8a67d61d |
1 | /** @file\r |
2 | \r |
3 | Copyright (c) 2005 - 2006, Intel Corporation\r |
4 | All rights reserved. This program and the accompanying materials\r |
5 | are licensed and made available under the terms and conditions of the BSD License\r |
6 | which accompanies this distribution. The full text of the license may be found at\r |
7 | http://opensource.org/licenses/bsd-license.php\r |
8 | \r |
9 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r |
10 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r |
11 | \r |
12 | Module Name:\r |
13 | \r |
14 | Tcp4Dispatcher.c\r |
15 | \r |
16 | Abstract:\r |
17 | \r |
18 | \r |
19 | **/\r |
20 | \r |
21 | #include "Tcp4Main.h"\r |
22 | \r |
23 | #define TCP_COMP_VAL(Min, Max, Default, Val) \\r |
24 | ((((Val) <= (Max)) && ((Val) >= (Min))) ? (Val) : (Default))\r |
25 | \r |
26 | STATIC\r |
27 | EFI_STATUS\r |
28 | Tcp4Route (\r |
29 | IN TCP_CB *Tcb,\r |
30 | IN TCP4_ROUTE_INFO *RouteInfo\r |
31 | )\r |
32 | /*++\r |
33 | \r |
34 | Routine Description:\r |
35 | \r |
36 | Add or remove a route entry in the IP route table associated\r |
37 | with this TCP instance.\r |
38 | \r |
39 | Arguments:\r |
40 | \r |
41 | Tcb - Pointer to the TCP_CB of this TCP instance.\r |
42 | RouteInfo - Pointer to the route info to be processed.\r |
43 | \r |
44 | Returns:\r |
45 | \r |
46 | EFI_SUCCESS - The operation completed successfully.\r |
47 | EFI_NOT_STARTED - The driver instance has not been started.\r |
48 | EFI_NO_MAPPING - When using the default address, configuration(DHCP,\r |
49 | BOOTP, RARP, etc.) is not finished yet.\r |
50 | EFI_OUT_OF_RESOURCES - Could not add the entry to the routing table.\r |
51 | EFI_NOT_FOUND - This route is not in the routing table\r |
52 | (when RouteInfo->DeleteRoute is TRUE).\r |
53 | EFI_ACCESS_DENIED - The route is already defined in the routing table\r |
54 | (when RouteInfo->DeleteRoute is FALSE).\r |
55 | \r |
56 | --*/\r |
57 | {\r |
58 | EFI_IP4_PROTOCOL *Ip;\r |
59 | \r |
60 | Ip = Tcb->IpInfo->Ip;\r |
61 | \r |
62 | ASSERT (Ip);\r |
63 | \r |
64 | return Ip->Routes (\r |
65 | Ip,\r |
66 | RouteInfo->DeleteRoute,\r |
67 | RouteInfo->SubnetAddress,\r |
68 | RouteInfo->SubnetMask,\r |
69 | RouteInfo->GatewayAddress\r |
70 | );\r |
71 | \r |
72 | }\r |
73 | \r |
74 | \r |
75 | /**\r |
76 | Get the operational settings of this TCP instance.\r |
77 | \r |
78 | @param Tcb Pointer to the TCP_CB of this TCP instance.\r |
79 | @param Mode Pointer to the buffer to store the operational\r |
80 | settings.\r |
81 | \r |
82 | @retval EFI_SUCCESS The mode data is read.\r |
83 | @retval EFI_NOT_STARTED No configuration data is available because this\r |
