| d7ce7006 |
1 | /** @file\r |
| 2 | Definitions for the EFI Socket layer library.\r |
| 3 | \r |
| c581e503 |
4 | Copyright (c) 2011 - 2015, Intel Corporation\r |
| d7ce7006 |
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\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_LIB_H_\r |
| 16 | #define _EFI_SOCKET_LIB_H_\r |
| 17 | \r |
| 18 | #include <Uefi.h>\r |
| 19 | \r |
| 20 | #include <Library/BaseMemoryLib.h>\r |
| 21 | #include <Library/DebugLib.h>\r |
| a88c3163 |
22 | #include <Library/MemoryAllocationLib.h>\r |
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23 | #include <Library/UefiBootServicesTableLib.h>\r |
| 24 | #include <Library/UefiLib.h>\r |
| 25 | \r |
| 26 | #include <Protocol/EfiSocket.h>\r |
| c581e503 |
27 | #include <Protocol/Ip4Config2.h>\r |
| 2dc09dd5 |
28 | #include <Protocol/Ip6Config.h>\r |
| d7ce7006 |
29 | #include <Protocol/ServiceBinding.h>\r |
| 30 | #include <Protocol/Tcp4.h>\r |
| 3bdf9aae |
31 | #include <Protocol/Tcp6.h>\r |
| d7ce7006 |
32 | #include <Protocol/Udp4.h>\r |
| 3bdf9aae |
33 | #include <Protocol/Udp6.h>\r |
| d7ce7006 |
34 | \r |
| 35 | #include <sys/time.h>\r |
| 36 | \r |
| 37 | //------------------------------------------------------------------------------\r |
| 38 | // Constants\r |
| 39 | //------------------------------------------------------------------------------\r |
| 40 | \r |
| 41 | #define DEBUG_TPL 0x40000000 ///< Display TPL change messages\r |
| 42 | \r |
| 43 | #define TPL_SOCKETS TPL_CALLBACK ///< TPL for routine synchronization\r |
| 44 | \r |
| 45 | //------------------------------------------------------------------------------\r |
| 46 | // Macros\r |
| 47 | //------------------------------------------------------------------------------\r |
| 48 | \r |
| 49 | #if defined(_MSC_VER) /* Handle Microsoft VC++ compiler specifics. */\r |
| 50 | #define DBG_ENTER() DEBUG (( DEBUG_INFO, "Entering " __FUNCTION__ "\n" )) ///< Display routine entry\r |
| 51 | #define DBG_EXIT() DEBUG (( DEBUG_INFO, "Exiting " __FUNCTION__ "\n" )) ///< Display routine exit\r |
| 52 | #define DBG_EXIT_DEC(Status) DEBUG (( DEBUG_INFO, "Exiting " __FUNCTION__ ", Status: %d\n", Status )) ///< Display routine exit with decimal value\r |
| 53 | #define DBG_EXIT_HEX(Status) DEBUG (( DEBUG_INFO, "Exiting " __FUNCTION__ ", Status: 0x%08x\n", Status )) ///< Display routine exit with hex value\r |
| 54 | #define DBG_EXIT_STATUS(Status) DEBUG (( DEBUG_INFO, "Exiting " __FUNCTION__ ", Status: %r\n", Status )) ///< Display routine exit with status value\r |
| 55 | #define DBG_EXIT_TF(Status) DEBUG (( DEBUG_INFO, "Exiting " __FUNCTION__ ", returning %s\n", (FALSE == Status) ? L"FALSE" : L"TRUE" )) ///< Display routine with TRUE/FALSE value\r |
| 56 | #else // _MSC_VER\r |
| a88c3163 |
57 | #define DBG_ENTER() ///< Display routine entry\r |
| 58 | #define DBG_EXIT() ///< Display routine exit\r |
| 59 | #define DBG_EXIT_DEC(Status) ///< Display routine exit with decimal value\r |
| 60 | #define DBG_EXIT_HEX(Status) ///< Display routine exit with hex value\r |
| 61 | #define DBG_EXIT_STATUS(Status) ///< Display routine exit with status value\r |
| 62 | #define DBG_EXIT_TF(Status) ///< Display routine with TRUE/FALSE value\r |
| d7ce7006 |
63 | #endif // _MSC_VER\r |
| 64 | \r |
| 65 | #define DIM(x) ( sizeof ( x ) / sizeof ( x[0] )) ///< Compute the number of entries in an array\r |
| 66 | \r |
| 67 | /**\r |
| 68 | Verify new TPL value\r |
| 69 | \r |
| 70 | This macro which is enabled when debug is enabled verifies that\r |
| 71 | the new TPL value is >= the current TPL value.\r |
| 72 | **/\r |
| 73 | #ifdef VERIFY_TPL\r |
| 74 | #undef VERIFY_TPL\r |
| 75 | #endif // VERIFY_TPL\r |
| 76 | \r |
| 77 | #if !defined(MDEPKG_NDEBUG)\r |
| 78 | \r |
| a88c3163 |
79 | /**\r |
| 80 | Verify that the TPL is at the correct level\r |
| 81 | **/\r |
| 82 | #define VERIFY_AT_TPL(tpl) \\r |
| 83 | { \\r |
| 84 | EFI_TPL PreviousTpl; \\r |
| 85 | \\r |
| 86 | PreviousTpl = EfiGetCurrentTpl ( ); \\r |
| 87 | if ( PreviousTpl != tpl ) { \\r |
| 88 | DEBUG (( DEBUG_ERROR | DEBUG_TPL, \\r |
| 89 | "Current TPL: %d, New TPL: %d\r\n", \\r |
| 90 | PreviousTpl, tpl )); \\r |
| 91 | ASSERT ( PreviousTpl == tpl ); \\r |
| 92 | } \\r |
| 93 | }\r |
| 94 | \r |
