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[ci skip] Update smartelf2hex to use MemSiz instead of FileSiz

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elf2hex writes zeros to a segment for which MemSize > FileSize, which adheres to the ELF spec.
Thus, we should calculate the total size of the file from the MemSize of the last segment, rather than the FileSize.
This commit is contained in:
Jerry Zhao
2020-10-12 17:45:07 -07:00
parent 8f86b6d19a
commit d958b8e1aa
1 changed files with 1 additions and 1 deletions
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scripts/smartelf2hex.sh
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@@ -8,7 +8,7 @@ binary=$1
segments=`readelf --segments --wide $binary`
entry_hex=`echo -e "$segments" | grep "Entry point" | cut -f3 -d' ' | sed 's/0x//' | tr [:lower:] [:upper:]`
entry_dec=`bc <<< "ibase=16;$entry_hex"`
length_hex=`echo "$segments" | grep "LOAD\|TLS" | tail -n 1 | tr -s [:space:] | cut -f4,6 -d' '`
length_hex=`echo "$segments" | grep "LOAD\|TLS" | tail -n 1 | tr -s [:space:] | cut -f4,7 -d' '`
length_dec=`echo $length_hex | tr -d x | tr [:lower:] [:upper:] | tr ' ' + | sed 's/^/ibase=16;/' | sed "s/$/-$entry_hex/" | bc`
power_2_length=`echo "x=l($length_dec)/l(2); scale=0; 2^((x+1)/1)" | bc -l`
width=64