or\r | |
742 | during the close operation. Only buffering errors are returned\r | |
743 | during the current transmission attempt.\r | |
744 | \r | |
a88c3163 | 745 | @param [in] pSocket Address of an ::ESL_SOCKET structure\r |
d7ce7006 | 746 | \r |
747 | @param [in] Flags Message control flags\r | |
748 | \r | |
749 | @param [in] BufferLength Length of the the buffer\r | |
750 | \r | |
751 | @param [in] pBuffer Address of a buffer to receive the data.\r | |
752 | \r | |
753 | @param [in] pDataLength Number of received data bytes in the buffer.\r | |
754 | \r | |
755 | @param [in] pAddress Network address of the remote system address\r | |
756 | \r | |
757 | @param [in] AddressLength Length of the remote network address structure\r | |
758 | \r | |
759 | @retval EFI_SUCCESS - Socket data successfully buffered\r | |
760 | \r | |
761 | **/\r | |
762 | EFI_STATUS\r | |
a88c3163 | 763 | EslUdp4TxBuffer (\r |
764 | IN ESL_SOCKET * pSocket,\r | |
d7ce7006 | 765 | IN int Flags,\r |
766 | IN size_t BufferLength,\r | |
767 | IN CONST UINT8 * pBuffer,\r | |
768 | OUT size_t * pDataLength,\r | |
769 | IN const struct sockaddr * pAddress,\r | |
770 | IN socklen_t AddressLength\r | |
771 | )\r | |
772 | {\r | |
a88c3163 | 773 | ESL_PACKET * pPacket;\r |
774 | ESL_PACKET * pPreviousPacket;\r | |
775 | ESL_PORT * pPort;\r | |
d7ce7006 | 776 | const struct sockaddr_in * pRemoteAddress;\r |
a88c3163 | 777 | ESL_UDP4_CONTEXT * pUdp4;\r |
d7ce7006 | 778 | size_t * pTxBytes;\r |
a88c3163 | 779 | ESL_UDP4_TX_DATA * pTxData;\r |
d7ce7006 | 780 | EFI_STATUS Status;\r |
781 | EFI_TPL TplPrevious;\r | |
782 | \r | |
783 | DBG_ENTER ( );\r | |
784 | \r | |
785 | //\r | |
786 | // Assume failure\r | |
787 | //\r | |
788 | Status = EFI_UNSUPPORTED;\r | |
789 | pSocket->errno = ENOTCONN;\r | |
a88c3163 | 790 | *pDataLength = 0;\r |
d7ce7006 | 791 | \r |
792 | //\r | |
793 | // Verify that the socket is connected\r | |
794 | //\r | |
795 | if ( SOCKET_STATE_CONNECTED == pSocket->State ) {\r | |
796 | //\r | |
884ed923 | 797 | // Verify that there is enough room to buffer another\r |
798 | // transmit operation\r | |
d7ce7006 | 799 | //\r |
884ed923 | 800 | pTxBytes = &pSocket->TxBytes;\r |
801 | if ( pSocket->MaxTxBuf > *pTxBytes ) {\r | |
d7ce7006 | 802 | //\r |
884ed923 | 803 | // Locate the port\r |
d7ce7006 | 804 | //\r |
884ed923 | 805 | pPort = pSocket->pPortList;\r |
806 | while ( NULL != pPort ) {\r | |
807 | //\r | |
808 | // Determine the queue head\r | |
809 | //\r | |
810 | pUdp4 = &pPort->Context.Udp4;\r | |
d7ce7006 | 811 | \r |
d7ce7006 | 812 | //\r |
813 | // Attempt to allocate the packet\r | |
814 | //\r | |
815 | Status = EslSocketPacketAllocate ( &pPacket,\r | |
816 | sizeof ( pPacket->Op.Udp4Tx )\r | |
817 | - sizeof ( pPacket->Op.Udp4Tx.Buffer )\r | |
818 | + BufferLength,\r | |
a88c3163 | 819 | 0,\r |
d7ce7006 | 820 | DEBUG_TX );\r |
821 | if ( !EFI_ERROR ( Status )) {\r | |
822 | //\r | |
823 | // Initialize the transmit operation\r | |
824 | //\r | |
