RosettaCodeData/Task/SHA-1/Nim/sha-1.nim
2016-12-05 23:44:36 +01:00

13 lines
326 B
Nim

import strutils
const SHA1Len = 20
proc SHA1(d: cstring, n: culong, md: cstring = nil): cstring {.cdecl, dynlib: "libssl.so", importc.}
proc SHA1(s: string): string =
result = ""
var s = SHA1(s.cstring, s.len.culong)
for i in 0 .. < SHA1Len:
result.add s[i].BiggestInt.toHex(2).toLower
echo SHA1("Rosetta Code")