summaryrefslogtreecommitdiff
path: root/linux/src/include/net/gc.h
diff options
context:
space:
mode:
Diffstat (limited to 'linux/src/include/net/gc.h')
-rw-r--r--linux/src/include/net/gc.h46
1 files changed, 46 insertions, 0 deletions
diff --git a/linux/src/include/net/gc.h b/linux/src/include/net/gc.h
new file mode 100644
index 0000000..0b28c09
--- /dev/null
+++ b/linux/src/include/net/gc.h
@@ -0,0 +1,46 @@
+/*
+ * Interface routines assumed by gc()
+ *
+ * Copyright (C) Barak A. Pearlmutter.
+ * Released under the GPL version 2 or later.
+ *
+ */
+
+typedef struct object *pobj; /* pointer to a guy of the type we gc */
+
+/*
+ * How to mark and unmark objects
+ */
+
+extern void gc_mark(pobj);
+extern void gc_unmark(pobj);
+extern int gc_marked(pobj);
+
+/*
+ * How to count and access an object's children
+ */
+
+extern int n_children(pobj); /* how many children */
+extern pobj child_n(pobj, int); /* child i, numbered 0..n-1 */
+
+/*
+ * How to access the root set
+ */
+
+extern int root_size(void); /* number of things in root set */
+extern pobj root_elt(int); /* element i of root set, numbered 0..n-1 */
+
+/*
+ * How to access the free list
+ */
+
+extern void clear_freelist(void);
+extern void add_to_free_list(pobj);
+
+/*
+ * How to iterate through all objects in memory
+ */
+
+extern int N_OBJS;
+extern pobj obj_number(int);
+