825 | pTxData = &pPacket->Op.Udp4Tx;\r | |
826 | pTxData->TxData.GatewayAddress = NULL;\r | |
827 | pTxData->TxData.UdpSessionData = NULL;\r | |
828 | pTxData->TxData.DataLength = (UINT32) BufferLength;\r | |
829 | pTxData->TxData.FragmentCount = 1;\r | |
830 | pTxData->TxData.FragmentTable[0].FragmentLength = (UINT32) BufferLength;\r | |
831 | pTxData->TxData.FragmentTable[0].FragmentBuffer = &pPacket->Op.Udp4Tx.Buffer[0];\r | |
a88c3163 | 832 | pTxData->RetransmitCount = 0;\r |
d7ce7006 | 833 | \r |
834 | //\r | |
835 | // Set the remote system address if necessary\r | |
836 | //\r | |
a88c3163 | 837 | pTxData->TxData.UdpSessionData = NULL;\r |
d7ce7006 | 838 | if ( NULL != pAddress ) {\r |
839 | pRemoteAddress = (const struct sockaddr_in *)pAddress;\r | |
a88c3163 | 840 | pTxData->Session.SourceAddress.Addr[0] = pUdp4->ConfigData.StationAddress.Addr[0];\r |
841 | pTxData->Session.SourceAddress.Addr[1] = pUdp4->ConfigData.StationAddress.Addr[1];\r | |
842 | pTxData->Session.SourceAddress.Addr[2] = pUdp4->ConfigData.StationAddress.Addr[2];\r | |
843 | pTxData->Session.SourceAddress.Addr[3] = pUdp4->ConfigData.StationAddress.Addr[3];\r | |
d7ce7006 | 844 | pTxData->Session.SourcePort = 0;\r |
845 | pTxData->Session.DestinationAddress.Addr[0] = (UINT8)pRemoteAddress->sin_addr.s_addr;\r | |
846 | pTxData->Session.DestinationAddress.Addr[1] = (UINT8)( pRemoteAddress->sin_addr.s_addr >> 8 );\r | |
847 | pTxData->Session.DestinationAddress.Addr[2] = (UINT8)( pRemoteAddress->sin_addr.s_addr >> 16 );\r | |
848 | pTxData->Session.DestinationAddress.Addr[3] = (UINT8)( pRemoteAddress->sin_addr.s_addr >> 24 );\r | |
849 | pTxData->Session.DestinationPort = SwapBytes16 ( pRemoteAddress->sin_port );\r | |
850 | \r | |
851 | //\r | |
852 | // Use the remote system address when sending this packet\r | |
853 | //\r | |
854 | pTxData->TxData.UdpSessionData = &pTxData->Session;\r | |
855 | }\r | |
856 | \r | |
857 | //\r | |
858 | // Copy the data into the buffer\r | |
859 | //\r | |
860 | CopyMem ( &pPacket->Op.Udp4Tx.Buffer[0],\r | |
861 | pBuffer,\r | |
862 | BufferLength );\r | |
863 | \r | |
864 | //\r | |
865 | // Synchronize with the socket layer\r | |
866 | //\r | |
867 | RAISE_TPL ( TplPrevious, TPL_SOCKETS );\r | |
868 | \r | |
869 | //\r | |
2dc09dd5 | 870 | // Display the request\r |
d7ce7006 | 871 | //\r |
2dc09dd5 LL |
872 | DEBUG (( DEBUG_TX,\r |
873 | "Send %d bytes from 0x%08x to %d.%d.%d.%d:%d\r\n",\r | |
874 | BufferLength,\r | |
875 | pBuffer,\r | |
876 | pTxData->Session.DestinationAddress.Addr[0],\r | |
877 | pTxData->Session.DestinationAddress.Addr[1],\r | |
878 | pTxData->Session.DestinationAddress.Addr[2],\r | |
879 | pTxData->Session.DestinationAddress.Addr[3],\r | |
880 | pTxData->Session.DestinationPort ));\r | |
d7ce7006 | 881 | \r |
2dc09dd5 LL |
882 | //\r |
883 | // Queue the data for transmission\r | |
884 | //\r | |
885 | pPacket->pNext = NULL;\r | |
886 | pPreviousPacket = pSocket->pTxPacketListTail;\r | |
