record_size = (record_size ^ 0xffffffff) + 1;
}
+ if ( record_size < sizeof(REC_HDR_SIZE) ) {
+ return False;
+ }
+
if ( memcmp( header, hdr, REC_HDR_SIZE ) == 0 ) {
found = True;
curr_off += sizeof(uint32_t);
/* see if there is anything left to report */
- if ( !nk || (nk->subkeys_off==REGF_OFFSET_NONE) || (nk->subkey_index >= nk->num_subkeys) )
+ if ( !nk || !nk->subkeys.hashes || nk->subkey_index >= nk->subkeys.num_keys ||
+ (nk->subkeys_off==REGF_OFFSET_NONE) || (nk->subkey_index >= nk->num_subkeys) )
return NULL;
/* find the HBIN block which should contain the nk record */
return 0;
}
+static void open_testfile(struct test_ctx *test_ctx, const char *filename)
+{
+ char *path;
+
+ path = talloc_asprintf(test_ctx, "%s/testdata/samba3/%s", SRCDIR, filename);
+ assert_non_null(path);
+
+ test_ctx->rb = regfio_open(path, O_RDONLY, 0600);
+ assert_non_null(test_ctx->rb);
+}
+
static void test_regfio_open_new_file(void **state)
{
struct test_ctx *test_ctx =
assert_int_equal(root->key_type, NK_TYPE_ROOTKEY);
}
+static void test_regfio_corrupt_hbin(void **state)
+{
+ struct test_ctx *test_ctx =
+ talloc_get_type_abort(*state, struct test_ctx);
+ REGF_NK_REC *root;
+
+ open_testfile(test_ctx, "regfio_corrupt_hbin1.dat");
+
+ root = regfio_rootkey(test_ctx->rb);
+ assert_null(root);
+}
+
+static void test_regfio_corrupt_lf_subkeys(void **state)
+{
+ struct test_ctx *test_ctx =
+ talloc_get_type_abort(*state, struct test_ctx);
+ REGF_NK_REC *root, *subkey;
+
+ open_testfile(test_ctx, "regfio_corrupt_lf_subkeys.dat");
+
+ root = regfio_rootkey(test_ctx->rb);
+ assert_non_null(root);
+
+ root->subkey_index = 0;
+ while ((subkey = regfio_fetch_subkey(test_ctx->rb, root))) {
+ }
+}
+
int main(void) {
const struct CMUnitTest tests[] = {
cmocka_unit_test_setup_teardown(test_regfio_open_new_file,
setup_context_tempfile,
teardown_context),
+ cmocka_unit_test_setup_teardown(test_regfio_corrupt_hbin,
+ setup_context,
+ teardown_context),
+ cmocka_unit_test_setup_teardown(test_regfio_corrupt_lf_subkeys,
+ setup_context,
+ teardown_context),
};
cmocka_set_message_output(CM_OUTPUT_SUBUNIT);