4684b66f |
1 | /*++ |
2 | This file contains an 'Intel UEFI Application' and is |
3 | licensed for Intel CPUs and chipsets under the terms of your |
4 | license agreement with Intel or your vendor. This file may |
5 | be modified by the user, subject to additional terms of the |
6 | license agreement |
7 | --*/ |
8 | /*++ |
9 | |
10 | Copyright (c) 2011 Intel Corporation. All rights reserved |
11 | This software and associated documentation (if any) is furnished |
12 | under a license and may only be used or copied in accordance |
13 | with the terms of the license. Except as permitted by such |
14 | license, no part of this software or documentation may be |
15 | reproduced, stored in a retrieval system, or transmitted in any |
16 | form or by any means without the express written consent of |
17 | Intel Corporation. |
18 | |
19 | --*/ |
20 | |
21 | /** @file |
22 | Display the DHCP options |
23 | |
24 | **/ |
25 | |
26 | #include <WebServer.h> |
27 | #include <Guid/DxeServices.h> |
28 | #include <pi/PiDxeCis.h> |
29 | |
30 | #include <protocol/Dhcp4.h> |
31 | #include <protocol/ServiceBinding.h> |
32 | |
33 | /** |
34 | Respond with the DHCP options |
35 | |
36 | @param [in] SocketFD The socket's file descriptor to add to the list. |
37 | @param [in] pPort The WSDT_PORT structure address |
38 | @param [out] pbDone Address to receive the request completion status |
39 | |
40 | @retval EFI_SUCCESS The request was successfully processed |
41 | |
42 | **/ |
43 | EFI_STATUS |
44 | DhcpOptionsPage ( |
45 | IN int SocketFD, |
46 | IN WSDT_PORT * pPort, |
47 | OUT BOOLEAN * pbDone |
48 | ) |
49 | { |
50 | // EFI_HANDLE Dhcp4Handle; |
51 | EFI_DHCP4_MODE_DATA Dhcp4Mode; |
52 | UINTN HandleCount; |
53 | EFI_DHCP4_PROTOCOL * pDhcp4; |
54 | EFI_DHCP4_PACKET * pDhcp4Packet; |
55 | EFI_HANDLE * pEnd; |
56 | EFI_HANDLE * pHandle; |
57 | // EFI_SERVICE_BINDING_PROTOCOL * pService; |
58 | EFI_STATUS Status; |
59 | |
60 | DBG_ENTER ( ); |
61 | |
62 | // |
63 | // Send the DHCP options |
64 | // |
65 | for ( ; ; ) { |
66 | // |
67 | // Send the page header |
68 | // |
69 | Status = HttpPageHeader ( SocketFD, pPort, L"DHCP Options" ); |
70 | if ( EFI_ERROR ( Status )) { |
71 | break; |
72 | } |
73 | |
74 | // |
75 | // Build the header |
76 | // |
77 | Status = HttpSendAnsiString ( SocketFD, |
78 | pPort, |
79 | "<h1>" ); |
80 | if ( EFI_ERROR ( Status )) { |
81 | break; |
82 | } |
83 | Status = HttpSendUnicodeString ( SocketFD, |
84 | pPort, |
85 | L"DHCP Options" ); |
86 | if ( EFI_ERROR ( Status )) { |
87 | break; |
88 | } |
89 | Status = HttpSendAnsiString ( SocketFD, |
90 | pPort, |
91 | "</h1>\r\n" ); |
92 | if ( EFI_ERROR ( Status )) { |
93 | break; |
94 | } |
95 | |
96 | // |
97 | // Attempt to locate DHCP clients |
98 | // |
99 | Status = gBS->LocateHandleBuffer ( ByProtocol, |
100 | // &gEfiDhcp4ServiceBindingProtocolGuid, |
101 | &gEfiDhcp4ProtocolGuid, |
102 | NULL, |
103 | &HandleCount, |
104 | &pHandle ); |
105 | if ( EFI_ERROR ( Status )) { |
106 | Status = HttpSendAnsiString ( SocketFD, |
