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1 | /* |
1 | /* |
2 | * Copyright (C) 2006 Jakub Vana |
2 | * Copyright (C) 2006 Jakub Vana |
3 | * All rights reserved. |
3 | * All rights reserved. |
4 | * |
4 | * |
5 | * Redistribution and use in source and binary forms, with or without |
5 | * Redistribution and use in source and binary forms, with or without |
6 | * modification, are permitted provided that the following conditions |
6 | * modification, are permitted provided that the following conditions |
7 | * are met: |
7 | * are met: |
8 | * |
8 | * |
9 | * - Redistributions of source code must retain the above copyright |
9 | * - Redistributions of source code must retain the above copyright |
10 | * notice, this list of conditions and the following disclaimer. |
10 | * notice, this list of conditions and the following disclaimer. |
11 | * - Redistributions in binary form must reproduce the above copyright |
11 | * - Redistributions in binary form must reproduce the above copyright |
12 | * notice, this list of conditions and the following disclaimer in the |
12 | * notice, this list of conditions and the following disclaimer in the |
13 | * documentation and/or other materials provided with the distribution. |
13 | * documentation and/or other materials provided with the distribution. |
14 | * - The name of the author may not be used to endorse or promote products |
14 | * - The name of the author may not be used to endorse or promote products |
15 | * derived from this software without specific prior written permission. |
15 | * derived from this software without specific prior written permission. |
16 | * |
16 | * |
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | */ |
27 | */ |
28 | 28 | ||
29 | #include <sysinfo/sysinfo.h> |
29 | #include <sysinfo/sysinfo.h> |
30 | #include <mm/slab.h> |
30 | #include <mm/slab.h> |
31 | #include <print.h> |
31 | #include <print.h> |
32 | #include <syscall/copy.h> |
32 | #include <syscall/copy.h> |
33 | 33 | ||
34 | sysinfo_item_t *_root = NULL; |
34 | sysinfo_item_t *_root = NULL; |
35 | 35 | ||
36 | 36 | ||
37 | static sysinfo_item_t *sysinfo_find_item(const char *name, sysinfo_item_t *subtree) |
37 | static sysinfo_item_t *sysinfo_find_item(const char *name, sysinfo_item_t *subtree) |
38 | { |
38 | { |
39 | if (subtree == NULL) |
39 | if (subtree == NULL) |
40 | return NULL; |
40 | return NULL; |
41 | 41 | ||
42 | while (subtree != NULL) { |
42 | while (subtree != NULL) { |
43 | int i = 0; |
43 | int i = 0; |
44 | char *a = (char *) name; |
44 | char *a = (char *) name; |
45 | char *b = subtree->name; |
45 | char *b = subtree->name; |
46 | 46 | ||
47 | while ((a[i] == b[i]) && (b[i])) |
47 | while ((a[i] == b[i]) && (b[i])) |
48 | i++; |
48 | i++; |
49 | 49 | ||
50 | if ((!a[i]) && (!b[i])) /* Last name in path matches */ |
50 | if ((!a[i]) && (!b[i])) /* Last name in path matches */ |
51 | return subtree; |
51 | return subtree; |
52 | 52 | ||
53 | if ((a[i] == '.') && (!b[i])) { /* Middle name in path matches */ |
53 | if ((a[i] == '.') && (!b[i])) { /* Middle name in path matches */ |
54 | if (subtree->subinfo_type == SYSINFO_SUBINFO_TABLE) |
54 | if (subtree->subinfo_type == SYSINFO_SUBINFO_TABLE) |
55 | return sysinfo_find_item(a + i + 1, subtree->subinfo.table); |
55 | return sysinfo_find_item(a + i + 1, subtree->subinfo.table); |
56 | 56 | ||
57 | //if (subtree->subinfo_type == SYSINFO_SUBINFO_FUNCTION) /* Subinfo managed by subsystem */ |
57 | //if (subtree->subinfo_type == SYSINFO_SUBINFO_FUNCTION) /* Subinfo managed by subsystem */ |
