i386/libsaio/device_tree.h

   1 /*
   2  * Copyright (c) 2005 Apple Computer, Inc.  All Rights Reserved.
   3  */
   4
   5 #ifndef __DEVICE_TREE_H
   6 #define __DEVICE_TREE_H
   7
   8 #include <stdbool.h>
   9 #include <stdint.h>
  10
  11 typedef struct _Property {
  12     char *             name;
  13     uint32_t           length;
  14     void *             value;
  15
  16     struct _Property * next;
  17 } Property;
  18
  19 typedef struct _Node {
  20     struct _Property * properties;
  21     struct _Property * last_prop;
  22
  23     struct _Node *     children;
  24
  25     struct _Node *     next;
  26 } Node;
  27
  28
  29 extern Property *
  30 DT__AddProperty(Node *node, char *name, uint32_t length, void *value);
  31
  32 extern Node *
  33 DT__AddChild(Node *parent, char *name);
  34
  35 Node *
  36 DT__FindNode(char *path, bool createIfMissing);
  37
  38 extern void
  39 DT__FreeProperty(Property *prop);
  40
  41 extern void
  42 DT__FreeNode(Node *node);
  43
  44 extern char *
  45 DT__GetName(Node *node);
  46
  47 void
  48 DT__Initialize(void);
  49
  50 /*
  51  * Free up memory used by in-memory representation
  52  * of device tree.
  53  */
  54 extern void
  55 DT__Finalize(void);
  56
  57 void
  58 DT__FlattenDeviceTree(void **result, uint32_t *length);
  59
  60
  61 #endif /* __DEVICE_TREE_H */