Merge commit '86cc97e55fe346502462284d2e636a2b3708163e' as 'Sources/OpenVPN3'

2026-04-24 00:00:05 +08:00 · 2020-02-24 14:43:11 +03:00
parent 133b3756e6 86cc97e55f
commit 32f1555929
655 changed files with 146468 additions and 0 deletions
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+//    OpenVPN -- An application to securely tunnel IP networks
+//               over a single port, with support for SSL/TLS-based
+//               session authentication and key exchange,
+//               packet encryption, packet authentication, and
+//               packet compression.
+//
+//    Copyright (C) 2012-2017 OpenVPN Inc.
+//
+//    This program is free software: you can redistribute it and/or modify
+//    it under the terms of the GNU Affero General Public License Version 3
+//    as published by the Free Software Foundation.
+//
+//    This program is distributed in the hope that it will be useful,
+//    but WITHOUT ANY WARRANTY; without even the implied warranty of
+//    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+//    GNU Affero General Public License for more details.
+//
+//    You should have received a copy of the GNU Affero General Public License
+//    along with this program in the COPYING file.
+//    If not, see <http://www.gnu.org/licenses/>.
+
+// These objects are primary concerned with generating the Peer Info on the
+// client side before transmission to server.  For the reverse case (parsing
+// the Peer Info on the server) we normally use an OptionList.
+
+#ifndef OPENVPN_SSL_PEERINFO_H
+#define OPENVPN_SSL_PEERINFO_H
+
+#include <string>
+#include <vector>
+
+#include <openvpn/common/rc.hpp>
+#include <openvpn/common/string.hpp>
+#include <openvpn/common/split.hpp>
+#include <openvpn/common/unicode.hpp>
+
+namespace openvpn {
+  namespace PeerInfo {
+
+    OPENVPN_EXCEPTION(peer_info_error);
+
+    struct KeyValue
+    {
+      KeyValue(const std::string& key_arg, const std::string& value_arg)
+	: key(key_arg),
+	  value(value_arg)
+      {
+      }
+
+      std::string key;
+      std::string value;
+
+      std::string to_string() const
+      {
+	return key + '=' + value;
+      }
+    };
+
+    struct Set : public std::vector<KeyValue>, public RCCopyable<thread_unsafe_refcount>
+    {
+      typedef RCPtr<Set> Ptr;
+
+      template <typename SET>
+      static Ptr new_from_foreign_set(const SET& other)
+      {
+	Ptr sp = new Set();
+	for (const auto &kv : other)
+	  sp->emplace_back(kv.key, kv.value);
+	return sp;
+      }
+
+      template <typename SET>
+      void append_foreign_set_ptr(const SET* other)
+      {
+	if (other)
+	  for (const auto &kv : *other)
+	    emplace_back(kv.key, kv.value);
+      }
+
+      template <typename SET>
+      void append_foreign_set_ref(const SET& other)
+      {
+	for (const auto &kv : other)
+	  emplace_back(kv.key, kv.value);
+      }
+
+      Ptr copy() const
+      {
+	return new Set(*this);
+      }
+
+      // Parse src in the form K1=V1,K2=V2,...
+      template <typename SET>
+      static void parse_csv(const std::string& src, SET& dest)
+      {
+	if (!string::is_empty(src))
+	  {
+	    if (string::is_multiline(src))
+	      OPENVPN_THROW(peer_info_error, "key/value list must be a single line: " << Unicode::utf8_printable(src, 256));
+	    const auto list = Split::by_char<std::vector<std::string>, StandardLex, Split::NullLimit>(src, ',', Split::TRIM_LEADING_SPACES|Split::TRIM_SPECIAL);
+	    for (const auto &kvstr : list)
+	      {
+		const auto kv = Split::by_char<std::vector<std::string>, StandardLex, Split::NullLimit>(kvstr, '=', 0, 1);
+		if (kv.size() == 2)
+		  dest.emplace_back(kv[0], kv[1]);
+		else
+		  OPENVPN_THROW(peer_info_error, "key/value must be in the form K=V, not: " << Unicode::utf8_printable(kvstr, 256));
+	      }
+	  }
+      }
+
+      std::string to_string() const
+      {
+	std::string ret;
+	ret.reserve(256);
+	for (const auto &kv : *this)
+	  {
+	    ret += kv.to_string();
+	    ret += '\n';
+	  }
+	return ret;
+      }
+    };
+
+  }
+}
+
+#endif