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dc361cc5 | 1 | /** @file |
2 | ||
3 | Copyright (c) 2007, Intel Corporation | |
4 | All rights reserved. This program and the accompanying materials | |
5 | are licensed and made available under the terms and conditions of the BSD License | |
6 | which accompanies this distribution. The full text of the license may be found at | |
7 | http://opensource.org/licenses/bsd-license.php | |
8 | ||
9 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, | |
10 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. | |
11 | ||
12 | Module Name: | |
13 | ||
14 | PxeBcDhcp.h | |
15 | ||
16 | Abstract: | |
17 | ||
18 | Dhcp and Discover routines for PxeBc | |
19 | ||
20 | ||
21 | **/ | |
22 | ||
23 | #ifndef __EFI_PXEBC_DHCP_H__ | |
24 | #define __EFI_PXEBC_DHCP_H__ | |
25 | ||
26 | enum { | |
27 | PXEBC_DHCP4_MAX_OPTION_NUM = 16, | |
28 | PXEBC_DHCP4_MAX_OPTION_SIZE = 312, | |
29 | PXEBC_DHCP4_MAX_PACKET_SIZE = 1472, | |
30 | ||
31 | PXEBC_DHCP4_S_PORT = 67, | |
32 | PXEBC_DHCP4_C_PORT = 68, | |
33 | PXEBC_BS_DOWNLOAD_PORT = 69, | |
34 | PXEBC_BS_DISCOVER_PORT = 4011, | |
35 | ||
36 | PXEBC_DHCP4_OPCODE_REQUEST = 1, | |
37 | PXEBC_DHCP4_OPCODE_REPLY = 2, | |
38 | PXEBC_DHCP4_MSG_TYPE_REQUEST = 3, | |
39 | PXEBC_DHCP4_MAGIC = 0x63538263, // network byte order | |
40 | // | |
41 | // Dhcp Options | |
42 | // | |
43 | PXEBC_DHCP4_TAG_PAD = 0, // Pad Option | |
44 | PXEBC_DHCP4_TAG_EOP = 255, // End Option | |
45 | PXEBC_DHCP4_TAG_NETMASK = 1, // Subnet Mask | |
46 | PXEBC_DHCP4_TAG_TIME_OFFSET = 2, // Time Offset from UTC | |
47 | PXEBC_DHCP4_TAG_ROUTER = 3, // Router option, | |
48 | PXEBC_DHCP4_TAG_TIME_SERVER = 4, // Time Server | |
49 | PXEBC_DHCP4_TAG_NAME_SERVER = 5, // Name Server | |
50 | PXEBC_DHCP4_TAG_DNS_SERVER = 6, // Domain Name Server | |
51 | PXEBC_DHCP4_TAG_HOSTNAME = 12, // Host Name | |
52 | PXEBC_DHCP4_TAG_BOOTFILE_LEN = 13, // Boot File Size | |
53 | PXEBC_DHCP4_TAG_DUMP = 14, // Merit Dump File | |
54 | PXEBC_DHCP4_TAG_DOMAINNAME = 15, // Domain Name | |
55 | PXEBC_DHCP4_TAG_ROOTPATH = 17, // Root path | |
56 | PXEBC_DHCP4_TAG_EXTEND_PATH = 18, // Extensions Path | |
57 | PXEBC_DHCP4_TAG_EMTU = 22, // Maximum Datagram Reassembly Size | |
58 | PXEBC_DHCP4_TAG_TTL = 23, // Default IP Time-to-live | |
59 | PXEBC_DHCP4_TAG_BROADCAST = 28, // Broadcast Address | |
60 | PXEBC_DHCP4_TAG_NIS_DOMAIN = 40, // Network Information Service Domain | |
61 | PXEBC_DHCP4_TAG_NIS_SERVER = 41, // Network Information Servers | |
62 | PXEBC_DHCP4_TAG_NTP_SERVER = 42, // Network Time Protocol Servers | |
