/usr/include/netsvcs/Server_Logging_Handler_T.h is in libnetsvcs-dev 6.2.8+dfsg-1.
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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 | /* -*- C++ -*- */
//=============================================================================
/**
* @file Server_Logging_Handler_T.h
*
* $Id: Server_Logging_Handler_T.h 84378 2009-02-10 18:27:54Z johnnyw $
*
* @author Doug Schmidt and Per Andersson
*/
//=============================================================================
#ifndef ACE_SERVER_LOGGING_HANDLER_T_H
#define ACE_SERVER_LOGGING_HANDLER_T_H
#include "ace/config-all.h"
#if !defined (ACE_LACKS_PRAGMA_ONCE)
# pragma once
#endif /* ACE_LACKS_PRAGMA_ONCE */
#include "ace/TLI_Acceptor.h"
#include "ace/SOCK_Acceptor.h"
#include "ace/Svc_Handler.h"
#include "ace/Acceptor.h"
#include "ace/SString.h"
#include "ace/Atomic_Op.h"
#if !defined (__GNUG__)
#include "Base_Optimizer.h"
#endif /* ! __GNUG__ */
/**
* @class ACE_Server_Logging_Handler_T
*
* @brief Product object created by an <ACE_Server_Logging_Acceptor_T>. An
* <ACE_Server_Logging_Handler_T> receives, and frames logging
* records. The logging record is then processed by the
* <LOG_MESSAGE_RECEIVER>
*
* Defines the classes that perform server logging daemon
* functionality.
*/
template <ACE_PEER_STREAM_1, class COUNTER, ACE_SYNCH_DECL, class LOG_MESSAGE_RECEIVER>
class ACE_Server_Logging_Handler_T : public ACE_Svc_Handler<ACE_PEER_STREAM_2, ACE_SYNCH_USE>
{
public:
/// Constructor.
ACE_Server_Logging_Handler_T (ACE_Thread_Manager *,
const LOG_MESSAGE_RECEIVER &receiver );
/// Process remote logging records.
virtual int handle_input (ACE_HANDLE = ACE_INVALID_HANDLE);
protected:
/// Receive the logging record from a client.
int handle_logging_record (void);
/// Common parts of open function, sets hostname and diables NONBLOCK in peer
/// called from derived classes open method.
int open_common (void);
#if !defined (ACE_LACKS_STATIC_DATA_MEMBER_TEMPLATES)
/// Count the number of logging records that arrive.
static COUNTER request_count_;
#endif /* ACE_LACKS_STATIC_DATA_MEMBER_TEMPLATES */
#if !defined (__GNUG__)
/**
* Packs a LOG_MESSAGE_RECEIVER and ACE_CString attribute together
* in a optimized fashion. The LOG_MESSAGE_RECEIVER class is often
* a class with no instance data.
*/
Base_Optimizer<LOG_MESSAGE_RECEIVER, ACE_TString> receiver_;
#else
LOG_MESSAGE_RECEIVER receiver_;
ACE_TString host_name_;
#endif /* ! __GNUG__ */
/// Name of the host we are connected to.
const ACE_TCHAR *host_name (void);
/// The receiver of log records
LOG_MESSAGE_RECEIVER &receiver (void){ return receiver_; }
};
#if 1 //!defined (ACE_HAS_TLI)
#define LOGGING_PEER_ACCEPTOR ACE_SOCK_ACCEPTOR
#define LOGGING_PEER_STREAM ACE_SOCK_STREAM
#else /* use sockets */
#define LOGGING_PEER_ACCEPTOR ACE_TLI_ACCEPTOR
#define LOGGING_PEER_STREAM ACE_TLI_STREAM
#endif /* ACE_HAS_TLI */
/**
* @class ACE_Server_Logging_Acceptor_T
*
* @brief Factory that creates <SERVER_LOGGING_HANDLER>s scheduled with
* <SCHEDULE_STRATEGY> and logging records proccessed by a
* <LOG_MESSAGE_RECEIVER>
*
* This class contains the service-specific methods that can't
* easily be factored into the <ACE_Strategy_Acceptor>.
*/
template<class SERVER_LOGGING_HANDLER, class LOG_MESSAGE_RECEIVER, class SCHEDULE_STRATEGY>
class ACE_Server_Logging_Acceptor_T : public ACE_Strategy_Acceptor<SERVER_LOGGING_HANDLER, LOGGING_PEER_ACCEPTOR>
{
public:
/// Dynamic linking hook.
