56 lines
2.4 KiB
Perl
56 lines
2.4 KiB
Perl
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use strict;
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use warnings;
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use Test::More tests => 12;
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use Crypt::AuthEnc::ChaCha20Poly1305 qw( chacha20poly1305_encrypt_authenticate chacha20poly1305_decrypt_verify );
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my $key = "12345678901234561234567890123456";
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{
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my $pt = "plain_half";
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my $ct;
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my $m1 = Crypt::AuthEnc::ChaCha20Poly1305->new($key, "123456789012");
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$m1->adata_add("adata-123456789012");
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$ct = $m1->encrypt_add($pt);
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$ct .= $m1->encrypt_add($pt);
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my $tag = $m1->encrypt_done;
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is(unpack('H*', $ct), "92dc41021189e1660d5dd4bbee2fd00cc9047fdf", "enc: ciphertext");
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is(unpack('H*', $tag), "e6f20b492b7bf34c914c72717af6f232", "enc: tag");
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my $d1 = Crypt::AuthEnc::ChaCha20Poly1305->new($key, "123456789012");
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$d1->adata_add("adata-123456789012");
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my $pt2 = $d1->decrypt_add($ct);
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my $tag2 = $d1->decrypt_done();
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is($pt2, "plain_halfplain_half", "dec1: plaintext");
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is(unpack('H*', $tag2), "e6f20b492b7bf34c914c72717af6f232", "dec1: tag");
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my $d2 = Crypt::AuthEnc::ChaCha20Poly1305->new($key, "123456789012");
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$d2->adata_add("adata-123456789012");
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my $pt3;
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$pt3 .= $d2->decrypt_add(substr($ct,$_-1,1)) for (1..length($ct));
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my $tag3 = $d2->decrypt_done();
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is($pt3, "plain_halfplain_half", "dec2: plaintext");
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is(unpack('H*', $tag3), "e6f20b492b7bf34c914c72717af6f232", "dec2: tag");
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}
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{
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my ($ct, $tag) = chacha20poly1305_encrypt_authenticate($key, "123456789012", "", "plain_halfplain_half");
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is(unpack('H*', $ct), "92dc41021189e1660d5dd4bbee2fd00cc9047fdf", "chacha20poly1305_encrypt_authenticate: ciphertext (no header)");
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is(unpack('H*', $tag), "d081beb3c3fe560c77f6c4e0da1d0dac", "chacha20poly1305_encrypt_authenticate: tag (no header)");
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my $pt = chacha20poly1305_decrypt_verify($key, "123456789012", "", $ct, $tag);
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is($pt, "plain_halfplain_half", "chacha20poly1305_decrypt_verify: plaintext (no header)");
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}
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{
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my ($ct, $tag) = chacha20poly1305_encrypt_authenticate($key, "123456789012", "adata-123456789012", "plain_halfplain_half");
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is(unpack('H*', $ct), "92dc41021189e1660d5dd4bbee2fd00cc9047fdf", "chacha20poly1305_encrypt_authenticate: ciphertext (no header)");
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is(unpack('H*', $tag), "e6f20b492b7bf34c914c72717af6f232", "chacha20poly1305_encrypt_authenticate: tag (no header)");
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my $pt = chacha20poly1305_decrypt_verify($key, "123456789012", "adata-123456789012", $ct, $tag);
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is($pt, "plain_halfplain_half", "chacha20poly1305_decrypt_verify: plaintext (no header)");
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}
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