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71 lines
2.3 KiB
C
71 lines
2.3 KiB
C
/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
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/***
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This file is part of systemd.
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Copyright 2014 Zbigniew Jędrzejewski-Szmek
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systemd is free software; you can redistribute it and/or modify it
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under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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systemd is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with systemd; If not, see <http://www.gnu.org/licenses/>.
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***/
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#pragma once
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#include "sd-event.h"
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#include "journal-remote-write.h"
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typedef enum {
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STATE_LINE = 0, /* waiting to read, or reading line */
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STATE_DATA_START, /* reading binary data header */
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STATE_DATA, /* reading binary data */
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STATE_DATA_FINISH, /* expecting newline */
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STATE_EOF, /* done */
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} source_state;
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typedef struct RemoteSource {
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char *name;
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int fd;
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bool passive_fd;
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char *buf;
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size_t size; /* total size of the buffer */
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size_t offset; /* offset to the beginning of live data in the buffer */
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size_t scanned; /* number of bytes since the beginning of data without a newline */
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size_t filled; /* total number of bytes in the buffer */
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size_t field_len; /* used for binary fields: the field name length */
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size_t data_size; /* and the size of the binary data chunk being processed */
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struct iovec_wrapper iovw;
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source_state state;
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dual_timestamp ts;
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Writer *writer;
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sd_event_source *event;
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sd_event_source *buffer_event;
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} RemoteSource;
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RemoteSource* source_new(int fd, bool passive_fd, char *name, Writer *writer);
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static inline size_t source_non_empty(RemoteSource *source) {
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assert(source);
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return source->filled;
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}
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void source_free(RemoteSource *source);
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int push_data(RemoteSource *source, const char *data, size_t size);
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int process_source(RemoteSource *source, bool compress, bool seal);
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