84 | instance hasn't been started.\r |
85 | \r |
86 | **/\r |
87 | STATIC\r |
88 | EFI_STATUS\r |
89 | Tcp4GetMode (\r |
90 | IN TCP_CB *Tcb,\r |
91 | IN TCP4_MODE_DATA *Mode\r |
92 | )\r |
93 | {\r |
94 | SOCKET *Sock;\r |
95 | EFI_TCP4_CONFIG_DATA *ConfigData;\r |
96 | EFI_TCP4_ACCESS_POINT *AccessPoint;\r |
97 | EFI_TCP4_OPTION *Option;\r |
98 | EFI_IP4_PROTOCOL *Ip;\r |
99 | \r |
100 | Sock = Tcb->Sk;\r |
101 | \r |
102 | if (!SOCK_IS_CONFIGURED (Sock) && (Mode->Tcp4ConfigData != NULL)) {\r |
103 | return EFI_NOT_STARTED;\r |
104 | }\r |
105 | \r |
106 | if (Mode->Tcp4State) {\r |
4eb65aff |
107 | *(Mode->Tcp4State) = (EFI_TCP4_CONNECTION_STATE) Tcb->State;\r |
8a67d61d |
108 | }\r |
109 | \r |
110 | if (Mode->Tcp4ConfigData) {\r |
111 | \r |
112 | ConfigData = Mode->Tcp4ConfigData;\r |
113 | AccessPoint = &(ConfigData->AccessPoint);\r |
114 | Option = ConfigData->ControlOption;\r |
115 | \r |
116 | ConfigData->TypeOfService = Tcb->TOS;\r |
117 | ConfigData->TimeToLive = Tcb->TTL;\r |
118 | \r |
119 | AccessPoint->UseDefaultAddress = Tcb->UseDefaultAddr;\r |
120 | \r |
772db4bb |
121 | NetCopyMem (&AccessPoint->StationAddress, &Tcb->LocalEnd.Ip, sizeof (EFI_IPv4_ADDRESS));\r |
8a67d61d |
122 | AccessPoint->SubnetMask = Tcb->SubnetMask;\r |
123 | AccessPoint->StationPort = NTOHS (Tcb->LocalEnd.Port);\r |
124 | \r |
772db4bb |
125 | NetCopyMem (&AccessPoint->RemoteAddress, &Tcb->RemoteEnd.Ip, sizeof (EFI_IPv4_ADDRESS));\r |
8a67d61d |
126 | AccessPoint->RemotePort = NTOHS (Tcb->RemoteEnd.Port);\r |
127 | AccessPoint->ActiveFlag = (BOOLEAN) (Tcb->State != TCP_LISTEN);\r |
128 | \r |
129 | if (Option != NULL) {\r |
130 | Option->ReceiveBufferSize = GET_RCV_BUFFSIZE (Tcb->Sk);\r |
131 | Option->SendBufferSize = GET_SND_BUFFSIZE (Tcb->Sk);\r |
132 | Option->MaxSynBackLog = GET_BACKLOG (Tcb->Sk);\r |
133 | \r |
134 | Option->ConnectionTimeout = Tcb->ConnectTimeout / TCP_TICK_HZ;\r |
135 | Option->DataRetries = Tcb->MaxRexmit;\r |
136 | Option->FinTimeout = Tcb->FinWait2Timeout / TCP_TICK_HZ;\r |
137 | Option->TimeWaitTimeout = Tcb->TimeWaitTimeout / TCP_TICK_HZ;\r |
138 | Option->KeepAliveProbes = Tcb->MaxKeepAlive;\r |
139 | Option->KeepAliveTime = Tcb->KeepAliveIdle / TCP_TICK_HZ;\r |
140 | Option->KeepAliveInterval = Tcb->KeepAlivePeriod / TCP_TICK_HZ;\r |
141 | \r |
4eb65aff |
142 | Option->EnableNagle = (BOOLEAN) (!TCP_FLG_ON (Tcb->CtrlFlag, TCP_CTRL_NO_NAGLE));\r |
143 | Option->EnableTimeStamp = (BOOLEAN) (!TCP_FLG_ON (Tcb->CtrlFlag, TCP_CTRL_NO_TS));\r |
144 | Option->EnableWindowScaling = (BOOLEAN) (!TCP_FLG_ON (Tcb->CtrlFlag, TCP_CTRL_NO_WS))\r |
