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d7ce7006 | 1 | /** @file\r |
2 | Implement the TCP4 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 | |
a88c3163 | 13 | \r |
14 | \section ConnectionManagement Connection Management\r | |
15 | \r | |
16 | The ::EslTcp4Listen routine initially places the SOCK_STREAM or\r | |
17 | SOCK_SEQPACKET socket into a listen state. When a remote machine\r | |
18 | makes a connection to the socket, the TCPv4 network layer calls\r | |
19 | ::EslTcp4ListenComplete to complete the connection processing.\r | |
20 | EslTcp4ListenComplete manages the connections by placing them in\r | |
21 | FIFO order in a queue to be serviced by the application. When the\r | |
22 | number of connections exceeds the backlog (ESL_SOCKET::MaxFifoDepth),\r | |
23 | the new connection is closed. Eventually, the application indirectly\r | |
24 | calls ::EslTcp4Accept to remove the next connection from the queue\r | |
25 | and get the associated socket.\r | |
26 | \r | |
d7ce7006 | 27 | **/\r |
28 | \r | |
29 | #include "Socket.h"\r | |
30 | \r | |
31 | \r | |
a88c3163 | 32 | /**\r |
33 | Attempt to connect to a remote TCP port\r | |
34 | \r | |
35 | This routine starts the connection processing for a SOCK_STREAM\r | |
36 | or SOCK_SEQPAKCET socket using the TCPv4 network layer. It\r | |
37 | configures the local TCPv4 connection point and then attempts to\r | |
38 | connect to a remote system. Upon completion, the\r | |
39 | ::EslTcp4ConnectComplete routine gets called with the connection\r | |
40 | status.\r | |
41 | \r | |
42 | This routine is called by ::EslSocketConnect to initiate the TCPv4\r | |
43 | network specific connect operations. The connection processing is\r | |
44 | initiated by this routine and finished by ::EslTcp4ConnectComplete.\r | |
45 | This pair of routines walks through the list of local TCPv4\r | |
46 | connection points until a connection to the remote system is\r | |
47 | made.\r | |
48 | \r | |
49 | @param [in] pSocket Address of an ::ESL_SOCKET structure.\r | |
50 | \r | |
51 | @retval EFI_SUCCESS The connection was successfully established.\r | |
52 | @retval EFI_NOT_READY The connection is in progress, call this routine again.\r | |
53 | @retval Others The connection attempt failed.\r | |
54 | \r | |
55 | **/\r | |
56 | EFI_STATUS\r | |
57 | EslTcp4ConnectStart (\r | |
58 | IN ESL_SOCKET * pSocket\r | |
59 | );\r | |
60 | \r | |
61 | \r | |
62 | /**\r | |
63 | Process the connection attempt\r | |
64 | \r | |
65 | A system has initiated a connection attempt with a socket in the\r | |
66 | listen state. Attempt to complete the connection.\r | |
67 | \r | |
68 | The TCPv4 layer calls this routine when a connection is made to\r | |
69 | the socket in the listen state. See the\r | |
70 | \ref ConnectionManagement section.\r | |
71 | \r | |
72 | @param [in] Event The listen completion event\r | |
73 | \r | |
74 | @param [in] pPort Address of an ::ESL_PORT structure.\r | |
75 | \r | |
76 | **/\r | |
77 | VOID\r | |
78 | EslTcp4ListenComplete (\r | |
79 | IN EFI_EVENT Event,\r | |
80 | IN ESL_PORT * pPort\r | |
81 | );\r | |
82 | \r | |
83 | \r | |
d7ce7006 | 84 | /**\r |
85 | Accept a network connection.\r | |
86 | \r | |
a88c3163 | 87 | This routine waits for a network connection to the socket and\r |
88 | returns the remote network address to the caller if requested.\r | |
89 | \r | |
90 | This routine is called by ::EslSocketAccept to handle the TCPv4 protocol\r | |
91 | specific accept operations for SOCK_STREAM and SOCK_SEQPACKET sockets.\r | |
92 | See the \ref ConnectionManagement section.\r | |
d7ce7006 | 93 | \r |
a88c3163 | 94 | @param [in] pSocket Address of an ::ESL_SOCKET structure.\r |
d7ce7006 | 95 | \r |
96 | @param [in] pSockAddr Address of a buffer to receive the remote\r | |
97 | network address.\r | |
98 | \r | |
99 | @param [in, out] pSockAddrLength Length in bytes of the address buffer.\r | |
100 | On output specifies the length of the\r | |
101 | remote network address.\r | |
102 | \r | |
103 | @retval EFI_SUCCESS Remote address is available\r | |
104 | @retval Others Remote address not available\r | |
105 | \r | |
106 | **/\r | |
107 | EFI_STATUS\r | |
a88c3163 | 108 | EslTcp4Accept (\r |
109 | IN ESL_SOCKET * pSocket,\r | |
d7ce7006 | 110 | IN struct sockaddr * pSockAddr,\r |
111 | IN OUT socklen_t * pSockAddrLength\r | |
112 | )\r | |
113 | {\r | |
a88c3163 | 114 | ESL_PORT * pPort;\r |
d7ce7006 | 115 | struct sockaddr_in * pRemoteAddress;\r |
a88c3163 | 116 | ESL_TCP4_CONTEXT * pTcp4;\r |
d7ce7006 | 117 | UINT32 RemoteAddress;\r |
118 | EFI_STATUS Status;\r | |
119 | \r | |
120 | DBG_ENTER ( );\r | |
121 | \r | |
122 | //\r | |
123 | // Validate the socket length\r | |
124 | //\r | |
125 | pRemoteAddress = (struct sockaddr_in *) pSockAddr;\r | |
126 | if (( NULL == pSockAddrLength )\r | |
127 | || ( sizeof ( *pRemoteAddress ) > *pSockAddrLength )) {\r | |
128 | //\r | |
129 | // Invalid socket address\r | |
130 | //\r | |
131 | Status = EFI_INVALID_PARAMETER;\r | |
132 | pSocket->errno = EINVAL;\r | |
133 | DEBUG (( DEBUG_ACCEPT,\r | |
134 | "ERROR - Invalid address length\r\n" ));\r | |
135 | }\r | |
136 | else {\r | |
137 | //\r | |
138 | // Assume success\r | |
139 | //\r | |
140 | Status = EFI_SUCCESS;\r | |
141 | \r | |
142 | //\r | |
143 | // Locate the address context\r | |
144 | //\r | |
145 | pPort = pSocket->pPortList;\r | |
146 | pTcp4 = &pPort->Context.Tcp4;\r | |
147 | \r | |
148 | //\r | |
149 | // Fill-in the remote address structure\r | |
150 | //\r | |
151 | ZeroMem ( pRemoteAddress, sizeof ( *pRemoteAddress ));\r | |
152 | pRemoteAddress->sin_len = sizeof ( *pRemoteAddress );\r | |
153 | pRemoteAddress->sin_family = AF_INET;\r | |
154 | pRemoteAddress->sin_port = SwapBytes16 ( pTcp4->ConfigData.AccessPoint.RemotePort );\r | |
155 | RemoteAddress = pTcp4->ConfigData.AccessPoint.RemoteAddress.Addr[3];\r | |
156 | RemoteAddress <<= 8;\r | |
157 | RemoteAddress |= pTcp4->ConfigData.AccessPoint.RemoteAddress.Addr[2];\r | |
158 | RemoteAddress <<= 8;\r | |
159 | RemoteAddress |= pTcp4->ConfigData.AccessPoint.RemoteAddress.Addr[1];\r | |
160 | RemoteAddress <<= 8;\r | |
161 | RemoteAddress |= pTcp4->ConfigData.AccessPoint.RemoteAddress.Addr[0];\r | |
162 | pRemoteAddress->sin_addr.s_addr = RemoteAddress;\r | |
163 | }\r | |
164 | \r | |
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 | Process the remote connection completion event.\r |
d7ce7006 | 175 | \r |
a88c3163 | 176 | This routine handles the completion of a connection attempt. It\r |
177 | releases the port (TCPv4 adapter connection) in the case of an\r | |
d7ce7006 | 178 | error and start a connection attempt on the next port. If the\r |
a88c3163 | 179 | connection attempt was successful then this routine releases all\r |
180 | of the other ports.\r | |
d7ce7006 | 181 | \r |
a88c3163 | 182 | This routine is called by the TCPv4 layer when a connect request\r |
183 | completes. It sets the ESL_SOCKET::bConnected flag to notify the\r | |
184 | ::EslTcp4ConnectComplete routine that the connection is available.\r | |
185 | The flag is set when the connection is established or no more ports\r | |
186 | exist in the list. The connection status is passed via\r | |
187 | ESL_SOCKET::ConnectStatus.\r | |
d7ce7006 | 188 | \r |
a88c3163 | 189 | @param [in] Event The connect completion event\r |
190 | \r | |
191 | @param [in] pPort Address of an ::ESL_PORT structure.\r | |
d7ce7006 | 192 | \r |
193 | **/\r | |
194 | VOID\r | |
a88c3163 | 195 | EslTcp4ConnectComplete (\r |
d7ce7006 | 196 | IN EFI_EVENT Event,\r |
a88c3163 | 197 | IN ESL_PORT * pPort\r |
d7ce7006 | 198 | )\r |
199 | {\r | |
200 | BOOLEAN bRemoveFirstPort;\r | |
201 | BOOLEAN bRemovePorts;\r | |
a88c3163 | 202 | ESL_PORT * pNextPort;\r |
203 | ESL_SOCKET * pSocket;\r | |
204 | ESL_TCP4_CONTEXT * pTcp4;\r | |
d7ce7006 | 205 | EFI_STATUS Status;\r |
206 | \r | |
207 | DBG_ENTER ( );\r | |
208 | \r | |
209 | //\r | |
210 | // Locate the TCP context\r | |
211 | //\r | |
212 | pSocket = pPort->pSocket;\r | |
213 | pTcp4 = &pPort->Context.Tcp4;\r | |
214 | \r | |
215 | //\r | |
216 | // Get the connection status\r | |
217 | //\r | |
218 | bRemoveFirstPort = FALSE;\r | |
219 | bRemovePorts = FALSE;\r | |
220 | Status = pTcp4->ConnectToken.CompletionToken.Status;\r | |
221 | pSocket->ConnectStatus = Status;\r | |
222 | if ( !EFI_ERROR ( Status )) {\r | |
223 | //\r | |
224 | // The connection was successful\r | |
225 | //\r | |
226 | DEBUG (( DEBUG_CONNECT,\r | |
227 | "0x%08x: Port connected to %d.%d.%d.%d:%d\r\n",\r | |
228 | pPort,\r | |
a88c3163 | 229 | pTcp4->ConfigData.AccessPoint.RemoteAddress.Addr[0],\r |
230 | pTcp4->ConfigData.AccessPoint.RemoteAddress.Addr[1],\r | |
231 | pTcp4->ConfigData.AccessPoint.RemoteAddress.Addr[2],\r | |
232 | pTcp4->ConfigData.AccessPoint.RemoteAddress.Addr[3],\r | |
d7ce7006 | 233 | pTcp4->ConfigData.AccessPoint.RemotePort ));\r |
234 | \r | |
235 | //\r | |
236 | // Remove the rest of the ports\r | |
237 | //\r | |
238 | bRemovePorts = TRUE;\r | |
239 | }\r | |
240 | else {\r | |
241 | //\r | |
242 | // The connection failed\r | |
243 | //\r | |
244 | DEBUG (( DEBUG_CONNECT,\r | |
245 | "0x%08x: Port connection to %d.%d.%d.%d:%d failed, Status: %r\r\n",\r | |
246 | pPort,\r | |
a88c3163 | 247 | pTcp4->ConfigData.AccessPoint.RemoteAddress.Addr[0],\r |
248 | pTcp4->ConfigData.AccessPoint.RemoteAddress.Addr[1],\r | |
249 | pTcp4->ConfigData.AccessPoint.RemoteAddress.Addr[2],\r | |
250 | pTcp4->ConfigData.AccessPoint.RemoteAddress.Addr[3],\r | |
d7ce7006 | 251 | pTcp4->ConfigData.AccessPoint.RemotePort,\r |
252 | Status ));\r | |
253 | \r | |
254 | //\r | |
255 | // Close the current port\r | |
256 | //\r | |
a88c3163 | 257 | Status = EslSocketPortClose ( pPort );\r |
d7ce7006 | 258 | if ( !EFI_ERROR ( Status )) {\r |
259 | DEBUG (( DEBUG_CONNECT,\r | |
260 | "0x%08x: Port closed\r\n",\r | |
261 | pPort ));\r | |
262 | }\r | |
263 | else {\r | |
264 | DEBUG (( DEBUG_CONNECT,\r | |
265 | "ERROR - Failed to close port 0x%08x, Status: %r\r\n",\r | |
266 | pPort,\r | |
267 | Status ));\r | |
268 | }\r | |
269 | \r | |
270 | //\r | |
271 | // Try to connect using the next port\r | |
272 | //\r | |
a88c3163 | 273 | Status = EslTcp4ConnectStart ( pSocket );\r |
d7ce7006 | 274 | if ( EFI_NOT_READY != Status ) {\r |
275 | pSocket->ConnectStatus = Status;\r | |