58 | // return NULL; |
58 | // return NULL; |
59 | 59 | ||
60 | return NULL; /* No subinfo */ |
60 | return NULL; /* No subinfo */ |
61 | } |
61 | } |
62 | /* No matches try next */ |
62 | /* No matches try next */ |
63 | subtree = subtree->next; |
63 | subtree = subtree->next; |
64 | i = 0; |
64 | i = 0; |
65 | } |
65 | } |
66 | return NULL; |
66 | return NULL; |
67 | } |
67 | } |
68 | 68 | ||
69 | static sysinfo_item_t *sysinfo_create_path(const char *name, sysinfo_item_t **psubtree) |
69 | static sysinfo_item_t *sysinfo_create_path(const char *name, sysinfo_item_t **psubtree) |
70 | { |
70 | { |
71 | sysinfo_item_t *subtree; |
71 | sysinfo_item_t *subtree; |
72 | subtree = *psubtree; |
72 | subtree = *psubtree; |
73 | 73 | ||
74 | if (subtree == NULL) { |
74 | if (subtree == NULL) { |
75 | sysinfo_item_t *item = malloc(sizeof(sysinfo_item_t), 0); |
75 | sysinfo_item_t *item = malloc(sizeof(sysinfo_item_t), 0); |
76 | int i = 0, j; |
76 | int i = 0, j; |
77 | 77 | ||
78 | ASSERT(item); |
78 | ASSERT(item); |
79 | *psubtree = item; |
79 | *psubtree = item; |
80 | item->next = NULL; |
80 | item->next = NULL; |
81 | item->val_type = SYSINFO_VAL_UNDEFINED; |
81 | item->val_type = SYSINFO_VAL_UNDEFINED; |
82 | item->subinfo.table = NULL; |
82 | item->subinfo.table = NULL; |
83 | 83 | ||
84 | while (name[i] && (name[i] != '.')) |
84 | while (name[i] && (name[i] != '.')) |
85 | i++; |
85 | i++; |
86 | 86 | ||
87 | item->name = malloc(i, 0); |
87 | item->name = malloc(i, 0); |
88 | ASSERT(item->name); |
88 | ASSERT(item->name); |
89 | 89 | ||
90 | for (j = 0; j < i; j++) |
90 | for (j = 0; j < i; j++) |
91 | item->name[j] = name[j]; |
91 | item->name[j] = name[j]; |
92 | item->name[j] = 0; |
92 | item->name[j] = 0; |
93 | 93 | ||
94 | if (name[i]) { /* =='.' */ |
94 | if (name[i]) { /* =='.' */ |
95 | item->subinfo_type = SYSINFO_SUBINFO_TABLE; |
95 | item->subinfo_type = SYSINFO_SUBINFO_TABLE; |
96 | return sysinfo_create_path(name + i + 1, &(item->subinfo.table)); |
96 | return sysinfo_create_path(name + i + 1, &(item->subinfo.table)); |
97 | } |
97 | } |
98 | item->subinfo_type = SYSINFO_SUBINFO_NONE; |
98 | item->subinfo_type = SYSINFO_SUBINFO_NONE; |
99 | return item; |
99 | return item; |
100 | } |
100 | } |
101 | 101 | ||
102 | while (subtree != NULL) { |
102 | while (subtree != NULL) { |
103 | int i = 0, j; |
103 | int i = 0, j; |
104 | char *a = (char *) name; |
104 | char *a = (char *) name; |
105 | char *b = subtree->name; |
105 | char *b = subtree->name; |
106 | 106 | ||
107 | while ((a[i] == b[i]) && (b[i])) |
107 | while ((a[i] == b[i]) && (b[i])) |
108 | i++; |
108 | i++; |
109 | 109 | ||
110 | if ((!a[i]) && (!b[i])) /* Last name in path matches */ |
110 | if ((!a[i]) && (!b[i])) /* Last name in path matches */ |
111 | return subtree; |
111 | return subtree; |
112 | 112 | ||
113 | if ((a[i] == '.') && (!b[i])) { /* Middle name in path matches */ |
113 | if ((a[i] == '.') && (!b[i])) { /* Middle name in path matches */ |
114 | if (subtree->subinfo_type == SYSINFO_SUBINFO_TABLE) |
114 | if (subtree->subinfo_type == SYSINFO_SUBINFO_TABLE) |
115 | return sysinfo_create_path(a + i + 1, &(subtree->subinfo.table)); |
115 | return sysinfo_create_path(a + i + 1, &(subtree->subinfo.table)); |
116 | 116 | ||
117 | if (subtree->subinfo_type == SYSINFO_SUBINFO_NONE) { |
117 | if (subtree->subinfo_type == SYSINFO_SUBINFO_NONE) { |
118 | subtree->subinfo_type = SYSINFO_SUBINFO_TABLE; |