63 | PXEBC_DHCP4_TAG_VENDOR = 43, // Vendor Specific Information | |
64 | PXEBC_DHCP4_TAG_REQUEST_IP = 50, // Requested IP Address | |
65 | PXEBC_DHCP4_TAG_LEASE = 51, // IP Address Lease Time | |
66 | PXEBC_DHCP4_TAG_OVERLOAD = 52, // Option Overload | |
67 | PXEBC_DHCP4_TAG_MSG_TYPE = 53, // DHCP Message Type | |
68 | PXEBC_DHCP4_TAG_SERVER_ID = 54, // Server Identifier | |
69 | PXEBC_DHCP4_TAG_PARA_LIST = 55, // Parameter Request List | |
70 | PXEBC_DHCP4_TAG_MAXMSG = 57, // Maximum DHCP Message Size | |
71 | PXEBC_DHCP4_TAG_T1 = 58, // Renewal (T1) Time Value | |
72 | PXEBC_DHCP4_TAG_T2 = 59, // Rebinding (T2) Time Value | |
73 | PXEBC_DHCP4_TAG_CLASS_ID = 60, // Vendor class identifier | |
74 | PXEBC_DHCP4_TAG_CLIENT_ID = 61, // Client-identifier | |
75 | PXEBC_DHCP4_TAG_TFTP = 66, // TFTP server name | |
76 | PXEBC_DHCP4_TAG_BOOTFILE = 67, // Bootfile name | |
77 | PXEBC_PXE_DHCP4_TAG_ARCH = 93, | |
78 | PXEBC_PXE_DHCP4_TAG_UNDI = 94, | |
79 | PXEBC_PXE_DHCP4_TAG_UUID = 97, | |
80 | // | |
81 | // Sub-Options in Dhcp Vendor Option | |
82 | // | |
83 | PXEBC_VENDOR_TAG_MTFTP_IP = 1, | |
84 | PXEBC_VENDOR_TAG_MTFTP_CPORT = 2, | |
85 | PXEBC_VENDOR_TAG_MTFTP_SPORT = 3, | |
86 | PXEBC_VENDOR_TAG_MTFTP_TIMEOUT = 4, | |
87 | PXEBC_VENDOR_TAG_MTFTP_DELAY = 5, | |
88 | PXEBC_VENDOR_TAG_DISCOVER_CTRL = 6, | |
89 | PXEBC_VENDOR_TAG_DISCOVER_MCAST = 7, | |
90 | PXEBC_VENDOR_TAG_BOOT_SERVERS = 8, | |
91 | PXEBC_VENDOR_TAG_BOOT_MENU = 9, | |
92 | PXEBC_VENDOR_TAG_MENU_PROMPT = 10, | |
93 | PXEBC_VENDOR_TAG_MCAST_ALLOC = 11, | |
94 | PXEBC_VENDOR_TAG_CREDENTIAL_TYPES = 12, | |
95 | PXEBC_VENDOR_TAG_BOOT_ITEM = 71, | |
96 | ||
97 | PXEBC_DHCP4_DISCOVER_INIT_TIMEOUT = 4, | |
98 | PXEBC_DHCP4_DISCOVER_RETRIES = 4, | |
99 | ||
100 | PXEBC_MAX_MENU_NUM = 24, | |
101 | PXEBC_MAX_OFFER_NUM = 16, | |
102 | ||
103 | PXEBC_BOOT_REQUEST_TIMEOUT = 1, | |
104 | PXEBC_BOOT_REQUEST_RETRIES = 4, | |
105 | ||
106 | PXEBC_DHCP4_OVERLOAD_FILE = 1, | |
107 | PXEBC_DHCP4_OVERLOAD_SERVER_NAME = 2 | |
108 | }; | |
109 | ||
110 | // | |
111 | // The array index of the DHCP4 option tag interested | |
112 | // | |
113 | enum { | |
114 | PXEBC_DHCP4_TAG_INDEX_BOOTFILE_LEN, | |
115 | PXEBC_DHCP4_TAG_INDEX_VENDOR, | |
116 | PXEBC_DHCP4_TAG_INDEX_OVERLOAD, | |
117 | PXEBC_DHCP4_TAG_INDEX_MSG_TYPE, | |
118 | PXEBC_DHCP4_TAG_INDEX_SERVER_ID, | |
119 | PXEBC_DHCP4_TAG_INDEX_CLASS_ID, | |
120 | PXEBC_DHCP4_TAG_INDEX_BOOTFILE, | |
121 | PXEBC_DHCP4_TAG_INDEX_MAX | |
122 | }; | |
123 | ||
124 | // | |
125 | // The type of DHCP OFFER, arranged by priority, PXE10 has the highest priority. | |
126 | // | |
