misc

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

1 files changed, 174 insertions, 0 deletions

diff --git a/envposix_memalignzn.c b/envposix_memalignzn.c
new file mode 100644
index 0000000..62cc440
--- /dev/null
+++ b/envposix_memalignzn.c
@@ -0,0 +1,174 @@
+/* See LICENSE file for copyright and license details. */
+#include "libsimple.h"
+#ifndef TEST
+
+
+void
+libsimple_envposix_memalignzn(int status, void **memptr, int clear, size_t alignment, size_t n, va_list ap)
+{
+	int err = libsimple_vposix_memalignzn(memptr, clear, alignment, n, ap);
+	if (err) {
+		errno = err;
+		enprintf(status, "posix_memalign:");
+	}
+}
+
+
+#else
+#include "test.h"
+
+int
+main(void)
+{
+	struct allocinfo *info;
+	void *ptr = NULL;
+
+	libsimple_enposix_memalignzn(1, &ptr, 0, sizeof(void *), 5, 3, 0);
+	assert(ptr);
+	if (have_custom_malloc()) {
+		assert((info = get_allocinfo(ptr)));
+		assert(info->size == 15);
+		assert(info->alignment == sizeof(void *));
+		assert(!info->zeroed);
+		assert(!((uintptr_t)ptr % (uintptr_t)(info->alignment)));
+	}
+	free(ptr);
+	ptr = NULL;
+
+	libsimple_enposix_memalignzn(1, &ptr, 1, 2 * sizeof(void *), 5, 4, 0);
+	assert(ptr);
+	if (have_custom_malloc()) {
+		assert((info = get_allocinfo(ptr)));
+		assert(info->size == 20);
+		assert(info->alignment == 2 * sizeof(void *));
+		assert(info->zeroed == 20);
+		assert(!((uintptr_t)ptr % (uintptr_t)(info->alignment)));
+	}
+	free(ptr);
+	ptr = NULL;
+
+	libsimple_enposix_memalignn(1, &ptr, 4 * sizeof(void *), 4, 3, 0);
+	assert(ptr);
+	if (have_custom_malloc()) {
+		assert((info = get_allocinfo(ptr)));
+		assert(info->size == 12);
+		assert(info->alignment == 4 * sizeof(void *));
+		assert(!info->zeroed);
+		assert(!((uintptr_t)ptr % (uintptr_t)(info->alignment)));
+	}
+	free(ptr);
+	ptr = NULL;
+
+	if (have_custom_malloc()) {
+		alloc_fail_in = 1;
+		assert_exit(libsimple_enposix_memalignzn(3, &ptr, 0, 4 * sizeof(void *), 4, 0));
+		assert(exit_status == 3);
+		stderr_buf[stderr_n] = 0;
+		assert_stderr("%s: posix_memalign: %s\n", argv0, strerror(ENOMEM));
+		assert(!alloc_fail_in);
+
+		alloc_fail_in = 1;
+		assert_exit(libsimple_enposix_memalignzn(5, &ptr, 1, 4 * sizeof(void *), 2, 0));
+		assert(exit_status == 5);
+		assert_stderr("%s: posix_memalign: %s\n", argv0, strerror(ENOMEM));
+		assert(!alloc_fail_in);
+
+		alloc_fail_in = 1;
+		assert_exit(libsimple_enposix_memalignn(9, &ptr, 4 * sizeof(void *), 1, 0));
+		assert(exit_status == 9);
+		assert_stderr("%s: posix_memalign: %s\n", argv0, strerror(ENOMEM));
+		assert(!alloc_fail_in);
+	}
+
+	assert_exit(libsimple_enposix_memalignzn(13, &ptr, 0, sizeof(void *), SIZE_MAX, 2, 0));
+	assert(exit_status == 13);
+	assert_stderr("%s: posix_memalign: %s\n", argv0, strerror(ENOMEM));
+
+	assert_exit(libsimple_enposix_memalignzn(15, &ptr, 1, sizeof(void *), SIZE_MAX, 2, 0));
+	assert(exit_status == 15);
