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d1f95000 | 1 | /** @file\r |
4ca9b6c4 | 2 | UDP4 Service Binding Protocol as defined in UEFI specification.\r |
842f5579 | 3 | \r |
4ca9b6c4 LG |
4 | The EFI UDPv4 Protocol provides simple packet-oriented services \r |
5 | to transmit and receive UDP packets. \r | |
6 | \r | |
7 | Copyright (c) 2006 - 2008, Intel Corporation \r | |
d1f95000 | 8 | All rights reserved. This program and the accompanying materials \r |
9 | are licensed and made available under the terms and conditions of the BSD License \r | |
10 | which accompanies this distribution. The full text of the license may be found at \r | |
11 | http://opensource.org/licenses/bsd-license.php \r | |
12 | \r | |
13 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r | |
14 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r | |
15 | \r | |
d1f95000 | 16 | **/\r |
17 | \r | |
18 | #ifndef __EFI_UDP4_PROTOCOL_H__\r | |
19 | #define __EFI_UDP4_PROTOCOL_H__\r | |
20 | \r | |
21 | #include <Protocol/Ip4.h>\r | |
22 | //\r | |
23 | //GUID definitions\r | |
24 | //\r | |
25 | #define EFI_UDP4_SERVICE_BINDING_PROTOCOL_GUID \\r | |
26 | { \\r | |
27 | 0x83f01464, 0x99bd, 0x45e5, {0xb3, 0x83, 0xaf, 0x63, 0x05, 0xd8, 0xe9, 0xe6 } \\r | |
28 | }\r | |
29 | \r | |
30 | #define EFI_UDP4_PROTOCOL_GUID \\r | |
31 | { \\r | |
32 | 0x3ad9df29, 0x4501, 0x478d, {0xb1, 0xf8, 0x7f, 0x7f, 0xe7, 0x0e, 0x50, 0xf3 } \\r | |
33 | }\r | |
34 | \r | |
35 | typedef struct _EFI_UDP4_PROTOCOL EFI_UDP4_PROTOCOL; \r | |
36 | \r | |
37 | typedef struct {\r | |
38 | EFI_HANDLE InstanceHandle;\r | |
39 | EFI_IPv4_ADDRESS LocalAddress;\r | |
40 | UINT16 LocalPort;\r | |
41 | EFI_IPv4_ADDRESS RemoteAddress;\r | |
42 | UINT16 RemotePort;\r | |
43 | } EFI_UDP4_SERVICE_POINT; \r | |
44 | \r | |
45 | typedef struct {\r | |
46 | EFI_HANDLE DriverHandle;\r | |
47 | UINT32 ServiceCount;\r | |
48 | EFI_UDP4_SERVICE_POINT Services[1];\r | |
49 | } EFI_UDP4_VARIABLE_DATA;\r | |
50 | \r | |
51 | //\r | |
52 | //ICMP error definitions\r | |
53 | //\r | |
54 | #define EFI_NETWORK_UNREACHABLE EFIERR(100)\r | |
55 | #define EFI_HOST_UNREACHABLE EFIERR(101) \r | |
56 | #define EFI_PROTOCOL_UNREACHABLE EFIERR(102)\r | |
57 | #define EFI_PORT_UNREACHABLE EFIERR(103)\r | |
58 | \r | |
59 | \r | |
60 | typedef struct {\r | |
61 | UINT32 FragmentLength;\r | |
62 | VOID *FragmentBuffer;\r | |
63 | } EFI_UDP4_FRAGMENT_DATA;\r | |
64 | \r | |
65 | typedef struct {\r | |
66 | EFI_IPv4_ADDRESS SourceAddress;\r | |
67 | UINT16 SourcePort;\r | |
68 | EFI_IPv4_ADDRESS DestinationAddress;\r | |
69 | UINT16 DestinationPort;\r | |
70 | } EFI_UDP4_SESSION_DATA;\r | |
71 | typedef struct {\r | |
72 | //\r | |
73 | // Receiving Filters\r | |
74 | //\r | |
75 | BOOLEAN AcceptBroadcast;\r | |
76 | BOOLEAN AcceptPromiscuous;\r | |
77 | BOOLEAN AcceptAnyPort;\r | |
78 | BOOLEAN AllowDuplicatePort;\r | |
79 | //\r | |
80 | // I/O parameters\r | |
81 | //\r | |
82 | UINT8 TypeOfService;\r | |
83 | UINT8 TimeToLive;\r | |
84 | BOOLEAN DoNotFragment;\r | |
85 | UINT32 ReceiveTimeout;\r | |
86 | UINT32 TransmitTimeout;\r | |