145 | ;\r |
8a67d61d |
146 | \r |
147 | Option->EnableSelectiveAck = FALSE;\r |
148 | Option->EnablePathMtuDiscovery = FALSE;\r |
149 | }\r |
150 | }\r |
151 | \r |
152 | Ip = Tcb->IpInfo->Ip;\r |
153 | ASSERT (Ip);\r |
154 | \r |
155 | return Ip->GetModeData (Ip, Mode->Ip4ModeData, Mode->MnpConfigData, Mode->SnpModeData);\r |
156 | }\r |
157 | \r |
158 | \r |
159 | /**\r |
160 | If AP->StationPort isn't zero, check whether the access point\r |
161 | is registered, else generate a random station port for this\r |
162 | access point.\r |
163 | \r |
164 | @param AP Pointer to the access point.\r |
165 | \r |
166 | @retval EFI_SUCCESS The check is passed or the port is assigned.\r |
167 | @retval EFI_INVALID_PARAMETER The non-zero station port is already used.\r |
168 | @retval EFI_OUT_OF_RESOURCES No port can be allocated.\r |
169 | \r |
170 | **/\r |
171 | STATIC\r |
172 | EFI_STATUS\r |
173 | Tcp4Bind (\r |
174 | IN EFI_TCP4_ACCESS_POINT *AP\r |
175 | )\r |
176 | {\r |
177 | BOOLEAN Cycle;\r |
178 | \r |
179 | if (0 != AP->StationPort) {\r |
180 | //\r |
181 | // check if a same endpoint is bound\r |
182 | //\r |
183 | if (TcpFindTcbByPeer (&AP->StationAddress, AP->StationPort)) {\r |
184 | \r |
185 | return EFI_INVALID_PARAMETER;\r |
186 | }\r |
187 | } else {\r |
188 | //\r |
189 | // generate a random port\r |
190 | //\r |
191 | Cycle = FALSE;\r |
192 | \r |
193 | if (TCP4_PORT_USER_RESERVED == mTcp4RandomPort) {\r |
194 | mTcp4RandomPort = TCP4_PORT_KNOWN;\r |
195 | }\r |
196 | \r |
197 | mTcp4RandomPort++;\r |
198 | \r |
199 | while (TcpFindTcbByPeer (&AP->StationAddress, mTcp4RandomPort)) {\r |
200 | \r |
201 | mTcp4RandomPort++;\r |
202 | \r |
203 | if (mTcp4RandomPort <= TCP4_PORT_KNOWN) {\r |
204 | \r |
205 | if (Cycle) {\r |
206 | TCP4_DEBUG_ERROR (("Tcp4Bind: no port can be allocated "\r |
207 | "for this pcb\n"));\r |
208 | \r |
209 | return EFI_OUT_OF_RESOURCES;\r |
210 | }\r |
211 | \r |
212 | mTcp4RandomPort = TCP4_PORT_KNOWN + 1;\r |
213 | \r |
214 | Cycle = TRUE;\r |
215 | }\r |
216 | \r |
217 | }\r |
218 | \r |
219 | AP->StationPort = mTcp4RandomPort;\r |
220 | }\r |
221 | \r |
222 | return EFI_SUCCESS;\r |
223 | }\r |
224 | \r |
225 | \r |
226 | /**\r |
227 | Flush the Tcb add its associated protocols..\r |
228 | \r |
229 | @param Tcb Pointer to the TCP_CB to be flushed.\r |
230 | \r |
231 | @retval EFI_SUCCESS The operation is completed successfully.\r |
232 | \r |
233 | **/\r |
234 | STATIC\r |
235 | VOID\r |
236 | Tcp4FlushPcb (\r |
237 | IN TCP_CB *Tcb\r |
238 | )\r |
239 | {\r |
240 | SOCKET *Sock;\r |
241 | TCP4_PROTO_DATA *TcpProto;\r |
242 | \r |
243 | IpIoConfigIp (Tcb->IpInfo, NULL);\r |