276 | bRemoveFirstPort = TRUE;\r | |
277 | }\r | |
278 | }\r | |
279 | \r | |
280 | //\r | |
281 | // Remove the ports if necessary\r | |
282 | //\r | |
283 | if ( bRemoveFirstPort || bRemovePorts ) {\r | |
284 | //\r | |
285 | // Remove the first port if necessary\r | |
286 | //\r | |
287 | pPort = pSocket->pPortList;\r | |
288 | if (( !bRemoveFirstPort ) && ( NULL != pPort )) {\r | |
289 | pPort = pPort->pLinkSocket;\r | |
290 | }\r | |
291 | \r | |
292 | //\r | |
293 | // Remove the rest of the list\r | |
294 | //\r | |
295 | while ( NULL != pPort ) {\r | |
296 | pNextPort = pPort->pLinkSocket;\r | |
a88c3163 | 297 | EslSocketPortClose ( pPort );\r |
d7ce7006 | 298 | if ( !EFI_ERROR ( Status )) {\r |
299 | DEBUG (( DEBUG_CONNECT,\r | |
300 | "0x%08x: Port closed\r\n",\r | |
301 | pPort ));\r | |
302 | }\r | |
303 | else {\r | |
304 | DEBUG (( DEBUG_CONNECT,\r | |
305 | "ERROR - Failed to close port 0x%08x, Status: %r\r\n",\r | |
306 | pPort,\r | |
307 | Status ));\r | |
308 | }\r | |
309 | pPort = pNextPort;\r | |
310 | }\r | |
311 | \r | |
312 | //\r | |
313 | // Notify the poll routine\r | |
314 | //\r | |
315 | pSocket->bConnected = TRUE;\r | |
316 | }\r | |
317 | \r | |
318 | DBG_EXIT ( );\r | |
319 | }\r | |
320 | \r | |
321 | \r | |
322 | /**\r | |
323 | Poll for completion of the connection attempt.\r | |
324 | \r | |
a88c3163 | 325 | This routine polls the ESL_SOCKET::bConnected flag to determine\r |
326 | when the connection attempt is complete.\r | |
327 | \r | |
328 | This routine is called from ::EslSocketConnect to determine when\r | |
329 | the connection is complete. The ESL_SOCKET::bConnected flag is\r | |
330 | set by ::EslTcp4ConnectComplete when the TCPv4 layer establishes\r | |
331 | a connection or runs out of local network adapters. This routine\r | |
332 | gets the connection status from ESL_SOCKET::ConnectStatus.\r | |
d7ce7006 | 333 | \r |
a88c3163 | 334 | @param [in] pSocket Address of an ::ESL_SOCKET structure.\r |
d7ce7006 | 335 | \r |
336 | @retval EFI_SUCCESS The connection was successfully established.\r | |
337 | @retval EFI_NOT_READY The connection is in progress, call this routine again.\r | |
338 | @retval Others The connection attempt failed.\r | |
339 | \r | |
340 | **/\r | |
341 | EFI_STATUS\r | |
a88c3163 | 342 | EslTcp4ConnectPoll (\r |
343 | IN ESL_SOCKET * pSocket\r | |
d7ce7006 | 344 | )\r |
345 | {\r | |
346 | EFI_STATUS Status;\r | |
347 | \r | |
348 | DBG_ENTER ( );\r | |
349 | \r | |
350 | //\r | |
351 | // Determine if the connection is complete\r | |
352 | //\r | |
353 | if ( !pSocket->bConnected ) {\r | |
354 | //\r | |
355 | // Not connected\r | |
356 | //\r | |
357 | pSocket->errno = EAGAIN;\r | |
358 | Status = EFI_NOT_READY;\r | |
359 | }\r | |
360 | else {\r | |
361 | //\r | |
362 | // The connection processing is complete\r | |
363 | //\r | |
364 | pSocket->bConnected = FALSE;\r | |
365 | \r | |
366 | //\r | |
367 | // Translate the connection status\r | |
368 | //\r | |
369 | Status = pSocket->ConnectStatus;\r | |
370 | switch ( Status ) {\r | |
371 | default:\r | |
372 | case EFI_DEVICE_ERROR:\r | |
373 | pSocket->errno = EIO;\r | |
374 | break;\r | |
375 | \r | |
376 | case EFI_ABORTED:\r | |
377 | pSocket->errno = ECONNREFUSED;\r | |
378 | break;\r | |
379 | \r | |
380 | case EFI_INVALID_PARAMETER:\r | |
381 | pSocket->errno = EINVAL;\r | |
382 | break;\r | |
383 | \r | |
384 | case EFI_NO_MAPPING:\r | |
385 | case EFI_NO_RESPONSE:\r | |
386 | pSocket->errno = EHOSTUNREACH;\r | |
387 | break;\r | |
388 | \r | |
389 | case EFI_NO_MEDIA:\r | |
390 | pSocket->errno = ENETDOWN;\r | |
391 | break;\r | |
392 | \r | |
393 | case EFI_OUT_OF_RESOURCES:\r | |
394 | pSocket->errno = ENOMEM;\r | |
395 | break;\r | |
396 | \r | |
397 | case EFI_SUCCESS:\r | |
398 | pSocket->errno = 0;\r | |
399 | pSocket->bConfigured = TRUE;\r | |
400 | break;\r | |
401 | \r | |
402 | case EFI_TIMEOUT:\r | |
403 | pSocket->errno = ETIMEDOUT;\r | |
404 | break;\r | |
405 | \r | |
406 | case EFI_UNSUPPORTED:\r | |
407 | pSocket->errno = ENOTSUP;\r | |
408 | break;\r | |
409 | \r | |
410 | case 0x80000069:\r | |
411 | pSocket->errno = ECONNRESET;\r | |
412 | break;\r | |
413 | }\r | |
414 | }\r | |
415 | \r | |
416 | //\r | |
417 | // Return the initialization status\r | |
418 | //\r | |
419 | DBG_EXIT_STATUS ( Status );\r | |
420 | return Status;\r | |
421 | }\r | |
422 | \r | |
423 | \r | |
424 | /**\r | |
a88c3163 | 425 | Attempt to connect to a remote TCP port\r |
d7ce7006 | 426 | \r |
a88c3163 | 427 | This routine starts the connection processing for a SOCK_STREAM\r |
428 | or SOCK_SEQPAKCET socket using the TCPv4 network layer. It\r | |
429 | configures the local TCPv4 connection point and then attempts to\r | |
430 | connect to a remote system. Upon completion, the\r | |
431 | ::EslTcp4ConnectComplete routine gets called with the connection\r | |
432 | status.\r | |
d7ce7006 | 433 | \r |
a88c3163 | 434 | This routine is called by ::EslSocketConnect to initiate the TCPv4\r |
435 | network specific connect operations. The connection processing is\r | |
436 | initiated by this routine and finished by ::EslTcp4ConnectComplete.\r | |
437 | This pair of routines walks through the list of local TCPv4\r | |
438 | connection points until a connection to the remote system is\r | |
439 | made.\r | |
440 | \r | |
441 | @param [in] pSocket Address of an ::ESL_SOCKET structure.\r | |
d7ce7006 | 442 | \r |
d7ce7006 | 443 | @retval EFI_SUCCESS The connection was successfully established.\r |
444 | @retval EFI_NOT_READY The connection is in progress, call this routine again.\r | |
445 | @retval Others The connection attempt failed.\r | |
446 | \r | |
447 | **/\r | |
448 | EFI_STATUS\r | |
a88c3163 | 449 | EslTcp4ConnectStart (\r |
450 | IN ESL_SOCKET * pSocket\r | |
d7ce7006 | 451 | )\r |
452 | {\r | |
a88c3163 | 453 | ESL_PORT * pPort;\r |
454 | ESL_TCP4_CONTEXT * pTcp4;\r | |
455 | EFI_TCP4_PROTOCOL * pTcp4Protocol;\r | |
d6f19057 | 456 | EFI_SIMPLE_NETWORK_MODE SnpModeData;\r |
d7ce7006 | 457 | EFI_STATUS Status;\r |
458 | \r | |
459 | DBG_ENTER ( );\r | |
a88c3163 | 460 | \r |
d7ce7006 | 461 | //\r |
a88c3163 | 462 | // Determine if any more local adapters are available\r |
d7ce7006 | 463 | //\r |
a88c3163 | 464 | pPort = pSocket->pPortList;\r |
465 | if ( NULL != pPort ) {\r | |
d7ce7006 | 466 | //\r |
a88c3163 | 467 | // Configure the port\r |
d7ce7006 | 468 | //\r |
a88c3163 | 469 | pTcp4 = &pPort->Context.Tcp4;\r |
470 | pTcp4->ConfigData.AccessPoint.ActiveFlag = TRUE;\r | |
471 | pTcp4->ConfigData.TimeToLive = 255;\r | |
472 | pTcp4Protocol = pPort->pProtocol.TCPv4;\r | |
473 | Status = pTcp4Protocol->Configure ( pTcp4Protocol,\r | |
474 | &pTcp4->ConfigData );\r | |
475 | if ( EFI_ERROR ( Status )) {\r | |
476 | DEBUG (( DEBUG_CONNECT,\r | |
477 | "ERROR - Failed to configure the Tcp4 port, Status: %r\r\n",\r | |
478 | Status ));\r | |
479 | switch ( Status ) {\r | |
480 | case EFI_ACCESS_DENIED:\r | |
481 | pSocket->errno = EACCES;\r | |
482 | break;\r | |
483 | \r | |
484 | default:\r | |
485 | case EFI_DEVICE_ERROR:\r | |
486 | pSocket->errno = EIO;\r | |
487 | break;\r | |
488 | \r | |
489 | case EFI_INVALID_PARAMETER:\r | |
490 | pSocket->errno = EADDRNOTAVAIL;\r | |
491 | break;\r | |
492 | \r | |
493 | case EFI_NO_MAPPING:\r | |
494 | pSocket->errno = EAFNOSUPPORT;\r | |
495 | break;\r | |
496 | \r | |
497 | case EFI_OUT_OF_RESOURCES:\r | |
498 | pSocket->errno = ENOBUFS;\r | |
499 | break;\r | |
500 | \r | |
501 | case EFI_UNSUPPORTED:\r | |
502 | pSocket->errno = EOPNOTSUPP;\r | |
503 | break;\r | |
504 | }\r | |
d7ce7006 | 505 | }\r |
506 | else {\r | |
a88c3163 | 507 | DEBUG (( DEBUG_CONNECT,\r |
508 | "0x%08x: Port configured\r\n",\r | |
509 | pPort ));\r | |
510 | pPort->bConfigured = TRUE;\r | |
d7ce7006 | 511 | \r |
a88c3163 | 512 | //\r |
d6f19057 | 513 | // Verify the port connection\r |
a88c3163 | 514 | //\r |
d6f19057 | 515 | Status = pTcp4Protocol->GetModeData ( pTcp4Protocol,\r |
516 | NULL,\r | |
517 | NULL,\r | |
518 | NULL,\r | |
519 | NULL,\r | |
520 | &SnpModeData );\r | |
521 | if ( !EFI_ERROR ( Status )) {\r | |
522 | if ( SnpModeData.MediaPresentSupported\r | |
523 | && ( !SnpModeData.MediaPresent )) {\r | |
524 | //\r | |
525 | // Port is not connected to the network\r | |
526 | //\r | |
3a2fc878 | 527 | pTcp4->ConnectToken.CompletionToken.Status = EFI_NO_MEDIA;\r |
528 | \r | |
529 | //\r | |
530 | // Continue with the next port\r | |
531 | //\r | |
532 | gBS->CheckEvent ( pTcp4->ConnectToken.CompletionToken.Event );\r | |
533 | gBS->SignalEvent ( pTcp4->ConnectToken.CompletionToken.Event );\r | |
534 | \r | |
535 | //\r | |
536 | // Connection in progress\r | |
537 | //\r | |
538 | Status = EFI_SUCCESS;\r | |
d6f19057 | 539 | }\r |
540 | else {\r | |
541 | //\r | |
542 | // Attempt the connection to the remote system\r | |
543 | //\r | |
544 | Status = pTcp4Protocol->Connect ( pTcp4Protocol,\r | |
545 | &pTcp4->ConnectToken );\r | |
546 | }\r | |
547 | }\r | |
a88c3163 | 548 | if ( !EFI_ERROR ( Status )) {\r |
549 | //\r | |
550 | // Connection in progress\r | |
551 | //\r | |
552 | pSocket->errno = EINPROGRESS;\r | |
553 | Status = EFI_NOT_READY;\r | |
554 | DEBUG (( DEBUG_CONNECT,\r | |
555 | "0x%08x: Port attempting connection to %d.%d.%d.%d:%d\r\n",\r | |
556 | pPort,\r | |
557 | pTcp4->ConfigData.AccessPoint.RemoteAddress.Addr[0],\r | |
558 | pTcp4->ConfigData.AccessPoint.RemoteAddress.Addr[1],\r | |
559 | pTcp4->ConfigData.AccessPoint.RemoteAddress.Addr[2],\r | |
560 | pTcp4->ConfigData.AccessPoint.RemoteAddress.Addr[3],\r | |
561 | pTcp4->ConfigData.AccessPoint.RemotePort ));\r | |
562 | }\r | |
563 | else {\r | |
564 | //\r | |
565 | // Connection error\r | |
566 | //\r | |
567 | DEBUG (( DEBUG_CONNECT,\r | |
568 | "ERROR - Port 0x%08x not connected, Status: %r\r\n",\r | |
569 | pPort,\r | |
570 | Status ));\r | |
571 | //\r | |
572 | // Determine the errno value\r | |
573 | //\r | |
574 | switch ( Status ) {\r | |
575 | default:\r | |
576 | pSocket->errno = EIO;\r | |
577 | break;\r | |
d7ce7006 | 578 | \r |
a88c3163 | 579 | case EFI_OUT_OF_RESOURCES:\r |
580 | pSocket->errno = ENOBUFS;\r | |
581 | break;\r | |
d7ce7006 | 582 | \r |
a88c3163 | 583 | case EFI_TIMEOUT:\r |
584 | pSocket->errno = ETIMEDOUT;\r | |
585 | break;\r | |
d7ce7006 | 586 | \r |
d6f19057 | 587 | case EFI_NO_MEDIA:\r |