87 | //\r | |
88 | // Access Point\r | |
89 | //\r | |
90 | BOOLEAN UseDefaultAddress;\r | |
91 | EFI_IPv4_ADDRESS StationAddress;\r | |
92 | EFI_IPv4_ADDRESS SubnetMask;\r | |
93 | UINT16 StationPort;\r | |
94 | EFI_IPv4_ADDRESS RemoteAddress;\r | |
95 | UINT16 RemotePort;\r | |
96 | } EFI_UDP4_CONFIG_DATA;\r | |
97 | \r | |
98 | typedef struct {\r | |
99 | EFI_UDP4_SESSION_DATA *UdpSessionData; //OPTIONAL\r | |
100 | EFI_IPv4_ADDRESS *GatewayAddress; //OPTIONAL\r | |
101 | UINT32 DataLength;\r | |
102 | UINT32 FragmentCount; \r | |
103 | EFI_UDP4_FRAGMENT_DATA FragmentTable[1];\r | |
104 | } EFI_UDP4_TRANSMIT_DATA;\r | |
105 | \r | |
106 | typedef struct {\r | |
107 | EFI_TIME TimeStamp;\r | |
108 | EFI_EVENT RecycleSignal;\r | |
109 | EFI_UDP4_SESSION_DATA UdpSession;\r | |
110 | UINT32 DataLength;\r | |
111 | UINT32 FragmentCount;\r | |
112 | EFI_UDP4_FRAGMENT_DATA FragmentTable[1];\r | |
113 | } EFI_UDP4_RECEIVE_DATA;\r | |
114 | \r | |
115 | \r | |
116 | typedef struct {\r | |
117 | EFI_EVENT Event;\r | |
118 | EFI_STATUS Status;\r | |
119 | union {\r | |
120 | EFI_UDP4_RECEIVE_DATA *RxData;\r | |
121 | EFI_UDP4_TRANSMIT_DATA *TxData;\r | |
122 | } Packet;\r | |
123 | } EFI_UDP4_COMPLETION_TOKEN;\r | |
124 | \r | |
125 | /**\r | |
126 | Reads the current operational settings.\r | |
127 | \r | |
30c99a72 | 128 | The GetModeData() function copies the current operational settings of this EFI\r |
129 | UDPv4 Protocol instance into user-supplied buffers. This function is used\r | |
130 | optionally to retrieve the operational mode data of underlying networks or\r | |
131 | drivers.\r | |
132 | \r | |
d1f95000 | 133 | @param This Pointer to the EFI_UDP4_PROTOCOL instance.\r |
134 | @param Udp4ConfigData Pointer to the buffer to receive the current configuration data.\r | |
135 | @param Ip4ModeData Pointer to the EFI IPv4 Protocol mode data structure.\r | |
136 | @param MnpConfigData Pointer to the managed network configuration data structure.\r | |
137 | @param SnpModeData Pointer to the simple network mode data structure.\r | |
138 | \r | |
139 | @retval EFI_SUCCESS The mode data was read.\r | |
140 | @retval EFI_NOT_STARTED When Udp4ConfigData is queried, no configuration data is\r | |
141 | available because this instance has not been started.\r | |
142 | @retval EFI_INVALID_PARAMETER This is NULL.\r | |
143 | \r | |
144 | **/\r | |
145 | typedef\r | |
146 | EFI_STATUS\r | |
8b13229b | 147 | (EFIAPI *EFI_UDP4_GET_MODE_DATA)(\r |
d1f95000 | 148 | IN EFI_UDP4_PROTOCOL *This,\r |
149 | OUT EFI_UDP4_CONFIG_DATA *Udp4ConfigData OPTIONAL,\r | |
150 | OUT EFI_IP4_MODE_DATA *Ip4ModeData OPTIONAL,\r | |
151 | OUT EFI_MANAGED_NETWORK_CONFIG_DATA *MnpConfigData OPTIONAL,\r | |
152 | OUT EFI_SIMPLE_NETWORK_MODE *SnpModeData OPTIONAL\r | |
ed66e1bc | 153 | ); \r |
d1f95000 | 154 | \r |
155 | \r | |
156 | /**\r | |
157 | Initializes, changes, or resets the operational parameters for this instance of the EFI UDPv4\r | |
158 | Protocol.\r | |
30c99a72 | 159 | \r |
160 | The Configure() function is used to do the following:\r | |
161 | * Initialize and start this instance of the EFI UDPv4 Protocol.\r | |
