mirror of
https://github.com/acidanthera/OpenCorePkg.git
synced 2025-12-08 19:25:01 +00:00
73 lines
1.9 KiB
Bash
Executable File
73 lines
1.9 KiB
Bash
Executable File
#!/bin/sh
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abort() {
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echo "Fatal error: ${1}!"
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exit 1
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}
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# shellcheck disable=SC2317,SC2329
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cleanup() {
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echo "Cleaning up key"
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rm -rf "${KeyPath}"
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}
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if [ ! -x /usr/bin/dirname ] || [ ! -x /bin/chmod ] || [ ! -x /bin/mkdir ] || [ ! -x /bin/rm ] || [ ! -x /usr/bin/strings ] || [ ! -x /usr/bin/grep ] || [ ! -x /usr/bin/awk ] || [ ! -x /bin/dd ] || [ ! -x /usr/bin/uuidgen ] ; then
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abort "Unix environment is broken!"
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fi
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cd "$(/usr/bin/dirname "$0")" || abort "Failed to enter working directory!"
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OCPath="$1"
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if [ "$OCPath" = "" ]; then
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OCPath=../../EFI/OC
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fi
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KeyPath="/tmp/$(/usr/bin/uuidgen)"
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OCBin="${OCPath}/OpenCore.efi"
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PubKey="${KeyPath}/vault.pub"
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if [ ! -d "${OCPath}" ]; then
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abort "Path ${OCPath} is missing!"
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fi
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if [ ! -f "${OCBin}" ]; then
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abort "OpenCore.efi is missing!"
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fi
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if [ ! -x ./RsaTool ] || [ ! -x ./create_vault.sh ]; then
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if [ -f ./RsaTool ]; then
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/bin/chmod a+x ./RsaTool || abort "Failed to set permission for RsaTool"
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else
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abort "Failed to find RsaTool!"
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fi
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if [ -f ./create_vault.sh ]; then
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/bin/chmod a+x ./create_vault.sh || abort "Failed to set permission for create_vault.sh"
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else
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abort "Failed to find create_vault.sh!"
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fi
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fi
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trap cleanup EXIT INT TERM
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if [ ! -d "${KeyPath}" ]; then
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/bin/mkdir -p "${KeyPath}" || abort "Failed to create path ${KeyPath}"
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fi
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./create_vault.sh "${OCPath}" || abort "create_vault.sh returns errors!"
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echo "Signing ${OCBin}..."
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./RsaTool -sign "${OCPath}/vault.plist" "${OCPath}/vault.sig" "${PubKey}" || abort "Failed to patch ${PubKey}"
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echo "Bin-patching ${OCBin}..."
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off=$((0x$(/usr/bin/hexdump -C "${OCBin}" | /usr/bin/grep "=BEGIN OC VAULT=" | /usr/bin/awk '{print $1}') + 16))
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if [ "${off}" -le 16 ]; then
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abort "${OCBin} is borked"
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fi
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/bin/dd of="${OCBin}" if="${PubKey}" bs=1 seek="${off}" count=528 conv=notrunc || abort "Failed to bin-patch ${OCBin}"
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echo "All done!"
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exit 0
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