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8a67d61d | 1 | /** @file\r |
dab714aa | 2 | Tcp request dispatcher implementation.\r |
8a67d61d | 3 | \r |
216f7970 | 4 | Copyright (c) 2005 - 2012, Intel Corporation. All rights reserved.<BR>\r |
e5eed7d3 | 5 | This program and the accompanying materials\r |
8a67d61d | 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 | |
dfc1f033 | 8 | http://opensource.org/licenses/bsd-license.php<BR>\r |
8a67d61d | 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 | |
8a67d61d | 13 | **/\r |
14 | \r | |
15 | #include "Tcp4Main.h"\r | |
16 | \r | |
17 | #define TCP_COMP_VAL(Min, Max, Default, Val) \\r | |
18 | ((((Val) <= (Max)) && ((Val) >= (Min))) ? (Val) : (Default))\r | |
19 | \r | |
120db52c | 20 | /**\r |
21 | Add or remove a route entry in the IP route table associated with this TCP instance.\r | |
22 | \r | |
23 | @param Tcb Pointer to the TCP_CB of this TCP instance.\r | |
24 | @param RouteInfo Pointer to the route info to be processed.\r | |
25 | \r | |
26 | @retval EFI_SUCCESS The operation completed successfully.\r | |
27 | @retval EFI_NOT_STARTED The driver instance has not been started.\r | |
28 | @retval EFI_NO_MAPPING When using the default address, configuration(DHCP,\r | |
29 | BOOTP, RARP, etc.) is not finished yet.\r | |
30 | @retval EFI_OUT_OF_RESOURCES Could not add the entry to the routing table.\r | |
31 | @retval EFI_NOT_FOUND This route is not in the routing table\r | |
32 | (when RouteInfo->DeleteRoute is TRUE).\r | |
33 | @retval EFI_ACCESS_DENIED The route is already defined in the routing table\r | |
34 | (when RouteInfo->DeleteRoute is FALSE).\r | |
35 | **/\r | |
8a67d61d | 36 | EFI_STATUS\r |
37 | Tcp4Route (\r | |
38 | IN TCP_CB *Tcb,\r | |
39 | IN TCP4_ROUTE_INFO *RouteInfo\r | |
40 | )\r | |
8a67d61d | 41 | {\r |
2a2e33b2 | 42 | EFI_IP4_PROTOCOL *Ip4;\r |
8a67d61d | 43 | \r |
2a2e33b2 | 44 | Ip4 = Tcb->IpInfo->Ip.Ip4;\r |
8a67d61d | 45 | \r |
2a2e33b2 | 46 | ASSERT (Ip4 != NULL);\r |
8a67d61d | 47 | \r |
2a2e33b2 | 48 | return Ip4->Routes (\r |
49 | Ip4,\r | |
8a67d61d | 50 | RouteInfo->DeleteRoute,\r |
51 | RouteInfo->SubnetAddress,\r | |
52 | RouteInfo->SubnetMask,\r | |
53 | RouteInfo->GatewayAddress\r | |
54 | );\r | |
e2851998 | 55 | \r |
8a67d61d | 56 | }\r |
57 | \r | |
58 | \r | |
59 | /**\r | |
60 | Get the operational settings of this TCP instance.\r | |
61 | \r | |
62 | @param Tcb Pointer to the TCP_CB of this TCP instance.\r | |
63 | @param Mode Pointer to the buffer to store the operational\r | |
64 | settings.\r | |
65 | \r | |
66 | @retval EFI_SUCCESS The mode data is read.\r | |
67 | @retval EFI_NOT_STARTED No configuration data is available because this\r | |
68 | instance hasn't been started.\r | |
69 | \r | |
70 | **/\r | |
8a67d61d | 71 | EFI_STATUS\r |
72 | Tcp4GetMode (\r | |
276dcc1b | 73 | IN TCP_CB *Tcb,\r |
74 | IN OUT TCP4_MODE_DATA *Mode\r | |
8a67d61d | 75 | )\r |
76 | {\r | |
77 | SOCKET *Sock;\r | |
78 | EFI_TCP4_CONFIG_DATA *ConfigData;\r | |
79 | EFI_TCP4_ACCESS_POINT *AccessPoint;\r | |
80 | EFI_TCP4_OPTION *Option;\r | |
81 | EFI_IP4_PROTOCOL *Ip;\r | |
82 | \r | |