| d7ce7006 |
95 | #define VERIFY_TPL(tpl) \\r |
| 96 | { \\r |
| 97 | EFI_TPL PreviousTpl; \\r |
| 98 | \\r |
| a88c3163 |
99 | PreviousTpl = EfiGetCurrentTpl ( ); \\r |
| d7ce7006 |
100 | if ( PreviousTpl > tpl ) { \\r |
| 101 | DEBUG (( DEBUG_ERROR | DEBUG_TPL, \\r |
| 102 | "Current TPL: %d, New TPL: %d\r\n", \\r |
| 103 | PreviousTpl, tpl )); \\r |
| 104 | ASSERT ( PreviousTpl <= tpl ); \\r |
| 105 | } \\r |
| 106 | }\r |
| 107 | \r |
| 108 | #else // MDEPKG_NDEBUG\r |
| 109 | \r |
| a88c3163 |
110 | #define VERIFY_AT_TPL(tpl) ///< Verify that the TPL is at the correct level\r |
| 111 | #define VERIFY_TPL(tpl) ///< Verify that the TPL is at the correct level\r |
| d7ce7006 |
112 | \r |
| 113 | #endif // MDEPKG_NDEBUG\r |
| 114 | \r |
| a88c3163 |
115 | /**\r |
| 116 | Raise TPL to the specified level\r |
| 117 | **/\r |
| d7ce7006 |
118 | #define RAISE_TPL(PreviousTpl, tpl) \\r |
| 119 | VERIFY_TPL ( tpl ); \\r |
| f74dc4bb |
120 | PreviousTpl = gBS->RaiseTPL ( tpl );\r |
| d7ce7006 |
121 | \r |
| a88c3163 |
122 | /**\r |
| 123 | Restore the TPL to the previous value\r |
| 124 | **/\r |
| d7ce7006 |
125 | #define RESTORE_TPL(tpl) \\r |
| a88c3163 |
126 | gBS->RestoreTPL ( tpl )\r |
| d7ce7006 |
127 | \r |
| 128 | //------------------------------------------------------------------------------\r |
| 129 | // Data Types\r |
| 130 | //------------------------------------------------------------------------------\r |
| 131 | \r |
| a88c3163 |
132 | typedef struct _ESL_SERVICE ESL_SERVICE; ///< Forward delcaration\r |
| d7ce7006 |
133 | \r |
| 134 | /**\r |
| 135 | Protocol binding and installation control structure\r |
| 136 | \r |
| 137 | The driver uses this structure to simplify the driver binding processing.\r |
| 138 | **/\r |
| 139 | typedef struct {\r |
| 140 | CHAR16 * pName; ///< Protocol name\r |
| 141 | EFI_GUID * pNetworkBinding; ///< Network service binding protocol for socket support\r |
| a88c3163 |
142 | EFI_GUID * pNetworkProtocolGuid;///< Network protocol GUID\r |
| d7ce7006 |
143 | CONST EFI_GUID * pTagGuid; ///< Tag to mark protocol in use\r |
| a88c3163 |
144 | UINTN ServiceListOffset; ///< Offset in ::ESL_LAYER for the list of services\r |
| 145 | UINTN RxIo; ///< Number of receive ESL_IO_MGMT structures for data\r |
| 146 | UINTN TxIoNormal; ///< Number of transmit ESL_IO_MGMT structures for normal data\r |
| 147 | UINTN TxIoUrgent; ///< Number of transmit ESL_IO_MGMT structures for urgent data\r |
| 148 | } ESL_SOCKET_BINDING;\r |
| d7ce7006 |
149 | \r |
| 150 | //------------------------------------------------------------------------------\r |
| 151 | // GUIDs\r |
| 152 | //------------------------------------------------------------------------------\r |
| 153 | \r |
| a88c3163 |
154 | extern CONST EFI_GUID mEslIp4ServiceGuid; ///< Tag GUID for the IPv4 layer\r |
| 3bdf9aae |
155 | extern CONST EFI_GUID mEslIp6ServiceGuid; ///< Tag GUID for the IPv6 layer\r |
| a88c3163 |
156 | extern CONST EFI_GUID mEslTcp4ServiceGuid; ///< Tag GUID for the TCPv4 layer\r |
| 3bdf9aae |
157 | extern CONST EFI_GUID mEslTcp6ServiceGuid; ///< Tag GUID for the TCPv6 layer\r |
| a88c3163 |
158 | extern CONST EFI_GUID mEslUdp4ServiceGuid; ///< Tag GUID for the UDPv4 layer\r |
| 3bdf9aae |
159 | extern CONST EFI_GUID mEslUdp6ServiceGuid; ///< Tag GUID for the UDPv6 layer\r |
| d7ce7006 |
160 | \r |
| 161 | //------------------------------------------------------------------------------\r |
| 162 | // Data\r |
| 163 | //------------------------------------------------------------------------------\r |
| 164 | \r |
| a88c3163 |
165 | extern CONST ESL_SOCKET_BINDING cEslSocketBinding[];///< List of network service bindings\r |
| 166 | extern CONST UINTN cEslSocketBindingEntries; ///< Number of network service bindings\r |
| d7ce7006 |
167 | \r |
| 168 | //------------------------------------------------------------------------------\r |
| a88c3163 |
169 | // DXE Support Routines\r |
| d7ce7006 |
170 | //------------------------------------------------------------------------------\r |
| 171 | \r |
| 172 | /**\r |
| a88c3163 |
173 | Creates a child handle and installs a protocol.\r |
| d7ce7006 |
174 | \r |
| a88c3163 |
175 | When the socket application is linked against UseSocketDxe, the ::socket\r |