887 | if ( NULL == pPreviousPacket ) {\r | |
888 | pSocket->pTxPacketListHead = pPacket;\r | |
d7ce7006 | 889 | }\r |
890 | else {\r | |
2dc09dd5 LL |
891 | pPreviousPacket->pNext = pPacket;\r |
892 | }\r | |
893 | pSocket->pTxPacketListTail = pPacket;\r | |
894 | DEBUG (( DEBUG_TX,\r | |
895 | "0x%08x: Packet on transmit list\r\n",\r | |
896 | pPacket ));\r | |
897 | \r | |
898 | //\r | |
899 | // Account for the buffered data\r | |
900 | //\r | |
901 | *pTxBytes += BufferLength;\r | |
902 | *pDataLength = BufferLength;\r | |
903 | \r | |
904 | //\r | |
905 | // Start the transmit engine if it is idle\r | |
906 | //\r | |
907 | if ( NULL != pPort->pTxFree ) {\r | |
908 | pPacket = pSocket->pTxPacketListHead;\r | |
909 | EslSocketTxStart ( pPort,\r | |
910 | &pSocket->pTxPacketListHead,\r | |
911 | &pSocket->pTxPacketListTail,\r | |
912 | &pPort->pTxActive,\r | |
913 | &pPort->pTxFree );\r | |
d7ce7006 | 914 | \r |
915 | //\r | |
2dc09dd5 | 916 | // Ignore any transmit error\r |
d7ce7006 | 917 | //\r |
2dc09dd5 LL |
918 | if ( EFI_ERROR ( pSocket->TxError )) {\r |
919 | DEBUG (( DEBUG_TX,\r | |
920 | "0x%08x: Transmit error, Packet: 0x%08x, Status: %r\r\n",\r | |
921 | pPort,\r | |
922 | pPacket,\r | |
923 | pSocket->TxError ));\r | |
924 | }\r | |
925 | pSocket->TxError = EFI_SUCCESS;\r | |
d7ce7006 | 926 | }\r |
927 | \r | |
928 | //\r | |
929 | // Release the socket layer synchronization\r | |
930 | //\r | |
931 | RESTORE_TPL ( TplPrevious );\r | |
932 | }\r | |
933 | else {\r | |
934 | //\r | |
935 | // Packet allocation failed\r | |
936 | //\r | |
937 | pSocket->errno = ENOMEM;\r | |
884ed923 | 938 | break;\r |
d7ce7006 | 939 | }\r |
884ed923 | 940 | \r |
d7ce7006 | 941 | //\r |
884ed923 | 942 | // Set the next port\r |
d7ce7006 | 943 | //\r |
884ed923 | 944 | pPort = pPort->pLinkSocket;\r |
d7ce7006 | 945 | }\r |
946 | }\r | |
884ed923 | 947 | else {\r |
948 | //\r | |
949 | // Not enough buffer space available\r | |
950 | //\r | |
951 | pSocket->errno = EAGAIN;\r | |
952 | Status = EFI_NOT_READY;\r | |
953 | }\r | |
d7ce7006 | 954 | }\r |
955 | \r | |
956 | //\r | |
957 | // Return the operation status\r | |
958 | //\r | |
959 | DBG_EXIT_STATUS ( Status );\r | |
960 | return Status;\r | |
961 | }\r | |
962 | \r | |
963 | \r | |
964 | /**\r | |
965 | Process the transmit completion\r | |
966 | \r | |
a88c3163 | 967 | This routine use ::EslSocketTxComplete to perform the transmit\r |
968 | completion processing for data packets.\r | |
969 | \r | |
970 | This routine is called by the UDPv4 network layer when a data\r | |
971 | transmit request completes.\r | |
d7ce7006 | 972 | \r |
a88c3163 | 973 | @param [in] Event The normal transmit completion event\r |
974 | \r | |
975 | @param [in] pIo Address of an ::ESL_IO_MGMT structure\r | |
d7ce7006 | 976 | \r |
977 | **/\r | |
978 | VOID\r | |
a88c3163 | 979 | EslUdp4TxComplete (\r |
d7ce7006 | 980 | IN EFI_EVENT Event,\r |
a88c3163 | 981 | IN ESL_IO_MGMT * pIo\r |
d7ce7006 | 982 | )\r |
983 | {\r | |
