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/* SPDX-License-Identifier: LGPL-2.1+ */
/***
This file is part of systemd.
Copyright 2016 Zbigniew Jędrzejewski-Szmek
***/
#pragma once
#include <stddef.h>
#include <stdbool.h>
#include <sys/uio.h>
#include "sd-id128.h"
#include "time-util.h"
/* Make sure not to make this smaller than the maximum coredump size.
* See COREDUMP_MAX in coredump.c */
#define ENTRY_SIZE_MAX (1024*1024*770u)
#define DATA_SIZE_MAX (1024*1024*768u)
#define LINE_CHUNK 8*1024u
struct iovec_wrapper {
struct iovec *iovec;
size_t size_bytes;
size_t count;
};
size_t iovw_size(struct iovec_wrapper *iovw);
typedef struct JournalImporter {
int fd;
bool passive_fd;
char *name;
char *buf;
size_t size; /* total size of the buffer */
size_t offset; /* offset to the beginning of live data in the buffer */
size_t scanned; /* number of bytes since the beginning of data without a newline */
size_t filled; /* total number of bytes in the buffer */
size_t field_len; /* used for binary fields: the field name length */
size_t data_size; /* and the size of the binary data chunk being processed */
struct iovec_wrapper iovw;
int state;
dual_timestamp ts;
sd_id128_t boot_id;
} JournalImporter;
void journal_importer_cleanup(JournalImporter *);
int journal_importer_process_data(JournalImporter *);
int journal_importer_push_data(JournalImporter *, const char *data, size_t size);
void journal_importer_drop_iovw(JournalImporter *);
bool journal_importer_eof(const JournalImporter *);
static inline size_t journal_importer_bytes_remaining(const JournalImporter *imp) {
return imp->filled;
}
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