+	assert_stderr("%s: posix_memalign: %s\n", argv0, strerror(ENOMEM));
+
+	assert_exit(libsimple_enposix_memalignn(19, &ptr, sizeof(void *), SIZE_MAX, 2, 0));
+	assert(exit_status == 19);
+	assert_stderr("%s: posix_memalign: %s\n", argv0, strerror(ENOMEM));
+
+	ptr = NULL;
+
+	libsimple_eposix_memalignzn(&ptr, 0, 4 * sizeof(void *), 2, 5, 3, 0);
+	assert(ptr);
+	if (have_custom_malloc()) {
+		assert((info = get_allocinfo(ptr)));
+		assert(info->size == 30);
+		assert(info->alignment == 4 * sizeof(void *));
+		assert(!info->zeroed);
+		assert(!((uintptr_t)ptr % (uintptr_t)(info->alignment)));
+	}
+	free(ptr);
+	ptr = NULL;
+
+	libsimple_eposix_memalignzn(&ptr, 1, sizeof(void *), 2, 5, 4, 0);
+	assert(ptr);
+	if (have_custom_malloc()) {
+		assert((info = get_allocinfo(ptr)));
+		assert(info->size == 40);
+		assert(info->alignment == sizeof(void *));
+		assert(info->zeroed == 40);
+		assert(!((uintptr_t)ptr % (uintptr_t)(info->alignment)));
+	}
+	free(ptr);
+	ptr = NULL;
+
+	libsimple_eposix_memalignn(&ptr, 2 * sizeof(void *), 2, 4, 3, 0);
+	assert(ptr);
+	if (have_custom_malloc()) {
+		assert((info = get_allocinfo(ptr)));
+		assert(info->size == 24);
+		assert(info->alignment == 2 * sizeof(void *));
+		assert(!info->zeroed);
+		assert(!((uintptr_t)ptr % (uintptr_t)(info->alignment)));
+	}
+	free(ptr);
+	ptr = NULL;
+
+	if (have_custom_malloc()) {
+		alloc_fail_in = 1;
+		libsimple_default_failure_exit = 23;
+		assert_exit(libsimple_eposix_memalignzn(&ptr, 0, sizeof(void *), 4, 0));
+		assert(exit_status == 23);
+		assert_stderr("%s: posix_memalign: %s\n", argv0, strerror(ENOMEM));
+		assert(!alloc_fail_in);
+
+		alloc_fail_in = 1;
+		libsimple_default_failure_exit = 25;
+		assert_exit(libsimple_eposix_memalignzn(&ptr, 1, sizeof(void *), 2, 0));
+		assert(exit_status == 25);
+		assert_stderr("%s: posix_memalign: %s\n", argv0, strerror(ENOMEM));
+		assert(!alloc_fail_in);
+
+		alloc_fail_in = 1;
+		libsimple_default_failure_exit = 29;
+		assert_exit(libsimple_eposix_memalignn(&ptr, sizeof(void *), 1, 0));
+		assert(exit_status == 29);
+		assert_stderr("%s: posix_memalign: %s\n", argv0, strerror(ENOMEM));
+		assert(!alloc_fail_in);
+	}
+
+	libsimple_default_failure_exit = 33;
+	assert_exit(libsimple_eposix_memalignzn(&ptr, 0, sizeof(void *), SIZE_MAX, 2, 0));
+	assert(exit_status == 33);
+	assert_stderr("%s: posix_memalign: %s\n", argv0, strerror(ENOMEM));
+
+	libsimple_default_failure_exit = 35;
+	assert_exit(libsimple_eposix_memalignzn(&ptr, 1, sizeof(void *), SIZE_MAX, 2, 0));
+	assert(exit_status == 35);
+	assert_stderr("%s: posix_memalign: %s\n", argv0, strerror(ENOMEM));
+
+	libsimple_default_failure_exit = 39;
+	assert_exit(libsimple_eposix_memalignn(&ptr, sizeof(void *), SIZE_MAX, 2, 0));
+	assert(exit_status == 39);
+	assert_stderr("%s: posix_memalign: %s\n", argv0, strerror(ENOMEM));
+
+	return 0;
+}
+
+#endif