projects / mirror_edk2.git / blame
| Commit | Line | Data |
|---|---|---|
| 99c048ef | 1 | /** @file\r |
| 2 | DnsDxe support functions implementation.\r | |
| f75a7f56 LG |
3 | \r |
| 4 | Copyright (c) 2015 - 2018, Intel Corporation. All rights reserved.<BR>\r | |
| 99c048ef | 5 | 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_DNS_IMPL_H_\r | |
| 16 | #define __EFI_DNS_IMPL_H_\r | |
| 17 | \r | |
| 18 | #include <Uefi.h>\r | |
| 19 | \r | |
| 20 | //\r | |
| 21 | // Libraries classes\r | |
| 22 | //\r | |
| 23 | #include <Library/BaseLib.h>\r | |
| 24 | #include <Library/UefiLib.h>\r | |
| 25 | #include <Library/UefiBootServicesTableLib.h>\r | |
| 26 | #include <Library/UefiDriverEntryPoint.h>\r | |
| 27 | #include <Library/UefiRuntimeServicesTableLib.h>\r | |
| 28 | #include <Library/BaseMemoryLib.h>\r | |
| 29 | #include <Library/MemoryAllocationLib.h>\r | |
| 30 | #include <Library/NetLib.h>\r | |
| 31 | #include <Library/DebugLib.h>\r | |
| 32 | #include <Library/DpcLib.h>\r | |
| 33 | #include <Library/PrintLib.h>\r | |
| 34 | #include <Library/UdpIoLib.h>\r | |
| 35 | \r | |
| 36 | //\r | |
| 37 | // UEFI Driver Model Protocols\r | |
| 38 | //\r | |
| 39 | #include <Protocol/DriverBinding.h>\r | |
| 40 | #include <Protocol/ComponentName2.h>\r | |
| 41 | #include <Protocol/ComponentName.h>\r | |
| 42 | \r | |
| 43 | #include <Protocol/Udp4.h>\r | |
| 44 | #include <Protocol/Dhcp4.h>\r | |
| 45 | #include <Protocol/Dns4.h>\r | |
| 46 | \r | |
| 47 | #include <Protocol/Udp6.h>\r | |
| 48 | #include <Protocol/Dhcp6.h>\r | |
| 49 | #include <Protocol/Dns6.h>\r | |
| 50 | \r | |
| 51 | #include <Protocol/Ip4Config2.h>\r | |
| 52 | \r | |
| 53 | #include "DnsDriver.h"\r | |
| 54 | #include "DnsDhcp.h"\r | |
| 55 | \r | |
| 56 | //\r | |
| 57 | // Driver Version\r | |
| 58 | //\r | |
| 59 | #define DNS_VERSION 0x00000000\r | |
| 60 | \r | |
| 61 | //\r | |
| 62 | // Protocol instances\r | |
| 63 | //\r | |
| 64 | extern EFI_COMPONENT_NAME_PROTOCOL gDnsComponentName;\r | |
| 65 | extern EFI_COMPONENT_NAME2_PROTOCOL gDnsComponentName2;\r | |
| 66 | extern EFI_UNICODE_STRING_TABLE *gDnsControllerNameTable;\r | |
| 67 | \r | |
| 68 | extern EFI_DRIVER_BINDING_PROTOCOL gDns4DriverBinding;\r | |
| 69 | extern EFI_SERVICE_BINDING_PROTOCOL mDns4ServiceBinding;\r | |
| 70 | extern EFI_DNS4_PROTOCOL mDns4Protocol;\r | |
| 71 | \r | |
| 72 | extern EFI_DRIVER_BINDING_PROTOCOL gDns6DriverBinding;\r | |
| 73 | extern EFI_SERVICE_BINDING_PROTOCOL mDns6ServiceBinding;\r | |
| 74 | extern EFI_DNS6_PROTOCOL mDns6Protocol;\r | |
| 75 | \r | |
| 76 | //\r | |
| 77 | // DNS related\r | |
| 78 | //\r | |
| 79 | #define DNS_SERVER_PORT 53\r | |
| 80 | \r | |
| 81 | #define DNS_PROTOCOL_UDP EFI_IP_PROTO_UDP\r | |
| 82 | #define DNS_PROTOCOL_TCP EFI_IP_PROTO_TCP\r | |
| 83 | \r | |
| 84 | #define DNS_STATE_UNCONFIGED 0\r | |
| 85 | #define DNS_STATE_CONFIGED 1\r | |
| 86 | #define DNS_STATE_DESTROY 2\r | |
| 87 | \r | |
| 88 | #define DNS_DEFAULT_TIMEOUT 2\r | |
| 99c048ef | 89 | \r |
| 90 | #define DNS_TIME_TO_GETMAP 5\r | |
| 91 | \r | |
| 92 | #pragma pack(1)\r | |
| 93 | \r | |
| 94 | typedef union _DNS_FLAGS DNS_FLAGS;\r | |
| 95 | \r | |
| 96 | typedef struct {\r | |
| 97 | LIST_ENTRY AllCacheLink;\r | |
| f75a7f56 | 98 | EFI_DNS4_CACHE_ENTRY DnsCache;\r |
| 99c048ef | 99 | } DNS4_CACHE;\r |
| 100 | \r | |
| 101 | typedef struct {\r | |
| 102 | LIST_ENTRY AllCacheLink;\r | |
| f75a7f56 | 103 | EFI_DNS6_CACHE_ENTRY DnsCache;\r |
| 99c048ef | 104 | } DNS6_CACHE;\r |
| 105 | \r | |
| 106 | typedef struct {\r | |
| 107 | LIST_ENTRY AllServerLink;\r | |
| f75a7f56 | 108 | EFI_IPv4_ADDRESS Dns4ServerIp;\r |
| 99c048ef | 109 | } DNS4_SERVER_IP;\r |
| 110 | \r | |
| 111 | typedef struct {\r | |
| 112 | LIST_ENTRY AllServerLink;\r | |
| f75a7f56 | 113 | EFI_IPv6_ADDRESS Dns6ServerIp;\r |
| 99c048ef | 114 | } DNS6_SERVER_IP;\r |
| 115 | \r | |
| 116 | typedef struct {\r | |
| cd2a6240 | 117 | UINT32 RetryCounting;\r |
| 99c048ef | 118 | UINT32 PacketToLive;\r |
| 119 | CHAR16 *QueryHostName;\r | |
| 120 | EFI_IPv4_ADDRESS QueryIpAddress;\r | |
| fcae1a99 | 121 | BOOLEAN GeneralLookUp;\r |
| 99c048ef | 122 | EFI_DNS4_COMPLETION_TOKEN *Token;\r |
| 123 | } DNS4_TOKEN_ENTRY;\r | |
| 124 | \r | |
| 125 | typedef struct {\r | |
| cd2a6240 | 126 | UINT32 RetryCounting;\r |
| 99c048ef | 127 | UINT32 PacketToLive;\r |
| 128 | CHAR16 *QueryHostName;\r | |
| 129 | EFI_IPv6_ADDRESS QueryIpAddress;\r | |
| fcae1a99 | 130 | BOOLEAN GeneralLookUp;\r |
| 99c048ef | 131 | EFI_DNS6_COMPLETION_TOKEN *Token;\r |
| 132 | } DNS6_TOKEN_ENTRY;\r | |
| 133 | \r | |
| 134 | union _DNS_FLAGS{\r | |
| 135 | struct {\r | |
| 136 | UINT16 RCode:4;\r | |
| 137 | UINT16 Zero:3;\r | |
| 138 | UINT16 RA:1;\r | |
| 139 | UINT16 RD:1;\r | |
| 140 | UINT16 TC:1;\r | |
| 141 | UINT16 AA:1;\r | |
| 142 | UINT16 OpCode:4;\r | |
| 143 | UINT16 QR:1;\r | |
| 144 | } Bits;\r | |
| 145 | UINT16 Uint16;\r | |
| 146 | };\r | |
| 147 | \r | |
| 148 | #define DNS_FLAGS_QR_QUERY 0\r | |
| 149 | #define DNS_FLAGS_QR_RESPONSE 1\r | |
| 150 | \r | |
| 151 | #define DNS_FLAGS_OPCODE_STANDARD 0\r | |
| 152 | #define DNS_FLAGS_OPCODE_INVERSE 1\r | |
| 153 | #define DNS_FLAGS_OPCODE_SERVER_STATE 2\r | |
| 154 | \r | |
| 155 | #define DNS_FLAGS_RCODE_NO_ERROR 0\r | |
| 156 | #define DNS_FLAGS_RCODE_NAME_ERROR 3\r | |
| 157 | \r | |
| 158 | typedef struct {\r | |
| 159 | UINT16 Identification;\r | |
| 160 | DNS_FLAGS Flags;\r | |
| 161 | UINT16 QuestionsNum;\r | |
| 162 | UINT16 AnswersNum;\r | |
| 163 | UINT16 AuthorityNum;\r | |
| 164 | UINT16 AditionalNum;\r | |
| 165 | } DNS_HEADER;\r | |
| 166 | \r | |
| 167 | typedef struct {\r | |
| 168 | UINT16 Type;\r | |
| 169 | UINT16 Class;\r | |
| 170 | } DNS_QUERY_SECTION;\r | |
| 171 | \r | |
| 172 | typedef struct {\r | |
| 173 | UINT16 Type;\r | |
| 174 | UINT16 Class;\r | |
| 175 | UINT32 Ttl;\r | |
| 176 | UINT16 DataLength;\r | |
| 177 | } DNS_ANSWER_SECTION;\r | |
| 178 | \r | |
| 99c048ef | 179 | #define DNS4_DOMAIN L"in-addr.arpa"\r |
| 180 | #define DNS6_DOMAIN L"IP6.ARPA"\r | |
| 181 | \r | |
| 182 | \r | |
| 183 | #pragma pack()\r | |
| 184 | \r | |
| 185 | /**\r | |
| 186 | Remove TokenEntry from TokenMap.\r | |
| 187 | \r | |
| 188 | @param[in] TokenMap All DNSv4 Token entrys.\r | |
| 189 | @param[in] TokenEntry TokenEntry need to be removed.\r | |
| 190 | \r | |
| 191 | @retval EFI_SUCCESS Remove TokenEntry from TokenMap sucessfully.\r | |