a88c3163 | 588 | case EFI_NETWORK_UNREACHABLE:\r |
589 | pSocket->errno = ENETDOWN;\r | |
590 | break;\r | |
d7ce7006 | 591 | \r |
a88c3163 | 592 | case EFI_HOST_UNREACHABLE:\r |
593 | pSocket->errno = EHOSTUNREACH;\r | |
594 | break;\r | |
d7ce7006 | 595 | \r |
a88c3163 | 596 | case EFI_PORT_UNREACHABLE:\r |
597 | case EFI_PROTOCOL_UNREACHABLE:\r | |
598 | case EFI_CONNECTION_REFUSED:\r | |
599 | pSocket->errno = ECONNREFUSED;\r | |
600 | break;\r | |
d7ce7006 | 601 | \r |
a88c3163 | 602 | case EFI_CONNECTION_RESET:\r |
603 | pSocket->errno = ECONNRESET;\r | |
604 | break;\r | |
605 | }\r | |
606 | }\r | |
d7ce7006 | 607 | }\r |
608 | }\r | |
609 | else {\r | |
a88c3163 | 610 | //\r |
611 | // No more local adapters available\r | |
612 | //\r | |
613 | pSocket->errno = ENETUNREACH;\r | |
614 | Status = EFI_NO_RESPONSE;\r | |
d7ce7006 | 615 | }\r |
a88c3163 | 616 | \r |
d7ce7006 | 617 | //\r |
618 | // Return the operation status\r | |
619 | //\r | |
620 | DBG_EXIT_STATUS ( Status );\r | |
621 | return Status;\r | |
622 | }\r | |
623 | \r | |
624 | \r | |
625 | /**\r | |
626 | Establish the known port to listen for network connections.\r | |
627 | \r | |
a88c3163 | 628 | This routine places the port into a state that enables connection\r |
629 | attempts.\r | |
630 | \r | |
631 | This routine is called by ::EslSocketListen to handle the network\r | |
632 | specifics of the listen operation for SOCK_STREAM and SOCK_SEQPACKET\r | |
633 | sockets. See the \ref ConnectionManagement section.\r | |
d7ce7006 | 634 | \r |
a88c3163 | 635 | @param [in] pSocket Address of an ::ESL_SOCKET structure.\r |
d7ce7006 | 636 | \r |
637 | @retval EFI_SUCCESS - Socket successfully created\r | |
638 | @retval Other - Failed to enable the socket for listen\r | |
639 | \r | |
640 | **/\r | |
641 | EFI_STATUS\r | |
a88c3163 | 642 | EslTcp4Listen (\r |
643 | IN ESL_SOCKET * pSocket\r | |
d7ce7006 | 644 | )\r |
645 | {\r | |
a88c3163 | 646 | ESL_PORT * pNextPort;\r |
647 | ESL_PORT * pPort;\r | |
648 | ESL_TCP4_CONTEXT * pTcp4;\r | |
d7ce7006 | 649 | EFI_TCP4_PROTOCOL * pTcp4Protocol;\r |
650 | EFI_STATUS Status;\r | |
651 | \r | |
652 | DBG_ENTER ( );\r | |
653 | \r | |
654 | //\r | |
655 | // Verify the socket layer synchronization\r | |
656 | //\r | |
657 | VERIFY_TPL ( TPL_SOCKETS );\r | |
658 | \r | |
659 | //\r | |
660 | // Use for/break instead of goto\r | |
661 | //\r | |
662 | for ( ; ; ) {\r | |
663 | //\r | |
664 | // Assume no ports are available\r | |
665 | //\r | |
666 | pSocket->errno = EOPNOTSUPP;\r | |
667 | Status = EFI_NOT_READY;\r | |
668 | \r | |
669 | //\r | |
670 | // Walk the list of ports\r | |
671 | //\r | |
672 | pPort = pSocket->pPortList;\r | |
673 | while ( NULL != pPort ) {\r | |
674 | //\r | |
675 | // Assume success\r | |
676 | //\r | |
677 | pSocket->errno = 0;\r | |
678 | \r | |
679 | //\r | |
680 | // Use for/break insteak of goto\r | |
681 | //\r | |
682 | for ( ; ; ) {\r | |
683 | //\r | |
684 | // Create the listen completion event\r | |
685 | //\r | |
686 | pTcp4 = &pPort->Context.Tcp4;\r | |
687 | Status = gBS->CreateEvent ( EVT_NOTIFY_SIGNAL,\r | |
688 | TPL_SOCKETS,\r | |
a88c3163 | 689 | (EFI_EVENT_NOTIFY)EslTcp4ListenComplete,\r |
d7ce7006 | 690 | pPort,\r |
691 | &pTcp4->ListenToken.CompletionToken.Event );\r | |
692 | if ( EFI_ERROR ( Status )) {\r | |
693 | DEBUG (( DEBUG_ERROR | DEBUG_LISTEN,\r | |
694 | "ERROR - Failed to create the listen completion event, Status: %r\r\n",\r | |
695 | Status ));\r | |
696 | pSocket->errno = ENOMEM;\r | |
697 | break;\r | |
698 | }\r | |
699 | DEBUG (( DEBUG_POOL,\r | |
700 | "0x%08x: Created listen completion event\r\n",\r | |
701 | pTcp4->ListenToken.CompletionToken.Event ));\r | |
702 | \r | |
703 | //\r | |
704 | // Configure the port\r | |
705 | //\r | |
a88c3163 | 706 | pTcp4Protocol = pPort->pProtocol.TCPv4;\r |
d7ce7006 | 707 | Status = pTcp4Protocol->Configure ( pTcp4Protocol,\r |
708 | &pTcp4->ConfigData );\r | |
709 | if ( EFI_ERROR ( Status )) {\r | |
710 | DEBUG (( DEBUG_LISTEN,\r | |
711 | "ERROR - Failed to configure the Tcp4 port, Status: %r\r\n",\r | |
712 | Status ));\r | |
713 | switch ( Status ) {\r | |
714 | case EFI_ACCESS_DENIED:\r | |
715 | pSocket->errno = EACCES;\r | |
716 | break;\r | |
717 | \r | |
718 | default:\r | |
719 | case EFI_DEVICE_ERROR:\r | |
720 | pSocket->errno = EIO;\r | |
721 | break;\r | |
722 | \r | |
723 | case EFI_INVALID_PARAMETER:\r | |
724 | pSocket->errno = EADDRNOTAVAIL;\r | |
725 | break;\r | |
726 | \r | |
727 | case EFI_NO_MAPPING:\r | |
728 | pSocket->errno = EAFNOSUPPORT;\r | |
729 | break;\r | |
730 | \r | |
731 | case EFI_OUT_OF_RESOURCES:\r | |
732 | pSocket->errno = ENOBUFS;\r | |
733 | break;\r | |
734 | \r | |
735 | case EFI_UNSUPPORTED:\r | |
736 | pSocket->errno = EOPNOTSUPP;\r | |
737 | break;\r | |
738 | }\r | |
739 | break;\r | |
740 | }\r | |
741 | DEBUG (( DEBUG_LISTEN,\r | |
742 | "0x%08x: Port configured\r\n",\r | |
743 | pPort ));\r | |
a88c3163 | 744 | pPort->bConfigured = TRUE;\r |
d7ce7006 | 745 | \r |
746 | //\r | |
747 | // Start the listen operation on the port\r | |
748 | //\r | |
749 | Status = pTcp4Protocol->Accept ( pTcp4Protocol,\r | |
750 | &pTcp4->ListenToken );\r | |
751 | if ( EFI_ERROR ( Status )) {\r | |
752 | DEBUG (( DEBUG_LISTEN,\r | |
753 | "ERROR - Failed Tcp4 accept, Status: %r\r\n",\r | |
754 | Status ));\r | |
755 | switch ( Status ) {\r | |
756 | case EFI_ACCESS_DENIED:\r | |
757 | pSocket->errno = EACCES;\r | |
758 | break;\r | |
759 | \r | |
760 | default:\r | |
761 | case EFI_DEVICE_ERROR:\r | |
762 | pSocket->errno = EIO;\r | |
763 | break;\r | |
764 | \r | |
765 | case EFI_INVALID_PARAMETER:\r | |
766 | pSocket->errno = EADDRNOTAVAIL;\r | |
767 | break;\r | |
768 | \r | |
769 | case EFI_NOT_STARTED:\r | |
770 | pSocket->errno = ENETDOWN;\r | |
771 | break;\r | |
772 | \r | |
773 | case EFI_OUT_OF_RESOURCES:\r | |
774 | pSocket->errno = ENOBUFS;\r | |
775 | break;\r | |
776 | }\r | |
777 | break;\r | |
778 | }\r | |
779 | DEBUG (( DEBUG_LISTEN,\r | |
780 | "0x%08x: Listen pending on Port\r\n",\r | |
781 | pPort ));\r | |
782 | \r | |
783 | //\r | |
784 | // Listen is pending on this port\r | |
785 | //\r | |
786 | break;\r | |
787 | }\r | |
788 | \r | |
789 | //\r | |
790 | // Get the next port\r | |
791 | //\r | |
792 | pNextPort = pPort->pLinkSocket;\r | |
793 | \r | |
794 | //\r | |
795 | // Close the port upon error\r | |
796 | //\r | |
a88c3163 | 797 | if ( EFI_ERROR ( Status )) {\r |
798 | EslSocketPortCloseStart ( pPort, TRUE, DEBUG_LISTEN );\r | |
d7ce7006 | 799 | }\r |
800 | \r | |
801 | //\r | |
802 | // Set the next port\r | |
803 | //\r | |
804 | pPort = pNextPort;\r | |
805 | }\r | |
806 | \r | |
807 | //\r | |
808 | // Determine if any ports are in the listen state\r | |
809 | //\r | |
810 | if ( NULL == pSocket->pPortList ) {\r | |
811 | //\r | |
812 | // No ports in the listen state\r | |
813 | //\r | |
814 | pSocket->MaxFifoDepth = 0;\r | |
815 | \r | |
816 | //\r | |
817 | // Return the last error detected\r | |
818 | //\r | |
819 | break;\r | |
820 | }\r | |
821 | \r | |
822 | //\r | |
823 | // Mark the socket as configured\r | |
824 | //\r | |
825 | pSocket->bConfigured = TRUE;\r | |
826 | \r | |
827 | //\r | |
828 | // All done\r | |
829 | //\r | |
830 | DEBUG (( DEBUG_LISTEN,\r | |
831 | "0x%08x: pSocket - Listen pending on socket\r\n",\r | |
832 | pSocket ));\r | |
833 | break;\r | |
834 | }\r | |
835 | \r | |
836 | //\r | |
837 | // Return the operation status\r | |
838 | //\r | |
839 | DBG_EXIT_STATUS ( Status );\r | |
840 | return Status;\r | |
841 | }\r | |
842 | \r | |
843 | \r | |
844 | /**\r | |
845 | Process the connection attempt\r | |
846 | \r | |
847 | A system has initiated a connection attempt with a socket in the\r | |
848 | listen state. Attempt to complete the connection.\r | |
849 | \r | |
a88c3163 | 850 | The TCPv4 layer calls this routine when a connection is made to\r |
851 | the socket in the listen state. See the\r | |
852 | \ref ConnectionManagement section.\r | |
853 | \r | |
854 | @param [in] Event The listen completion event\r | |
d7ce7006 | 855 | \r |
a88c3163 | 856 | @param [in] pPort Address of an ::ESL_PORT structure.\r |
d7ce7006 | 857 | \r |
858 | **/\r | |
859 | VOID\r | |
a88c3163 | 860 | EslTcp4ListenComplete (\r |
d7ce7006 | 861 | IN EFI_EVENT Event,\r |
a88c3163 | 862 | IN ESL_PORT * pPort\r |
d7ce7006 | 863 | )\r |
864 | {\r | |
865 | EFI_HANDLE ChildHandle;\r | |
a88c3163 | 866 | struct sockaddr_in LocalAddress;\r |
d7ce7006 | 867 | EFI_TCP4_CONFIG_DATA * pConfigData;\r |
a88c3163 | 868 | ESL_LAYER * pLayer;\r |
869 | ESL_PORT * pNewPort;\r | |
870 | ESL_SOCKET * pNewSocket;\r | |
871 | ESL_SOCKET * pSocket;\r | |
872 | ESL_TCP4_CONTEXT * pTcp4;\r | |
d7ce7006 | 873 | EFI_TCP4_PROTOCOL * pTcp4Protocol;\r |
874 | EFI_STATUS Status;\r | |
875 | EFI_HANDLE TcpPortHandle;\r | |
876 | EFI_STATUS TempStatus;\r | |
877 | \r | |
878 | DBG_ENTER ( );\r | |
a88c3163 | 879 | VERIFY_AT_TPL ( TPL_SOCKETS );\r |
d7ce7006 | 880 | \r |
881 | //\r | |
882 | // Assume success\r | |
883 | //\r | |
884 | Status = EFI_SUCCESS;\r | |
885 | \r | |
886 | //\r | |
887 | // Determine if this connection fits into the connection FIFO\r | |
888 | //\r | |
889 | pSocket = pPort->pSocket;\r | |
890 | TcpPortHandle = pPort->Context.Tcp4.ListenToken.NewChildHandle;\r | |
891 | if (( SOCKET_STATE_LISTENING == pSocket->State )\r | |
892 | && ( pSocket->MaxFifoDepth > pSocket->FifoDepth )) {\r | |
893 | //\r | |
894 | // Allocate a socket for this connection\r | |
895 | //\r | |
896 | ChildHandle = NULL;\r | |
897 | pLayer = &mEslLayer;\r | |
898 | Status = EslSocketAllocate ( &ChildHandle,\r | |
899 | DEBUG_CONNECTION,\r | |
900 | &pNewSocket );\r | |
901 | if ( !EFI_ERROR ( Status )) {\r | |
902 | //\r | |
903 | // Clone the socket parameters\r | |
904 | //\r | |
a88c3163 | 905 | pNewSocket->pApi = pSocket->pApi;\r |
d7ce7006 | 906 | pNewSocket->Domain = pSocket->Domain;\r |
907 | pNewSocket->Protocol = pSocket->Protocol;\r | |
908 | pNewSocket->Type = pSocket->Type;\r | |
909 | \r | |
910 | //\r | |
a88c3163 | 911 | // Build the local address\r |
d7ce7006 | 912 | //\r |
913 | pTcp4 = &pPort->Context.Tcp4;\r | |
a88c3163 | 914 | LocalAddress.sin_len = (uint8_t)pNewSocket->pApi->MinimumAddressLength;\r |
915 | LocalAddress.sin_family = AF_INET;\r | |
916 | LocalAddress.sin_port = 0;\r | |
