]>
Commit | Line | Data |
---|---|---|
d7ce7006 | 1 | /** @file\r |
2 | Definitions for the EFI Socket protocol.\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 | |
13 | **/\r | |
14 | \r | |
15 | #ifndef _EFI_SOCKET_H_\r | |
16 | #define _EFI_SOCKET_H_\r | |
17 | \r | |
18 | #include <errno.h>\r | |
19 | #include <Uefi.h>\r | |
20 | \r | |
21 | #include <netinet/in.h>\r | |
22 | \r | |
23 | #include <sys/poll.h>\r | |
24 | #include <sys/socket.h>\r | |
25 | \r | |
26 | //------------------------------------------------------------------------------\r | |
27 | // Data Types\r | |
28 | //------------------------------------------------------------------------------\r | |
29 | \r | |
a88c3163 | 30 | /**\r |
31 | EfiSocketLib (SocketDxe) interface \r | |
32 | **/\r | |
d7ce7006 | 33 | typedef struct _EFI_SOCKET_PROTOCOL EFI_SOCKET_PROTOCOL;\r |
34 | \r | |
35 | /**\r | |
36 | Constructor/Destructor\r | |
37 | \r | |
38 | @retval EFI_SUCCESS The operation was successful\r | |
39 | \r | |
40 | **/\r | |
41 | typedef\r | |
42 | EFI_STATUS\r | |
43 | (* PFN_ESL_xSTRUCTOR) (\r | |
44 | VOID\r | |
45 | );\r | |
46 | \r | |
47 | //------------------------------------------------------------------------------\r | |
48 | // Data\r | |
49 | //------------------------------------------------------------------------------\r | |
50 | \r | |
a88c3163 | 51 | extern PFN_ESL_xSTRUCTOR mpfnEslConstructor; ///< Constructor address for EslSocketLib\r |
52 | extern PFN_ESL_xSTRUCTOR mpfnEslDestructor; ///< Destructor address for EslSocketLib\r | |
d7ce7006 | 53 | \r |
a88c3163 | 54 | extern EFI_GUID gEfiSocketProtocolGuid; ///< Socket protocol GUID\r |
55 | extern EFI_GUID gEfiSocketServiceBindingProtocolGuid; ///< Socket layer service binding protocol GUID\r | |
d7ce7006 | 56 | \r |
57 | //------------------------------------------------------------------------------\r | |
58 | // Socket API\r | |
59 | //------------------------------------------------------------------------------\r | |
60 | \r | |
61 | /**\r | |
62 | Accept a network connection.\r | |
63 | \r | |
a88c3163 | 64 | This routine calls the network specific layer to remove the next\r |
65 | connection from the FIFO.\r | |
d7ce7006 | 66 | \r |
a88c3163 | 67 | The ::accept calls this routine to poll for a network\r |
68 | connection to the socket. When a connection is available\r | |
69 | this routine returns the ::EFI_SOCKET_PROTOCOL structure address\r | |
70 | associated with the new socket and the remote network address\r | |
71 | if requested.\r | |
72 | \r | |
73 | @param [in] pSocketProtocol Address of the ::EFI_SOCKET_PROTOCOL structure.\r | |
d7ce7006 | 74 | \r |
75 | @param [in] pSockAddr Address of a buffer to receive the remote\r | |
76 | network address.\r | |
77 | \r | |
78 | @param [in, out] pSockAddrLength Length in bytes of the address buffer.\r | |
79 | On output specifies the length of the\r | |
80 | remote network address.\r | |
81 | \r | |
a88c3163 | 82 | @param [out] ppSocketProtocol Address of a buffer to receive the\r |
83 | ::EFI_SOCKET_PROTOCOL instance\r | |
84 | associated with the new socket.\r | |
d7ce7006 | 85 | \r |
86 | @param [out] pErrno Address to receive the errno value upon completion.\r | |
87 | \r | |
88 | @retval EFI_SUCCESS New connection successfully created\r | |
89 | @retval EFI_NOT_READY No connection is available\r | |
90 | \r | |
91 | **/\r | |
92 | typedef\r | |
93 | EFI_STATUS\r | |