162 | * Change the filtering rules and operational parameters.\r | |
163 | * Reset this instance of the EFI UDPv4 Protocol.\r | |
164 | Until these parameters are initialized, no network traffic can be sent or\r | |
165 | received by this instance. This instance can be also reset by calling Configure()\r | |
166 | with UdpConfigData set to NULL. Once reset, the receiving queue and transmitting\r | |
167 | queue are flushed and no traffic is allowed through this instance.\r | |
168 | With different parameters in UdpConfigData, Configure() can be used to bind\r | |
169 | this instance to specified port.\r | |
d1f95000 | 170 | \r |
171 | @param This Pointer to the EFI_UDP4_PROTOCOL instance.\r | |
172 | @param Udp4ConfigData Pointer to the buffer to receive the current configuration data.\r | |
173 | \r | |
174 | @retval EFI_SUCCESS The configuration settings were set, changed, or reset successfully.\r | |
175 | @retval EFI_NO_MAPPING When using a default address, configuration (DHCP, BOOTP,\r | |
176 | RARP, etc.) is not finished yet.\r | |
177 | @retval EFI_INVALID_PARAMETER One or more following conditions are TRUE:\r | |
178 | @retval EFI_ALREADY_STARTED The EFI UDPv4 Protocol instance is already started/configured\r | |
179 | and must be stopped/reset before it can be reconfigured.\r | |
180 | @retval EFI_ACCESS_DENIED UdpConfigData. AllowDuplicatePort is FALSE\r | |
181 | and UdpConfigData.StationPort is already used by\r | |
182 | other instance.\r | |
183 | @retval EFI_OUT_OF_RESOURCES The EFI UDPv4 Protocol driver cannot allocate memory for this\r | |
184 | EFI UDPv4 Protocol instance.\r | |
185 | @retval EFI_DEVICE_ERROR An unexpected network or system error occurred and this instance\r | |
186 | was not opened. \r | |
187 | \r | |
188 | **/\r | |
189 | typedef\r | |
190 | EFI_STATUS\r | |
8b13229b | 191 | (EFIAPI *EFI_UDP4_CONFIGURE)(\r |
d1f95000 | 192 | IN EFI_UDP4_PROTOCOL *This,\r |
193 | IN EFI_UDP4_CONFIG_DATA *UdpConfigData OPTIONAL\r | |
ed66e1bc | 194 | ); \r |
d1f95000 | 195 | \r |
196 | /**\r | |
197 | Joins and leaves multicast groups.\r | |
30c99a72 | 198 | \r |
199 | The Groups() function is used to enable and disable the multicast group\r | |
200 | filtering. If the JoinFlag is FALSE and the MulticastAddress is NULL, then all\r | |
201 | currently joined groups are left.\r | |
d1f95000 | 202 | \r |
203 | @param This Pointer to the EFI_UDP4_PROTOCOL instance.\r | |
204 | @param JoinFlag Set to TRUE to join a multicast group. Set to FALSE to leave one\r | |
205 | or all multicast groups.\r | |
206 | @param MulticastAddress Pointer to multicast group address to join or leave.\r | |
207 | \r | |
208 | @retval EFI_SUCCESS The operation completed successfully.\r | |
209 | @retval EFI_NOT_STARTED The EFI UDPv4 Protocol instance has not been started.\r | |
210 | @retval EFI_NO_MAPPING When using a default address, configuration (DHCP, BOOTP,\r | |
211 | RARP, etc.) is not finished yet.\r | |
212 | @retval EFI_OUT_OF_RESOURCES Could not allocate resources to join the group.\r | |
