diff options
Diffstat (limited to 'src/VBox/Main/src-server/HostDnsServiceResolvConf.cpp')
-rw-r--r-- | src/VBox/Main/src-server/HostDnsServiceResolvConf.cpp | 131 |
1 files changed, 131 insertions, 0 deletions
diff --git a/src/VBox/Main/src-server/HostDnsServiceResolvConf.cpp b/src/VBox/Main/src-server/HostDnsServiceResolvConf.cpp new file mode 100644 index 00000000..7d2f2b59 --- /dev/null +++ b/src/VBox/Main/src-server/HostDnsServiceResolvConf.cpp @@ -0,0 +1,131 @@ +/* $Id: HostDnsServiceResolvConf.cpp $ */ +/** @file + * Base class for Host DNS & Co services. + */ + +/* + * Copyright (C) 2014-2022 Oracle and/or its affiliates. + * + * This file is part of VirtualBox base platform packages, as + * available from https://www.virtualbox.org. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation, in version 3 of the + * License. + * + * 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; if not, see <https://www.gnu.org/licenses>. + * + * SPDX-License-Identifier: GPL-3.0-only + */ + +/* -*- indent-tabs-mode: nil; -*- */ +#include <VBox/com/string.h> +#include <VBox/com/ptr.h> + + +#ifdef RT_OS_OS2 +# include <sys/socket.h> +typedef int socklen_t; +#endif + +#include <stdio.h> +#include <sys/socket.h> +#include <netinet/in.h> +#include <arpa/inet.h> + + +#include <iprt/assert.h> +#include <iprt/errcore.h> +#include <iprt/file.h> +#include <iprt/critsect.h> + +#include <VBox/log.h> + +#include <iprt/sanitized/string> + +#include "HostDnsService.h" +#include "../../Devices/Network/slirp/resolv_conf_parser.h" + + +struct HostDnsServiceResolvConf::Data +{ + Data(const char *fileName) + : resolvConfFilename(fileName) + { + }; + + std::string resolvConfFilename; +}; + +HostDnsServiceResolvConf::~HostDnsServiceResolvConf() +{ + if (m) + { + delete m; + m = NULL; + } +} + +HRESULT HostDnsServiceResolvConf::init(HostDnsMonitorProxy *pProxy, const char *aResolvConfFileName) +{ + HRESULT hr = HostDnsServiceBase::init(pProxy); + AssertComRCReturn(hr, hr); + + m = new Data(aResolvConfFileName); + AssertPtrReturn(m, E_OUTOFMEMORY); + + return readResolvConf(); +} + +void HostDnsServiceResolvConf::uninit(void) +{ + if (m) + { + delete m; + m = NULL; + } + + HostDnsServiceBase::uninit(); +} + +const std::string& HostDnsServiceResolvConf::getResolvConf(void) const +{ + return m->resolvConfFilename; +} + +HRESULT HostDnsServiceResolvConf::readResolvConf(void) +{ + struct rcp_state st; + + st.rcps_flags = RCPSF_NO_STR2IPCONV; + int rc = rcp_parse(&st, m->resolvConfFilename.c_str()); + if (rc == -1) + return S_OK; + + HostDnsInformation info; + for (unsigned i = 0; i != st.rcps_num_nameserver; ++i) + { + AssertBreak(st.rcps_str_nameserver[i]); + info.servers.push_back(st.rcps_str_nameserver[i]); + } + + if (st.rcps_domain) + info.domain = st.rcps_domain; + + for (unsigned i = 0; i != st.rcps_num_searchlist; ++i) + { + AssertBreak(st.rcps_searchlist[i]); + info.searchList.push_back(st.rcps_searchlist[i]); + } + setInfo(info); + + return S_OK; +} + |