0c18794e |
1 | /** @file\r |
2 | The functions to delete a user profile.\r |
3 | \r |
4 | Copyright (c) 2009 - 2010, Intel Corporation. All rights reserved.<BR>\r |
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 | #include "UserProfileManager.h"\r |
16 | \r |
17 | /**\r |
18 | Get the username from the specified user.\r |
19 | \r |
20 | @param[in] User Handle of a user profile. \r |
21 | \r |
22 | @retval EFI_STRING_ID The String Id of the user's username.\r |
23 | \r |
24 | **/\r |
25 | EFI_STRING_ID \r |
26 | GetUserName (\r |
27 | IN EFI_USER_PROFILE_HANDLE User\r |
28 | )\r |
29 | {\r |
30 | EFI_STATUS Status;\r |
31 | EFI_USER_INFO_HANDLE UserInfo;\r |
32 | EFI_USER_INFO *Info;\r |
33 | UINTN InfoSize;\r |
34 | UINTN MemSize;\r |
35 | UINTN NameLen;\r |
36 | CHAR16 UserName[USER_NAME_LENGTH];\r |
37 | EFI_STRING_ID UserId;\r |
38 | \r |
39 | //\r |
40 | // Allocate user information memory.\r |
41 | //\r |
42 | MemSize = sizeof (EFI_USER_INFO) + 63;\r |
43 | Info = AllocateZeroPool (MemSize);\r |
44 | ASSERT (Info != NULL);\r |
45 | \r |
46 | //\r |
47 | // Get user name information.\r |
48 | //\r |
49 | UserInfo = NULL;\r |
50 | while (TRUE) {\r |
51 | InfoSize = MemSize;\r |
52 | //\r |
53 | // Get next user information.\r |
54 | //\r |
55 | Status = mUserManager->GetNextInfo (\r |
56 | mUserManager,\r |
57 | User,\r |
58 | &UserInfo\r |
59 | );\r |
60 | if (EFI_ERROR (Status)) {\r |
61 | break;\r |
62 | }\r |
63 | \r |
64 | Status = mUserManager->GetInfo (\r |
65 | mUserManager,\r |
66 | User,\r |
67 | UserInfo,\r |
68 | Info,\r |
69 | &InfoSize\r |
70 | );\r |
71 | if (Status == EFI_BUFFER_TOO_SMALL) {\r |
72 | MemSize = InfoSize;\r |
73 | FreePool (Info);\r |
74 | Info = AllocateZeroPool (MemSize);\r |
75 | ASSERT (Info != NULL);\r |
76 | \r |
77 | Status = mUserManager->GetInfo (\r |
78 | mUserManager,\r |
79 | User,\r |
80 | UserInfo,\r |
81 | Info,\r |
82 | &InfoSize\r |
83 | );\r |
84 | }\r |
85 | //\r |
86 | // Check user information.\r |
87 | //\r |
88 | if (Status == EFI_SUCCESS) {\r |
89 | if (Info->InfoType == EFI_USER_INFO_NAME_RECORD) {\r |
90 | NameLen = Info->InfoSize - sizeof (EFI_USER_INFO);\r |
91 | if (NameLen > USER_NAME_LENGTH * sizeof (CHAR16)) {\r |
92 | NameLen = USER_NAME_LENGTH * sizeof (CHAR16);\r |
93 | }\r |
94 | ASSERT (NameLen >= sizeof (CHAR16));\r |
95 | CopyMem (UserName, (UINT8 *) (Info + 1), NameLen);\r |
96 | UserName[NameLen / sizeof (CHAR16) - 1] = 0;\r |
97 | UserId = HiiSetString (\r |
98 | mCallbackInfo->HiiHandle,\r |
99 | 0,\r |
100 | UserName,\r |
101 | NULL\r |
102 | );\r |
103 | if (UserId != 0) {\r |
104 | FreePool (Info);\r |
105 | return UserId;\r |
106 | }\r |
107 | }\r |
108 | }\r |
109 | }\r |
110 | \r |
111 | FreePool (Info);\r |
112 | return 0;\r |
113 | }\r |
114 | \r |
115 | \r |
116 | /**\r |
117 | Add a username item in form.\r |