244 | \r |
245 | Sock = Tcb->Sk;\r |
246 | TcpProto = (TCP4_PROTO_DATA *) Sock->ProtoReserved;\r |
247 | \r |
248 | if (SOCK_IS_CONFIGURED (Sock)) {\r |
249 | NetListRemoveEntry (&Tcb->List);\r |
250 | \r |
251 | TcpSetVariableData (TcpProto->TcpService);\r |
252 | }\r |
253 | \r |
254 | NetbufFreeList (&Tcb->SndQue);\r |
255 | NetbufFreeList (&Tcb->RcvQue);\r |
256 | }\r |
257 | \r |
258 | STATIC\r |
259 | EFI_STATUS\r |
260 | Tcp4AttachPcb (\r |
261 | IN SOCKET *Sk\r |
262 | )\r |
263 | {\r |
264 | TCP_CB *Tcb;\r |
265 | TCP4_PROTO_DATA *ProtoData;\r |
266 | IP_IO *IpIo;\r |
267 | \r |
268 | Tcb = NetAllocateZeroPool (sizeof (TCP_CB));\r |
269 | \r |
270 | if (Tcb == NULL) {\r |
271 | \r |
272 | TCP4_DEBUG_ERROR (("Tcp4ConfigurePcb: failed to allocate a TCB\n"));\r |
273 | \r |
274 | return EFI_OUT_OF_RESOURCES;\r |
275 | }\r |
276 | \r |
277 | ProtoData = (TCP4_PROTO_DATA *) Sk->ProtoReserved;\r |
278 | IpIo = ProtoData->TcpService->IpIo;\r |
279 | \r |
280 | //\r |
281 | // Create an IpInfo for this Tcb.\r |
282 | //\r |
283 | Tcb->IpInfo = IpIoAddIp (IpIo);\r |
284 | if (Tcb->IpInfo == NULL) {\r |
285 | \r |
286 | NetFreePool (Tcb);\r |
287 | return EFI_OUT_OF_RESOURCES;\r |
288 | }\r |
289 | \r |
290 | NetListInit (&Tcb->List);\r |
291 | NetListInit (&Tcb->SndQue);\r |
292 | NetListInit (&Tcb->RcvQue);\r |
293 | \r |
294 | Tcb->State = TCP_CLOSED;\r |
295 | Tcb->Sk = Sk;\r |
296 | ProtoData->TcpPcb = Tcb;\r |
297 | \r |
298 | return EFI_SUCCESS;\r |
299 | }\r |
300 | \r |
301 | STATIC\r |
302 | VOID\r |
303 | Tcp4DetachPcb (\r |
304 | IN SOCKET *Sk\r |
305 | )\r |
306 | {\r |
307 | TCP4_PROTO_DATA *ProtoData;\r |
308 | TCP_CB *Tcb;\r |
309 | \r |
310 | ProtoData = (TCP4_PROTO_DATA *) Sk->ProtoReserved;\r |
311 | Tcb = ProtoData->TcpPcb;\r |
312 | \r |
313 | ASSERT (Tcb != NULL);\r |
314 | \r |
315 | Tcp4FlushPcb (Tcb);\r |
316 | \r |
317 | IpIoRemoveIp (ProtoData->TcpService->IpIo, Tcb->IpInfo);\r |
318 | \r |
319 | NetFreePool (Tcb);\r |
320 | \r |
321 | ProtoData->TcpPcb = NULL;\r |
322 | }\r |
323 | \r |
324 | \r |
325 | /**\r |
326 | Configure the Tcb using CfgData.\r |
327 | \r |
328 | @param Sk Pointer to the socket of this TCP instance.\r |
329 | @param SkTcb Pointer to the TCP_CB of this TCP instance.\r |
330 | @param CfgData Pointer to the TCP configuration data.\r |
331 | \r |
332 | @retval EFI_SUCCESS The operation is completed successfully.\r |
333 | @retval EFI_INVALID_PARAMETER A same access point has been configured in\r |
334 | another TCP instance.\r |
335 | @retval EFI_OUT_OF_RESOURCES Failed due to resource limit.\r |
336 | \r |
337 | **/\r |
