Replace boost by the standalone asio library

1 files changed, 350 insertions, 0 deletions

diff --git a/lib/asio/ip/impl/address_v6.ipp b/lib/asio/ip/impl/address_v6.ipp
new file mode 100644
index 0000000..36bd68c
--- /dev/null
+++ b/lib/asio/ip/impl/address_v6.ipp
@@ -0,0 +1,350 @@
+//
+// ip/impl/address_v6.ipp
+// ~~~~~~~~~~~~~~~~~~~~~~
+//
+// Copyright (c) 2003-2018 Christopher M. Kohlhoff (chris at kohlhoff dot com)
+//
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+//
+
+#ifndef ASIO_IP_IMPL_ADDRESS_V6_IPP
+#define ASIO_IP_IMPL_ADDRESS_V6_IPP
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1200)
+# pragma once
+#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
+
+#include "asio/detail/config.hpp"
+#include <cstring>
+#include <stdexcept>
+#include <typeinfo>
+#include "asio/detail/socket_ops.hpp"
+#include "asio/detail/throw_error.hpp"
+#include "asio/detail/throw_exception.hpp"
+#include "asio/error.hpp"
+#include "asio/ip/address_v6.hpp"
+#include "asio/ip/bad_address_cast.hpp"
+
+#include "asio/detail/push_options.hpp"
+
+namespace asio {
+namespace ip {
+
+address_v6::address_v6()
+  : addr_(),
+    scope_id_(0)
+{
+}
+
+address_v6::address_v6(const address_v6::bytes_type& bytes,
+    unsigned long scope)
+  : scope_id_(scope)
+{
+#if UCHAR_MAX > 0xFF
+  for (std::size_t i = 0; i < bytes.size(); ++i)
+  {
+    if (bytes[i] > 0xFF)
+    {
+      std::out_of_range ex("address_v6 from bytes_type");
+      asio::detail::throw_exception(ex);
+    }
+  }
+#endif // UCHAR_MAX > 0xFF
+
+  using namespace std; // For memcpy.
+  memcpy(addr_.s6_addr, bytes.data(), 16);
+}
+
+address_v6::address_v6(const address_v6& other)
+  : addr_(other.addr_),
+    scope_id_(other.scope_id_)
+{
+}
+
+#if defined(ASIO_HAS_MOVE)
+address_v6::address_v6(address_v6&& other)
+  : addr_(other.addr_),
+    scope_id_(other.scope_id_)
+{
+}
+#endif // defined(ASIO_HAS_MOVE)
+
+address_v6& address_v6::operator=(const address_v6& other)
+{
+  addr_ = other.addr_;
+  scope_id_ = other.scope_id_;
+  return *this;
+}
+
+#if defined(ASIO_HAS_MOVE)
+address_v6& address_v6::operator=(address_v6&& other)
+{
+  addr_ = other.addr_;
+  scope_id_ = other.scope_id_;
+  return *this;
+}
+#endif // defined(ASIO_HAS_MOVE)
+
+address_v6::bytes_type address_v6::to_bytes() const
+{
+  using namespace std; // For memcpy.
+  bytes_type bytes;
+#if defined(ASIO_HAS_STD_ARRAY)
+  memcpy(bytes.data(), addr_.s6_addr, 16);
+#else // defined(ASIO_HAS_STD_ARRAY)
+  memcpy(bytes.elems, addr_.s6_addr, 16);
+#endif // defined(ASIO_HAS_STD_ARRAY)
+  return bytes;
+}
+
+std::string address_v6::to_string() const
+{
+  asio::error_code ec;
+  char addr_str[asio::detail::max_addr_v6_str_len];
+  const char* addr =
+    asio::detail::socket_ops::inet_ntop(
+        ASIO_OS_DEF(AF_INET6), &addr_, addr_str,
+        asio::detail::max_addr_v6_str_len, scope_id_, ec);
+  if (addr == 0)
+    asio::detail::throw_error(ec);
+  return addr;
+}
+
+#if !defined(ASIO_NO_DEPRECATED)
+std::string address_v6::to_string(asio::error_code& ec) const
+{
+  char addr_str[asio::detail::max_addr_v6_str_len];
+  const char* addr =
+    asio::detail::socket_ops::inet_ntop(
+        ASIO_OS_DEF(AF_INET6), &addr_, addr_str,
+        asio::detail::max_addr_v6_str_len, scope_id_, ec);
+  if (addr == 0)
+    return std::string();
+  return addr;
+}
+
+address_v4 address_v6::to_v4() const
+{
+  if (!is_v4_mapped() && !is_v4_compatible())
+  {
+    bad_address_cast ex;
+    asio::detail::throw_exception(ex);
+  }
+
