content: package im.actor.crypto.primitives.curve25519;
  
  public class fe_mul121666 {
  
  //CONVERT #include "fe.h"
  //CONVERT #include "long.h"
  
  /*
  h = f * 121666
  Can overlap h with f.
  
  Preconditions:
     |f| bounded by 1.1*2^26,1.1*2^25,1.1*2^26,1.1*2^25,etc.
  
  Postconditions:
     |h| bounded by 1.1*2^25,1.1*2^24,1.1*2^25,1.1*2^24,etc.
  */
  
  public static void fe_mul121666(int[] h,int[] f)
  {
    int f0 = f[0];
    int f1 = f[1];
    int f2 = f[2];
    int f3 = f[3];
    int f4 = f[4];
    int f5 = f[5];
    int f6 = f[6];
    int f7 = f[7];
    int f8 = f[8];
    int f9 = f[9];
    long h0 = f0 * (long) 121666;
    long h1 = f1 * (long) 121666;
    long h2 = f2 * (long) 121666;
    long h3 = f3 * (long) 121666;
    long h4 = f4 * (long) 121666;
    long h5 = f5 * (long) 121666;
    long h6 = f6 * (long) 121666;
    long h7 = f7 * (long) 121666;
    long h8 = f8 * (long) 121666;
    long h9 = f9 * (long) 121666;
    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;
  }
  
  
  }
  