94 | (* PFN_ACCEPT) (\r | |
95 | IN EFI_SOCKET_PROTOCOL * pSocketProtocol,\r | |
96 | IN struct sockaddr * pSockAddr,\r | |
97 | IN OUT socklen_t * pSockAddrLength,\r | |
98 | IN EFI_SOCKET_PROTOCOL ** ppSocketProtocol,\r | |
99 | IN int * pErrno\r | |
100 | );\r | |
101 | \r | |
102 | /**\r | |
103 | Bind a name to a socket.\r | |
104 | \r | |
a88c3163 | 105 | This routine calls the network specific layer to save the network\r |
106 | address of the local connection point.\r | |
d7ce7006 | 107 | \r |
a88c3163 | 108 | The ::bind routine calls this routine to connect a name\r |
109 | (network address and port) to a socket on the local machine.\r | |
110 | \r | |
111 | @param [in] pSocketProtocol Address of the ::EFI_SOCKET_PROTOCOL structure.\r | |
d7ce7006 | 112 | \r |
113 | @param [in] pSockAddr Address of a sockaddr structure that contains the\r | |
114 | connection point on the local machine. An IPv4 address\r | |
115 | of INADDR_ANY specifies that the connection is made to\r | |
116 | all of the network stacks on the platform. Specifying a\r | |
117 | specific IPv4 address restricts the connection to the\r | |
118 | network stack supporting that address. Specifying zero\r | |
119 | for the port causes the network layer to assign a port\r | |
120 | number from the dynamic range. Specifying a specific\r | |
121 | port number causes the network layer to use that port.\r | |
122 | \r | |
123 | @param [in] SockAddrLen Specifies the length in bytes of the sockaddr structure.\r | |
124 | \r | |
125 | @param [out] pErrno Address to receive the errno value upon completion.\r | |
126 | \r | |
127 | @retval EFI_SUCCESS - Socket successfully created\r | |
128 | \r | |
129 | **/\r | |
130 | typedef\r | |
131 | EFI_STATUS\r | |
132 | (* PFN_BIND) (\r | |
133 | IN EFI_SOCKET_PROTOCOL * pSocketProtocol,\r | |
134 | IN const struct sockaddr * pSockAddr,\r | |
135 | IN socklen_t SockAddrLength,\r | |
136 | OUT int * pErrno\r | |
137 | );\r | |
138 | \r | |
139 | /**\r | |
140 | Determine if the socket is closed\r | |
141 | \r | |
a88c3163 | 142 | This routine checks the state of the socket to determine if\r |
143 | the network specific layer has completed the close operation.\r | |
d7ce7006 | 144 | \r |
a88c3163 | 145 | The ::close routine polls this routine to determine when the\r |
146 | close operation is complete. The close operation needs to\r | |
147 | reverse the operations of the ::EslSocketAllocate routine.\r | |
148 | \r | |
149 | @param [in] pSocketProtocol Address of the ::EFI_SOCKET_PROTOCOL structure.\r | |
d7ce7006 | 150 | @param [out] pErrno Address to receive the errno value upon completion.\r |
151 | \r | |
152 | @retval EFI_SUCCESS Socket successfully closed\r | |
153 | @retval EFI_NOT_READY Close still in progress\r | |
154 | @retval EFI_ALREADY Close operation already in progress\r | |
155 | @retval Other Failed to close the socket\r | |
156 | \r | |
157 | **/\r | |
158 | typedef\r | |
159 | EFI_STATUS\r | |
160 | (* PFN_CLOSE_POLL) (\r | |
161 | IN EFI_SOCKET_PROTOCOL * pSocketProtocol,\r | |
162 | IN int * pErrno\r | |
163 | );\r | |
164 | \r | |
165 | /**\r | |
166 | Start the close operation on the socket\r | |
167 | \r | |
a88c3163 | 168 | This routine calls the network specific layer to initiate the\r |
169 | close state machine. This routine then calls the network\r | |
170 | specific layer to determine if the close state machine has gone\r | |
