forked from Imagelibrary/rtems
84 lines
2.8 KiB
C
84 lines
2.8 KiB
C
/* SPDX-License-Identifier: BSD-2-Clause */
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/**
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* @file
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*
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* @ingroup rtems_rtl
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*
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* @brief RTEMS Run-Time Linker Unwind Support.
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*/
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/*
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* COPYRIGHT (c) 2016, 2018 Chris Johns <chrisj@rtems.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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* 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 the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN 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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#if !defined (_RTEMS_RTL_UNWIND_H_)
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#define _RTEMS_RTL_UNWIND_H_
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#include "rtl-elf.h"
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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/**
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* Architecture specific handler to check if a section contains exception
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* handler data..
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*
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* @param obj The object file.
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* @param name The section's name.
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* @param uint32 flags The object file's flags.
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* @retval true The section contains unwind information.
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* @retval false The section does not contain unwind information.
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*/
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bool rtems_rtl_elf_unwind_parse (const rtems_rtl_obj* obj,
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const char* name,
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uint32_t flags);
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/**
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* Architecture specific handler to add an object file's unwind information to
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* the base image.
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*
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* @param obj The object file.
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* @retval true The unwind information has been registered.
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* @retval false The unwind information could not be registered.
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*/
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bool rtems_rtl_elf_unwind_register (rtems_rtl_obj* obj);
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/**
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* Architecture specific handler to remove an object file's unwind information
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* from the base image.
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*
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* @param obj The object file.
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* @retval true The unwind information has been deregistered.
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* @retval false The unwind information could not be deregistered.
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*/
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bool rtems_rtl_elf_unwind_deregister (rtems_rtl_obj* obj);
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif
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