diff options
Diffstat (limited to 'clib/cunit/ecc.c')
-rw-r--r-- | clib/cunit/ecc.c | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/clib/cunit/ecc.c b/clib/cunit/ecc.c new file mode 100644 index 0000000..3ae6303 --- /dev/null +++ b/clib/cunit/ecc.c @@ -0,0 +1,91 @@ +/* + * Copyright (c) International Business Machines Corp., 2014 + * + * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#include <stdio.h> +#include <stdlib.h> + +#include <clib/exception.h> +#include <clib/assert.h> +#include <clib/type.h> + +#include <clib/ecc.h> +#include <clib/misc.h> + +#include <CUnit/Basic.h> + +#define COUNT 10000 +#define SEED 41 + +static int init_ecc(void) { + return 0; +} + +static int clean_ecc(void) { + return 0; +} + +static void ecc_1(void) { + int size[] = {7, 8, 16, 1024+16, 4096+32, 8*1024*4+64, 0}; + + for (int * s = size; *s != 0; s++) { + unsigned char in[*s]; + unsigned char out[*s + (*s / 8)]; + + ssize_t in_sz = sizeof in; + ssize_t out_sz = sizeof out; + + memset(in, 0, in_sz); + memset(out, 0, out_sz); + + FILE * f = fopen("/dev/urandom", "r"); + CU_ASSERT_FATAL(f != NULL); + CU_ASSERT_FATAL(fread(in, in_sz, 1, f) == 1); + fclose(f); + + ssize_t rc = sfc_ecc_inject(out, out_sz, in, in_sz); + if ((*s % 8) != 0) { + CU_ASSERT(rc == -1); + } else { + CU_ASSERT(rc == in_sz + (in_sz / 8)); + } + + unsigned char cmp[*s]; + ssize_t cmp_sz = sizeof cmp; + memset(cmp, 0, cmp_sz); + + rc = sfc_ecc_remove(cmp, cmp_sz, out, out_sz); + if ((out_sz % 9) != 0) { + CU_ASSERT(rc == -1); + } else { + CU_ASSERT(rc == in_sz) + CU_ASSERT_FATAL(memcmp(in, cmp, in_sz) == 0); +#ifdef DEBUG + dump_memory(stdout, 0, in, in_sz); + dump_memory(stdout, 0, cmp, cmp_sz); +#endif + } + } +} + +void ecc_test(void) { + CU_pSuite suite = CU_add_suite("ecc", init_ecc, clean_ecc); + if (NULL == suite) + return; + + if (CU_add_test(suite, "test of --> ecc_1", ecc_1) == NULL) return; +} |