213 | @retval EFI_INVALID_PARAMETER One or more of the following conditions is TRUE:\r | |
214 | - This is NULL.\r | |
215 | - JoinFlag is TRUE and MulticastAddress is NULL.\r | |
216 | - JoinFlag is TRUE and *MulticastAddress is not\r | |
217 | a valid multicast address.\r | |
218 | @retval EFI_ALREADY_STARTED The group address is already in the group table (when\r | |
219 | JoinFlag is TRUE).\r | |
220 | @retval EFI_NOT_FOUND The group address is not in the group table (when JoinFlag is\r | |
221 | FALSE).\r | |
222 | @retval EFI_DEVICE_ERROR An unexpected system or network error occurred.\r | |
223 | \r | |
224 | **/\r | |
225 | typedef\r | |
226 | EFI_STATUS\r | |
8b13229b | 227 | (EFIAPI *EFI_UDP4_GROUPS)(\r |
d1f95000 | 228 | IN EFI_UDP4_PROTOCOL *This,\r |
229 | IN BOOLEAN JoinFlag,\r | |
230 | IN EFI_IPv4_ADDRESS *MulticastAddress OPTIONAL\r | |
ed66e1bc | 231 | ); \r |
d1f95000 | 232 | \r |
233 | /**\r | |
234 | Adds and deletes routing table entries.\r | |
30c99a72 | 235 | \r |
236 | The Routes() function adds a route to or deletes a route from the routing table.\r | |
237 | Routes are determined by comparing the SubnetAddress with the destination IP\r | |
238 | address and arithmetically AND-ing it with the SubnetMask. The gateway address\r | |
239 | must be on the same subnet as the configured station address.\r | |
240 | The default route is added with SubnetAddress and SubnetMask both set to 0.0.0.0.\r | |
241 | The default route matches all destination IP addresses that do not match any\r | |
242 | other routes.\r | |
243 | A zero GatewayAddress is a nonroute. Packets are sent to the destination IP\r | |
244 | address if it can be found in the Address Resolution Protocol (ARP) cache or\r | |
245 | on the local subnet. One automatic nonroute entry will be inserted into the\r | |
246 | routing table for outgoing packets that are addressed to a local subnet\r | |
247 | (gateway address of 0.0.0.0).\r | |
248 | Each instance of the EFI UDPv4 Protocol has its own independent routing table.\r | |
249 | Instances of the EFI UDPv4 Protocol that use the default IP address will also\r | |
250 | have copies of the routing table provided by the EFI_IP4_CONFIG_PROTOCOL. These\r | |
251 | copies will be updated automatically whenever the IP driver reconfigures its\r | |
252 | instances; as a result, the previous modification to these copies will be lost.\r | |
d1f95000 | 253 | \r |
254 | @param This Pointer to the EFI_UDP4_PROTOCOL instance.\r | |
255 | @param DeleteRoute Set to TRUE to delete this route from the routing table.\r | |
256 | Set to FALSE to add this route to the routing table.\r | |
257 | @param SubnetAddress The destination network address that needs to be routed.\r | |
258 | @param SubnetMask The subnet mask of SubnetAddress.\r | |
259 | @param GatewayAddress The gateway IP address for this route.\r | |
260 | \r | |
261 | @retval EFI_SUCCESS The operation completed successfully.\r | |
262 | @retval EFI_NOT_STARTED The EFI UDPv4 Protocol instance has not been started.\r | |
263 | @retval EFI_NO_MAPPING When using a default address, configuration (DHCP, BOOTP,\r | |