917 | LocalAddress.sin_addr.s_addr = *(UINT32 *)&pTcp4->ConfigData.AccessPoint.StationAddress.Addr[0];\r | |
918 | \r | |
919 | //\r | |
920 | // Allocate a port for this connection\r | |
921 | // Note in this instance Configure may not be called with NULL!\r | |
922 | //\r | |
923 | Status = EslSocketPortAllocate ( pNewSocket,\r | |
924 | pPort->pService,\r | |
925 | TcpPortHandle,\r | |
926 | (struct sockaddr *)&LocalAddress,\r | |
927 | FALSE,\r | |
928 | DEBUG_CONNECTION,\r | |
929 | &pNewPort );\r | |
d7ce7006 | 930 | if ( !EFI_ERROR ( Status )) {\r |
931 | //\r | |
932 | // Restart the listen operation on the port\r | |
933 | //\r | |
a88c3163 | 934 | pTcp4Protocol = pPort->pProtocol.TCPv4;\r |
d7ce7006 | 935 | Status = pTcp4Protocol->Accept ( pTcp4Protocol,\r |
936 | &pTcp4->ListenToken );\r | |
937 | \r | |
938 | //\r | |
939 | // Close the TCP port using SocketClose\r | |
940 | //\r | |
941 | TcpPortHandle = NULL;\r | |
942 | pTcp4 = &pNewPort->Context.Tcp4;\r | |
d7ce7006 | 943 | \r |
944 | //\r | |
945 | // Check for an accept call error\r | |
946 | //\r | |
947 | if ( !EFI_ERROR ( Status )) {\r | |
948 | //\r | |
949 | // Get the port configuration\r | |
950 | //\r | |
a88c3163 | 951 | pNewPort->bConfigured = TRUE;\r |
d7ce7006 | 952 | pConfigData = &pTcp4->ConfigData;\r |
953 | pConfigData->ControlOption = &pTcp4->Option;\r | |
a88c3163 | 954 | pTcp4Protocol = pNewPort->pProtocol.TCPv4;\r |
d7ce7006 | 955 | Status = pTcp4Protocol->GetModeData ( pTcp4Protocol,\r |
956 | NULL,\r | |
957 | pConfigData,\r | |
958 | NULL,\r | |
959 | NULL,\r | |
960 | NULL );\r | |
961 | if ( !EFI_ERROR ( Status )) {\r | |
962 | //\r | |
963 | // Add the new socket to the connection FIFO\r | |
964 | //\r | |
965 | if ( NULL == pSocket->pFifoTail ) {\r | |
966 | //\r | |
967 | // First connection\r | |
968 | //\r | |
969 | pSocket->pFifoHead = pNewSocket;\r | |
970 | }\r | |
971 | else {\r | |
972 | //\r | |
973 | // Add to end of list.\r | |
974 | //\r | |
975 | pSocket->pFifoTail->pNextConnection = pNewSocket;\r | |
976 | }\r | |
977 | pSocket->pFifoTail = pNewSocket;\r | |
978 | pSocket->FifoDepth += 1;\r | |
979 | \r | |
980 | //\r | |
981 | // Update the socket state\r | |
982 | //\r | |
983 | pNewSocket->State = SOCKET_STATE_IN_FIFO;\r | |
984 | \r | |
985 | //\r | |
986 | // Log the connection\r | |
987 | //\r | |
988 | DEBUG (( DEBUG_CONNECTION | DEBUG_INFO,\r | |
989 | "0x%08x: Socket on port %d.%d.%d.%d:%d connected to %d.%d.%d.%d:%d\r\n",\r | |
990 | pNewSocket,\r | |
991 | pConfigData->AccessPoint.StationAddress.Addr[0],\r | |
992 | pConfigData->AccessPoint.StationAddress.Addr[1],\r | |
993 | pConfigData->AccessPoint.StationAddress.Addr[2],\r | |
994 | pConfigData->AccessPoint.StationAddress.Addr[3],\r | |
995 | pConfigData->AccessPoint.StationPort,\r | |
996 | pConfigData->AccessPoint.RemoteAddress.Addr[0],\r | |
997 | pConfigData->AccessPoint.RemoteAddress.Addr[1],\r | |
998 | pConfigData->AccessPoint.RemoteAddress.Addr[2],\r | |
999 | pConfigData->AccessPoint.RemoteAddress.Addr[3],\r | |
1000 | pConfigData->AccessPoint.RemotePort ));\r | |
1001 | DEBUG (( DEBUG_CONNECTION | DEBUG_INFO,\r | |
1002 | "0x%08x: Listen socket adding socket 0x%08x to FIFO, depth: %d\r\n",\r | |
1003 | pSocket,\r | |
1004 | pNewSocket,\r | |
1005 | pSocket->FifoDepth ));\r | |
1006 | \r | |
1007 | //\r | |
1008 | // Start the receive operation\r | |
1009 | //\r | |
a88c3163 | 1010 | EslSocketRxStart ( pNewPort );\r |
d7ce7006 | 1011 | }\r |
1012 | else {\r | |
1013 | DEBUG (( DEBUG_ERROR | DEBUG_CONNECTION | DEBUG_INFO,\r | |
1014 | "ERROR - GetModeData failed on port 0x%08x, Status: %r\r\n",\r | |
1015 | pNewPort,\r | |
1016 | Status ));\r | |
1017 | }\r | |
1018 | }\r | |
1019 | else {\r | |
1020 | //\r | |
1021 | // The listen failed on this port\r | |
1022 | //\r | |
1023 | DEBUG (( DEBUG_LISTEN | DEBUG_INFO,\r | |
1024 | "ERROR - Listen failed on port 0x%08x, Status: %r\r\n",\r | |
1025 | pPort,\r | |
1026 | Status ));\r | |
1027 | \r | |
1028 | //\r | |
1029 | // Close the listening port\r | |
1030 | //\r | |
a88c3163 | 1031 | EslSocketPortCloseStart ( pPort, TRUE, DEBUG_LISTEN );\r |
d7ce7006 | 1032 | }\r |
1033 | }\r | |
1034 | \r | |
1035 | //\r | |
1036 | // Done with the socket if necessary\r | |
1037 | //\r | |
1038 | if ( EFI_ERROR ( Status )) {\r | |
1039 | TempStatus = EslSocketCloseStart ( &pNewSocket->SocketProtocol,\r | |
1040 | TRUE,\r | |
1041 | &pSocket->errno );\r | |
1042 | ASSERT ( EFI_SUCCESS == TempStatus );\r | |
1043 | }\r | |
1044 | }\r | |
1045 | }\r | |
1046 | else {\r | |
1047 | DEBUG (( DEBUG_CONNECTION,\r | |
1048 | "0x%08x: Socket FIFO full, connection refused\r\n",\r | |
1049 | pSocket ));\r | |
1050 | \r | |
1051 | //\r | |
1052 | // The FIFO is full or the socket is in the wrong state\r | |
1053 | //\r | |
1054 | Status = EFI_BUFFER_TOO_SMALL;\r | |
1055 | }\r | |
1056 | \r | |
1057 | //\r | |
1058 | // Close the connection if necessary\r | |
1059 | //\r | |
1060 | if (( EFI_ERROR ( Status ))\r | |
1061 | && ( NULL == TcpPortHandle )) {\r | |
1062 | //\r | |
1063 | // TODO: Finish this code path\r | |
1064 | // The new connection does not fit into the connection FIFO\r | |
1065 | //\r | |
1066 | // Process:\r | |
1067 | // Call close\r | |
1068 | // Release the resources\r | |
1069 | \r | |
1070 | }\r | |
1071 | \r | |
1072 | DBG_EXIT ( );\r | |
1073 | }\r | |
1074 | \r | |
1075 | \r | |
1076 | /**\r | |
a88c3163 | 1077 | Get the local socket address.\r |
d7ce7006 | 1078 | \r |
a88c3163 | 1079 | This routine returns the IPv4 address and TCP port number associated\r |
1080 | with the local socket.\r | |
d7ce7006 | 1081 | \r |
a88c3163 | 1082 | This routine is called by ::EslSocketGetLocalAddress to determine the\r |
1083 | network address for the SOCK_STREAM or SOCK_SEQPACKET socket.\r | |
1084 | \r | |
1085 | @param [in] pPort Address of an ::ESL_PORT structure.\r | |
1086 | \r | |
1087 | @param [out] pSockAddr Network address to receive the local system address\r | |
1088 | \r | |
1089 | **/\r | |
1090 | VOID\r | |
1091 | EslTcp4LocalAddressGet (\r | |
1092 | IN ESL_PORT * pPort,\r | |
1093 | OUT struct sockaddr * pSockAddr\r | |
1094 | )\r | |
1095 | {\r | |
1096 | struct sockaddr_in * pLocalAddress;\r | |
1097 | ESL_TCP4_CONTEXT * pTcp4;\r | |
1098 | \r | |
1099 | DBG_ENTER ( );\r | |
1100 | \r | |
1101 | //\r | |
1102 | // Return the local address\r | |
1103 | //\r | |
1104 | pTcp4 = &pPort->Context.Tcp4;\r | |
1105 | pLocalAddress = (struct sockaddr_in *)pSockAddr;\r | |
1106 | pLocalAddress->sin_family = AF_INET;\r | |
1107 | pLocalAddress->sin_port = SwapBytes16 ( pTcp4->ConfigData.AccessPoint.StationPort );\r | |
1108 | CopyMem ( &pLocalAddress->sin_addr,\r | |
1109 | &pTcp4->ConfigData.AccessPoint.StationAddress.Addr[0],\r | |
1110 | sizeof ( pLocalAddress->sin_addr ));\r | |
1111 | \r | |
1112 | DBG_EXIT ( );\r | |
1113 | }\r | |
1114 | \r | |
1115 | \r | |
1116 | /**\r | |
1117 | Set the local port address.\r | |
1118 | \r | |
1119 | This routine sets the local port address.\r | |
1120 | \r | |
1121 | This support routine is called by ::EslSocketPortAllocate.\r | |
1122 | \r | |
1123 | @param [in] pPort Address of an ESL_PORT structure\r | |
1124 | @param [in] pSockAddr Address of a sockaddr structure that contains the\r | |
1125 | connection point on the local machine. An IPv4 address\r | |
1126 | of INADDR_ANY specifies that the connection is made to\r | |
1127 | all of the network stacks on the platform. Specifying a\r | |
1128 | specific IPv4 address restricts the connection to the\r | |
1129 | network stack supporting that address. Specifying zero\r | |
1130 | for the port causes the network layer to assign a port\r | |
1131 | number from the dynamic range. Specifying a specific\r | |
1132 | port number causes the network layer to use that port.\r | |
1133 | \r | |
1134 | @param [in] bBindTest TRUE = run bind testing\r | |
1135 | \r | |
1136 | @retval EFI_SUCCESS The operation was successful\r | |
d7ce7006 | 1137 | \r |
1138 | **/\r | |
1139 | EFI_STATUS\r | |
a88c3163 | 1140 | EslTcp4LocalAddressSet (\r |
1141 | IN ESL_PORT * pPort,\r | |
1142 | IN CONST struct sockaddr * pSockAddr,\r | |
1143 | IN BOOLEAN bBindTest\r | |
d7ce7006 | 1144 | )\r |
1145 | {\r | |
d7ce7006 | 1146 | EFI_TCP4_ACCESS_POINT * pAccessPoint;\r |
a88c3163 | 1147 | CONST struct sockaddr_in * pIpAddress;\r |
1148 | CONST UINT8 * pIpv4Address;\r | |
d7ce7006 | 1149 | EFI_STATUS Status;\r |
1150 | \r | |
1151 | DBG_ENTER ( );\r | |
1152 | \r | |
1153 | //\r | |
a88c3163 | 1154 | // Validate the address\r |
1155 | //\r | |
1156 | pIpAddress = (struct sockaddr_in *)pSockAddr;\r | |
1157 | if ( INADDR_BROADCAST == pIpAddress->sin_addr.s_addr ) {\r | |
d7ce7006 | 1158 | //\r |
a88c3163 | 1159 | // The local address must not be the broadcast address\r |
d7ce7006 | 1160 | //\r |
a88c3163 | 1161 | Status = EFI_INVALID_PARAMETER;\r |
1162 | pPort->pSocket->errno = EADDRNOTAVAIL;\r | |
1163 | }\r | |
1164 | else {\r | |
d7ce7006 | 1165 | //\r |
a88c3163 | 1166 | // Set the local address\r |
d7ce7006 | 1167 | //\r |
a88c3163 | 1168 | pIpv4Address = (UINT8 *)&pIpAddress->sin_addr.s_addr;\r |
1169 | pAccessPoint = &pPort->Context.Tcp4.ConfigData.AccessPoint;\r | |
1170 | pAccessPoint->StationAddress.Addr[0] = pIpv4Address[0];\r | |
1171 | pAccessPoint->StationAddress.Addr[1] = pIpv4Address[1];\r | |
1172 | pAccessPoint->StationAddress.Addr[2] = pIpv4Address[2];\r | |
1173 | pAccessPoint->StationAddress.Addr[3] = pIpv4Address[3];\r | |
d7ce7006 | 1174 | \r |
1175 | //\r | |
a88c3163 | 1176 | // Determine if the default address is used\r |
d7ce7006 | 1177 | //\r |
a88c3163 | 1178 | pAccessPoint->UseDefaultAddress = (BOOLEAN)( 0 == pIpAddress->sin_addr.s_addr );\r |
1179 | \r | |
d7ce7006 | 1180 | //\r |
a88c3163 | 1181 | // Set the subnet mask\r |
d7ce7006 | 1182 | //\r |
a88c3163 | 1183 | if ( pAccessPoint->UseDefaultAddress ) {\r |
1184 | pAccessPoint->SubnetMask.Addr[0] = 0;\r | |
1185 | pAccessPoint->SubnetMask.Addr[1] = 0;\r | |
1186 | pAccessPoint->SubnetMask.Addr[2] = 0;\r | |
1187 | pAccessPoint->SubnetMask.Addr[3] = 0;\r | |
1188 | }\r | |
1189 | else {\r | |
1190 | pAccessPoint->SubnetMask.Addr[0] = 0xff;\r | |
1191 | pAccessPoint->SubnetMask.Addr[1] = 0xff;\r | |
1192 | pAccessPoint->SubnetMask.Addr[2] = 0xff;\r | |
1193 | pAccessPoint->SubnetMask.Addr[3] = 0xff;\r | |
d7ce7006 | 1194 | }\r |
d7ce7006 | 1195 | \r |