171 | to completion. The result from this poll is returned to the\r | |
172 | caller.\r | |
d7ce7006 | 173 | \r |
a88c3163 | 174 | The ::close routine calls this routine to start the close\r |
175 | operation which reverses the operations of the\r | |
176 | ::EslSocketAllocate routine. The close routine then polls\r | |
177 | the ::EslSocketClosePoll routine to determine when the\r | |
178 | socket is closed.\r | |
179 | \r | |
180 | @param [in] pSocketProtocol Address of the ::EFI_SOCKET_PROTOCOL structure.\r | |
d7ce7006 | 181 | @param [in] bCloseNow Boolean to control close behavior\r |
182 | @param [out] pErrno Address to receive the errno value upon completion.\r | |
183 | \r | |
184 | @retval EFI_SUCCESS Socket successfully closed\r | |
185 | @retval EFI_NOT_READY Close still in progress\r | |
186 | @retval EFI_ALREADY Close operation already in progress\r | |
187 | @retval Other Failed to close the socket\r | |
188 | \r | |
189 | **/\r | |
190 | typedef\r | |
191 | EFI_STATUS\r | |
192 | (* PFN_CLOSE_START) (\r | |
193 | IN EFI_SOCKET_PROTOCOL * pSocketProtocol,\r | |
194 | IN BOOLEAN bCloseNow,\r | |
195 | IN int * pErrno\r | |
196 | );\r | |
197 | \r | |
198 | /**\r | |
199 | Connect to a remote system via the network.\r | |
200 | \r | |
a88c3163 | 201 | This routine calls the network specific layer to establish\r |
202 | the remote system address and establish the connection to\r | |
203 | the remote system.\r | |
d7ce7006 | 204 | \r |
a88c3163 | 205 | The ::connect routine calls this routine to establish a\r |
206 | connection with the specified remote system. This routine\r | |
207 | is designed to be polled by the connect routine for completion\r | |
208 | of the network connection.\r | |
209 | \r | |
210 | @param [in] pSocketProtocol Address of the ::EFI_SOCKET_PROTOCOL structure.\r | |
d7ce7006 | 211 | \r |
212 | @param [in] pSockAddr Network address of the remote system.\r | |
a88c3163 | 213 | \r |
d7ce7006 | 214 | @param [in] SockAddrLength Length in bytes of the network address.\r |
a88c3163 | 215 | \r |
d7ce7006 | 216 | @param [out] pErrno Address to receive the errno value upon completion.\r |
a88c3163 | 217 | \r |
d7ce7006 | 218 | @retval EFI_SUCCESS The connection was successfully established.\r |
219 | @retval EFI_NOT_READY The connection is in progress, call this routine again.\r | |
220 | @retval Others The connection attempt failed.\r | |
221 | \r | |
222 | **/\r | |
223 | typedef\r | |
224 | EFI_STATUS\r | |
225 | (* PFN_CONNECT) (\r | |
226 | IN EFI_SOCKET_PROTOCOL * pSocketProtocol,\r | |
227 | IN const struct sockaddr * pSockAddr,\r | |
228 | IN socklen_t SockAddrLength,\r | |
229 | IN int * pErrno\r | |
230 | );\r | |
231 | \r | |
232 | /**\r | |
233 | Get the local address.\r | |
234 | \r | |
a88c3163 | 235 | This routine calls the network specific layer to get the network\r |
236 | address of the local host connection point.\r | |
7dc13291 | 237 | \r |
a88c3163 | 238 | The ::getsockname routine calls this routine to obtain the network\r |
239 | address associated with the local host connection point.\r | |
240 | \r | |
241 | @param [in] pSocketProtocol Address of the ::EFI_SOCKET_PROTOCOL structure.\r | |
242 | \r | |
d7ce7006 | 243 | @param [out] pAddress Network address to receive the local system address\r |
244 | \r | |
245 | @param [in,out] pAddressLength Length of the local network address structure\r | |
246 | \r | |
