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Remove round_int64_to_next_multiple_of: It is now unused.

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This commit is contained in:
Nick Mathewson 2016-05-19 21:18:43 -04:00
parent 2775dd8649
commit f2205071f0
3 changed files with 0 additions and 31 deletions
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15
src/common/util.c
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@ -513,21 +513,6 @@ round_uint64_to_next_multiple_of(uint64_t number, uint64_t divisor)
return number; return number;
} }
/** Return the lowest x in [INT64_MIN, INT64_MAX] such that x is at least
* <b>number</b>, and x modulo <b>divisor</b> == 0. If no such x can be
* expressed as an int64_t, return INT64_MAX */
int64_t
round_int64_to_next_multiple_of(int64_t number, int64_t divisor)
{
tor_assert(divisor > 0);
if (INT64_MAX - divisor + 1 < number)
return INT64_MAX;
if (number >= 0)
number += divisor - 1;
number -= number % divisor;
return number;
}
/** Transform a random value <b>p</b> from the uniform distribution in /** Transform a random value <b>p</b> from the uniform distribution in
* [0.0, 1.0[ into a Laplace distributed value with location parameter * [0.0, 1.0[ into a Laplace distributed value with location parameter
* <b>mu</b> and scale parameter <b>b</b>. Truncate the final result * <b>mu</b> and scale parameter <b>b</b>. Truncate the final result

1
src/common/util.h
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@ -145,7 +145,6 @@ uint64_t round_to_power_of_2(uint64_t u64);
unsigned round_to_next_multiple_of(unsigned number, unsigned divisor); unsigned round_to_next_multiple_of(unsigned number, unsigned divisor);
uint32_t round_uint32_to_next_multiple_of(uint32_t number, uint32_t divisor); uint32_t round_uint32_to_next_multiple_of(uint32_t number, uint32_t divisor);
uint64_t round_uint64_to_next_multiple_of(uint64_t number, uint64_t divisor); uint64_t round_uint64_to_next_multiple_of(uint64_t number, uint64_t divisor);
int64_t round_int64_to_next_multiple_of(int64_t number, int64_t divisor);
int64_t sample_laplace_distribution(double mu, double b, double p); int64_t sample_laplace_distribution(double mu, double b, double p);
int64_t add_laplace_noise(int64_t signal, double random, double delta_f, int64_t add_laplace_noise(int64_t signal, double random, double delta_f,
double epsilon); double epsilon);

15
src/test/test_util.c
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@ -4223,21 +4223,6 @@ test_util_round_to_next_multiple_of(void *arg)
tt_u64_op(round_uint64_to_next_multiple_of(UINT64_MAX,2), ==, tt_u64_op(round_uint64_to_next_multiple_of(UINT64_MAX,2), ==,
UINT64_MAX); UINT64_MAX);
tt_i64_op(round_int64_to_next_multiple_of(0,1), ==, 0);
tt_i64_op(round_int64_to_next_multiple_of(0,7), ==, 0);
tt_i64_op(round_int64_to_next_multiple_of(99,1), ==, 99);
tt_i64_op(round_int64_to_next_multiple_of(99,7), ==, 105);
tt_i64_op(round_int64_to_next_multiple_of(99,9), ==, 99);
tt_i64_op(round_int64_to_next_multiple_of(-99,1), ==, -99);
tt_i64_op(round_int64_to_next_multiple_of(-99,7), ==, -98);
tt_i64_op(round_int64_to_next_multiple_of(-99,9), ==, -99);
tt_i64_op(round_int64_to_next_multiple_of(INT64_MIN,2), ==, INT64_MIN);
tt_i64_op(round_int64_to_next_multiple_of(INT64_MAX,2), ==,
INT64_MAX);
tt_int_op(round_uint32_to_next_multiple_of(0,1), ==, 0); tt_int_op(round_uint32_to_next_multiple_of(0,1), ==, 0);
tt_int_op(round_uint32_to_next_multiple_of(0,7), ==, 0); tt_int_op(round_uint32_to_next_multiple_of(0,7), ==, 0);