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878ddf1f | 1 | /*++\r |
2 | \r | |
3 | Copyright (c) 2006, Intel Corporation \r | |
4 | All rights reserved. This program and the accompanying materials \r | |
5 | are licensed and made available under the terms and conditions of the BSD License \r | |
6 | which accompanies this distribution. The full text of the license may be found at \r | |
7 | http://opensource.org/licenses/bsd-license.php \r | |
8 | \r | |
9 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r | |
10 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r | |
11 | \r | |
12 | Module Name:\r | |
13 | PxeDhcp4.h\r | |
14 | \r | |
15 | Abstract:\r | |
16 | Common header for PxeDhcp4 protocol driver\r | |
17 | \r | |
18 | --*/\r | |
19 | #ifndef _PXEDHCP4_H\r | |
20 | #define _PXEDHCP4_H\r | |
21 | \r | |
22 | //\r | |
23 | // PxeDhcp4 protocol instance data\r | |
24 | //\r | |
25 | typedef struct {\r | |
26 | //\r | |
27 | // Signature field used to locate beginning of containment record.\r | |
28 | //\r | |
29 | UINTN Signature;\r | |
30 | \r | |
31 | #define PXE_DHCP4_PRIVATE_DATA_SIGNATURE EFI_SIGNATURE_32 ('p', 'x', 'D', '4')\r | |
32 | //\r | |
33 | // Device handle the protocol is bound to.\r | |
34 | //\r | |
35 | EFI_HANDLE Handle;\r | |
36 | \r | |
37 | //\r | |
38 | // Public PxeDhcp4 protocol interface.\r | |
39 | //\r | |
40 | EFI_PXE_DHCP4_PROTOCOL PxeDhcp4;\r | |
41 | \r | |
42 | //\r | |
43 | // Consumed PxeBc, Snp and PxeDhcp4Callback protocol interfaces.\r | |
44 | //\r | |
45 | EFI_PXE_BASE_CODE_PROTOCOL *PxeBc;\r | |
46 | EFI_SIMPLE_NETWORK_PROTOCOL *Snp;\r | |
47 | EFI_PXE_DHCP4_CALLBACK_PROTOCOL *callback;\r | |
48 | \r | |
49 | //\r | |
50 | // PxeDhcp4 called function for PxeDhcp4Callback.\r | |
51 | //\r | |
52 | EFI_PXE_DHCP4_FUNCTION function;\r | |
53 | \r | |
54 | //\r | |
55 | // Timeout event and flag for PxeDhcp4Callback.\r | |
56 | //\r | |
57 | EFI_EVENT TimeoutEvent;\r | |
58 | BOOLEAN TimeoutOccurred;\r | |
59 | \r | |
60 | //\r | |
61 | // Periodic event and flag for PxeDhcp4Callback.\r | |
62 | //\r | |
63 | EFI_EVENT PeriodicEvent;\r | |
64 | BOOLEAN PeriodicOccurred;\r | |
65 | \r | |
66 | //\r | |
67 | // DHCP server IP address.\r | |
68 | //\r | |
69 | UINT32 ServerIp;\r | |
70 | \r | |
71 | //\r | |
72 | // DHCP renewal and rebinding times, in seconds.\r | |
73 | //\r | |
74 | UINT32 RenewTime;\r | |
75 | UINT32 RebindTime;\r | |
76 | UINT32 LeaseTime;\r | |
77 | \r | |
78 | //\r | |
79 | // Number of offers received & allocated offer list.\r | |
80 | //\r | |
81 | UINTN offers;\r | |
82 | DHCP4_PACKET *offer_list;\r | |
83 | \r | |
84 | //\r | |
85 | //\r | |
86 | //\r | |
87 | BOOLEAN StopPxeBc;\r | |
88 | \r | |
89 | } PXE_DHCP4_PRIVATE_DATA;\r | |
90 | \r | |