127 | enum { | |
128 | DHCP4_PACKET_TYPE_PXE10, | |
129 | DHCP4_PACKET_TYPE_WFM11A, | |
130 | DHCP4_PACKET_TYPE_BINL, | |
131 | DHCP4_PACKET_TYPE_DHCP_ONLY, | |
132 | DHCP4_PACKET_TYPE_MAX, | |
133 | DHCP4_PACKET_TYPE_BOOTP = DHCP4_PACKET_TYPE_MAX | |
134 | }; | |
135 | ||
136 | #define BIT(x) (1 << x) | |
137 | #define CTRL(x) (0x1F & (x)) | |
138 | ||
139 | // | |
140 | // WfM11a options | |
141 | // | |
142 | #define MTFTP_VENDOR_OPTION_BIT_MAP (BIT (PXEBC_VENDOR_TAG_MTFTP_IP) | \ | |
143 | BIT (PXEBC_VENDOR_TAG_MTFTP_CPORT) | \ | |
144 | BIT (PXEBC_VENDOR_TAG_MTFTP_SPORT) | \ | |
145 | BIT (PXEBC_VENDOR_TAG_MTFTP_TIMEOUT) | \ | |
146 | BIT (PXEBC_VENDOR_TAG_MTFTP_DELAY)) | |
147 | // | |
148 | // Discoverty options | |
149 | // | |
150 | #define DISCOVER_VENDOR_OPTION_BIT_MAP (BIT (PXEBC_VENDOR_TAG_DISCOVER_CTRL) | \ | |
151 | BIT (PXEBC_VENDOR_TAG_DISCOVER_MCAST) | \ | |
152 | BIT (PXEBC_VENDOR_TAG_BOOT_SERVERS) | \ | |
153 | BIT (PXEBC_VENDOR_TAG_BOOT_MENU) | \ | |
154 | BIT (PXEBC_VENDOR_TAG_MENU_PROMPT)) | |
155 | ||
156 | #define IS_VALID_BOOT_PROMPT(x) \ | |
157 | ((((x)[0]) & BIT (PXEBC_VENDOR_TAG_MENU_PROMPT)) == BIT (PXEBC_VENDOR_TAG_MENU_PROMPT)) | |
158 | ||
159 | #define IS_VALID_BOOT_MENU(x) \ | |
160 | ((((x)[0]) & BIT (PXEBC_VENDOR_TAG_BOOT_MENU)) == BIT (PXEBC_VENDOR_TAG_BOOT_MENU)) | |
161 | ||
162 | #define IS_VALID_MTFTP_VENDOR_OPTION(x) \ | |
163 | (((UINT32) ((x)[0]) & MTFTP_VENDOR_OPTION_BIT_MAP) == MTFTP_VENDOR_OPTION_BIT_MAP) | |
164 | ||
165 | #define IS_VALID_DISCOVER_VENDOR_OPTION(x) (((UINT32) ((x)[0]) & DISCOVER_VENDOR_OPTION_BIT_MAP) != 0) | |
166 | ||
167 | #define IS_VALID_CREDENTIAL_VENDOR_OPTION(x) \ | |
168 | (((UINT32) ((x)[0]) & BIT (PXEBC_VENDOR_TAG_CREDENTIAL_TYPES)) == BIT (PXEBC_VENDOR_TAG_CREDENTIAL_TYPES)) | |
169 | ||
170 | #define IS_VALID_BOOTITEM_VENDOR_OPTION(x) \ | |
171 | (((UINT32) ((x)[PXEBC_VENDOR_TAG_BOOT_ITEM / 32]) & BIT (PXEBC_VENDOR_TAG_BOOT_ITEM % 32)) \ | |
172 | == BIT (PXEBC_VENDOR_TAG_BOOT_ITEM % 32)) | |
173 | ||
174 | #define IS_DISABLE_BCAST_DISCOVER(x) (((x) & BIT (0)) == BIT (0)) | |
175 | #define IS_DISABLE_MCAST_DISCOVER(x) (((x) & BIT (1)) == BIT (1)) | |
176 | #define IS_ENABLE_USE_SERVER_LIST(x) (((x) & BIT (2)) == BIT (2)) | |
177 | #define IS_ENABLE_BOOT_FILE_NAME(x) (((x) & BIT (3)) == BIT (3)) | |
178 | ||
19d5671c | 179 | #define SET_VENDOR_OPTION_BIT_MAP(x, y) (((x)[(y) / 32]) = (UINT32) ((x)[(y) / 32]) | BIT ((y) % 32)) |
dc361cc5 | 180 | |
181 | #pragma pack(1) | |
182 | typedef struct { | |
183 | UINT8 ParaList[135]; | |
184 | } PXEBC_DHCP4_OPTION_PARA; | |
185 | ||
