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Diffstat (limited to 'deps/jemalloc/test/unit/hook.c')
| -rw-r--r-- | deps/jemalloc/test/unit/hook.c | 586 |
1 files changed, 586 insertions, 0 deletions
diff --git a/deps/jemalloc/test/unit/hook.c b/deps/jemalloc/test/unit/hook.c new file mode 100644 index 0000000..16a6f1b --- /dev/null +++ b/deps/jemalloc/test/unit/hook.c @@ -0,0 +1,586 @@ +#include "test/jemalloc_test.h" + +#include "jemalloc/internal/hook.h" + +static void *arg_extra; +static int arg_type; +static void *arg_result; +static void *arg_address; +static size_t arg_old_usize; +static size_t arg_new_usize; +static uintptr_t arg_result_raw; +static uintptr_t arg_args_raw[4]; + +static int call_count = 0; + +static void +reset_args() { + arg_extra = NULL; + arg_type = 12345; + arg_result = NULL; + arg_address = NULL; + arg_old_usize = 0; + arg_new_usize = 0; + arg_result_raw = 0; + memset(arg_args_raw, 77, sizeof(arg_args_raw)); +} + +static void +alloc_free_size(size_t sz) { + void *ptr = mallocx(1, 0); + free(ptr); + ptr = mallocx(1, 0); + free(ptr); + ptr = mallocx(1, MALLOCX_TCACHE_NONE); + dallocx(ptr, MALLOCX_TCACHE_NONE); +} + +/* + * We want to support a degree of user reentrancy. This tests a variety of + * allocation scenarios. + */ +static void +be_reentrant() { + /* Let's make sure the tcache is non-empty if enabled. */ + alloc_free_size(1); + alloc_free_size(1024); + alloc_free_size(64 * 1024); + alloc_free_size(256 * 1024); + alloc_free_size(1024 * 1024); + + /* Some reallocation. */ + void *ptr = mallocx(129, 0); + ptr = rallocx(ptr, 130, 0); + free(ptr); + + ptr = mallocx(2 * 1024 * 1024, 0); + free(ptr); + ptr = mallocx(1 * 1024 * 1024, 0); + ptr = rallocx(ptr, 2 * 1024 * 1024, 0); + free(ptr); + + ptr = mallocx(1, 0); + ptr = rallocx(ptr, 1000, 0); + free(ptr); +} + +static void +set_args_raw(uintptr_t *args_raw, int nargs) { + memcpy(arg_args_raw, args_raw, sizeof(uintptr_t) * nargs); +} + +static void +expect_args_raw(uintptr_t *args_raw_expected, int nargs) { + int cmp = memcmp(args_raw_expected, arg_args_raw, + sizeof(uintptr_t) * nargs); + expect_d_eq(cmp, 0, "Raw args mismatch"); +} + +static void +reset() { + call_count = 0; + reset_args(); +} + +static void +test_alloc_hook(void *extra, hook_alloc_t type, void *result, + uintptr_t result_raw, uintptr_t args_raw[3]) { + call_count++; + arg_extra = extra; + arg_type = (int)type; + arg_result = result; + arg_result_raw = result_raw; + set_args_raw(args_raw, 3); + be_reentrant(); +} + +static void +test_dalloc_hook(void *extra, hook_dalloc_t type, void *address, + uintptr_t args_raw[3]) { + call_count++; + arg_extra = extra; + arg_type = (int)type; + arg_address = address; + set_args_raw(args_raw, 3); + be_reentrant(); +} + +static void +test_expand_hook(void *extra, hook_expand_t type, void *address, + size_t old_usize, size_t new_usize, uintptr_t result_raw, + uintptr_t args_raw[4]) { + call_count++; + arg_extra = extra; + arg_type = (int)type; + arg_address = address; + arg_old_usize = old_usize; + arg_new_usize = new_usize; + arg_result_raw = result_raw; + set_args_raw(args_raw, 4); + be_reentrant(); +} + +TEST_BEGIN(test_hooks_basic) { + /* Just verify that the record their arguments correctly. */ + hooks_t hooks = { + &test_alloc_hook, &test_dalloc_hook, &test_expand_hook, + (void *)111}; + void *handle = hook_install(TSDN_NULL, &hooks); + uintptr_t args_raw[4] = {10, 20, 30, 40}; + + /* Alloc */ + reset_args(); + hook_invoke_alloc(hook_alloc_posix_memalign, (void *)222, 333, + args_raw); + expect_ptr_eq(arg_extra, (void *)111, "Passed wrong user pointer"); + expect_d_eq((int)hook_alloc_posix_memalign, arg_type, + "Passed wrong alloc type"); + expect_ptr_eq((void *)222, arg_result, "Passed wrong result address"); + expect_u64_eq(333, arg_result_raw, "Passed wrong result"); + expect_args_raw(args_raw, 3); + + /* Dalloc */ + reset_args(); + hook_invoke_dalloc(hook_dalloc_sdallocx, (void *)222, args_raw); + expect_d_eq((int)hook_dalloc_sdallocx, arg_type, + "Passed wrong dalloc type"); + expect_ptr_eq((void *)111, arg_extra, "Passed wrong user pointer"); + expect_ptr_eq((void *)222, arg_address, "Passed wrong address"); + expect_args_raw(args_raw, 3); + + /* Expand */ + reset_args(); + hook_invoke_expand(hook_expand_xallocx, (void *)222, 333, 444, 555, + args_raw); + expect_d_eq((int)hook_expand_xallocx, arg_type, + "Passed wrong expand type"); + expect_ptr_eq((void *)111, arg_extra, "Passed wrong user pointer"); + expect_ptr_eq((void *)222, arg_address, "Passed wrong address"); + expect_zu_eq(333, arg_old_usize, "Passed wrong old usize"); + expect_zu_eq(444, arg_new_usize, "Passed wrong new usize"); + expect_zu_eq(555, arg_result_raw, "Passed wrong result"); + expect_args_raw(args_raw, 4); + + hook_remove(TSDN_NULL, handle); +} +TEST_END + +TEST_BEGIN(test_hooks_null) { + /* Null hooks should be ignored, not crash. */ + hooks_t hooks1 = {NULL, NULL, NULL, NULL}; + hooks_t hooks2 = {&test_alloc_hook, NULL, NULL, NULL}; + hooks_t hooks3 = {NULL, &test_dalloc_hook, NULL, NULL}; + hooks_t hooks4 = {NULL, NULL, &test_expand_hook, NULL}; + + void *handle1 = hook_install(TSDN_NULL, &hooks1); + void *handle2 = hook_install(TSDN_NULL, &hooks2); + void *handle3 = hook_install(TSDN_NULL, &hooks3); + void *handle4 = hook_install(TSDN_NULL, &hooks4); + + expect_ptr_ne(handle1, NULL, "Hook installation failed"); + expect_ptr_ne(handle2, NULL, "Hook installation failed"); + expect_ptr_ne(handle3, NULL, "Hook installation failed"); + expect_ptr_ne(handle4, NULL, "Hook installation failed"); + + uintptr_t args_raw[4] = {10, 20, 30, 40}; + + call_count = 0; + hook_invoke_alloc(hook_alloc_malloc, NULL, 0, args_raw); + expect_d_eq(call_count, 1, "Called wrong number of times"); + + call_count = 0; + hook_invoke_dalloc(hook_dalloc_free, NULL, args_raw); + expect_d_eq(call_count, 1, "Called wrong number of times"); + + call_count = 0; + hook_invoke_expand(hook_expand_realloc, NULL, 0, 0, 0, args_raw); + expect_d_eq(call_count, 1, "Called wrong number of times"); + + hook_remove(TSDN_NULL, handle1); + hook_remove(TSDN_NULL, handle2); + hook_remove(TSDN_NULL, handle3); + hook_remove(TSDN_NULL, handle4); +} +TEST_END + +TEST_BEGIN(test_hooks_remove) { + hooks_t hooks = {&test_alloc_hook, NULL, NULL, NULL}; + void *handle = hook_install(TSDN_NULL, &hooks); + expect_ptr_ne(handle, NULL, "Hook installation failed"); + call_count = 0; + uintptr_t args_raw[4] = {10, 20, 30, 40}; + hook_invoke_alloc(hook_alloc_malloc, NULL, 0, args_raw); + expect_d_eq(call_count, 1, "Hook not