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/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* Serial input plugin for Fluent Bit
* ==================================
* Copyright (C) 2015-2022 The Fluent Bit Authors
* Copyright (C) 2015-2016 Takeshi HASEGAWA
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <stdlib.h>
#include <fluent-bit/flb_input.h>
#include <fluent-bit/flb_input_plugin.h>
#include <fluent-bit/flb_utils.h>
#include <fluent-bit/flb_error.h>
#include "in_serial_config.h"
struct flb_in_serial_config *serial_config_read(struct flb_in_serial_config *config,
struct flb_input_instance *i_ins)
{
int ret;
/* Load the config map */
ret = flb_input_config_map_set(i_ins, (void *)config);
if (ret == -1) {
flb_plg_error(i_ins, "unable to load configuration");
return NULL;
}
if (!config->file) {
flb_error("[serial] error reading filename from "
"configuration");
return NULL;
}
if (!config->bitrate) {
flb_error("[serial] error reading bitrate from "
"configuration");
return NULL;
}
if (config->min_bytes <= 0) {
config->min_bytes = 1;
}
config->fd = -1;
config->buf_len = 0;
if (config->format_str && config->separator) {
flb_error("[in_serial] specify 'format' or 'separator', not both");
return NULL;
}
if (config->separator) {
config->sep_len = strlen(config->separator);
}
else {
config->sep_len = 0;
}
if (config->format_str) {
if (strcasecmp(config->format_str, "json") == 0) {
config->format = FLB_SERIAL_FORMAT_JSON;
}
}
flb_debug("[in_serial] file='%s' bitrate='%s' min_bytes=%i format=%i",
config->file, config->bitrate, config->min_bytes, config->format);
return config;
}
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