984 | UINT32 LengthInBytes;\r | |
a88c3163 | 985 | ESL_PORT * pPort;\r |
986 | ESL_PACKET * pPacket;\r | |
987 | ESL_SOCKET * pSocket;\r | |
d7ce7006 | 988 | EFI_STATUS Status;\r |
989 | \r | |
990 | DBG_ENTER ( );\r | |
991 | \r | |
992 | //\r | |
993 | // Locate the active transmit packet\r | |
994 | //\r | |
a88c3163 | 995 | pPacket = pIo->pPacket;\r |
996 | pPort = pIo->pPort;\r | |
d7ce7006 | 997 | pSocket = pPort->pSocket;\r |
a88c3163 | 998 | \r |
d7ce7006 | 999 | //\r |
a88c3163 | 1000 | // Get the transmit length and status\r |
d7ce7006 | 1001 | //\r |
d7ce7006 | 1002 | LengthInBytes = pPacket->Op.Udp4Tx.TxData.DataLength;\r |
1003 | pSocket->TxBytes -= LengthInBytes;\r | |
a88c3163 | 1004 | Status = pIo->Token.Udp4Tx.Status;\r |
1005 | \r | |
2dc09dd5 LL |
1006 | //\r |
1007 | // Ignore the transmit error\r | |
1008 | //\r | |
1009 | if ( EFI_ERROR ( Status )) {\r | |
1010 | DEBUG (( DEBUG_TX,\r | |
1011 | "0x%08x: Transmit completion error, Packet: 0x%08x, Status: %r\r\n",\r | |
1012 | pPort,\r | |
1013 | pPacket,\r | |
1014 | Status ));\r | |
1015 | Status = EFI_SUCCESS;\r | |
1016 | }\r | |
1017 | \r | |
d7ce7006 | 1018 | //\r |
a88c3163 | 1019 | // Complete the transmit operation\r |
d7ce7006 | 1020 | //\r |
a88c3163 | 1021 | EslSocketTxComplete ( pIo,\r |
1022 | LengthInBytes,\r | |
1023 | Status,\r | |
1024 | "UDP ",\r | |
1025 | &pSocket->pTxPacketListHead,\r | |
1026 | &pSocket->pTxPacketListTail,\r | |
1027 | &pPort->pTxActive,\r | |
1028 | &pPort->pTxFree );\r | |
d7ce7006 | 1029 | DBG_EXIT ( );\r |
1030 | }\r | |
1031 | \r | |
1032 | \r | |
2dc09dd5 LL |
1033 | /**\r |
1034 | Verify the adapter's IP address\r | |
1035 | \r | |
1036 | This support routine is called by EslSocketBindTest.\r | |
1037 | \r | |
1038 | @param [in] pPort Address of an ::ESL_PORT structure.\r | |
1039 | @param [in] pConfigData Address of the configuration data\r | |
1040 | \r | |
1041 | @retval EFI_SUCCESS - The IP address is valid\r | |
1042 | @retval EFI_NOT_STARTED - The IP address is invalid\r | |
1043 | \r | |
1044 | **/\r | |
1045 | EFI_STATUS\r | |
1046 | EslUdp4VerifyLocalIpAddress (\r | |
1047 | IN ESL_PORT * pPort,\r | |
1048 | IN EFI_UDP4_CONFIG_DATA * pConfigData\r | |
1049 | )\r | |
1050 | {\r | |
1051 | UINTN DataSize;\r | |
c581e503 | 1052 | EFI_IP4_CONFIG2_INTERFACE_INFO * pIfInfo;\r |
1053 | EFI_IP4_CONFIG2_PROTOCOL * pIpConfig2Protocol;\r | |
2dc09dd5 LL |
1054 | ESL_SERVICE * pService;\r |
1055 | EFI_STATUS Status;\r | |
1056 | \r | |
1057 | DBG_ENTER ( );\r | |
1058 | \r | |
1059 | //\r | |
1060 | // Use break instead of goto\r | |
1061 | //\r | |
c581e503 | 1062 | pIfInfo = NULL;\r |
2dc09dd5 LL |
1063 | for ( ; ; ) {\r |
1064 | //\r | |
1065 | // Determine if the IP address is specified\r | |
1066 | //\r | |
1067 | DEBUG (( DEBUG_BIND,\r | |
1068 | "UseDefaultAddress: %s\r\n",\r | |
1069 | pConfigData->UseDefaultAddress ? L"TRUE" : L"FALSE" ));\r | |
1070 | DEBUG (( DEBUG_BIND,\r | |
1071 | "Requested IP address: %d.%d.%d.%d\r\n",\r | |