186 | typedef struct { | |
187 | UINT16 Size; | |
188 | } PXEBC_DHCP4_OPTION_MAX_MESG_SIZE; | |
189 | ||
190 | typedef struct { | |
191 | UINT8 Type; | |
192 | UINT8 MajorVer; | |
193 | UINT8 MinorVer; | |
194 | } PXEBC_DHCP4_OPTION_UNDI; | |
195 | ||
196 | typedef struct { | |
197 | UINT8 Type; | |
198 | } PXEBC_DHCP4_OPTION_MESG; | |
199 | ||
200 | typedef struct { | |
201 | UINT16 Type; | |
202 | } PXEBC_DHCP4_OPTION_ARCH; | |
203 | ||
204 | #define DEFAULT_CLASS_ID_DATA "PXEClient:Arch:?????:????:??????" | |
205 | ||
206 | typedef struct { | |
207 | UINT8 ClassIdentifier[10]; | |
208 | UINT8 ArchitecturePrefix[5]; | |
209 | UINT8 ArchitectureType[5]; | |
210 | UINT8 Lit3[1]; | |
211 | UINT8 InterfaceName[4]; | |
212 | UINT8 Lit4[1]; | |
213 | UINT8 UndiMajor[3]; | |
214 | UINT8 UndiMinor[3]; | |
215 | } PXEBC_DHCP4_OPTION_CLID; | |
216 | ||
217 | typedef struct { | |
218 | UINT8 Type; | |
219 | UINT8 Guid[16]; | |
220 | } PXEBC_DHCP4_OPTION_UUID; | |
221 | ||
222 | typedef struct { | |
223 | UINT16 Type; | |
224 | UINT16 Layer; | |
225 | } PXEBC_OPTION_BOOT_ITEM; | |
226 | ||
227 | #pragma pack() | |
228 | ||
229 | typedef union { | |
230 | PXEBC_DHCP4_OPTION_PARA *Para; | |
231 | PXEBC_DHCP4_OPTION_UNDI *Undi; | |
232 | PXEBC_DHCP4_OPTION_ARCH *Arch; | |
233 | PXEBC_DHCP4_OPTION_CLID *Clid; | |
234 | PXEBC_DHCP4_OPTION_UUID *Uuid; | |
235 | PXEBC_DHCP4_OPTION_MESG *Mesg; | |
236 | PXEBC_DHCP4_OPTION_MAX_MESG_SIZE *MaxMesgSize; | |
237 | } PXEBC_DHCP4_OPTION_ENTRY; | |
238 | ||
239 | typedef struct { | |
240 | UINT16 Type; | |
241 | UINT8 IpCnt; | |
242 | EFI_IPv4_ADDRESS IpAddr[1]; | |
243 | } PXEBC_BOOT_SVR_ENTRY; | |
244 | ||
245 | typedef struct { | |
246 | UINT16 Type; | |
247 | UINT8 DescLen; | |
248 | UINT8 DescStr[1]; | |
249 | } PXEBC_BOOT_MENU_ENTRY; | |
250 | ||
251 | typedef struct { | |
252 | UINT8 Timeout; | |
253 | UINT8 Prompt[1]; | |
254 | } PXEBC_MENU_PROMPT; | |
255 | ||
256 | typedef struct { | |
257 | UINT32 BitMap[8]; | |
258 | EFI_IPv4_ADDRESS MtftpIp; | |
259 | UINT16 MtftpCPort; | |
260 | UINT16 MtftpSPort; | |
261 | UINT8 MtftpTimeout; | |
262 | UINT8 MtftpDelay; | |
263 | UINT8 DiscoverCtrl; | |
264 | EFI_IPv4_ADDRESS DiscoverMcastIp; | |
265 | EFI_IPv4_ADDRESS McastIpBase; | |
266 | UINT16 McastIpBlock; | |
267 | UINT16 McastIpRange; | |
268 | UINT16 BootSrvType; | |
269 | UINT16 BootSrvLayer; | |
270 | PXEBC_BOOT_SVR_ENTRY *BootSvr; | |
271 | UINT8 BootSvrLen; | |
272 | PXEBC_BOOT_MENU_ENTRY *BootMenu; | |
273 | UINT8 BootMenuLen; | |
274 | PXEBC_MENU_PROMPT *MenuPrompt; | |
275 | UINT8 MenuPromptLen; | |
276 | UINT32 *CredType; | |
