VirtualBox

source: vbox/trunk/src/VBox/Main/src-server/HostDnsServiceResolvConf.cpp@ 94722

Last change on this file since 94722 was 93115, checked in by vboxsync, 3 years ago

scm --update-copyright-year

  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
File size: 2.6 KB
Line 
1/* $Id: HostDnsServiceResolvConf.cpp 93115 2022-01-01 11:31:46Z vboxsync $ */
2/** @file
3 * Base class for Host DNS & Co services.
4 */
5
6/*
7 * Copyright (C) 2014-2022 Oracle Corporation
8 *
9 * This file is part of VirtualBox Open Source Edition (OSE), as
10 * available from http://www.virtualbox.org. This file is free software;
11 * you can redistribute it and/or modify it under the terms of the GNU
12 * General Public License (GPL) as published by the Free Software
13 * Foundation, in version 2 as it comes in the "COPYING" file of the
14 * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15 * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16 */
17
18/* -*- indent-tabs-mode: nil; -*- */
19#include <VBox/com/string.h>
20#include <VBox/com/ptr.h>
21
22
23#ifdef RT_OS_OS2
24# include <sys/socket.h>
25typedef int socklen_t;
26#endif
27
28#include <stdio.h>
29#include <sys/socket.h>
30#include <netinet/in.h>
31#include <arpa/inet.h>
32
33
34#include <iprt/assert.h>
35#include <iprt/errcore.h>
36#include <iprt/file.h>
37#include <iprt/critsect.h>
38
39#include <VBox/log.h>
40
41#include <iprt/sanitized/string>
42
43#include "HostDnsService.h"
44#include "../../Devices/Network/slirp/resolv_conf_parser.h"
45
46
47struct HostDnsServiceResolvConf::Data
48{
49 Data(const char *fileName)
50 : resolvConfFilename(fileName)
51 {
52 };
53
54 std::string resolvConfFilename;
55};
56
57HostDnsServiceResolvConf::~HostDnsServiceResolvConf()
58{
59 if (m)
60 {
61 delete m;
62 m = NULL;
63 }
64}
65
66HRESULT HostDnsServiceResolvConf::init(HostDnsMonitorProxy *pProxy, const char *aResolvConfFileName)
67{
68 HRESULT hr = HostDnsServiceBase::init(pProxy);
69 AssertComRCReturn(hr, hr);
70
71 m = new Data(aResolvConfFileName);
72 AssertPtrReturn(m, E_OUTOFMEMORY);
73
74 return readResolvConf();
75}
76
77void HostDnsServiceResolvConf::uninit(void)
78{
79 if (m)
80 {
81 delete m;
82 m = NULL;
83 }
84
85 HostDnsServiceBase::uninit();
86}
87
88const std::string& HostDnsServiceResolvConf::getResolvConf(void) const
89{
90 return m->resolvConfFilename;
91}
92
93HRESULT HostDnsServiceResolvConf::readResolvConf(void)
94{
95 struct rcp_state st;
96
97 st.rcps_flags = RCPSF_NO_STR2IPCONV;
98 int rc = rcp_parse(&st, m->resolvConfFilename.c_str());
99 if (rc == -1)
100 return S_OK;
101
102 HostDnsInformation info;
103 for (unsigned i = 0; i != st.rcps_num_nameserver; ++i)
104 {
105 AssertBreak(st.rcps_str_nameserver[i]);
106 info.servers.push_back(st.rcps_str_nameserver[i]);
107 }
108
109 if (st.rcps_domain)
110 info.domain = st.rcps_domain;
111
112 for (unsigned i = 0; i != st.rcps_num_searchlist; ++i)
113 {
114 AssertBreak(st.rcps_searchlist[i]);
115 info.searchList.push_back(st.rcps_searchlist[i]);
116 }
117 setInfo(info);
118
119 return S_OK;
120}
121
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