Support if_indextoname in the socket portability header
[folly.git] / folly / IPAddressV6.cpp
index 038a68f9b88661767487f25651395930cab53234..3490669dcbdd72db0cf2484c24e3e6708c045970 100644 (file)
 #include <folly/MacAddress.h>
 #include <folly/detail/IPAddressSource.h>
 
+#if !_WIN32
+#include <net/if.h>
+#else
+// Because of the massive pain that is libnl, this can't go into the socket
+// portability header as you can't include <linux/if.h> and <net/if.h> in
+// the same translation unit without getting errors -_-...
+#include <iphlpapi.h>
+#include <ntddndis.h>
+
+// Alias the max size of an interface name to what posix expects.
+#define IFNAMSIZ IF_NAMESIZE
+#endif
+
 using std::ostream;
 using std::string;
 
@@ -403,21 +416,36 @@ IPAddressV6 IPAddressV6::mask(size_t numBits) const {
 
 // public
 string IPAddressV6::str() const {
-  char buffer[INET6_ADDRSTRLEN] = {0};
-  sockaddr_in6 sock = toSockAddr();
-  if (!getnameinfo(
-        (sockaddr*)&sock, sizeof(sock),
-        buffer, INET6_ADDRSTRLEN,
-        nullptr, 0, NI_NUMERICHOST)) {
-    string ip(buffer);
-    return ip;
-  } else {
+  char buffer[INET6_ADDRSTRLEN + IFNAMSIZ + 1];
+
+  if (!inet_ntop(AF_INET6, toAddr().s6_addr, buffer, INET6_ADDRSTRLEN)) {
     throw IPAddressFormatException(to<std::string>(
         "Invalid address with hex ",
         "'",
         detail::Bytes::toHex(bytes(), 16),
-        "'"));
+        "'",
+        " with error ",
+        strerror(errno)));
   }
+
+  auto scopeId = getScopeId();
+  if (scopeId != 0) {
+    auto len = strlen(buffer);
+    buffer[len] = '%';
+    if (!if_indextoname(scopeId, buffer + len + 1)) {
+      throw IPAddressFormatException(to<std::string>(
+          "Invalid scope for address with hex ",
+          "'",
+          detail::Bytes::toHex(bytes(), 16),
+          "%",
+          scopeId,
+          "'",
+          " with error ",
+          strerror(errno)));
+    }
+  }
+
+  return string(buffer);
 }
 
 // public
@@ -460,8 +488,18 @@ const ByteArray16 IPAddressV6::fetchMask(size_t numBits) {
   if (numBits > bits) {
     throw IPAddressFormatException("IPv6 addresses are 128 bits.");
   }
-  // masks_ is backed by an array so is zero indexed
-  return masks_[numBits];
+  if (numBits == 0) {
+    return {{0}};
+  }
+  constexpr auto _0s = uint64_t(0);
+  constexpr auto _1s = ~_0s;
+  auto const fragment = Endian::big(_1s << ((128 - numBits) % 64));
+  auto const hi = numBits <= 64 ? fragment : _1s;
+  auto const lo = numBits <= 64 ? _0s : fragment;
+  uint64_t const parts[] = {hi, lo};
+  ByteArray16 arr;
+  std::memcpy(arr.data(), parts, sizeof(parts));
+  return arr;
 }
 
