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9008a67666
This script is only used in certs/Makefile, so certs/ is a better home for it. Signed-off-by: Masahiro Yamada <masahiroy@kernel.org> Reviewed-by: Mickaël Salaün <mic@linux.microsoft.com> Reviewed-by: Jarkko Sakkinen <jarkko@kernel.org>
38 lines
1.0 KiB
Awk
Executable File
38 lines
1.0 KiB
Awk
Executable File
#!/usr/bin/awk -f
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# SPDX-License-Identifier: GPL-2.0
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#
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# Copyright © 2020, Microsoft Corporation. All rights reserved.
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#
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# Author: Mickaël Salaün <mic@linux.microsoft.com>
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#
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# Check that a CONFIG_SYSTEM_BLACKLIST_HASH_LIST file contains a valid array of
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# hash strings. Such string must start with a prefix ("tbs" or "bin"), then a
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# colon (":"), and finally an even number of hexadecimal lowercase characters
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# (up to 128).
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BEGIN {
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RS = ","
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}
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{
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if (!match($0, "^[ \t\n\r]*\"([^\"]*)\"[ \t\n\r]*$", part1)) {
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print "Not a string (item " NR "):", $0;
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exit 1;
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}
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if (!match(part1[1], "^(tbs|bin):(.*)$", part2)) {
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print "Unknown prefix (item " NR "):", part1[1];
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exit 1;
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}
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if (!match(part2[2], "^([0-9a-f]+)$", part3)) {
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print "Not a lowercase hexadecimal string (item " NR "):", part2[2];
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exit 1;
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}
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if (length(part3[1]) > 128) {
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print "Hash string too long (item " NR "):", part3[1];
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exit 1;
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}
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if (length(part3[1]) % 2 == 1) {
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print "Not an even number of hexadecimal characters (item " NR "):", part3[1];
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exit 1;
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}
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}
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