for (j = i; j < MIN (i+16, len); ++j)
printf ("%02x ", (unsigned char) buf[j]);
for (; j < i+16; ++j)
printf (" ");
printf ("|");
for (j = i; j < MIN (i+16, len); ++j)
for (j = i; j < MIN (i+16, len); ++j)
printf ("%02x ", (unsigned char) buf[j]);
for (; j < i+16; ++j)
printf (" ");
printf ("|");
for (j = i; j < MIN (i+16, len); ++j)