247 | @param [out] pErrno Address to receive the errno value upon completion.\r | |
248 | \r | |
249 | @retval EFI_SUCCESS - Local address successfully returned\r | |
250 | \r | |
251 | **/\r | |
252 | typedef\r | |
253 | EFI_STATUS\r | |
254 | (* PFN_GET_LOCAL) (\r | |
255 | IN EFI_SOCKET_PROTOCOL * pSocketProtocol,\r | |
256 | OUT struct sockaddr * pAddress,\r | |
257 | IN OUT socklen_t * pAddressLength,\r | |
258 | IN int * pErrno\r | |
259 | );\r | |
260 | \r | |
261 | /**\r | |
262 | Get the peer address.\r | |
263 | \r | |
a88c3163 | 264 | This routine calls the network specific layer to get the remote\r |
265 | system connection point.\r | |
7dc13291 | 266 | \r |
a88c3163 | 267 | The ::getpeername routine calls this routine to obtain the network\r |
268 | address of the remote connection point.\r | |
269 | \r | |
270 | @param [in] pSocketProtocol Address of the ::EFI_SOCKET_PROTOCOL structure.\r | |
271 | \r | |
d7ce7006 | 272 | @param [out] pAddress Network address to receive the remote system address\r |
273 | \r | |
274 | @param [in,out] pAddressLength Length of the remote network address structure\r | |
275 | \r | |
276 | @param [out] pErrno Address to receive the errno value upon completion.\r | |
277 | \r | |
278 | @retval EFI_SUCCESS - Remote address successfully returned\r | |
279 | \r | |
280 | **/\r | |
281 | typedef\r | |
282 | EFI_STATUS\r | |
283 | (* PFN_GET_PEER) (\r | |
284 | IN EFI_SOCKET_PROTOCOL * pSocketProtocol,\r | |
285 | OUT struct sockaddr * pAddress,\r | |
286 | IN OUT socklen_t * pAddressLength,\r | |
287 | IN int * pErrno\r | |
288 | );\r | |
289 | \r | |
290 | /**\r | |
291 | Establish the known port to listen for network connections.\r | |
292 | \r | |
a88c3163 | 293 | This routine calls into the network protocol layer to establish\r |
294 | a handler that is called upon connection completion. The handler\r | |
295 | is responsible for inserting the connection into the FIFO.\r | |
296 | \r | |
297 | The ::listen routine indirectly calls this routine to place the\r | |
298 | socket into a state that enables connection attempts. Connections\r | |
299 | are placed in a FIFO that is serviced by the application. The\r | |
300 | application calls the ::accept (::EslSocketAccept) routine to\r | |
301 | remove the next connection from the FIFO and get the associated\r | |
302 | socket and address.\r | |
d7ce7006 | 303 | \r |
304 | @param [in] pSocketProtocol Address of the socket protocol structure.\r | |
305 | \r | |
306 | @param [in] Backlog Backlog specifies the maximum FIFO depth for\r | |
307 | the connections waiting for the application\r | |
308 | to call accept. Connection attempts received\r | |
309 | while the queue is full are refused.\r | |
310 | \r | |
311 | @param [out] pErrno Address to receive the errno value upon completion.\r | |
312 | \r | |
313 | @retval EFI_SUCCESS - Socket successfully created\r | |
314 | @retval Other - Failed to enable the socket for listen\r | |
315 | \r | |
316 | **/\r | |
317 | typedef\r | |
318 | EFI_STATUS\r | |
319 | (* PFN_LISTEN) (\r | |
320 | IN EFI_SOCKET_PROTOCOL * pSocketProtocol,\r | |
321 | IN INT32 Backlog,\r | |
322 | OUT int * pErrno\r | |
323 | );\r | |
324 | \r | |
325 | /**\r | |
326 | Get the socket options\r | |
327 | \r | |
a88c3163 | 328 | This routine handles the socket level options and passes the\r |
329 | others to the network specific layer.\r | |
330 | \r | |
331 | The ::getsockopt routine calls this routine to retrieve the\r | |
