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From bri...@apache.org
Subject cvs commit: apr/network_io/unix inet_ntop.c
Date Sun, 05 May 2002 06:19:42 GMT
brianp      02/05/04 23:19:42

  Modified:    network_io/unix inet_ntop.c
  Log:
  inet_ntop6() optimization: collapse two passes through the input
  address into one
  
  Revision  Changes    Path
  1.16      +9 -6      apr/network_io/unix/inet_ntop.c
  
  Index: inet_ntop.c
  ===================================================================
  RCS file: /home/cvs/apr/network_io/unix/inet_ntop.c,v
  retrieving revision 1.15
  retrieving revision 1.16
  diff -u -r1.15 -r1.16
  --- inet_ntop.c	5 May 2002 05:54:51 -0000	1.15
  +++ inet_ntop.c	5 May 2002 06:19:42 -0000	1.16
  @@ -161,16 +161,16 @@
       next_src = src;
       src_end = src + IN6ADDRSZ;
       next_dest = words;
  +    best.base = -1;
  +    cur.base = -1;
  +    i = 0;
       do {
           unsigned int next_word = (unsigned int)*next_src++;
           next_word <<= 8;
           next_word |= (unsigned int)*next_src++;
           *next_dest++ = next_word;
  -    } while (next_src < src_end);
  -    best.base = -1;
  -    cur.base = -1;
  -    for (i = 0; i < (IN6ADDRSZ / INT16SZ); i++) {
  -        if (words[i] == 0) {
  +
  +        if (next_word == 0) {
               if (cur.base == -1) {
                   cur.base = i;
                   cur.len = 1;
  @@ -186,7 +186,10 @@
                   cur.base = -1;
               }
           }
  -    }
  +
  +        i++;
  +    } while (next_src < src_end);
  +
       if (cur.base != -1) {
           if (best.base == -1 || cur.len > best.len) {
               best = cur;
  
  
  

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