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Diffstat (limited to '')
-rw-r--r-- | valloczn.c | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/valloczn.c b/valloczn.c new file mode 100644 index 0000000..27d6d1b --- /dev/null +++ b/valloczn.c @@ -0,0 +1,75 @@ +/* See LICENSE file for copyright and license details. */ +#include "libsimple.h" +#ifndef TEST + + +extern inline void *libsimple_valloczn(int, size_t, ...); + + +#else +#include "test.h" + +int +main(void) +{ + struct allocinfo *volatile info; + void *ptr; + DEFINE_PAGESIZE; + DEFINE_CACHELINE; + + assert((ptr = libsimple_valloczn(1, 3 * pagesize, 2, 0))); + if (have_custom_malloc()) { + assert((info = get_allocinfo(ptr))); + assert(info->size == 6 * pagesize); + ASSERT_ALIGNMENT(info, pagesize); + assert(info->zeroed == 6 * pagesize); + assert(!((uintptr_t)ptr % (uintptr_t)info->alignment)); + } + free(ptr); + ptr = NULL; + + assert((ptr = libsimple_valloczn(0, 4 * pagesize, 2, 0))); + if (have_custom_malloc()) { + assert((info = get_allocinfo(ptr))); + assert(info->size == 8 * pagesize); + ASSERT_ALIGNMENT(info, pagesize); + assert(!info->zeroed); + assert(!((uintptr_t)ptr % (uintptr_t)info->alignment)); + } + free(ptr); + ptr = NULL; + + assert(!libsimple_valloczn(0, 0) && errno == EINVAL); + errno = 0; + assert(!libsimple_valloczn(1, 0) && errno == EINVAL); + errno = 0; + + assert(!libsimple_valloczn(0, SIZE_MAX, 2, 0) && errno == ENOMEM); + errno = 0; + assert(!libsimple_valloczn(1, SIZE_MAX, 2, 0) && errno == ENOMEM); + errno = 0; + + assert((ptr = libsimple_valloczn(0, 9, 9, pagesize - 1, 0))); + if (have_custom_malloc()) { + assert((info = get_allocinfo(ptr))); + assert(info->size == 81 * (pagesize - 1)); + ASSERT_ALIGNMENT(info, pagesize); + assert(!info->zeroed); + assert(!((uintptr_t)ptr % (uintptr_t)(info->alignment))); + } + free(ptr); + + assert((ptr = libsimple_valloczn(1, 9, 8, pagesize - 2, 0))); + if (have_custom_malloc()) { + assert((info = get_allocinfo(ptr))); + assert(info->size == 72 * (pagesize - 2)); + ASSERT_ALIGNMENT(info, pagesize); + assert(info->zeroed == info->size); + assert(!((uintptr_t)ptr % (uintptr_t)(info->alignment))); + } + free(ptr); + + return 0; +} + +#endif |