332 | socket options one at a time by name.\r | |
d7ce7006 | 333 | \r |
a88c3163 | 334 | @param [in] pSocketProtocol Address of the ::EFI_SOCKET_PROTOCOL structure.\r |
d7ce7006 | 335 | @param [in] level Option protocol level\r |
336 | @param [in] OptionName Name of the option\r | |
337 | @param [out] pOptionValue Buffer to receive the option value\r | |
338 | @param [in,out] pOptionLength Length of the buffer in bytes,\r | |
339 | upon return length of the option value in bytes\r | |
340 | @param [out] pErrno Address to receive the errno value upon completion.\r | |
341 | \r | |
342 | @retval EFI_SUCCESS - Socket data successfully received\r | |
343 | \r | |
344 | **/\r | |
345 | typedef\r | |
346 | EFI_STATUS\r | |
347 | (* PFN_OPTION_GET) (\r | |
348 | IN EFI_SOCKET_PROTOCOL * pSocketProtocol,\r | |
349 | IN int level,\r | |
350 | IN int OptionName,\r | |
351 | OUT void * __restrict pOptionValue,\r | |
352 | IN OUT socklen_t * __restrict pOptionLength,\r | |
353 | IN int * pErrno\r | |
354 | );\r | |
355 | \r | |
356 | /**\r | |
357 | Set the socket options\r | |
358 | \r | |
a88c3163 | 359 | This routine handles the socket level options and passes the\r |
360 | others to the network specific layer.\r | |
d7ce7006 | 361 | \r |
a88c3163 | 362 | The ::setsockopt routine calls this routine to adjust the socket\r |
363 | options one at a time by name.\r | |
364 | \r | |
365 | @param [in] pSocketProtocol Address of the ::EFI_SOCKET_PROTOCOL structure.\r | |
d7ce7006 | 366 | @param [in] level Option protocol level\r |
367 | @param [in] OptionName Name of the option\r | |
368 | @param [in] pOptionValue Buffer containing the option value\r | |
369 | @param [in] OptionLength Length of the buffer in bytes\r | |
370 | @param [out] pErrno Address to receive the errno value upon completion.\r | |
371 | \r | |
a88c3163 | 372 | @retval EFI_SUCCESS - Option successfully set\r |
d7ce7006 | 373 | \r |
374 | **/\r | |
375 | typedef\r | |
376 | EFI_STATUS\r | |
377 | (* PFN_OPTION_SET) (\r | |
378 | IN EFI_SOCKET_PROTOCOL * pSocketProtocol,\r | |
379 | IN int level,\r | |
380 | IN int OptionName,\r | |
381 | IN CONST void * pOptionValue,\r | |
382 | IN socklen_t OptionLength,\r | |
383 | IN int * pErrno\r | |
384 | );\r | |
385 | \r | |
386 | /**\r | |
387 | Poll a socket for pending activity.\r | |
388 | \r | |
a88c3163 | 389 | This routine builds a detected event mask which is returned to\r |
390 | the caller in the buffer provided.\r | |
d7ce7006 | 391 | \r |
a88c3163 | 392 | The ::poll routine calls this routine to determine if the socket\r |
393 | needs to be serviced as a result of connection, error, receive or\r | |
394 | transmit activity.\r | |
395 | \r | |
396 | @param [in] pSocketProtocol Address of the ::EFI_SOCKET_PROTOCOL structure.\r | |
d7ce7006 | 397 | \r |
398 | @param [in] Events Events of interest for this socket\r | |
399 | \r | |
400 | @param [in] pEvents Address to receive the detected events\r | |
401 | \r | |
402 | @param [out] pErrno Address to receive the errno value upon completion.\r | |
403 | \r | |
404 | @retval EFI_SUCCESS - Socket successfully polled\r | |
405 | @retval EFI_INVALID_PARAMETER - When pEvents is NULL\r | |
406 | \r | |
407 | **/\r | |
408 | typedef\r | |
409 | EFI_STATUS\r | |
410 | (* PFN_POLL) (\r | |
411 | IN EFI_SOCKET_PROTOCOL * pSocketProtocol,\r | |
412 | IN short Events,\r | |
413 | IN short * pEvents,\r | |
