summaryrefslogtreecommitdiff
path: root/src/third_party/wiredtiger/test/csuite/wt2695_checksum/main.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/third_party/wiredtiger/test/csuite/wt2695_checksum/main.c')
-rw-r--r--src/third_party/wiredtiger/test/csuite/wt2695_checksum/main.c208
1 files changed, 102 insertions, 106 deletions
diff --git a/src/third_party/wiredtiger/test/csuite/wt2695_checksum/main.c b/src/third_party/wiredtiger/test/csuite/wt2695_checksum/main.c
index 6231677b8df..646c1cbc894 100644
--- a/src/third_party/wiredtiger/test/csuite/wt2695_checksum/main.c
+++ b/src/third_party/wiredtiger/test/csuite/wt2695_checksum/main.c
@@ -28,120 +28,116 @@
#include "test_util.h"
/*
- * JIRA ticket reference: WT-2695
- * Test case description: Smoke-test the CRC.
+ * JIRA ticket reference: WT-2695 Test case description: Smoke-test the CRC.
*/
static inline void
check(uint32_t hw, uint32_t sw, size_t len, const char *msg)
{
- testutil_checkfmt(hw == sw ? 0 : 1,
- "%s checksum mismatch of %" WT_SIZET_FMT " bytes: %#08x != %#08x\n",
- msg, len, hw, sw);
+ testutil_checkfmt(hw == sw ? 0 : 1,
+ "%s checksum mismatch of %" WT_SIZET_FMT " bytes: %#08x != %#08x\n", msg, len, hw, sw);
}
-#define DATASIZE (128 * 1024)
+#define DATASIZE (128 * 1024)
int
main(int argc, char *argv[])
{
- TEST_OPTS *opts, _opts;
- WT_RAND_STATE rnd;
- size_t len;
- uint32_t hw, sw;
- uint8_t *data;
- u_int i, j;
-
- opts = &_opts;
- memset(opts, 0, sizeof(*opts));
- testutil_check(testutil_parse_opts(argc, argv, opts));
- testutil_make_work_dir(opts->home);
- testutil_check(
- wiredtiger_open(opts->home, NULL, "create", &opts->conn));
-
- /* Initialize the RNG. */
- __wt_random_init_seed(NULL, &rnd);
-
- /* Allocate aligned memory for the data. */
- data = dcalloc(DATASIZE, sizeof(uint8_t));
-
- /*
- * Some simple known checksums.
- */
- len = 1;
- hw = __wt_checksum(data, len);
- check(hw, (uint32_t)0x527d5351, len, "nul x1: hardware");
- sw = __wt_checksum_sw(data, len);
- check(sw, (uint32_t)0x527d5351, len, "nul x1: software");
-
- len = 2;
- hw = __wt_checksum(data, len);
- check(hw, (uint32_t)0xf16177d2, len, "nul x2: hardware");
- sw = __wt_checksum_sw(data, len);
- check(sw, (uint32_t)0xf16177d2, len, "nul x2: software");
-
- len = 3;
- hw = __wt_checksum(data, len);
- check(hw, (uint32_t)0x6064a37a, len, "nul x3: hardware");
- sw = __wt_checksum_sw(data, len);
- check(sw, (uint32_t)0x6064a37a, len, "nul x3: software");
-
- len = 4;
- hw = __wt_checksum(data, len);
- check(hw, (uint32_t)0x48674bc7, len, "nul x4: hardware");
- sw = __wt_checksum_sw(data, len);
- check(sw, (uint32_t)0x48674bc7, len, "nul x4: software");
-
- len = strlen("123456789");
- memcpy(data, "123456789", len);
- hw = __wt_checksum(data, len);
- check(hw, (uint32_t)0xe3069283, len, "known string #1: hardware");
- sw = __wt_checksum_sw(data, len);
- check(sw, (uint32_t)0xe3069283, len, "known string #1: software");
-
- len = strlen("The quick brown fox jumps over the lazy dog");
- memcpy(data, "The quick brown fox jumps over the lazy dog", len);
- hw = __wt_checksum(data, len);
- check(hw, (uint32_t)0x22620404, len, "known string #2: hardware");
- sw = __wt_checksum_sw(data, len);
- check(sw, (uint32_t)0x22620404, len, "known string #2: software");
-
- /*
- * Offset the string by 1 to ensure the hardware code handles unaligned
- * reads.
- */
- hw = __wt_checksum(data + 1, len - 1);
- check(hw, (uint32_t)0xae11f7f5, len, "known string #2: hardware");
- sw = __wt_checksum_sw(data + 1, len - 1);
- check(sw, (uint32_t)0xae11f7f5, len, "known string #2: software");
-
- /*
- * Checksums of power-of-two data chunks.