118 | \r |
119 | @param[in] User Points to the user profile whose username is added. \r |
120 | @param[in] Index The index of the user in the user name list\r |
121 | @param[in] OpCodeHandle Points to container for dynamic created opcodes.\r |
122 | \r |
123 | **/\r |
124 | VOID\r |
125 | AddUserToForm (\r |
126 | IN EFI_USER_PROFILE_HANDLE User,\r |
127 | IN UINT16 Index,\r |
128 | IN VOID *OpCodeHandle\r |
129 | )\r |
130 | {\r |
131 | EFI_STRING_ID NameId;\r |
132 | \r |
133 | //\r |
134 | // Get user name\r |
135 | //\r |
136 | NameId = GetUserName (User);\r |
137 | if (NameId == 0) {\r |
138 | return ;\r |
139 | }\r |
140 | \r |
141 | //\r |
142 | // Create user name option.\r |
143 | //\r |
144 | switch (Index & KEY_FIRST_FORM_MASK) {\r |
145 | case KEY_MODIFY_USER:\r |
146 | HiiCreateGotoOpCode (\r |
147 | OpCodeHandle, // Container for dynamic created opcodes\r |
148 | FORMID_USER_INFO, // Target Form ID\r |
149 | NameId, // Prompt text\r |
150 | STRING_TOKEN (STR_NULL_STRING), // Help text\r |
151 | EFI_IFR_FLAG_CALLBACK, // Question flag\r |
152 | Index // Question ID\r |
153 | );\r |
154 | break;\r |
155 | \r |
156 | case KEY_DEL_USER:\r |
157 | HiiCreateActionOpCode (\r |
158 | OpCodeHandle, // Container for dynamic created opcodes\r |
159 | Index, // Question ID\r |
160 | NameId, // Prompt text\r |
161 | STRING_TOKEN (STR_NULL_STRING), // Help text\r |
162 | EFI_IFR_FLAG_CALLBACK, // Question flag\r |
163 | 0 // Action String ID\r |
164 | );\r |
165 | break;\r |
166 | \r |
167 | default:\r |
168 | break;\r |
169 | }\r |
170 | }\r |
171 | \r |
172 | \r |
173 | /**\r |
174 | Delete the user specified by UserIndex in user profile database.\r |
175 | \r |
176 | @param[in] UserIndex The index of user in the user name list \r |
177 | to be deleted.\r |
178 | \r |
179 | **/\r |
180 | VOID\r |
181 | DeleteUser (\r |
182 | IN UINT8 UserIndex\r |
183 | )\r |
184 | {\r |
185 | EFI_STATUS Status;\r |
186 | EFI_USER_PROFILE_HANDLE User;\r |
187 | EFI_INPUT_KEY Key;\r |
188 | \r |
189 | //\r |
190 | // Find specified user profile and delete it.\r |
191 | //\r |
192 | User = NULL;\r |
193 | Status = mUserManager->GetNext (mUserManager, &User);\r |
194 | if (EFI_ERROR (Status)) {\r |
195 | goto Done;\r |
196 | }\r |
197 | \r |
198 | while (UserIndex > 1) {\r |
199 | Status = mUserManager->GetNext (mUserManager, &User);\r |
200 | if (EFI_ERROR (Status)) {\r |
201 | goto Done;\r |
202 | }\r |
203 | UserIndex--;\r |
204 | }\r |
205 | \r |
206 | if (UserIndex == 1) {\r |
207 | Status = mUserManager->Delete (mUserManager, User);\r |
208 | if (EFI_ERROR (Status)) {\r |
209 | goto Done;\r |
210 | }\r |
211 | CreatePopUp (\r |
212 | EFI_LIGHTGRAY | EFI_BACKGROUND_BLUE,\r |
213 | &Key,\r |
214 | L"Delete User Succeed!",\r |
215 | L"",\r |
216 | L"Please Press Any Key to Continue ...",\r |
