ed/Odin
1
0
Fork 0
mirror of https://github.com/Ed94/Odin.git synced 2026-08-06 15:48:51 +00:00
Code Issues Packages Projects Releases Wiki Activity

Remove the need for rand in core:math/big

Browse Source
This commit is contained in:
gingerBill
2024-06-15 15:43:57 +01:00
parent 7ec17ecf98
commit 149ecafdef
4 changed files with 13 additions and 16 deletions
Download Patch File Download Diff File Expand all files Collapse all files
core/math/big/prime.odin
+3 -5
View File
@@ -12,8 +12,6 @@
package math_big
import rnd "core:math/rand"
/*
Determines if an Integer is divisible by one of the _PRIME_TABLE primes.
Returns true if it is, false if not.
@@ -315,7 +313,7 @@ internal_int_prime_miller_rabin :: proc(a, b: ^Int, allocator := context.allocat
Assumes `a` not to be `nil` and to have been initialized.
*/
internal_int_is_prime :: proc(a: ^Int, miller_rabin_trials := int(-1), miller_rabin_only := USE_MILLER_RABIN_ONLY, r: ^rnd.Rand = nil, allocator := context.allocator) -> (is_prime: bool, err: Error) {
internal_int_is_prime :: proc(a: ^Int, miller_rabin_trials := int(-1), miller_rabin_only := USE_MILLER_RABIN_ONLY, allocator := context.allocator) -> (is_prime: bool, err: Error) {
context.allocator = allocator
miller_rabin_trials := miller_rabin_trials
@@ -461,7 +459,7 @@ internal_int_is_prime :: proc(a: ^Int, miller_rabin_trials := int(-1), miller_ra
for ix := 0; ix < miller_rabin_trials; ix += 1 {
// rand() guarantees the first digit to be non-zero
internal_random(b, _DIGIT_TYPE_BITS, r) or_return
internal_random(b, _DIGIT_TYPE_BITS) or_return
// Reduce digit before casting because DIGIT might be bigger than
// an unsigned int and "mask" on the other side is most probably not.
@@ -1183,7 +1181,7 @@ internal_int_prime_next_prime :: proc(a: ^Int, trials: int, bbs_style: bool, all
This is possibly the mother of all prime generation functions, muahahahahaha!
*/
internal_random_prime :: proc(a: ^Int, size_in_bits: int, trials: int, flags := Primality_Flags{}, r: ^rnd.Rand = nil, allocator := context.allocator) -> (err: Error) {
internal_random_prime :: proc(a: ^Int, size_in_bits: int, trials: int, flags := Primality_Flags{}, allocator := context.allocator) -> (err: Error) {
context.allocator = allocator
flags := flags
trials := trials