264 | - RARP, etc.) is not finished yet.\r | |
265 | @retval EFI_INVALID_PARAMETER One or more parameters are invalid.\r | |
266 | @retval EFI_OUT_OF_RESOURCES Could not add the entry to the routing table.\r | |
267 | @retval EFI_NOT_FOUND This route is not in the routing table.\r | |
268 | @retval EFI_ACCESS_DENIED The route is already defined in the routing table.\r | |
269 | \r | |
270 | **/\r | |
271 | typedef\r | |
272 | EFI_STATUS\r | |
8b13229b | 273 | (EFIAPI *EFI_UDP4_ROUTES)(\r |
d1f95000 | 274 | IN EFI_UDP4_PROTOCOL *This,\r |
275 | IN BOOLEAN DeleteRoute,\r | |
276 | IN EFI_IPv4_ADDRESS *SubnetAddress,\r | |
277 | IN EFI_IPv4_ADDRESS *SubnetMask,\r | |
278 | IN EFI_IPv4_ADDRESS *GatewayAddress\r | |
ed66e1bc | 279 | ); \r |
d1f95000 | 280 | \r |
281 | /**\r | |
282 | Polls for incoming data packets and processes outgoing data packets.\r | |
30c99a72 | 283 | \r |
284 | The Poll() function can be used by network drivers and applications to increase\r | |
285 | the rate that data packets are moved between the communications device and the\r | |
286 | transmit and receive queues.\r | |
287 | In some systems, the periodic timer event in the managed network driver may not\r | |
288 | poll the underlying communications device fast enough to transmit and/or receive\r | |
289 | all data packets without missing incoming packets or dropping outgoing packets.\r | |
290 | Drivers and applications that are experiencing packet loss should try calling\r | |
291 | the Poll() function more often.\r | |
d1f95000 | 292 | \r |
293 | @param This Pointer to the EFI_UDP4_PROTOCOL instance.\r | |
294 | \r | |
295 | @retval EFI_SUCCESS Incoming or outgoing data was processed.\r | |
296 | @retval EFI_INVALID_PARAMETER This is NULL.\r | |
297 | @retval EFI_DEVICE_ERROR An unexpected system or network error occurred.\r | |
298 | @retval EFI_TIMEOUT Data was dropped out of the transmit and/or receive queue.\r | |
299 | \r | |
300 | **/\r | |
301 | typedef\r | |
302 | EFI_STATUS\r | |
8b13229b | 303 | (EFIAPI *EFI_UDP4_POLL)(\r |
d1f95000 | 304 | IN EFI_UDP4_PROTOCOL *This\r |
ed66e1bc | 305 | ); \r |
d1f95000 | 306 | \r |
307 | /**\r | |
308 | Places an asynchronous receive request into the receiving queue.\r | |
30c99a72 | 309 | \r |
310 | The Receive() function places a completion token into the receive packet queue.\r | |
311 | This function is always asynchronous.\r | |
312 | The caller must fill in the Token.Event field in the completion token, and this\r | |
313 | field cannot be NULL. When the receive operation completes, the EFI UDPv4 Protocol\r | |
314 | driver updates the Token.Status and Token.Packet.RxData fields and the Token.Event\r | |
315 | is signaled. Providing a proper notification function and context for the event\r | |
316 | will enable the user to receive the notification and receiving status. That\r | |
317 | notification function is guaranteed to not be re-entered.\r | |
d1f95000 | 318 | \r |
319 | @param This Pointer to the EFI_UDP4_PROTOCOL instance.\r | |
320 | @param Token Pointer to a token that is associated with the receive data\r | |