invoked"); + + call_count = 0; + hook_remove(TSDN_NULL, handle); + hook_invoke_alloc(hook_alloc_malloc, NULL, 0, NULL); + expect_d_eq(call_count, 0, "Hook invoked after removal"); + +} +TEST_END + +TEST_BEGIN(test_hooks_alloc_simple) { + /* "Simple" in the sense that we're not in a realloc variant. */ + hooks_t hooks = {&test_alloc_hook, NULL, NULL, (void *)123}; + void *handle = hook_install(TSDN_NULL, &hooks); + expect_ptr_ne(handle, NULL, "Hook installation failed"); + + /* Stop malloc from being optimized away. */ + volatile int err; + void *volatile ptr; + + /* malloc */ + reset(); + ptr = malloc(1); + expect_d_eq(call_count, 1, "Hook not called"); + expect_ptr_eq(arg_extra, (void *)123, "Wrong extra"); + expect_d_eq(arg_type, (int)hook_alloc_malloc, "Wrong hook type"); + expect_ptr_eq(ptr, arg_result, "Wrong result"); + expect_u64_eq((uintptr_t)ptr, (uintptr_t)arg_result_raw, + "Wrong raw result"); + expect_u64_eq((uintptr_t)1, arg_args_raw[0], "Wrong argument"); + free(ptr); + + /* posix_memalign */ + reset(); + err = posix_memalign((void **)&ptr, 1024, 1); + expect_d_eq(call_count, 1, "Hook not called"); + expect_ptr_eq(arg_extra, (void *)123, "Wrong extra"); + expect_d_eq(arg_type, (int)hook_alloc_posix_memalign, + "Wrong hook type"); + expect_ptr_eq(ptr, arg_result, "Wrong result"); + expect_u64_eq((uintptr_t)err, (uintptr_t)arg_result_raw, + "Wrong raw result"); + expect_u64_eq((uintptr_t)&ptr, arg_args_raw[0], "Wrong argument"); + expect_u64_eq((uintptr_t)1024, arg_args_raw[1], "Wrong argument"); + expect_u64_eq((uintptr_t)1, arg_args_raw[2], "Wrong argument"); + free(ptr); + + /* aligned_alloc */ + reset(); + ptr = aligned_alloc(1024, 1); + expect_d_eq(call_count, 1, "Hook not called"); + expect_ptr_eq(arg_extra, (void *)123, "Wrong extra"); + expect_d_eq(arg_type, (int)hook_alloc_aligned_alloc, + "Wrong hook type"); + expect_ptr_eq(ptr, arg_result, "Wrong result"); + expect_u64_eq((uintptr_t)ptr, (uintptr_t)arg_result_raw, + "Wrong raw result"); + expect_u64_eq((uintptr_t)1024, arg_args_raw[0], "Wrong argument"); + expect_u64_eq((uintptr_t)1, arg_args_raw[1], "Wrong argument"); + free(ptr); + + /* calloc */ + reset(); + ptr = calloc(11, 13); + expect_d_eq(call_count, 1, "Hook not called"); + expect_ptr_eq(arg_extra, (void *)123, "Wrong extra"); + expect_d_eq(arg_type, (int)hook_alloc_calloc, "Wrong hook type"); + expect_ptr_eq(ptr, arg_result, "Wrong result"); + expect_u64_eq((uintptr_t)ptr, (uintptr_t)arg_result_raw, + "Wrong raw result"); + expect_u64_eq((uintptr_t)11, arg_args_raw[0], "Wrong argument"); + expect_u64_eq((uintptr_t)13, arg_args_raw[1], "Wrong argument"); + free(ptr); + + /* memalign */ +#ifdef JEMALLOC_OVERRIDE_MEMALIGN + reset(); + ptr = memalign(1024, 1); + expect_d_eq(call_count, 1, "Hook not called"); + expect_ptr_eq(arg_extra, (void *)123, "Wrong extra"); + expect_d_eq(arg_type, (int)hook_alloc_memalign, "Wrong hook type"); + expect_ptr_eq(ptr, arg_result, "Wrong result"); + expect_u64_eq((uintptr_t)ptr, (uintptr_t)arg_result_raw, + "Wrong raw result"); + expect_u64_eq((uintptr_t)1024, arg_args_raw[0], "Wrong argument"); + expect_u64_eq((uintptr_t)1, arg_args_raw[1], "Wrong argument"); + free(ptr); +#endif /* JEMALLOC_OVERRIDE_MEMALIGN */ + + /* valloc */ +#ifdef JEMALLOC_OVERRIDE_VALLOC + reset(); + ptr = valloc(1); + expect_d_eq(call_count, 1, "Hook not called"); + expect_ptr_eq(arg_extra, (void *)123, "Wrong extra"); + expect_d_eq(arg_type, (int)hook_alloc_valloc, "Wrong hook type"); + expect_ptr_eq(ptr, arg_result, "Wrong result"); + expect_u64_eq((uintptr_t)ptr, (uintptr_t)arg_result_raw, + "Wrong raw result"); + expect_u64_eq((uintptr_t)1, arg_args_raw[0], "Wrong argument"); + free(ptr); +#endif /* JEMALLOC_OVERRIDE_VALLOC */ + + /* mallocx */ + reset(); + ptr = mallocx(1, MALLOCX_LG_ALIGN(10)); + expect_d_eq(call_count, 1, "Hook not called"); + expect_ptr_eq(arg_extra, (void *)123, "Wrong extra"); + expect_d_eq(arg_type, (int)hook_alloc_mallocx, "Wrong hook type"); + expect_ptr_eq(ptr, arg_result, "Wrong result"); + expect_u64_eq((uintptr_t)ptr, (uintptr_t)arg_result_raw, + "Wrong raw result"); + expect_u64_eq((uintptr_t)1, arg_args_raw[0], "Wrong argument"); + expect_u64_eq((uintptr_t)MALLOCX_LG_ALIGN(10), arg_args_raw[1], + "Wrong flags"); + free(ptr); + + hook_remove(TSDN_NULL, handle); +} +TEST_END + +TEST_BEGIN(test_hooks_dalloc_simple) { + /* "Simple" in the sense that we're not in a realloc variant. */ + hooks_t hooks = {NULL, &test_dalloc_hook, NULL, (void *)123}; + void *handle = hook_install(TSDN_NULL, &hooks); + expect_ptr_ne(handle, NULL, "Hook installation failed"); + + void *volatile ptr; + + /* free() */ + reset(); + ptr = malloc(1); + free(ptr); + expect_d_eq(call_count, 1, "Hook not called"); + expect_ptr_eq(arg_extra, (void *)123, "Wrong extra"); + expect_d_eq(arg_type, (int)hook_dalloc_free, "Wrong hook type"); + expect_ptr_eq(ptr, arg_address, "Wrong pointer freed"); + expect_u64_eq((uintptr_t)ptr, arg_args_raw[0], "Wrong raw arg"); + + /* dallocx() */ + reset(); + ptr = malloc(1); + dallocx(ptr, MALLOCX_TCACHE_NONE); + expect_d_eq(call_count, 1, "Hook not called"); + expect_ptr_eq(arg_extra, (void *)123, "Wrong extra"); + expect_d_eq(arg_type, (int)hook_dalloc_dallocx, "Wrong hook type"); + expect_ptr_eq(ptr, arg_address, "Wrong pointer freed"); + expect_u64_eq((uintptr_t)ptr, arg_args_raw[0], "Wrong raw arg"); + expect_u64_eq((uintptr_t)MALLOCX_TCACHE_NONE, arg_args_raw[1], + "Wrong raw arg"); + + /* sdallocx() */ + reset(); + ptr = malloc(1); + sdallocx(ptr, 1, MALLOCX_TCACHE_NONE); + expect_d_eq(call_count, 1, "Hook not called"); + expect_ptr_eq(arg_extra, (void *)123, "Wrong extra"); + expect_d_eq(arg_type, (int)hook_dalloc_sdallocx, "Wrong hook type"); + expect_ptr_eq(ptr, arg_address, "Wrong pointer freed"); + expect_u64_eq((uintptr_t)ptr, arg_args_raw[0], "Wrong raw arg"); + expect_u64_eq((uintptr_t)1, arg_args_raw[1], "Wrong raw arg"); + expect_u64_eq((uintptr_t)MALLOCX_TCACHE_NONE, arg_args_raw[2], + "Wrong raw arg"); + + hook_remove(TSDN_NULL, handle); +} +TEST_END + +TEST_BEGIN(test_hooks_expand_simple) { + /* "Simple" in the sense that we're not in a realloc variant. */ + hooks_t hooks = {NULL, NULL, &test_expand_hook, (void *)123}; + void *handle = hook_install(TSDN_NULL, &hooks); + expect_ptr_ne(handle, NULL, "Hook installation failed"); + + void *volatile ptr; + + /* xallocx() */ + reset(); + ptr = malloc(1); + size_t new_usize = xallocx(ptr, 100, 200, MALLOCX_TCACHE_NONE); + expect_d_eq(call_count, 1, "Hook not called"); + expect_ptr_eq(arg_extra, (void *)123, "Wrong