| 192 | @retval EFI_NOT_FOUND TokenEntry is not found in TokenMap.\r | |
| 193 | \r | |
| 194 | **/\r | |
| 195 | EFI_STATUS\r | |
| 196 | Dns4RemoveTokenEntry (\r | |
| 197 | IN NET_MAP *TokenMap,\r | |
| 198 | IN DNS4_TOKEN_ENTRY *TokenEntry\r | |
| 199 | );\r | |
| 200 | \r | |
| 201 | /**\r | |
| 202 | Remove TokenEntry from TokenMap.\r | |
| 203 | \r | |
| 204 | @param[in] TokenMap All DNSv6 Token entrys.\r | |
| 205 | @param[in] TokenEntry TokenEntry need to be removed.\r | |
| 206 | \r | |
| 207 | @retval EFI_SUCCESS Remove TokenEntry from TokenMap sucessfully.\r | |
| 208 | @retval EFI_NOT_FOUND TokenEntry is not found in TokenMap.\r | |
| f75a7f56 | 209 | \r |
| 99c048ef | 210 | **/\r |
| 211 | EFI_STATUS\r | |
| 212 | Dns6RemoveTokenEntry (\r | |
| 213 | IN NET_MAP *TokenMap,\r | |
| 214 | IN DNS6_TOKEN_ENTRY *TokenEntry\r | |
| 215 | );\r | |
| 216 | \r | |
| 217 | /**\r | |
| 218 | This function cancle the token specified by Arg in the Map.\r | |
| 219 | \r | |
| 220 | @param[in] Map Pointer to the NET_MAP.\r | |
| 221 | @param[in] Item Pointer to the NET_MAP_ITEM.\r | |
| 222 | @param[in] Arg Pointer to the token to be cancelled. If NULL, all\r | |
| 223 | the tokens in this Map will be cancelled.\r | |
| 224 | This parameter is optional and may be NULL.\r | |
| 225 | \r | |
| 226 | @retval EFI_SUCCESS The token is cancelled if Arg is NULL, or the token\r | |
| 227 | is not the same as that in the Item, if Arg is not\r | |
| 228 | NULL.\r | |
| 229 | @retval EFI_ABORTED Arg is not NULL, and the token specified by Arg is\r | |
| 230 | cancelled.\r | |
| 231 | \r | |
| 232 | **/\r | |
| 233 | EFI_STATUS\r | |
| 234 | EFIAPI\r | |
| 235 | Dns4CancelTokens (\r | |
| 236 | IN NET_MAP *Map,\r | |
| 237 | IN NET_MAP_ITEM *Item,\r | |
| 238 | IN VOID *Arg OPTIONAL\r | |
| 239 | );\r | |
| 240 | \r | |
| 241 | /**\r | |
| 242 | This function cancle the token specified by Arg in the Map.\r | |
| 243 | \r | |
| 244 | @param[in] Map Pointer to the NET_MAP.\r | |
| 245 | @param[in] Item Pointer to the NET_MAP_ITEM.\r | |
| 246 | @param[in] Arg Pointer to the token to be cancelled. If NULL, all\r | |
| 247 | the tokens in this Map will be cancelled.\r | |
| 248 | This parameter is optional and may be NULL.\r | |
| 249 | \r | |
| 250 | @retval EFI_SUCCESS The token is cancelled if Arg is NULL, or the token\r | |
| 251 | is not the same as that in the Item, if Arg is not\r | |
| 252 | NULL.\r | |
| 253 | @retval EFI_ABORTED Arg is not NULL, and the token specified by Arg is\r | |
| 254 | cancelled.\r | |
| 255 | \r | |
| 256 | **/\r | |
| 257 | EFI_STATUS\r | |
| 258 | EFIAPI\r | |
| 259 | Dns6CancelTokens (\r | |
| 260 | IN NET_MAP *Map,\r | |
| 261 | IN NET_MAP_ITEM *Item,\r | |
| 262 | IN VOID *Arg OPTIONAL\r | |
| 263 | );\r | |
| 264 | \r | |
| 265 | /**\r | |
| 266 | Get the TokenEntry from the TokensMap.\r | |
| 267 | \r | |
| 268 | @param[in] TokensMap All DNSv4 Token entrys\r | |
| 269 | @param[in] Token Pointer to the token to be get.\r | |
| 270 | @param[out] TokenEntry Pointer to TokenEntry corresponding Token.\r | |
| 271 | \r | |
| 272 | @retval EFI_SUCCESS Get the TokenEntry from the TokensMap sucessfully.\r | |
| 273 | @retval EFI_NOT_FOUND TokenEntry is not found in TokenMap.\r | |
| 274 | \r | |
| 275 | **/\r | |
| 276 | EFI_STATUS\r | |
| 277 | EFIAPI\r | |
| 278 | GetDns4TokenEntry (\r | |
| 279 | IN NET_MAP *TokensMap,\r | |
| f75a7f56 | 280 | IN EFI_DNS4_COMPLETION_TOKEN *Token,\r |
| 99c048ef | 281 | OUT DNS4_TOKEN_ENTRY **TokenEntry\r |
| 282 | );\r | |
| 283 | \r | |
| 284 | /**\r | |
| 285 | Get the TokenEntry from the TokensMap.\r | |
| 286 | \r | |
| 287 | @param[in] TokensMap All DNSv6 Token entrys\r | |
| 288 | @param[in] Token Pointer to the token to be get.\r | |
| 289 | @param[out] TokenEntry Pointer to TokenEntry corresponding Token.\r | |
| 290 | \r | |
| 291 | @retval EFI_SUCCESS Get the TokenEntry from the TokensMap sucessfully.\r | |
| 292 | @retval EFI_NOT_FOUND TokenEntry is not found in TokenMap.\r | |
| 293 | \r | |
| 294 | **/\r | |
| 295 | EFI_STATUS\r | |
| 296 | EFIAPI\r | |
| 297 | GetDns6TokenEntry (\r | |
| 298 | IN NET_MAP *TokensMap,\r | |
| f75a7f56 | 299 | IN EFI_DNS6_COMPLETION_TOKEN *Token,\r |
| 99c048ef | 300 | OUT DNS6_TOKEN_ENTRY **TokenEntry\r |
| 301 | );\r | |
| 302 | \r | |
| 303 | /**\r | |
| 304 | Cancel DNS4 tokens from the DNS4 instance.\r | |
| 305 | \r | |
| 306 | @param[in] Instance Pointer to the DNS instance context data.\r | |
| 307 | @param[in] Token Pointer to the token to be canceled. If NULL, all\r | |
| 308 | tokens in this instance will be cancelled.\r | |
| 309 | This parameter is optional and may be NULL.\r | |
| 310 | \r | |
| 311 | @retval EFI_SUCCESS The Token is cancelled.\r | |
| 312 | @retval EFI_NOT_FOUND The Token is not found.\r | |
| 313 | \r | |
| 314 | **/\r | |
| 315 | EFI_STATUS\r | |
| 316 | Dns4InstanceCancelToken (\r | |
| 317 | IN DNS_INSTANCE *Instance,\r | |
| 318 | IN EFI_DNS4_COMPLETION_TOKEN *Token\r | |
| 319 | );\r | |
| 320 | \r | |
| 321 | /**\r | |
| 322 | Cancel DNS6 tokens from the DNS6 instance.\r | |
| 323 | \r | |
| 324 | @param[in] Instance Pointer to the DNS instance context data.\r | |
| 325 | @param[in] Token Pointer to the token to be canceled. If NULL, all\r | |
| 326 | tokens in this instance will be cancelled.\r | |
| 327 | This parameter is optional and may be NULL.\r | |
| 328 | \r | |
| 329 | @retval EFI_SUCCESS The Token is cancelled.\r | |
| 330 | @retval EFI_NOT_FOUND The Token is not found.\r | |
| 331 | \r | |
| 332 | **/\r | |
| 333 | EFI_STATUS\r | |
| 334 | Dns6InstanceCancelToken (\r | |
| 335 | IN DNS_INSTANCE *Instance,\r | |
| 336 | IN EFI_DNS6_COMPLETION_TOKEN *Token\r | |
| 337 | );\r | |
| 338 | \r | |
| 339 | /**\r | |
| 340 | Free the resource related to the configure parameters.\r | |
| 341 | \r | |
| 342 | @param Config The DNS configure data\r | |
| 343 | \r | |
| 344 | **/\r | |
| 345 | VOID\r | |
| 346 | Dns4CleanConfigure (\r | |
| 347 | IN OUT EFI_DNS4_CONFIG_DATA *Config\r | |
| 348 | );\r | |
| 349 | \r | |
| 350 | /**\r | |
| 351 | Free the resource related to the configure parameters.\r | |
| 352 | \r | |
| 353 | @param Config The DNS configure data\r | |
| 354 | \r | |
| 355 | **/\r | |
| 356 | VOID\r | |
| 357 | Dns6CleanConfigure (\r | |
| 358 | IN OUT EFI_DNS6_CONFIG_DATA *Config\r | |
| 359 | );\r | |
| 360 | \r | |
| 361 | /**\r | |
| 362 | Allocate memory for configure parameter such as timeout value for Dst,\r | |