| 176 | routine indirectly calls this routine in SocketDxe to create a child\r |
| 177 | handle if necessary and install the socket protocol on the handle.\r |
| 178 | Upon return, EslServiceGetProtocol in UseSocketLib returns the\r |
| 179 | ::EFI_SOCKET_PROTOCOL address to the socket routine.\r |
| d7ce7006 |
180 | \r |
| a88c3163 |
181 | @param [in] pThis Pointer to the EFI_SERVICE_BINDING_PROTOCOL instance.\r |
| 182 | @param [in] pChildHandle Pointer to the handle of the child to create. If it is NULL,\r |
| 183 | then a new handle is created. If it is a pointer to an existing UEFI handle, \r |
| 184 | then the protocol is added to the existing UEFI handle.\r |
| d7ce7006 |
185 | \r |
| a88c3163 |
186 | @retval EFI_SUCCESS The protocol was added to ChildHandle.\r |
| 187 | @retval EFI_INVALID_PARAMETER ChildHandle is NULL.\r |
| b6173a3a |
188 | @retval EFI_OUT_OF_RESOURCES There are not enough resources available to create\r |
| a88c3163 |
189 | the child\r |
| 190 | @retval other The child handle was not created\r |
| d7ce7006 |
191 | \r |
| 192 | **/\r |
| 193 | EFI_STATUS\r |
| 194 | EFIAPI\r |
| a88c3163 |
195 | EslDxeCreateChild (\r |
| 196 | IN EFI_SERVICE_BINDING_PROTOCOL * pThis,\r |
| 197 | IN OUT EFI_HANDLE * pChildHandle\r |
| d7ce7006 |
198 | );\r |
| 199 | \r |
| 200 | /**\r |
| a88c3163 |
201 | Destroys a child handle with a protocol installed on it.\r |
| 202 | \r |
| 203 | When the socket application is linked against UseSocketDxe, the ::close\r |
| 204 | routine indirectly calls this routine in SocketDxe to undo the operations\r |
| 205 | done by the ::EslDxeCreateChild routine. This routine removes the socket\r |
| 206 | protocol from the handle and then destroys the child handle if there are\r |
| 207 | no other protocols attached.\r |
| d7ce7006 |
208 | \r |
| a88c3163 |
209 | @param [in] pThis Pointer to the EFI_SERVICE_BINDING_PROTOCOL instance.\r |
| 210 | @param [in] ChildHandle Handle of the child to destroy\r |
| d7ce7006 |
211 | \r |
| a88c3163 |
212 | @retval EFI_SUCCESS The protocol was removed from ChildHandle.\r |
| 213 | @retval EFI_UNSUPPORTED ChildHandle does not support the protocol that is being removed.\r |
| 214 | @retval EFI_INVALID_PARAMETER Child handle is not a valid UEFI Handle.\r |
| 215 | @retval EFI_ACCESS_DENIED The protocol could not be removed from the ChildHandle\r |
| 216 | because its services are being used.\r |
| 217 | @retval other The child handle was not destroyed\r |
| d7ce7006 |
218 | \r |
| 219 | **/\r |
| 220 | EFI_STATUS\r |
| 221 | EFIAPI\r |
| a88c3163 |
222 | EslDxeDestroyChild (\r |
| 223 | IN EFI_SERVICE_BINDING_PROTOCOL * pThis,\r |
| 224 | IN EFI_HANDLE ChildHandle\r |
| d7ce7006 |
225 | );\r |
| 226 | \r |
| 227 | /**\r |
| 228 | Install the socket service\r |
| 229 | \r |
| a88c3163 |
230 | SocketDxe uses this routine to announce the socket interface to\r |
| 231 | the rest of EFI.\r |
| 232 | \r |
| d7ce7006 |
233 | @param [in] pImageHandle Address of the image handle\r |
| 234 | \r |
| 235 | @retval EFI_SUCCESS Service installed successfully\r |
| 236 | **/\r |
| 237 | EFI_STATUS\r |
| 238 | EFIAPI\r |
| a88c3163 |
239 | EslDxeInstall (\r |
| d7ce7006 |
240 | IN EFI_HANDLE * pImageHandle\r |
| 241 | );\r |
| 242 | \r |
| d7ce7006 |
243 | /**\r |
| 244 | Uninstall the socket service\r |
| 245 | \r |
| a88c3163 |
246 | SocketDxe uses this routine to notify EFI that the socket layer\r |
| 247 | is no longer available.\r |
| 248 | \r |
| d7ce7006 |
249 | @param [in] ImageHandle Handle for the image.\r |
| 250 | \r |
| 251 | @retval EFI_SUCCESS Service installed successfully\r |
| 252 | **/\r |
| 253 | EFI_STATUS\r |
| 254 | EFIAPI\r |
| a88c3163 |
255 | EslDxeUninstall (\r |
| d7ce7006 |
256 | IN EFI_HANDLE ImageHandle\r |
| 257 | );\r |
| 258 | \r |
| a88c3163 |
259 | //------------------------------------------------------------------------------\r |
| 260 | // Service Support Routines\r |
| 261 | //------------------------------------------------------------------------------\r |
| 262 | \r |
| d7ce7006 |
263 | /**\r |
| a88c3163 |
264 | Connect to the network service bindings\r |
| 265 | \r |
| 266 | Walk the network service protocols on the controller handle and\r |
| 267 | locate any that are not in use. Create ::ESL_SERVICE structures to\r |