1196 | //\r | |
a88c3163 | 1197 | // Validate the IP address\r |
d7ce7006 | 1198 | //\r |
a88c3163 | 1199 | pAccessPoint->StationPort = 0;\r |
1200 | Status = bBindTest ? EslSocketBindTest ( pPort, EADDRNOTAVAIL )\r | |
1201 | : EFI_SUCCESS;\r | |
1202 | if ( !EFI_ERROR ( Status )) {\r | |
1203 | //\r | |
1204 | // Set the port number\r | |
1205 | //\r | |
1206 | pAccessPoint->StationPort = SwapBytes16 ( pIpAddress->sin_port );\r | |
f74dc4bb | 1207 | pPort->pSocket->bAddressSet = TRUE;\r |
a88c3163 | 1208 | \r |
1209 | //\r | |
1210 | // Display the local address\r | |
1211 | //\r | |
1212 | DEBUG (( DEBUG_BIND,\r | |
1213 | "0x%08x: Port, Local TCP4 Address: %d.%d.%d.%d:%d\r\n",\r | |
1214 | pPort,\r | |
1215 | pAccessPoint->StationAddress.Addr[0],\r | |
1216 | pAccessPoint->StationAddress.Addr[1],\r | |
1217 | pAccessPoint->StationAddress.Addr[2],\r | |
1218 | pAccessPoint->StationAddress.Addr[3],\r | |
1219 | pAccessPoint->StationPort ));\r | |
d7ce7006 | 1220 | }\r |
a88c3163 | 1221 | }\r |
1222 | \r | |
1223 | //\r | |
1224 | // Return the operation status\r | |
1225 | //\r | |
1226 | DBG_EXIT_STATUS ( Status );\r | |
1227 | return Status;\r | |
1228 | }\r | |
1229 | \r | |
1230 | \r | |
1231 | /**\r | |
1232 | Free a receive packet\r | |
1233 | \r | |
1234 | This routine performs the network specific operations necessary\r | |
1235 | to free a receive packet.\r | |
1236 | \r | |
1237 | This routine is called by ::EslSocketPortCloseTxDone to free a\r | |
1238 | receive packet.\r | |
1239 | \r | |
1240 | @param [in] pPacket Address of an ::ESL_PACKET structure.\r | |
1241 | @param [in, out] pRxBytes Address of the count of RX bytes\r | |
1242 | \r | |
1243 | **/\r | |
1244 | VOID\r | |
1245 | EslTcp4PacketFree (\r | |
1246 | IN ESL_PACKET * pPacket,\r | |
1247 | IN OUT size_t * pRxBytes\r | |
1248 | )\r | |
1249 | {\r | |
1250 | DBG_ENTER ( );\r | |
1251 | \r | |
1252 | //\r | |
1253 | // Account for the receive bytes\r | |
1254 | //\r | |
1255 | *pRxBytes -= pPacket->Op.Tcp4Rx.RxData.DataLength;\r | |
1256 | DBG_EXIT ( );\r | |
1257 | }\r | |
1258 | \r | |
d7ce7006 | 1259 | \r |
a88c3163 | 1260 | /**\r |
1261 | Initialize the network specific portions of an ::ESL_PORT structure.\r | |
1262 | \r | |
1263 | This routine initializes the network specific portions of an\r | |
1264 | ::ESL_PORT structure for use by the socket.\r | |
1265 | \r | |
1266 | This support routine is called by ::EslSocketPortAllocate\r | |
1267 | to connect the socket with the underlying network adapter\r | |
1268 | running the TCPv4 protocol.\r | |
1269 | \r | |
1270 | @param [in] pPort Address of an ESL_PORT structure\r | |
1271 | @param [in] DebugFlags Flags for debug messages\r | |
1272 | \r | |
1273 | @retval EFI_SUCCESS - Socket successfully created\r | |
1274 | \r | |
1275 | **/\r | |
1276 | EFI_STATUS\r | |
1277 | EslTcp4PortAllocate (\r | |
1278 | IN ESL_PORT * pPort,\r | |
1279 | IN UINTN DebugFlags\r | |
1280 | )\r | |
1281 | {\r | |
1282 | EFI_TCP4_ACCESS_POINT * pAccessPoint;\r | |
1283 | ESL_SOCKET * pSocket;\r | |
1284 | ESL_TCP4_CONTEXT * pTcp4;\r | |
1285 | EFI_STATUS Status;\r | |
1286 | \r | |
1287 | DBG_ENTER ( );\r | |
1288 | \r | |
1289 | //\r | |
1290 | // Use for/break instead of goto\r | |
1291 | for ( ; ; ) {\r | |
d7ce7006 | 1292 | //\r |
1293 | // Allocate the close event\r | |
1294 | //\r | |
a88c3163 | 1295 | pSocket = pPort->pSocket;\r |
1296 | pTcp4 = &pPort->Context.Tcp4;\r | |
d7ce7006 | 1297 | Status = gBS->CreateEvent ( EVT_NOTIFY_SIGNAL,\r |
1298 | TPL_SOCKETS,\r | |
a88c3163 | 1299 | (EFI_EVENT_NOTIFY)EslSocketPortCloseComplete,\r |
d7ce7006 | 1300 | pPort,\r |
1301 | &pTcp4->CloseToken.CompletionToken.Event);\r | |
1302 | if ( EFI_ERROR ( Status )) {\r | |
1303 | DEBUG (( DEBUG_ERROR | DebugFlags,\r | |
1304 | "ERROR - Failed to create the close event, Status: %r\r\n",\r | |
1305 | Status ));\r | |
1306 | pSocket->errno = ENOMEM;\r | |
1307 | break;\r | |
1308 | }\r | |
1309 | DEBUG (( DEBUG_CLOSE | DEBUG_POOL,\r | |
1310 | "0x%08x: Created close event\r\n",\r | |
1311 | pTcp4->CloseToken.CompletionToken.Event ));\r | |
1312 | \r | |
1313 | //\r | |
1314 | // Allocate the connection event\r | |
1315 | //\r | |
1316 | Status = gBS->CreateEvent ( EVT_NOTIFY_SIGNAL,\r | |
1317 | TPL_SOCKETS,\r | |
a88c3163 | 1318 | (EFI_EVENT_NOTIFY)EslTcp4ConnectComplete,\r |
d7ce7006 | 1319 | pPort,\r |
1320 | &pTcp4->ConnectToken.CompletionToken.Event);\r | |
1321 | if ( EFI_ERROR ( Status )) {\r | |
1322 | DEBUG (( DEBUG_ERROR | DebugFlags,\r | |
1323 | "ERROR - Failed to create the connect event, Status: %r\r\n",\r | |
1324 | Status ));\r | |
1325 | pSocket->errno = ENOMEM;\r | |
1326 | break;\r | |
1327 | }\r | |
1328 | DEBUG (( DEBUG_CLOSE | DEBUG_POOL,\r | |
1329 | "0x%08x: Created connect event\r\n",\r | |
1330 | pTcp4->ConnectToken.CompletionToken.Event ));\r | |
1331 | \r | |
1332 | //\r | |
a88c3163 | 1333 | // Initialize the port\r |
d7ce7006 | 1334 | //\r |
a88c3163 | 1335 | pSocket->TxPacketOffset = OFFSET_OF ( ESL_PACKET, Op.Tcp4Tx.TxData );\r |
1336 | pSocket->TxTokenEventOffset = OFFSET_OF ( ESL_IO_MGMT, Token.Tcp4Tx.CompletionToken.Event );\r | |
1337 | pSocket->TxTokenOffset = OFFSET_OF ( EFI_TCP4_IO_TOKEN, Packet.TxData );\r | |
d7ce7006 | 1338 | \r |
1339 | //\r | |
a88c3163 | 1340 | // Save the cancel, receive and transmit addresses\r |
1341 | // pPort->pfnRxCancel = NULL; since the UEFI implementation returns EFI_UNSUPPORTED\r | |
d7ce7006 | 1342 | //\r |
a88c3163 | 1343 | pPort->pfnConfigure = (PFN_NET_CONFIGURE)pPort->pProtocol.TCPv4->Configure;\r |
3bdf9aae | 1344 | pPort->pfnRxPoll = (PFN_NET_POLL)pPort->pProtocol.TCPv4->Poll;\r |
a88c3163 | 1345 | pPort->pfnRxStart = (PFN_NET_IO_START)pPort->pProtocol.TCPv4->Receive;\r |
1346 | pPort->pfnTxStart = (PFN_NET_IO_START)pPort->pProtocol.TCPv4->Transmit;\r | |
d7ce7006 | 1347 | \r |
1348 | //\r | |
a88c3163 | 1349 | // Set the configuration flags\r |
d7ce7006 | 1350 | //\r |
a88c3163 | 1351 | pAccessPoint = &pPort->Context.Tcp4.ConfigData.AccessPoint;\r |
1352 | pAccessPoint->ActiveFlag = FALSE;\r | |
1353 | pTcp4->ConfigData.TimeToLive = 255;\r | |
d7ce7006 | 1354 | break;\r |
1355 | }\r | |
1356 | \r | |
d7ce7006 | 1357 | //\r |
1358 | // Return the operation status\r | |
1359 | //\r | |
1360 | DBG_EXIT_STATUS ( Status );\r | |
1361 | return Status;\r | |
1362 | }\r | |
1363 | \r | |
1364 | \r | |
1365 | /**\r | |
1366 | Close a TCP4 port.\r | |
1367 | \r | |
a88c3163 | 1368 | This routine releases the network specific resources allocated by\r |
1369 | ::EslTcp4PortAllocate.\r | |
1370 | \r | |
1371 | This routine is called by ::EslSocketPortClose.\r | |
1372 | See the \ref PortCloseStateMachine section.\r | |
d7ce7006 | 1373 | \r |
a88c3163 | 1374 | @param [in] pPort Address of an ::ESL_PORT structure.\r |
d7ce7006 | 1375 | \r |
1376 | @retval EFI_SUCCESS The port is closed\r | |
1377 | @retval other Port close error\r | |
1378 | \r | |
1379 | **/\r | |
1380 | EFI_STATUS\r | |
a88c3163 | 1381 | EslTcp4PortClose (\r |
1382 | IN ESL_PORT * pPort\r | |
d7ce7006 | 1383 | )\r |
1384 | {\r | |
1385 | UINTN DebugFlags;\r | |
a88c3163 | 1386 | ESL_TCP4_CONTEXT * pTcp4;\r |
d7ce7006 | 1387 | EFI_STATUS Status;\r |
1388 | \r | |
1389 | DBG_ENTER ( );\r | |
1390 | \r | |
d7ce7006 | 1391 | //\r |
1392 | // Locate the port in the socket list\r | |
1393 | //\r | |
1394 | Status = EFI_SUCCESS;\r | |
d7ce7006 | 1395 | DebugFlags = pPort->DebugFlags;\r |
d7ce7006 | 1396 | pTcp4 = &pPort->Context.Tcp4;\r |
d7ce7006 | 1397 | \r |
1398 | //\r | |
1399 | // Done with the connect event\r | |
1400 | //\r | |
1401 | if ( NULL != pTcp4->ConnectToken.CompletionToken.Event ) {\r | |
1402 | Status = gBS->CloseEvent ( pTcp4->ConnectToken.CompletionToken.Event );\r | |
1403 | if ( !EFI_ERROR ( Status )) {\r | |
1404 | DEBUG (( DebugFlags | DEBUG_POOL,\r | |
1405 | "0x%08x: Closed connect event\r\n",\r | |
1406 | pTcp4->ConnectToken.CompletionToken.Event ));\r | |
1407 | }\r | |
1408 | else {\r | |
1409 | DEBUG (( DEBUG_ERROR | DebugFlags,\r | |
1410 | "ERROR - Failed to close the connect event, Status: %r\r\n",\r | |
1411 | Status ));\r | |
1412 | ASSERT ( EFI_SUCCESS == Status );\r | |
1413 | }\r | |
1414 | }\r | |
1415 | \r | |
1416 | //\r | |
1417 | // Done with the close event\r | |
1418 | //\r | |
1419 | if ( NULL != pTcp4->CloseToken.CompletionToken.Event ) {\r | |
1420 | Status = gBS->CloseEvent ( pTcp4->CloseToken.CompletionToken.Event );\r | |
1421 | if ( !EFI_ERROR ( Status )) {\r | |
1422 | DEBUG (( DebugFlags | DEBUG_POOL,\r | |
1423 | "0x%08x: Closed close event\r\n",\r | |
1424 | pTcp4->CloseToken.CompletionToken.Event ));\r | |
1425 | }\r | |
1426 | else {\r | |
1427 | DEBUG (( DEBUG_ERROR | DebugFlags,\r | |
1428 | "ERROR - Failed to close the close event, Status: %r\r\n",\r | |
1429 | Status ));\r | |
1430 | ASSERT ( EFI_SUCCESS == Status );\r | |
1431 | }\r | |
1432 | }\r | |
1433 | \r | |
1434 | //\r | |
1435 | // Done with the listen completion event\r | |
1436 | //\r | |
1437 | if ( NULL != pTcp4->ListenToken.CompletionToken.Event ) {\r | |
1438 | Status = gBS->CloseEvent ( pTcp4->ListenToken.CompletionToken.Event );\r | |
1439 | if ( !EFI_ERROR ( Status )) {\r | |
1440 | DEBUG (( DebugFlags | DEBUG_POOL,\r | |
1441 | "0x%08x: Closed listen completion event\r\n",\r | |
1442 | pTcp4->ListenToken.CompletionToken.Event ));\r | |
1443 | }\r | |
1444 | else {\r | |
1445 | DEBUG (( DEBUG_ERROR | DebugFlags,\r | |
1446 | "ERROR - Failed to close the listen completion event, Status: %r\r\n",\r | |
1447 | Status ));\r | |
1448 | ASSERT ( EFI_SUCCESS == Status );\r | |
1449 | }\r | |
1450 | }\r | |
1451 | \r | |
d7ce7006 | 1452 | //\r |
1453 | // Return the operation status\r | |
1454 | //\r | |
1455 | DBG_EXIT_STATUS ( Status );\r | |
1456 | return Status;\r | |
1457 | }\r | |
1458 | \r | |
1459 | \r | |
1460 | /**\r | |
a88c3163 | 1461 | Perform the network specific close operation on the port.\r |
d7ce7006 | 1462 | \r |
a88c3163 | 1463 | This routine performs a cancel operations on the TCPv4 port to\r |
1464 | shutdown the receive operations on the port.\r | |
d7ce7006 | 1465 | \r |
a88c3163 | 1466 | This routine is called by the ::EslSocketPortCloseTxDone\r |
1467 | routine after the port completes all of the transmission.\r | |
1468 | \r | |
1469 | @param [in] pPort Address of an ::ESL_PORT structure.\r | |