321 | descriptor.\r | |
322 | \r | |
323 | @retval EFI_SUCCESS The receive completion token was cached.\r | |
324 | @retval EFI_NOT_STARTED This EFI UDPv4 Protocol instance has not been started.\r | |
325 | @retval EFI_NO_MAPPING When using a default address, configuration (DHCP, BOOTP, RARP, etc.)\r | |
326 | is not finished yet.\r | |
327 | @retval EFI_INVALID_PARAMETER One or more of the following conditions is TRUE:\r | |
328 | @retval EFI_OUT_OF_RESOURCES The receive completion token could not be queued due to a lack of system\r | |
329 | resources (usually memory).\r | |
330 | @retval EFI_DEVICE_ERROR An unexpected system or network error occurred.\r | |
331 | @retval EFI_ACCESS_DENIED A receive completion token with the same Token.Event was already in\r | |
332 | the receive queue.\r | |
333 | @retval EFI_NOT_READY The receive request could not be queued because the receive queue is full.\r | |
334 | \r | |
335 | **/\r | |
336 | typedef\r | |
337 | EFI_STATUS\r | |
8b13229b | 338 | (EFIAPI *EFI_UDP4_RECEIVE)(\r |
d1f95000 | 339 | IN EFI_UDP4_PROTOCOL *This,\r |
340 | IN EFI_UDP4_COMPLETION_TOKEN *Token\r | |
ed66e1bc | 341 | ); \r |
d1f95000 | 342 | \r |
343 | /**\r | |
344 | Queues outgoing data packets into the transmit queue.\r | |
30c99a72 | 345 | \r |
346 | The Transmit() function places a sending request to this instance of the EFI\r | |
347 | UDPv4 Protocol, alongside the transmit data that was filled by the user. Whenever\r | |
348 | the packet in the token is sent out or some errors occur, the Token.Event will\r | |
349 | be signaled and Token.Status is updated. Providing a proper notification function\r | |
350 | and context for the event will enable the user to receive the notification and\r | |
351 | transmitting status.\r | |
d1f95000 | 352 | \r |
353 | @param This Pointer to the EFI_UDP4_PROTOCOL instance.\r | |
354 | @param Token Pointer to the completion token that will be placed into the\r | |
355 | transmit queue.\r | |
356 | \r | |
357 | @retval EFI_SUCCESS The data has been queued for transmission.\r | |
358 | @retval EFI_NOT_STARTED This EFI UDPv4 Protocol instance has not been started.\r | |
359 | @retval EFI_NO_MAPPING When using a default address, configuration (DHCP, BOOTP,\r | |
360 | RARP, etc.) is not finished yet.\r | |
361 | @retval EFI_INVALID_PARAMETER One or more parameters are invalid.\r | |
362 | @retval EFI_ACCESS_DENIED The transmit completion token with the same\r | |
363 | Token.Event was already in the transmit queue.\r | |
364 | @retval EFI_NOT_READY The completion token could not be queued because the\r | |
365 | transmit queue is full.\r | |
366 | @retval EFI_OUT_OF_RESOURCES Could not queue the transmit data.\r | |
367 | @retval EFI_NOT_FOUND There is no route to the destination network or address.\r | |
368 | @retval EFI_BAD_BUFFER_SIZE The data length is greater than the maximum UDP packet\r | |
369 | size. Or the length of the IP header + UDP header + data\r | |
370 | length is greater than MTU if DoNotFragment is TRUE.\r | |
371 | \r | |
372 | **/\r | |
373 | typedef\r | |
374 | EFI_STATUS\r | |
