removed redundant, and no longer valid, email address (another one)

[lcore.git] / binipstuff.pas

diff --git a/binipstuff.pas b/binipstuff.pas
index 0c23533a51183cf441cce26f9bbdc1e016538b4d..078e761f5751c29e87f93e8a1353d09068684947 100755 (executable)
--- a/binipstuff.pas
+++ b/binipstuff.pas
@@ -86,12 +86,18 @@ type
 \r
 \r
 \r
 \r
 \r
 \r

-    {$ifdef ipv6}\r
+  {$ifdef ipv6}\r

     {$ifdef ver1_0}\r
       cuint16=word;\r
       cuint32=dword;\r
       sa_family_t=word;\r
     {$ifdef ver1_0}\r
       cuint16=word;\r
       cuint32=dword;\r
       sa_family_t=word;\r

-\r
+\r      TInetSockAddr6 = packed record\r
+        sin6_family: word;\r
+        sin6_port: word;\r
+        sin6_flowinfo: uint32;\r
+        sin6_addr: tin6_addr;\r
+        sin6_scope_id: uint32;\r
+      end;\r

     {$endif}\r
   {$endif}\r
   TinetSockAddrv = packed record\r
     {$endif}\r
   {$endif}\r
   TinetSockAddrv = packed record\r


@@ -124,6 +130,7 @@ procedure biniplist_setcount(var l:tbiniplist;newlen:integer);
 procedure biniplist_free(var l:tbiniplist);\r
 procedure biniplist_addlist(var l:tbiniplist;const l2:tbiniplist);\r
 function biniplist_tostr(const l:tbiniplist):string;\r
 procedure biniplist_free(var l:tbiniplist);\r
 procedure biniplist_addlist(var l:tbiniplist;const l2:tbiniplist);\r
 function biniplist_tostr(const l:tbiniplist):string;\r

+function isbiniplist(const l:tbiniplist):boolean;\r

 \r
 function htons(w:word):word;\r
 function htonl(i:uint32):uint32;\r
 \r
 function htons(w:word):word;\r
 function htonl(i:uint32):uint32;\r


@@ -140,9 +147,12 @@ function comparebinip(const ip1,ip2:tbinip):boolean;
 procedure maskbits(var binip:tbinip;bits:integer);\r
 function comparebinipmask(ip1,ip2:tbinip;bits:integer):boolean;\r
 \r
 procedure maskbits(var binip:tbinip;bits:integer);\r
 function comparebinipmask(ip1,ip2:tbinip;bits:integer):boolean;\r
 \r

+procedure addipsoffamily(var l:tbiniplist;const l2:tbiniplist;family:integer);\r
+\r

 {deprecated}\r
 function longip(s:string):longint;\r
 \r
 {deprecated}\r
 function longip(s:string):longint;\r
 \r

+function needconverttov4(const ip:tbinip):boolean;\r

 procedure converttov4(var ip:tbinip);\r
 \r
 function inaddrvtobinip(inaddrv:tinetsockaddrv):tbinip;\r
 procedure converttov4(var ip:tbinip);\r
 \r
 function inaddrvtobinip(inaddrv:tinetsockaddrv):tbinip;\r


@@ -313,7 +323,7 @@ end;
 \r
 {\r
 IPv6 address binary to/from string conversion routines\r
 \r
 {\r
 IPv6 address binary to/from string conversion routines\r

-written by beware (steendijk at xs4all dot nl)\r
+written by beware\r

 \r
 - implementation does not depend on other ipv6 code such as the tin6_addr type,\r
   the parameter can also be untyped.\r
 \r
 - implementation does not depend on other ipv6 code such as the tin6_addr type,\r
   the parameter can also be untyped.\r


@@ -498,25 +508,44 @@ begin
   result := comparebinip(ip1,ip2);\r
 end;\r
 \r
   result := comparebinip(ip1,ip2);\r
 end;\r
 \r

-{converts a binary IP to v4 if it is a v6 IP in the v4 range}\r
-procedure converttov4(var ip:tbinip);\r
+function needconverttov4(const ip:tbinip):boolean;\r

 begin\r
   {$ifdef ipv6}\r
   if ip.family = AF_INET6 then begin\r
     if (ip.ip6.u6_addr32[0] = 0) and (ip.ip6.u6_addr32[1] = 0) and\r
     (ip.ip6.u6_addr16[4] = 0) and (ip.ip6.u6_addr16[5] = $ffff) then begin\r
 begin\r
   {$ifdef ipv6}\r
   if ip.family = AF_INET6 then begin\r
     if (ip.ip6.u6_addr32[0] = 0) and (ip.ip6.u6_addr32[1] = 0) and\r
     (ip.ip6.u6_addr16[4] = 0) and (ip.ip6.u6_addr16[5] = $ffff) then begin\r

