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128 lines
4.2 KiB
C
128 lines
4.2 KiB
C
/*
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* virdnsmasq.h: Helper APIs for managing dnsmasq
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*
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* Copyright (C) 2007-2012 Red Hat, Inc.
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* Copyright (C) 2010 Satoru SATOH <satoru.satoh@gmail.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see
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* <http://www.gnu.org/licenses/>.
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*
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* based on iptables.h
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*/
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#pragma once
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#include "virobject.h"
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#include "virsocketaddr.h"
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typedef struct
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{
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/*
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* Each entry holds a string, "<mac_addr>,<hostname>,<ip_addr>" such as
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* "01:23:45:67:89:0a,foo,10.0.0.3".
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*/
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char *host;
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} dnsmasqDhcpHost;
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typedef struct
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{
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unsigned int nhosts;
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dnsmasqDhcpHost *hosts;
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char *path; /* Absolute path of dnsmasq's hostsfile. */
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} dnsmasqHostsfile;
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typedef struct
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{
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unsigned int nhostnames;
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char *ip;
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char **hostnames;
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} dnsmasqAddnHost;
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typedef struct
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{
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unsigned int nhosts;
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dnsmasqAddnHost *hosts;
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char *path; /* Absolute path of dnsmasq's hostsfile. */
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} dnsmasqAddnHostsfile;
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typedef struct
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{
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char *config_dir;
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dnsmasqHostsfile *hostsfile;
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dnsmasqAddnHostsfile *addnhostsfile;
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} dnsmasqContext;
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typedef enum {
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DNSMASQ_CAPS_BIND_DYNAMIC = 0, /* support for --bind-dynamic */
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DNSMASQ_CAPS_BINDTODEVICE = 1, /* uses SO_BINDTODEVICE for --bind-interfaces */
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DNSMASQ_CAPS_RA_PARAM = 2, /* support for --ra-param */
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DNSMASQ_CAPS_LAST, /* this must always be the last item */
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} dnsmasqCapsFlags;
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typedef struct _dnsmasqCaps dnsmasqCaps;
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typedef dnsmasqCaps *dnsmasqCapsPtr;
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G_DEFINE_AUTOPTR_CLEANUP_FUNC(dnsmasqCaps, virObjectUnref);
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dnsmasqContext * dnsmasqContextNew(const char *network_name,
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const char *config_dir);
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void dnsmasqContextFree(dnsmasqContext *ctx);
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G_DEFINE_AUTOPTR_CLEANUP_FUNC(dnsmasqContext, dnsmasqContextFree);
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int dnsmasqAddDhcpHost(dnsmasqContext *ctx,
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const char *mac,
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virSocketAddr *ip,
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const char *name,
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const char *id,
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const char *leasetime,
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bool ipv6);
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int dnsmasqAddHost(dnsmasqContext *ctx,
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virSocketAddr *ip,
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const char *name);
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int dnsmasqSave(const dnsmasqContext *ctx);
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int dnsmasqDelete(const dnsmasqContext *ctx);
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int dnsmasqReload(pid_t pid);
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dnsmasqCapsPtr dnsmasqCapsNewFromBuffer(const char *buf,
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const char *binaryPath);
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dnsmasqCapsPtr dnsmasqCapsNewFromFile(const char *dataPath,
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const char *binaryPath);
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dnsmasqCapsPtr dnsmasqCapsNewFromBinary(const char *binaryPath);
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int dnsmasqCapsRefresh(dnsmasqCapsPtr *caps, const char *binaryPath);
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bool dnsmasqCapsGet(dnsmasqCapsPtr caps, dnsmasqCapsFlags flag);
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const char *dnsmasqCapsGetBinaryPath(dnsmasqCapsPtr caps);
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unsigned long dnsmasqCapsGetVersion(dnsmasqCapsPtr caps);
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char *dnsmasqDhcpHostsToString(dnsmasqDhcpHost *hosts,
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unsigned int nhosts);
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#define DNSMASQ_DHCPv6_MAJOR_REQD 2
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#define DNSMASQ_DHCPv6_MINOR_REQD 64
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#define DNSMASQ_RA_MAJOR_REQD 2
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#define DNSMASQ_RA_MINOR_REQD 64
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#define DNSMASQ_DHCPv6_SUPPORT(CAPS) \
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(dnsmasqCapsGetVersion(CAPS) >= \
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(DNSMASQ_DHCPv6_MAJOR_REQD * 1000000) + \
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(DNSMASQ_DHCPv6_MINOR_REQD * 1000))
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#define DNSMASQ_RA_SUPPORT(CAPS) \
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(dnsmasqCapsGetVersion(CAPS) >= \
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(DNSMASQ_RA_MAJOR_REQD * 1000000) + \
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(DNSMASQ_RA_MINOR_REQD * 1000))
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