| 268 | manage the network layer interfaces for the socket driver. Tag\r |
| 269 | each of the network interfaces that are being used. Finally, this\r |
| 270 | routine calls ESL_SOCKET_BINDING::pfnInitialize to prepare the network\r |
| 271 | interface for use by the socket layer.\r |
| 272 | \r |
| 273 | @param [in] BindingHandle Handle for protocol binding.\r |
| 274 | @param [in] Controller Handle of device to work with.\r |
| 275 | \r |
| 276 | @retval EFI_SUCCESS This driver is added to Controller.\r |
| 277 | @retval other This driver does not support this device.\r |
| d7ce7006 |
278 | \r |
| 279 | **/\r |
| a88c3163 |
280 | EFI_STATUS\r |
| d7ce7006 |
281 | EFIAPI\r |
| a88c3163 |
282 | EslServiceConnect (\r |
| 283 | IN EFI_HANDLE BindingHandle,\r |
| 284 | IN EFI_HANDLE Controller\r |
| d7ce7006 |
285 | );\r |
| 286 | \r |
| d7ce7006 |
287 | /**\r |
| a88c3163 |
288 | Shutdown the connections to the network layer by locating the\r |
| 289 | tags on the network interfaces established by ::EslServiceConnect.\r |
| 290 | This routine calls ESL_SOCKET_BINDING::pfnShutdown to shutdown the any\r |
| 291 | activity on the network interface and then free the ::ESL_SERVICE\r |
| 292 | structures.\r |
| d7ce7006 |
293 | \r |
| a88c3163 |
294 | @param [in] BindingHandle Handle for protocol binding.\r |
| 295 | @param [in] Controller Handle of device to stop driver on.\r |
| d7ce7006 |
296 | \r |
| a88c3163 |
297 | @retval EFI_SUCCESS This driver is removed Controller.\r |
| 298 | @retval EFI_DEVICE_ERROR The device could not be stopped due to a device error.\r |
| 299 | @retval other This driver was not removed from this device.\r |
| d7ce7006 |
300 | \r |
| 301 | **/\r |
| 302 | EFI_STATUS\r |
| 303 | EFIAPI\r |
| a88c3163 |
304 | EslServiceDisconnect (\r |
| 305 | IN EFI_HANDLE BindingHandle,\r |
| 306 | IN EFI_HANDLE Controller\r |
| d7ce7006 |
307 | );\r |
| 308 | \r |
| 309 | /**\r |
| a88c3163 |
310 | Initialize the service layer\r |
| d7ce7006 |
311 | \r |
| a88c3163 |
312 | @param [in] ImageHandle Handle for the image.\r |
| d7ce7006 |
313 | \r |
| a88c3163 |
314 | **/\r |
| 315 | VOID\r |
| 316 | EFIAPI\r |
| 317 | EslServiceLoad (\r |
| 318 | IN EFI_HANDLE ImageHandle\r |
| 319 | );\r |
| d7ce7006 |
320 | \r |
| a88c3163 |
321 | /**\r |
| 322 | Shutdown the service layer\r |
| d7ce7006 |
323 | \r |
| 324 | **/\r |
| a88c3163 |
325 | VOID\r |
| d7ce7006 |
326 | EFIAPI\r |
| a88c3163 |
327 | EslServiceUnload (\r |
| 328 | VOID\r |
| d7ce7006 |
329 | );\r |
| 330 | \r |
| 331 | //------------------------------------------------------------------------------\r |
| 332 | // Socket Protocol Routines\r |
| 333 | //------------------------------------------------------------------------------\r |
| 334 | \r |
| 335 | /**\r |
| 336 | Bind a name to a socket.\r |
| 337 | \r |
| a88c3163 |
338 | This routine calls the network specific layer to save the network\r |
| 339 | address of the local connection point.\r |
| d7ce7006 |
340 | \r |
| a88c3163 |
341 | The ::bind routine calls this routine to connect a name\r |
| 342 | (network address and port) to a socket on the local machine.\r |
| 343 | \r |
| 344 | @param [in] pSocketProtocol Address of an ::EFI_SOCKET_PROTOCOL structure.\r |
| d7ce7006 |
345 | \r |
| 346 | @param [in] pSockAddr Address of a sockaddr structure that contains the\r |
| 347 | connection point on the local machine. An IPv4 address\r |
| 348 | of INADDR_ANY specifies that the connection is made to\r |
| 349 | all of the network stacks on the platform. Specifying a\r |
| 350 | specific IPv4 address restricts the connection to the\r |
| 351 | network stack supporting that address. Specifying zero\r |
| 352 | for the port causes the network layer to assign a port\r |
| 353 | number from the dynamic range. Specifying a specific\r |
| 354 | port number causes the network layer to use that port.\r |
| 355 | \r |
| a88c3163 |
356 | @param [in] SockAddrLength Specifies the length in bytes of the sockaddr structure.\r |
| d7ce7006 |
357 | \r |
| 358 | @param [out] pErrno Address to receive the errno value upon completion.\r |
| 359 | \r |
| 360 | @retval EFI_SUCCESS - Socket successfully created\r |
| 361 | \r |
| 362 | **/\r |
| 363 | EFI_STATUS\r |