+  address_v4::bytes_type v4_bytes = { { addr_.s6_addr[12],
+    addr_.s6_addr[13], addr_.s6_addr[14], addr_.s6_addr[15] } };
+  return address_v4(v4_bytes);
+}
+#endif // !defined(ASIO_NO_DEPRECATED)
+
+bool address_v6::is_loopback() const
+{
+  return ((addr_.s6_addr[0] == 0) && (addr_.s6_addr[1] == 0)
+      && (addr_.s6_addr[2] == 0) && (addr_.s6_addr[3] == 0)
+      && (addr_.s6_addr[4] == 0) && (addr_.s6_addr[5] == 0)
+      && (addr_.s6_addr[6] == 0) && (addr_.s6_addr[7] == 0)
+      && (addr_.s6_addr[8] == 0) && (addr_.s6_addr[9] == 0)
+      && (addr_.s6_addr[10] == 0) && (addr_.s6_addr[11] == 0)
+      && (addr_.s6_addr[12] == 0) && (addr_.s6_addr[13] == 0)
+      && (addr_.s6_addr[14] == 0) && (addr_.s6_addr[15] == 1));
+}
+
+bool address_v6::is_unspecified() const
+{
+  return ((addr_.s6_addr[0] == 0) && (addr_.s6_addr[1] == 0)
+      && (addr_.s6_addr[2] == 0) && (addr_.s6_addr[3] == 0)
+      && (addr_.s6_addr[4] == 0) && (addr_.s6_addr[5] == 0)
+      && (addr_.s6_addr[6] == 0) && (addr_.s6_addr[7] == 0)
+      && (addr_.s6_addr[8] == 0) && (addr_.s6_addr[9] == 0)
+      && (addr_.s6_addr[10] == 0) && (addr_.s6_addr[11] == 0)
+      && (addr_.s6_addr[12] == 0) && (addr_.s6_addr[13] == 0)
+      && (addr_.s6_addr[14] == 0) && (addr_.s6_addr[15] == 0));
+}
+
+bool address_v6::is_link_local() const
+{
+  return ((addr_.s6_addr[0] == 0xfe) && ((addr_.s6_addr[1] & 0xc0) == 0x80));
+}
+
+bool address_v6::is_site_local() const
+{
+  return ((addr_.s6_addr[0] == 0xfe) && ((addr_.s6_addr[1] & 0xc0) == 0xc0));
+}
+
+bool address_v6::is_v4_mapped() const
+{
+  return ((addr_.s6_addr[0] == 0) && (addr_.s6_addr[1] == 0)
+      && (addr_.s6_addr[2] == 0) && (addr_.s6_addr[3] == 0)
+      && (addr_.s6_addr[4] == 0) && (addr_.s6_addr[5] == 0)
+      && (addr_.s6_addr[6] == 0) && (addr_.s6_addr[7] == 0)
+      && (addr_.s6_addr[8] == 0) && (addr_.s6_addr[9] == 0)
+      && (addr_.s6_addr[10] == 0xff) && (addr_.s6_addr[11] == 0xff));
+}
+
+#if !defined(ASIO_NO_DEPRECATED)
+bool address_v6::is_v4_compatible() const
+{
+  return ((addr_.s6_addr[0] == 0) && (addr_.s6_addr[1] == 0)
+      && (addr_.s6_addr[2] == 0) && (addr_.s6_addr[3] == 0)
+      && (addr_.s6_addr[4] == 0) && (addr_.s6_addr[5] == 0)
+      && (addr_.s6_addr[6] == 0) && (addr_.s6_addr[7] == 0)
+      && (addr_.s6_addr[8] == 0) && (addr_.s6_addr[9] == 0)
+      && (addr_.s6_addr[10] == 0) && (addr_.s6_addr[11] == 0)
+      && !((addr_.s6_addr[12] == 0)
+        && (addr_.s6_addr[13] == 0)
+        && (addr_.s6_addr[14] == 0)
+        && ((addr_.s6_addr[15] == 0) || (addr_.s6_addr[15] == 1))));
+}
+#endif // !defined(ASIO_NO_DEPRECATED)
+
+bool address_v6::is_multicast() const
+{
+  return (addr_.s6_addr[0] == 0xff);
+}
+
+bool address_v6::is_multicast_global() const
+{
+  return ((addr_.s6_addr[0] == 0xff) && ((addr_.s6_addr[1] & 0x0f) == 0x0e));
+}
+
+bool address_v6::is_multicast_link_local() const
+{
+  return ((addr_.s6_addr[0] == 0xff) && ((addr_.s6_addr[1] & 0x0f) == 0x02));
+}
+
+bool address_v6::is_multicast_node_local() const
+{
+  return ((addr_.s6_addr[0] == 0xff) && ((addr_.s6_addr[1] & 0x0f) == 0x01));
+}
+
+bool address_v6::is_multicast_org_local() const
+{
+  return ((addr_.s6_addr[0] == 0xff) && ((addr_.s6_addr[1] & 0x0f) == 0x08));
+}
+
+bool address_v6::is_multicast_site_local() const
+{
+  return ((addr_.s6_addr[0] == 0xff) && ((addr_.s6_addr[1] & 0x0f) == 0x05));
+}
+
+bool operator==(const address_v6& a1, const address_v6& a2)
+{
+  using namespace std; // For memcmp.