| 363 | then copy the configure parameter from Src to Dst.\r | |
| 364 | \r | |
| 365 | @param[out] Dst The destination DHCP configure data.\r | |
| 366 | @param[in] Src The source DHCP configure data.\r | |
| 367 | \r | |
| 368 | @retval EFI_OUT_OF_RESOURCES Failed to allocate memory.\r | |
| 369 | @retval EFI_SUCCESS The configure is copied.\r | |
| 370 | \r | |
| 371 | **/\r | |
| 372 | EFI_STATUS\r | |
| 373 | Dns4CopyConfigure (\r | |
| 374 | OUT EFI_DNS4_CONFIG_DATA *Dst,\r | |
| 375 | IN EFI_DNS4_CONFIG_DATA *Src\r | |
| 376 | );\r | |
| 377 | \r | |
| 378 | /**\r | |
| 379 | Allocate memory for configure parameter such as timeout value for Dst,\r | |
| 380 | then copy the configure parameter from Src to Dst.\r | |
| 381 | \r | |
| 382 | @param[out] Dst The destination DHCP configure data.\r | |
| 383 | @param[in] Src The source DHCP configure data.\r | |
| 384 | \r | |
| 385 | @retval EFI_OUT_OF_RESOURCES Failed to allocate memory.\r | |
| 386 | @retval EFI_SUCCESS The configure is copied.\r | |
| 387 | \r | |
| 388 | **/\r | |
| 389 | EFI_STATUS\r | |
| 390 | Dns6CopyConfigure (\r | |
| 391 | OUT EFI_DNS6_CONFIG_DATA *Dst,\r | |
| 392 | IN EFI_DNS6_CONFIG_DATA *Src\r | |
| 393 | );\r | |
| 394 | \r | |
| 395 | /**\r | |
| 396 | Callback of Dns packet. Does nothing.\r | |
| 397 | \r | |
| 398 | @param Arg The context.\r | |
| 399 | \r | |
| 400 | **/\r | |
| 401 | VOID\r | |
| 402 | EFIAPI\r | |
| 403 | DnsDummyExtFree (\r | |
| 404 | IN VOID *Arg\r | |
| 405 | );\r | |
| 406 | \r | |
| 407 | /**\r | |
| 408 | Poll the UDP to get the IP4 default address, which may be retrieved\r | |
| f75a7f56 LG |
409 | by DHCP.\r |
| 410 | \r | |
| 411 | The default time out value is 5 seconds. If IP has retrieved the default address,\r | |
| 99c048ef | 412 | the UDP is reconfigured.\r |
| 413 | \r | |
| 414 | @param Instance The DNS instance\r | |
| 415 | @param UdpIo The UDP_IO to poll\r | |
| 416 | @param UdpCfgData The UDP configure data to reconfigure the UDP_IO\r | |
| 417 | \r | |
| 418 | @retval TRUE The default address is retrieved and UDP is reconfigured.\r | |
| 419 | @retval FALSE Some error occured.\r | |
| 420 | \r | |
| 421 | **/\r | |
| 422 | BOOLEAN\r | |
| 423 | Dns4GetMapping (\r | |
| 424 | IN DNS_INSTANCE *Instance,\r | |
| 425 | IN UDP_IO *UdpIo,\r | |
| 426 | IN EFI_UDP4_CONFIG_DATA *UdpCfgData\r | |
| 427 | );\r | |
| 428 | \r | |
| 429 | /**\r | |
| 430 | Configure the opened Udp6 instance until the corresponding Ip6 instance\r | |
| 431 | has been configured.\r | |
| 432 | \r | |
| 433 | @param Instance The DNS instance\r | |
| 434 | @param UdpIo The UDP_IO to poll\r | |
| 435 | @param UdpCfgData The UDP configure data to reconfigure the UDP_IO\r | |
| 436 | \r | |
| 437 | @retval TRUE Configure the Udp6 instance successfully.\r | |
| 438 | @retval FALSE Some error occured.\r | |
| 439 | \r | |
| 440 | **/\r | |
| 441 | BOOLEAN\r | |
| 442 | Dns6GetMapping (\r | |
| 443 | IN DNS_INSTANCE *Instance,\r | |
| 444 | IN UDP_IO *UdpIo,\r | |
| 445 | IN EFI_UDP6_CONFIG_DATA *UdpCfgData\r | |
| 446 | );\r | |
| 447 | \r | |
| 448 | /**\r | |
| 449 | Configure the UDP.\r | |
| f75a7f56 | 450 | \r |
| 99c048ef | 451 | @param Instance The DNS session\r |
| 452 | @param UdpIo The UDP_IO instance\r | |
| f75a7f56 | 453 | \r |
| 99c048ef | 454 | @retval EFI_SUCCESS The UDP is successfully configured for the\r |
| 455 | session.\r | |
| 456 | \r | |
| 457 | **/\r | |
| 458 | EFI_STATUS\r | |
| 459 | Dns4ConfigUdp (\r | |
| 460 | IN DNS_INSTANCE *Instance,\r | |
| 461 | IN UDP_IO *UdpIo\r | |
| 462 | );\r | |
| 463 | \r | |
| 464 | /**\r | |
| 465 | Configure the UDP.\r | |
| f75a7f56 | 466 | \r |
| 99c048ef | 467 | @param Instance The DNS session\r |
| 468 | @param UdpIo The UDP_IO instance\r | |
| 469 | \r | |
| 470 | @retval EFI_SUCCESS The UDP is successfully configured for the\r | |
| 471 | session.\r | |
| 472 | \r | |
| 473 | **/\r | |
| 474 | EFI_STATUS\r | |
| 475 | Dns6ConfigUdp (\r | |
| 476 | IN DNS_INSTANCE *Instance,\r | |
| 477 | IN UDP_IO *UdpIo\r | |
| 478 | );\r | |
| 479 | \r | |
| 480 | /**\r | |
| 481 | Update Dns4 cache to shared list of caches of all DNSv4 instances.\r | |
| f75a7f56 | 482 | \r |
| 99c048ef | 483 | @param Dns4CacheList All Dns4 cache list.\r |
| f75a7f56 LG |
484 | @param DeleteFlag If FALSE, this function is to add one entry to the DNS Cache.\r |
| 485 | If TRUE, this function will delete matching DNS Cache entry.\r | |
| 486 | @param Override If TRUE, the matching DNS cache entry will be overwritten with the supplied parameter.\r | |
| 99c048ef | 487 | If FALSE, EFI_ACCESS_DENIED will be returned if the entry to be added is already exists.\r |
| 488 | @param DnsCacheEntry Entry Pointer to DNS Cache entry.\r | |
| 489 | \r | |
| 490 | @retval EFI_SUCCESS Update Dns4 cache successfully.\r | |
| f75a7f56 LG |
491 | @retval Others Failed to update Dns4 cache.\r |
| 492 | \r | |
| 99c048ef | 493 | **/\r |
| 494 | EFI_STATUS\r | |
| 495 | EFIAPI\r | |
| 496 | UpdateDns4Cache (\r | |
| 497 | IN LIST_ENTRY *Dns4CacheList,\r | |
| 498 | IN BOOLEAN DeleteFlag,\r | |
| 499 | IN BOOLEAN Override,\r | |
| 500 | IN EFI_DNS4_CACHE_ENTRY DnsCacheEntry\r | |
| 501 | );\r | |
| 502 | \r | |
| 503 | /**\r | |
| f75a7f56 | 504 | Update Dns6 cache to shared list of caches of all DNSv6 instances.\r |
| 99c048ef | 505 | \r |
| 506 | @param Dns6CacheList All Dns6 cache list.\r | |
| f75a7f56 LG |
507 | @param DeleteFlag If FALSE, this function is to add one entry to the DNS Cache.\r |
| 508 | If TRUE, this function will delete matching DNS Cache entry.\r | |
| 509 | @param Override If TRUE, the matching DNS cache entry will be overwritten with the supplied parameter.\r | |
| 99c048ef | 510 | If FALSE, EFI_ACCESS_DENIED will be returned if the entry to be added is already exists.\r |
| 511 | @param DnsCacheEntry Entry Pointer to DNS Cache entry.\r | |
| f75a7f56 | 512 | \r |
| 99c048ef | 513 | @retval EFI_SUCCESS Update Dns6 cache successfully.\r |
| 514 | @retval Others Failed to update Dns6 cache.\r | |
| f75a7f56 | 515 | **/\r |
| 99c048ef | 516 | EFI_STATUS\r |
| 517 | EFIAPI\r | |
| 518 | UpdateDns6Cache (\r | |
| 519 | IN LIST_ENTRY *Dns6CacheList,\r | |
| 520 | IN BOOLEAN DeleteFlag,\r | |
| 521 | IN BOOLEAN Override,\r | |
| 522 | IN EFI_DNS6_CACHE_ENTRY DnsCacheEntry\r | |
| 523 | );\r | |
| 524 | \r | |
| 525 | /**\r | |
| f75a7f56 | 526 | Add Dns4 ServerIp to common list of addresses of all configured DNSv4 server.\r |
