diff options
Diffstat (limited to 'storage/innobase/include/ut0rnd.ic')
| -rw-r--r-- | storage/innobase/include/ut0rnd.ic | 48 |
1 files changed, 24 insertions, 24 deletions
diff --git a/storage/innobase/include/ut0rnd.ic b/storage/innobase/include/ut0rnd.ic index d2ab087d491..455007c7d9b 100644 --- a/storage/innobase/include/ut0rnd.ic +++ b/storage/innobase/include/ut0rnd.ic @@ -6,19 +6,19 @@ Random numbers and hashing Created 5/30/1994 Heikki Tuuri *******************************************************************/ -#define UT_HASH_RANDOM_MASK 1463735687 -#define UT_HASH_RANDOM_MASK2 1653893711 -#define UT_RND1 151117737 -#define UT_RND2 119785373 -#define UT_RND3 85689495 -#define UT_RND4 76595339 -#define UT_SUM_RND2 98781234 -#define UT_SUM_RND3 126792457 -#define UT_SUM_RND4 63498502 -#define UT_XOR_RND1 187678878 -#define UT_XOR_RND2 143537923 - -extern ulint ut_rnd_ulint_counter; +#define UT_HASH_RANDOM_MASK 1463735687 +#define UT_HASH_RANDOM_MASK2 1653893711 +#define UT_RND1 151117737 +#define UT_RND2 119785373 +#define UT_RND3 85689495 +#define UT_RND4 76595339 +#define UT_SUM_RND2 98781234 +#define UT_SUM_RND3 126792457 +#define UT_SUM_RND4 63498502 +#define UT_XOR_RND1 187678878 +#define UT_XOR_RND2 143537923 + +extern ulint ut_rnd_ulint_counter; /************************************************************ This is used to set the random number seed. */ @@ -26,7 +26,7 @@ UNIV_INLINE void ut_rnd_set_seed( /*============*/ - ulint seed) /* in: seed */ + ulint seed) /* in: seed */ { ut_rnd_ulint_counter = seed; } @@ -66,7 +66,7 @@ ut_rnd_gen_ulint(void) /*==================*/ /* out: the 'random' number */ { - ulint rnd; + ulint rnd; ulint n_bits; n_bits = 8 * sizeof(ulint); @@ -111,7 +111,7 @@ ut_rnd_gen_ibool(void) /*=================*/ /* out: the random value */ { - ulint x; + ulint x; x = ut_rnd_gen_ulint(); @@ -121,7 +121,7 @@ ut_rnd_gen_ibool(void) } return(FALSE); -} +} /*********************************************************** The following function generates a hash value for a ulint integer @@ -130,10 +130,10 @@ or some random number for the hash table to work reliably. */ UNIV_INLINE ulint ut_hash_ulint( -/*=========*/ +/*==========*/ /* out: hash value */ - ulint key, /* in: value to be hashed */ - ulint table_size) /* in: hash table size */ + ulint key, /* in: value to be hashed */ + ulint table_size) /* in: hash table size */ { key = key ^ UT_HASH_RANDOM_MASK2; @@ -152,7 +152,7 @@ ut_fold_ulint_pair( { return(((((n1 ^ n2 ^ UT_HASH_RANDOM_MASK2) << 8) + n1) ^ UT_HASH_RANDOM_MASK) + n2); -} +} /***************************************************************** Folds a dulint. */ @@ -165,7 +165,7 @@ ut_fold_dulint( { return(ut_fold_ulint_pair(ut_dulint_get_low(d), ut_dulint_get_high(d))); -} +} /***************************************************************** Folds a character string ending in the null character. */ @@ -174,7 +174,7 @@ ulint ut_fold_string( /*===========*/ /* out: folded value */ - const char* str) /* in: null-terminated string */ + const char* str) /* in: null-terminated string */ { #ifdef UNIV_DEBUG ulint i = 0; @@ -196,7 +196,7 @@ ut_fold_string( return(fold); } - + /***************************************************************** Folds a binary string. */ UNIV_INLINE |