414 | IN int * pErrno\r | |
415 | );\r | |
416 | \r | |
417 | /**\r | |
418 | Receive data from a network connection.\r | |
419 | \r | |
a88c3163 | 420 | This routine calls the network specific routine to remove the\r |
421 | next portion of data from the receive queue and return it to the\r | |
422 | caller.\r | |
d7ce7006 | 423 | \r |
a88c3163 | 424 | The ::recvfrom routine calls this routine to determine if any data\r |
425 | is received from the remote system. Note that the other routines\r | |
426 | ::recv and ::read are layered on top of ::recvfrom.\r | |
7dc13291 | 427 | \r |
a88c3163 | 428 | @param [in] pSocketProtocol Address of the ::EFI_SOCKET_PROTOCOL structure.\r |
429 | \r | |
d7ce7006 | 430 | @param [in] Flags Message control flags\r |
a88c3163 | 431 | \r |
d7ce7006 | 432 | @param [in] BufferLength Length of the the buffer\r |
a88c3163 | 433 | \r |
d7ce7006 | 434 | @param [in] pBuffer Address of a buffer to receive the data.\r |
a88c3163 | 435 | \r |
d7ce7006 | 436 | @param [in] pDataLength Number of received data bytes in the buffer.\r |
437 | \r | |
438 | @param [out] pAddress Network address to receive the remote system address\r | |
439 | \r | |
440 | @param [in,out] pAddressLength Length of the remote network address structure\r | |
441 | \r | |
442 | @param [out] pErrno Address to receive the errno value upon completion.\r | |
443 | \r | |
444 | @retval EFI_SUCCESS - Socket data successfully received\r | |
445 | \r | |
446 | **/\r | |
447 | typedef\r | |
448 | EFI_STATUS\r | |
449 | (* PFN_RECEIVE) (\r | |
450 | IN EFI_SOCKET_PROTOCOL * pSocketProtocol,\r | |
451 | IN int Flags,\r | |
452 | IN size_t BufferLength,\r | |
453 | IN UINT8 * pBuffer,\r | |
454 | OUT size_t * pDataLength,\r | |
455 | OUT struct sockaddr * pAddress,\r | |
456 | IN OUT socklen_t * pAddressLength,\r | |
457 | IN int * pErrno\r | |
458 | );\r | |
459 | \r | |
d7ce7006 | 460 | /**\r |
461 | Shutdown the socket receive and transmit operations\r | |
462 | \r | |
a88c3163 | 463 | This routine sets a flag to stop future transmissions and calls\r |
464 | the network specific layer to cancel the pending receive operation.\r | |
d7ce7006 | 465 | \r |
a88c3163 | 466 | The ::shutdown routine calls this routine to stop receive and transmit\r |
467 | operations on the socket.\r | |
7dc13291 | 468 | \r |
a88c3163 | 469 | @param [in] pSocketProtocol Address of the ::EFI_SOCKET_PROTOCOL structure.\r |
470 | \r | |
d7ce7006 | 471 | @param [in] How Which operations to stop\r |
a88c3163 | 472 | \r |
d7ce7006 | 473 | @param [out] pErrno Address to receive the errno value upon completion.\r |
474 | \r | |
475 | @retval EFI_SUCCESS - Socket operations successfully shutdown\r | |
476 | \r | |
477 | **/\r | |
478 | typedef\r | |
479 | EFI_STATUS\r | |
480 | (* PFN_SHUTDOWN) (\r | |
481 | IN EFI_SOCKET_PROTOCOL * pSocketProtocol,\r | |
482 | IN int How,\r | |
483 | IN int * pErrno\r | |
484 | );\r | |
485 | \r | |
486 | /**\r | |
487 | Initialize an endpoint for network communication.\r | |
488 | \r | |
a88c3163 | 489 | This routine initializes the communication endpoint.\r |
d7ce7006 | 490 | \r |
a88c3163 | 491 | The ::socket routine calls this routine indirectly to create\r |
492 | the communication endpoint.\r | |
d7ce7006 | 493 | \r |
a88c3163 | 494 | @param [in] pSocketProtocol Address of the socket protocol structure.\r |
d7ce7006 | 495 | @param [in] domain Select the family of protocols for the client or server\r |
