First functional DNSSEC - highly alpha.

src/util.c

@@ -109,10 +109,10 @@ static int check_name(char *in)
   
   if (in[l-1] == '.')
     {
-      if (l == 1) return 0;
       in[l-1] = 0;
+      nowhite = 1;
     }
-  
+
   for (; (c = *in); in++)
     {
       if (c == '.')
@@ -482,6 +482,66 @@ int parse_hex(char *in, unsigned char *out, int maxlen,
   return i;
 }
 
+#ifdef HAVE_DNSSEC
+static int charval(char c)
+{
+  if (c >= 'A' && c <= 'Z')
+    return c - 'A';
+  
+  if (c >= 'a' && c <= 'z')
+    return c - 'a' + 26;
+
+  if (c >= '0' && c <= '9')
+    return c - '0' + 52;
+
+  if (c == '+')
+    return 62;
+  
+  if (c == '/')
+    return 63;
+
+  if (c == '=')
+    return -1;
+
+  return -2;
+}
+
+int parse_base64(char *in, char *out)
+{
+  char *p = out;
+  int i, val[4];
+
+  while (*in)
+    {
+      for (i = 0; i < 4; i++)
+	{ 
+	  while (*in == ' ') 
+	    in++;
+	  if (*in == 0)
+	    return -1;
+	  if ((val[i] = charval(*in++)) == -2)
+	    return -1;
+	}
+          
+      while (*in == ' ') 
+	in++;
+      
+      if (val[1] == -1)
+	return -1; /* too much padding */
+      
+      *p++ = (val[0] << 2) | (val[1] >> 4);
+      
+      if (val[2] != -1)
+	*p++ = (val[1] << 4) | ( val[2] >> 2);
+
+      if (val[3] != -1)
+	*p++ = (val[2] << 6) | val[3];
+    }
+
+  return p - out;
+}
+#endif
+
 /* return 0 for no match, or (no matched octets) + 1 */
 int memcmp_masked(unsigned char *a, unsigned char *b, int len, unsigned int mask)
 {