91 | #define PXE_DHCP4_PRIVATE_DATA_FROM_THIS(a) CR (a, PXE_DHCP4_PRIVATE_DATA, PxeDhcp4, PXE_DHCP4_PRIVATE_DATA_SIGNATURE)\r | |
92 | \r | |
93 | /* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */\r | |
94 | \r | |
95 | //\r | |
96 | // Protocol function prototypes.\r | |
97 | //\r | |
98 | extern\r | |
99 | EFI_STATUS\r | |
100 | EFIAPI\r | |
101 | PxeDhcp4Run (\r | |
102 | IN EFI_PXE_DHCP4_PROTOCOL *This,\r | |
103 | IN OPTIONAL UINTN OpLen,\r | |
104 | IN OPTIONAL VOID *OpList\r | |
105 | )\r | |
106 | ;\r | |
107 | \r | |
108 | extern\r | |
109 | EFI_STATUS\r | |
110 | EFIAPI\r | |
111 | PxeDhcp4Setup (\r | |
112 | IN EFI_PXE_DHCP4_PROTOCOL *This,\r | |
113 | IN EFI_PXE_DHCP4_DATA *Data\r | |
114 | )\r | |
115 | ;\r | |
116 | \r | |
117 | extern\r | |
118 | EFI_STATUS\r | |
119 | EFIAPI\r | |
120 | PxeDhcp4Init (\r | |
121 | IN EFI_PXE_DHCP4_PROTOCOL *This,\r | |
122 | IN UINTN seconds_timeout,\r | |
123 | OUT UINTN *offer_list_entries,\r | |
124 | OUT DHCP4_PACKET **offer_list\r | |
125 | )\r | |
126 | ;\r | |
127 | \r | |
128 | extern\r | |
129 | EFI_STATUS\r | |
130 | EFIAPI\r | |
131 | PxeDhcp4Select (\r | |
132 | IN EFI_PXE_DHCP4_PROTOCOL *This,\r | |
133 | IN UINTN seconds_timeout,\r | |
134 | IN DHCP4_PACKET *offer_list\r | |
135 | )\r | |
136 | ;\r | |
137 | \r | |
138 | extern\r | |
139 | EFI_STATUS\r | |
140 | EFIAPI\r | |
141 | PxeDhcp4Renew (\r | |
142 | IN EFI_PXE_DHCP4_PROTOCOL *This,\r | |
143 | UINTN seconds_timeout\r | |
144 | )\r | |
145 | ;\r | |
146 | \r | |
147 | extern\r | |
148 | EFI_STATUS\r | |
149 | EFIAPI\r | |
150 | PxeDhcp4Rebind (\r | |
151 | IN EFI_PXE_DHCP4_PROTOCOL *This,\r | |
152 | UINTN seconds_timeout\r | |
153 | )\r | |
154 | ;\r | |
155 | \r | |
156 | extern\r | |
157 | EFI_STATUS\r | |
158 | EFIAPI\r | |
159 | PxeDhcp4Release (\r | |
160 | IN EFI_PXE_DHCP4_PROTOCOL *This\r | |
161 | )\r | |
162 | ;\r | |
163 | \r | |
164 | /* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */\r | |
165 | \r | |
166 | //\r | |
167 | // Support function prototypes.\r | |
168 | //\r | |
169 | extern\r | |
170 | UINT16\r | |
171 | htons (\r | |
172 | UINTN n\r | |
173 | )\r | |
174 | ;\r | |
175 | \r | |
176 | extern\r | |
177 | UINT32\r | |
178 | htonl (\r | |
179 | UINTN n\r | |
180 | )\r | |
181 | ;\r | |
182 | \r | |
183 | extern\r | |
184 | VOID\r | |
185 | EFIAPI\r | |
186 | timeout_notify (\r | |
187 | IN EFI_EVENT Event,\r | |
188 | IN VOID *Context\r | |
189 | )\r | |
190 | ;\r | |
191 | \r | |
192 | extern\r | |
193 | VOID\r | |
194 | EFIAPI\r | |
195 | periodic_notify (\r | |
196 | IN EFI_EVENT Event,\r | |
197 | IN VOID *Context\r | |
198 | )\r | |
199 | ;\r | |
200 | \r | |
201 | extern\r | |
202 | EFI_STATUS\r | |
203 | find_opt (\r | |
204 | IN DHCP4_PACKET *Packet,\r | |
205 | IN UINT8 OpCode,\r | |
206 | IN UINTN Skip,\r | |
