117 lines
4.1 KiB
C
117 lines
4.1 KiB
C
/****************************************************************************
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* apps/examples/sotest/lib/modprint/modprint.c
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*
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* Copyright (C) 2017 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <gnutt@nuttx.org>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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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 <nuttx/config.h>
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#include <sys/types.h>
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#include <stdarg.h>
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#include <dllfcn.h>
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#include <syslog.h>
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#include <nuttx/symtab.h>
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#include <nuttx/lib/modlib.h>
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/****************************************************************************
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* Private Function Prototypes
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****************************************************************************/
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static void modprint(FAR const char *fmt, ...);
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/****************************************************************************
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* Private Data
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****************************************************************************/
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static const struct symtab_s g_exports[1] =
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{
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{
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(FAR const char *)"modprint", (FAR const void *)modprint,
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}
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};
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/****************************************************************************
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* Private Functions
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****************************************************************************/
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/****************************************************************************
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* Name: modprint
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****************************************************************************/
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static void modprint(FAR const char *fmt, ...)
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{
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va_list ap;
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va_start(ap, fmt);
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(void)vsyslog(LOG_INFO, fmt, ap);
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va_end(ap);
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}
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/****************************************************************************
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* Name: module_uninitialize
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****************************************************************************/
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static int module_uninitialize(FAR void *arg)
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{
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syslog(LOG_INFO, "module_uninitialize: arg=%p\n", arg);
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return OK;
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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: module_initialize
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*
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* Description:
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* Register /dev/sotest
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*
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****************************************************************************/
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int module_initialize(FAR struct mod_info_s *modinfo)
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{
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syslog(LOG_INFO, "module_initialize:\n");
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modinfo->uninitializer = module_uninitialize;
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modinfo->arg = NULL;
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modinfo->exports = g_exports;
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modinfo->nexports = 1;
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return OK;
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}
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