 // public static
@@ -479,525 +517,4 @@ bool IPAddressV6::inBinarySubnet(const std::array<uint8_t, 2> addr,
   auto masked = mask(numBits);
   return (std::memcmp(addr.data(), masked.bytes(), 2) == 0);
 }
-
-// static private
-const std::array<ByteArray16, 129> IPAddressV6::masks_ = {{
-/* /0   */ {{ 0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /1   */ {{ 0x80,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /2   */ {{ 0xc0,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /3   */ {{ 0xe0,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /4   */ {{ 0xf0,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /5   */ {{ 0xf8,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /6   */ {{ 0xfc,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /7   */ {{ 0xfe,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /8   */ {{ 0xff,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /9   */ {{ 0xff,0x80,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /10  */ {{ 0xff,0xc0,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /11  */ {{ 0xff,0xe0,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /12  */ {{ 0xff,0xf0,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /13  */ {{ 0xff,0xf8,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /14  */ {{ 0xff,0xfc,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /15  */ {{ 0xff,0xfe,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /16  */ {{ 0xff,0xff,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /17  */ {{ 0xff,0xff,0x80,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /18  */ {{ 0xff,0xff,0xc0,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /19  */ {{ 0xff,0xff,0xe0,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /20  */ {{ 0xff,0xff,0xf0,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /21  */ {{ 0xff,0xff,0xf8,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /22  */ {{ 0xff,0xff,0xfc,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /23  */ {{ 0xff,0xff,0xfe,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /24  */ {{ 0xff,0xff,0xff,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /25  */ {{ 0xff,0xff,0xff,0x80,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /26  */ {{ 0xff,0xff,0xff,0xc0,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /27  */ {{ 0xff,0xff,0xff,0xe0,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /28  */ {{ 0xff,0xff,0xff,0xf0,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /29  */ {{ 0xff,0xff,0xff,0xf8,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /30  */ {{ 0xff,0xff,0xff,0xfc,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /31  */ {{ 0xff,0xff,0xff,0xfe,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /32  */ {{ 0xff,0xff,0xff,0xff,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /33  */ {{ 0xff,0xff,0xff,0xff,
-             0x80,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /34  */ {{ 0xff,0xff,0xff,0xff,
-             0xc0,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /35  */ {{ 0xff,0xff,0xff,0xff,
-             0xe0,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /36  */ {{ 0xff,0xff,0xff,0xff,
-             0xf0,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /37  */ {{ 0xff,0xff,0xff,0xff,
-             0xf8,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /38  */ {{ 0xff,0xff,0xff,0xff,
-             0xfc,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /39  */ {{ 0xff,0xff,0xff,0xff,
-             0xfe,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /40  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /41  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0x80,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /42  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xc0,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /43  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xe0,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /44  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xf0,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /45  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xf8,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /46  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xfc,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /47  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xfe,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /48  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0x00,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /49  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0x80,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /50  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xc0,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /51  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xe0,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /52  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xf0,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /53  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xf8,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /54  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xfc,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /55  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xfe,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /56  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0x00,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /57  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0x80,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /58  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xc0,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /59  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xe0,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /60  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xf0,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /61  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xf8,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /62  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xfc,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /63  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xfe,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /64  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0x00,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /65  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0x80,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /66  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xc0,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /67  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xe0,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /68  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xf0,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /69  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xf8,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /70  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xfc,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /71  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xfe,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /72  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0x00,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /73  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0x80,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /74  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xc0,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /75  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xe0,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /76  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xf0,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /77  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xf8,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /78  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xfc,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /79  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xfe,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /80  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0x00,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /81  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0x80,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /82  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xc0,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /83  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xe0,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /84  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xf0,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /85  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xf8,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /86  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xfc,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /87  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xfe,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /88  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0x00,
-             0x00,0x00,0x00,0x00 }},
-/* /89  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0x80,
-             0x00,0x00,0x00,0x00 }},
-/* /90  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xc0,
-             0x00,0x00,0x00,0x00 }},
-/* /91  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xe0,
-             0x00,0x00,0x00,0x00 }},
-/* /92  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xf0,
-             0x00,0x00,0x00,0x00 }},
-/* /93  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xf8,
-             0x00,0x00,0x00,0x00 }},
-/* /94  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xfc,
-             0x00,0x00,0x00,0x00 }},
-/* /95  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xfe,
-             0x00,0x00,0x00,0x00 }},
-/* /96  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0x00,0x00,0x00,0x00 }},
-/* /97  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0x80,0x00,0x00,0x00 }},
-/* /98  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xc0,0x00,0x00,0x00 }},
-/* /99  */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xe0,0x00,0x00,0x00 }},
-/* /100 */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xf0,0x00,0x00,0x00 }},
-/* /101 */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xf8,0x00,0x00,0x00 }},
-/* /102 */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xfc,0x00,0x00,0x00 }},
-/* /103 */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xfe,0x00,0x00,0x00 }},
-/* /104 */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0x00,0x00,0x00 }},
-/* /105 */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0x80,0x00,0x00 }},
-/* /106 */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xc0,0x00,0x00 }},
-/* /107 */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xe0,0x00,0x00 }},
-/* /108 */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xf0,0x00,0x00 }},
-/* /109 */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xf8,0x00,0x00 }},
-/* /110 */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xfc,0x00,0x00 }},
-/* /111 */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xfe,0x00,0x00 }},
-/* /112 */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0x00,0x00 }},
-/* /113 */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0x80,0x00 }},
-/* /114 */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xc0,0x00 }},
-/* /115 */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xe0,0x00 }},
-/* /116 */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xf0,0x00 }},
-/* /117 */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xf8,0x00 }},
-/* /118 */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xfc,0x00 }},
-/* /119 */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xfe,0x00 }},
-/* /120 */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0x00 }},
-/* /121 */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0x80 }},
-/* /122 */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xc0 }},
-/* /123 */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xe0 }},
-/* /124 */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xf0 }},
-/* /125 */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xf8 }},
-/* /126 */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xfc }},
-/* /127 */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xfe }},
-/* /128 */ {{ 0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff,
-             0xff,0xff,0xff,0xff }},
-}};
-
 } // folly