| 364 | EslSocketBind (\r |
| 365 | IN EFI_SOCKET_PROTOCOL * pSocketProtocol,\r |
| a88c3163 |
366 | IN CONST struct sockaddr * pSockAddr,\r |
| d7ce7006 |
367 | IN socklen_t SockAddrLength,\r |
| 368 | OUT int * pErrno\r |
| 369 | );\r |
| 370 | \r |
| 371 | /**\r |
| 372 | Determine if the socket is closed\r |
| 373 | \r |
| a88c3163 |
374 | This routine checks the state of the socket to determine if\r |
| 375 | the network specific layer has completed the close operation.\r |
| 376 | \r |
| 377 | The ::close routine polls this routine to determine when the\r |
| 378 | close operation is complete. The close operation needs to\r |
| 379 | reverse the operations of the ::EslSocketAllocate routine.\r |
| d7ce7006 |
380 | \r |
| a88c3163 |
381 | @param [in] pSocketProtocol Address of an ::EFI_SOCKET_PROTOCOL structure.\r |
| d7ce7006 |
382 | @param [out] pErrno Address to receive the errno value upon completion.\r |
| 383 | \r |
| 384 | @retval EFI_SUCCESS Socket successfully closed\r |
| 385 | @retval EFI_NOT_READY Close still in progress\r |
| 386 | @retval EFI_ALREADY Close operation already in progress\r |
| 387 | @retval Other Failed to close the socket\r |
| 388 | \r |
| 389 | **/\r |
| 390 | EFI_STATUS\r |
| 391 | EslSocketClosePoll (\r |
| 392 | IN EFI_SOCKET_PROTOCOL * pSocketProtocol,\r |
| 393 | IN int * pErrno\r |
| 394 | );\r |
| 395 | \r |
| 396 | /**\r |
| 397 | Start the close operation on the socket\r |
| 398 | \r |
| a88c3163 |
399 | This routine calls the network specific layer to initiate the\r |
| 400 | close state machine. This routine then calls the network\r |
| 401 | specific layer to determine if the close state machine has gone\r |
| 402 | to completion. The result from this poll is returned to the\r |
| 403 | caller.\r |
| d7ce7006 |
404 | \r |
| a88c3163 |
405 | The ::close routine calls this routine to start the close\r |
| 406 | operation which reverses the operations of the\r |
| 407 | ::EslSocketAllocate routine. The close routine then polls\r |
| 408 | the ::EslSocketClosePoll routine to determine when the\r |
| 409 | socket is closed.\r |
| 410 | \r |
| 411 | @param [in] pSocketProtocol Address of an ::EFI_SOCKET_PROTOCOL structure.\r |
| d7ce7006 |
412 | @param [in] bCloseNow Boolean to control close behavior\r |
| 413 | @param [out] pErrno Address to receive the errno value upon completion.\r |
| 414 | \r |
| 415 | @retval EFI_SUCCESS Socket successfully closed\r |
| 416 | @retval EFI_NOT_READY Close still in progress\r |
| 417 | @retval EFI_ALREADY Close operation already in progress\r |
| 418 | @retval Other Failed to close the socket\r |
| 419 | \r |
| 420 | **/\r |
| 421 | EFI_STATUS\r |
| 422 | EslSocketCloseStart (\r |
| 423 | IN EFI_SOCKET_PROTOCOL * pSocketProtocol,\r |
| 424 | IN BOOLEAN bCloseNow,\r |
| 425 | IN int * pErrno\r |
| 426 | );\r |
| 427 | \r |
| 428 | /**\r |
| 429 | Connect to a remote system via the network.\r |
| 430 | \r |
| a88c3163 |
431 | This routine calls the network specific layer to establish\r |
| 432 | the remote system address and establish the connection to\r |
| 433 | the remote system.\r |
| d7ce7006 |
434 | \r |
| a88c3163 |
435 | The ::connect routine calls this routine to establish a\r |
| 436 | connection with the specified remote system. This routine\r |
| 437 | is designed to be polled by the connect routine for completion\r |
| 438 | of the network connection.\r |
| 439 | \r |
| 440 | @param [in] pSocketProtocol Address of an ::EFI_SOCKET_PROTOCOL structure.\r |
| d7ce7006 |
441 | \r |
| a88c3163 |
442 | @param [in] pSockAddr Network address of the remote system.\r |
| 443 | \r |
| d7ce7006 |
444 | @param [in] SockAddrLength Length in bytes of the network address.\r |
| a88c3163 |
445 | \r |
| d7ce7006 |
446 | @param [out] pErrno Address to receive the errno value upon completion.\r |
| a88c3163 |
447 | \r |
| d7ce7006 |
448 | @retval EFI_SUCCESS The connection was successfully established.\r |
| 449 | @retval EFI_NOT_READY The connection is in progress, call this routine again.\r |
| 450 | @retval Others The connection attempt failed.\r |
| 451 | \r |
| 452 | **/\r |
| 453 | EFI_STATUS\r |
| 454 | EslSocketConnect (\r |
| 455 | IN EFI_SOCKET_PROTOCOL * pSocketProtocol,\r |
| 456 | IN const struct sockaddr * pSockAddr,\r |