1470 | \r | |
1471 | @retval EFI_SUCCESS The port is closed, not normally returned\r | |
1472 | @retval EFI_NOT_READY The port is still closing\r | |
1473 | @retval EFI_ALREADY_STARTED Error, the port is in the wrong state,\r | |
1474 | most likely the routine was called already.\r | |
d7ce7006 | 1475 | \r |
1476 | **/\r | |
a88c3163 | 1477 | EFI_STATUS\r |
1478 | EslTcp4PortCloseOp (\r | |
1479 | IN ESL_PORT * pPort\r | |
d7ce7006 | 1480 | )\r |
1481 | {\r | |
a88c3163 | 1482 | ESL_TCP4_CONTEXT * pTcp4;\r |
1483 | EFI_TCP4_PROTOCOL * pTcp4Protocol;\r | |
d7ce7006 | 1484 | EFI_STATUS Status;\r |
1485 | \r | |
1486 | DBG_ENTER ( );\r | |
1487 | \r | |
1488 | //\r | |
a88c3163 | 1489 | // Close the configured port\r |
d7ce7006 | 1490 | //\r |
a88c3163 | 1491 | Status = EFI_SUCCESS;\r |
1492 | pTcp4 = &pPort->Context.Tcp4;\r | |
1493 | pTcp4Protocol = pPort->pProtocol.TCPv4;\r | |
1494 | pTcp4->CloseToken.AbortOnClose = pPort->bCloseNow;\r | |
1495 | Status = pTcp4Protocol->Close ( pTcp4Protocol,\r | |
1496 | &pTcp4->CloseToken );\r | |
1497 | if ( !EFI_ERROR ( Status )) {\r | |
1498 | DEBUG (( pPort->DebugFlags | DEBUG_CLOSE | DEBUG_INFO,\r | |
1499 | "0x%08x: Port close started\r\n",\r | |
1500 | pPort ));\r | |
1501 | }\r | |
1502 | else {\r | |
1503 | DEBUG (( DEBUG_ERROR | pPort->DebugFlags | DEBUG_CLOSE | DEBUG_INFO,\r | |
1504 | "ERROR - Close failed on port 0x%08x, Status: %r\r\n",\r | |
1505 | pPort,\r | |
1506 | Status ));\r | |
1507 | }\r | |
d7ce7006 | 1508 | \r |
1509 | //\r | |
a88c3163 | 1510 | // Return the operation status\r |
d7ce7006 | 1511 | //\r |
d7ce7006 | 1512 | DBG_EXIT_STATUS ( Status );\r |
a88c3163 | 1513 | return Status;\r |
d7ce7006 | 1514 | }\r |
1515 | \r | |
1516 | \r | |
1517 | /**\r | |
a88c3163 | 1518 | Receive data from a network connection.\r |
d7ce7006 | 1519 | \r |
a88c3163 | 1520 | This routine attempts to return buffered data to the caller. The\r |
1521 | data is removed from the urgent queue if the message flag MSG_OOB\r | |
1522 | is specified, otherwise data is removed from the normal queue.\r | |
1523 | See the \ref ReceiveEngine section.\r | |
d7ce7006 | 1524 | \r |
a88c3163 | 1525 | This routine is called by ::EslSocketReceive to handle the network\r |
1526 | specific receive operation to support SOCK_STREAM and SOCK_SEQPACKET\r | |
1527 | sockets.\r | |
d7ce7006 | 1528 | \r |
a88c3163 | 1529 | @param [in] pPort Address of an ::ESL_PORT structure.\r |
d7ce7006 | 1530 | \r |
a88c3163 | 1531 | @param [in] pPacket Address of an ::ESL_PACKET structure.\r |
d7ce7006 | 1532 | \r |
a88c3163 | 1533 | @param [in] pbConsumePacket Address of a BOOLEAN indicating if the packet is to be consumed\r |
d7ce7006 | 1534 | \r |
1535 | @param [in] BufferLength Length of the the buffer\r | |
1536 | \r | |
1537 | @param [in] pBuffer Address of a buffer to receive the data.\r | |
1538 | \r | |
1539 | @param [in] pDataLength Number of received data bytes in the buffer.\r | |
1540 | \r | |
1541 | @param [out] pAddress Network address to receive the remote system address\r | |
1542 | \r | |
a88c3163 | 1543 | @param [out] pSkipBytes Address to receive the number of bytes skipped\r |
d7ce7006 | 1544 | \r |
a88c3163 | 1545 | @return Returns the address of the next free byte in the buffer.\r |
d7ce7006 | 1546 | \r |
1547 | **/\r | |
a88c3163 | 1548 | UINT8 *\r |
1549 | EslTcp4Receive (\r | |
1550 | IN ESL_PORT * pPort,\r | |
1551 | IN ESL_PACKET * pPacket,\r | |
1552 | IN BOOLEAN * pbConsumePacket,\r | |
d7ce7006 | 1553 | IN size_t BufferLength,\r |
1554 | IN UINT8 * pBuffer,\r | |
1555 | OUT size_t * pDataLength,\r | |
1556 | OUT struct sockaddr * pAddress,\r | |
a88c3163 | 1557 | OUT size_t * pSkipBytes\r |
d7ce7006 | 1558 | )\r |
1559 | {\r | |
a88c3163 | 1560 | size_t DataLength;\r |
d7ce7006 | 1561 | struct sockaddr_in * pRemoteAddress;\r |
a88c3163 | 1562 | ESL_TCP4_CONTEXT * pTcp4;\r |
d7ce7006 | 1563 | \r |
1564 | DBG_ENTER ( );\r | |
1565 | \r | |
1566 | //\r | |
a88c3163 | 1567 | // Return the remote system address if requested\r |
d7ce7006 | 1568 | //\r |
a88c3163 | 1569 | if ( NULL != pAddress ) {\r |
d7ce7006 | 1570 | //\r |
a88c3163 | 1571 | // Build the remote address\r |
d7ce7006 | 1572 | //\r |
1573 | pTcp4 = &pPort->Context.Tcp4;\r | |
a88c3163 | 1574 | DEBUG (( DEBUG_RX,\r |
1575 | "Getting packet remote address: %d.%d.%d.%d:%d\r\n",\r | |
1576 | pTcp4->ConfigData.AccessPoint.RemoteAddress.Addr[0],\r | |
1577 | pTcp4->ConfigData.AccessPoint.RemoteAddress.Addr[1],\r | |
1578 | pTcp4->ConfigData.AccessPoint.RemoteAddress.Addr[2],\r | |
1579 | pTcp4->ConfigData.AccessPoint.RemoteAddress.Addr[3],\r | |
1580 | pTcp4->ConfigData.AccessPoint.RemotePort ));\r | |
1581 | pRemoteAddress = (struct sockaddr_in *)pAddress;\r | |
1582 | CopyMem ( &pRemoteAddress->sin_addr,\r | |
1583 | &pTcp4->ConfigData.AccessPoint.RemoteAddress.Addr[0],\r | |
1584 | sizeof ( pRemoteAddress->sin_addr ));\r | |
1585 | pRemoteAddress->sin_port = SwapBytes16 ( pTcp4->ConfigData.AccessPoint.RemotePort );\r | |
d7ce7006 | 1586 | }\r |
1587 | \r | |
1588 | //\r | |
a88c3163 | 1589 | // Determine the amount of received data\r |
d7ce7006 | 1590 | //\r |
a88c3163 | 1591 | DataLength = pPacket->ValidBytes;\r |
1592 | if ( BufferLength < DataLength ) {\r | |
1593 | DataLength = BufferLength;\r | |
1594 | }\r | |
d7ce7006 | 1595 | \r |
1596 | //\r | |
a88c3163 | 1597 | // Move the data into the buffer\r |
1598 | //\r | |
1599 | DEBUG (( DEBUG_RX,\r | |
1600 | "0x%08x: Port copy packet 0x%08x data into 0x%08x, 0x%08x bytes\r\n",\r | |
1601 | pPort,\r | |
1602 | pPacket,\r | |
1603 | pBuffer,\r | |
1604 | DataLength ));\r | |
1605 | CopyMem ( pBuffer, pPacket->pBuffer, DataLength );\r | |
d7ce7006 | 1606 | \r |
fcb6f89d | 1607 | //\r |
1608 | // Set the next buffer address\r | |
1609 | //\r | |
1610 | pBuffer += DataLength;\r | |
1611 | \r | |
a88c3163 | 1612 | //\r |
1613 | // Determine if the data is being read\r | |
1614 | //\r | |
1615 | if ( *pbConsumePacket ) {\r | |
d7ce7006 | 1616 | //\r |
a88c3163 | 1617 | // Account for the bytes consumed\r |
d7ce7006 | 1618 | //\r |
a88c3163 | 1619 | pPacket->pBuffer += DataLength;\r |
1620 | pPacket->ValidBytes -= DataLength;\r | |
1621 | DEBUG (( DEBUG_RX,\r | |
1622 | "0x%08x: Port account for 0x%08x bytes\r\n",\r | |
d7ce7006 | 1623 | pPort,\r |
a88c3163 | 1624 | DataLength ));\r |
d7ce7006 | 1625 | \r |
1626 | //\r | |
a88c3163 | 1627 | // Determine if the entire packet was consumed\r |
d7ce7006 | 1628 | //\r |
a88c3163 | 1629 | if (( 0 == pPacket->ValidBytes )\r |
1630 | || ( SOCK_STREAM != pPort->pSocket->Type )) {\r | |
1631 | //\r | |
1632 | // All done with this packet\r | |
1633 | // Account for any discarded data\r | |
1634 | //\r | |
1635 | *pSkipBytes = pPacket->ValidBytes;\r | |
d7ce7006 | 1636 | }\r |
a88c3163 | 1637 | else\r |
1638 | {\r | |
1639 | //\r | |
1640 | // More data to consume later\r | |
1641 | //\r | |
1642 | *pbConsumePacket = FALSE;\r | |
d7ce7006 | 1643 | }\r |
1644 | }\r | |
d7ce7006 | 1645 | \r |
a88c3163 | 1646 | //\r |
1647 | // Return the data length and the buffer address\r | |
1648 | //\r | |
1649 | *pDataLength = DataLength;\r | |
1650 | DBG_EXIT_HEX ( pBuffer );\r | |
1651 | return pBuffer;\r | |
1652 | }\r | |
d7ce7006 | 1653 | \r |
a88c3163 | 1654 | \r |
1655 | /**\r | |
1656 | Get the remote socket address.\r | |
1657 | \r | |
1658 | This routine returns the address of the remote connection point\r | |
1659 | associated with the SOCK_STREAM or SOCK_SEQPACKET socket.\r | |
1660 | \r | |
1661 | This routine is called by ::EslSocketGetPeerAddress to detemine\r | |
1662 | the TCPv4 address and por number associated with the network adapter.\r | |
1663 | \r | |
1664 | @param [in] pPort Address of an ::ESL_PORT structure.\r | |
1665 | \r | |
1666 | @param [out] pAddress Network address to receive the remote system address\r | |
1667 | \r | |
1668 | **/\r | |
1669 | VOID\r | |
1670 | EslTcp4RemoteAddressGet (\r | |
1671 | IN ESL_PORT * pPort,\r | |
1672 | OUT struct sockaddr * pAddress\r | |
1673 | )\r | |
1674 | {\r | |
1675 | struct sockaddr_in * pRemoteAddress;\r | |
1676 | ESL_TCP4_CONTEXT * pTcp4;\r | |
1677 | \r | |
1678 | DBG_ENTER ( );\r | |
1679 | \r | |
1680 | //\r | |
1681 | // Return the remote address\r | |
1682 | //\r | |
1683 | pTcp4 = &pPort->Context.Tcp4;\r | |
1684 | pRemoteAddress = (struct sockaddr_in *)pAddress;\r | |
1685 | pRemoteAddress->sin_family = AF_INET;\r | |
1686 | pRemoteAddress->sin_port = SwapBytes16 ( pTcp4->ConfigData.AccessPoint.RemotePort );\r | |
1687 | CopyMem ( &pRemoteAddress->sin_addr,\r | |
1688 | &pTcp4->ConfigData.AccessPoint.RemoteAddress.Addr[0],\r | |
1689 | sizeof ( pRemoteAddress->sin_addr ));\r | |
d7ce7006 | 1690 | \r |
1691 | DBG_EXIT ( );\r | |
1692 | }\r | |
1693 | \r | |
1694 | \r | |
1695 | /**\r | |
a88c3163 | 1696 | Set the remote address\r |
1697 | \r | |
1698 | This routine sets the remote address in the port.\r | |
1699 | \r | |
1700 | This routine is called by ::EslSocketConnect to specify the\r | |
1701 | remote network address.\r | |
1702 | \r | |
1703 | @param [in] pPort Address of an ::ESL_PORT structure.\r | |
1704 | \r | |
1705 | @param [in] pSockAddr Network address of the remote system.\r | |
1706 | \r | |
1707 | @param [in] SockAddrLength Length in bytes of the network address.\r | |
d7ce7006 | 1708 | \r |
a88c3163 | 1709 | @retval EFI_SUCCESS The operation was successful\r |
d7ce7006 | 1710 | \r |
1711 | **/\r | |
a88c3163 | 1712 | EFI_STATUS\r |
1713 | EslTcp4RemoteAddressSet (\r | |
1714 | IN ESL_PORT * pPort,\r | |
1715 | IN CONST struct sockaddr * pSockAddr,\r | |
1716 | IN socklen_t SockAddrLength\r | |
d7ce7006 | 1717 | )\r |
1718 | {\r | |
a88c3163 | 1719 | CONST struct sockaddr_in * pRemoteAddress;\r |
1720 | ESL_TCP4_CONTEXT * pTcp4;\r | |
d7ce7006 | 1721 | EFI_STATUS Status;\r |
1722 | \r | |
1723 | DBG_ENTER ( );\r | |
1724 | \r | |
1725 | //\r | |
a88c3163 | 1726 | // Set the remote address\r |
d7ce7006 | 1727 | //\r |
d7ce7006 | 1728 | pTcp4 = &pPort->Context.Tcp4;\r |
a88c3163 | 1729 | pRemoteAddress = (struct sockaddr_in *)pSockAddr;\r |
1730 | pTcp4->ConfigData.AccessPoint.RemoteAddress.Addr[0] = (UINT8)( pRemoteAddress->sin_addr.s_addr );\r | |
1731 | pTcp4->ConfigData.AccessPoint.RemoteAddress.Addr[1] = (UINT8)( pRemoteAddress->sin_addr.s_addr >> 8 );\r | |
1732 | pTcp4->ConfigData.AccessPoint.RemoteAddress.Addr[2] = (UINT8)( pRemoteAddress->sin_addr.s_addr >> 16 );\r | |