83 | Sock = Tcb->Sk;\r | |
84 | \r | |
85 | if (!SOCK_IS_CONFIGURED (Sock) && (Mode->Tcp4ConfigData != NULL)) {\r | |
86 | return EFI_NOT_STARTED;\r | |
87 | }\r | |
88 | \r | |
85511ddf | 89 | if (Mode->Tcp4State != NULL) {\r |
4eb65aff | 90 | *(Mode->Tcp4State) = (EFI_TCP4_CONNECTION_STATE) Tcb->State;\r |
8a67d61d | 91 | }\r |
92 | \r | |
85511ddf | 93 | if (Mode->Tcp4ConfigData != NULL) {\r |
8a67d61d | 94 | \r |
95 | ConfigData = Mode->Tcp4ConfigData;\r | |
96 | AccessPoint = &(ConfigData->AccessPoint);\r | |
97 | Option = ConfigData->ControlOption;\r | |
98 | \r | |
a78d176c | 99 | ConfigData->TypeOfService = Tcb->Tos;\r |
100 | ConfigData->TimeToLive = Tcb->Ttl;\r | |
8a67d61d | 101 | \r |
102 | AccessPoint->UseDefaultAddress = Tcb->UseDefaultAddr;\r | |
103 | \r | |
e48e37fc | 104 | CopyMem (&AccessPoint->StationAddress, &Tcb->LocalEnd.Ip, sizeof (EFI_IPv4_ADDRESS));\r |
8a67d61d | 105 | AccessPoint->SubnetMask = Tcb->SubnetMask;\r |
106 | AccessPoint->StationPort = NTOHS (Tcb->LocalEnd.Port);\r | |
107 | \r | |
e48e37fc | 108 | CopyMem (&AccessPoint->RemoteAddress, &Tcb->RemoteEnd.Ip, sizeof (EFI_IPv4_ADDRESS));\r |
8a67d61d | 109 | AccessPoint->RemotePort = NTOHS (Tcb->RemoteEnd.Port);\r |
110 | AccessPoint->ActiveFlag = (BOOLEAN) (Tcb->State != TCP_LISTEN);\r | |
111 | \r | |
112 | if (Option != NULL) {\r | |
113 | Option->ReceiveBufferSize = GET_RCV_BUFFSIZE (Tcb->Sk);\r | |
114 | Option->SendBufferSize = GET_SND_BUFFSIZE (Tcb->Sk);\r | |
115 | Option->MaxSynBackLog = GET_BACKLOG (Tcb->Sk);\r | |
116 | \r | |
117 | Option->ConnectionTimeout = Tcb->ConnectTimeout / TCP_TICK_HZ;\r | |
118 | Option->DataRetries = Tcb->MaxRexmit;\r | |
119 | Option->FinTimeout = Tcb->FinWait2Timeout / TCP_TICK_HZ;\r | |
120 | Option->TimeWaitTimeout = Tcb->TimeWaitTimeout / TCP_TICK_HZ;\r | |
121 | Option->KeepAliveProbes = Tcb->MaxKeepAlive;\r | |
122 | Option->KeepAliveTime = Tcb->KeepAliveIdle / TCP_TICK_HZ;\r | |
123 | Option->KeepAliveInterval = Tcb->KeepAlivePeriod / TCP_TICK_HZ;\r | |
124 | \r | |
4eb65aff | 125 | Option->EnableNagle = (BOOLEAN) (!TCP_FLG_ON (Tcb->CtrlFlag, TCP_CTRL_NO_NAGLE));\r |
126 | Option->EnableTimeStamp = (BOOLEAN) (!TCP_FLG_ON (Tcb->CtrlFlag, TCP_CTRL_NO_TS));\r | |
ed66e1bc | 127 | Option->EnableWindowScaling = (BOOLEAN) (!TCP_FLG_ON (Tcb->CtrlFlag, TCP_CTRL_NO_WS));\r |
8a67d61d | 128 | \r |
129 | Option->EnableSelectiveAck = FALSE;\r | |
130 | Option->EnablePathMtuDiscovery = FALSE;\r | |
131 | }\r | |
132 | }\r | |
133 | \r | |
2a2e33b2 | 134 | Ip = Tcb->IpInfo->Ip.Ip4;\r |
120db52c | 135 | ASSERT (Ip != NULL);\r |
8a67d61d | 136 | \r |
137 | return Ip->GetModeData (Ip, Mode->Ip4ModeData, Mode->MnpConfigData, Mode->SnpModeData);\r | |
138 | }\r | |
139 | \r | |
140 | \r | |
141 | /**\r | |
142 | If AP->StationPort isn't zero, check whether the access point\r | |
143 | is registered, else generate a random station port for this\r | |
144 | access point.\r | |
145 | \r | |
146 | @param AP Pointer to the access point.\r | |
147 | \r | |
148 | @retval EFI_SUCCESS The check is passed or the port is assigned.\r | |
149 | @retval EFI_INVALID_PARAMETER The non-zero station port is already used.\r | |
