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authorMattias Andrée <maandree@kth.se>2018-09-02 15:32:56 +0200
committerMattias Andrée <maandree@kth.se>2018-09-02 15:32:56 +0200
commit47128b7def4954c4cf544924c94f018d88033374 (patch)
treec75e6c76c078a095ff691d42a1f0b2d0ea0f0357 /envaligned_alloczn.c
parentAdd malloc function attribute were appropriate (diff)
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misc
Signed-off-by: Mattias Andrée <maandree@kth.se>
Diffstat (limited to '')
-rw-r--r--envaligned_alloczn.c159
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