| 99c048ef | 527 | \r |
| f75a7f56 LG |
528 | @param Dns4ServerList Common list of addresses of all configured DNSv4 server.\r |
| 529 | @param ServerIp DNS server Ip.\r | |
| 99c048ef | 530 | \r |
| 531 | @retval EFI_SUCCESS Add Dns4 ServerIp to common list successfully.\r | |
| 532 | @retval Others Failed to add Dns4 ServerIp to common list.\r | |
| f75a7f56 | 533 | \r |
| 99c048ef | 534 | **/\r |
| 535 | EFI_STATUS\r | |
| 536 | EFIAPI\r | |
| 537 | AddDns4ServerIp (\r | |
| 538 | IN LIST_ENTRY *Dns4ServerList,\r | |
| 539 | IN EFI_IPv4_ADDRESS ServerIp\r | |
| 540 | );\r | |
| 541 | \r | |
| 542 | /**\r | |
| f75a7f56 | 543 | Add Dns6 ServerIp to common list of addresses of all configured DNSv6 server.\r |
| 99c048ef | 544 | \r |
| f75a7f56 LG |
545 | @param Dns6ServerList Common list of addresses of all configured DNSv6 server.\r |
| 546 | @param ServerIp DNS server Ip.\r | |
| 99c048ef | 547 | \r |
| 548 | @retval EFI_SUCCESS Add Dns6 ServerIp to common list successfully.\r | |
| 549 | @retval Others Failed to add Dns6 ServerIp to common list.\r | |
| f75a7f56 LG |
550 | \r |
| 551 | **/\r | |
| 99c048ef | 552 | EFI_STATUS\r |
| 553 | EFIAPI\r | |
| 554 | AddDns6ServerIp (\r | |
| 555 | IN LIST_ENTRY *Dns6ServerList,\r | |
| 556 | IN EFI_IPv6_ADDRESS ServerIp\r | |
| 557 | );\r | |
| 558 | \r | |
| 559 | /**\r | |
| 560 | Find out whether the response is valid or invalid.\r | |
| 561 | \r | |
| f75a7f56 LG |
562 | @param TokensMap All DNS transmittal Tokens entry.\r |
| 563 | @param Identification Identification for queried packet.\r | |
| 99c048ef | 564 | @param Type Type for queried packet.\r |
| 3900a743 | 565 | @param Class Class for queried packet.\r |
| 99c048ef | 566 | @param Item Return corresponding Token entry.\r |
| 567 | \r | |
| 568 | @retval TRUE The response is valid.\r | |
| 569 | @retval FALSE The response is invalid.\r | |
| f75a7f56 LG |
570 | \r |
| 571 | **/\r | |
| 99c048ef | 572 | BOOLEAN\r |
| 573 | IsValidDnsResponse (\r | |
| 574 | IN NET_MAP *TokensMap,\r | |
| 575 | IN UINT16 Identification,\r | |
| 576 | IN UINT16 Type,\r | |
| 3900a743 | 577 | IN UINT16 Class,\r |
| 99c048ef | 578 | OUT NET_MAP_ITEM **Item\r |
| 579 | );\r | |
| 580 | \r | |
| 581 | /**\r | |
| 582 | Parse Dns Response.\r | |
| 583 | \r | |
| 584 | @param Instance The DNS instance\r | |
| 585 | @param RxString Received buffer.\r | |
| f75a7f56 LG |
586 | @param Completed Flag to indicate that Dns response is valid.\r |
| 587 | \r | |
| 99c048ef | 588 | @retval EFI_SUCCESS Parse Dns Response successfully.\r |
| 589 | @retval Others Failed to parse Dns Response.\r | |
| f75a7f56 LG |
590 | \r |
| 591 | **/\r | |
| 99c048ef | 592 | EFI_STATUS\r |
| 593 | ParseDnsResponse (\r | |
| 594 | IN OUT DNS_INSTANCE *Instance,\r | |
| 595 | IN UINT8 *RxString,\r | |
| 596 | OUT BOOLEAN *Completed\r | |
| 597 | );\r | |
| 598 | \r | |
| 599 | /**\r | |
| 600 | Parse response packet.\r | |
| 601 | \r | |
| 602 | @param Packet The packets received.\r | |
| 603 | @param EndPoint The local/remote UDP access point\r | |
| 604 | @param IoStatus The status of the UDP receive\r | |
| 605 | @param Context The opaque parameter to the function.\r | |
| 606 | \r | |
| f75a7f56 | 607 | **/\r |
| 99c048ef | 608 | VOID\r |
| 609 | EFIAPI\r | |
| 610 | DnsOnPacketReceived (\r | |
| 611 | NET_BUF *Packet,\r | |
| 612 | UDP_END_POINT *EndPoint,\r | |
| 613 | EFI_STATUS IoStatus,\r | |
| 614 | VOID *Context\r | |
| 615 | );\r | |
| 616 | \r | |
| 617 | /**\r | |
| 618 | Release the net buffer when packet is sent.\r | |
| 619 | \r | |
| 620 | @param Packet The packets received.\r | |
| 621 | @param EndPoint The local/remote UDP access point\r | |
| 622 | @param IoStatus The status of the UDP receive\r | |
| 623 | @param Context The opaque parameter to the function.\r | |
| 624 | \r | |
| 625 | **/\r | |
| 626 | VOID\r | |
| 627 | EFIAPI\r | |
| 628 | DnsOnPacketSent (\r | |
| 629 | NET_BUF *Packet,\r | |
| 630 | UDP_END_POINT *EndPoint,\r | |
| 631 | EFI_STATUS IoStatus,\r | |
| 632 | VOID *Context\r | |
| 633 | );\r | |
| 634 | \r | |
| 635 | /**\r | |
| 636 | Query request information.\r | |
| 637 | \r | |
| 638 | @param Instance The DNS instance\r | |
| 639 | @param Packet The packet for querying request information.\r | |
| 640 | \r | |
| 641 | @retval EFI_SUCCESS Query request information successfully.\r | |
| 642 | @retval Others Failed to query request information.\r | |
| 643 | \r | |
| 644 | **/\r | |
| 645 | EFI_STATUS\r | |
| 646 | DoDnsQuery (\r | |
| 647 | IN DNS_INSTANCE *Instance,\r | |
| 648 | IN NET_BUF *Packet\r | |
| 649 | );\r | |
| 650 | \r | |
| 651 | /**\r | |
| fcae1a99 | 652 | Construct the Packet according query section.\r |
| 99c048ef | 653 | \r |
| 654 | @param Instance The DNS instance\r | |
| f75a7f56 LG |
655 | @param QueryName Queried Name\r |
| 656 | @param Type Queried Type\r | |
| 657 | @param Class Queried Class\r | |
| fcae1a99 | 658 | @param Packet The packet for query\r |
| 99c048ef | 659 | \r |
| 660 | @retval EFI_SUCCESS The packet is constructed.\r | |
| 661 | @retval Others Failed to construct the Packet.\r | |
| 662 | \r | |
| 663 | **/\r | |
| 664 | EFI_STATUS\r | |
| fcae1a99 | 665 | ConstructDNSQuery (\r |
| 99c048ef | 666 | IN DNS_INSTANCE *Instance,\r |
| fcae1a99 | 667 | IN CHAR8 *QueryName,\r |
| 99c048ef | 668 | IN UINT16 Type,\r |
| fcae1a99 | 669 | IN UINT16 Class,\r |
| 99c048ef | 670 | OUT NET_BUF **Packet\r |
| 671 | );\r | |
| 672 | \r | |
| 673 | /**\r | |
| 674 | Retransmit the packet.\r | |
| 675 | \r | |
| 676 | @param Instance The DNS instance\r | |
| f75a7f56 | 677 | @param Packet Retransmit the packet\r |
| 99c048ef | 678 | \r |
| 679 | @retval EFI_SUCCESS The packet is retransmitted.\r | |
| 680 | @retval Others Failed to retransmit.\r | |
| 681 | \r | |
| 682 | **/\r | |
| 683 | EFI_STATUS\r | |
| 684 | DnsRetransmit (\r | |
| 685 | IN DNS_INSTANCE *Instance,\r | |
| 686 | IN NET_BUF *Packet\r | |
| 687 | );\r | |
| 688 | \r | |
| 689 | /**\r | |
| 690 | The timer ticking function for the DNS service.\r | |
| 691 | \r | |
| 692 | @param Event The ticking event\r | |
| 693 | @param Context The DNS service instance\r | |
| 694 | \r | |
| 695 | **/\r | |
| 696 | VOID\r | |
| 697 | EFIAPI\r | |
| 698 | DnsOnTimerRetransmit (\r | |
| 699 | IN EFI_EVENT Event,\r | |
| 700 | IN VOID *Context\r | |
| 701 | );\r | |
| 702 | \r | |
| 703 | /**\r | |