118 | subtree->subinfo_type = SYSINFO_SUBINFO_TABLE; |
119 | return sysinfo_create_path(a + i + 1,&(subtree->subinfo.table)); |
119 | return sysinfo_create_path(a + i + 1,&(subtree->subinfo.table)); |
120 | } |
120 | } |
121 | 121 | ||
122 | //if (subtree->subinfo_type == SYSINFO_SUBINFO_FUNCTION) /* Subinfo managed by subsystem */ |
122 | //if (subtree->subinfo_type == SYSINFO_SUBINFO_FUNCTION) /* Subinfo managed by subsystem */ |
123 | // return NULL; |
123 | // return NULL; |
124 | 124 | ||
125 | return NULL; |
125 | return NULL; |
126 | } |
126 | } |
127 | /* No matches try next or create new*/ |
127 | /* No matches try next or create new*/ |
128 | if (subtree->next == NULL) { |
128 | if (subtree->next == NULL) { |
129 | sysinfo_item_t *item = malloc(sizeof(sysinfo_item_t), 0); |
129 | sysinfo_item_t *item = malloc(sizeof(sysinfo_item_t), 0); |
130 | 130 | ||
131 | ASSERT(item); |
131 | ASSERT(item); |
132 | subtree->next = item; |
132 | subtree->next = item; |
133 | item->next = NULL; |
133 | item->next = NULL; |
134 | item->val_type = SYSINFO_VAL_UNDEFINED; |
134 | item->val_type = SYSINFO_VAL_UNDEFINED; |
135 | item->subinfo.table = NULL; |
135 | item->subinfo.table = NULL; |
136 | 136 | ||
137 | i = 0; |
137 | i = 0; |
138 | while (name[i] && (name[i] != '.')) |
138 | while (name[i] && (name[i] != '.')) |
139 | i++; |
139 | i++; |
140 | 140 | ||
141 | item->name = malloc(i, 0); |
141 | item->name = malloc(i, 0); |
142 | ASSERT(item->name); |
142 | ASSERT(item->name); |
143 | 143 | ||
144 | for (j = 0; j < i; j++) |
144 | for (j = 0; j < i; j++) |
145 | item->name[j] = name[j]; |
145 | item->name[j] = name[j]; |
146 | 146 | ||
147 | item->name[j] = 0; |
147 | item->name[j] = 0; |
148 | 148 | ||
149 | if(name[i]) { /* =='.' */ |
149 | if(name[i]) { /* =='.' */ |
150 | item->subinfo_type = SYSINFO_SUBINFO_TABLE; |
150 | item->subinfo_type = SYSINFO_SUBINFO_TABLE; |
151 | return sysinfo_create_path(name + i + 1, &(item->subinfo.table)); |
151 | return sysinfo_create_path(name + i + 1, &(item->subinfo.table)); |
152 | } |
152 | } |
153 | item->subinfo_type = SYSINFO_SUBINFO_NONE; |
153 | item->subinfo_type = SYSINFO_SUBINFO_NONE; |
154 | return item; |
154 | return item; |
155 | } else { |
155 | } else { |
156 | subtree = subtree->next; |
156 | subtree = subtree->next; |
157 | i = 0; |
157 | i = 0; |
158 | } |
158 | } |
159 | } |
159 | } |
160 | panic("Not reached\n"); |
160 | panic("Not reached\n"); |
161 | return NULL; |
161 | return NULL; |
162 | } |
162 | } |
163 | 163 | ||
164 | void sysinfo_set_item_val(const char *name, sysinfo_item_t **root, __native val) |
164 | void sysinfo_set_item_val(const char *name, sysinfo_item_t **root, __native val) |
165 | { |
165 | { |
166 | if (root == NULL) |
166 | if (root == NULL) |
167 | root = &_root; |
167 | root = &_root; |
168 | 168 | ||
169 | /* If already created create only returns pointer |
169 | /* If already created create only returns pointer |
170 | If not, create it */ |
170 | If not, create it */ |
171 | sysinfo_item_t *item = sysinfo_create_path(name, root); |
171 | sysinfo_item_t *item = sysinfo_create_path(name, root); |
172 | 172 | ||
173 | if (item != NULL) { /* If in subsystem, unable to create or return so unable to set */ |
173 | if (item != NULL) { /* If in subsystem, unable to create or return so unable to set */ |
174 | item->val.val=val; |
174 | item->val.val=val; |
175 | item->val_type = SYSINFO_VAL_VAL; |
175 | item->val_type = SYSINFO_VAL_VAL; |
176 | } |
176 | } |
177 | } |
177 | } |
178 | 178 | ||
