misc

Signed-off-by: Mattias Andrée <maandree@kth.se>

1 files changed, 159 insertions, 0 deletions

diff --git a/envaligned_alloczn.c b/envaligned_alloczn.c
new file mode 100644
index 0000000..d79c6e7
--- /dev/null
+++ b/envaligned_alloczn.c
@@ -0,0 +1,159 @@
+/* See LICENSE file for copyright and license details. */
+#include "libsimple.h"
+#ifndef TEST
+
+
+void *
+libsimple_envaligned_alloczn(int status, int clear, size_t alignment, size_t n, va_list ap)
+{
+	void *ret = libsimple_valigned_alloczn(clear, alignment, n, ap);
+	if (!ret)
+		enprintf(status, "aligned_alloc:");
+	return ret;
+}
+
+
+#else
+#include "test.h"
+
+int
+main(void)
+{
+	struct allocinfo *info;
+	void *ptr;
+
+	assert((ptr = libsimple_enaligned_alloczn(1, 0, 8, 4, 4, 0)));
+	if (have_custom_malloc()) {
+		assert((info = get_allocinfo(ptr)));
+		assert(info->size == 16);
+		assert(info->alignment == 8);
+		assert(!info->zeroed);
+		assert(!((uintptr_t)ptr % (uintptr_t)(info->alignment)));
+	}
+	free(ptr);
+
+	assert((ptr = libsimple_enaligned_alloczn(1, 1, 16, 32, 2, 0)));
+	if (have_custom_malloc()) {
+		assert((info = get_allocinfo(ptr)));
+		assert(info->size == 64);
+		assert(info->alignment == 16);
+		assert(info->zeroed == 64);
+		assert(!((uintptr_t)ptr % (uintptr_t)(info->alignment)));
+	}
+	free(ptr);
+
+	assert((ptr = libsimple_enaligned_allocn(1, 32, 8, 16, 0)));
+	if (have_custom_malloc()) {
+		assert((info = get_allocinfo(ptr)));
+		assert(info->size == 128);
+		assert(info->alignment == 32);
+		assert(!info->zeroed);
+		assert(!((uintptr_t)ptr % (uintptr_t)(info->alignment)));
+	}
+	free(ptr);
+
+	if (have_custom_malloc()) {
+		alloc_fail_in = 1;
+		assert_exit_ptr(libsimple_enaligned_alloczn(3, 0, 32, 256, 0));
+		assert(exit_status == 3);
+		stderr_buf[stderr_n] = 0;
+		assert_stderr("%s: aligned_alloc: %s\n", argv0, strerror(ENOMEM));
+		assert(!alloc_fail_in);
+
+		alloc_fail_in = 1;
+		assert_exit_ptr(libsimple_enaligned_alloczn(5, 1, 32, 128, 0));
+		assert(exit_status == 5);
+		assert_stderr("%s: aligned_alloc: %s\n", argv0, strerror(ENOMEM));
+		assert(!alloc_fail_in);
+
+		alloc_fail_in = 1;
+		assert_exit_ptr(libsimple_enaligned_allocn(9, 32, 64, 0));
+		assert(exit_status == 9);
+		assert_stderr("%s: aligned_alloc: %s\n", argv0, strerror(ENOMEM));
+		assert(!alloc_fail_in);
+	}
+
+	assert_exit_ptr(libsimple_enaligned_alloczn(13, 0, 8, SIZE_MAX, 2, 0));
+	assert(exit_status == 13);
+	assert_stderr("%s: aligned_alloc: %s\n", argv0, strerror(ENOMEM));
+
+	assert_exit_ptr(libsimple_enaligned_alloczn(15, 1, 8, SIZE_MAX, 2, 0));
+	assert(exit_status == 15);
+	assert_stderr("%s: aligned_alloc: %s\n", argv0, strerror(ENOMEM));
+
+	assert_exit_ptr(libsimple_enaligned_allocn(19, 8, SIZE_MAX, 2, 0));
+	assert(exit_status == 19);
+	assert_stderr("%s: aligned_alloc: %s\n", argv0, strerror(ENOMEM));
+
+	assert((ptr = libsimple_ealigned_alloczn(0, 32, 2, 8, 8, 0)));
+	if (have_custom_malloc()) {
+		assert((info = get_allocinfo(ptr)));
+		assert(info->size == 128);
+		assert(info->alignment == 32);
+		assert(!info->zeroed);
+		assert(!((uintptr_t)ptr % (uintptr_t)(info->alignment)));
+	}
+	free(ptr);
+
+	assert((ptr = libsimple_ealigned_alloczn(1, 8, 2, 4, 4, 0)));
+	if (have_custom_malloc()) {
+		assert((info = get_allocinfo(ptr)));
+		assert(info->size == 32);
+		assert(info->alignment == 8);
+		assert(info->zeroed == 32);
+		assert(!((uintptr_t)ptr % (uintptr_t)(info->alignment)));
+	}
+	free(ptr);
+
+	assert((ptr = libsimple_ealigned_allocn(16, 2, 4, 8, 0)));
+	if (have_custom_malloc()) {
+		assert((info = get_allocinfo(ptr)));
+		assert(info->size == 64);
+		assert(info->alignment == 16);
+		assert(!info->zeroed);
+		assert(!((uintptr_t)ptr % (uintptr_t)(info->alignment)));
+	}
+	free(ptr);
+
+	if (have_custom_malloc()) {
+		alloc_fail_in = 1;
+		libsimple_default_failure_exit = 23;
+		assert_exit_ptr(libsimple_ealigned_alloczn(0, 8, 16, 0));
+		assert(exit_status == 23);
+		assert_stderr("%s: aligned_alloc: %s\n", argv0, strerror(ENOMEM));
+		assert(!alloc_fail_in);
+
+		alloc_fail_in = 1;
+		libsimple_default_failure_exit = 25;
+		assert_exit_ptr(libsimple_ealigned_alloczn(1, 8, 32, 0));
+		assert(exit_status == 25);
+		assert_stderr("%s: aligned_alloc: %s\n", argv0, strerror(ENOMEM));
+		assert(!alloc_fail_in);
+
+		alloc_fail_in = 1;
+		libsimple_default_failure_exit = 29;
+		assert_exit_ptr(libsimple_ealigned_allocn(8, 64, 0));
+		assert(exit_status == 29);
+		assert_stderr("%s: aligned_alloc: %s\n", argv0, strerror(ENOMEM));
+		assert(!alloc_fail_in);
+	}
+
+	libsimple_default_failure_exit = 33;
+	assert_exit_ptr(libsimple_ealigned_alloczn(0, 8, SIZE_MAX, 2, 0));
+	assert(exit_status == 33);
+	assert_stderr("%s: aligned_alloc: %s\n", argv0, strerror(ENOMEM));
+
+	libsimple_default_failure_exit = 35;
+	assert_exit_ptr(libsimple_ealigned_alloczn(1, 8, SIZE_MAX, 2, 0));
+	assert(exit_status == 35);
+	assert_stderr("%s: aligned_alloc: %s\n", argv0, strerror(ENOMEM));
+
+	libsimple_default_failure_exit = 39;
+	assert_exit_ptr(libsimple_ealigned_allocn(8, SIZE_MAX, 2, 0));
+	assert(exit_status == 39);
+	assert_stderr("%s: aligned_alloc: %s\n", argv0, strerror(ENOMEM));
+
+	return 0;
+}
+
+#endif