66 lines
2.3 KiB
Plaintext
66 lines
2.3 KiB
Plaintext
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#!/bin/bash
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# Copyright (c) 2021-2021 Huawei Device Co., Ltd. All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without modification,
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# are permitted provided that the following conditions are met:
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#
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# 1. Redistributions of source code must retain the above copyright notice, this list of
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# conditions and the following disclaimer.
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#
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# 2. Redistributions in binary form must reproduce the above copyright notice, this list
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# of conditions and the following disclaimer in the documentation and/or other materials
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# provided with the distribution.
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#
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# 3. Neither the name of the copyright holder nor the names of its contributors may be used
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# to endorse or promote products derived from this software without specific prior written
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# 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 LIMITED TO,
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# THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
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# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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# OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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# OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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# Description: The script is used to calculate the memory size that the specified shared library
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# will occupy when loading to the RAM.
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READELF=readelf
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RM=rm
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SIZE=0x0
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SIZE_ALL=0x0
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SIZE_MAX=0
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TMP_FILE=tmp.txt
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if [ $# -lt 1 ]; then
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echo "Usage: ./so_parse lib.so"
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exit 1
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fi
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parse_line()
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{
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MEM_SIZE=$(echo $1 | awk '{print $6}')
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echo ${MEM_SIZE}
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}
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${READELF} -l $1 | while read line; do
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HEAD_STRING=$(echo ${line} | awk '{print $1}')
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if [[ "${HEAD_STRING}" == *"LOAD"* ]]; then
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SIZE=`parse_line "${line}"`
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SIZE=`echo ${SIZE}`
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SIZE_ALL=$((SIZE_ALL+SIZE))
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fi
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echo ${SIZE_ALL} >> ${TMP_FILE}
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done
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NEED_SIZE=`tail -n 1 ${TMP_FILE}`
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echo "${NEED_SIZE} bytes memory to reserve for $1!"
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${RM} -f ${TMP_FILE}
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