217 | NULL\r |
218 | );\r |
219 | return ; \r |
220 | }\r |
221 | \r |
222 | Done:\r |
223 | CreatePopUp (\r |
224 | EFI_LIGHTGRAY | EFI_BACKGROUND_BLUE,\r |
225 | &Key,\r |
226 | L"Delete User Failed!",\r |
227 | L"",\r |
228 | L"Please Press Any Key to Continue ...",\r |
229 | NULL\r |
230 | );\r |
231 | }\r |
232 | \r |
233 | \r |
234 | /**\r |
235 | Display user select form, cab select a user to delete.\r |
236 | \r |
237 | **/\r |
238 | VOID\r |
239 | SelectUserToDelete (\r |
240 | VOID\r |
241 | )\r |
242 | {\r |
243 | EFI_STATUS Status;\r |
244 | UINT8 Index;\r |
245 | EFI_USER_PROFILE_HANDLE User;\r |
246 | EFI_USER_PROFILE_HANDLE CurrentUser;\r |
247 | VOID *StartOpCodeHandle;\r |
248 | VOID *EndOpCodeHandle;\r |
249 | EFI_IFR_GUID_LABEL *StartLabel;\r |
250 | EFI_IFR_GUID_LABEL *EndLabel;\r |
251 | \r |
252 | //\r |
253 | // Initialize the container for dynamic opcodes.\r |
254 | //\r |
255 | StartOpCodeHandle = HiiAllocateOpCodeHandle ();\r |
256 | ASSERT (StartOpCodeHandle != NULL);\r |
257 | \r |
258 | EndOpCodeHandle = HiiAllocateOpCodeHandle ();\r |
259 | ASSERT (EndOpCodeHandle != NULL);\r |
260 | \r |
261 | //\r |
262 | // Create Hii Extend Label OpCode.\r |
263 | //\r |
264 | StartLabel = (EFI_IFR_GUID_LABEL *) HiiCreateGuidOpCode (\r |
265 | StartOpCodeHandle,\r |
266 | &gEfiIfrTianoGuid,\r |
267 | NULL,\r |
268 | sizeof (EFI_IFR_GUID_LABEL)\r |
269 | );\r |
270 | StartLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;\r |
271 | StartLabel->Number = LABEL_USER_DEL_FUNC;\r |
272 | \r |
273 | EndLabel = (EFI_IFR_GUID_LABEL *) HiiCreateGuidOpCode (\r |
274 | EndOpCodeHandle,\r |
275 | &gEfiIfrTianoGuid,\r |
276 | NULL,\r |
277 | sizeof (EFI_IFR_GUID_LABEL)\r |
278 | );\r |
279 | EndLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;\r |
280 | EndLabel->Number = LABEL_END;\r |
281 | \r |
282 | //\r |
283 | // Add each user can be deleted.\r |
284 | //\r |
285 | User = NULL;\r |
286 | Index = 1;\r |
287 | mUserManager->Current (mUserManager, &CurrentUser);\r |
288 | while (TRUE) {\r |
289 | Status = mUserManager->GetNext (mUserManager, &User);\r |
290 | if (EFI_ERROR (Status)) {\r |
291 | break;\r |
292 | }\r |
293 | \r |
294 | if (User != CurrentUser) {\r |
295 | AddUserToForm (\r |
296 | User,\r |
297 | (UINT16)(KEY_DEL_USER | KEY_SELECT_USER | Index),\r |
298 | StartOpCodeHandle\r |
299 | );\r |
300 | }\r |
301 | Index++;\r |
302 | }\r |
303 | \r |
304 | HiiUpdateForm (\r |
305 | mCallbackInfo->HiiHandle, // HII handle\r |
306 | &mUserProfileManagerGuid, // Formset GUID\r |
307 | FORMID_DEL_USER, // Form ID\r |
308 | StartOpCodeHandle, // Label for where to insert opcodes\r |
309 | EndOpCodeHandle // Replace data\r |
310 | );\r |
311 | \r |
312 | HiiFreeOpCodeHandle (StartOpCodeHandle);\r |
313 | HiiFreeOpCodeHandle (EndOpCodeHandle);\r |
314 | }\r |