1733 | pTcp4->ConfigData.AccessPoint.RemoteAddress.Addr[3] = (UINT8)( pRemoteAddress->sin_addr.s_addr >> 24 );\r | |
1734 | pTcp4->ConfigData.AccessPoint.RemotePort = SwapBytes16 ( pRemoteAddress->sin_port );\r | |
1735 | Status = EFI_SUCCESS;\r | |
1736 | if ( INADDR_BROADCAST == pRemoteAddress->sin_addr.s_addr ) {\r | |
1737 | DEBUG (( DEBUG_CONNECT,\r | |
1738 | "ERROR - Invalid remote address\r\n" ));\r | |
1739 | Status = EFI_INVALID_PARAMETER;\r | |
1740 | pPort->pSocket->errno = EAFNOSUPPORT;\r | |
d7ce7006 | 1741 | }\r |
1742 | \r | |
a88c3163 | 1743 | //\r |
1744 | // Return the operation status\r | |
1745 | //\r | |
1746 | DBG_EXIT_STATUS ( Status );\r | |
1747 | return Status;\r | |
d7ce7006 | 1748 | }\r |
1749 | \r | |
1750 | \r | |
1751 | /**\r | |
a88c3163 | 1752 | Process the receive completion\r |
1753 | \r | |
1754 | This routine queues the data in FIFO order in either the urgent\r | |
1755 | or normal data queues depending upon the type of data received.\r | |
1756 | See the \ref ReceiveEngine section.\r | |
1757 | \r | |
1758 | This routine is called by the TCPv4 driver when some data is\r | |
1759 | received.\r | |
d7ce7006 | 1760 | \r |
a88c3163 | 1761 | Buffer the data that was just received.\r |
1762 | \r | |
1763 | @param [in] Event The receive completion event\r | |
d7ce7006 | 1764 | \r |
a88c3163 | 1765 | @param [in] pIo Address of an ::ESL_IO_MGMT structure\r |
d7ce7006 | 1766 | \r |
1767 | **/\r | |
1768 | VOID\r | |
a88c3163 | 1769 | EslTcp4RxComplete (\r |
1770 | IN EFI_EVENT Event,\r | |
1771 | IN ESL_IO_MGMT * pIo\r | |
d7ce7006 | 1772 | )\r |
1773 | {\r | |
a88c3163 | 1774 | BOOLEAN bUrgent;\r |
1775 | size_t LengthInBytes;\r | |
1776 | ESL_PACKET * pPacket;\r | |
1777 | EFI_STATUS Status;\r | |
d7ce7006 | 1778 | \r |
1779 | DBG_ENTER ( );\r | |
1780 | \r | |
1781 | //\r | |
a88c3163 | 1782 | // Get the operation status.\r |
d7ce7006 | 1783 | //\r |
a88c3163 | 1784 | Status = pIo->Token.Tcp4Rx.CompletionToken.Status;\r |
d7ce7006 | 1785 | \r |
1786 | //\r | |
a88c3163 | 1787 | // +--------------------+ +---------------------------+\r |
1788 | // | ESL_IO_MGMT | | ESL_PACKET |\r | |
1789 | // | | | |\r | |
1790 | // | +---------------+ +-----------------------+ |\r | |
1791 | // | | Token | | EFI_TCP4_RECEIVE_DATA | |\r | |
1792 | // | | RxData --> | | |\r | |
1793 | // | | | +-----------------------+---+\r | |
1794 | // | | Event | | Data Buffer |\r | |
1795 | // +----+---------------+ | |\r | |
1796 | // | |\r | |
1797 | // +---------------------------+\r | |
d7ce7006 | 1798 | //\r |
a88c3163 | 1799 | //\r |
1800 | // Duplicate the buffer address and length for use by the\r | |
1801 | // buffer handling code in EslTcp4Receive. These fields are\r | |
1802 | // used when a partial read is done of the data from the\r | |
1803 | // packet.\r | |
1804 | //\r | |
1805 | pPacket = pIo->pPacket;\r | |
1806 | pPacket->pBuffer = pPacket->Op.Tcp4Rx.RxData.FragmentTable[0].FragmentBuffer;\r | |
1807 | LengthInBytes = pPacket->Op.Tcp4Rx.RxData.DataLength;\r | |
1808 | pPacket->ValidBytes = LengthInBytes;\r | |
d7ce7006 | 1809 | \r |
a88c3163 | 1810 | //\r |
1811 | // Get the data type so that it may be linked to the\r | |
1812 | // correct receive buffer list on the ESL_SOCKET structure\r | |
1813 | //\r | |
1814 | bUrgent = pPacket->Op.Tcp4Rx.RxData.UrgentFlag;\r | |
d7ce7006 | 1815 | \r |
1816 | //\r | |
a88c3163 | 1817 | // Complete this request\r |
d7ce7006 | 1818 | //\r |
a88c3163 | 1819 | EslSocketRxComplete ( pIo, Status, LengthInBytes, bUrgent );\r |
1820 | DBG_EXIT ( );\r | |
1821 | }\r | |
1822 | \r | |
1823 | \r | |
1824 | /**\r | |
1825 | Start a receive operation\r | |
1826 | \r | |
1827 | This routine posts a receive buffer to the TCPv4 driver.\r | |
1828 | See the \ref ReceiveEngine section.\r | |
1829 | \r | |
1830 | This support routine is called by EslSocketRxStart.\r | |
1831 | \r | |
1832 | @param [in] pPort Address of an ::ESL_PORT structure.\r | |
1833 | @param [in] pIo Address of an ::ESL_IO_MGMT structure.\r | |
1834 | \r | |
1835 | **/\r | |
1836 | VOID\r | |
1837 | EslTcp4RxStart (\r | |
1838 | IN ESL_PORT * pPort,\r | |
1839 | IN ESL_IO_MGMT * pIo\r | |
1840 | )\r | |
1841 | {\r | |
1842 | ESL_PACKET * pPacket;\r | |
1843 | \r | |
1844 | DBG_ENTER ( );\r | |
1845 | \r | |
1846 | //\r | |
1847 | // Initialize the buffer for receive\r | |
1848 | //\r | |
1849 | pPacket = pIo->pPacket;\r | |
1850 | pIo->Token.Tcp4Rx.Packet.RxData = &pPacket->Op.Tcp4Rx.RxData;\r | |
1851 | pPacket->Op.Tcp4Rx.RxData.DataLength = sizeof ( pPacket->Op.Tcp4Rx.Buffer );\r | |
1852 | pPacket->Op.Tcp4Rx.RxData.FragmentCount = 1;\r | |
1853 | pPacket->Op.Tcp4Rx.RxData.FragmentTable[0].FragmentLength = pPacket->Op.Tcp4Rx.RxData.DataLength;\r | |
1854 | pPacket->Op.Tcp4Rx.RxData.FragmentTable[0].FragmentBuffer = &pPacket->Op.Tcp4Rx.Buffer[0];\r | |
d7ce7006 | 1855 | \r |
1856 | DBG_EXIT ( );\r | |
1857 | }\r | |
1858 | \r | |
1859 | \r | |
1860 | /**\r | |
1861 | Determine if the socket is configured.\r | |
1862 | \r | |
a88c3163 | 1863 | This routine uses the flag ESL_SOCKET::bConfigured to determine\r |
1864 | if the network layer's configuration routine has been called.\r | |
1865 | \r | |
1866 | This routine is called by EslSocketIsConfigured to verify\r | |
1867 | that the socket has been configured.\r | |
1868 | \r | |
1869 | @param [in] pSocket Address of an ::ESL_SOCKET structure.\r | |
d7ce7006 | 1870 | \r |
d7ce7006 | 1871 | @retval EFI_SUCCESS - The port is connected\r |
1872 | @retval EFI_NOT_STARTED - The port is not connected\r | |
1873 | \r | |
1874 | **/\r | |
1875 | EFI_STATUS\r | |
a88c3163 | 1876 | EslTcp4SocketIsConfigured (\r |
1877 | IN ESL_SOCKET * pSocket\r | |
d7ce7006 | 1878 | )\r |
1879 | {\r | |
1880 | EFI_STATUS Status;\r | |
1881 | \r | |
1882 | DBG_ENTER ( );\r | |
1883 | \r | |
1884 | //\r | |
1885 | // Determine the socket configuration status\r | |
1886 | //\r | |
1887 | Status = pSocket->bConfigured ? EFI_SUCCESS : EFI_NOT_STARTED;\r | |
1888 | \r | |
1889 | //\r | |
1890 | // Return the port connected state.\r | |
1891 | //\r | |
1892 | DBG_EXIT_STATUS ( Status );\r | |
1893 | return Status;\r | |
1894 | }\r | |
1895 | \r | |
1896 | \r | |
1897 | /**\r | |
1898 | Buffer data for transmission over a network connection.\r | |
1899 | \r | |
a88c3163 | 1900 | This routine buffers data for the transmit engine in one of two\r |
1901 | queues, one for urgent (out-of-band) data and the other for normal\r | |
1902 | data. The urgent data is provided to TCP as soon as it is available,\r | |
1903 | allowing the TCP layer to schedule transmission of the urgent data\r | |
1904 | between packets of normal data.\r | |
d7ce7006 | 1905 | \r |
a88c3163 | 1906 | This routine is called by ::EslSocketTransmit to buffer\r |
1907 | data for transmission. When the \ref TransmitEngine has resources,\r | |
1908 | this routine will start the transmission of the next buffer on\r | |
1909 | the network connection.\r | |
d7ce7006 | 1910 | \r |
1911 | Transmission errors are returned during the next transmission or\r | |
1912 | during the close operation. Only buffering errors are returned\r | |
1913 | during the current transmission attempt.\r | |
1914 | \r | |
a88c3163 | 1915 | @param [in] pSocket Address of an ::ESL_SOCKET structure\r |
d7ce7006 | 1916 | \r |
1917 | @param [in] Flags Message control flags\r | |
1918 | \r | |
1919 | @param [in] BufferLength Length of the the buffer\r | |
1920 | \r | |
1921 | @param [in] pBuffer Address of a buffer to receive the data.\r | |
1922 | \r | |
1923 | @param [in] pDataLength Number of received data bytes in the buffer.\r | |
1924 | \r | |
a88c3163 | 1925 | @param [in] pAddress Network address of the remote system address\r |
1926 | \r | |
1927 | @param [in] AddressLength Length of the remote network address structure\r | |
1928 | \r | |
d7ce7006 | 1929 | @retval EFI_SUCCESS - Socket data successfully buffered\r |
1930 | \r | |
1931 | **/\r | |
1932 | EFI_STATUS\r | |
a88c3163 | 1933 | EslTcp4TxBuffer (\r |
1934 | IN ESL_SOCKET * pSocket,\r | |
d7ce7006 | 1935 | IN int Flags,\r |
1936 | IN size_t BufferLength,\r | |
1937 | IN CONST UINT8 * pBuffer,\r | |
a88c3163 | 1938 | OUT size_t * pDataLength,\r |
1939 | IN const struct sockaddr * pAddress,\r | |
1940 | IN socklen_t AddressLength\r | |
d7ce7006 | 1941 | )\r |
1942 | {\r | |
1943 | BOOLEAN bUrgent;\r | |
a88c3163 | 1944 | BOOLEAN bUrgentQueue;\r |
1945 | ESL_PACKET * pPacket;\r | |
1946 | ESL_IO_MGMT ** ppActive;\r | |
1947 | ESL_IO_MGMT ** ppFree;\r | |
1948 | ESL_PORT * pPort;\r | |
1949 | ESL_PACKET ** ppQueueHead;\r | |
1950 | ESL_PACKET ** ppQueueTail;\r | |
1951 | ESL_PACKET * pPreviousPacket;\r | |
1952 | ESL_TCP4_CONTEXT * pTcp4;\r | |
d7ce7006 | 1953 | size_t * pTxBytes;\r |
1954 | EFI_TCP4_TRANSMIT_DATA * pTxData;\r | |
1955 | EFI_STATUS Status;\r | |
1956 | EFI_TPL TplPrevious;\r | |
1957 | \r | |
1958 | DBG_ENTER ( );\r | |
1959 | \r | |
1960 | //\r | |
1961 | // Assume failure\r | |
1962 | //\r | |
1963 | Status = EFI_UNSUPPORTED;\r | |
1964 | pSocket->errno = ENOTCONN;\r | |
a88c3163 | 1965 | *pDataLength = 0;\r |
d7ce7006 | 1966 | \r |
1967 | //\r | |
1968 | // Verify that the socket is connected\r | |
1969 | //\r | |
1970 | if ( SOCKET_STATE_CONNECTED == pSocket->State ) {\r | |
1971 | //\r | |
1972 | // Locate the port\r | |
1973 | //\r | |
1974 | pPort = pSocket->pPortList;\r | |
1975 | if ( NULL != pPort ) {\r | |
1976 | //\r | |
1977 | // Determine the queue head\r | |
1978 | //\r | |
1979 | pTcp4 = &pPort->Context.Tcp4;\r | |
1980 | bUrgent = (BOOLEAN)( 0 != ( Flags & MSG_OOB ));\r | |
a88c3163 | 1981 | bUrgentQueue = bUrgent\r |
1982 | && ( !pSocket->bOobInLine )\r | |
1983 | && pSocket->pApi->bOobSupported;\r | |
1984 | if ( bUrgentQueue ) {\r | |
d7ce7006 | 1985 | ppQueueHead = &pSocket->pTxOobPacketListHead;\r |
1986 | ppQueueTail = &pSocket->pTxOobPacketListTail;\r | |
a88c3163 | 1987 | ppActive = &pPort->pTxOobActive;\r |
1988 | ppFree = &pPort->pTxOobFree;\r | |
d7ce7006 | 1989 | pTxBytes = &pSocket->TxOobBytes;\r |
1990 | }\r | |
1991 | else {\r | |
1992 | ppQueueHead = &pSocket->pTxPacketListHead;\r | |
1993 | ppQueueTail = &pSocket->pTxPacketListTail;\r | |
a88c3163 | 1994 | ppActive = &pPort->pTxActive;\r |
1995 | ppFree = &pPort->pTxFree;\r | |
d7ce7006 | 1996 | pTxBytes = &pSocket->TxBytes;\r |
