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wolfssh
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Update cert file generator: gencertbuf.pl

pull/831/head
gojimmypi 2025-09-03 12:07:10 -07:00
parent dccc62bafd
commit 341a093921
No known key found for this signature in database
GPG Key ID: 3D684FA88DC3FAA8
2 changed files with 63 additions and 27 deletions
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52
gencertbuf.pl
View File

@ -15,6 +15,9 @@ use warnings;
# output C header file to write key buffers to
my $outputFile = "./wolfssh/certs_test.h";
# Add a suffix to distinguish between wolfssl/certs_test.h
my $SSH_SUFFIX = "_ssh";
# ecc keys to be converted
my @fileList_ecc = (
@ -40,7 +43,7 @@ open OUT_FILE, "+>", $outputFile or die $!;
print OUT_FILE "/* certs_test.h\n";
print OUT_FILE " *\n";
print OUT_FILE "* Copyright (C) 2014-2020 wolfSSL Inc.\n";
print OUT_FILE " * Copyright (C) 2014-2025 wolfSSL Inc.\n";
print OUT_FILE " *\n";
print OUT_FILE " * This file is part of wolfSSH.\n";
print OUT_FILE " *\n";
@ -57,22 +60,39 @@ print OUT_FILE "*\n";
print OUT_FILE " * You should have received a copy of the GNU General Public License\n";
print OUT_FILE " * along with wolfSSH. If not, see <http://www.gnu.org/licenses/>.\n";
print OUT_FILE " */\n\n";
print OUT_FILE "#ifndef WOLFSSL_CERTS_TEST_H\n";
print OUT_FILE "#define WOLFSSL_CERTS_TEST_H\n\n";
print OUT_FILE "#ifndef _WOLFSSH_CERTS_TEST_H_\n";
print OUT_FILE "#define _WOLFSSH_CERTS_TEST_H_\n";
print OUT_FILE "\n";
print OUT_FILE "/* To distinguish these certs from those in wolfssl add suffix: _ssh\n";
print OUT_FILE " * See: https://github.com/wolfSSL/wolfssl/blob/master/wolfssl/certs_test.h\n";
print OUT_FILE " * Generate: https://github.com/wolfSSL/wolfssl/blob/master/gencertbuf.pl\n";
print OUT_FILE " *\n";
print OUT_FILE " * In C89/C90 (which Watcom generally defaults to), sizeof must be a\n";
print OUT_FILE " * compile-time constant expression when used in a static initializer.\n";
print OUT_FILE " * So don't use `static const int sizeof_`\n";
print OUT_FILE " */\n";
print OUT_FILE "\n";
# convert and print 2048-bit certs/keys
print OUT_FILE "#ifdef NO_FILESYSTEM\n\n";
print OUT_FILE "#if defined(NO_FILESYSTEM)\n\n";
for (my $i = 0; $i < $num_2048; $i++) {
my $fname = $fileList_2048[$i][0];
my $sname = $fileList_2048[$i][1];
# Add a suffix to distinguish between wolfssl/certs_test.h
$sname .= $SSH_SUFFIX;
print OUT_FILE "/* $fname, 2048-bit */\n";
print OUT_FILE "static const unsigned char $sname\[] =\n";
print OUT_FILE "{\n";
file_to_hex($fname);
print OUT_FILE "};\n";
print OUT_FILE "static const int sizeof_$sname = sizeof($sname);\n\n";
# In C89/C90 (which Watcom generally defaults to), sizeof must be a
# compile-time constant expression when used in a static initializer.
# So don't use `static const int sizeof_` here:
print OUT_FILE "#define sizeof_$sname (sizeof($sname))\n\n"
}
# convert and print ECC cert/keys
@ -81,16 +101,23 @@ for (my $i = 0; $i < $num_ecc; $i++) {
my $fname = $fileList_ecc[$i][0];
my $sname = $fileList_ecc[$i][1];
# Add a suffix to distinguish between wolfssl/certs_test.h
$sname .= $SSH_SUFFIX;
print OUT_FILE "/* $fname, ECC */\n";
print OUT_FILE "static const unsigned char $sname\[] =\n";
print OUT_FILE "{\n";
file_to_hex($fname);
print OUT_FILE "};\n";
print OUT_FILE "static const int sizeof_$sname = sizeof($sname);\n\n";
# In C89/C90 (which Watcom generally defaults to), sizeof must be a
# compile-time constant expression when used in a static initializer.
# So don't use `static const int sizeof_` here:
print OUT_FILE "#define sizeof_$sname (sizeof($sname))\n\n"
}
print OUT_FILE "#endif /* NO_FILESYSTEM */\n\n";
print OUT_FILE "#endif /* WOLFSSL_CERTS_TEST_H */\n\n";
print OUT_FILE "#endif /* _WOLFSSL_CERTS_TEST_H_ */\n\n";
# close certs_test.h file
close OUT_FILE or die $!;
@ -107,13 +134,16 @@ sub file_to_hex {
for (my $i = 0, my $j = 1; $i < $fileLen; $i++, $j++)
{
# Indent 4 spaces
if ($j == 1) {
print OUT_FILE "\t";
print OUT_FILE " ";
}
read($fp, $byte, 1) or die "Error reading $fileName";
my $output = sprintf("0x%02X", ord($byte));
print OUT_FILE $output;
# comma at the end of the array declaration
if ($i != ($fileLen - 1)) {
print OUT_FILE ",";
}
@ -122,6 +152,12 @@ sub file_to_hex {
$j = 0;
print OUT_FILE "\n";
}
else {
# Space between each byte, except last one
if ($i < $fileLen - 1) {
print OUT_FILE " ";
}
}
}
print OUT_FILE "\n";

2
wolfssh/certs_test.h
View File

@ -1,6 +1,6 @@
/* certs_test.h
*
* Copyright (C) 2014-2024 wolfSSL Inc.
* Copyright (C) 2014-2025 wolfSSL Inc.
*
* This file is part of wolfSSH.
*