Created
January 26, 2025 23:04
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linux-patch.sh
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| #!/bin/bash | |
| which xdelta3 > /dev/null || { echo "please install xdelta3 (sudo apt install xdelta)" && exit 1 ; } | |
| function printhelp { | |
| echo "linux-patch.sh : usage: linux-patch.sh IMG PATCH DEST_DIR" | |
| echo "linux-patch.sh : example: linux-patch.sh 'Vagrant_Story_60_Hz.xdelta' 'Patch/Vagrant Story (France).bin' Patched/" | |
| } | |
| [ "${1}" == "--help" ] && printhelp && exit 0 | |
| [ "${#}" != "3" ] && printhelp && exit 1 | |
| sha1sumOriginal="6c65136683018c0746569c990956bf05555e335b" | |
| sha1sumPateched="cc94b35eedd4831c6cdf77c43598125d189b611c" | |
| sha1sum "$1" | grep "${sha1sumOriginal}" || { echo "Image checksum not valid (${1})." && exit 2 ; } | |
| echo "Patching file" | |
| xdelta3 -f -d -s "$1" "$2" "$3/$(basename "$1")" || { echo "Patch Error" && exit 3 ; } | |
| sha1sum "$3/$(basename "$1")" | grep "${sha1sumPatched}" && echo "Patch OK : $3/$(basename "$1")" && exit 0 | |
| echo "Patch checksum failed" && exit 1 |
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