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37 lines
1.0 KiB
37 lines
1.0 KiB
#!/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 <[email protected]> |
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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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