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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 1317 | vana | 1 | #include <sysinfo/sysinfo.h> |
| 2 | #include <mm/slab.h> |
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| 3 | #include <print.h> |
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| 4 | |||
| 5 | sysinfo_item_t *_root=NULL; |
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| 6 | |||
| 7 | |||
| 8 | static sysinfo_item_t* sysinfo_find_item(const char *name,sysinfo_item_t *subtree) |
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| 9 | { |
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| 10 | if(subtree==NULL) return NULL; |
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| 11 | while(subtree!=NULL) |
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| 12 | { |
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| 13 | int i; |
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| 14 | char *a,*b; |
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| 15 | a=(char *)name; |
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| 16 | b=subtree->name; |
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| 17 | while((a[i]==b[i])&&(b[i])) i++; |
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| 18 | if((!a[i]) && (!b[i])) return subtree; /*Last name in path matches*/ |
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| 19 | if((a[i]=='.') && (!b[i])) /*Middle name in path matches*/ |
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| 20 | { |
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| 21 | if(subtree->subinfo_type==SYSINFO_SUBINFO_TABLE) return sysinfo_find_item(a+i+1,subtree->subinfo.table); |
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| 22 | //if(subtree->subinfo_type==SYSINFO_SUBINFO_FUNCTION) return NULL; /* Subinfo managed by subsystem*/ |
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| 23 | return NULL; /*No subinfo*/ |
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| 24 | } |
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| 25 | /* No matches try next*/ |
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| 26 | subtree=subtree->next; |
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| 27 | i=0; |
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| 28 | } |
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| 29 | return NULL; |
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| 30 | } |
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| 31 | |||
| 32 | static sysinfo_item_t* sysinfo_create_path(const char *name,sysinfo_item_t **psubtree) |
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| 33 | { |
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| 34 | sysinfo_item_t *subtree; |
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| 35 | subtree = *psubtree; |
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| 36 | |||
| 37 | if(subtree==NULL) |
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| 38 | { |
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| 39 | sysinfo_item_t *item; |
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| 40 | int i=0,j; |
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| 41 | |||
| 42 | item = malloc(sizeof(sysinfo_item_t),0); |
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| 43 | ASSERT(item); |
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| 44 | *psubtree = item; |
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| 45 | item -> next = NULL; |
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| 46 | item -> val_type = SYSINFO_VAL_UNDEFINED; |
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| 47 | item -> subinfo.table = NULL; |
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| 48 | |||
| 49 | while(name[i]&&(name[i]!='.')) i++; |
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| 50 | |||
| 51 | item -> name = malloc(i,0); |
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| 52 | ASSERT(item -> name); |
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| 53 | |||
| 54 | for(j=0;j<i;j++) item->name[j]=name[j]; |
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| 55 | item->name[j]=0; |
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| 56 | |||
| 57 | if(name[i]/*=='.'*/) |
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| 58 | { |
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| 59 | item -> subinfo_type = SYSINFO_SUBINFO_TABLE; |
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| 60 | return sysinfo_create_path(name+i+1,&(item->subinfo.table)); |
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| 61 | } |
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| 62 | item -> subinfo_type = SYSINFO_SUBINFO_NONE; |
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| 63 | return item; |
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| 64 | } |
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| 65 | |||
| 66 | while(subtree!=NULL) |
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| 67 | { |
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| 68 | int i=0,j; |
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| 69 | char *a,*b; |
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| 70 | a=(char *)name; |
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| 71 | b=subtree->name; |
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| 72 | while((a[i]==b[i])&&(b[i])) i++; |
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| 73 | if((!a[i]) && (!b[i])) return subtree; /*Last name in path matches*/ |
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| 74 | if((a[i]=='.') && (!b[i])) /*Middle name in path matches*/ |
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| 75 | { |
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| 76 | if(subtree->subinfo_type==SYSINFO_SUBINFO_TABLE) return sysinfo_create_path(a+i+1,&(subtree->subinfo.table)); |
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| 77 | if(subtree->subinfo_type==SYSINFO_SUBINFO_NONE) |
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| 78 | { |
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| 79 | subtree->subinfo_type=SYSINFO_SUBINFO_TABLE; |
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| 80 | return sysinfo_create_path(a+i+1,&(subtree->subinfo.table)); |
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| 81 | } |
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| 82 | //if(subtree->subinfo_type==SYSINFO_SUBINFO_FUNCTION) return NULL; /* Subinfo managed by subsystem*/ |
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| 83 | return NULL; |
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| 84 | } |
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| 85 | /* No matches try next or create new*/ |
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| 86 | if(subtree->next==NULL) |
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| 87 | { |
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| 88 | sysinfo_item_t *item; |
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| 89 | |||
| 90 | item = malloc(sizeof(sysinfo_item_t),0); |
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| 91 | ASSERT(item); |
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| 92 | subtree -> next = item; |
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| 93 | item -> next = NULL; |
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| 94 | item -> val_type = SYSINFO_VAL_UNDEFINED; |
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| 95 | item -> subinfo.table = NULL; |
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| 96 | |||
| 97 | i=0; |
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| 98 | while(name[i]&&(name[i]!='.')) i++; |
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| 99 | |||
| 100 | item -> name = malloc(i,0); |
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| 101 | ASSERT(item -> name); |
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| 102 | for(j=0;j<i;j++) item->name[j]=name[j]; |
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| 103 | item->name[j]=0; |
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| 104 | |||
| 105 | if(name[i]/*=='.'*/) |
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| 106 | { |
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| 107 | item -> subinfo_type = SYSINFO_SUBINFO_TABLE; |
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| 108 | return sysinfo_create_path(name+i+1,&(item->subinfo.table)); |
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| 109 | } |