| 704 | The timer ticking function for the DNS driver.\r | |
| 705 | \r | |
| 706 | @param Event The ticking event\r | |
| 707 | @param Context NULL\r | |
| 708 | \r | |
| 709 | **/\r | |
| 710 | VOID\r | |
| 711 | EFIAPI\r | |
| 712 | DnsOnTimerUpdate (\r | |
| 713 | IN EFI_EVENT Event,\r | |
| 714 | IN VOID *Context\r | |
| 715 | );\r | |
| 716 | \r | |
| 717 | \r | |
| 718 | /**\r | |
| 0f4e123f | 719 | Retrieve mode data of this DNS instance.\r |
| 99c048ef | 720 | \r |
| 0f4e123f | 721 | This function is used to retrieve DNS mode data for this DNS instance.\r |
| 99c048ef | 722 | \r |
| 0f4e123f JW |
723 | @param[in] This Pointer to EFI_DNS4_PROTOCOL instance.\r |
| 724 | @param[out] DnsModeData Point to the mode data.\r | |
| 99c048ef | 725 | \r |
| 0f4e123f JW |
726 | @retval EFI_SUCCESS The operation completed successfully.\r |
| 727 | @retval EFI_NOT_STARTED When DnsConfigData is queried, no configuration data\r | |
| 728 | is available because this instance has not been\r | |
| 729 | configured.\r | |
| 730 | @retval EFI_INVALID_PARAMETER This is NULL or DnsModeData is NULL.\r | |
| 731 | @retval EFI_OUT_OF_RESOURCES Failed to allocate needed resources.\r | |
| 99c048ef | 732 | **/\r |
| 733 | EFI_STATUS\r | |
| 734 | EFIAPI\r | |
| 735 | Dns4GetModeData (\r | |
| 736 | IN EFI_DNS4_PROTOCOL *This,\r | |
| 737 | OUT EFI_DNS4_MODE_DATA *DnsModeData\r | |
| 738 | );\r | |
| 739 | \r | |
| 740 | /**\r | |
| 0f4e123f JW |
741 | Configure this DNS instance.\r |
| 742 | \r | |
| 743 | This function is used to configure DNS mode data for this DNS instance.\r | |
| 744 | \r | |
| 745 | @param[in] This Pointer to EFI_DNS4_PROTOCOL instance.\r | |
| 746 | @param[in] DnsConfigData Point to the Configuration data.\r | |
| 747 | \r | |
| 748 | @retval EFI_SUCCESS The operation completed successfully.\r | |
| 749 | @retval EFI_UNSUPPORTED The designated protocol is not supported.\r | |
| 750 | @retval EFI_INVALID_PARAMTER Thisis NULL.\r | |
| f75a7f56 | 751 | The StationIp address provided in DnsConfigData is not a\r |
| 0f4e123f JW |
752 | valid unicast.\r |
| 753 | DnsServerList is NULL while DnsServerListCount\r | |
| 754 | is not ZERO.\r | |
| 755 | DnsServerListCount is ZERO while DnsServerList\r | |
| 756 | is not NULL\r | |
| 757 | @retval EFI_OUT_OF_RESOURCES The DNS instance data or required space could not be\r | |
| 758 | allocated.\r | |
| 759 | @retval EFI_DEVICE_ERROR An unexpected system or network error occurred. The\r | |
| 760 | EFI DNSv4 Protocol instance is not configured.\r | |
| f75a7f56 LG |
761 | @retval EFI_ALREADY_STARTED Second call to Configure() with DnsConfigData. To\r |
| 762 | reconfigure the instance the caller must call Configure()\r | |
| 0f4e123f | 763 | with NULL first to return driver to unconfigured state.\r |
| 99c048ef | 764 | **/\r |
| 765 | EFI_STATUS\r | |
| 766 | EFIAPI\r | |
| 767 | Dns4Configure (\r | |
| 768 | IN EFI_DNS4_PROTOCOL *This,\r | |
| 769 | IN EFI_DNS4_CONFIG_DATA *DnsConfigData\r | |
| 770 | );\r | |
| 771 | \r | |
| 772 | /**\r | |
| 0f4e123f JW |
773 | Host name to host address translation.\r |
| 774 | \r | |
| 775 | The HostNameToIp () function is used to translate the host name to host IP address. A\r | |
| 776 | type A query is used to get the one or more IP addresses for this host.\r | |
| 777 | \r | |
| 778 | @param[in] This Pointer to EFI_DNS4_PROTOCOL instance.\r | |
| 779 | @param[in] HostName Host name.\r | |
| 780 | @param[in] Token Point to the completion token to translate host name\r | |
| 781 | to host address.\r | |
| 782 | \r | |
| 783 | @retval EFI_SUCCESS The operation completed successfully.\r | |
| 784 | @retval EFI_INVALID_PARAMETER One or more of the following conditions is TRUE:\r | |
| 785 | This is NULL.\r | |
| 786 | Token is NULL.\r | |
| 787 | Token.Event is NULL.\r | |
| 788 | HostName is NULL. HostName string is unsupported format.\r | |
| 789 | @retval EFI_NO_MAPPING There's no source address is available for use.\r | |
| 790 | @retval EFI_NOT_STARTED This instance has not been started.\r | |
| 99c048ef | 791 | **/\r |
| 792 | EFI_STATUS\r | |
| 793 | EFIAPI\r | |
| 794 | Dns4HostNameToIp (\r | |
| 795 | IN EFI_DNS4_PROTOCOL *This,\r | |
| 796 | IN CHAR16 *HostName,\r | |
| 797 | IN EFI_DNS4_COMPLETION_TOKEN *Token\r | |
| 798 | );\r | |
| 799 | \r | |
| 800 | /**\r | |
| 0f4e123f JW |
801 | IPv4 address to host name translation also known as Reverse DNS lookup.\r |
| 802 | \r | |
| f75a7f56 | 803 | The IpToHostName() function is used to translate the host address to host name. A type PTR\r |
| 0f4e123f JW |
804 | query is used to get the primary name of the host. Support of this function is optional.\r |
| 805 | \r | |
| 806 | @param[in] This Pointer to EFI_DNS4_PROTOCOL instance.\r | |
| 807 | @param[in] IpAddress Ip Address.\r | |
| 808 | @param[in] Token Point to the completion token to translate host\r | |
| 809 | address to host name.\r | |
| 810 | \r | |
| 811 | @retval EFI_SUCCESS The operation completed successfully.\r | |
| 812 | @retval EFI_UNSUPPORTED This function is not supported.\r | |
| 813 | @retval EFI_INVALID_PARAMETER One or more of the following conditions is TRUE:\r | |
| 814 | This is NULL.\r | |
| 815 | Token is NULL.\r | |
| 816 | Token.Event is NULL.\r | |
| 817 | IpAddress is not valid IP address .\r | |
| 818 | @retval EFI_NO_MAPPING There's no source address is available for use.\r | |
| 819 | @retval EFI_ALREADY_STARTED This Token is being used in another DNS session.\r | |
| 820 | @retval EFI_OUT_OF_RESOURCES Failed to allocate needed resources.\r | |
| 99c048ef | 821 | **/\r |
| 822 | EFI_STATUS\r | |
| 823 | EFIAPI\r | |
| 824 | Dns4IpToHostName (\r | |
| 825 | IN EFI_DNS4_PROTOCOL *This,\r | |
| 826 | IN EFI_IPv4_ADDRESS IpAddress,\r | |
| 827 | IN EFI_DNS4_COMPLETION_TOKEN *Token\r | |
| 828 | );\r | |
| 829 | \r | |
| 830 | /**\r | |
| f75a7f56 | 831 | Retrieve arbitrary information from the DNS server.\r |
| 0f4e123f JW |
832 | \r |
| 833 | This GeneralLookup() function retrieves arbitrary information from the DNS. The caller\r | |
| 834 | supplies a QNAME, QTYPE, and QCLASS, and all of the matching RRs are returned. All\r | |
| 835 | RR content (e.g., TTL) was returned. The caller need parse the returned RR to get\r | |
| 836 | required information. The function is optional.\r | |
| 837 | \r | |
| 838 | @param[in] This Pointer to EFI_DNS4_PROTOCOL instance.\r | |
| 839 | @param[in] QName Pointer to Query Name.\r | |
| 840 | @param[in] QType Query Type.\r | |