- */
- for (i = 0, len = 512; i < 1000; ++i) {
- for (j = 0; j < len; ++j)
- data[j] = __wt_random(&rnd) & 0xff;
- hw = __wt_checksum(data, len);
- sw = __wt_checksum_sw(data, len);
- check(hw, sw, len, "random power-of-two");
-
- len *= 2;
- if (len > DATASIZE)
- len = 512;
- }
-
- /*
- * Checksums of random data chunks.
- */
- for (i = 0; i < 1000; ++i) {
- len = __wt_random(&rnd) % DATASIZE;
- for (j = 0; j < len; ++j)
- data[j] = __wt_random(&rnd) & 0xff;
- hw = __wt_checksum(data, len);
- sw = __wt_checksum_sw(data, len);
- check(hw, sw, len, "random");
- }
-
- free(data);
- testutil_cleanup(opts);
- return (EXIT_SUCCESS);
+ TEST_OPTS *opts, _opts;
+ WT_RAND_STATE rnd;
+ size_t len;
+ uint32_t hw, sw;
+ uint8_t *data;
+ u_int i, j;
+
+ opts = &_opts;
+ memset(opts, 0, sizeof(*opts));
+ testutil_check(testutil_parse_opts(argc, argv, opts));
+ testutil_make_work_dir(opts->home);
+ testutil_check(wiredtiger_open(opts->home, NULL, "create", &opts->conn));
+
+ /* Initialize the RNG. */
+ __wt_random_init_seed(NULL, &rnd);
+
+ /* Allocate aligned memory for the data. */
+ data = dcalloc(DATASIZE, sizeof(uint8_t));
+
+ /*
+ * Some simple known checksums.
+ */
+ len = 1;
+ hw = __wt_checksum(data, len);
+ check(hw, (uint32_t)0x527d5351, len, "nul x1: hardware");
+ sw = __wt_checksum_sw(data, len);
+ check(sw, (uint32_t)0x527d5351, len, "nul x1: software");
+
+ len = 2;
+ hw = __wt_checksum(data, len);
+ check(hw, (uint32_t)0xf16177d2, len, "nul x2: hardware");
+ sw = __wt_checksum_sw(data, len);
+ check(sw, (uint32_t)0xf16177d2, len, "nul x2: software");
+
+ len = 3;
+ hw = __wt_checksum(data, len);
+ check(hw, (uint32_t)0x6064a37a, len, "nul x3: hardware");
+ sw = __wt_checksum_sw(data, len);
+ check(sw, (uint32_t)0x6064a37a, len, "nul x3: software");
+
+ len = 4;
+ hw = __wt_checksum(data, len);
+ check(hw, (uint32_t)0x48674bc7, len, "nul x4: hardware");
+ sw = __wt_checksum_sw(data, len);
+ check(sw, (uint32_t)0x48674bc7, len, "nul x4: software");
+
+ len = strlen("123456789");
+ memcpy(data, "123456789", len);
+ hw = __wt_checksum(data, len);
+ check(hw, (uint32_t)0xe3069283, len, "known string #1: hardware");
+ sw = __wt_checksum_sw(data, len);
+ check(sw, (uint32_t)0xe3069283, len, "known string #1: software");
+
+ len = strlen("The quick brown fox jumps over the lazy dog");
+ memcpy(data, "The quick brown fox jumps over the lazy dog", len);
+ hw = __wt_checksum(data, len);
+ check(hw, (uint32_t)0x22620404, len, "known string #2: hardware");
+ sw = __wt_checksum_sw(data, len);
+ check(sw, (uint32_t)0x22620404, len, "known string #2: software");
+
+ /*
+ * Offset the string by 1 to ensure the hardware code handles unaligned reads.
+ */
+ hw = __wt_checksum(data + 1, len - 1);
+ check(hw, (uint32_t)0xae11f7f5, len, "known string #2: hardware");
+ sw = __wt_checksum_sw(data + 1, len - 1);
+ check(sw, (uint32_t)0xae11f7f5, len, "known string #2: software");
+
+ /*
+ * Checksums of power-of-two data chunks.
+ */
+ for (i = 0, len = 512; i < 1000; ++i) {
+ for (j = 0; j < len; ++j)
+ data[j] = __wt_random(&rnd) & 0xff;
+ hw = __wt_checksum(data, len);
+ sw = __wt_checksum_sw(data, len);
+ check(hw, sw, len, "random power-of-two");
+
+ len *= 2;
+ if (len > DATASIZE)
+ len = 512;
+ }
+
+ /*
+ * Checksums of random data chunks.
+ */
+ for (i = 0; i < 1000; ++i) {
+ len = __wt_random(&rnd) % DATASIZE;
+ for (j = 0; j < len; ++j)
+ data[j] = __wt_random(&rnd) & 0xff;
+ hw = __wt_checksum(data, len);
+ sw = __wt_checksum_sw(data, len);
+ check(hw, sw, len, "random");
+ }
+
+ free(data);
+ testutil_cleanup(opts);
+ return (EXIT_SUCCESS);
}
View Lorry Controller Status