| 457 | IN socklen_t SockAddrLength,\r |
| 458 | IN int * pErrno\r |
| 459 | );\r |
| 460 | \r |
| 461 | /**\r |
| 462 | Get the local address.\r |
| 463 | \r |
| a88c3163 |
464 | This routine calls the network specific layer to get the network\r |
| 465 | address of the local host connection point.\r |
| d7ce7006 |
466 | \r |
| a88c3163 |
467 | The ::getsockname routine calls this routine to obtain the network\r |
| 468 | address associated with the local host connection point.\r |
| 469 | \r |
| 470 | @param [in] pSocketProtocol Address of an ::EFI_SOCKET_PROTOCOL structure.\r |
| 471 | \r |
| d7ce7006 |
472 | @param [out] pAddress Network address to receive the local system address\r |
| 473 | \r |
| 474 | @param [in,out] pAddressLength Length of the local network address structure\r |
| 475 | \r |
| 476 | @param [out] pErrno Address to receive the errno value upon completion.\r |
| 477 | \r |
| 478 | @retval EFI_SUCCESS - Local address successfully returned\r |
| 479 | \r |
| 480 | **/\r |
| 481 | EFI_STATUS\r |
| 482 | EslSocketGetLocalAddress (\r |
| 483 | IN EFI_SOCKET_PROTOCOL * pSocketProtocol,\r |
| 484 | OUT struct sockaddr * pAddress,\r |
| 485 | IN OUT socklen_t * pAddressLength,\r |
| 486 | IN int * pErrno\r |
| 487 | );\r |
| 488 | \r |
| 489 | /**\r |
| 490 | Get the peer address.\r |
| 491 | \r |
| a88c3163 |
492 | This routine calls the network specific layer to get the remote\r |
| 493 | system connection point.\r |
| 494 | \r |
| 495 | The ::getpeername routine calls this routine to obtain the network\r |
| 496 | address of the remote connection point.\r |
| d7ce7006 |
497 | \r |
| a88c3163 |
498 | @param [in] pSocketProtocol Address of an ::EFI_SOCKET_PROTOCOL structure.\r |
| 499 | \r |
| d7ce7006 |
500 | @param [out] pAddress Network address to receive the remote system address\r |
| 501 | \r |
| 502 | @param [in,out] pAddressLength Length of the remote network address structure\r |
| 503 | \r |
| 504 | @param [out] pErrno Address to receive the errno value upon completion.\r |
| 505 | \r |
| 506 | @retval EFI_SUCCESS - Remote address successfully returned\r |
| 507 | \r |
| 508 | **/\r |
| 509 | EFI_STATUS\r |
| 510 | EslSocketGetPeerAddress (\r |
| 511 | IN EFI_SOCKET_PROTOCOL * pSocketProtocol,\r |
| 512 | OUT struct sockaddr * pAddress,\r |
| 513 | IN OUT socklen_t * pAddressLength,\r |
| 514 | IN int * pErrno\r |
| 515 | );\r |
| 516 | \r |
| 517 | /**\r |
| 518 | Establish the known port to listen for network connections.\r |
| 519 | \r |
| a88c3163 |
520 | This routine calls into the network protocol layer to establish\r |
| 521 | a handler that is called upon connection completion. The handler\r |
| 522 | is responsible for inserting the connection into the FIFO.\r |
| d7ce7006 |
523 | \r |
| a88c3163 |
524 | The ::listen routine indirectly calls this routine to place the\r |
| 525 | socket into a state that enables connection attempts. Connections\r |
| 526 | are placed in a FIFO that is serviced by the application. The\r |
| 527 | application calls the ::accept (::EslSocketAccept) routine to\r |
| 528 | remove the next connection from the FIFO and get the associated\r |
| 529 | socket and address.\r |
| 530 | \r |
| 531 | @param [in] pSocketProtocol Address of an ::EFI_SOCKET_PROTOCOL structure.\r |
| d7ce7006 |
532 | \r |
| 533 | @param [in] Backlog Backlog specifies the maximum FIFO depth for\r |
| 534 | the connections waiting for the application\r |
| 535 | to call accept. Connection attempts received\r |
| 536 | while the queue is full are refused.\r |
| 537 | \r |
| 538 | @param [out] pErrno Address to receive the errno value upon completion.\r |
| 539 | \r |
| 540 | @retval EFI_SUCCESS - Socket successfully created\r |
| 541 | @retval Other - Failed to enable the socket for listen\r |
| 542 | \r |
| 543 | **/\r |
| 544 | EFI_STATUS\r |
| 545 | EslSocketListen (\r |
| 546 | IN EFI_SOCKET_PROTOCOL * pSocketProtocol,\r |
| 547 | IN INT32 Backlog,\r |
| 548 | OUT int * pErrno\r |
| 549 | );\r |
| 550 | \r |
| 551 | /**\r |
| 552 | Get the socket options\r |
| 553 | \r |
| a88c3163 |
554 | This routine handles the socket level options and passes the\r |
| 555 | others to the network specific layer.\r |
| d7ce7006 |
556 | \r |
| a88c3163 |