extra"); + expect_d_eq(arg_type, (int)hook_expand_xallocx, "Wrong hook type"); + expect_ptr_eq(ptr, arg_address, "Wrong pointer expanded"); + expect_u64_eq(arg_old_usize, nallocx(1, 0), "Wrong old usize"); + expect_u64_eq(arg_new_usize, sallocx(ptr, 0), "Wrong new usize"); + expect_u64_eq(new_usize, arg_result_raw, "Wrong result"); + expect_u64_eq((uintptr_t)ptr, arg_args_raw[0], "Wrong arg"); + expect_u64_eq(100, arg_args_raw[1], "Wrong arg"); + expect_u64_eq(200, arg_args_raw[2], "Wrong arg"); + expect_u64_eq(MALLOCX_TCACHE_NONE, arg_args_raw[3], "Wrong arg"); + + hook_remove(TSDN_NULL, handle); +} +TEST_END + +TEST_BEGIN(test_hooks_realloc_as_malloc_or_free) { + hooks_t hooks = {&test_alloc_hook, &test_dalloc_hook, + &test_expand_hook, (void *)123}; + void *handle = hook_install(TSDN_NULL, &hooks); + expect_ptr_ne(handle, NULL, "Hook installation failed"); + + void *volatile ptr; + + /* realloc(NULL, size) as malloc */ + reset(); + ptr = realloc(NULL, 1); + expect_d_eq(call_count, 1, "Hook not called"); + expect_ptr_eq(arg_extra, (void *)123, "Wrong extra"); + expect_d_eq(arg_type, (int)hook_alloc_realloc, "Wrong hook type"); + expect_ptr_eq(ptr, arg_result, "Wrong result"); + expect_u64_eq((uintptr_t)ptr, (uintptr_t)arg_result_raw, + "Wrong raw result"); + expect_u64_eq((uintptr_t)NULL, arg_args_raw[0], "Wrong argument"); + expect_u64_eq((uintptr_t)1, arg_args_raw[1], "Wrong argument"); + free(ptr); + + /* realloc(ptr, 0) as free */ + if (opt_zero_realloc_action == zero_realloc_action_free) { + ptr = malloc(1); + reset(); + realloc(ptr, 0); + expect_d_eq(call_count, 1, "Hook not called"); + expect_ptr_eq(arg_extra, (void *)123, "Wrong extra"); + expect_d_eq(arg_type, (int)hook_dalloc_realloc, + "Wrong hook type"); + expect_ptr_eq(ptr, arg_address, + "Wrong pointer freed"); + expect_u64_eq((uintptr_t)ptr, arg_args_raw[0], + "Wrong raw arg"); + expect_u64_eq((uintptr_t)0, arg_args_raw[1], + "Wrong raw arg"); + } + + /* realloc(NULL, 0) as malloc(0) */ + reset(); + ptr = realloc(NULL, 0); + expect_d_eq(call_count, 1, "Hook not called"); + expect_ptr_eq(arg_extra, (void *)123, "Wrong extra"); + expect_d_eq(arg_type, (int)hook_alloc_realloc, "Wrong hook type"); + expect_ptr_eq(ptr, arg_result, "Wrong result"); + expect_u64_eq((uintptr_t)ptr, (uintptr_t)arg_result_raw, + "Wrong raw result"); + expect_u64_eq((uintptr_t)NULL, arg_args_raw[0], "Wrong argument"); + expect_u64_eq((uintptr_t)0, arg_args_raw[1], "Wrong argument"); + free(ptr); + + hook_remove(TSDN_NULL, handle); +} +TEST_END + +static void +do_realloc_test(void *(*ralloc)(void *, size_t, int), int flags, + int expand_type, int dalloc_type) { + hooks_t hooks = {&test_alloc_hook, &test_dalloc_hook, + &test_expand_hook, (void *)123}; + void *handle = hook_install(TSDN_NULL, &hooks); + expect_ptr_ne(handle, NULL, "Hook installation failed"); + + void *volatile ptr; + void *volatile ptr2; + + /* Realloc in-place, small. */ + ptr = malloc(129); + reset(); + ptr2 = ralloc(ptr, 130, flags); + expect_ptr_eq(ptr, ptr2, "Small realloc moved"); + + expect_d_eq(call_count, 1, "Hook not called"); + expect_ptr_eq(arg_extra, (void *)123, "Wrong extra"); + expect_d_eq(arg_type, expand_type, "Wrong hook type"); + expect_ptr_eq(ptr, arg_address, "Wrong