150 | @retval EFI_OUT_OF_RESOURCES No port can be allocated.\r | |
151 | \r | |
152 | **/\r | |
8a67d61d | 153 | EFI_STATUS\r |
154 | Tcp4Bind (\r | |
155 | IN EFI_TCP4_ACCESS_POINT *AP\r | |
156 | )\r | |
157 | {\r | |
158 | BOOLEAN Cycle;\r | |
159 | \r | |
160 | if (0 != AP->StationPort) {\r | |
161 | //\r | |
162 | // check if a same endpoint is bound\r | |
163 | //\r | |
164 | if (TcpFindTcbByPeer (&AP->StationAddress, AP->StationPort)) {\r | |
165 | \r | |
166 | return EFI_INVALID_PARAMETER;\r | |
167 | }\r | |
168 | } else {\r | |
169 | //\r | |
170 | // generate a random port\r | |
171 | //\r | |
172 | Cycle = FALSE;\r | |
173 | \r | |
174 | if (TCP4_PORT_USER_RESERVED == mTcp4RandomPort) {\r | |
175 | mTcp4RandomPort = TCP4_PORT_KNOWN;\r | |
176 | }\r | |
177 | \r | |
178 | mTcp4RandomPort++;\r | |
179 | \r | |
180 | while (TcpFindTcbByPeer (&AP->StationAddress, mTcp4RandomPort)) {\r | |
181 | \r | |
182 | mTcp4RandomPort++;\r | |
183 | \r | |
184 | if (mTcp4RandomPort <= TCP4_PORT_KNOWN) {\r | |
185 | \r | |
186 | if (Cycle) {\r | |
e48e37fc | 187 | DEBUG ((EFI_D_ERROR, "Tcp4Bind: no port can be allocated "\r |
8a67d61d | 188 | "for this pcb\n"));\r |
189 | \r | |
190 | return EFI_OUT_OF_RESOURCES;\r | |
191 | }\r | |
192 | \r | |
193 | mTcp4RandomPort = TCP4_PORT_KNOWN + 1;\r | |
194 | \r | |
195 | Cycle = TRUE;\r | |
196 | }\r | |
197 | \r | |
198 | }\r | |
199 | \r | |
200 | AP->StationPort = mTcp4RandomPort;\r | |
201 | }\r | |
202 | \r | |
203 | return EFI_SUCCESS;\r | |
204 | }\r | |
205 | \r | |
206 | \r | |
207 | /**\r | |
85511ddf | 208 | Flush the Tcb add its associated protocols.\r |
8a67d61d | 209 | \r |
210 | @param Tcb Pointer to the TCP_CB to be flushed.\r | |
211 | \r | |
120db52c | 212 | **/\r |
8a67d61d | 213 | VOID\r |
214 | Tcp4FlushPcb (\r | |
215 | IN TCP_CB *Tcb\r | |
216 | )\r | |
217 | {\r | |
218 | SOCKET *Sock;\r | |
219 | TCP4_PROTO_DATA *TcpProto;\r | |
220 | \r | |
221 | IpIoConfigIp (Tcb->IpInfo, NULL);\r | |
222 | \r | |
223 | Sock = Tcb->Sk;\r | |
224 | TcpProto = (TCP4_PROTO_DATA *) Sock->ProtoReserved;\r | |
225 | \r | |
226 | if (SOCK_IS_CONFIGURED (Sock)) {\r | |
e48e37fc | 227 | RemoveEntryList (&Tcb->List);\r |
8a67d61d | 228 | \r |
e5e12de7 | 229 | //\r |
29056ed2 | 230 | // Uninstall the device path protocol.\r |
e5e12de7 | 231 | //\r |
29056ed2 | 232 | if (Sock->DevicePath != NULL) {\r |
233 | gBS->UninstallProtocolInterface (\r | |
234 | Sock->SockHandle,\r | |
235 | &gEfiDevicePathProtocolGuid,\r | |
236 | Sock->DevicePath\r | |
237 | );\r | |
238 | FreePool (Sock->DevicePath);\r | |
239 | }\r | |
e5e12de7 | 240 | \r |
8a67d61d | 241 | TcpSetVariableData (TcpProto->TcpService);\r |
242 | }\r | |
243 | \r | |
244 | NetbufFreeList (&Tcb->SndQue);\r | |
245 | NetbufFreeList (&Tcb->RcvQue);\r | |
54ea3ede | 246 | Tcb->State = TCP_CLOSED;\r |
8a67d61d | 247 | }\r |
248 | \r | |
120db52c | 249 | /**\r |
dfc1f033 | 250 | Attach a Pcb to the socket.\r |
120db52c | 251 | \r |
252 | @param Sk Pointer to the socket of this TCP instance.\r | |
e2851998 | 253 | \r |
120db52c | 254 | @retval EFI_SUCCESS The operation is completed successfully.\r |
