content: package im.actor.crypto.primitives.curve25519;
  
  public class fe_frombytes {
  
  //CONVERT #include "fe.h"
  //CONVERT #include "long.h"
  //CONVERT #include "long.h"
  
  public static long load_3(byte[] in, int index)
  {
    long result;
    result = ((long) in[index + 0]) & 0xFF;
    result |= (((long) in[index + 1]) << 8) & 0xFF00;
    result |= (((long) in[index + 2]) << 16) & 0xFF0000;
    return result;
  }
  
  public static long load_4(byte[] in, int index)
  {
    long result;
    result = (((long) in[index + 0]) & 0xFF);
    result |= ((((long) in[index + 1]) << 8) & 0xFF00);
    result |= ((((long) in[index + 2]) << 16) & 0xFF0000);
    result |= ((((long) in[index + 3]) << 24) & 0xFF000000L);
    return result;
  }
  
  /*
  Ignores top bit of h.
  */
  
  public static void fe_frombytes(int[] h,byte[] s)
  {
    long h0 = load_4(s, 0);
    long h1 = load_3(s, 4) << 6;
    long h2 = load_3(s, 7) << 5;
    long h3 = load_3(s, 10) << 3;
    long h4 = load_3(s, 13) << 2;
    long h5 = load_4(s, 16);
    long h6 = load_3(s, 20) << 7;
    long h7 = load_3(s, 23) << 5;
    long h8 = load_3(s, 26) << 4;
    long h9 = (load_3(s, 29) & 8388607) << 2;
    long carry0;
    long carry1;
    long carry2;
    long carry3;
    long carry4;
    long carry5;
    long carry6;
    long carry7;
    long carry8;
    long carry9;
  
    carry9 = (h9 + (long) (1<<24)) >> 25; h0 += carry9 * 19; h9 -= carry9 << 25;
    carry1 = (h1 + (long) (1<<24)) >> 25; h2 += carry1; h1 -= carry1 << 25;
    carry3 = (h3 + (long) (1<<24)) >> 25; h4 += carry3; h3 -= carry3 << 25;
    carry5 = (h5 + (long) (1<<24)) >> 25; h6 += carry5; h5 -= carry5 << 25;
    carry7 = (h7 + (long) (1<<24)) >> 25; h8 += carry7; h7 -= carry7 << 25;
  
    carry0 = (h0 + (long) (1<<25)) >> 26; h1 += carry0; h0 -= carry0 << 26;
    carry2 = (h2 + (long) (1<<25)) >> 26; h3 += carry2; h2 -= carry2 << 26;
    carry4 = (h4 + (long) (1<<25)) >> 26; h5 += carry4; h4 -= carry4 << 26;
    carry6 = (h6 + (long) (1<<25)) >> 26; h7 += carry6; h6 -= carry6 << 26;
    carry8 = (h8 + (long) (1<<25)) >> 26; h9 += carry8; h8 -= carry8 << 26;
  
    h[0] = (int)h0;
    h[1] = (int)h1;
    h[2] = (int)h2;
    h[3] = (int)h3;
    h[4] = (int)h4;
    h[5] = (int)h5;
    h[6] = (int)h6;
    h[7] = (int)h7;
    h[8] = (int)h8;
    h[9] = (int)h9;
  }
  
  
  }
  