1072 | pConfigData->StationAddress.Addr [ 0 ],\r | |
1073 | pConfigData->StationAddress.Addr [ 1 ],\r | |
1074 | pConfigData->StationAddress.Addr [ 2 ],\r | |
1075 | pConfigData->StationAddress.Addr [ 3 ]));\r | |
1076 | if ( pConfigData->UseDefaultAddress\r | |
1077 | || (( 0 == pConfigData->StationAddress.Addr [ 0 ])\r | |
1078 | && ( 0 == pConfigData->StationAddress.Addr [ 1 ])\r | |
1079 | && ( 0 == pConfigData->StationAddress.Addr [ 2 ])\r | |
1080 | && ( 0 == pConfigData->StationAddress.Addr [ 3 ])))\r | |
1081 | {\r | |
1082 | Status = EFI_SUCCESS;\r | |
1083 | break;\r | |
1084 | }\r | |
1085 | \r | |
1086 | //\r | |
1087 | // Open the configuration protocol\r | |
1088 | //\r | |
1089 | pService = pPort->pService;\r | |
c581e503 | 1090 | Status = gBS->OpenProtocol ( \r |
1091 | pService->Controller,\r | |
1092 | &gEfiIp4Config2ProtocolGuid,\r | |
1093 | (VOID **)&pIpConfig2Protocol,\r | |
1094 | NULL,\r | |
1095 | NULL,\r | |
1096 | EFI_OPEN_PROTOCOL_GET_PROTOCOL \r | |
1097 | );\r | |
2dc09dd5 LL |
1098 | if ( EFI_ERROR ( Status )) {\r |
1099 | DEBUG (( DEBUG_ERROR,\r | |
1100 | "ERROR - IP Configuration Protocol not available, Status: %r\r\n",\r | |
1101 | Status ));\r | |
1102 | break;\r | |
1103 | }\r | |
1104 | \r | |
1105 | //\r | |
c581e503 | 1106 | // Get the interface information size\r |
2dc09dd5 LL |
1107 | //\r |
1108 | DataSize = 0;\r | |
c581e503 | 1109 | Status = pIpConfig2Protocol->GetData ( \r |
1110 | pIpConfig2Protocol,\r | |
1111 | Ip4Config2DataTypeInterfaceInfo,\r | |
1112 | &DataSize,\r | |
1113 | NULL\r | |
1114 | );\r | |
2dc09dd5 LL |
1115 | if ( EFI_BUFFER_TOO_SMALL != Status ) {\r |
1116 | DEBUG (( DEBUG_ERROR,\r | |
c581e503 | 1117 | "ERROR - Failed to get the interface information size, Status: %r\r\n",\r |
2dc09dd5 LL |
1118 | Status ));\r |
1119 | break;\r | |
1120 | }\r | |
1121 | \r | |
1122 | //\r | |
c581e503 | 1123 | // Allocate the interface information buffer\r |
2dc09dd5 | 1124 | //\r |
c581e503 | 1125 | pIfInfo = AllocatePool ( DataSize );\r |
1126 | if ( NULL == pIfInfo ) {\r | |
2dc09dd5 | 1127 | DEBUG (( DEBUG_ERROR,\r |
c581e503 | 1128 | "ERROR - Not enough memory to allocate the interface information buffer!\r\n" ));\r |
2dc09dd5 LL |
1129 | Status = EFI_OUT_OF_RESOURCES;\r |
1130 | break;\r | |
1131 | }\r | |
1132 | \r | |
1133 | //\r | |
c581e503 | 1134 | // Get the interface info.\r |
2dc09dd5 | 1135 | //\r |
c581e503 | 1136 | Status = pIpConfig2Protocol->GetData ( \r |
1137 | pIpConfig2Protocol,\r | |
1138 | Ip4Config2DataTypeInterfaceInfo,\r | |
1139 | &DataSize,\r | |
1140 | pIfInfo\r | |
1141 | );\r | |
2dc09dd5 LL |
1142 | if ( EFI_ERROR ( Status )) {\r |
1143 | DEBUG (( DEBUG_ERROR,\r | |
c581e503 | 1144 | "ERROR - Failed to return the interface info, Status: %r\r\n",\r |
2dc09dd5 LL |
1145 | Status ));\r |
1146 | break;\r | |
1147 | }\r | |
1148 | \r | |
1149 | //\r | |
1150 | // Display the current configuration\r | |
1151 | //\r | |
1152 | DEBUG (( DEBUG_BIND,\r | |