338 | STATIC\r |
339 | EFI_STATUS\r |
340 | Tcp4ConfigurePcb (\r |
341 | IN SOCKET *Sk,\r |
342 | IN EFI_TCP4_CONFIG_DATA *CfgData\r |
343 | )\r |
344 | {\r |
8a67d61d |
345 | EFI_IP4_CONFIG_DATA IpCfgData;\r |
346 | EFI_STATUS Status;\r |
347 | EFI_TCP4_OPTION *Option;\r |
348 | TCP4_PROTO_DATA *TcpProto;\r |
349 | TCP_CB *Tcb;\r |
350 | \r |
351 | ASSERT (CfgData && Sk && Sk->SockHandle);\r |
352 | \r |
353 | TcpProto = (TCP4_PROTO_DATA *) Sk->ProtoReserved;\r |
354 | Tcb = TcpProto->TcpPcb;\r |
8a67d61d |
355 | \r |
356 | ASSERT (Tcb != NULL);\r |
357 | \r |
358 | //\r |
359 | // Add Ip for send pkt to the peer\r |
360 | //\r |
4eb65aff |
361 | CopyMem (&IpCfgData, &mIpIoDefaultIpConfigData, sizeof (EFI_IP4_CONFIG_DATA));\r |
8a67d61d |
362 | IpCfgData.DefaultProtocol = EFI_IP_PROTO_TCP;\r |
363 | IpCfgData.UseDefaultAddress = CfgData->AccessPoint.UseDefaultAddress;\r |
364 | IpCfgData.StationAddress = CfgData->AccessPoint.StationAddress;\r |
365 | IpCfgData.SubnetMask = CfgData->AccessPoint.SubnetMask;\r |
366 | IpCfgData.ReceiveTimeout = (UINT32) (-1);\r |
367 | \r |
368 | //\r |
369 | // Configure the IP instance this Tcb consumes.\r |
370 | //\r |
371 | Status = IpIoConfigIp (Tcb->IpInfo, &IpCfgData);\r |
372 | if (EFI_ERROR (Status)) {\r |
373 | goto OnExit;\r |
374 | }\r |
375 | \r |
376 | //\r |
377 | // Get the default address info if the instance is configured to use default address.\r |
378 | //\r |
379 | if (CfgData->AccessPoint.UseDefaultAddress) {\r |
380 | CfgData->AccessPoint.StationAddress = IpCfgData.StationAddress;\r |
381 | CfgData->AccessPoint.SubnetMask = IpCfgData.SubnetMask;\r |
382 | }\r |
383 | \r |
384 | //\r |
385 | // check if we can bind this endpoint in CfgData\r |
386 | //\r |
387 | Status = Tcp4Bind (&(CfgData->AccessPoint));\r |
388 | \r |
389 | if (EFI_ERROR (Status)) {\r |
390 | TCP4_DEBUG_ERROR (("Tcp4ConfigurePcb: Bind endpoint failed "\r |
391 | "with %r\n", Status));\r |
392 | \r |
393 | goto OnExit;\r |
394 | }\r |
395 | \r |
396 | //\r |
397 | // Initalize the operating information in this Tcb\r |
398 | //\r |
399 | ASSERT (Tcb->State == TCP_CLOSED &&\r |
400 | NetListIsEmpty (&Tcb->SndQue) &&\r |
401 | NetListIsEmpty (&Tcb->RcvQue));\r |
402 | \r |
403 | TCP_SET_FLG (Tcb->CtrlFlag, TCP_CTRL_NO_KEEPALIVE);\r |
404 | Tcb->State = TCP_CLOSED;\r |
405 | \r |
406 | Tcb->SndMss = 536;\r |
407 | Tcb->RcvMss = TcpGetRcvMss (Sk);\r |
408 | \r |
409 | Tcb->SRtt = 0;\r |
410 | Tcb->Rto = 3 * TCP_TICK_HZ;\r |
411 | \r |
412 | Tcb->CWnd = Tcb->SndMss;\r |
413 | Tcb->Ssthresh = 0xffffffff;\r |
414 | \r |
415 | Tcb->CongestState = TCP_CONGEST_OPEN;\r |
416 | \r |