-      ip.family := AF_INET;\r
-      ip.ip := ip.ip6.s6_addr32[3];\r
+      result := true;\r
+      exit;\r

     end;\r
   end;\r
   {$endif}\r
     end;\r
   end;\r
   {$endif}\r

+\r
+  result := false;\r

 end;\r
 \r
 end;\r
 \r

-{------------------------------------------------------------------------------}\r
+{converts a binary IP to v4 if it is a v6 IP in the v4 range}\r
+procedure converttov4(var ip:tbinip);\r
+begin\r
+  {$ifdef ipv6}\r
+  if needconverttov4(ip) then begin\r
+    ip.family := AF_INET;\r
+    ip.ip := ip.ip6.s6_addr32[3];\r
+  end;\r
+  {$endif}\r
+end;\r
+\r
+{-----------biniplist stuff--------------------------------------------------}\r

 \r
 \r

+const\r
+  biniplist_prefix='bipl'#0;\r
+  //fpc 1.0.x doesn't seem to like use of length function in a constant \r
+  //definition\r
+  //biniplist_prefixlen=length(biniplist_prefix);\r
+\r  biniplist_prefixlen=5;\r
+  \r

 function biniplist_new:tbiniplist;\r
 begin\r
 function biniplist_new:tbiniplist;\r
 begin\r

-  result := '';\r
+  result := biniplist_prefix;\r

 end;\r
 \r
 procedure biniplist_add(var l:tbiniplist;ip:tbinip);\r
 end;\r
 \r
 procedure biniplist_add(var l:tbiniplist;ip:tbinip);\r


@@ -530,7 +559,7 @@ end;
 \r
 function biniplist_getcount(const l:tbiniplist):integer;\r
 begin\r
 \r
 function biniplist_getcount(const l:tbiniplist):integer;\r
 begin\r

-  result := length(l) div sizeof(tbinip);\r
+  result := (length(l)-biniplist_prefixlen) div sizeof(tbinip);\r

 end;\r
 \r
 function biniplist_get(const l:tbiniplist;index:integer):tbinip;\r
 end;\r
 \r
 function biniplist_get(const l:tbiniplist;index:integer):tbinip;\r


@@ -539,18 +568,18 @@ begin
     fillchar(result,sizeof(result),0);\r
     exit;\r
   end;\r
     fillchar(result,sizeof(result),0);\r
     exit;\r
   end;\r

-  move(l[index*sizeof(tbinip)+1],result,sizeof(result));\r
+  move(l[index*sizeof(tbinip)+1+biniplist_prefixlen],result,sizeof(result));\r

 end;\r
 \r
 procedure biniplist_set(var l:tbiniplist;index:integer;ip:tbinip);\r
 begin\r
   uniquestring(l);\r
 end;\r
 \r
 procedure biniplist_set(var l:tbiniplist;index:integer;ip:tbinip);\r
 begin\r
   uniquestring(l);\r

-  move(ip,l[index*sizeof(tbinip)+1],sizeof(ip));\r
+  move(ip,l[index*sizeof(tbinip)+1+biniplist_prefixlen],sizeof(ip));\r

 end;\r
 \r
 procedure biniplist_setcount(var l:tbiniplist;newlen:integer);\r
 begin\r
 end;\r
 \r
 procedure biniplist_setcount(var l:tbiniplist;newlen:integer);\r
 begin\r

-  setlength(l,sizeof(tbinip)*newlen);\r
+  setlength(l,(sizeof(tbinip)*newlen)+biniplist_prefixlen);\r

 end;\r
 \r
 procedure biniplist_free(var l:tbiniplist);\r
 end;\r
 \r
 procedure biniplist_free(var l:tbiniplist);\r


@@ -560,7 +589,7 @@ end;
 \r
 procedure biniplist_addlist;\r
 begin\r
 \r
 procedure biniplist_addlist;\r
 begin\r

-  l := l + l2;\r
+  l := l + copy(l2,biniplist_prefixlen+1,maxlongint);\r

 end;\r
 \r
 function biniplist_tostr(const l:tbiniplist):string;\r
 end;\r
 \r
 function biniplist_tostr(const l:tbiniplist):string;\r


@@ -575,4 +604,29 @@ begin
   result := result + ')';\r
 end;\r
 \r
   result := result + ')';\r
 end;\r
 \r

+function isbiniplist(const l:tbiniplist):boolean;\r
+var\r
+  i : integer;\r
+begin\r
+  for i := 1 to biniplist_prefixlen do begin\r
+    if biniplist_prefix[i] <> l[i] then begin\r
+      result := false;\r
+      exit;\r
+    end;\r
+  end;\r
+  result := true;\r
+end;\r
+\r
+procedure addipsoffamily(var l:tbiniplist;const l2:tbiniplist;family:integer);\r
+var\r
+  a:integer;\r
+  biniptemp:tbinip;\r
+begin\r
+  for a := biniplist_getcount(l2)-1 downto 0 do begin\r
+    biniptemp := biniplist_get(l2,a);\r
+    if (biniptemp.family = family) then biniplist_add(l,biniptemp);\r
+  end;\r
+end;\r
+\r
+\r

 end.\r
 end.\r