255 | @retval EFI_OUT_OF_RESOURCES Failed due to resource limit.\r | |
256 | \r | |
257 | **/\r | |
8a67d61d | 258 | EFI_STATUS\r |
259 | Tcp4AttachPcb (\r | |
260 | IN SOCKET *Sk\r | |
261 | )\r | |
262 | {\r | |
263 | TCP_CB *Tcb;\r | |
264 | TCP4_PROTO_DATA *ProtoData;\r | |
265 | IP_IO *IpIo;\r | |
216f7970 | 266 | EFI_STATUS Status;\r |
267 | VOID *Ip;\r | |
8a67d61d | 268 | \r |
e48e37fc | 269 | Tcb = AllocateZeroPool (sizeof (TCP_CB));\r |
8a67d61d | 270 | \r |
271 | if (Tcb == NULL) {\r | |
272 | \r | |
e48e37fc | 273 | DEBUG ((EFI_D_ERROR, "Tcp4ConfigurePcb: failed to allocate a TCB\n"));\r |
8a67d61d | 274 | \r |
275 | return EFI_OUT_OF_RESOURCES;\r | |
276 | }\r | |
277 | \r | |
278 | ProtoData = (TCP4_PROTO_DATA *) Sk->ProtoReserved;\r | |
279 | IpIo = ProtoData->TcpService->IpIo;\r | |
280 | \r | |
281 | //\r | |
282 | // Create an IpInfo for this Tcb.\r | |
283 | //\r | |
284 | Tcb->IpInfo = IpIoAddIp (IpIo);\r | |
285 | if (Tcb->IpInfo == NULL) {\r | |
286 | \r | |
766c7483 | 287 | FreePool (Tcb);\r |
8a67d61d | 288 | return EFI_OUT_OF_RESOURCES;\r |
289 | }\r | |
290 | \r | |
216f7970 | 291 | //\r |
292 | // Open the new created IP instance BY_CHILD.\r | |
293 | //\r | |
294 | Status = gBS->OpenProtocol (\r | |
295 | Tcb->IpInfo->ChildHandle,\r | |
296 | &gEfiIp4ProtocolGuid,\r | |
297 | &Ip,\r | |
298 | IpIo->Image,\r | |
299 | Sk->SockHandle,\r | |
300 | EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER\r | |
301 | );\r | |
302 | if (EFI_ERROR (Status)) {\r | |
303 | IpIoRemoveIp (IpIo, Tcb->IpInfo);\r | |
304 | return Status;\r | |
305 | }\r | |
306 | \r | |
e48e37fc | 307 | InitializeListHead (&Tcb->List);\r |
308 | InitializeListHead (&Tcb->SndQue);\r | |
309 | InitializeListHead (&Tcb->RcvQue);\r | |
8a67d61d | 310 | \r |
311 | Tcb->State = TCP_CLOSED;\r | |
312 | Tcb->Sk = Sk;\r | |
313 | ProtoData->TcpPcb = Tcb;\r | |
314 | \r | |
315 | return EFI_SUCCESS;\r | |
316 | }\r | |
317 | \r | |
120db52c | 318 | /**\r |
dfc1f033 | 319 | Detach the Pcb of the socket.\r |
120db52c | 320 | \r |
321 | @param Sk Pointer to the socket of this TCP instance.\r | |
e2851998 | 322 | \r |
120db52c | 323 | **/\r |
8a67d61d | 324 | VOID\r |
325 | Tcp4DetachPcb (\r | |
326 | IN SOCKET *Sk\r | |
327 | )\r | |
328 | {\r | |
329 | TCP4_PROTO_DATA *ProtoData;\r | |
330 | TCP_CB *Tcb;\r | |
331 | \r | |
332 | ProtoData = (TCP4_PROTO_DATA *) Sk->ProtoReserved;\r | |
333 | Tcb = ProtoData->TcpPcb;\r | |
334 | \r | |
335 | ASSERT (Tcb != NULL);\r | |
336 | \r | |
337 | Tcp4FlushPcb (Tcb);\r | |
338 | \r | |
216f7970 | 339 | //\r |
340 | // Close the IP protocol.\r | |
341 | //\r | |
342 | gBS->CloseProtocol (\r | |
343 | Tcb->IpInfo->ChildHandle,\r | |
344 | &gEfiIp4ProtocolGuid,\r | |
345 | ProtoData->TcpService->IpIo->Image,\r | |
346 | Sk->SockHandle\r | |
347 | );\r | |
348 | \r | |
8a67d61d | 349 | IpIoRemoveIp (ProtoData->TcpService->IpIo, Tcb->IpInfo);\r |
350 | \r | |
766c7483 | 351 | FreePool (Tcb);\r |
8a67d61d | 352 | \r |
353 | ProtoData->TcpPcb = NULL;\r | |
354 | }\r | |
355 | \r | |
356 | \r | |
357 | /**\r | |
dfc1f033 | 358 | Configure the Pcb using CfgData.\r |