417 | Tcb->KeepAliveIdle = TCP_KEEPALIVE_IDLE_MIN;\r |
418 | Tcb->KeepAlivePeriod = TCP_KEEPALIVE_PERIOD;\r |
419 | Tcb->MaxKeepAlive = TCP_MAX_KEEPALIVE;\r |
420 | Tcb->MaxRexmit = TCP_MAX_LOSS;\r |
421 | Tcb->FinWait2Timeout = TCP_FIN_WAIT2_TIME;\r |
422 | Tcb->TimeWaitTimeout = TCP_TIME_WAIT_TIME;\r |
423 | Tcb->ConnectTimeout = TCP_CONNECT_TIME;\r |
424 | \r |
425 | //\r |
426 | // initialize Tcb in the light of CfgData\r |
427 | //\r |
428 | Tcb->TTL = CfgData->TimeToLive;\r |
429 | Tcb->TOS = CfgData->TypeOfService;\r |
430 | \r |
772db4bb |
431 | NetCopyMem (&Tcb->LocalEnd.Ip, &CfgData->AccessPoint.StationAddress, sizeof (IP4_ADDR));\r |
8a67d61d |
432 | Tcb->LocalEnd.Port = HTONS (CfgData->AccessPoint.StationPort);\r |
433 | Tcb->SubnetMask = CfgData->AccessPoint.SubnetMask;\r |
434 | \r |
772db4bb |
435 | NetCopyMem (&Tcb->RemoteEnd.Ip, &CfgData->AccessPoint.RemoteAddress, sizeof (IP4_ADDR));\r |
8a67d61d |
436 | Tcb->RemoteEnd.Port = HTONS (CfgData->AccessPoint.RemotePort);\r |
437 | \r |
438 | Option = CfgData->ControlOption;\r |
439 | \r |
440 | if (Option != NULL) {\r |
441 | SET_RCV_BUFFSIZE (\r |
442 | Sk,\r |
4eb65aff |
443 | (UINT32) (TCP_COMP_VAL (\r |
444 | TCP_RCV_BUF_SIZE_MIN,\r |
445 | TCP_RCV_BUF_SIZE,\r |
446 | TCP_RCV_BUF_SIZE,\r |
447 | Option->ReceiveBufferSize\r |
448 | )\r |
449 | )\r |
8a67d61d |
450 | );\r |
451 | SET_SND_BUFFSIZE (\r |
452 | Sk,\r |
4eb65aff |
453 | (UINT32) (TCP_COMP_VAL (\r |
454 | TCP_SND_BUF_SIZE_MIN,\r |
455 | TCP_SND_BUF_SIZE,\r |
456 | TCP_SND_BUF_SIZE,\r |
457 | Option->SendBufferSize\r |
458 | )\r |
459 | )\r |
8a67d61d |
460 | );\r |
461 | \r |
462 | SET_BACKLOG (\r |
463 | Sk,\r |
4eb65aff |
464 | (UINT32) (TCP_COMP_VAL (\r |
465 | TCP_BACKLOG_MIN,\r |
466 | TCP_BACKLOG,\r |
467 | TCP_BACKLOG,\r |
468 | Option->MaxSynBackLog\r |
469 | )\r |
470 | )\r |
8a67d61d |
471 | );\r |
472 | \r |
473 | Tcb->MaxRexmit = (UINT16) TCP_COMP_VAL (\r |
474 | TCP_MAX_LOSS_MIN,\r |
475 | TCP_MAX_LOSS,\r |
476 | TCP_MAX_LOSS,\r |
477 | Option->DataRetries\r |
478 | );\r |
479 | Tcb->FinWait2Timeout = TCP_COMP_VAL (\r |
480 | TCP_FIN_WAIT2_TIME,\r |
481 | TCP_FIN_WAIT2_TIME_MAX,\r |
482 | TCP_FIN_WAIT2_TIME,\r |
4eb65aff |
483 | (UINT32) (Option->FinTimeout * TCP_TICK_HZ)\r |
8a67d61d |
484 | );\r |
485 | \r |
486 | if (Option->TimeWaitTimeout != 0) {\r |
487 | Tcb->TimeWaitTimeout = TCP_COMP_VAL (\r |
488 | TCP_TIME_WAIT_TIME,\r |
489 | TCP_TIME_WAIT_TIME_MAX,\r |
490 | TCP_TIME_WAIT_TIME,\r |
4eb65aff |
491 | (UINT32) (Option->TimeWaitTimeout * TCP_TICK_HZ)\r |
8a67d61d |
492 | );\r |
493 | } else {\r |
494 | Tcb->TimeWaitTimeout = 0;\r |
495 | }\r |
496 | \r |
