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crypto: use new copy & clone

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joe-conigliaro 2019-07-30 00:33:35 +10:00 • committed by Alexander Medvednikov
parent 6701c3b263
commit d87030972e
7 changed files with 60 additions and 86 deletions
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14
vlib/crypto/sha256/sha256.v
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@ -9,7 +9,6 @@
module sha256
import math
import encoding.binary
const (
@ -96,10 +95,7 @@ fn (d mut Digest) write(p []byte) ?int {
nn := p.len
d.len += u64(nn)
if d.nx > 0 {
n := int(math.min(f64(d.x.len), f64(p.len)))
for i:=0; i<n; i++ {
d.x.set(i+d.nx, p[i])
}
n := copy(d.x.right(d.nx), p)
d.nx += n
if d.nx == Chunk {
block(d, d.x)
@ -121,10 +117,7 @@ fn (d mut Digest) write(p []byte) ?int {
}
}
if p.len > 0 {
d.nx = int(math.min(f64(d.x.len), f64(p.len)))
for i:=0; i<d.nx; i++ {
d.x.set(i, p[i])
}
d.nx = copy(d.x, p)
}
return nn
}
@ -198,7 +191,8 @@ pub fn sum224(data []byte) []byte {
mut d := new224()
d.write(data)
sum := d.checksum()
sum224 := sum.left(Size224)
mut sum224 := [byte(0); Size224]
copy(sum224, sum.left(Size224))
return sum224
}