98 lines
3.3 KiB
C
98 lines
3.3 KiB
C
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/****************************************************************************
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* libs/libc/stream/lib_syslogstream.c
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <assert.h>
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#include <errno.h>
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#include <stddef.h>
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#include <syslog.h>
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#include <nuttx/streams.h>
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/****************************************************************************
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* Private Functions
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****************************************************************************/
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/****************************************************************************
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* Name: syslogstream_putc
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****************************************************************************/
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static void syslogstream_putc(FAR struct lib_outstream_s *this, int ch)
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{
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FAR struct lib_syslogstream_s *stream =
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(FAR struct lib_syslogstream_s *)this;
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DEBUGASSERT(stream != NULL);
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syslog(stream->priority, "%c", ch);
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stream->public.nput++;
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}
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static int syslogstream_puts(FAR struct lib_outstream_s *this,
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FAR const void *buff, int len)
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{
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FAR struct lib_syslogstream_s *stream =
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(FAR struct lib_syslogstream_s *)this;
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DEBUGASSERT(stream != NULL);
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if (len <= 0)
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{
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return 0;
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}
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syslog(stream->priority, "%.*s", len, (FAR const char *)buff);
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return len;
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}
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* Name: lib_syslogstream
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*
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* Description:
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* Initializes syslog stream
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*
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* Input Parameters:
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* stream - User allocated, uninitialized instance of struct
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* lib_syslogstream_s to be initialized.
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* priority - log priority.
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*
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* Returned Value:
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* None (User allocated instance initialized).
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*
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****************************************************************************/
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void lib_syslogstream(FAR struct lib_syslogstream_s *stream, int priority)
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{
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DEBUGASSERT(stream != NULL);
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/* Initialize the common fields */
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stream->public.nput = 0;
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stream->public.putc = syslogstream_putc;
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stream->public.puts = syslogstream_puts;
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stream->public.flush = lib_noflush;
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stream->priority = priority;
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}
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