557 | The ::getsockopt routine calls this routine to retrieve the\r |
| 558 | socket options one at a time by name.\r |
| 559 | \r |
| 560 | @param [in] pSocketProtocol Address of an ::EFI_SOCKET_PROTOCOL structure.\r |
| 561 | @param [in] level Option protocol level\r |
| 562 | @param [in] OptionName Name of the option\r |
| 563 | @param [out] pOptionValue Buffer to receive the option value\r |
| 564 | @param [in,out] pOptionLength Length of the buffer in bytes,\r |
| 565 | upon return length of the option value in bytes\r |
| 566 | @param [out] pErrno Address to receive the errno value upon completion.\r |
| d7ce7006 |
567 | \r |
| 568 | @retval EFI_SUCCESS - Socket data successfully received\r |
| 569 | \r |
| 570 | **/\r |
| 571 | EFI_STATUS\r |
| 572 | EslSocketOptionGet (\r |
| 573 | IN EFI_SOCKET_PROTOCOL * pSocketProtocol,\r |
| 574 | IN int level,\r |
| 575 | IN int option_name,\r |
| 576 | OUT void * __restrict option_value,\r |
| 577 | IN OUT socklen_t * __restrict option_len,\r |
| 578 | IN int * pErrno\r |
| 579 | );\r |
| 580 | \r |
| 581 | /**\r |
| 582 | Set the socket options\r |
| 583 | \r |
| a88c3163 |
584 | This routine handles the socket level options and passes the\r |
| 585 | others to the network specific layer.\r |
| 586 | \r |
| 587 | The ::setsockopt routine calls this routine to adjust the socket\r |
| 588 | options one at a time by name.\r |
| d7ce7006 |
589 | \r |
| a88c3163 |
590 | @param [in] pSocketProtocol Address of an ::EFI_SOCKET_PROTOCOL structure.\r |
| d7ce7006 |
591 | @param [in] level Option protocol level\r |
| a88c3163 |
592 | @param [in] OptionName Name of the option\r |
| 593 | @param [in] pOptionValue Buffer containing the option value\r |
| 594 | @param [in] OptionLength Length of the buffer in bytes\r |
| d7ce7006 |
595 | @param [out] pErrno Address to receive the errno value upon completion.\r |
| 596 | \r |
| a88c3163 |
597 | @retval EFI_SUCCESS - Option successfully set\r |
| d7ce7006 |
598 | \r |
| 599 | **/\r |
| 600 | EFI_STATUS\r |
| 601 | EslSocketOptionSet (\r |
| 602 | IN EFI_SOCKET_PROTOCOL * pSocketProtocol,\r |
| 603 | IN int level,\r |
| 604 | IN int option_name,\r |
| 605 | IN CONST void * option_value,\r |
| 606 | IN socklen_t option_len,\r |
| 607 | IN int * pErrno\r |
| 608 | );\r |
| 609 | \r |
| 610 | /**\r |
| 611 | Poll a socket for pending activity.\r |
| 612 | \r |
| a88c3163 |
613 | This routine builds a detected event mask which is returned to\r |
| 614 | the caller in the buffer provided.\r |
| 615 | \r |
| 616 | The ::poll routine calls this routine to determine if the socket\r |
| 617 | needs to be serviced as a result of connection, error, receive or\r |
| 618 | transmit activity.\r |
| d7ce7006 |
619 | \r |
| a88c3163 |
620 | @param [in] pSocketProtocol Address of an ::EFI_SOCKET_PROTOCOL structure.\r |
| d7ce7006 |
621 | \r |
| 622 | @param [in] Events Events of interest for this socket\r |
| 623 | \r |
| 624 | @param [in] pEvents Address to receive the detected events\r |
| 625 | \r |
| 626 | @param [out] pErrno Address to receive the errno value upon completion.\r |
| 627 | \r |
| 628 | @retval EFI_SUCCESS - Socket successfully polled\r |
| 629 | @retval EFI_INVALID_PARAMETER - When pEvents is NULL\r |
| 630 | \r |
| 631 | **/\r |
| 632 | EFI_STATUS\r |
| 633 | EslSocketPoll (\r |
| 634 | IN EFI_SOCKET_PROTOCOL * pSocketProtocol,\r |
| 635 | IN short Events,\r |
| 636 | IN short * pEvents,\r |
| 637 | IN int * pErrno\r |
| 638 | );\r |
| 639 | \r |
| 640 | /**\r |
| 641 | Receive data from a network connection.\r |
| 642 | \r |
| a88c3163 |
643 | This routine calls the network specific routine to remove the\r |
| 644 | next portion of data from the receive queue and return it to the\r |
| 645 | caller.\r |
| d7ce7006 |
646 | \r |
| a88c3163 |
647 | The ::recvfrom routine calls this routine to determine if any data\r |
| 648 | is received from the remote system. Note that the other routines\r |
| 649 | ::recv and ::read are layered on top of ::recvfrom.\r |
| d7ce7006 |
650 | \r |
| a88c3163 |
651 | @param [in] pSocketProtocol Address of an ::EFI_SOCKET_PROTOCOL structure.\r |
| 652 | \r |
| d7ce7006 |
653 | @param [in] Flags Message control flags\r |
| a88c3163 |
654 | \r |
| d7ce7006 |
655 | @param [in] BufferLength Length of the the buffer\r |