277 | UINT8 CredTypeLen; | |
278 | } PXEBC_VENDOR_OPTION; | |
279 | ||
280 | #define PXEBC_CACHED_DHCP4_PACKET_MAX_SIZE (EFI_FIELD_OFFSET (EFI_DHCP4_PACKET, Dhcp4) + PXEBC_DHCP4_MAX_PACKET_SIZE) | |
281 | ||
282 | typedef struct { | |
283 | union { | |
284 | EFI_DHCP4_PACKET Offer; | |
285 | EFI_DHCP4_PACKET Ack; | |
286 | UINT8 Buffer[PXEBC_CACHED_DHCP4_PACKET_MAX_SIZE]; | |
287 | } Packet; | |
288 | ||
289 | BOOLEAN IsPxeOffer; | |
290 | UINT8 OfferType; | |
291 | EFI_DHCP4_PACKET_OPTION *Dhcp4Option[PXEBC_DHCP4_TAG_INDEX_MAX]; | |
292 | PXEBC_VENDOR_OPTION PxeVendorOption; | |
293 | } PXEBC_CACHED_DHCP4_PACKET; | |
294 | ||
295 | #define GET_NEXT_DHCP_OPTION(Opt) \ | |
296 | (EFI_DHCP4_PACKET_OPTION *) ((UINT8 *) (Opt) + sizeof (EFI_DHCP4_PACKET_OPTION) + (Opt)->Length - 1) | |
297 | ||
298 | #define GET_OPTION_BUFFER_LEN(Pkt) ((Pkt)->Length - sizeof (EFI_DHCP4_HEADER) - 4) | |
299 | #define IS_PROXY_DHCP_OFFER(Offer) EFI_IP4_EQUAL (&((Offer)->Dhcp4.Header.YourAddr), &mZeroIp4Addr) | |
300 | ||
301 | #define GET_NEXT_BOOT_SVR_ENTRY(Ent) \ | |
302 | (PXEBC_BOOT_SVR_ENTRY *) ((UINT8 *) Ent + sizeof (*(Ent)) + ((Ent)->IpCnt - 1) * sizeof (EFI_IPv4_ADDRESS)) | |
303 | ||
304 | VOID | |
305 | PxeBcInitSeedPacket ( | |
306 | IN EFI_DHCP4_PACKET *Seed, | |
307 | IN EFI_UDP4_PROTOCOL *Udp4 | |
308 | ) | |
309 | /*++ | |
310 | ||
311 | Routine Description: | |
312 | ||
313 | GC_NOTO: Add function description | |
314 | ||
315 | Arguments: | |
316 | ||
317 | Seed - GC_NOTO: add argument description | |
318 | Udp4 - GC_NOTO: add argument description | |
319 | ||
320 | Returns: | |
321 | ||
322 | GC_NOTO: add return values | |
323 | ||
324 | --*/ | |
325 | ; | |
326 | ||
327 | ||
328 | /** | |
329 | GC_NOTO: Add function description | |
330 | ||
331 | @param CachedPacket GC_NOTO: add argument description | |
332 | ||
333 | @return GC_NOTO: add return values | |
334 | ||
335 | **/ | |
336 | BOOLEAN | |
337 | PxeBcParseCachedDhcpPacket ( | |
338 | IN PXEBC_CACHED_DHCP4_PACKET *CachedPacket | |
339 | ) | |
340 | ; | |
341 | ||
342 | ||
343 | /** | |
344 | GC_NOTO: Add function description | |
345 | ||
346 | @param Private GC_NOTO: add argument description | |
347 | ||
348 | @return GC_NOTO: add return values | |
349 | ||
350 | **/ | |
351 | EFI_STATUS | |
352 | PxeBcCheckSelectedOffer ( | |
353 | IN PXEBC_PRIVATE_DATA *Private | |
354 | ) | |
355 | ; | |
356 | ||
357 | ||
358 | /** | |
359 | GC_NOTO: Add function description | |
360 | ||
361 | @param This GC_NOTO: add argument description | |
362 | @param Context GC_NOTO: add argument description | |