8a67d61d | 359 | \r |
360 | @param Sk Pointer to the socket of this TCP instance.\r | |
8a67d61d | 361 | @param CfgData Pointer to the TCP configuration data.\r |
362 | \r | |
363 | @retval EFI_SUCCESS The operation is completed successfully.\r | |
364 | @retval EFI_INVALID_PARAMETER A same access point has been configured in\r | |
365 | another TCP instance.\r | |
366 | @retval EFI_OUT_OF_RESOURCES Failed due to resource limit.\r | |
367 | \r | |
368 | **/\r | |
8a67d61d | 369 | EFI_STATUS\r |
370 | Tcp4ConfigurePcb (\r | |
371 | IN SOCKET *Sk,\r | |
372 | IN EFI_TCP4_CONFIG_DATA *CfgData\r | |
373 | )\r | |
374 | {\r | |
8a67d61d | 375 | EFI_IP4_CONFIG_DATA IpCfgData;\r |
376 | EFI_STATUS Status;\r | |
377 | EFI_TCP4_OPTION *Option;\r | |
378 | TCP4_PROTO_DATA *TcpProto;\r | |
379 | TCP_CB *Tcb;\r | |
380 | \r | |
120db52c | 381 | ASSERT ((CfgData != NULL) && (Sk != NULL) && (Sk->SockHandle != NULL));\r |
8a67d61d | 382 | \r |
383 | TcpProto = (TCP4_PROTO_DATA *) Sk->ProtoReserved;\r | |
384 | Tcb = TcpProto->TcpPcb;\r | |
8a67d61d | 385 | \r |
386 | ASSERT (Tcb != NULL);\r | |
387 | \r | |
388 | //\r | |
389 | // Add Ip for send pkt to the peer\r | |
390 | //\r | |
fb115c61 | 391 | CopyMem (&IpCfgData, &mIp4IoDefaultIpConfigData, sizeof (IpCfgData));\r |
8a67d61d | 392 | IpCfgData.DefaultProtocol = EFI_IP_PROTO_TCP;\r |
393 | IpCfgData.UseDefaultAddress = CfgData->AccessPoint.UseDefaultAddress;\r | |
394 | IpCfgData.StationAddress = CfgData->AccessPoint.StationAddress;\r | |
395 | IpCfgData.SubnetMask = CfgData->AccessPoint.SubnetMask;\r | |
396 | IpCfgData.ReceiveTimeout = (UINT32) (-1);\r | |
397 | \r | |
398 | //\r | |
399 | // Configure the IP instance this Tcb consumes.\r | |
400 | //\r | |
401 | Status = IpIoConfigIp (Tcb->IpInfo, &IpCfgData);\r | |
402 | if (EFI_ERROR (Status)) {\r | |
403 | goto OnExit;\r | |
404 | }\r | |
405 | \r | |
406 | //\r | |
407 | // Get the default address info if the instance is configured to use default address.\r | |
408 | //\r | |
409 | if (CfgData->AccessPoint.UseDefaultAddress) {\r | |
410 | CfgData->AccessPoint.StationAddress = IpCfgData.StationAddress;\r | |
411 | CfgData->AccessPoint.SubnetMask = IpCfgData.SubnetMask;\r | |
412 | }\r | |
413 | \r | |
414 | //\r | |
415 | // check if we can bind this endpoint in CfgData\r | |
416 | //\r | |
417 | Status = Tcp4Bind (&(CfgData->AccessPoint));\r | |
418 | \r | |
419 | if (EFI_ERROR (Status)) {\r | |
e48e37fc | 420 | DEBUG ((EFI_D_ERROR, "Tcp4ConfigurePcb: Bind endpoint failed "\r |
8a67d61d | 421 | "with %r\n", Status));\r |
422 | \r | |
423 | goto OnExit;\r | |
424 | }\r | |
425 | \r | |
426 | //\r | |
427 | // Initalize the operating information in this Tcb\r | |
428 | //\r | |
429 | ASSERT (Tcb->State == TCP_CLOSED &&\r | |
e48e37fc | 430 | IsListEmpty (&Tcb->SndQue) &&\r |
431 | IsListEmpty (&Tcb->RcvQue));\r | |
8a67d61d | 432 | \r |
433 | TCP_SET_FLG (Tcb->CtrlFlag, TCP_CTRL_NO_KEEPALIVE);\r | |
434 | Tcb->State = TCP_CLOSED;\r | |
435 | \r | |
436 | Tcb->SndMss = 536;\r | |
437 | Tcb->RcvMss = TcpGetRcvMss (Sk);\r | |
438 | \r | |
439 | Tcb->SRtt = 0;\r | |
440 | Tcb->Rto = 3 * TCP_TICK_HZ;\r | |
