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Fix fnv a hashes (#1667)

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* fix fnv32a

* fix fnv64a

* Simplify code

---------

Co-authored-by: Christoffer Lerno <christoffer@aegik.com>
This commit is contained in:
konimarti
2024-12-07 15:39:45 +01:00
committed by GitHub
parent ea86c9d37a
commit e67e9d3bbf
4 changed files with 58 additions and 10 deletions
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10
lib/std/hash/fnv32a.c3
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@@ -8,7 +8,7 @@ distinct Fnv32a = uint;
const FNV32A_START @private = 0x811c9dc5;
const FNV32A_MUL @private = 0x01000193;
macro void @update(uint* &h, char x) @private => *h = (*h * FNV32A_MUL) ^ x;
macro void @update(&h, char x) @private => *h = (*h ^ ($typeof(*h))x) * FNV32A_MUL;
fn void Fnv32a.init(&self)
{
@@ -17,17 +17,17 @@ fn void Fnv32a.init(&self)
fn void Fnv32a.update(&self, char[] data)
{
uint h = (uint)*self;
Fnv32a h = *self;
foreach (char x : data)
{
@update(h, x);
}
*self = (Fnv32a)h;
*self = h;
}
macro void Fnv32a.update_char(&self, char c)
{
@update(*self, x);
@update(*self, c);
}
fn uint encode(char[] data)
@@ -38,4 +38,4 @@ fn uint encode(char[] data)
@update(h, x);
}
return h;
}
}