179 | void sysinfo_set_item_function(const char *name, sysinfo_item_t **root, sysinfo_val_fn_t fn) |
179 | void sysinfo_set_item_function(const char *name, sysinfo_item_t **root, sysinfo_val_fn_t fn) |
180 | { |
180 | { |
181 | if (root == NULL) |
181 | if (root == NULL) |
182 | root = &_root; |
182 | root = &_root; |
183 | 183 | ||
184 | /* If already created create only returns pointer |
184 | /* If already created create only returns pointer |
185 | If not, create it */ |
185 | If not, create it */ |
186 | sysinfo_item_t *item = sysinfo_create_path(name, root); |
186 | sysinfo_item_t *item = sysinfo_create_path(name, root); |
187 | 187 | ||
188 | if (item != NULL) { /* If in subsystem, unable to create or return so unable to set */ |
188 | if (item != NULL) { /* If in subsystem, unable to create or return so unable to set */ |
189 | item->val.fn=fn; |
189 | item->val.fn=fn; |
190 | item->val_type = SYSINFO_VAL_FUNCTION; |
190 | item->val_type = SYSINFO_VAL_FUNCTION; |
191 | } |
191 | } |
192 | } |
192 | } |
193 | 193 | ||
194 | 194 | ||
195 | void sysinfo_set_item_undefined(const char *name, sysinfo_item_t **root) |
195 | void sysinfo_set_item_undefined(const char *name, sysinfo_item_t **root) |
196 | { |
196 | { |
197 | if (root == NULL) |
197 | if (root == NULL) |
198 | root = &_root; |
198 | root = &_root; |
199 | 199 | ||
200 | /* If already created create only returns pointer |
200 | /* If already created create only returns pointer |
201 | If not, create it */ |
201 | If not, create it */ |
202 | sysinfo_item_t *item = sysinfo_create_path(name, root); |
202 | sysinfo_item_t *item = sysinfo_create_path(name, root); |
203 | 203 | ||
204 | if (item != NULL) |
204 | if (item != NULL) |
205 | item->val_type = SYSINFO_VAL_UNDEFINED; |
205 | item->val_type = SYSINFO_VAL_UNDEFINED; |
206 | } |
206 | } |
207 | 207 | ||
208 | 208 | ||
209 | void sysinfo_dump(sysinfo_item_t **proot, int depth) |
209 | void sysinfo_dump(sysinfo_item_t **proot, int depth) |
210 | { |
210 | { |
211 | sysinfo_item_t *root; |
211 | sysinfo_item_t *root; |
212 | if (proot == NULL) |
212 | if (proot == NULL) |
213 | proot = &_root; |
213 | proot = &_root; |
214 | 214 | ||
215 | root = *proot; |
215 | root = *proot; |
216 | 216 | ||
217 | while (root != NULL) { |
217 | while (root != NULL) { |
218 | int i; |
218 | int i; |
219 | __native val = 0; |
219 | __native val = 0; |
220 | char *vtype = NULL; |
220 | char *vtype = NULL; |
221 | 221 | ||
222 | 222 | ||
223 | for (i = 0; i < depth; i++) |
223 | for (i = 0; i < depth; i++) |
224 | printf(" "); |
224 | printf(" "); |
225 | 225 | ||
226 | switch (root->val_type) { |
226 | switch (root->val_type) { |
227 | case SYSINFO_VAL_UNDEFINED: |
227 | case SYSINFO_VAL_UNDEFINED: |
228 | val = 0; |
228 | val = 0; |
229 | vtype = "UND"; |
229 | vtype = "UND"; |
230 | break; |
230 | break; |
231 | case SYSINFO_VAL_VAL: |
231 | case SYSINFO_VAL_VAL: |
232 | val = root->val.val; |
232 | val = root->val.val; |
233 | vtype = "VAL"; |
233 | vtype = "VAL"; |
234 | break; |
234 | break; |
235 | case SYSINFO_VAL_FUNCTION: |
235 | case SYSINFO_VAL_FUNCTION: |
236 | val = ((sysinfo_val_fn_t) (root->val.fn)) (root); |
236 | val = ((sysinfo_val_fn_t) (root->val.fn)) (root); |
237 | vtype = "FUN"; |
237 | vtype = "FUN"; |
238 | break; |
238 | break; |
239 | } |
239 | } |
240 | 240 | ||
241 | printf("%s %s val:%d(%X) sub:%s\n", root->name, vtype, val, val, (root->subinfo_type == SYSINFO_SUBINFO_NONE) ? "NON" : ((root->subinfo_type == SYSINFO_SUBINFO_TABLE) ? "TAB" : "FUN")); |