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| 110 | item -> subinfo_type = SYSINFO_SUBINFO_NONE; |
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| 111 | return item; |
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| 112 | |||
| 113 | } |
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| 114 | else |
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| 115 | { |
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| 116 | subtree=subtree->next; |
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| 117 | i=0; |
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| 118 | } |
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| 119 | } |
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| 120 | panic("Not reached\n"); |
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| 121 | return NULL; |
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| 122 | } |
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| 123 | |||
| 124 | void sysinfo_set_item_val(const char *name,sysinfo_item_t **root,__native val) |
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| 125 | { |
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| 126 | if(root==NULL) root=&_root; |
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| 127 | sysinfo_item_t *item; |
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| 128 | item = sysinfo_create_path(name,root); /* If already created create only returns pointer |
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| 129 | If ! , create it */ |
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| 130 | if(item!=NULL) /* If in subsystem, unable to create or return so unable to set */ |
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| 131 | { |
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| 132 | item->val.val=val; |
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| 133 | item -> val_type = SYSINFO_VAL_VAL; |
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| 134 | } |
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| 135 | } |
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| 136 | |||
| 137 | void sysinfo_set_item_function(const char *name,sysinfo_item_t **root,sysinfo_val_fn_t fn) |
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| 138 | { |
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| 139 | if(root==NULL) root=&_root; |
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| 140 | sysinfo_item_t *item; |
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| 141 | item = sysinfo_create_path(name,root); /* If already created create only returns pointer |
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| 142 | If ! , create it */ |
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| 143 | if(item!=NULL) /* If in subsystem, unable to create or return so unable to set */ |
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| 144 | { |
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| 145 | item->val.fn=fn; |
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| 146 | item -> val_type = SYSINFO_VAL_FUNCTION; |
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| 147 | } |
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| 148 | } |
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| 149 | |||
| 150 | |||
| 151 | void sysinfo_set_item_undefined(const char *name,sysinfo_item_t **root) |
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| 152 | { |
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| 153 | if(root==NULL) root=&_root; |
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| 154 | sysinfo_item_t *item; |
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| 155 | item = sysinfo_find_item(name,*root); |
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| 156 | if(item!=NULL) item -> val_type = SYSINFO_VAL_UNDEFINED; |
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| 157 | } |
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| 158 | |||
| 159 | |||
| 160 | void sysinfo_dump(sysinfo_item_t **proot,int depth) |
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| 161 | { |
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| 162 | sysinfo_item_t *root; |
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| 163 | if(proot==NULL) proot=&_root; |
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| 164 | root = *proot; |
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| 165 | |||
| 166 | while(root!=NULL) |
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| 167 | { |
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| 168 | |||
| 169 | int i; |
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| 170 | __native val=0; |
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| 171 | char *vtype=NULL; |
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| 172 | |||
| 173 | |||
| 174 | for(i=0;i<depth;i++) printf(" "); |
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| 175 | |||
| 176 | switch (root->val_type) |
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| 177 | { |
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| 178 | case (SYSINFO_VAL_UNDEFINED): |
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| 179 | val=0; |
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| 180 | vtype="UND"; |
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| 181 | break; |
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| 182 | case (SYSINFO_VAL_VAL): |
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| 183 | val=root->val.val; |
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| 184 | vtype="VAL"; |
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| 185 | break; |
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| 186 | case (SYSINFO_VAL_FUNCTION): |
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| 187 | val=((sysinfo_val_fn_t)(root->val.fn))(root); |
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| 188 | vtype="FUN"; |
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| 189 | break; |
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| 190 | } |
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| 191 | printf("%s %s val:%d(%X) sub:%s\n",root->name,vtype,val,val, |
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| 192 | (root->subinfo_type==SYSINFO_SUBINFO_NONE)?"NON":((root->subinfo_type==SYSINFO_SUBINFO_TABLE)?"TAB":"FUN")); |
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| 193 | |||
| 194 | |||
| 195 | if(root -> subinfo_type == SYSINFO_SUBINFO_TABLE) |
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| 196 | sysinfo_dump(&(root->subinfo.table),depth+1); |
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| 197 | root=root->next; |
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| 198 | } |
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| 199 | } |
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| 200 | |||
| 201 | sysinfo_rettype_t sysinfo_get_val(const char *name,sysinfo_item_t **root) |
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| 202 | { |
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| 203 | /*TODO: |
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| 204 | Implement Subsystem subinfo (by function implemented subinfo) |
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| 205 | */ |
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| 206 | |||
| 207 | sysinfo_rettype_t ret={0,false}; |
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| 208 | |||
| 209 | if(root==NULL) root=&_root; |
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| 210 | sysinfo_item_t *item; |
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| 211 | item = sysinfo_find_item(name,*root); |
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| 212 | if(item!=NULL) |
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| 213 | { |
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| 214 | if (item -> val_type == SYSINFO_VAL_UNDEFINED) |
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| 215 | return ret; |
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| 216 | else ret.valid=true; |
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| 217 | if (item -> val_type == SYSINFO_VAL_VAL) |
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| 218 | ret.val=item -> val.val; |
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| 219 | else ret.val=((sysinfo_val_fn_t)(item->val.fn))(item); |
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| 220 | } |
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| 221 | return ret; |
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| 222 | } |