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crypto.md5: fix u64 modulus operation

pull/2148/head
joe-conigliaro 2019-09-28 21:02:57 +10:00 committed by Alexander Medvednikov
parent 0fc9ada0aa
commit fbd414fd2f
1 changed files with 1 additions and 1 deletions
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vlib/crypto/md5/md5.v
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@ -106,7 +106,7 @@ pub fn (d mut Digest) checksum() []byte {
// tmp := [1 + 63 + 8]byte{0x80} // tmp := [1 + 63 + 8]byte{0x80}
mut tmp := [byte(0)].repeat(1 + 63 + 8) mut tmp := [byte(0)].repeat(1 + 63 + 8)
tmp[0] = 0x80 tmp[0] = 0x80
pad := (55 - int(d.len)) % 64 // calculate number of padding bytes pad := int((55 - int(d.len)) % u64(64)) // calculate number of padding bytes
binary.little_endian_put_u64(mut tmp.right(1+pad), d.len<<u64(3)) // append length in bits binary.little_endian_put_u64(mut tmp.right(1+pad), d.len<<u64(3)) // append length in bits
d.write(tmp.left(1+pad+8)) d.write(tmp.left(1+pad+8))