-#ifndef HEADER_PALLOC_H
-#define HEADER_PALLOC_H 1
+#ifndef THREADS_PALLOC_H
+#define THREADS_PALLOC_H
-/* Page allocator. Hands out memory in page-size chunks.
- See malloc.h for an allocator that hands out smaller
- chunks. */
-
-#include <stdint.h>
+#include <stddef.h>
+/* How to allocate pages. */
enum palloc_flags
{
PAL_ASSERT = 001, /* Panic on failure. */
- PAL_ZERO = 002 /* Zero page contents. */
+ PAL_ZERO = 002, /* Zero page contents. */
+ PAL_USER = 004 /* User page. */
};
-void palloc_init (uint8_t *start, uint8_t *end);
-void *palloc_get (enum palloc_flags);
-void palloc_free (void *);
+/* Maximum number of pages to put in user pool. */
+extern size_t user_page_limit;
+
+void palloc_init (void);
+void *palloc_get_page (enum palloc_flags);
+void *palloc_get_multiple (enum palloc_flags, size_t page_cnt);
+void palloc_free_page (void *);
+void palloc_free_multiple (void *, size_t page_cnt);
-#endif /* palloc.h */
+#endif /* threads/palloc.h */