| 841 | @param[in] QClass Query Name.\r | |
| 842 | @param[in] Token Point to the completion token to retrieve arbitrary\r | |
| 843 | information.\r | |
| 844 | \r | |
| 845 | @retval EFI_SUCCESS The operation completed successfully.\r | |
| 846 | @retval EFI_UNSUPPORTED This function is not supported. Or the requested\r | |
| 847 | QType is not supported\r | |
| 848 | @retval EFI_INVALID_PARAMETER One or more of the following conditions is TRUE:\r | |
| 849 | This is NULL.\r | |
| 850 | Token is NULL.\r | |
| 851 | Token.Event is NULL.\r | |
| 852 | QName is NULL.\r | |
| 853 | @retval EFI_NO_MAPPING There's no source address is available for use.\r | |
| 854 | @retval EFI_ALREADY_STARTED This Token is being used in another DNS session.\r | |
| 855 | @retval EFI_OUT_OF_RESOURCES Failed to allocate needed resources.\r | |
| 99c048ef | 856 | **/\r |
| 857 | EFI_STATUS\r | |
| 858 | EFIAPI\r | |
| 859 | Dns4GeneralLookUp (\r | |
| 860 | IN EFI_DNS4_PROTOCOL *This,\r | |
| 861 | IN CHAR8 *QName,\r | |
| f75a7f56 | 862 | IN UINT16 QType,\r |
| 99c048ef | 863 | IN UINT16 QClass,\r |
| 864 | IN EFI_DNS4_COMPLETION_TOKEN *Token\r | |
| 865 | );\r | |
| 866 | \r | |
| 867 | /**\r | |
| 0f4e123f JW |
868 | This function is to update the DNS Cache.\r |
| 869 | \r | |
| 870 | The UpdateDnsCache() function is used to add/delete/modify DNS cache entry. DNS cache\r | |
| 871 | can be normally dynamically updated after the DNS resolve succeeds. This function\r | |
| 872 | provided capability to manually add/delete/modify the DNS cache.\r | |
| 873 | \r | |
| 874 | @param[in] This Pointer to EFI_DNS4_PROTOCOL instance.\r | |
| 875 | @param[in] DeleteFlag If FALSE, this function is to add one entry to the\r | |
| 876 | DNS Cahce. If TRUE, this function will delete\r | |
| 877 | matching DNS Cache entry.\r | |
| 878 | @param[in] Override If TRUE, the maching DNS cache entry will be\r | |
| 879 | overwritten with the supplied parameter. If FALSE,\r | |
| 880 | EFI_ACCESS_DENIED will be returned if the entry to\r | |
| 881 | be added is already existed.\r | |
| 882 | @param[in] DnsCacheEntry Pointer to DNS Cache entry.\r | |
| 883 | \r | |
| 884 | @retval EFI_SUCCESS The operation completed successfully.\r | |
| 885 | @retval EFI_INVALID_PARAMETER One or more of the following conditions is TRUE:\r | |
| 886 | This is NULL.\r | |
| 887 | DnsCacheEntry.HostName is NULL.\r | |
| 888 | DnsCacheEntry.IpAddress is NULL.\r | |
| 889 | DnsCacheEntry.Timeout is zero.\r | |
| 890 | @retval EFI_ACCESS_DENIED The DNS cache entry already exists and Override is\r | |
| 891 | not TRUE.\r | |
| 99c048ef | 892 | **/\r |
| 893 | EFI_STATUS\r | |
| 894 | EFIAPI\r | |
| 895 | Dns4UpdateDnsCache (\r | |
| 896 | IN EFI_DNS4_PROTOCOL *This,\r | |
| 897 | IN BOOLEAN DeleteFlag,\r | |
| 898 | IN BOOLEAN Override,\r | |
| 899 | IN EFI_DNS4_CACHE_ENTRY DnsCacheEntry\r | |
| 900 | );\r | |
| 901 | \r | |
| 902 | /**\r | |
| 0f4e123f JW |
903 | Polls for incoming data packets and processes outgoing data packets.\r |
| 904 | \r | |
| 905 | The Poll() function can be used by network drivers and applications to increase the\r | |
| 906 | rate that data packets are moved between the communications device and the transmit\r | |
| 907 | and receive queues.\r | |
| 908 | In some systems, the periodic timer event in the managed network driver may not poll\r | |
| 909 | the underlying communications device fast enough to transmit and/or receive all data\r | |
| 910 | packets without missing incoming packets or dropping outgoing packets. Drivers and\r | |
| 911 | applications that are experiencing packet loss should try calling the Poll()\r | |
| 912 | function more often.\r | |
| 913 | \r | |
| 914 | @param[in] This Pointer to EFI_DNS4_PROTOCOL instance.\r | |
| 915 | \r | |
| 916 | @retval EFI_SUCCESS Incoming or outgoing data was processed.\r | |
| 917 | @retval EFI_NOT_STARTED This EFI DNS Protocol instance has not been started.\r | |
| 918 | @retval EFI_INVALID_PARAMETER This is NULL.\r | |
| 919 | @retval EFI_DEVICE_ERROR An unexpected system or network error occurred.\r | |
| 920 | @retval EFI_TIMEOUT Data was dropped out of the transmit and/or receive\r | |
| 921 | queue. Consider increasing the polling rate.\r | |
| 99c048ef | 922 | **/\r |
| 923 | EFI_STATUS\r | |
| 924 | EFIAPI\r | |
| 925 | Dns4Poll (\r | |
| 926 | IN EFI_DNS4_PROTOCOL *This\r | |
| 927 | );\r | |
| 928 | \r | |
| 929 | /**\r | |
| 0f4e123f JW |
930 | Abort an asynchronous DNS operation, including translation between IP and Host, and\r |
| 931 | general look up behavior.\r | |
| 932 | \r | |
| 933 | The Cancel() function is used to abort a pending resolution request. After calling\r | |
| 934 | this function, Token.Status will be set to EFI_ABORTED and then Token.Event will be\r | |
| 935 | signaled. If the token is not in one of the queues, which usually means that the\r | |
| 936 | asynchronous operation has completed, this function will not signal the token and\r | |
| 937 | EFI_NOT_FOUND is returned.\r | |
| 938 | \r | |
| 939 | @param[in] This Pointer to EFI_DNS4_PROTOCOL instance.\r | |
| 940 | @param[in] Token Pointer to a token that has been issued by\r | |
| 941 | EFI_DNS4_PROTOCOL.HostNameToIp (),\r | |
| 942 | EFI_DNS4_PROTOCOL.IpToHostName() or\r | |
| 943 | EFI_DNS4_PROTOCOL.GeneralLookup().\r | |
| 944 | If NULL, all pending tokens are aborted.\r | |
| 945 | \r | |
| 946 | @retval EFI_SUCCESS Incoming or outgoing data was processed.\r | |
| 947 | @retval EFI_NOT_STARTED This EFI DNS4 Protocol instance has not been started.\r | |
| 948 | @retval EFI_INVALID_PARAMETER This is NULL.\r | |
| 949 | @retval EFI_NOT_FOUND When Token is not NULL, and the asynchronous DNS\r | |
| 950 | operation was not found in the transmit queue. It\r | |
| 951 | was either completed or was not issued by\r | |
| 952 | HostNameToIp(), IpToHostName() or GeneralLookup().\r | |
| 99c048ef | 953 | **/\r |
| 954 | EFI_STATUS\r | |
| 955 | EFIAPI\r | |
| 956 | Dns4Cancel (\r | |
| 957 | IN EFI_DNS4_PROTOCOL *This,\r | |
| 958 | IN EFI_DNS4_COMPLETION_TOKEN *Token\r | |
| 959 | );\r | |
| 960 | \r | |
| 961 | \r | |
| 962 | /**\r | |
| 0f4e123f | 963 | Retrieve mode data of this DNS instance.\r |
| 99c048ef | 964 | \r |
| 0f4e123f | 965 | This function is used to retrieve DNS mode data for this DNS instance.\r |
| 99c048ef | 966 | \r |
| 0f4e123f | 967 | @param[in] This Pointer to EFI_DNS6_PROTOCOL instance.\r |