363 | @param CurrentState GC_NOTO: add argument description | |
364 | @param Dhcp4Event GC_NOTO: add argument description | |
365 | @param Packet GC_NOTO: add argument description | |
366 | @param NewPacket GC_NOTO: add argument description | |
367 | ||
368 | @return GC_NOTO: add return values | |
369 | ||
370 | **/ | |
371 | EFI_STATUS | |
372 | PxeBcDhcpCallBack ( | |
373 | IN EFI_DHCP4_PROTOCOL * This, | |
374 | IN VOID *Context, | |
375 | IN EFI_DHCP4_STATE CurrentState, | |
376 | IN EFI_DHCP4_EVENT Dhcp4Event, | |
377 | IN EFI_DHCP4_PACKET * Packet OPTIONAL, | |
378 | OUT EFI_DHCP4_PACKET **NewPacket OPTIONAL | |
379 | ) | |
380 | ; | |
381 | ||
382 | ||
383 | /** | |
384 | GC_NOTO: Add function description | |
385 | ||
386 | @param Private GC_NOTO: add argument description | |
387 | @param Type GC_NOTO: add argument description | |
388 | @param Layer GC_NOTO: add argument description | |
389 | @param UseBis GC_NOTO: add argument description | |
390 | @param DestIp GC_NOTO: add argument description | |
391 | @param IpCount GC_NOTO: add argument description | |
392 | @param SrvList GC_NOTO: add argument description | |
393 | @param IsDiscv GC_NOTO: add argument description | |
394 | @param Reply GC_NOTO: add argument description | |
395 | ||
396 | @return GC_NOTO: add return values | |
397 | ||
398 | **/ | |
399 | EFI_STATUS | |
400 | PxeBcDiscvBootService ( | |
401 | IN PXEBC_PRIVATE_DATA * Private, | |
402 | IN UINT16 Type, | |
403 | IN UINT16 *Layer, | |
404 | IN BOOLEAN UseBis, | |
405 | IN EFI_IP_ADDRESS * DestIp, | |
406 | IN UINT16 IpCount, | |
407 | IN EFI_PXE_BASE_CODE_SRVLIST * SrvList, | |
408 | IN BOOLEAN IsDiscv, | |
409 | OUT EFI_DHCP4_PACKET * Reply OPTIONAL | |
410 | ) | |
411 | ; | |
412 | ||
413 | ||
414 | /** | |
415 | GC_NOTO: Add function description | |
416 | ||
417 | @param Private GC_NOTO: add argument description | |
418 | @param OptList GC_NOTO: add argument description | |
419 | @param IsDhcpDiscover GC_NOTO: add argument description | |
420 | ||
421 | @return GC_NOTO: add return values | |
422 | ||
423 | **/ | |
424 | UINT32 | |
425 | PxeBcBuildDhcpOptions ( | |
426 | IN PXEBC_PRIVATE_DATA *Private, | |
427 | IN EFI_DHCP4_PACKET_OPTION **OptList, | |
428 | IN BOOLEAN IsDhcpDiscover | |
429 | ) | |
430 | ; | |
431 | ||
432 | ||
433 | /** | |
434 | GC_NOTO: Add function description | |
435 | ||
436 | @param OptList GC_NOTO: add argument description | |
437 | @param Type GC_NOTO: add argument description | |
438 | @param Layer GC_NOTO: add argument description | |
439 | @param OptLen GC_NOTO: add argument description | |
440 | ||
