--- a/idx2index.c	Mon Aug 13 23:45:46 2007 +0200
+++ b/idx2index.c	Tue Aug 14 22:18:46 2007 +0200
@@ -8,49 +8,7 @@
  * ./idx2index < file.idx | LC_ALL=POSIX sort > file.index
  * */
 
-static char num_to_ia5char(int n)
-{
-    /* From RFC 1421 */
-    if (n >= 0 && n <= 25)
-        return 'A' + n;
-    else if (n >= 26 && n <= 51)
-        return 'a' + (n - 26);
-    else if (n >= 52 && n <= 61)
-        return '0' + (n - 52);
-    else if (n == 62)
-        return '+';
-    else if (n == 63)
-        return '-';
-    else
-        return '!'; /* Error */
-}
-
-static int num_to_ia5(char *dest, int n)
-{
-    char tmp[20];
-
-    int i, max;
-   
-    for(i =0; i <= 10; ++i)
-    {
-        tmp[i] = num_to_ia5char(n % 64);
-        if (n < 64)
-            break;
-        n /= 64;
-    }
-
-    max = i;
-
-    /* reverse the number */
-    for (i=0; i<=max; ++i)
-        dest[i] = tmp[max-i];
-
-    /* Ending '\0' */
-    dest[max+1] = '\0';
-    return max;
-}
-
-static int get_int()
+static int get_raw_int()
 {
     int i;
     fread(&i, sizeof(int) , 1, stdin);
@@ -58,7 +16,7 @@
     return i;
 }
 
-static int get_word(char * word)
+static int get_raw_word(char * word)
 {
     int c;
     int count = 0;
@@ -84,12 +42,12 @@
         int res;
         char c_offset[20], c_length[20];
 
-        res = get_word(word);
+        res = get_raw_word(word);
         if (res == 0)
             break;
-        offset = get_int();
+        offset = get_raw_int();
         num_to_ia5(c_offset, offset);
-        length = get_int();
+        length = get_raw_int();
         num_to_ia5(c_length, length);
         printf("%s\t%s\t%s\n", word, c_offset, c_length);
     } while(1);