/usr/include/syslog-ng/logsource.h is in syslog-ng-dev 3.8.1-10.
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 | /*
* Copyright (c) 2002-2011 Balabit
* Copyright (c) 1998-2011 Balázs Scheidler
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
* As an additional exemption you are allowed to compile & link against the
* OpenSSL libraries as published by the OpenSSL project. See the file
* COPYING for details.
*
*/
#ifndef LOGSOURCE_H_INCLUDED
#define LOGSOURCE_H_INCLUDED
#include "logpipe.h"
#include "stats/stats-registry.h"
typedef struct _LogSourceOptions
{
gint init_window_size;
const gchar *group_name;
gboolean keep_timestamp;
gboolean keep_hostname;
gboolean chain_hostnames;
HostResolveOptions host_resolve_options;
gchar *program_override;
gint program_override_len;
gchar *host_override;
gint host_override_len;
LogTagId source_group_tag;
GArray *tags;
} LogSourceOptions;
typedef struct _LogSource LogSource;
/**
* LogSource:
*
* This structure encapsulates an object which generates messages without
* defining how those messages are accepted by peers. The most prominent
* derived class is LogReader which is an extended RFC3164 capable syslog
* message processor used everywhere.
**/
struct _LogSource
{
LogPipe super;
LogSourceOptions *options;
guint16 stats_level;
guint16 stats_source;
gboolean threaded;
gboolean pos_tracked;
gchar *stats_id;
gchar *stats_instance;
GAtomicCounter window_size;
GAtomicCounter suspended_window_size;
StatsCounterItem *last_message_seen;
StatsCounterItem *recvd_messages;
guint32 last_ack_count;
guint32 ack_count;
glong window_full_sleep_nsec;
struct timespec last_ack_rate_time;
AckTracker *ack_tracker;
void (*wakeup)(LogSource *s);
};
static inline gboolean
log_source_free_to_send(LogSource *self)
{
return g_atomic_counter_get(&self->window_size) > 0;
}
static inline gint
log_source_get_init_window_size(LogSource *self)
{
return self->options->init_window_size;
}
gboolean log_source_init(LogPipe *s);
gboolean log_source_deinit(LogPipe *s);
void log_source_post(LogSource *self, LogMessage *msg);
void log_source_set_options(LogSource *self, LogSourceOptions *options, gint stats_level, gint stats_source, const gchar *stats_id, const gchar *stats_instance, gboolean threaded, gboolean pos_tracked, LogExprNode *expr_node);
void log_source_mangle_hostname(LogSource *self, LogMessage *msg);
void log_source_init_instance(LogSource *self, GlobalConfig *cfg);
void log_source_options_defaults(LogSourceOptions *options);
void log_source_options_init(LogSourceOptions *options, GlobalConfig *cfg, const gchar *group_name);
void log_source_options_destroy(LogSourceOptions *options);
void log_source_options_set_tags(LogSourceOptions *options, GList *tags);
void log_source_free(LogPipe *s);
void log_source_wakeup(LogSource *self);
void log_source_flow_control_adjust(LogSource *self, guint32 window_size_increment);
void log_source_flow_control_suspend(LogSource *self);
void log_source_global_init(void);
#endif
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