address"); + expect_u64_eq((uintptr_t)ptr, (uintptr_t)arg_result_raw, + "Wrong raw result"); + expect_u64_eq((uintptr_t)ptr, arg_args_raw[0], "Wrong argument"); + expect_u64_eq((uintptr_t)130, arg_args_raw[1], "Wrong argument"); + free(ptr); + + /* + * Realloc in-place, large. Since we can't guarantee the large case + * across all platforms, we stay resilient to moving results. + */ + ptr = malloc(2 * 1024 * 1024); + free(ptr); + ptr2 = malloc(1 * 1024 * 1024); + reset(); + ptr = ralloc(ptr2, 2 * 1024 * 1024, flags); + /* ptr is the new address, ptr2 is the old address. */ + if (ptr == ptr2) { + expect_d_eq(call_count, 1, "Hook not called"); + expect_d_eq(arg_type, expand_type, "Wrong hook type"); + } else { + expect_d_eq(call_count, 2, "Wrong hooks called"); + expect_ptr_eq(ptr, arg_result, "Wrong address"); + expect_d_eq(arg_type, dalloc_type, "Wrong hook type"); + } + expect_ptr_eq(arg_extra, (void *)123, "Wrong extra"); + expect_ptr_eq(ptr2, arg_address, "Wrong address"); + expect_u64_eq((uintptr_t)ptr, (uintptr_t)arg_result_raw, + "Wrong raw result"); + expect_u64_eq((uintptr_t)ptr2, arg_args_raw[0], "Wrong argument"); + expect_u64_eq((uintptr_t)2 * 1024 * 1024, arg_args_raw[1], + "Wrong argument"); + free(ptr); + + /* Realloc with move, small. */ + ptr = malloc(8); + reset(); + ptr2 = ralloc(ptr, 128, flags); + expect_ptr_ne(ptr, ptr2, "Small realloc didn't move"); + + expect_d_eq(call_count, 2, "Hook not called"); + expect_ptr_eq(arg_extra, (void *)123, "Wrong extra"); + expect_d_eq(arg_type, dalloc_type, "Wrong hook type"); + expect_ptr_eq(ptr, arg_address, "Wrong address"); + expect_ptr_eq(ptr2, arg_result, "Wrong address"); + expect_u64_eq((uintptr_t)ptr2, (uintptr_t)arg_result_raw, + "Wrong raw result"); + expect_u64_eq((uintptr_t)ptr, arg_args_raw[0], "Wrong argument"); + expect_u64_eq((uintptr_t)128, arg_args_raw[1], "Wrong argument"); + free(ptr2); + + /* Realloc with move, large. */ + ptr = malloc(1); + reset(); + ptr2 = ralloc(ptr, 2 * 1024 * 1024, flags); + expect_ptr_ne(ptr, ptr2, "Large realloc didn't move"); + + expect_d_eq(call_count, 2, "Hook not called"); + expect_ptr_eq(arg_extra, (void *)123, "Wrong extra"); + expect_d_eq(arg_type, dalloc_type, "Wrong hook type"); + expect_ptr_eq(ptr, arg_address, "Wrong address"); + expect_ptr_eq(ptr2, arg_result, "Wrong address"); + expect_u64_eq((uintptr_t)ptr2, (uintptr_t)arg_result_raw, + "Wrong raw result"); + expect_u64_eq((uintptr_t)ptr, arg_args_raw[0], "Wrong argument"); + expect_u64_eq((uintptr_t)2 * 1024 * 1024, arg_args_raw[1], + "Wrong argument"); + free(ptr2); + + hook_remove(TSDN_NULL, handle); +} + +static void * +realloc_wrapper(void *ptr, size_t size, UNUSED int flags) { + return realloc(ptr, size); +} + +TEST_BEGIN(test_hooks_realloc) { + do_realloc_test(&realloc_wrapper, 0, hook_expand_realloc, + hook_dalloc_realloc); +} +TEST_END + +TEST_BEGIN(test_hooks_rallocx) { + do_realloc_test(&rallocx, MALLOCX_TCACHE_NONE, hook_expand_rallocx, + hook_dalloc_rallocx); +} +TEST_END + +int +main(void) { + /* We assert on call counts. */ + return test_no_reentrancy( + test_hooks_basic, + test_hooks_null, + test_hooks_remove, + test_hooks_alloc_simple, + test_hooks_dalloc_simple, + test_hooks_expand_simple, + test_hooks_realloc_as_malloc_or_free, + test_hooks_realloc, + test_hooks_rallocx); +} |