| a88c3163 |
656 | \r |
| d7ce7006 |
657 | @param [in] pBuffer Address of a buffer to receive the data.\r |
| a88c3163 |
658 | \r |
| d7ce7006 |
659 | @param [in] pDataLength Number of received data bytes in the buffer.\r |
| 660 | \r |
| 661 | @param [out] pAddress Network address to receive the remote system address\r |
| 662 | \r |
| 663 | @param [in,out] pAddressLength Length of the remote network address structure\r |
| 664 | \r |
| 665 | @param [out] pErrno Address to receive the errno value upon completion.\r |
| 666 | \r |
| 667 | @retval EFI_SUCCESS - Socket data successfully received\r |
| 668 | \r |
| 669 | **/\r |
| 670 | EFI_STATUS\r |
| 671 | EslSocketReceive (\r |
| 672 | IN EFI_SOCKET_PROTOCOL * pSocketProtocol,\r |
| 673 | IN INT32 Flags,\r |
| 674 | IN size_t BufferLength,\r |
| 675 | IN UINT8 * pBuffer,\r |
| 676 | OUT size_t * pDataLength,\r |
| 677 | OUT struct sockaddr * pAddress,\r |
| 678 | IN OUT socklen_t * pAddressLength,\r |
| 679 | IN int * pErrno\r |
| 680 | );\r |
| 681 | \r |
| 682 | /**\r |
| 683 | Shutdown the socket receive and transmit operations\r |
| 684 | \r |
| a88c3163 |
685 | This routine sets a flag to stop future transmissions and calls\r |
| 686 | the network specific layer to cancel the pending receive operation.\r |
| d7ce7006 |
687 | \r |
| a88c3163 |
688 | The ::shutdown routine calls this routine to stop receive and transmit\r |
| 689 | operations on the socket.\r |
| d7ce7006 |
690 | \r |
| a88c3163 |
691 | @param [in] pSocketProtocol Address of an ::EFI_SOCKET_PROTOCOL structure.\r |
| 692 | \r |
| d7ce7006 |
693 | @param [in] How Which operations to stop\r |
| a88c3163 |
694 | \r |
| d7ce7006 |
695 | @param [out] pErrno Address to receive the errno value upon completion.\r |
| 696 | \r |
| 697 | @retval EFI_SUCCESS - Socket operations successfully shutdown\r |
| 698 | \r |
| 699 | **/\r |
| 700 | EFI_STATUS\r |
| 701 | EslSocketShutdown (\r |
| 702 | IN EFI_SOCKET_PROTOCOL * pSocketProtocol,\r |
| 703 | IN int How,\r |
| 704 | IN int * pErrno\r |
| 705 | );\r |
| 706 | \r |
| 707 | /**\r |
| 708 | Send data using a network connection.\r |
| 709 | \r |
| a88c3163 |
710 | This routine calls the network specific layer to queue the data\r |
| 711 | for transmission. Eventually the buffer will reach the head of\r |
| 712 | the queue and will get transmitted over the network. For datagram\r |
| 713 | sockets there is no guarantee that the data reaches the application\r |
| 714 | running on the remote system.\r |
| d7ce7006 |
715 | \r |
| a88c3163 |
716 | The ::sendto routine calls this routine to send data to the remote\r |
| 717 | system. Note that ::send and ::write are layered on top of ::sendto.\r |
| d7ce7006 |
718 | \r |
| a88c3163 |
719 | @param [in] pSocketProtocol Address of an ::EFI_SOCKET_PROTOCOL structure.\r |
| 720 | \r |
| d7ce7006 |
721 | @param [in] Flags Message control flags\r |
| a88c3163 |
722 | \r |
| d7ce7006 |
723 | @param [in] BufferLength Length of the the buffer\r |
| a88c3163 |
724 | \r |
| d7ce7006 |
725 | @param [in] pBuffer Address of a buffer containing the data to send\r |
| a88c3163 |
726 | \r |
| d7ce7006 |
727 | @param [in] pDataLength Address to receive the number of data bytes sent\r |
| 728 | \r |
| 729 | @param [in] pAddress Network address of the remote system address\r |
| 730 | \r |
| 731 | @param [in] AddressLength Length of the remote network address structure\r |
| 732 | \r |
| 733 | @param [out] pErrno Address to receive the errno value upon completion.\r |
| 734 | \r |
| a88c3163 |
735 | @retval EFI_SUCCESS - Socket data successfully queued for transmit\r |
| d7ce7006 |
736 | \r |
| 737 | **/\r |
| 738 | EFI_STATUS\r |
| 739 | EslSocketTransmit (\r |
| 740 | IN EFI_SOCKET_PROTOCOL * pSocketProtocol,\r |
| 741 | IN int Flags,\r |
| 742 | IN size_t BufferLength,\r |
| 743 | IN CONST UINT8 * pBuffer,\r |
| 744 | OUT size_t * pDataLength,\r |
| 745 | IN const struct sockaddr * pAddress,\r |
| 746 | IN socklen_t AddressLength,\r |
| 747 | IN int * pErrno\r |
| 748 | );\r |
| 749 | \r |
| 750 | //------------------------------------------------------------------------------\r |
| 751 | \r |
| 752 | #endif // _EFI_SOCKET_LIB_H_\r |
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