Use different algorithm in pkcs7 tests

The default of OPENSSL_CIPHER_RC2_40 is no longer (non-legacy)
supported in OpenSSL 3, specify a newer cipher instead.

We should probably either change the default (if acceptable) or
make the parameter required.

Author: nikic

ext/openssl/tests/openssl_pkcs7_decrypt_basic.phpt

@@ -19,8 +19,9 @@ $single_cert = "file://" . __DIR__ . "/cert.crt";
 $headers = array("test@test", "testing openssl_pkcs7_encrypt()");
 $wrong = "wrong";
 $empty = "";
+$cipher = OPENSSL_CIPHER_AES_128_CBC;
 
-openssl_pkcs7_encrypt($infile, $encrypted, $single_cert, $headers);
+openssl_pkcs7_encrypt($infile, $encrypted, $single_cert, $headers, 0, $cipher);
 var_dump(openssl_pkcs7_decrypt($encrypted, $outfile, $single_cert, $privkey));
 var_dump(openssl_pkcs7_decrypt($encrypted, $outfile, openssl_x509_read($single_cert), $privkey));
 var_dump(openssl_pkcs7_decrypt($encrypted, $outfile, $single_cert, $wrong));

ext/openssl/tests/openssl_pkcs7_encrypt_basic.phpt

@@ -20,19 +20,20 @@ $headers = array("test@test", "testing openssl_pkcs7_encrypt()");
 $empty_headers = array();
 $wrong = "wrong";
 $empty = "";
+$cipher = OPENSSL_CIPHER_AES_128_CBC;
 
-var_dump(openssl_pkcs7_encrypt($infile, $outfile, $single_cert, $headers));
-var_dump(openssl_pkcs7_encrypt($infile, $outfile, openssl_x509_read($single_cert), $headers));
+var_dump(openssl_pkcs7_encrypt($infile, $outfile, $single_cert, $headers, 0, $cipher));
+var_dump(openssl_pkcs7_encrypt($infile, $outfile, openssl_x509_read($single_cert), $headers, 0, $cipher));
 var_dump(openssl_pkcs7_decrypt($outfile, $outfile2, $single_cert, $privkey));
-var_dump(openssl_pkcs7_encrypt($infile, $outfile, $single_cert, $assoc_headers));
-var_dump(openssl_pkcs7_encrypt($infile, $outfile, $single_cert, $empty_headers));
-var_dump(openssl_pkcs7_encrypt($wrong, $outfile, $single_cert, $headers));
-var_dump(openssl_pkcs7_encrypt($empty, $outfile, $single_cert, $headers));
-var_dump(openssl_pkcs7_encrypt($infile, $empty, $single_cert, $headers));
-var_dump(openssl_pkcs7_encrypt($infile, $outfile, $wrong, $headers));
-var_dump(openssl_pkcs7_encrypt($infile, $outfile, $empty, $headers));
-var_dump(openssl_pkcs7_encrypt($infile, $outfile, $multi_certs, $headers));
-var_dump(openssl_pkcs7_encrypt($infile, $outfile, array_map('openssl_x509_read', $multi_certs) , $headers));
+var_dump(openssl_pkcs7_encrypt($infile, $outfile, $single_cert, $assoc_headers, 0, $cipher));
+var_dump(openssl_pkcs7_encrypt($infile, $outfile, $single_cert, $empty_headers, 0, $cipher));
+var_dump(openssl_pkcs7_encrypt($wrong, $outfile, $single_cert, $headers, 0, $cipher));
+var_dump(openssl_pkcs7_encrypt($empty, $outfile, $single_cert, $headers, 0, $cipher));
+var_dump(openssl_pkcs7_encrypt($infile, $empty, $single_cert, $headers, 0, $cipher));
+var_dump(openssl_pkcs7_encrypt($infile, $outfile, $wrong, $headers, 0, $cipher));
+var_dump(openssl_pkcs7_encrypt($infile, $outfile, $empty, $headers, 0, $cipher));
+var_dump(openssl_pkcs7_encrypt($infile, $outfile, $multi_certs, $headers, 0, $cipher));
+var_dump(openssl_pkcs7_encrypt($infile, $outfile, array_map('openssl_x509_read', $multi_certs), $headers, 0, $cipher));
 
 if (file_exists($outfile)) {
     echo "true\n";