incubator-nuttx/include/nuttx/allsyms.h

85 lines
3.0 KiB
C

/****************************************************************************
* include/nuttx/allsyms.h
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you 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.
*
****************************************************************************/
#ifndef __INCLUDE_NUTTX_ALLSYMS_H
#define __INCLUDE_NUTTX_ALLSYMS_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/compiler.h>
#include <nuttx/symtab.h>
#include <stddef.h>
/****************************************************************************
* Public Functions Definitions
****************************************************************************/
#undef EXTERN
#if defined(__cplusplus)
#define EXTERN extern "C"
extern "C"
{
#else
#define EXTERN extern
#endif
/****************************************************************************
* Name: allsyms_findbyname
*
* Description:
* Find the symbol in the symbol table with the matching name.
*
* Returned Value:
* A reference to the symbol table entry if an entry with the matching
* name is found; NULL is returned if the entry is not found.
*
****************************************************************************/
FAR const struct symtab_s *allsyms_findbyname(FAR const char *name,
FAR size_t *size);
/****************************************************************************
* Name: symtab_findbyvalue
*
* Description:
* Find the symbol in the symbol table whose value closest (but not greater
* than), the provided value. This version assumes that table is not
* ordered with respect to symbol value and, hence, access time will be
* linear with respect to nsyms.
*
* Returned Value:
* A reference to the symbol table entry if an entry with the matching
* name is found; NULL is returned if the entry is not found.
*
****************************************************************************/
FAR const struct symtab_s *allsyms_findbyvalue(FAR void *value,
FAR size_t *size);
#undef EXTERN
#if defined(__cplusplus)
}
#endif
#endif /* __INCLUDE_NUTTX_ALLSYMS_H */