Adding upstream version 3.2.1.upstream/3.2.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 36 insertions, 0 deletions

diff --git a/contrib/ucw/alloc.h b/contrib/ucw/alloc.h
new file mode 100644
index 0000000..668c707
--- /dev/null
+++ b/contrib/ucw/alloc.h
@@ -0,0 +1,36 @@
+/*
+ *	UCW Library -- Generic allocators
+ *
+ *	(c) 2014 Martin Mares <mj@ucw.cz>
+ */
+
+#ifndef _UCW_ALLOC_H
+#define _UCW_ALLOC_H
+
+/**
+ * This structure describes a generic allocator. It provides pointers
+ * to three functions, which handle the actual (re)allocations.
+ **/
+struct ucw_allocator {
+  void * (*alloc)(struct ucw_allocator *alloc, size_t size);
+  void * (*realloc)(struct ucw_allocator *alloc, void *ptr, size_t old_size, size_t new_size);
+  void (*free)(struct ucw_allocator *alloc, void *ptr);
+};
+
+/* alloc-std.c */
+
+/**
+ * [[std]]
+ * This allocator uses <<basics:xmalloc()>>, <<basics:xrealloc()>> and <<basics:xfree()>>. The memory
+ * it allocates is left unitialized.
+ **/
+extern struct ucw_allocator ucw_allocator_std;
+
+/**
+ * [[zeroing]]
+ * This allocator uses <<basics:xmalloc()>>, <<basics:xrealloc()>> and <<basics:xfree()>>. All memory
+ * is zeroed upon allocation.
+ **/
+extern struct ucw_allocator ucw_allocator_zeroed;
+
+#endif