| f75a7f56 | 968 | @param[out] DnsModeData Pointer to the caller-allocated storage for the\r |
| 0f4e123f | 969 | EFI_DNS6_MODE_DATA data.\r |
| 99c048ef | 970 | \r |
| 0f4e123f JW |
971 | @retval EFI_SUCCESS The operation completed successfully.\r |
| 972 | @retval EFI_NOT_STARTED When DnsConfigData is queried, no configuration data\r | |
| 973 | is available because this instance has not been\r | |
| 974 | configured.\r | |
| 975 | @retval EFI_INVALID_PARAMETER This is NULL or DnsModeData is NULL.\r | |
| 976 | @retval EFI_OUT_OF_RESOURCE Failed to allocate needed resources.\r | |
| 99c048ef | 977 | **/\r |
| 978 | EFI_STATUS\r | |
| 979 | EFIAPI\r | |
| 980 | Dns6GetModeData (\r | |
| 981 | IN EFI_DNS6_PROTOCOL *This,\r | |
| 982 | OUT EFI_DNS6_MODE_DATA *DnsModeData\r | |
| 983 | );\r | |
| 984 | \r | |
| 985 | /**\r | |
| 0f4e123f JW |
986 | Configure this DNS instance.\r |
| 987 | \r | |
| 988 | The Configure() function is used to set and change the configuration data for this\r | |
| 989 | EFI DNSv6 Protocol driver instance. Reset the DNS instance if DnsConfigData is NULL.\r | |
| 990 | \r | |
| 991 | @param[in] This Pointer to EFI_DNS6_PROTOCOL instance.\r | |
| f75a7f56 | 992 | @param[in] DnsConfigData Pointer to the configuration data structure. All associated\r |
| 0f4e123f JW |
993 | storage to be allocated and released by caller.\r |
| 994 | \r | |
| 995 | @retval EFI_SUCCESS The operation completed successfully.\r | |
| 996 | @retval EFI_INVALID_PARAMTER This is NULL.\r | |
| 997 | The StationIp address provided in DnsConfigData is not zero and not a valid unicast.\r | |
| 998 | DnsServerList is NULL while DnsServerList Count is not ZERO.\r | |
| 999 | DnsServerList Count is ZERO while DnsServerList is not NULL.\r | |
| 1000 | @retval EFI_OUT_OF_RESOURCES The DNS instance data or required space could not be allocated.\r | |
| 1001 | @retval EFI_DEVICE_ERROR An unexpected system or network error occurred. The\r | |
| 1002 | EFI DNSv6 Protocol instance is not configured.\r | |
| 1003 | @retval EFI_UNSUPPORTED The designated protocol is not supported.\r | |
| f75a7f56 LG |
1004 | @retval EFI_ALREADY_STARTED Second call to Configure() with DnsConfigData. To\r |
| 1005 | reconfigure the instance the caller must call Configure() with\r | |
| 0f4e123f | 1006 | NULL first to return driver to unconfigured state.\r |
| 99c048ef | 1007 | **/\r |
| 1008 | EFI_STATUS\r | |
| 1009 | EFIAPI\r | |
| 1010 | Dns6Configure (\r | |
| 1011 | IN EFI_DNS6_PROTOCOL *This,\r | |
| 1012 | IN EFI_DNS6_CONFIG_DATA *DnsConfigData\r | |
| 1013 | );\r | |
| 1014 | \r | |
| 1015 | /**\r | |
| 0f4e123f JW |
1016 | Host name to host address translation.\r |
| 1017 | \r | |
| 1018 | The HostNameToIp () function is used to translate the host name to host IP address. A\r | |
| 1019 | type AAAA query is used to get the one or more IPv6 addresses for this host.\r | |
| 1020 | \r | |
| 1021 | @param[in] This Pointer to EFI_DNS6_PROTOCOL instance.\r | |
| 1022 | @param[in] HostName Host name.\r | |
| 1023 | @param[in] Token Point to the completion token to translate host name\r | |
| 1024 | to host address.\r | |
| 1025 | \r | |
| 1026 | @retval EFI_SUCCESS The operation completed successfully.\r | |
| 1027 | @retval EFI_INVALID_PARAMETER One or more of the following conditions is TRUE:\r | |
| 1028 | This is NULL.\r | |
| 1029 | Token is NULL.\r | |
| 1030 | Token.Event is NULL.\r | |
| 1031 | HostName is NULL or buffer contained unsupported characters.\r | |
| 1032 | @retval EFI_NO_MAPPING There's no source address is available for use.\r | |
| 1033 | @retval EFI_ALREADY_STARTED This Token is being used in another DNS session.\r | |
| 1034 | @retval EFI_NOT_STARTED This instance has not been started.\r | |
| 1035 | @retval EFI_OUT_OF_RESOURCES Failed to allocate needed resources.\r | |
| 99c048ef | 1036 | **/\r |
| 1037 | EFI_STATUS\r | |
| 1038 | EFIAPI\r | |
| 1039 | Dns6HostNameToIp (\r | |
| 1040 | IN EFI_DNS6_PROTOCOL *This,\r | |
| 1041 | IN CHAR16 *HostName,\r | |
| 1042 | IN EFI_DNS6_COMPLETION_TOKEN *Token\r | |
| 1043 | );\r | |
| 1044 | \r | |
| 1045 | /**\r | |
| 0f4e123f JW |
1046 | Host address to host name translation.\r |
| 1047 | \r | |
| 1048 | The IpToHostName () function is used to translate the host address to host name. A\r | |
| 1049 | type PTR query is used to get the primary name of the host. Implementation can choose\r | |
| 1050 | to support this function or not.\r | |
| 1051 | \r | |
| 1052 | @param[in] This Pointer to EFI_DNS6_PROTOCOL instance.\r | |
| 1053 | @param[in] IpAddress Ip Address.\r | |
| 1054 | @param[in] Token Point to the completion token to translate host\r | |
| 1055 | address to host name.\r | |
| 1056 | \r | |
| 1057 | @retval EFI_SUCCESS The operation completed successfully.\r | |
| 1058 | @retval EFI_UNSUPPORTED This function is not supported.\r | |
| 1059 | @retval EFI_INVALID_PARAMETER One or more of the following conditions is TRUE:\r | |
| 1060 | This is NULL.\r | |
| 1061 | Token is NULL.\r | |
| 1062 | Token.Event is NULL.\r | |
| 1063 | IpAddress is not valid IP address.\r | |
| 1064 | @retval EFI_NO_MAPPING There's no source address is available for use.\r | |
| 1065 | @retval EFI_NOT_STARTED This instance has not been started.\r | |
| 1066 | @retval EFI_OUT_OF_RESOURCES Failed to allocate needed resources.\r | |
| 99c048ef | 1067 | **/\r |
| 1068 | EFI_STATUS\r | |
| 1069 | EFIAPI\r | |
| 1070 | Dns6IpToHostName (\r | |
| 1071 | IN EFI_DNS6_PROTOCOL *This,\r | |
| 1072 | IN EFI_IPv6_ADDRESS IpAddress,\r | |
| 1073 | IN EFI_DNS6_COMPLETION_TOKEN *Token\r | |
| 1074 | );\r | |
| 1075 | \r | |
| 1076 | /**\r | |
| 0f4e123f JW |
1077 | This function provides capability to retrieve arbitrary information from the DNS\r |
| 1078 | server.\r | |
| 1079 | \r | |
| 1080 | This GeneralLookup() function retrieves arbitrary information from the DNS. The caller\r | |
| 1081 | supplies a QNAME, QTYPE, and QCLASS, and all of the matching RRs are returned. All\r | |
| 1082 | RR content (e.g., TTL) was returned. The caller need parse the returned RR to get\r | |
| 1083 | required information. The function is optional. Implementation can choose to support\r | |
| 1084 | it or not.\r | |
| 1085 | \r | |
| 1086 | @param[in] This Pointer to EFI_DNS6_PROTOCOL instance.\r | |
| 1087 | @param[in] QName Pointer to Query Name.\r | |
| 1088 | @param[in] QType Query Type.\r | |
| 1089 | @param[in] QClass Query Name.\r | |
