diff options
Diffstat (limited to 'src/lib/tests/shm_du_map_test_du_buff_create.c')
-rw-r--r-- | src/lib/tests/shm_du_map_test_du_buff_create.c | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/src/lib/tests/shm_du_map_test_du_buff_create.c b/src/lib/tests/shm_du_map_test_du_buff_create.c new file mode 100644 index 00000000..9f66b20c --- /dev/null +++ b/src/lib/tests/shm_du_map_test_du_buff_create.c @@ -0,0 +1,93 @@ +/* + * Ouroboros - Copyright (C) 2016 + * + * Test of the Shared Memory Map + * + * Dimitri Staessens <dimitri.staessens@intec.ugent.be> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#include <ouroboros/shm_du_map.h> +#include <sys/mman.h> + + +#define SHM_DU_BLOCK_DATA_SIZE (SHM_DU_BUFF_BLOCK_SIZE - 3 * sizeof(long)) +#define TEST_BUFF_SIZE (16 * SHM_DU_BLOCK_DATA_SIZE) + +#define MAX(a,b) (a > b ? a : b) +#define MIN(a,b) (a < b ? a : b) + +int shm_du_map_test_du_buff_create(int argc, char ** argv) +{ + struct shm_du_map * dum; + struct shm_du_map * dum2; + + int i, j, k; + int i_inc, j_inc, k_inc; + + uint8_t bits[TEST_BUFF_SIZE]; + + shm_unlink(SHM_DU_MAP_FILENAME); + + dum = shm_du_map_create(); + + if (dum == NULL) + return -1; + + for (i = 0; i < TEST_BUFF_SIZE; i++) + bits[i] = 0; + + i_inc = MAX(1, SHM_DU_BLOCK_DATA_SIZE / 4); + j_inc = MAX(1, SHM_DU_BLOCK_DATA_SIZE / 8); + k_inc = MAX(1, SHM_DU_BLOCK_DATA_SIZE / 16); + + for (i = SHM_DU_BUFF_BLOCK_SIZE / 4; i <= TEST_BUFF_SIZE; i += i_inc) { + for (j = 0; j < i; j += j_inc) { + for (k = 0; k < i - j; k += k_inc) { + if (k > SHM_DU_BLOCK_DATA_SIZE) + continue; + + if (i - (j + k) > SHM_DU_BLOCK_DATA_SIZE) + continue; + + struct shm_du_buff * dub = shm_create_du_buff( + dum, + i, + k, + bits, + j); + if (dub == NULL) { + shm_du_map_close(dum); + return -1; + } + shm_release_du_buff(dum, dub); + } + } + } + + dum2 = shm_du_map_open(); + + if (dum2 == NULL) { + shm_du_map_close(dum); + return 1; + } + + shm_du_map_close(dum2); + + shm_du_map_close(dum); + + return 0; /* tests succeeded */ +} |