207 | OUT DHCP4_OP **OpPtr\r | |
208 | )\r | |
209 | ;\r | |
210 | \r | |
211 | extern\r | |
212 | EFI_STATUS\r | |
213 | add_opt (\r | |
214 | IN DHCP4_PACKET *Packet,\r | |
215 | IN DHCP4_OP *OpPtr\r | |
216 | )\r | |
217 | ;\r | |
218 | \r | |
219 | extern\r | |
220 | EFI_STATUS\r | |
221 | start_udp (\r | |
222 | IN PXE_DHCP4_PRIVATE_DATA *Private,\r | |
223 | IN OPTIONAL EFI_IP_ADDRESS *station_ip,\r | |
224 | IN OPTIONAL EFI_IP_ADDRESS *subnet_mask\r | |
225 | )\r | |
226 | ;\r | |
227 | \r | |
228 | extern\r | |
229 | VOID\r | |
230 | stop_udp (\r | |
231 | IN PXE_DHCP4_PRIVATE_DATA *Private\r | |
232 | )\r | |
233 | ;\r | |
234 | \r | |
235 | extern\r | |
236 | EFI_STATUS\r | |
237 | start_receive_events (\r | |
238 | IN PXE_DHCP4_PRIVATE_DATA *Private,\r | |
239 | IN UINTN seconds_timeout\r | |
240 | )\r | |
241 | ;\r | |
242 | \r | |
243 | extern\r | |
244 | VOID\r | |
245 | stop_receive_events (\r | |
246 | IN PXE_DHCP4_PRIVATE_DATA *Private\r | |
247 | )\r | |
248 | ;\r | |
249 | \r | |
250 | extern\r | |
251 | EFI_STATUS\r | |
252 | tx_udp (\r | |
253 | IN PXE_DHCP4_PRIVATE_DATA *Private,\r | |
254 | IN EFI_IP_ADDRESS *dest_ip,\r | |
255 | IN OPTIONAL EFI_IP_ADDRESS *gateway_ip,\r | |
256 | IN EFI_IP_ADDRESS *src_ip,\r | |
257 | IN VOID *buffer,\r | |
258 | IN UINTN BufferSize\r | |
259 | )\r | |
260 | ;\r | |
261 | \r | |
262 | extern\r | |
263 | EFI_STATUS\r | |
264 | rx_udp (\r | |
265 | IN PXE_DHCP4_PRIVATE_DATA *Private,\r | |
266 | OUT VOID *buffer,\r | |
267 | OUT UINTN *BufferSize,\r | |
268 | IN OUT EFI_IP_ADDRESS *dest_ip,\r | |
269 | IN OUT EFI_IP_ADDRESS *src_ip,\r | |
270 | IN UINT16 op_flags\r | |
271 | )\r | |
272 | ;\r | |
273 | \r | |
274 | extern\r | |
275 | EFI_STATUS\r | |
276 | tx_rx_udp (\r | |
277 | IN PXE_DHCP4_PRIVATE_DATA *Private,\r | |
278 | IN OUT EFI_IP_ADDRESS *ServerIp,\r | |
279 | IN OPTIONAL EFI_IP_ADDRESS *gateway_ip,\r | |
280 | IN OPTIONAL EFI_IP_ADDRESS *client_ip,\r | |
281 | IN OPTIONAL EFI_IP_ADDRESS *subnet_mask,\r | |
282 | IN DHCP4_PACKET *tx_pkt,\r | |
283 | OUT DHCP4_PACKET *rx_pkt,\r | |
284 | IN INTN\r | |
285 | (\r | |
286 | *rx_vfy)\r | |
287 | (\r | |
288 | IN PXE_DHCP4_PRIVATE_DATA *Private,\r | |
289 | IN DHCP4_PACKET *tx_pkt,\r | |
290 | IN DHCP4_PACKET *rx_pkt,\r | |
291 | IN UINTN rx_pkt_size\r | |
292 | ),\r | |
293 | IN UINTN seconds_timeout\r | |
294 | )\r | |
295 | ;\r | |
296 | \r | |
297 | /* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */\r | |
298 | \r | |
299 | //\r | |
300 | // Global variable definitions.\r | |
301 | //\r | |
302 | extern EFI_DRIVER_BINDING_PROTOCOL gPxeDhcp4DriverBinding;\r | |
303 | extern EFI_COMPONENT_NAME_PROTOCOL gPxeDhcp4ComponentName;\r | |
304 | \r | |
305 | #endif /* _PXEDHCP4_H */\r | |
306 | \r | |
307 | /* EOF - PxeDhcp4.h */\r |