/usr/include/sipwitch/cache.h is in libsipwitch-dev 1.9.15-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 | // Copyright (C) 2006-2014 David Sugar, Tycho Softworks.
// Copyright (C) 2015 Cherokees of Idaho.
//
// 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; either version 3 of the License, or
// (at your option) any later version.
//
// 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 <http://www.gnu.org/licenses/>.
/**
* Manipulate address strings.
* This is a utility class to help manipulate addresses and SIP uri's or
* to resolve uri's into physical addresses. SIP Witch prefers physical
* (ip) addresses to avoid redundent dns lookups. This is also placed in
* common to better support plugin development.
* @file sipwitch/uri.h
*/
#ifndef _SIPWITCH_CACHE_H_
#define _SIPWITCH_CACHE_H_
#ifndef _UCOMMON_STRING_H_
#include <ucommon/string.h>
#endif
#ifndef _UCOMMON_PLATFORM_H_
#include <ucommon/platform.h>
#endif
#ifndef _UCOMMON_SOCKET_H_
#include <ucommon/socket.h>
#endif
#ifndef __SIPWITCH_NAMESPACE_H_
#include <sipwitch/namespace.h>
#endif
#ifndef __SIPWITCH_MAPPED_H_
#include <sipwitch/mapped.h>
#endif
namespace sipwitch {
/**
* URI cache for tags, local, and remote id's. This is used by both the
* server and plugin. Cache entries are used to help resolve known names and
* id's to related and remote sipwitch servers.
*/
class __EXPORT Cache : public LinkedObject
{
protected:
Cache();
static void expire(LinkedObject **list, LinkedObject **free);
public:
time_t created;
time_t expires;
};
/**
* Cache management functions.
* @author David Sugar <dyfet@gnutelephony.org>
*/
class __EXPORT cache : private Cache
{
public:
static void init(void);
static void cleanup(void);
static void userdump(void);
};
/**
* User caches may be used to contact nearby users in multicast registries.
* @author David Sugar <dyfet@gnutelephony.org>
*/
class __EXPORT UserCache : public Cache
{
private:
void release(void);
protected:
UserCache();
static UserCache *request(const char *id);
public:
char userid[32];
struct sockaddr_internet address;
inline void set(struct sockaddr *addr)
{memcpy(&address, addr, sizeof(address));}
/**
* Add or refresh user in cache.
* @param id of user to update.
* @param address of sipwitch peer who has this user.
* @param create time of registration if multiple peers.
* @param expire record in seconds.
*/
static void add(const char *id, struct sockaddr *addr, time_t create, unsigned expire = 130);
/**
* Find user record.
* @param id to find.
* @return found cache entry.
*/
static UserCache *find(const char *id);
/**
* Detach a found user record.
* @param entry to release or NULL if none.
*/
static void release(UserCache *entry);
};
} // namespace sipwitch
#endif
|