a88c3163 | 496 | application. See the ::socket documentation for values.\r |
497 | @param [in] type Specifies how to make the network connection.\r | |
498 | See the ::socket documentation for values.\r | |
499 | @param [in] protocol Specifies the lower layer protocol to use.\r | |
500 | See the ::socket documentation for values.\r | |
d7ce7006 | 501 | @param [out] pErrno Address to receive the errno value upon completion.\r |
502 | \r | |
503 | @retval EFI_SUCCESS - Socket successfully created\r | |
504 | @retval EFI_INVALID_PARAMETER - Invalid domain value, errno = EAFNOSUPPORT\r | |
505 | @retval EFI_INVALID_PARAMETER - Invalid type value, errno = EINVAL\r | |
506 | @retval EFI_INVALID_PARAMETER - Invalid protocol value, errno = EINVAL\r | |
507 | \r | |
508 | **/\r | |
509 | typedef\r | |
510 | EFI_STATUS\r | |
511 | (*PFN_SOCKET) (\r | |
512 | IN EFI_SOCKET_PROTOCOL * pSocketProtocol,\r | |
513 | IN int domain,\r | |
514 | IN int type,\r | |
515 | IN int protocol,\r | |
516 | IN int * pErrno\r | |
517 | );\r | |
518 | \r | |
a88c3163 | 519 | /**\r |
520 | Send data using a network connection.\r | |
521 | \r | |
522 | This routine calls the network specific layer to queue the data\r | |
523 | for transmission. Eventually the buffer will reach the head of\r | |
524 | the queue and will get transmitted over the network. For datagram\r | |
525 | sockets there is no guarantee that the data reaches the application\r | |
526 | running on the remote system.\r | |
527 | \r | |
528 | The ::sendto routine calls this routine to send data to the remote\r | |
529 | system. Note that ::send and ::write are layered on top of ::sendto.\r | |
530 | \r | |
531 | @param [in] pSocketProtocol Address of the ::EFI_SOCKET_PROTOCOL structure.\r | |
532 | \r | |
533 | @param [in] Flags Message control flags\r | |
534 | \r | |
535 | @param [in] BufferLength Length of the the buffer\r | |
536 | \r | |
537 | @param [in] pBuffer Address of a buffer containing the data to send\r | |
538 | \r | |
539 | @param [in] pDataLength Address to receive the number of data bytes sent\r | |
540 | \r | |
541 | @param [in] pAddress Network address of the remote system address\r | |
542 | \r | |
543 | @param [in] AddressLength Length of the remote network address structure\r | |
544 | \r | |
545 | @param [out] pErrno Address to receive the errno value upon completion.\r | |
546 | \r | |
547 | @retval EFI_SUCCESS - Socket data successfully queued for transmit\r | |
548 | \r | |
549 | **/\r | |
550 | typedef\r | |
551 | EFI_STATUS\r | |
552 | (* PFN_TRANSMIT) (\r | |
553 | IN EFI_SOCKET_PROTOCOL * pSocketProtocol,\r | |
554 | IN int Flags,\r | |
555 | IN size_t BufferLength,\r | |
556 | IN CONST UINT8 * pBuffer,\r | |
557 | OUT size_t * pDataLength,\r | |
558 | IN const struct sockaddr * pAddress,\r | |
559 | IN socklen_t AddressLength,\r | |
560 | IN int * pErrno\r | |
561 | );\r | |
562 | \r | |
d7ce7006 | 563 | //------------------------------------------------------------------------------\r |
564 | // Socket Protocol\r | |
565 | //------------------------------------------------------------------------------\r | |
566 | \r | |
567 | /**\r | |
568 | Socket protocol declaration\r | |
569 | **/\r | |
570 | typedef struct _EFI_SOCKET_PROTOCOL {\r | |
571 | EFI_HANDLE SocketHandle; ///< Handle for the socket\r | |
572 | PFN_ACCEPT pfnAccept; ///< Accept a network connection\r | |