107 | pPort, |
108 | "DHCP not in use" ); |
109 | if ( EFI_ERROR ( Status )) { |
110 | break; |
111 | } |
112 | } |
113 | else { |
114 | // |
115 | // Walk the list of handles |
116 | // |
117 | pEnd = &pHandle [ HandleCount ]; |
118 | while ( pEnd > pHandle ) { |
119 | /* |
120 | // |
121 | // Get the DHCP service binding |
122 | // |
123 | Status = gBS->OpenProtocol ( *pHandle, |
124 | &gEfiDhcp4ServiceBindingProtocolGuid, |
125 | &pService, |
126 | NULL, |
127 | gImageHandle, |
128 | EFI_OPEN_PROTOCOL_GET_PROTOCOL ); |
129 | if ( EFI_ERROR ( Status )) { |
130 | Status = HttpSendAnsiString ( SocketFD, |
131 | pPort, |
132 | "Failed to open gEfiDhcp4ServiceBindingProtocolGuid" ); |
133 | break; |
134 | } |
135 | |
136 | // |
137 | // Get the DHCP handle |
138 | // |
139 | Status = pService->CreateChild ( pService, |
140 | &Dhcp4Handle ); |
141 | if ( EFI_ERROR ( Status )) { |
142 | Status = HttpSendAnsiString ( SocketFD, |
143 | pPort, |
144 | "Failed to create DHCP4 child" ); |
145 | } |
146 | else { |
147 | */ |
148 | // |
149 | // Get the DHCP protocol |
150 | // |
151 | Status = gBS->OpenProtocol ( *pHandle, |
152 | // Dhcp4Handle, |
153 | &gEfiDhcp4ProtocolGuid, |
154 | &pDhcp4, |
155 | NULL, |
156 | gImageHandle, |
157 | EFI_OPEN_PROTOCOL_GET_PROTOCOL ); |
158 | if ( EFI_ERROR ( Status )) { |
159 | Status = HttpSendAnsiString ( SocketFD, |
160 | pPort, |
161 | "Failed to open gEfiDhcp4ProtocolGuid" ); |
162 | } |
163 | else { |
164 | // |
165 | // Get the DHCP packet |
166 | // |
167 | Status = pDhcp4->GetModeData ( pDhcp4, |
168 | &Dhcp4Mode ); |
169 | if ( EFI_ERROR ( Status )) { |
170 | Status = HttpSendAnsiString ( SocketFD, |
171 | pPort, |
172 | "Failed to get DHCP4 mode" ); |
173 | } |
174 | else { |
175 | // |
176 | // Get the last packet |
177 | // |
178 | pDhcp4Packet = Dhcp4Mode.ReplyPacket; |
179 | if ( NULL == pDhcp4Packet ) { |
180 | Status = HttpSendAnsiString ( SocketFD, |
181 | pPort, |
182 | "No DHCP reply received!<br/>DHCP Mode:<br/>" ); |
183 | if ( EFI_ERROR ( Status )) { |
184 | break; |
185 | } |
186 | |
187 | // |
188 | // Display the DHCP mode data |
189 | // |
190 | Status = HttpSendDump ( SocketFD, |
191 | pPort, |
192 | sizeof ( Dhcp4Mode ), |
193 | (UINT8 *)&Dhcp4Mode ); |
194 | } |
195 | else { |
196 | // |
197 | // Display the DHCP packet |
198 | // |
199 | Status = HttpSendDump ( SocketFD, |
200 | pPort, |
201 | pDhcp4Packet->Length, |
202 | (UINT8 *)&pDhcp4Packet->Dhcp4 ); |
203 | } |
204 | } |
205 | /* |
206 | } |
207 | |
208 | // |
209 | // Done with the DHCP protocol |
210 | // |
211 | pService->DestroyChild ( pService, |
212 | Dhcp4Handle ); |
213 | */ |
214 | } |
215 | |
216 | // |
217 | // Set the next service binding |
218 | // |
219 | pHandle += 1; |
220 | } |
221 | } |
222 | |
223 | // |
224 | // Send the page trailer |
225 | // |
226 | Status = HttpPageTrailer ( SocketFD, pPort, pbDone ); |
227 | break; |
228 | } |
229 | |
230 | // |
231 | // Return the operation status |
232 | // |
233 | DBG_EXIT_STATUS ( Status ); |
234 | return Status; |
235 | } |