8b13229b | 375 | (EFIAPI *EFI_UDP4_TRANSMIT)(\r |
d1f95000 | 376 | IN EFI_UDP4_PROTOCOL *This,\r |
377 | IN EFI_UDP4_COMPLETION_TOKEN *Token\r | |
ed66e1bc | 378 | ); \r |
d1f95000 | 379 | \r |
380 | /**\r | |
381 | Aborts an asynchronous transmit or receive request.\r | |
30c99a72 | 382 | \r |
383 | The Cancel() function is used to abort a pending transmit or receive request.\r | |
384 | If the token is in the transmit or receive request queues, after calling this\r | |
385 | function, Token.Status will be set to EFI_ABORTED and then Token.Event will be\r | |
386 | signaled. If the token is not in one of the queues, which usually means that\r | |
387 | the asynchronous operation has completed, this function will not signal the\r | |
388 | token and EFI_NOT_FOUND is returned.\r | |
d1f95000 | 389 | \r |
390 | @param This Pointer to the EFI_UDP4_PROTOCOL instance.\r | |
391 | @param Token Pointer to a token that has been issued by\r | |
392 | EFI_UDP4_PROTOCOL.Transmit() or\r | |
393 | EFI_UDP4_PROTOCOL.Receive().If NULL, all pending\r | |
394 | tokens are aborted.\r | |
395 | \r | |
396 | @retval EFI_SUCCESS The asynchronous I/O request was aborted and Token.Event\r | |
397 | was signaled. When Token is NULL, all pending requests are\r | |
398 | aborted and their events are signaled.\r | |
399 | @retval EFI_INVALID_PARAMETER This is NULL.\r | |
400 | @retval EFI_NOT_STARTED This instance has not been started.\r | |
401 | @retval EFI_NO_MAPPING When using the default address, configuration (DHCP, BOOTP,\r | |
402 | RARP, etc.) is not finished yet.\r | |
403 | @retval EFI_NOT_FOUND When Token is not NULL, the asynchronous I/O request was\r | |
404 | not found in the transmit or receive queue. It has either completed\r | |
405 | or was not issued by Transmit() and Receive().\r | |
406 | \r | |
407 | **/\r | |
408 | typedef\r | |
409 | EFI_STATUS\r | |
410 | (EFIAPI *EFI_UDP4_CANCEL)(\r | |
411 | IN EFI_UDP4_PROTOCOL *This,\r | |
412 | IN EFI_UDP4_COMPLETION_TOKEN *Token OPTIONAL\r | |
ed66e1bc | 413 | ); \r |
d1f95000 | 414 | \r |
44717a39 | 415 | ///\r |
416 | /// The EFI_UDP4_PROTOCOL defines an EFI UDPv4 Protocol session that can be used \r | |
417 | /// by any network drivers, applications, or daemons to transmit or receive UDP packets. \r | |
418 | /// This protocol instance can either be bound to a specified port as a service or \r | |
419 | /// connected to some remote peer as an active client. Each instance has its own settings, \r | |
420 | /// such as the routing table and group table, which are independent from each other.\r | |
421 | ///\r | |
d1f95000 | 422 | struct _EFI_UDP4_PROTOCOL {\r |
423 | EFI_UDP4_GET_MODE_DATA GetModeData;\r | |
424 | EFI_UDP4_CONFIGURE Configure;\r | |
425 | EFI_UDP4_GROUPS Groups;\r | |
426 | EFI_UDP4_ROUTES Routes;\r | |
427 | EFI_UDP4_TRANSMIT Transmit;\r | |
428 | EFI_UDP4_RECEIVE Receive;\r | |
429 | EFI_UDP4_CANCEL Cancel;\r | |
430 | EFI_UDP4_POLL Poll;\r | |
431 | };\r | |
432 | \r | |
433 | extern EFI_GUID gEfiUdp4ServiceBindingProtocolGuid;\r | |
434 | extern EFI_GUID gEfiUdp4ProtocolGuid;\r | |
435 | \r | |
436 | #endif\r |