X-Git-Url: http://www.lcore.org/git/lcore.git/blobdiff_plain/d53fe26eaac895d1e7a0ba2b2b8965cf77932de8..ac55319310f2e0b8ac5d848c1591b5e72d49c9b3:/binipstuff.pas?ds=sidebyside

diff --git a/binipstuff.pas b/binipstuff.pas
index a1433fc..078e761 100755
--- a/binipstuff.pas
+++ b/binipstuff.pas
@@ -86,12 +86,18 @@ type
 
 
 
-    {$ifdef ipv6}
+  {$ifdef ipv6}
     {$ifdef ver1_0}
       cuint16=word;
       cuint32=dword;
       sa_family_t=word;
-
+
      TInetSockAddr6 = packed record
+        sin6_family: word;
+        sin6_port: word;
+        sin6_flowinfo: uint32;
+        sin6_addr: tin6_addr;
+        sin6_scope_id: uint32;
+      end;
     {$endif}
   {$endif}
   TinetSockAddrv = packed record
@@ -146,6 +152,7 @@ procedure addipsoffamily(var l:tbiniplist;const l2:tbiniplist;family:integer);
 {deprecated}
 function longip(s:string):longint;
 
+function needconverttov4(const ip:tbinip):boolean;
 procedure converttov4(var ip:tbinip);
 
 function inaddrvtobinip(inaddrv:tinetsockaddrv):tbinip;
@@ -316,7 +323,7 @@ end;
 
 {
 IPv6 address binary to/from string conversion routines
-written by beware (steendijk at xs4all dot nl)
+written by beware
 
 - implementation does not depend on other ipv6 code such as the tin6_addr type,
   the parameter can also be untyped.
@@ -501,26 +508,41 @@ begin
   result := comparebinip(ip1,ip2);
 end;
 
-{converts a binary IP to v4 if it is a v6 IP in the v4 range}
-procedure converttov4(var ip:tbinip);
+function needconverttov4(const ip:tbinip):boolean;
 begin
   {$ifdef ipv6}
   if ip.family = AF_INET6 then begin
     if (ip.ip6.u6_addr32[0] = 0) and (ip.ip6.u6_addr32[1] = 0) and
     (ip.ip6.u6_addr16[4] = 0) and (ip.ip6.u6_addr16[5] = $ffff) then begin
-      ip.family := AF_INET;
-      ip.ip := ip.ip6.s6_addr32[3];
+      result := true;
+      exit;
     end;
   end;
   {$endif}
+
+  result := false;
+end;
+
+{converts a binary IP to v4 if it is a v6 IP in the v4 range}
+procedure converttov4(var ip:tbinip);
+begin
+  {$ifdef ipv6}
+  if needconverttov4(ip) then begin
+    ip.family := AF_INET;
+    ip.ip := ip.ip6.s6_addr32[3];
+  end;
+  {$endif}
 end;
 
 {-----------biniplist stuff--------------------------------------------------}
 
 const
   biniplist_prefix='bipl'#0;
-  biniplist_prefixlen=length(biniplist_prefix);
-
+  //fpc 1.0.x doesn't seem to like use of length function in a constant 
+  //definition
+  //biniplist_prefixlen=length(biniplist_prefix);
+
  biniplist_prefixlen=5;
+  
 function biniplist_new:tbiniplist;
 begin
   result := biniplist_prefix;