93 lines
2.2 KiB
Perl
Executable File
93 lines
2.2 KiB
Perl
Executable File
#!/usr/bin/perl
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# gencertbuf.pl
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# version 1.1
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# Updated 04/11/2017
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#
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# Copyright (C) 2006-2017 wolfSSL Inc.
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#
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use strict;
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use warnings;
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# ---- SCRIPT SETTINGS -------------------------------------------------------
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# output C header file to write cert/key buffers to
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my $outputFile = "./test_keys.h";
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# 2048-bit certs/keys to be converted
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# Used with USE_CERT_BUFFERS_2048 define.
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my @fileList_2048 = (
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[ "./ed_pub_test_key.der", "ed_pub_key_der_32" ],
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[ "./ed_priv_test_key.der", "ed_priv_key_der_64" ],
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);
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# ----------------------------------------------------------------------------
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my $num_2048 = @fileList_2048;
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# open our output file, "+>" creates and/or truncates
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open OUT_FILE, "+>", $outputFile or die $!;
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print OUT_FILE "/* certs_test.h */\n\n";
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print OUT_FILE "#ifndef WOLFSSL_CERTS_TEST_H\n";
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print OUT_FILE "#define WOLFSSL_CERTS_TEST_H\n\n";
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# convert and print 32/64-bit certs/keys
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print OUT_FILE "#ifdef USE_CERT_BUFFERS_ED\n\n";
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for (my $i = 0; $i < $num_2048; $i++) {
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my $fname = $fileList_2048[$i][0];
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my $sname = $fileList_2048[$i][1];
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print OUT_FILE "/* $fname, (32/64)-bit */\n";
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print OUT_FILE "static const unsigned char $sname\[] =\n";
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print OUT_FILE "{\n";
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file_to_hex($fname);
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print OUT_FILE "};\n";
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print OUT_FILE "static const int sizeof_$sname = sizeof($sname);\n\n";
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}
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print OUT_FILE "#endif /* USE_CERT_BUFFERS_ED */\n\n";
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print OUT_FILE "#endif /* WOLFSSL_CERTS_TEST_H */\n\n";
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# close certs_test.h file
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close OUT_FILE or die $!;
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# print file as hex, comma-separated, as needed by C buffer
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sub file_to_hex {
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my $fileName = $_[0];
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open my $fp, "<", $fileName or die $!;
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binmode($fp);
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my $fileLen = -s $fileName;
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my $byte;
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for (my $i = 0, my $j = 1; $i < $fileLen; $i++, $j++)
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{
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if ($j == 1) {
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print OUT_FILE "\t";
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}
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read($fp, $byte, 1) or die "Error reading $fileName";
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my $output = sprintf("0x%02X", ord($byte));
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print OUT_FILE $output;
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if ($i != ($fileLen - 1)) {
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print OUT_FILE ", ";
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}
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if ($j == 10) {
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$j = 0;
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print OUT_FILE "\n";
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}
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}
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print OUT_FILE "\n";
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close($fp);
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}
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