441 | \r | |
442 | Tcb->CWnd = Tcb->SndMss;\r | |
443 | Tcb->Ssthresh = 0xffffffff;\r | |
444 | \r | |
445 | Tcb->CongestState = TCP_CONGEST_OPEN;\r | |
446 | \r | |
447 | Tcb->KeepAliveIdle = TCP_KEEPALIVE_IDLE_MIN;\r | |
448 | Tcb->KeepAlivePeriod = TCP_KEEPALIVE_PERIOD;\r | |
449 | Tcb->MaxKeepAlive = TCP_MAX_KEEPALIVE;\r | |
450 | Tcb->MaxRexmit = TCP_MAX_LOSS;\r | |
451 | Tcb->FinWait2Timeout = TCP_FIN_WAIT2_TIME;\r | |
452 | Tcb->TimeWaitTimeout = TCP_TIME_WAIT_TIME;\r | |
453 | Tcb->ConnectTimeout = TCP_CONNECT_TIME;\r | |
454 | \r | |
455 | //\r | |
456 | // initialize Tcb in the light of CfgData\r | |
457 | //\r | |
a78d176c | 458 | Tcb->Ttl = CfgData->TimeToLive;\r |
459 | Tcb->Tos = CfgData->TypeOfService;\r | |
8a67d61d | 460 | \r |
e5e12de7 | 461 | Tcb->UseDefaultAddr = CfgData->AccessPoint.UseDefaultAddress;\r |
462 | \r | |
e48e37fc | 463 | CopyMem (&Tcb->LocalEnd.Ip, &CfgData->AccessPoint.StationAddress, sizeof (IP4_ADDR));\r |
8a67d61d | 464 | Tcb->LocalEnd.Port = HTONS (CfgData->AccessPoint.StationPort);\r |
465 | Tcb->SubnetMask = CfgData->AccessPoint.SubnetMask;\r | |
466 | \r | |
e5e12de7 | 467 | if (CfgData->AccessPoint.ActiveFlag) {\r |
e48e37fc | 468 | CopyMem (&Tcb->RemoteEnd.Ip, &CfgData->AccessPoint.RemoteAddress, sizeof (IP4_ADDR));\r |
e5e12de7 | 469 | Tcb->RemoteEnd.Port = HTONS (CfgData->AccessPoint.RemotePort);\r |
470 | } else {\r | |
471 | Tcb->RemoteEnd.Ip = 0;\r | |
472 | Tcb->RemoteEnd.Port = 0;\r | |
473 | }\r | |
8a67d61d | 474 | \r |
475 | Option = CfgData->ControlOption;\r | |
476 | \r | |
477 | if (Option != NULL) {\r | |
478 | SET_RCV_BUFFSIZE (\r | |
479 | Sk,\r | |
4eb65aff | 480 | (UINT32) (TCP_COMP_VAL (\r |
481 | TCP_RCV_BUF_SIZE_MIN,\r | |
482 | TCP_RCV_BUF_SIZE,\r | |
483 | TCP_RCV_BUF_SIZE,\r | |
484 | Option->ReceiveBufferSize\r | |
485 | )\r | |
486 | )\r | |
8a67d61d | 487 | );\r |
488 | SET_SND_BUFFSIZE (\r | |
489 | Sk,\r | |
4eb65aff | 490 | (UINT32) (TCP_COMP_VAL (\r |
491 | TCP_SND_BUF_SIZE_MIN,\r | |
492 | TCP_SND_BUF_SIZE,\r | |
493 | TCP_SND_BUF_SIZE,\r | |
494 | Option->SendBufferSize\r | |
495 | )\r | |
496 | )\r | |
8a67d61d | 497 | );\r |
498 | \r | |
499 | SET_BACKLOG (\r | |
500 | Sk,\r | |
4eb65aff | 501 | (UINT32) (TCP_COMP_VAL (\r |
502 | TCP_BACKLOG_MIN,\r | |
503 | TCP_BACKLOG,\r | |
504 | TCP_BACKLOG,\r | |
505 | Option->MaxSynBackLog\r | |
506 | )\r | |
507 | )\r | |
8a67d61d | 508 | );\r |
509 | \r | |
510 | Tcb->MaxRexmit = (UINT16) TCP_COMP_VAL (\r | |
511 | TCP_MAX_LOSS_MIN,\r | |
512 | TCP_MAX_LOSS,\r | |
513 | TCP_MAX_LOSS,\r | |
514 | Option->DataRetries\r | |
515 | );\r | |
516 | Tcb->FinWait2Timeout = TCP_COMP_VAL (\r | |
517 | TCP_FIN_WAIT2_TIME,\r | |
518 | TCP_FIN_WAIT2_TIME_MAX,\r | |
519 | TCP_FIN_WAIT2_TIME,\r | |
4eb65aff | 520 | (UINT32) (Option->FinTimeout * TCP_TICK_HZ)\r |
8a67d61d | 521 | );\r |
522 | \r | |
523 | if (Option->TimeWaitTimeout != 0) {\r | |
524 | Tcb->TimeWaitTimeout = TCP_COMP_VAL (\r | |
525 | TCP_TIME_WAIT_TIME,\r | |
526 | TCP_TIME_WAIT_TIME_MAX,\r | |
527 | TCP_TIME_WAIT_TIME,\r | |
4eb65aff | 528 | (UINT32) (Option->TimeWaitTimeout * TCP_TICK_HZ)\r |