497 | if (Option->KeepAliveProbes != 0) {\r |
498 | TCP_CLEAR_FLG (Tcb->CtrlFlag, TCP_CTRL_NO_KEEPALIVE);\r |
499 | \r |
500 | Tcb->MaxKeepAlive = (UINT8) TCP_COMP_VAL (\r |
501 | TCP_MAX_KEEPALIVE_MIN,\r |
502 | TCP_MAX_KEEPALIVE,\r |
503 | TCP_MAX_KEEPALIVE,\r |
504 | Option->KeepAliveProbes\r |
505 | );\r |
506 | Tcb->KeepAliveIdle = TCP_COMP_VAL (\r |
507 | TCP_KEEPALIVE_IDLE_MIN,\r |
508 | TCP_KEEPALIVE_IDLE_MAX,\r |
509 | TCP_KEEPALIVE_IDLE_MIN,\r |
4eb65aff |
510 | (UINT32) (Option->KeepAliveTime * TCP_TICK_HZ)\r |
8a67d61d |
511 | );\r |
512 | Tcb->KeepAlivePeriod = TCP_COMP_VAL (\r |
513 | TCP_KEEPALIVE_PERIOD_MIN,\r |
514 | TCP_KEEPALIVE_PERIOD,\r |
515 | TCP_KEEPALIVE_PERIOD,\r |
4eb65aff |
516 | (UINT32) (Option->KeepAliveInterval * TCP_TICK_HZ)\r |
8a67d61d |
517 | );\r |
518 | }\r |
519 | \r |
520 | Tcb->ConnectTimeout = TCP_COMP_VAL (\r |
521 | TCP_CONNECT_TIME_MIN,\r |
522 | TCP_CONNECT_TIME,\r |
523 | TCP_CONNECT_TIME,\r |
4eb65aff |
524 | (UINT32) (Option->ConnectionTimeout * TCP_TICK_HZ)\r |
8a67d61d |
525 | );\r |
526 | \r |
527 | if (Option->EnableNagle == FALSE) {\r |
528 | TCP_SET_FLG (Tcb->CtrlFlag, TCP_CTRL_NO_NAGLE);\r |
529 | }\r |
530 | \r |
531 | if (Option->EnableTimeStamp == FALSE) {\r |
532 | TCP_SET_FLG (Tcb->CtrlFlag, TCP_CTRL_NO_TS);\r |
533 | }\r |
534 | \r |
535 | if (Option->EnableWindowScaling == FALSE) {\r |
536 | TCP_SET_FLG (Tcb->CtrlFlag, TCP_CTRL_NO_WS);\r |
537 | }\r |
538 | }\r |
539 | \r |
540 | //\r |
541 | // update state of Tcb and socket\r |
542 | //\r |
543 | if (CfgData->AccessPoint.ActiveFlag == FALSE) {\r |
544 | \r |
545 | TcpSetState (Tcb, TCP_LISTEN);\r |
546 | SockSetState (Sk, SO_LISTENING);\r |
547 | \r |
548 | Sk->ConfigureState = SO_CONFIGURED_PASSIVE;\r |
549 | } else {\r |
550 | \r |
551 | Sk->ConfigureState = SO_CONFIGURED_ACTIVE;\r |
552 | }\r |
553 | \r |
554 | TcpInsertTcb (Tcb);\r |
555 | \r |
556 | OnExit:\r |
557 | \r |
558 | return Status;\r |
559 | }\r |
560 | \r |
561 | \r |
562 | /**\r |
563 | The procotol handler provided to the socket layer, used to\r |
564 | dispatch the socket level requests by calling the corresponding\r |
565 | TCP layer functions.\r |
566 | \r |
567 | @param Sock Pointer to the socket of this TCP instance.\r |
568 | @param Request The code of this operation request.\r |
569 | @param Data Pointer to the operation specific data passed in\r |
570 | together with the operation request.\r |
571 | \r |
572 | @retval EFI_SUCCESS The socket request is completed successfully.\r |
573 | @retval other The error status returned by the corresponding TCP\r |
574 | layer function.\r |
575 | \r |
576 | **/\r |