441 | @return GC_NOTO: add return values | |
442 | ||
443 | **/ | |
444 | VOID | |
445 | PxeBcCreateBootOptions ( | |
446 | IN EFI_DHCP4_PACKET_OPTION *OptList, | |
447 | IN UINT16 Type, | |
448 | IN UINT16 *Layer, | |
449 | OUT UINT32 *OptLen | |
450 | ) | |
451 | ; | |
452 | ||
453 | ||
454 | /** | |
455 | GC_NOTO: Add function description | |
456 | ||
457 | @param Buffer GC_NOTO: add argument description | |
458 | @param Length GC_NOTO: add argument description | |
459 | @param OptTag GC_NOTO: add argument description | |
460 | ||
461 | @return GC_NOTO: add return values | |
462 | ||
463 | **/ | |
464 | EFI_DHCP4_PACKET_OPTION * | |
465 | PxeBcParseExtendOptions ( | |
466 | IN UINT8 *Buffer, | |
467 | IN UINT32 Length, | |
468 | IN UINT8 OptTag | |
469 | ) | |
470 | ; | |
471 | ||
472 | ||
473 | /** | |
474 | GC_NOTO: Add function description | |
475 | ||
476 | @param Dhcp4Option GC_NOTO: add argument description | |
477 | @param VendorOption GC_NOTO: add argument description | |
478 | ||
479 | @return GC_NOTO: add return values | |
480 | ||
481 | **/ | |
482 | BOOLEAN | |
483 | PxeBcParseVendorOptions ( | |
484 | IN EFI_DHCP4_PACKET_OPTION *Dhcp4Option, | |
485 | IN PXEBC_VENDOR_OPTION *VendorOption | |
486 | ) | |
487 | ; | |
488 | ||
489 | ||
490 | /** | |
491 | GC_NOTO: Add function description | |
492 | ||
493 | @param Private GC_NOTO: add argument description | |
494 | @param Info GC_NOTO: add argument description | |
495 | @param Type GC_NOTO: add argument description | |
496 | ||
497 | @return GC_NOTO: add return values | |
498 | ||
499 | **/ | |
500 | EFI_STATUS | |
501 | PxeBcSelectBootServers ( | |
502 | IN PXEBC_PRIVATE_DATA *Private, | |
503 | OUT EFI_PXE_BASE_CODE_DISCOVER_INFO **Info, | |
504 | OUT UINT16 *Type | |
505 | ) | |
506 | ; | |
507 | ||
508 | ||
509 | /** | |
510 | GC_NOTO: Add function description | |
511 | ||
512 | @param Private GC_NOTO: add argument description | |
513 | ||
514 | @return GC_NOTO: add return values | |
515 | ||
516 | **/ | |
517 | EFI_STATUS | |
518 | PxeBcSelectBootPrompt ( | |
519 | IN PXEBC_PRIVATE_DATA *Private | |
520 | ) | |
521 | ; | |
522 | ||
523 | ||
524 | /** | |
525 | GC_NOTO: Add function description | |
526 | ||
527 | @param Private GC_NOTO: add argument description | |
528 | @param Type GC_NOTO: add argument description | |
529 | ||
530 | @return GC_NOTO: add return values | |
531 | ||
532 | **/ | |
533 | EFI_STATUS | |
534 | PxeBcSelectBootMenu ( | |
535 | IN PXEBC_PRIVATE_DATA *Private, | |
536 | OUT UINT16 *Type, | |
537 | IN BOOLEAN UseDefaultItem | |
538 | ) | |
539 | ; | |
540 | ||
541 | #endif | |
542 |