8a67d61d | 529 | );\r |
530 | } else {\r | |
531 | Tcb->TimeWaitTimeout = 0;\r | |
532 | }\r | |
533 | \r | |
534 | if (Option->KeepAliveProbes != 0) {\r | |
535 | TCP_CLEAR_FLG (Tcb->CtrlFlag, TCP_CTRL_NO_KEEPALIVE);\r | |
536 | \r | |
537 | Tcb->MaxKeepAlive = (UINT8) TCP_COMP_VAL (\r | |
538 | TCP_MAX_KEEPALIVE_MIN,\r | |
539 | TCP_MAX_KEEPALIVE,\r | |
540 | TCP_MAX_KEEPALIVE,\r | |
541 | Option->KeepAliveProbes\r | |
542 | );\r | |
543 | Tcb->KeepAliveIdle = TCP_COMP_VAL (\r | |
544 | TCP_KEEPALIVE_IDLE_MIN,\r | |
545 | TCP_KEEPALIVE_IDLE_MAX,\r | |
546 | TCP_KEEPALIVE_IDLE_MIN,\r | |
4eb65aff | 547 | (UINT32) (Option->KeepAliveTime * TCP_TICK_HZ)\r |
8a67d61d | 548 | );\r |
549 | Tcb->KeepAlivePeriod = TCP_COMP_VAL (\r | |
550 | TCP_KEEPALIVE_PERIOD_MIN,\r | |
551 | TCP_KEEPALIVE_PERIOD,\r | |
552 | TCP_KEEPALIVE_PERIOD,\r | |
4eb65aff | 553 | (UINT32) (Option->KeepAliveInterval * TCP_TICK_HZ)\r |
8a67d61d | 554 | );\r |
555 | }\r | |
556 | \r | |
557 | Tcb->ConnectTimeout = TCP_COMP_VAL (\r | |
558 | TCP_CONNECT_TIME_MIN,\r | |
559 | TCP_CONNECT_TIME,\r | |
560 | TCP_CONNECT_TIME,\r | |
4eb65aff | 561 | (UINT32) (Option->ConnectionTimeout * TCP_TICK_HZ)\r |
8a67d61d | 562 | );\r |
563 | \r | |
e2851998 | 564 | if (!Option->EnableNagle) {\r |
8a67d61d | 565 | TCP_SET_FLG (Tcb->CtrlFlag, TCP_CTRL_NO_NAGLE);\r |
566 | }\r | |
567 | \r | |
e2851998 | 568 | if (!Option->EnableTimeStamp) {\r |
8a67d61d | 569 | TCP_SET_FLG (Tcb->CtrlFlag, TCP_CTRL_NO_TS);\r |
570 | }\r | |
571 | \r | |
e2851998 | 572 | if (!Option->EnableWindowScaling) {\r |
8a67d61d | 573 | TCP_SET_FLG (Tcb->CtrlFlag, TCP_CTRL_NO_WS);\r |
574 | }\r | |
575 | }\r | |
576 | \r | |
e5e12de7 | 577 | //\r |
578 | // The socket is bound, the <SrcIp, SrcPort, DstIp, DstPort> is\r | |
579 | // determined, construct the IP device path and install it.\r | |
580 | //\r | |
581 | Status = TcpInstallDevicePath (Sk);\r | |
582 | if (EFI_ERROR (Status)) {\r | |
583 | goto OnExit;\r | |
584 | }\r | |
585 | \r | |
8a67d61d | 586 | //\r |
587 | // update state of Tcb and socket\r | |
588 | //\r | |
e2851998 | 589 | if (!CfgData->AccessPoint.ActiveFlag) {\r |
8a67d61d | 590 | \r |
591 | TcpSetState (Tcb, TCP_LISTEN);\r | |
592 | SockSetState (Sk, SO_LISTENING);\r | |
593 | \r | |
594 | Sk->ConfigureState = SO_CONFIGURED_PASSIVE;\r | |
595 | } else {\r | |
596 | \r | |
597 | Sk->ConfigureState = SO_CONFIGURED_ACTIVE;\r | |
598 | }\r | |
599 | \r | |
600 | TcpInsertTcb (Tcb);\r | |
601 | \r | |
602 | OnExit:\r | |
603 | \r | |
604 | return Status;\r | |
605 | }\r | |
606 | \r | |
607 | \r | |
608 | /**\r | |
609 | The procotol handler provided to the socket layer, used to\r | |
610 | dispatch the socket level requests by calling the corresponding\r | |
611 | TCP layer functions.\r | |
612 | \r | |
613 | @param Sock Pointer to the socket of this TCP instance.\r | |
614 | @param Request The code of this operation request.\r | |
615 | @param Data Pointer to the operation specific data passed in\r | |
616 | together with the operation request.\r | |
617 | \r | |
618 | @retval EFI_SUCCESS The socket request is completed successfully.\r | |