+  return memcmp(&a1.addr_, &a2.addr_,
+      sizeof(asio::detail::in6_addr_type)) == 0
+    && a1.scope_id_ == a2.scope_id_;
+}
+
+bool operator<(const address_v6& a1, const address_v6& a2)
+{
+  using namespace std; // For memcmp.
+  int memcmp_result = memcmp(&a1.addr_, &a2.addr_,
+      sizeof(asio::detail::in6_addr_type));
+  if (memcmp_result < 0)
+    return true;
+  if (memcmp_result > 0)
+    return false;
+  return a1.scope_id_ < a2.scope_id_;
+}
+
+address_v6 address_v6::loopback()
+{
+  address_v6 tmp;
+  tmp.addr_.s6_addr[15] = 1;
+  return tmp;
+}
+
+#if !defined(ASIO_NO_DEPRECATED)
+address_v6 address_v6::v4_mapped(const address_v4& addr)
+{
+  address_v4::bytes_type v4_bytes = addr.to_bytes();
+  bytes_type v6_bytes = { { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0xFF, 0xFF,
+    v4_bytes[0], v4_bytes[1], v4_bytes[2], v4_bytes[3] } };
+  return address_v6(v6_bytes);
+}
+
+address_v6 address_v6::v4_compatible(const address_v4& addr)
+{
+  address_v4::bytes_type v4_bytes = addr.to_bytes();
+  bytes_type v6_bytes = { { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+    v4_bytes[0], v4_bytes[1], v4_bytes[2], v4_bytes[3] } };
+  return address_v6(v6_bytes);
+}
+#endif // !defined(ASIO_NO_DEPRECATED)
+
+address_v6 make_address_v6(const char* str)
+{
+  asio::error_code ec;
+  address_v6 addr = make_address_v6(str, ec);
+  asio::detail::throw_error(ec);
+  return addr;
+}
+
+address_v6 make_address_v6(
+    const char* str, asio::error_code& ec)
+{
+  address_v6::bytes_type bytes;
+  unsigned long scope_id = 0;
+  if (asio::detail::socket_ops::inet_pton(
+        ASIO_OS_DEF(AF_INET6), str, &bytes[0], &scope_id, ec) <= 0)
+    return address_v6();
+  return address_v6(bytes, scope_id);
+}
+
+address_v6 make_address_v6(const std::string& str)
+{
+  return make_address_v6(str.c_str());
+}
+
+address_v6 make_address_v6(
+    const std::string& str, asio::error_code& ec)
+{
+  return make_address_v6(str.c_str(), ec);
+}
+
+#if defined(ASIO_HAS_STRING_VIEW)
+
+address_v6 make_address_v6(string_view str)
+{
+  return make_address_v6(static_cast<std::string>(str));
+}
+
+address_v6 make_address_v6(string_view str,
+    asio::error_code& ec)
+{
+  return make_address_v6(static_cast<std::string>(str), ec);
+}
+
+#endif // defined(ASIO_HAS_STRING_VIEW)
+
+address_v4 make_address_v4(
+    v4_mapped_t, const address_v6& v6_addr)
+{
+  if (!v6_addr.is_v4_mapped())
+  {
+    bad_address_cast ex;
+    asio::detail::throw_exception(ex);
+  }
+
+  address_v6::bytes_type v6_bytes = v6_addr.to_bytes();
+  address_v4::bytes_type v4_bytes = { { v6_bytes[12],
+    v6_bytes[13], v6_bytes[14], v6_bytes[15] } };
+  return address_v4(v4_bytes);
+}
+
+address_v6 make_address_v6(
+    v4_mapped_t, const address_v4& v4_addr)
+{
+  address_v4::bytes_type v4_bytes = v4_addr.to_bytes();
+  address_v6::bytes_type v6_bytes = { { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+    0xFF, 0xFF, v4_bytes[0], v4_bytes[1], v4_bytes[2], v4_bytes[3] } };
+  return address_v6(v6_bytes);
+}
+
+} // namespace ip
+} // namespace asio
+
+#include "asio/detail/pop_options.hpp"
+
+#endif // ASIO_IP_IMPL_ADDRESS_V6_IPP