1 files changed, 77 insertions, 0 deletions
diff --git a/vallocz.c b/vallocz.c
new file mode 100644
index 0000000..2fbf4a4
--- /dev/null
+++ b/vallocz.c
@@ -0,0 +1,77 @@
+/* See LICENSE file for copyright and license details. */
+#include "common.h"
+#ifndef TEST
+
+
+extern inline void *libsimple_vallocz(int, size_t);
+
+
+#else
+#include "test.h"
+
+int
+main(void)
+{
+	struct allocinfo *volatile info;
+	void *ptr;
+	DEFINE_PAGESIZE;
+	DEFINE_CACHELINE;
+
+	assert((ptr = libsimple_vallocz(0, 9)));
+	if (have_custom_malloc()) {
+		assert((info = get_allocinfo(ptr)));
+		assert(info->size == 9 || info->size == pagesize);
+		ASSERT_ALIGNMENT(info, pagesize);
+		assert(!info->zeroed);
+		assert(!((uintptr_t)ptr % (uintptr_t)info->alignment));
+	}
+	free(ptr);
+	ptr = NULL;
+
+	assert((ptr = libsimple_vallocz(1, 7)));
+	if (have_custom_malloc()) {
+		assert((info = get_allocinfo(ptr)));
+		assert(info->size == 7 || info->size == pagesize);
+		ASSERT_ALIGNMENT(info, pagesize);
+		assert(info->zeroed == 7 || info->zeroed == info->size);
+		assert(!((uintptr_t)ptr % (uintptr_t)info->alignment));
+	}
+	free(ptr);
+	ptr = NULL;
+
+	assert((ptr = libsimple_vallocz(1, 3 * pagesize)));
+	if (have_custom_malloc()) {
+		assert((info = get_allocinfo(ptr)));
+		assert(info->size == 3 * pagesize);
+		ASSERT_ALIGNMENT(info, pagesize);
+		assert(info->zeroed == 3 * pagesize);
+		assert(!((uintptr_t)ptr % (uintptr_t)info->alignment));
+	}
+	free(ptr);
+	ptr = NULL;
+
+	assert((ptr = libsimple_vallocz(0, 4 * pagesize)));
+	if (have_custom_malloc()) {
+		assert((info = get_allocinfo(ptr)));
+		assert(info->size == 4 * pagesize);
+		ASSERT_ALIGNMENT(info, pagesize);
+		assert(!info->zeroed);
+		assert(!((uintptr_t)ptr % (uintptr_t)info->alignment));
+	}
+	free(ptr);
+	ptr = NULL;
+
+	if (have_custom_malloc()) {
+		alloc_fail_in = 1;
+		assert(!libsimple_vallocz(0, 8) && errno == ENOMEM);
+		assert(!alloc_fail_in);
+
+		alloc_fail_in = 1;
+		assert(!libsimple_vallocz(1, 16) && errno == ENOMEM);
+		assert(!alloc_fail_in);
+	}
+
+	return 0;
+}
+
+#endif