573 | PFN_BIND pfnBind; ///< Bind a local address to the socket\r | |
574 | PFN_CLOSE_POLL pfnClosePoll; ///< Determine if the socket is closed\r | |
575 | PFN_CLOSE_START pfnCloseStart; ///< Start the close operation\r | |
576 | PFN_CONNECT pfnConnect; ///< Connect to a remote system\r | |
577 | PFN_GET_LOCAL pfnGetLocal; ///< Get local address\r | |
578 | PFN_GET_PEER pfnGetPeer; ///< Get peer address\r | |
579 | PFN_LISTEN pfnListen; ///< Enable connection attempts on known port\r | |
d7ce7006 | 580 | PFN_OPTION_GET pfnOptionGet; ///< Get socket options\r |
581 | PFN_OPTION_SET pfnOptionSet; ///< Set socket options\r | |
a88c3163 | 582 | PFN_POLL pfnPoll; ///< Poll for socket activity\r |
d7ce7006 | 583 | PFN_RECEIVE pfnReceive; ///< Receive data from a socket\r |
d7ce7006 | 584 | PFN_SHUTDOWN pfnShutdown; ///< Shutdown receive and transmit operations\r |
585 | PFN_SOCKET pfnSocket; ///< Initialize the socket\r | |
a88c3163 | 586 | PFN_TRANSMIT pfnTransmit; ///< Transmit data using the socket\r |
d7ce7006 | 587 | } GCC_EFI_SOCKET_PROTOCOL;\r |
588 | \r | |
589 | //------------------------------------------------------------------------------\r | |
590 | // Non-blocking routines\r | |
591 | //------------------------------------------------------------------------------\r | |
592 | \r | |
593 | /**\r | |
a88c3163 | 594 | Non blocking version of ::accept.\r |
d7ce7006 | 595 | \r |
596 | @param [in] s Socket file descriptor returned from ::socket.\r | |
597 | \r | |
598 | @param [in] address Address of a buffer to receive the remote network address.\r | |
599 | \r | |
600 | @param [in, out] address_len Address of a buffer containing the Length in bytes\r | |
601 | of the remote network address buffer. Upon return,\r | |
602 | contains the length of the remote network address.\r | |
603 | \r | |
7dc13291 | 604 | @return This routine returns zero if successful and -1 when an error occurs.\r |
a88c3163 | 605 | In the case of an error, ::errno contains more details.\r |
d7ce7006 | 606 | \r |
607 | **/\r | |
608 | int\r | |
609 | AcceptNB (\r | |
610 | int s,\r | |
611 | struct sockaddr * address,\r | |
612 | socklen_t * address_len\r | |
613 | );\r | |
614 | \r | |
4652be0c | 615 | /**\r |
616 | Free the socket resources\r | |
617 | \r | |
618 | This releases the socket resources allocated by calling\r | |
619 | EslServiceGetProtocol.\r | |
620 | \r | |
621 | This routine is called from the ::close routine in BsdSocketLib\r | |
622 | to release the socket resources.\r | |
623 | \r | |
624 | @param [in] pSocketProtocol Address of an ::EFI_SOCKET_PROTOCOL\r | |
625 | structure\r | |
626 | \r | |
627 | @return Value for ::errno, zero (0) indicates success.\r | |
628 | \r | |
629 | **/\r | |
630 | int\r | |
631 | EslServiceFreeProtocol (\r | |
632 | IN EFI_SOCKET_PROTOCOL * pSocketProtocol\r | |
633 | );\r | |
634 | \r | |
d7ce7006 | 635 | /**\r |
a88c3163 | 636 | Connect to the EFI socket library\r |
d7ce7006 | 637 | \r |
638 | @param [in] ppSocketProtocol Address to receive the socket protocol address\r | |
639 | \r | |
a88c3163 | 640 | @return Value for ::errno, zero (0) indicates success.\r |
641 | \r | |
d7ce7006 | 642 | **/\r |
643 | int\r | |
644 | EslServiceGetProtocol (\r | |
645 | IN EFI_SOCKET_PROTOCOL ** ppSocketProtocol\r | |
646 | );\r | |
647 | \r | |
648 | //------------------------------------------------------------------------------\r | |
649 | \r | |
650 | #endif // _EFI_SOCKET_H_\r |