ugly bug in scan_ip6 that manifests if the IPv6 number starts with a

decimal digit and :: skips the 12th byte.
23 years ago · eb3596b745
parent c607d1b01d
commit eb3596b745
1 changed files with 1 additions and 2 deletions
--- a/socket/scan_ip6.c
+++ b/socket/scan_ip6.c
@ -20,12 +20,11 @@ unsigned int scan_ip6(const char *s,char ip[16])
  int prefixlen=0;
  int suffixlen=0;

-  for (i=0; i<16; i++) ip[i]=0;
-
  if ((i=scan_ip4(s,ip+12))) {
    for (len=0; len<12; ++len) ip[len]=V4mappedprefix[len];
    return i;
  }
+  for (i=0; i<16; i++) ip[i]=0;
  for (;;) {
    if (*s == ':') {
      len++;