241 | printf("%s %s val:%d(%X) sub:%s\n", root->name, vtype, val, val, (root->subinfo_type == SYSINFO_SUBINFO_NONE) ? "NON" : ((root->subinfo_type == SYSINFO_SUBINFO_TABLE) ? "TAB" : "FUN")); |
242 | 242 | ||
243 | if (root->subinfo_type == SYSINFO_SUBINFO_TABLE) |
243 | if (root->subinfo_type == SYSINFO_SUBINFO_TABLE) |
244 | sysinfo_dump(&(root -> subinfo.table), depth + 1); |
244 | sysinfo_dump(&(root -> subinfo.table), depth + 1); |
245 | 245 | ||
246 | root = root->next; |
246 | root = root->next; |
247 | } |
247 | } |
248 | } |
248 | } |
249 | 249 | ||
250 | sysinfo_rettype_t sysinfo_get_val(const char *name, sysinfo_item_t **root) |
250 | sysinfo_rettype_t sysinfo_get_val(const char *name, sysinfo_item_t **root) |
251 | { |
251 | { |
252 | // TODO: Implement Subsystem subinfo (by function implemented subinfo) |
252 | // TODO: Implement Subsystem subinfo (by function implemented subinfo) |
253 | 253 | ||
254 | sysinfo_rettype_t ret = {0, false}; |
254 | sysinfo_rettype_t ret = {0, false}; |
255 | 255 | ||
256 | if (root == NULL) |
256 | if (root == NULL) |
257 | root = &_root; |
257 | root = &_root; |
258 | 258 | ||
259 | sysinfo_item_t *item = sysinfo_find_item(name, *root); |
259 | sysinfo_item_t *item = sysinfo_find_item(name, *root); |
260 | 260 | ||
261 | if (item != NULL) { |
261 | if (item != NULL) { |
262 | if (item->val_type == SYSINFO_VAL_UNDEFINED) |
262 | if (item->val_type == SYSINFO_VAL_UNDEFINED) |
263 | return ret; |
263 | return ret; |
264 | else |
264 | else |
265 | ret.valid = true; |
265 | ret.valid = true; |
266 | 266 | ||
267 | if (item->val_type == SYSINFO_VAL_VAL) |
267 | if (item->val_type == SYSINFO_VAL_VAL) |
268 | ret.val = item->val.val; |
268 | ret.val = item->val.val; |
269 | else |
269 | else |
270 | ret.val = ((sysinfo_val_fn_t) (item->val.fn)) (item); |
270 | ret.val = ((sysinfo_val_fn_t) (item->val.fn)) (item); |
271 | } |
271 | } |
272 | return ret; |
272 | return ret; |
273 | } |
273 | } |
274 | 274 | ||
275 | __native sys_sysinfo_valid(__native ptr, __native len) |
275 | __native sys_sysinfo_valid(__native ptr, __native len) |
276 | { |
276 | { |
277 | char *str; |
277 | char *str; |
278 | sysinfo_rettype_t ret = {0, 0}; |
278 | sysinfo_rettype_t ret = {0, 0}; |
279 | str = malloc(len + 1, 0); |
279 | str = malloc(len + 1, 0); |
280 | 280 | ||
281 | ASSERT(str); |
281 | ASSERT(str); |
282 | if (!((copy_from_uspace(str, (void *) ptr, len + 1)) || (str[len]))) |
282 | if (!((copy_from_uspace(str, (void *) ptr, len + 1)) || (str[len]))) |
283 | ret = sysinfo_get_val(str, NULL); |
283 | ret = sysinfo_get_val(str, NULL); |
284 | 284 | ||
285 | free(str); |
285 | free(str); |
286 | return ret.valid; |
286 | return ret.valid; |
287 | } |
287 | } |
288 | 288 | ||
289 | __native sys_sysinfo_value(__native ptr, __native len) |
289 | __native sys_sysinfo_value(__native ptr, __native len) |
290 | { |
290 | { |
291 | char *str; |
291 | char *str; |
292 | sysinfo_rettype_t ret = {0, 0}; |
292 | sysinfo_rettype_t ret = {0, 0}; |
293 | str = malloc(len + 1, 0); |
293 | str = malloc(len + 1, 0); |
294 | 294 | ||
295 | ASSERT(str); |
295 | ASSERT(str); |
296 | if (!((copy_from_uspace(str, (void *) ptr, len + 1)) || (str[len]))) |
296 | if (!((copy_from_uspace(str, (void *) ptr, len + 1)) || (str[len]))) |
297 | ret = sysinfo_get_val(str, NULL); |
297 | ret = sysinfo_get_val(str, NULL); |
298 | 298 | ||
299 | free(str); |
299 | free(str); |
300 | return ret.val; |
300 | return ret.val; |
301 | } |
301 | } |
302 | 302 |