1153 | "Actual adapter IP address: %d.%d.%d.%d\r\n",\r | |
c581e503 | 1154 | pIfInfo->StationAddress.Addr [ 0 ],\r |
1155 | pIfInfo->StationAddress.Addr [ 1 ],\r | |
1156 | pIfInfo->StationAddress.Addr [ 2 ],\r | |
1157 | pIfInfo->StationAddress.Addr [ 3 ]));\r | |
2dc09dd5 LL |
1158 | \r |
1159 | //\r | |
1160 | // Assume the port is not configured\r | |
1161 | //\r | |
1162 | Status = EFI_SUCCESS;\r | |
c581e503 | 1163 | if (( pConfigData->StationAddress.Addr [ 0 ] == pIfInfo->StationAddress.Addr [ 0 ])\r |
1164 | && ( pConfigData->StationAddress.Addr [ 1 ] == pIfInfo->StationAddress.Addr [ 1 ])\r | |
1165 | && ( pConfigData->StationAddress.Addr [ 2 ] == pIfInfo->StationAddress.Addr [ 2 ])\r | |
1166 | && ( pConfigData->StationAddress.Addr [ 3 ] == pIfInfo->StationAddress.Addr [ 3 ])) {\r | |
2dc09dd5 LL |
1167 | break;\r |
1168 | }\r | |
1169 | \r | |
1170 | //\r | |
1171 | // The IP address did not match\r | |
1172 | //\r | |
1173 | Status = EFI_NOT_STARTED;\r | |
1174 | break;\r | |
1175 | }\r | |
1176 | \r | |
1177 | //\r | |
1178 | // Free the buffer if necessary\r | |
1179 | //\r | |
c581e503 | 1180 | if ( NULL != pIfInfo ) {\r |
1181 | FreePool ( pIfInfo );\r | |
2dc09dd5 LL |
1182 | }\r |
1183 | \r | |
1184 | //\r | |
1185 | // Return the IP address status\r | |
1186 | //\r | |
1187 | DBG_EXIT_STATUS ( Status );\r | |
1188 | return Status;\r | |
1189 | }\r | |
1190 | \r | |
1191 | \r | |
d7ce7006 | 1192 | /**\r |
a88c3163 | 1193 | Interface between the socket layer and the network specific\r |
1194 | code that supports SOCK_DGRAM sockets over UDPv4.\r | |
1195 | **/\r | |
1196 | CONST ESL_PROTOCOL_API cEslUdp4Api = {\r | |
1197 | "UDPv4",\r | |
1198 | IPPROTO_UDP,\r | |
1199 | OFFSET_OF ( ESL_PORT, Context.Udp4.ConfigData ),\r | |
1200 | OFFSET_OF ( ESL_LAYER, pUdp4List ),\r | |
1201 | OFFSET_OF ( struct sockaddr_in, sin_zero ),\r | |
1202 | sizeof ( struct sockaddr_in ),\r | |
1203 | AF_INET,\r | |
1204 | sizeof (((ESL_PACKET *)0 )->Op.Udp4Rx ),\r | |
1205 | sizeof (((ESL_PACKET *)0 )->Op.Udp4Rx ),\r | |
1206 | OFFSET_OF ( ESL_IO_MGMT, Token.Udp4Rx.Packet.RxData ),\r | |
1207 | FALSE,\r | |
1208 | EADDRINUSE,\r | |
1209 | NULL, // Accept\r | |
1210 | NULL, // ConnectPoll\r | |
1211 | NULL, // ConnectStart\r | |
1212 | EslUdp4SocketIsConfigured,\r | |
1213 | EslUdp4LocalAddressGet,\r | |
1214 | EslUdp4LocalAddressSet,\r | |
1215 | NULL, // Listen\r | |
1216 | NULL, // OptionGet\r | |
1217 | NULL, // OptionSet\r | |
1218 | EslUdp4PacketFree,\r | |
1219 | EslUdp4PortAllocate,\r | |
1220 | NULL, // PortClose,\r | |
1221 | NULL, // PortCloseOp\r | |
1222 | TRUE,\r | |
1223 | EslUdp4Receive,\r | |
1224 | EslUdp4RemoteAddressGet,\r | |
1225 | EslUdp4RemoteAddressSet,\r | |
1226 | EslUdp4RxComplete,\r | |
1227 | NULL, // RxStart\r | |
1228 | EslUdp4TxBuffer,\r | |
1229 | EslUdp4TxComplete,\r | |
2dc09dd5 | 1230 | NULL, // TxOobComplete\r |
a93b0f45 | 1231 | (PFN_API_VERIFY_LOCAL_IP_ADDRESS)EslUdp4VerifyLocalIpAddress\r |
a88c3163 | 1232 | };\r |