1997 | }\r | |
1998 | \r | |
1999 | //\r | |
2000 | // Verify that there is enough room to buffer another\r | |
2001 | // transmit operation\r | |
2002 | //\r | |
2003 | if ( pSocket->MaxTxBuf > *pTxBytes ) {\r | |
a88c3163 | 2004 | if ( pPort->bTxFlowControl ) {\r |
2005 | DEBUG (( DEBUG_TX,\r | |
2006 | "TTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTT\r\n0x%08x: pPort, TX flow control released, Max bytes: %d > %d bufferred bytes\r\n",\r | |
2007 | pPort,\r | |
2008 | pSocket->MaxTxBuf,\r | |
2009 | *pTxBytes ));\r | |
2010 | pPort->bTxFlowControl = FALSE;\r | |
2011 | }\r | |
2012 | \r | |
d7ce7006 | 2013 | //\r |
2014 | // Attempt to allocate the packet\r | |
2015 | //\r | |
2016 | Status = EslSocketPacketAllocate ( &pPacket,\r | |
2017 | sizeof ( pPacket->Op.Tcp4Tx )\r | |
2018 | - sizeof ( pPacket->Op.Tcp4Tx.Buffer )\r | |
2019 | + BufferLength,\r | |
a88c3163 | 2020 | 0,\r |
d7ce7006 | 2021 | DEBUG_TX );\r |
2022 | if ( !EFI_ERROR ( Status )) {\r | |
2023 | //\r | |
2024 | // Initialize the transmit operation\r | |
2025 | //\r | |
2026 | pTxData = &pPacket->Op.Tcp4Tx.TxData;\r | |
a88c3163 | 2027 | pTxData->Push = TRUE || bUrgent;\r |
d7ce7006 | 2028 | pTxData->Urgent = bUrgent;\r |
2029 | pTxData->DataLength = (UINT32) BufferLength;\r | |
2030 | pTxData->FragmentCount = 1;\r | |
2031 | pTxData->FragmentTable[0].FragmentLength = (UINT32) BufferLength;\r | |
2032 | pTxData->FragmentTable[0].FragmentBuffer = &pPacket->Op.Tcp4Tx.Buffer[0];\r | |
2033 | \r | |
2034 | //\r | |
2035 | // Copy the data into the buffer\r | |
2036 | //\r | |
2037 | CopyMem ( &pPacket->Op.Tcp4Tx.Buffer[0],\r | |
2038 | pBuffer,\r | |
2039 | BufferLength );\r | |
2040 | \r | |
2041 | //\r | |
2042 | // Synchronize with the socket layer\r | |
2043 | //\r | |
2044 | RAISE_TPL ( TplPrevious, TPL_SOCKETS );\r | |
2045 | \r | |
2046 | //\r | |
2047 | // Stop transmission after an error\r | |
2048 | //\r | |
2049 | if ( !EFI_ERROR ( pSocket->TxError )) {\r | |
2050 | //\r | |
2051 | // Display the request\r | |
2052 | //\r | |
2053 | DEBUG (( DEBUG_TX,\r | |
2054 | "Send %d %s bytes from 0x%08x\r\n",\r | |
2055 | BufferLength,\r | |
2056 | bUrgent ? L"urgent" : L"normal",\r | |
2057 | pBuffer ));\r | |
2058 | \r | |
2059 | //\r | |
2060 | // Queue the data for transmission\r | |
2061 | //\r | |
2062 | pPacket->pNext = NULL;\r | |
2063 | pPreviousPacket = *ppQueueTail;\r | |
2064 | if ( NULL == pPreviousPacket ) {\r | |
2065 | *ppQueueHead = pPacket;\r | |
2066 | }\r | |
2067 | else {\r | |
2068 | pPreviousPacket->pNext = pPacket;\r | |
2069 | }\r | |
2070 | *ppQueueTail = pPacket;\r | |
2071 | DEBUG (( DEBUG_TX,\r | |
2072 | "0x%08x: Packet on %s transmit list\r\n",\r | |
2073 | pPacket,\r | |
a88c3163 | 2074 | bUrgentQueue ? L"urgent" : L"normal" ));\r |
d7ce7006 | 2075 | \r |
2076 | //\r | |
2077 | // Account for the buffered data\r | |
2078 | //\r | |
2079 | *pTxBytes += BufferLength;\r | |
2080 | *pDataLength = BufferLength;\r | |
2081 | \r | |
2082 | //\r | |
2083 | // Start the transmit engine if it is idle\r | |
2084 | //\r | |
a88c3163 | 2085 | if ( NULL != *ppFree ) {\r |
2086 | EslSocketTxStart ( pPort,\r | |
2087 | ppQueueHead,\r | |
2088 | ppQueueTail,\r | |
2089 | ppActive,\r | |
2090 | ppFree );\r | |
d7ce7006 | 2091 | }\r |
2092 | }\r | |
2093 | else {\r | |
2094 | //\r | |
2095 | // Previous transmit error\r | |
2096 | // Stop transmission\r | |
2097 | //\r | |
2098 | Status = pSocket->TxError;\r | |
2099 | pSocket->errno = EIO;\r | |
2100 | \r | |
2101 | //\r | |
2102 | // Free the packet\r | |
2103 | //\r | |
2104 | EslSocketPacketFree ( pPacket, DEBUG_TX );\r | |
2105 | }\r | |
2106 | \r | |
2107 | //\r | |
2108 | // Release the socket layer synchronization\r | |
2109 | //\r | |
2110 | RESTORE_TPL ( TplPrevious );\r | |
2111 | }\r | |
2112 | else {\r | |
2113 | //\r | |
2114 | // Packet allocation failed\r | |
2115 | //\r | |
2116 | pSocket->errno = ENOMEM;\r | |
2117 | }\r | |
2118 | }\r | |
2119 | else {\r | |
a88c3163 | 2120 | if ( !pPort->bTxFlowControl ) {\r |
2121 | DEBUG (( DEBUG_TX,\r | |
2122 | "0x%08x: pPort, TX flow control applied, Max bytes %d <= %d bufferred bytes\r\nTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTT\r\n",\r | |
2123 | pPort,\r | |
2124 | pSocket->MaxTxBuf,\r | |
2125 | *pTxBytes ));\r | |
2126 | pPort->bTxFlowControl = TRUE;\r | |
2127 | }\r | |
d7ce7006 | 2128 | //\r |
2129 | // Not enough buffer space available\r | |
2130 | //\r | |
2131 | pSocket->errno = EAGAIN;\r | |
2132 | Status = EFI_NOT_READY;\r | |
2133 | }\r | |
2134 | }\r | |
2135 | }\r | |
2136 | \r | |
2137 | //\r | |
2138 | // Return the operation status\r | |
2139 | //\r | |
2140 | DBG_EXIT_STATUS ( Status );\r | |
2141 | return Status;\r | |
2142 | }\r | |
2143 | \r | |
2144 | \r | |
2145 | /**\r | |
2146 | Process the normal data transmit completion\r | |
2147 | \r | |
a88c3163 | 2148 | This routine use ::EslSocketTxComplete to perform the transmit\r |
2149 | completion processing for normal data.\r | |
2150 | \r | |
2151 | This routine is called by the TCPv4 network layer when a\r | |
2152 | normal data transmit request completes.\r | |
2153 | \r | |
2154 | @param [in] Event The normal transmit completion event\r | |
d7ce7006 | 2155 | \r |
a88c3163 | 2156 | @param [in] pIo The ESL_IO_MGMT structure address\r |
d7ce7006 | 2157 | \r |
2158 | **/\r | |
2159 | VOID\r | |
a88c3163 | 2160 | EslTcp4TxComplete (\r |
d7ce7006 | 2161 | IN EFI_EVENT Event,\r |
a88c3163 | 2162 | IN ESL_IO_MGMT * pIo\r |
d7ce7006 | 2163 | )\r |
2164 | {\r | |
2165 | UINT32 LengthInBytes;\r | |
a88c3163 | 2166 | ESL_PACKET * pPacket;\r |
2167 | ESL_PORT * pPort;\r | |
2168 | ESL_SOCKET * pSocket;\r | |
d7ce7006 | 2169 | EFI_STATUS Status;\r |
2170 | \r | |
2171 | DBG_ENTER ( );\r | |
a88c3163 | 2172 | \r |
d7ce7006 | 2173 | //\r |
2174 | // Locate the active transmit packet\r | |
2175 | //\r | |
a88c3163 | 2176 | pPacket = pIo->pPacket;\r |
2177 | pPort = pIo->pPort;\r | |
d7ce7006 | 2178 | pSocket = pPort->pSocket;\r |
a88c3163 | 2179 | \r |
d7ce7006 | 2180 | //\r |
a88c3163 | 2181 | // Get the transmit length and status\r |
d7ce7006 | 2182 | //\r |
d7ce7006 | 2183 | LengthInBytes = pPacket->Op.Tcp4Tx.TxData.DataLength;\r |
2184 | pSocket->TxBytes -= LengthInBytes;\r | |
a88c3163 | 2185 | Status = pIo->Token.Tcp4Tx.CompletionToken.Status;\r |
d7ce7006 | 2186 | \r |
2187 | //\r | |
a88c3163 | 2188 | // Complete the transmit operation\r |
d7ce7006 | 2189 | //\r |
a88c3163 | 2190 | EslSocketTxComplete ( pIo,\r |
2191 | LengthInBytes,\r | |
2192 | Status,\r | |
2193 | "Normal ",\r | |
2194 | &pSocket->pTxPacketListHead,\r | |
2195 | &pSocket->pTxPacketListTail,\r | |
2196 | &pPort->pTxActive,\r | |
2197 | &pPort->pTxFree );\r | |
d7ce7006 | 2198 | DBG_EXIT ( );\r |
2199 | }\r | |
2200 | \r | |
2201 | \r | |
2202 | /**\r | |
2203 | Process the urgent data transmit completion\r | |
2204 | \r | |
a88c3163 | 2205 | This routine use ::EslSocketTxComplete to perform the transmit\r |
2206 | completion processing for urgent data.\r | |
d7ce7006 | 2207 | \r |
a88c3163 | 2208 | This routine is called by the TCPv4 network layer when a\r |
2209 | urgent data transmit request completes.\r | |
2210 | \r | |
2211 | @param [in] Event The urgent transmit completion event\r | |
2212 | \r | |
2213 | @param [in] pIo The ESL_IO_MGMT structure address\r | |
d7ce7006 | 2214 | \r |
2215 | **/\r | |
2216 | VOID\r | |
a88c3163 | 2217 | EslTcp4TxOobComplete (\r |
d7ce7006 | 2218 | IN EFI_EVENT Event,\r |
a88c3163 | 2219 | IN ESL_IO_MGMT * pIo\r |
d7ce7006 | 2220 | )\r |
2221 | {\r | |
2222 | UINT32 LengthInBytes;\r | |
a88c3163 | 2223 | ESL_PACKET * pPacket;\r |
2224 | ESL_PORT * pPort;\r | |
2225 | ESL_SOCKET * pSocket;\r | |
d7ce7006 | 2226 | EFI_STATUS Status;\r |
2227 | \r | |
2228 | DBG_ENTER ( );\r | |
2229 | \r | |
2230 | //\r | |
2231 | // Locate the active transmit packet\r | |
2232 | //\r | |
a88c3163 | 2233 | pPacket = pIo->pPacket;\r |
2234 | pPort = pIo->pPort;\r | |
d7ce7006 | 2235 | pSocket = pPort->pSocket;\r |
d7ce7006 | 2236 | \r |
2237 | //\r | |
a88c3163 | 2238 | // Get the transmit length and status\r |
d7ce7006 | 2239 | //\r |
d7ce7006 | 2240 | LengthInBytes = pPacket->Op.Tcp4Tx.TxData.DataLength;\r |
2241 | pSocket->TxOobBytes -= LengthInBytes;\r | |
a88c3163 | 2242 | Status = pIo->Token.Tcp4Tx.CompletionToken.Status;\r |
d7ce7006 | 2243 | \r |
2244 | //\r | |
a88c3163 | 2245 | // Complete the transmit operation\r |
d7ce7006 | 2246 | //\r |
a88c3163 | 2247 | EslSocketTxComplete ( pIo,\r |
2248 | LengthInBytes,\r | |
2249 | Status,\r | |
2250 | "Urgent ",\r | |
2251 | &pSocket->pTxOobPacketListHead,\r | |
2252 | &pSocket->pTxOobPacketListTail,\r | |
2253 | &pPort->pTxOobActive,\r | |
2254 | &pPort->pTxOobFree );\r | |
d7ce7006 | 2255 | DBG_EXIT ( );\r |
2256 | }\r | |
2257 | \r | |
2258 | \r | |
2259 | /**\r | |
a88c3163 | 2260 | Interface between the socket layer and the network specific\r |
2261 | code that supports SOCK_STREAM and SOCK_SEQPACKET sockets\r | |
2262 | over TCPv4.\r | |
2263 | **/\r | |
2264 | CONST ESL_PROTOCOL_API cEslTcp4Api = {\r | |
2265 | "TCPv4",\r | |
2266 | IPPROTO_TCP,\r | |
2267 | OFFSET_OF ( ESL_PORT, Context.Tcp4.ConfigData ),\r | |
2268 | OFFSET_OF ( ESL_LAYER, pTcp4List ),\r | |
2269 | OFFSET_OF ( struct sockaddr_in, sin_zero ),\r | |
2270 | sizeof ( struct sockaddr_in ),\r | |
2271 | AF_INET,\r | |
2272 | sizeof (((ESL_PACKET *)0 )->Op.Tcp4Rx ),\r | |
2273 | OFFSET_OF ( ESL_PACKET, Op.Tcp4Rx.Buffer ) - OFFSET_OF ( ESL_PACKET, Op ),\r | |
2274 | OFFSET_OF ( ESL_IO_MGMT, Token.Tcp4Rx.Packet.RxData ),\r | |
2275 | TRUE,\r | |
2276 | EADDRINUSE,\r | |
2277 | EslTcp4Accept,\r | |
2278 | EslTcp4ConnectPoll,\r | |
2279 | EslTcp4ConnectStart,\r | |
2280 | EslTcp4SocketIsConfigured,\r | |
2281 | EslTcp4LocalAddressGet,\r | |
2282 | EslTcp4LocalAddressSet,\r | |
2283 | EslTcp4Listen,\r | |
2284 | NULL, // OptionGet\r | |
2285 | NULL, // OptionSet\r | |
2286 | EslTcp4PacketFree,\r | |
2287 | EslTcp4PortAllocate,\r | |
2288 | EslTcp4PortClose,\r | |
2289 | EslTcp4PortCloseOp,\r | |
2290 | FALSE,\r | |
2291 | EslTcp4Receive,\r | |
2292 | EslTcp4RemoteAddressGet,\r | |
2293 | EslTcp4RemoteAddressSet,\r | |
2294 | EslTcp4RxComplete,\r | |
2295 | EslTcp4RxStart,\r | |
2296 | EslTcp4TxBuffer,\r | |
2297 | EslTcp4TxComplete,\r | |
2298 | EslTcp4TxOobComplete\r | |
2299 | };\r |