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/*
ELAPI
Header file used internally by the "file" provider.
Copyright (C) Dmitri Pal <dpal@redhat.com> 2009
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/>.
*/
#ifndef ELAPI_FILE_PROVIDER_H
#define ELAPI_FILE_PROVIDER_H
#include <stdint.h>
#include "elapi_sink.h"
/* Common configuration parameters */
#define FILE_OUTNAME "filename"
#define FILE_KEEPOPEN "keepopen"
#define FILE_OUTMODE "outmode"
#define FILE_FIELDSET "set"
#define FILE_FORMAT "format"
#define FILE_FLUSH "fsyncmode"
/* Max supported mode */
/* NOTE: Increase this value when you add a new mode.
* If it ever gets to 10 the logic in the
* function that builds the set needs to change.
*/
#define FILE_MAXMODE 5
/* Modes: */
#define FILE_MODE_CSV 0
#define FILE_MODE_FORMAT 1
#define FILE_MODE_HTML 2
#define FILE_MODE_XML 3
#define FILE_MODE_JSON 4
#define FILE_MODE_KVP 5
/* FIXME: Should it be a compile time switch? */
#define FILE_SUFFIX ".log"
#define FILE_SET_END '@'
/* Field set collection */
#define FILE_FIELDSET_COL "set"
#define FILE_FIELDSET_CLASS 21000
/* Special file name - stderr is handled differently */
#define FILE_STDERR "stderr"
/* Structure that holds internal configuration of the file
* provider.
*/
struct file_prvdr_cfg {
char *filename; /* File name */
uint32_t ownfile; /* Do I own the file handle? */
uint32_t keepopen; /* Do we need to keep file open */
int32_t fsyncmode; /* How frequently data is fsynced */
uint32_t outmode; /* Output mode */
struct collection_item *set; /* Field set without leftovers symbol */
uint32_t use_leftovers; /* Was there a leftover symbol */
uint32_t jam_leftovers; /* leftovers should be serialized into one field */
uint32_t mode_leftovers; /* Format for the leftover fields */
void *main_fmt_cfg; /* Configuration data for the main format */
void *lo_fmt_cfg; /* Configuration data for leftovers format */
/* FIXME add other config data strutures here */
/* FIXME: Rotation rules ? */
};
/* File context */
struct file_prvdr_ctx {
struct file_prvdr_cfg config; /* Configuration */
int outfile; /* File handle */
uint32_t smode; /* Sink's synch mode */
/* FIXME - other things go here */
};
/* File init function */
int file_init(void **priv_ctx,
const char *name,
struct collection_item *ini_config,
const char *appname);
/* File close function */
void file_close(void **priv_ctx);
/* File submit function */
int file_submit(void *priv_ctx, struct collection_item *event);
/* This is the equivalent of the get info function */
void file_ability(struct sink_cpb *cpb_block);
#endif
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