577 | EFI_STATUS\r |
578 | Tcp4Dispatcher (\r |
579 | IN SOCKET *Sock,\r |
580 | IN SOCK_REQUEST Request,\r |
581 | IN VOID *Data OPTIONAL\r |
582 | )\r |
583 | {\r |
584 | TCP_CB *Tcb;\r |
585 | TCP4_PROTO_DATA *ProtoData;\r |
586 | EFI_IP4_PROTOCOL *Ip;\r |
587 | \r |
588 | ProtoData = (TCP4_PROTO_DATA *) Sock->ProtoReserved;\r |
589 | Tcb = ProtoData->TcpPcb;\r |
590 | \r |
591 | switch (Request) {\r |
592 | case SOCK_POLL:\r |
593 | Ip = ProtoData->TcpService->IpIo->Ip;\r |
594 | Ip->Poll (Ip);\r |
595 | break;\r |
596 | \r |
597 | case SOCK_CONSUMED:\r |
598 | //\r |
599 | // After user received data from socket buffer, socket will\r |
600 | // notify TCP using this message to give it a chance to send out\r |
601 | // window update information\r |
602 | //\r |
603 | ASSERT (Tcb);\r |
604 | TcpOnAppConsume (Tcb);\r |
605 | break;\r |
606 | \r |
607 | case SOCK_SND:\r |
608 | \r |
609 | ASSERT (Tcb);\r |
610 | TcpOnAppSend (Tcb);\r |
611 | break;\r |
612 | \r |
613 | case SOCK_CLOSE:\r |
614 | \r |
615 | TcpOnAppClose (Tcb);\r |
616 | \r |
617 | break;\r |
618 | \r |
619 | case SOCK_ABORT:\r |
620 | \r |
621 | TcpOnAppAbort (Tcb);\r |
622 | \r |
623 | break;\r |
624 | \r |
625 | case SOCK_SNDPUSH:\r |
626 | Tcb->SndPsh = TcpGetMaxSndNxt (Tcb) + GET_SND_DATASIZE (Tcb->Sk);\r |
627 | TCP_SET_FLG (Tcb->CtrlFlag, TCP_CTRL_SND_PSH);\r |
628 | \r |
629 | break;\r |
630 | \r |
631 | case SOCK_SNDURG:\r |
632 | Tcb->SndUp = TcpGetMaxSndNxt (Tcb) + GET_SND_DATASIZE (Tcb->Sk) - 1;\r |
633 | TCP_SET_FLG (Tcb->CtrlFlag, TCP_CTRL_SND_URG);\r |
634 | \r |
635 | break;\r |
636 | \r |
637 | case SOCK_CONNECT:\r |
638 | \r |
639 | TcpOnAppConnect (Tcb);\r |
640 | \r |
641 | break;\r |
642 | \r |
643 | case SOCK_ATTACH:\r |
644 | \r |
645 | return Tcp4AttachPcb (Sock);\r |
646 | \r |
647 | break;\r |
648 | \r |
649 | case SOCK_FLUSH:\r |
650 | \r |
651 | Tcp4FlushPcb (Tcb);\r |
652 | \r |
653 | break;\r |
654 | \r |
655 | case SOCK_DETACH:\r |
656 | \r |
657 | Tcp4DetachPcb (Sock);\r |
658 | \r |
659 | break;\r |
660 | \r |
661 | case SOCK_CONFIGURE:\r |
662 | \r |
663 | return Tcp4ConfigurePcb (\r |
664 | Sock,\r |
665 | (EFI_TCP4_CONFIG_DATA *) Data\r |
666 | );\r |
667 | \r |
668 | break;\r |
669 | \r |
670 | case SOCK_MODE:\r |
671 | \r |
672 | ASSERT (Data && Tcb);\r |
673 | \r |
674 | return Tcp4GetMode (Tcb, (TCP4_MODE_DATA *) Data);\r |
675 | \r |
676 | break;\r |
677 | \r |
678 | case SOCK_ROUTE:\r |
679 | \r |
680 | ASSERT (Data && Tcb);\r |
681 | \r |
682 | return Tcp4Route (Tcb, (TCP4_ROUTE_INFO *) Data);\r |
683 | \r |
684 | }\r |
685 | \r |
686 | return EFI_SUCCESS;\r |
687 | \r |
688 | }\r |