/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ /*** This file is part of systemd. Copyright 2014 Zbigniew Jędrzejewski-Szmek systemd 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. systemd 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 systemd; If not, see <http://www.gnu.org/licenses/>. ***/ #pragma once #include <stdlib.h> #include "journal-file.h" typedef struct RemoteServer RemoteServer; struct iovec_wrapper { struct iovec *iovec; size_t size_bytes; size_t count; }; int iovw_put(struct iovec_wrapper *iovw, void* data, size_t len); void iovw_free_contents(struct iovec_wrapper *iovw); size_t iovw_size(struct iovec_wrapper *iovw); void iovw_rebase(struct iovec_wrapper *iovw, char *old, char *new); typedef struct Writer { JournalFile *journal; JournalMetrics metrics; MMapCache *mmap; RemoteServer *server; char *hashmap_key; uint64_t seqnum; int n_ref; } Writer; Writer* writer_new(RemoteServer* server); Writer* writer_free(Writer *w); Writer* writer_ref(Writer *w); Writer* writer_unref(Writer *w); DEFINE_TRIVIAL_CLEANUP_FUNC(Writer*, writer_unref); #define _cleanup_writer_unref_ _cleanup_(writer_unrefp) int writer_write(Writer *s, struct iovec_wrapper *iovw, dual_timestamp *ts, bool compress, bool seal); typedef enum JournalWriteSplitMode { JOURNAL_WRITE_SPLIT_NONE, JOURNAL_WRITE_SPLIT_HOST, _JOURNAL_WRITE_SPLIT_MAX, _JOURNAL_WRITE_SPLIT_INVALID = -1 } JournalWriteSplitMode;