ACE_Server_Logging_Acceptor_T (void);
virtual int init (int argc, ACE_TCHAR *argv[]);
protected:
/// Parse svc.conf arguments.
int parse_args (int argc, ACE_TCHAR *argv[]);
/**
* Factory that creates a new <SERVER_LOGGING_HANDLER>. We need to
* specialize this since the <LOG_MESSAGE_RECEIVER> held by this Acceptor must be
* passed into the <SERVER_LOGGING_HANDLER>.
*/
virtual int make_svc_handler (SERVER_LOGGING_HANDLER *&);
private:
// At the moment each ACE_Server_Logging_Acceptor_T contains
// a <LOG_MESSAGE_RECEIVER> attribute that is passed to the
// <SERVER_LOGGING_HANDLER> at construction. A better idea might
// be to have accessor class as template argument. The accessor
// should be a factory/strategy that hands the
// ACE_Server_Logging_Acceptor_T instance references
// to a <LOG_MESSAGE_RECEIVER>. This makes it possible
// to change how <LOG_MESSAGE_RECEIVER> are created without chaning the
// ACE_Server_Logging_Acceptor_T code.
#if !defined (__GNUG__)
/**
* Packs a LOG_MESSAGE_RECEIVER and ACE_CString attribute together
* in a optimized fashion. The LOG_MESSAGE_RECEIVER class is often a
* class with no instance data.
*/
Base_Optimizer<LOG_MESSAGE_RECEIVER, SCHEDULE_STRATEGY> receiver_;
#else
LOG_MESSAGE_RECEIVER receiver_;
SCHEDULE_STRATEGY schedule_strategy_;
#endif /* ! __GNUG__ */
/// The scheduling strategy for the service.
SCHEDULE_STRATEGY &scheduling_strategy (void);
/// The receiver of log records
LOG_MESSAGE_RECEIVER &receiver (void);
};
/**
* @class ACE_Server_Logging_Handler
*
* @brief Product object created by a
* <ACE_Server_Logging_Acceptor_T<ACE_Server_Logging_Handler> >. An
* ACE_Server_Logging_Handler receives, frames. The logging record
* is then processed by the <LOG_MESSAGE_RECEIVER>
*
* All clients are handled in the same thread.
*/
template<class LOG_MESSAGE_RECEIVER>
class ACE_Server_Logging_Handler : public ACE_Server_Logging_Handler_T<LOGGING_PEER_STREAM, u_long, ACE_NULL_SYNCH, LOG_MESSAGE_RECEIVER>
{
public:
ACE_Server_Logging_Handler (ACE_Thread_Manager * = 0);
ACE_Server_Logging_Handler (ACE_Thread_Manager *,
const LOG_MESSAGE_RECEIVER &receiver);
virtual int open (void* = 0);
};
#if defined (ACE_HAS_THREADS)
typedef ACE_Atomic_Op <ACE_Thread_Mutex, u_long> ACE_LOGGER_COUNTER;
#define ACE_LOGGER_SYNCH ACE_MT_SYNCH
#else
typedef u_long ACE_LOGGER_COUNTER;
#define ACE_LOGGER_SYNCH ACE_NULL_SYNCH
#endif /* ACE_HAS_THREADS */
/**
* @class ACE_Thr_Server_Logging_Handler
*
* @brief Product object created by a
* <ACE_Server_Logging_Acceptor_T<ACE_Thr_Server_Logging_Handler>
* >. An ACE_Thr_Server_Logging_Handler receives, frames. The
* logging record is then processed by the <LOG_MESSAGE_RECEIVER>
*
* Each client is handled in its own separate thread.
*/
template<class LOG_MESSAGE_RECEIVER>
class ACE_Thr_Server_Logging_Handler : public ACE_Server_Logging_Handler_T<LOGGING_PEER_STREAM, ACE_LOGGER_COUNTER, ACE_LOGGER_SYNCH, LOG_MESSAGE_RECEIVER>
{
public:
ACE_Thr_Server_Logging_Handler (ACE_Thread_Manager * = 0);
ACE_Thr_Server_Logging_Handler (ACE_Thread_Manager *,
const LOG_MESSAGE_RECEIVER &receiver);
virtual int open (void * = 0);
virtual int svc (void);
};
#if defined (ACE_TEMPLATES_REQUIRE_SOURCE)
#include "Server_Logging_Handler_T.cpp"
#endif /* ACE_TEMPLATES_REQUIRE_SOURCE */
#if defined (ACE_TEMPLATES_REQUIRE_PRAGMA)
#pragma implementation ("Server_Logging_Handler_T.cpp")
#endif /* ACE_TEMPLATES_REQUIRE_PRAGMA */
#endif /* ACE_SERVER_LOGGING_HANDLER_T_H */
|