| 1090 | @param[in] Token Point to the completion token to retrieve arbitrary\r | |
| 1091 | information.\r | |
| 1092 | \r | |
| 1093 | @retval EFI_SUCCESS The operation completed successfully.\r | |
| 1094 | @retval EFI_UNSUPPORTED This function is not supported. Or the requested\r | |
| 1095 | QType is not supported\r | |
| 1096 | @retval EFI_INVALID_PARAMETER One or more of the following conditions is TRUE:\r | |
| 1097 | This is NULL.\r | |
| 1098 | Token is NULL.\r | |
| 1099 | Token.Event is NULL.\r | |
| 1100 | QName is NULL.\r | |
| 1101 | @retval EFI_NO_MAPPING There's no source address is available for use.\r | |
| 1102 | @retval EFI_NOT_STARTED This instance has not been started.\r | |
| 1103 | @retval EFI_OUT_OF_RESOURCES Failed to allocate needed resources.\r | |
| 99c048ef | 1104 | **/\r |
| 1105 | EFI_STATUS\r | |
| 1106 | EFIAPI\r | |
| 1107 | Dns6GeneralLookUp (\r | |
| 1108 | IN EFI_DNS6_PROTOCOL *This,\r | |
| 1109 | IN CHAR8 *QName,\r | |
| f75a7f56 | 1110 | IN UINT16 QType,\r |
| 99c048ef | 1111 | IN UINT16 QClass,\r |
| 1112 | IN EFI_DNS6_COMPLETION_TOKEN *Token\r | |
| 1113 | );\r | |
| 1114 | \r | |
| 1115 | /**\r | |
| 0f4e123f JW |
1116 | This function is to update the DNS Cache.\r |
| 1117 | \r | |
| 1118 | The UpdateDnsCache() function is used to add/delete/modify DNS cache entry. DNS cache\r | |
| 1119 | can be normally dynamically updated after the DNS resolve succeeds. This function\r | |
| 1120 | provided capability to manually add/delete/modify the DNS cache.\r | |
| 1121 | \r | |
| 1122 | @param[in] This Pointer to EFI_DNS6_PROTOCOL instance.\r | |
| 1123 | @param[in] DeleteFlag If FALSE, this function is to add one entry to the\r | |
| 1124 | DNS Cahce. If TRUE, this function will delete\r | |
| 1125 | matching DNS Cache entry.\r | |
| 1126 | @param[in] Override If TRUE, the maching DNS cache entry will be\r | |
| 1127 | overwritten with the supplied parameter. If FALSE,\r | |
| 1128 | EFI_ACCESS_DENIED will be returned if the entry to\r | |
| 1129 | be added is already existed.\r | |
| 1130 | @param[in] DnsCacheEntry Pointer to DNS Cache entry.\r | |
| 1131 | \r | |
| 1132 | @retval EFI_SUCCESS The operation completed successfully.\r | |
| 1133 | @retval EFI_INVALID_PARAMETER One or more of the following conditions is TRUE:\r | |
| 1134 | This is NULL.\r | |
| 1135 | DnsCacheEntry.HostName is NULL.\r | |
| 1136 | DnsCacheEntry.IpAddress is NULL.\r | |
| 1137 | DnsCacheEntry.Timeout is zero.\r | |
| 1138 | @retval EFI_ACCESS_DENIED The DNS cache entry already exists and Override is\r | |
| 1139 | not TRUE.\r | |
| 1140 | @retval EFI_OUT_OF_RESOURCE Failed to allocate needed resources.\r | |
| 99c048ef | 1141 | **/\r |
| 1142 | EFI_STATUS\r | |
| 1143 | EFIAPI\r | |
| 1144 | Dns6UpdateDnsCache (\r | |
| 1145 | IN EFI_DNS6_PROTOCOL *This,\r | |
| 1146 | IN BOOLEAN DeleteFlag,\r | |
| 1147 | IN BOOLEAN Override,\r | |
| 1148 | IN EFI_DNS6_CACHE_ENTRY DnsCacheEntry\r | |
| 1149 | );\r | |
| 1150 | \r | |
| 1151 | /**\r | |
| 0f4e123f JW |
1152 | Polls for incoming data packets and processes outgoing data packets.\r |
| 1153 | \r | |
| 1154 | The Poll() function can be used by network drivers and applications to increase the\r | |
| 1155 | rate that data packets are moved between the communications device and the transmit\r | |
| 1156 | and receive queues.\r | |
| 1157 | \r | |
| 1158 | In some systems, the periodic timer event in the managed network driver may not poll\r | |
| 1159 | the underlying communications device fast enough to transmit and/or receive all data\r | |
| 1160 | packets without missing incoming packets or dropping outgoing packets. Drivers and\r | |
| 1161 | applications that are experiencing packet loss should try calling the Poll()\r | |
| 1162 | function more often.\r | |
| 1163 | \r | |
| 1164 | @param[in] This Pointer to EFI_DNS6_PROTOCOL instance.\r | |
| 1165 | \r | |
| 1166 | @retval EFI_SUCCESS Incoming or outgoing data was processed.\r | |
| 1167 | @retval EFI_NOT_STARTED This EFI DNS Protocol instance has not been started.\r | |
| 1168 | @retval EFI_INVALID_PARAMETER This is NULL.\r | |
| 1169 | @retval EFI_NO_MAPPING There is no source address is available for use.\r | |
| 1170 | @retval EFI_DEVICE_ERROR An unexpected system or network error occurred.\r | |
| 1171 | @retval EFI_TIMEOUT Data was dropped out of the transmit and/or receive\r | |
| 1172 | queue. Consider increasing the polling rate.\r | |
| 99c048ef | 1173 | **/\r |
| 1174 | EFI_STATUS\r | |
| 1175 | EFIAPI\r | |
| 1176 | Dns6Poll (\r | |
| 1177 | IN EFI_DNS6_PROTOCOL *This\r | |
| 1178 | );\r | |
| 1179 | \r | |
| 1180 | /**\r | |
| 0f4e123f JW |
1181 | Abort an asynchronous DNS operation, including translation between IP and Host, and\r |
| 1182 | general look up behavior.\r | |
| 1183 | \r | |
| 1184 | The Cancel() function is used to abort a pending resolution request. After calling\r | |
| 1185 | this function, Token.Status will be set to EFI_ABORTED and then Token.Event will be\r | |
| 1186 | signaled. If the token is not in one of the queues, which usually means that the\r | |
| 1187 | asynchronous operation has completed, this function will not signal the token and\r | |
| 1188 | EFI_NOT_FOUND is returned.\r | |
| 1189 | \r | |
| 1190 | @param[in] This Pointer to EFI_DNS6_PROTOCOL instance.\r | |
| 1191 | @param[in] Token Pointer to a token that has been issued by\r | |
| 1192 | EFI_DNS6_PROTOCOL.HostNameToIp (),\r | |
| 1193 | EFI_DNS6_PROTOCOL.IpToHostName() or\r | |
| 1194 | EFI_DNS6_PROTOCOL.GeneralLookup().\r | |
| 1195 | If NULL, all pending tokens are aborted.\r | |
| 1196 | \r | |
| 1197 | @retval EFI_SUCCESS Incoming or outgoing data was processed.\r | |
| 1198 | @retval EFI_NOT_STARTED This EFI DNS6 Protocol instance has not been started.\r | |
| 1199 | @retval EFI_INVALID_PARAMETER This is NULL.\r | |
| 1200 | @retval EFI_NO_MAPPING There's no source address is available for use.\r | |
| 1201 | @retval EFI_NOT_FOUND When Token is not NULL, and the asynchronous DNS\r | |
| 1202 | operation was not found in the transmit queue. It\r | |
| 1203 | was either completed or was not issued by\r | |
| 1204 | HostNameToIp(), IpToHostName() or GeneralLookup().\r | |
| 99c048ef | 1205 | **/\r |
| 1206 | EFI_STATUS\r | |
| 1207 | EFIAPI\r | |
| 1208 | Dns6Cancel (\r | |
| 1209 | IN EFI_DNS6_PROTOCOL *This,\r | |
| 1210 | IN EFI_DNS6_COMPLETION_TOKEN *Token\r | |
| 1211 | );\r | |
| 1212 | \r | |
| 1213 | #endif\r |