619 | @retval other The error status returned by the corresponding TCP\r | |
620 | layer function.\r | |
621 | \r | |
622 | **/\r | |
623 | EFI_STATUS\r | |
624 | Tcp4Dispatcher (\r | |
625 | IN SOCKET *Sock,\r | |
f6b7393c | 626 | IN UINT8 Request,\r |
8a67d61d | 627 | IN VOID *Data OPTIONAL\r |
628 | )\r | |
629 | {\r | |
630 | TCP_CB *Tcb;\r | |
631 | TCP4_PROTO_DATA *ProtoData;\r | |
632 | EFI_IP4_PROTOCOL *Ip;\r | |
633 | \r | |
634 | ProtoData = (TCP4_PROTO_DATA *) Sock->ProtoReserved;\r | |
635 | Tcb = ProtoData->TcpPcb;\r | |
636 | \r | |
637 | switch (Request) {\r | |
638 | case SOCK_POLL:\r | |
2a2e33b2 | 639 | Ip = ProtoData->TcpService->IpIo->Ip.Ip4;\r |
8a67d61d | 640 | Ip->Poll (Ip);\r |
641 | break;\r | |
642 | \r | |
643 | case SOCK_CONSUMED:\r | |
644 | //\r | |
645 | // After user received data from socket buffer, socket will\r | |
646 | // notify TCP using this message to give it a chance to send out\r | |
647 | // window update information\r | |
648 | //\r | |
120db52c | 649 | ASSERT (Tcb != NULL);\r |
8a67d61d | 650 | TcpOnAppConsume (Tcb);\r |
651 | break;\r | |
652 | \r | |
653 | case SOCK_SND:\r | |
654 | \r | |
120db52c | 655 | ASSERT (Tcb != NULL);\r |
8a67d61d | 656 | TcpOnAppSend (Tcb);\r |
657 | break;\r | |
658 | \r | |
659 | case SOCK_CLOSE:\r | |
660 | \r | |
661 | TcpOnAppClose (Tcb);\r | |
662 | \r | |
663 | break;\r | |
664 | \r | |
665 | case SOCK_ABORT:\r | |
666 | \r | |
667 | TcpOnAppAbort (Tcb);\r | |
668 | \r | |
669 | break;\r | |
670 | \r | |
671 | case SOCK_SNDPUSH:\r | |
672 | Tcb->SndPsh = TcpGetMaxSndNxt (Tcb) + GET_SND_DATASIZE (Tcb->Sk);\r | |
673 | TCP_SET_FLG (Tcb->CtrlFlag, TCP_CTRL_SND_PSH);\r | |
674 | \r | |
675 | break;\r | |
676 | \r | |
677 | case SOCK_SNDURG:\r | |
678 | Tcb->SndUp = TcpGetMaxSndNxt (Tcb) + GET_SND_DATASIZE (Tcb->Sk) - 1;\r | |
679 | TCP_SET_FLG (Tcb->CtrlFlag, TCP_CTRL_SND_URG);\r | |
680 | \r | |
681 | break;\r | |
682 | \r | |
683 | case SOCK_CONNECT:\r | |
684 | \r | |
685 | TcpOnAppConnect (Tcb);\r | |
686 | \r | |
687 | break;\r | |
688 | \r | |
689 | case SOCK_ATTACH:\r | |
690 | \r | |
691 | return Tcp4AttachPcb (Sock);\r | |
692 | \r | |
8a67d61d | 693 | case SOCK_FLUSH:\r |
694 | \r | |
695 | Tcp4FlushPcb (Tcb);\r | |
696 | \r | |
697 | break;\r | |
698 | \r | |
699 | case SOCK_DETACH:\r | |
700 | \r | |
701 | Tcp4DetachPcb (Sock);\r | |
702 | \r | |
703 | break;\r | |
704 | \r | |
705 | case SOCK_CONFIGURE:\r | |
706 | \r | |
707 | return Tcp4ConfigurePcb (\r | |
708 | Sock,\r | |
709 | (EFI_TCP4_CONFIG_DATA *) Data\r | |
710 | );\r | |
711 | \r | |
8a67d61d | 712 | case SOCK_MODE:\r |
713 | \r | |
120db52c | 714 | ASSERT ((Data != NULL) && (Tcb != NULL));\r |
8a67d61d | 715 | \r |
716 | return Tcp4GetMode (Tcb, (TCP4_MODE_DATA *) Data);\r | |
717 | \r | |
8a67d61d | 718 | case SOCK_ROUTE:\r |
719 | \r | |
120db52c | 720 | ASSERT ((Data != NULL) && (Tcb != NULL));\r |
8a67d61d | 721 | \r |
722 | return Tcp4Route (Tcb, (TCP4_ROUTE_INFO *) Data);\r | |
723 | \r | |
b61439a7 | 724 | default:\r |
725 | return EFI_UNSUPPORTED;\r | |
8a67d61d | 726 | }\r |
727 | \r | |
728 | return EFI_SUCCESS;\r | |
729 | \r | |
730 | }\r |