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Diffstat (limited to 'src/anyctrOptions.cpp')
| -rw-r--r-- | src/anyctrOptions.cpp | 339 |
1 files changed, 339 insertions, 0 deletions
diff --git a/src/anyctrOptions.cpp b/src/anyctrOptions.cpp new file mode 100644 index 0000000..3c770bc --- /dev/null +++ b/src/anyctrOptions.cpp @@ -0,0 +1,339 @@ +/* + * anytun + * + * The secure anycast tunneling protocol (satp) defines a protocol used + * for communication between any combination of unicast and anycast + * tunnel endpoints. It has less protocol overhead than IPSec in Tunnel + * mode and allows tunneling of every ETHER TYPE protocol (e.g. + * ethernet, ip, arp ...). satp directly includes cryptography and + * message authentication based on the methodes used by SRTP. It is + * intended to deliver a generic, scaleable and secure solution for + * tunneling and relaying of packets of any protocol. + * + * + * Copyright (C) 2007 anytun.org <satp@wirdorange.org> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 + * 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 General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program (see the file COPYING included with this + * distribution); if not, write to the Free Software Foundation, Inc., + * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#include <iostream> +#include <queue> +#include <string> +#include <sstream> + +#include "datatypes.h" +#include "anyctrOptions.h" + +Options* Options::inst = NULL; +Mutex Options::instMutex; +Options& gOpt = Options::instance(); + +Options& Options::instance() +{ + Lock lock(instMutex); + static instanceCleaner c; + if(!inst) + inst = new Options(); + + return *inst; +} + +Options::Options() : key_(u_int32_t(0)), salt_(u_int32_t(0)) +{ + progname_ = "anytun-config"; + remote_addr_ = ""; + remote_port_ = 4444; + ifconfig_param_remote_netmask_ = "255.255.255.0"; + seq_window_size_ = 100; + kd_prf_ = "aes-ctr"; + mux_ = 0; + network_prefix_length_ = 32; +} + +Options::~Options() +{ +} + +#define PARSE_BOOL_PARAM(SHORT, LONG, VALUE) \ + else if(str == SHORT || str == LONG) \ + VALUE = true; + +#define PARSE_INVERSE_BOOL_PARAM(SHORT, LONG, VALUE) \ + else if(str == SHORT || str == LONG) \ + VALUE = false; + +#define PARSE_SCALAR_PARAM(SHORT, LONG, VALUE) \ + else if(str == SHORT || str == LONG) \ + { \ + if(argc < 1 || argv[i+1][0] == '-') \ + return false; \ + std::stringstream tmp; \ + tmp << argv[i+1]; \ + tmp >> VALUE; \ + argc--; \ + i++; \ + } + +#define PARSE_SCALAR_PARAM2(SHORT, LONG, VALUE1, VALUE2) \ + else if(str == SHORT || str == LONG) \ + { \ + if(argc < 2 || \ + argv[i+1][0] == '-' || argv[i+2][0] == '-') \ + return false; \ + std::stringstream tmp; \ + tmp << argv[i+1] << " " << argv[i+2]; \ + tmp >> VALUE1; \ + tmp >> VALUE2; \ + argc-=2; \ + i+=2; \ + } + +#define PARSE_HEXSTRING_PARAM_SEC(SHORT, LONG, VALUE) \ + else if(str == SHORT || str == LONG) \ + { \ + if(argc < 1 || argv[i+1][0] == '-') \ + return false; \ + VALUE = Buffer(std::string(argv[i+1])); \ + for(size_t j=0; j < strlen(argv[i+1]); ++j) \ + argv[i+1][j] = '#'; \ + argc--; \ + i++; \ + } + +#define PARSE_CSLIST_PARAM(SHORT, LONG, LIST) \ + else if(str == SHORT || str == LONG) \ + { \ + if(argc < 1 || argv[i+1][0] == '-') \ + return false; \ + std::stringstream tmp(argv[i+1]); \ + while (tmp.good()) \ + { \ + std::string tmp_line; \ + getline(tmp,tmp_line,','); \ + LIST.push(tmp_line); \ + } \ + argc--; \ + i++; \ + } + +bool Options::parse(int argc, char* argv[]) +{ + Lock lock(mutex); + + progname_ = argv[0]; + argc--; + std::queue<std::string> host_port_queue; + for(int i=1; argc > 0; ++i) + { + std::string str(argv[i]); + argc--; + + if(str == "-h" || str == "--help") + return false; + PARSE_SCALAR_PARAM("-r","--remote-host", remote_addr_) + PARSE_SCALAR_PARAM("-o","--remote-port", remote_port_) + PARSE_SCALAR_PARAM("-n","--prefix", ifconfig_param_remote_netmask_) + PARSE_SCALAR_PARAM("-w","--window-size", seq_window_size_) + PARSE_SCALAR_PARAM("-m","--mux", mux_) + PARSE_SCALAR_PARAM("-l","--prefix-len", network_prefix_length_) + PARSE_HEXSTRING_PARAM_SEC("-K","--key", key_) + PARSE_HEXSTRING_PARAM_SEC("-A","--salt", salt_) + PARSE_SCALAR_PARAM("-k","--kd-prf", kd_prf_) + else + return false; + } + + while(!host_port_queue.empty()) + { + std::stringstream tmp_stream(host_port_queue.front()); + OptionConnectTo oct; + getline(tmp_stream,oct.host,':'); + if(!tmp_stream.good()) + return false; + tmp_stream >> oct.port; + host_port_queue.pop(); + connect_to_.push_back(oct); + } + return true; +} + +void Options::printUsage() +{ + std::cout << "USAGE:" << std::endl; + std::cout << "anytun-config" << std::endl; + std::cout << " [-h|--help] prints this..." << std::endl; + std::cout << " [-r|--remote-host] <hostname|ip> remote host" << std::endl; + std::cout << " [-o|--remote-port] <port> remote port" << std::endl; + std::cout << " [-n|--prefix] <remote net> remote subnet for route" << std::endl; + std::cout << " [-w|--window-size] <window size> seqence number window size" << std::endl; + std::cout << " [-m|--mux] <mux-id> the multiplex id to use" << std::endl; + std::cout << " [-l|--prefix-len] <prefix length> network prefix length" << std::endl; + std::cout << " [-K|--key] <master key> master key to use for encryption" << std::endl; + std::cout << " [-A|--salt] <master salt> master salt to use for encryption" << std::endl; + std::cout << " [-k|--kd-prf] <kd-prf type> key derivation pseudo random function" << std::endl; +} + +void Options::printOptions() +{ + Lock lock(mutex); + std::cout << "Options:" << std::endl; + std::cout << "remote_addr='" << remote_addr_ << "'" << std::endl; + std::cout << "remote_port='" << remote_port_ << "'" << std::endl; + std::cout << "ifconfig_param_local='" << ifconfig_param_local_ << "'" << std::endl; + std::cout << "ifconfig_param_remote_netmask='" << ifconfig_param_remote_netmask_ << "'" << std::endl; + std::cout << "seq_window_size='" << seq_window_size_ << "'" << std::endl; + std::cout << "mux_id='" << mux_ << "'" << std::endl; + std::cout << "network_prefix_length='" << network_prefix_length_ << "'" << std::endl; + std::cout << "key=" << key_.getHexDumpOneLine() << std::endl; + std::cout << "salt=" << salt_.getHexDumpOneLine() << std::endl; + std::cout << "kd_prf='" << kd_prf_ << "'" << std::endl; +} + +std::string Options::getProgname() +{ + Lock lock(mutex); + return progname_; +} + + +Options& Options::setProgname(std::string p) +{ + Lock lock(mutex); + progname_ = p; + return *this; +} + + +std::string Options::getRemoteAddr() +{ + Lock lock(mutex); + return remote_addr_; +} + +Options& Options::setRemoteAddr(std::string r) +{ + Lock lock(mutex); + remote_addr_ = r; + return *this; +} + +u_int16_t Options::getRemotePort() +{ + return remote_port_; +} + +Options& Options::setRemotePort(u_int16_t r) +{ + remote_port_ = r; + return *this; +} + +Options& Options::setRemoteAddrPort(std::string addr, u_int16_t port) +{ + Lock lock(mutex); + remote_addr_ = addr; + remote_port_ = port; + return *this; +} + +std::string Options::getIfconfigParamRemoteNetmask() +{ + Lock lock(mutex); + return ifconfig_param_remote_netmask_; +} + +Options& Options::setIfconfigParamRemoteNetmask(std::string i) +{ + Lock lock(mutex); + ifconfig_param_remote_netmask_ = i; + return *this; +} + +window_size_t Options::getSeqWindowSize() +{ + return seq_window_size_; +} + +Options& Options::setSeqWindowSize(window_size_t s) +{ + seq_window_size_ = s; + return *this; +} + + +std::string Options::getKdPrf() +{ + Lock lock(mutex); + return kd_prf_; +} + +Options& Options::setKdPrf(std::string k) +{ + Lock lock(mutex); + kd_prf_ = k; + return *this; +} + +u_int16_t Options::getMux() +{ + Lock lock(mutex); + return mux_; +} + +Options& Options::setMux(u_int16_t m) +{ + Lock lock(mutex); + mux_ = m; + return *this; +} + +u_int16_t Options::getNetworkPrefixLength() +{ + Lock lock(mutex); + return network_prefix_length_; +} + +Options& Options::setNetworkPrefixLength(u_int16_t l) +{ + Lock lock(mutex); + network_prefix_length_ = l; + return *this; +} + +Buffer Options::getKey() +{ + Lock lock(mutex); + return key_; +} + +Options& Options::setKey(std::string k) +{ + Lock lock(mutex); + key_ = k; + return *this; +} + +Buffer Options::getSalt() +{ + Lock lock(mutex); + return salt_; +} + +Options& Options::setSalt(std::string s) +{ + Lock lock(mutex); + salt_ = s; + return *this; +} |